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2288 clevermous 1
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
2
;;
5363 yogev_ezra 3
;; Copyright (C) KolibriOS team 2004-2015. All rights reserved.
2288 clevermous 4
;; PROGRAMMING:
5
;; Ivan Poddubny
6
;; Marat Zakiyanov (Mario79)
7
;; VaStaNi
8
;; Trans
9
;; Mihail Semenyako (mike.dld)
10
;; Sergey Kuzmin (Wildwest)
11
;; Andrey Halyavin (halyavin)
12
;; Mihail Lisovin (Mihasik)
13
;; Andrey Ignatiev (andrew_programmer)
14
;; NoName
15
;; Evgeny Grechnikov (Diamond)
16
;; Iliya Mihailov (Ghost)
17
;; Sergey Semyonov (Serge)
18
;; Johnny_B
19
;; SPraid (simba)
20
;; Hidnplayr
21
;; Alexey Teplov ()
22
;; Rus
23
;; Nable
24
;; shurf
25
;; Alver
26
;; Maxis
27
;; Galkov
28
;; CleverMouse
29
;; tsdima
30
;; turbanoff
31
;; Asper
32
;; art_zh
33
;;
34
;; Data in this file was originally part of MenuetOS project which is
35
;; distributed under the terms of GNU GPL. It is modified and redistributed as
36
;; part of KolibriOS project under the terms of GNU GPL.
37
;;
38
;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
39
;; PROGRAMMING:
40
;;
41
;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
42
;; - main os coding/design
43
;; Jan-Michael Brummer, BUZZ2@gmx.de
44
;; Felix Kaiser, info@felix-kaiser.de
45
;; Paolo Minazzi, paolo.minazzi@inwind.it
46
;; quickcode@mail.ru
47
;; Alexey, kgaz@crosswinds.net
48
;; Juan M. Caravaca, bitrider@wanadoo.es
49
;; kristol@nic.fi
50
;; Mike Hibbett, mikeh@oceanfree.net
51
;; Lasse Kuusijarvi, kuusijar@lut.fi
52
;; Jarek Pelczar, jarekp3@wp.pl
53
;;
54
;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
55
;; WARRANTY. No author or distributor accepts responsibility to anyone for the
56
;; consequences of using it or for whether it serves any particular purpose or
57
;; works at all, unless he says so in writing. Refer to the GNU General Public
58
;; License (the "GPL") for full details.
59
;
60
;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
61
;; but only under the conditions described in the GPL. A copy of this license
62
;; is supposed to have been given to you along with KolibriOS so you can know
63
;; your rights and responsibilities. It should be in a file named COPYING.
64
;; Among other things, the copyright notice and this notice must be preserved
65
;; on all copies.
66
;;
67
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
68
 
3383 hidnplayr 69
format binary as "mnt"
70
 
2288 clevermous 71
include 'macros.inc'
2381 hidnplayr 72
include 'struct.inc'
2288 clevermous 73
 
74
$Revision: 5853 $
75
 
76
 
77
USE_COM_IRQ     equ 1      ; make irq 3 and irq 4 available for PCI devices
3627 Serge 78
VESA_1_2_VIDEO  equ 0      ; enable vesa 1.2 bank switch functions
2288 clevermous 79
 
80
; Enabling the next line will enable serial output console
3556 hidnplayr 81
;debug_com_base  equ 0x3f8  ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
2288 clevermous 82
 
83
include "proc32.inc"
84
include "kglobals.inc"
85
include "lang.inc"
3539 clevermous 86
include "encoding.inc"
2288 clevermous 87
 
88
include "const.inc"
3777 yogev_ezra 89
 
90
iglobal
91
; The following variable, if equal to 1, duplicates debug output to the screen.
92
debug_direct_print db 0
93
; Start the first app (LAUNCHER) after kernel is loaded? (1=yes, 2 or 0=no)
94
launcher_start db 1
95
endg
96
 
2288 clevermous 97
max_processes    equ   255
98
tss_step         equ   (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
99
 
100
os_stack       equ  (os_data_l-gdts)    ; GDTs
101
os_code        equ  (os_code_l-gdts)
102
graph_data     equ  (3+graph_data_l-gdts)
103
tss0           equ  (tss0_l-gdts)
104
app_code       equ  (3+app_code_l-gdts)
105
app_data       equ  (3+app_data_l-gdts)
106
app_tls        equ  (3+tls_data_l-gdts)
107
pci_code_sel   equ  (pci_code_32-gdts)
108
pci_data_sel   equ  (pci_data_32-gdts)
109
 
110
 
111
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
112
;;
113
;;   Included files:
114
;;
115
;;   Kernel16.inc
116
;;    - Booteng.inc   English text for bootup
117
;;    - Bootcode.inc  Hardware setup
118
;;    - Pci16.inc     PCI functions
119
;;
120
;;   Kernel32.inc
121
;;    - Sys32.inc     Process management
122
;;    - Shutdown.inc  Shutdown and restart
123
;;    - Fat32.inc     Read / write hd
124
;;    - Vesa12.inc    Vesa 1.2 driver
125
;;    - Vesa20.inc    Vesa 2.0 driver
126
;;    - Vga.inc       VGA driver
127
;;    - Stack.inc     Network interface
128
;;    - Mouse.inc     Mouse pointer
129
;;    - Scincode.inc  Window skinning
130
;;    - Pci32.inc     PCI functions
131
;;
132
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
133
 
134
 
135
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
136
;;                                                                      ;;
137
;;                  16 BIT ENTRY FROM BOOTSECTOR                        ;;
138
;;                                                                      ;;
139
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
140
 
141
use16
142
                  org   0x0
143
        jmp     start_of_code
144
 
3287 esevece 145
if lang eq sp
146
include "kernelsp.inc"  ; spanish kernel messages
3927 kaitz 147
else if lang eq et
148
version db    'Kolibri OS  versioon 0.7.7.0+    ',13,10,13,10,0
3287 esevece 149
else
2288 clevermous 150
version db    'Kolibri OS  version 0.7.7.0+     ',13,10,13,10,0
3287 esevece 151
end if
2288 clevermous 152
 
153
include "boot/bootstr.inc"     ; language-independent boot messages
154
include "boot/preboot.inc"
155
 
3274 esevece 156
if lang eq ge
157
include "boot/bootge.inc"     ; german system boot messages
158
else if lang eq sp
159
include "boot/bootsp.inc"     ; spanish system boot messages
2288 clevermous 160
else if lang eq ru
161
include "boot/bootru.inc"      ; russian system boot messages
162
include "boot/ru.inc"          ; Russian font
163
else if lang eq et
164
include "boot/bootet.inc"      ; estonian system boot messages
165
include "boot/et.inc"          ; Estonian font
166
else
3274 esevece 167
include "boot/booten.inc"      ; english system boot messages
2288 clevermous 168
end if
169
 
170
include "boot/bootcode.inc"    ; 16 bit system boot code
171
include "bus/pci/pci16.inc"
172
include "detect/biosdisk.inc"
173
 
174
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
175
;;                                                                      ;;
176
;;                  SWITCH TO 32 BIT PROTECTED MODE                     ;;
177
;;                                                                      ;;
178
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
179
 
180
 
181
; CR0 Flags - Protected mode and Paging
182
 
183
        mov     ecx, CR0_PE
184
 
185
; Enabling 32 bit protected mode
186
 
187
        sidt    [cs:old_ints_h]
188
 
189
        cli                             ; disable all irqs
190
        cld
191
        mov     al, 255                 ; mask all irqs
192
        out     0xa1, al
193
        out     0x21, al
194
   l.5:
195
        in      al, 0x64                ; Enable A20
196
        test    al, 2
197
        jnz     l.5
198
        mov     al, 0xD1
199
        out     0x64, al
200
   l.6:
201
        in      al, 0x64
202
        test    al, 2
203
        jnz     l.6
204
        mov     al, 0xDF
205
        out     0x60, al
206
   l.7:
207
        in      al, 0x64
208
        test    al, 2
209
        jnz     l.7
210
        mov     al, 0xFF
211
        out     0x64, al
212
 
213
        lgdt    [cs:tmp_gdt]            ; Load GDT
214
        mov     eax, cr0                ; protected mode
215
        or      eax, ecx
216
        and     eax, 10011111b *65536*256 + 0xffffff ; caching enabled
217
        mov     cr0, eax
218
        jmp     pword os_code:B32       ; jmp to enable 32 bit mode
219
 
220
align 8
221
tmp_gdt:
222
 
223
        dw     23
224
        dd     tmp_gdt+0x10000
225
        dw     0
226
 
227
        dw     0xffff
228
        dw     0x0000
229
        db     0x00
230
        dw     11011111b *256 +10011010b
231
        db     0x00
232
 
233
        dw     0xffff
234
        dw     0x0000
235
        db     0x00
236
        dw     11011111b *256 +10010010b
237
        db     0x00
238
 
239
include "data16.inc"
240
 
3627 Serge 241
if ~ lang eq sp
242
diff16 "end of bootcode",0,$+0x10000
243
end if
244
 
2288 clevermous 245
use32
246
org $+0x10000
247
 
248
align 4
249
B32:
250
        mov     ax, os_stack       ; Selector for os
251
        mov     ds, ax
252
        mov     es, ax
253
        mov     fs, ax
254
        mov     gs, ax
255
        mov     ss, ax
256
        mov     esp, 0x006CC00       ; Set stack
257
 
258
; CLEAR 0x280000 - HEAP_BASE
259
 
260
        xor     eax, eax
261
        mov     edi, CLEAN_ZONE
262
        mov     ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
263
        cld
264
        rep stosd
265
 
266
; CLEAR KERNEL UNDEFINED GLOBALS
267
        mov     edi, endofcode-OS_BASE
268
        mov     ecx, 0x90000
269
        sub     ecx, edi
270
        shr     ecx, 2
271
        rep stosd
272
 
273
; SAVE & CLEAR 0-0xffff
274
 
275
        mov     edi, 0x1000
3732 Serge 276
        mov     ecx, 0x8000 / 4
2288 clevermous 277
        rep stosd
3732 Serge 278
        mov     edi, 0xa000
279
        mov     ecx, 0x6000 / 4
280
        rep stosd
2288 clevermous 281
 
282
        call    test_cpu
283
        bts     [cpu_caps-OS_BASE], CAPS_TSC    ;force use rdtsc
284
 
285
        call    check_acpi
5787 serge 286
        call    init_hpet
2288 clevermous 287
        call    init_BIOS32
288
; MEMORY MODEL
289
        call    mem_test
290
        call    init_mem
291
        call    init_page_map
292
 
293
; ENABLE PAGING
294
 
5130 serge 295
        mov     eax, sys_proc-OS_BASE+PROC.pdt_0
2288 clevermous 296
        mov     cr3, eax
297
 
298
        mov     eax, cr0
299
        or      eax, CR0_PG+CR0_WP
300
        mov     cr0, eax
301
 
302
        lgdt    [gdts]
303
        jmp     pword os_code:high_code
304
 
305
align 4
306
bios32_entry    dd ?
307
tmp_page_tabs   dd ?
308
 
309
use16
310
org $-0x10000
311
include "boot/shutdown.inc" ; shutdown or restart
312
org $+0x10000
5033 clevermous 313
 
314
ap_init16:
315
        cli
316
        lgdt    [cs:gdts_ap-ap_init16]
317
        mov     eax, [cs:cr3_ap-ap_init16]
318
        mov     cr3, eax
319
        mov     eax, [cs:cr4_ap-ap_init16]
320
        mov     cr4, eax
321
        mov     eax, CR0_PE+CR0_PG+CR0_WP
322
        mov     cr0, eax
323
        jmp     pword os_code:ap_init_high
324
align 16
325
gdts_ap:
326
        dw     gdte-gdts-1
327
        dd     gdts
328
        dw     0
329
cr3_ap  dd     ?
330
cr4_ap  dd     ?
331
ap_init16_size = $ - ap_init16
2288 clevermous 332
use32
333
 
334
__DEBUG__ fix 1
335
__DEBUG_LEVEL__ fix 1
336
include 'init.inc'
337
 
338
org OS_BASE+$
339
 
2443 Serge 340
include 'fdo.inc'
341
 
2288 clevermous 342
align 4
343
high_code:
344
        mov     ax, os_stack
345
        mov     bx, app_data
346
        mov     cx, app_tls
347
        mov     ss, ax
348
        add     esp, OS_BASE
349
 
350
        mov     ds, bx
351
        mov     es, bx
352
        mov     fs, cx
353
        mov     gs, bx
354
 
5360 serge 355
        xor     eax, eax
356
        mov     ebx, 0xFFFFF000+PG_SHARED+PG_NOCACHE+PG_UWR
357
        bt      [cpu_caps], CAPS_PAT
358
        setc    al
359
        shl     eax, 7
360
        or      ebx, eax
361
 
5359 serge 362
        mov     eax, PG_GLOBAL
2288 clevermous 363
        bt      [cpu_caps], CAPS_PGE
364
        jnc     @F
365
 
5359 serge 366
        or      [sys_proc+PROC.pdt_0+(OS_BASE shr 20)], eax
5360 serge 367
        or      ebx, eax
2288 clevermous 368
 
5360 serge 369
        mov     eax, cr4
370
        or      eax, CR4_PGE
371
        mov     cr4, eax
2288 clevermous 372
@@:
5360 serge 373
        mov     [pte_valid_mask], ebx
374
 
2288 clevermous 375
        xor     eax, eax
5130 serge 376
        mov     dword [sys_proc+PROC.pdt_0], eax
377
        mov     dword [sys_proc+PROC.pdt_0+4], eax
2288 clevermous 378
 
379
        mov     eax, cr3
380
        mov     cr3, eax          ; flush TLB
381
 
382
        mov     ecx, pg_data.mutex
383
        call    mutex_init
384
 
385
        mov     ecx, disk_list_mutex
386
        call    mutex_init
387
 
2601 clevermous 388
        mov     ecx, keyboard_list_mutex
389
        call    mutex_init
390
 
2489 mario79 391
        mov     ecx, unpack_mutex
392
        call    mutex_init
393
 
3534 clevermous 394
        mov     ecx, application_table_mutex
395
        call    mutex_init
396
 
3742 clevermous 397
        mov     ecx, ide_mutex
398
        call    mutex_init
399
        mov     ecx, ide_channel1_mutex
400
        call    mutex_init
401
        mov     ecx, ide_channel2_mutex
402
        call    mutex_init
4700 mario79 403
        mov     ecx, ide_channel3_mutex
404
        call    mutex_init
405
        mov     ecx, ide_channel4_mutex
406
        call    mutex_init
407
        mov     ecx, ide_channel5_mutex
408
        call    mutex_init
409
        mov     ecx, ide_channel6_mutex
410
        call    mutex_init
3774 mario79 411
;-----------------------------------------------------------------------------
2288 clevermous 412
; SAVE REAL MODE VARIABLES
3774 mario79 413
;-----------------------------------------------------------------------------
2288 clevermous 414
; --------------- APM ---------------------
415
 
416
; init selectors
3732 Serge 417
        mov     ebx, [BOOT_VARS+BOOT_APM_ENTRY]        ; offset of APM entry point
418
        movzx   eax, word [BOOT_VARS+BOOT_APM_CODE_32] ; real-mode segment base address of
2288 clevermous 419
                                                                                ; protected-mode 32-bit code segment
3732 Serge 420
        movzx   ecx, word [BOOT_VARS+BOOT_APM_CODE_16]; real-mode segment base address of
2288 clevermous 421
                                                                                ; protected-mode 16-bit code segment
3732 Serge 422
        movzx   edx, word [BOOT_VARS+BOOT_APM_DATA_16]; real-mode segment base address of
2288 clevermous 423
                                                                                ; protected-mode 16-bit data segment
424
 
425
        shl     eax, 4
426
        mov     [dword apm_code_32 + 2], ax
427
        shr     eax, 16
428
        mov     [dword apm_code_32 + 4], al
429
 
430
        shl     ecx, 4
431
        mov     [dword apm_code_16 + 2], cx
432
        shr     ecx, 16
433
        mov     [dword apm_code_16 + 4], cl
434
 
435
        shl     edx, 4
436
        mov     [dword apm_data_16 + 2], dx
437
        shr     edx, 16
438
        mov     [dword apm_data_16 + 4], dl
439
 
440
        mov     dword[apm_entry], ebx
441
        mov     word [apm_entry + 4], apm_code_32 - gdts
442
 
3732 Serge 443
        mov     eax, [BOOT_VARS + BOOT_APM_VERSION] ; version & flags
2288 clevermous 444
        mov     [apm_vf], eax
445
; -----------------------------------------
3732 Serge 446
        mov     al, [BOOT_VARS+BOOT_DMA]            ; DMA access
2288 clevermous 447
        mov     [allow_dma_access], al
3732 Serge 448
        movzx   eax, byte [BOOT_VARS+BOOT_BPP]      ; bpp
5154 hidnplayr 449
        mov     [_display.bits_per_pixel], eax
2288 clevermous 450
        mov     [_display.vrefresh], 60
3777 yogev_ezra 451
        mov     al, [BOOT_VARS+BOOT_DEBUG_PRINT]    ; If nonzero, duplicates debug output to the screen
452
        mov     [debug_direct_print], al
453
        mov     al, [BOOT_VARS+BOOT_LAUNCHER_START] ; Start the first app (LAUNCHER) after kernel is loaded?
454
        mov     [launcher_start], al
3732 Serge 455
        movzx   eax, word [BOOT_VARS+BOOT_X_RES]; X max
2288 clevermous 456
        mov     [_display.width], eax
2654 mario79 457
        mov     [display_width_standard], eax
2288 clevermous 458
        dec     eax
459
        mov     [screen_workarea.right], eax
3732 Serge 460
        movzx   eax, word [BOOT_VARS+BOOT_Y_RES]; Y max
2288 clevermous 461
        mov     [_display.height], eax
2654 mario79 462
        mov     [display_height_standard], eax
2288 clevermous 463
        dec     eax
464
        mov     [screen_workarea.bottom], eax
3732 Serge 465
        movzx   eax, word [BOOT_VARS+BOOT_VESA_MODE] ; screen mode
3606 Serge 466
        mov     dword [SCR_MODE], eax
467
;        mov     eax, [BOOT_VAR+0x9014]             ; Vesa 1.2 bnk sw add
2407 mario79 468
;        mov     [BANK_SWITCH], eax
3606 Serge 469
        mov     eax, 640 *4                         ; Bytes PerScanLine
470
        cmp     [SCR_MODE], word 0x13               ; 320x200
2288 clevermous 471
        je      @f
3606 Serge 472
        cmp     [SCR_MODE], word 0x12               ; VGA 640x480
2288 clevermous 473
        je      @f
3732 Serge 474
        movzx   eax, word[BOOT_VARS+BOOT_PITCH]      ; for other modes
3606 Serge 475
@@:
5351 serge 476
        mov     [_display.lfb_pitch], eax
2288 clevermous 477
        mov     eax, [_display.width]
478
        mul     [_display.height]
5351 serge 479
        mov     [_display.win_map_size], eax
2288 clevermous 480
 
2438 mario79 481
        call    calculate_fast_getting_offset_for_WinMapAddress
2480 mario79 482
; for Qemu or non standart video cards
3481 Serge 483
; Unfortunately [BytesPerScanLine] does not always
2480 mario79 484
;                             equal to [_display.width] * [ScreenBPP] / 8
485
        call    calculate_fast_getting_offset_for_LFB
2438 mario79 486
 
3732 Serge 487
        mov     esi, BOOT_VARS+0x9080
2288 clevermous 488
        movzx   ecx, byte [esi-1]
489
        mov     [NumBiosDisks], ecx
490
        mov     edi, BiosDisksData
491
        rep movsd
492
 
5154 hidnplayr 493
setvideomode:
2288 clevermous 494
 
3732 Serge 495
        mov     eax, [BOOT_VARS+BOOT_LFB]
2288 clevermous 496
        mov     [LFBAddress], eax
497
 
5154 hidnplayr 498
        cmp     word [SCR_MODE], 0x0012                 ; VGA (640x480 16 colors)
499
        je      .vga
500
        cmp     word [SCR_MODE], 0x0013                 ; MCGA (320*200 256 colors)
501
        je      .32bpp
502
        cmp     byte [_display.bits_per_pixel], 32
503
        je      .32bpp
504
        cmp     byte [_display.bits_per_pixel], 24
505
        je      .24bpp
506
        cmp     byte [_display.bits_per_pixel], 16
507
        je      .16bpp
508
;        cmp     byte [_display.bits_per_pixel], 15
509
;        je      .15bpp
2436 mario79 510
 
5154 hidnplayr 511
  .vga:
512
        mov     [PUTPIXEL], VGA_putpixel
513
        mov     [GETPIXEL], Vesa20_getpixel32           ; Conversion buffer is 32 bpp
514
        mov     [_display.bytes_per_pixel], 4           ; Conversion buffer is 32 bpp
515
        jmp     .finish
2288 clevermous 516
 
5154 hidnplayr 517
;  .15bpp:
518
;        mov     [PUTPIXEL], Vesa20_putpixel15
519
;        mov     [GETPIXEL], Vesa20_getpixel15
520
;        mov     [_display.bytes_per_pixel], 2
521
;        jmp     .finish
522
 
523
  .16bpp:
524
        mov     [PUTPIXEL], Vesa20_putpixel16
525
        mov     [GETPIXEL], Vesa20_getpixel16
526
        mov     [_display.bytes_per_pixel], 2
527
        jmp     .finish
528
 
529
  .24bpp:
530
        mov     [PUTPIXEL], Vesa20_putpixel24
531
        mov     [GETPIXEL], Vesa20_getpixel24
532
        mov     [_display.bytes_per_pixel], 3
533
        jmp     .finish
534
 
535
  .32bpp:
536
        mov     [PUTPIXEL], Vesa20_putpixel32
537
        mov     [GETPIXEL], Vesa20_getpixel32
538
        mov     [_display.bytes_per_pixel], 4
539
;        jmp     .finish
540
 
541
  .finish:
542
        mov     [MOUSE_PICTURE], mousepointer
2642 mario79 543
        mov     [_display.check_mouse], check_mouse_area_for_putpixel
544
        mov     [_display.check_m_pixel], check_mouse_area_for_getpixel
545
 
2288 clevermous 546
; -------- Fast System Call init ----------
547
; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
548
        bt      [cpu_caps], CAPS_SEP
549
        jnc     .SEnP  ; SysEnter not Present
550
        xor     edx, edx
551
        mov     ecx, MSR_SYSENTER_CS
552
        mov     eax, os_code
553
        wrmsr
554
        mov     ecx, MSR_SYSENTER_ESP
555
;           mov eax, sysenter_stack ; Check it
556
        xor     eax, eax
557
        wrmsr
558
        mov     ecx, MSR_SYSENTER_EIP
559
        mov     eax, sysenter_entry
560
        wrmsr
561
.SEnP:
562
; AMD SYSCALL/SYSRET
563
        cmp     byte[cpu_vendor], 'A'
564
        jne     .noSYSCALL
565
        mov     eax, 0x80000001
566
        cpuid
567
        test    edx, 0x800  ; bit_11 - SYSCALL/SYSRET support
568
        jz      .noSYSCALL
569
        mov     ecx, MSR_AMD_EFER
570
        rdmsr
571
        or      eax, 1 ; bit_0 - System Call Extension (SCE)
572
        wrmsr
573
 
574
        ; !!!! It`s dirty hack, fix it !!!
575
        ; Bits of EDX :
3539 clevermous 576
        ; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
2288 clevermous 577
        ;  and the contents of this field, plus 8, are copied into the SS register.
3539 clevermous 578
        ; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
2288 clevermous 579
        ;  and the contents of this field, plus 8, are copied into the SS register.
580
 
581
        ; mov   edx, (os_code + 16) * 65536 + os_code
582
        mov     edx, 0x1B0008
583
 
584
        mov     eax, syscall_entry
585
        mov     ecx, MSR_AMD_STAR
586
        wrmsr
587
.noSYSCALL:
588
; -----------------------------------------
589
        stdcall alloc_page
5356 serge 590
        stdcall map_page, tss-0xF80, eax, PG_SWR
2288 clevermous 591
        stdcall alloc_page
5356 serge 592
        stdcall map_page, tss+0x80, eax, PG_SWR
2288 clevermous 593
        stdcall alloc_page
5356 serge 594
        stdcall map_page, tss+0x1080, eax, PG_SWR
2288 clevermous 595
 
596
; LOAD IDT
597
 
598
        call    build_interrupt_table ;lidt is executed
599
          ;lidt [idtreg]
600
 
601
        call    init_kernel_heap
3534 clevermous 602
        stdcall kernel_alloc, (RING0_STACK_SIZE+512) * 2
2288 clevermous 603
        mov     [os_stack_seg], eax
604
 
605
        lea     esp, [eax+RING0_STACK_SIZE]
606
 
607
        mov     [tss._ss0], os_stack
608
        mov     [tss._esp0], esp
609
        mov     [tss._esp], esp
610
        mov     [tss._cs], os_code
611
        mov     [tss._ss], os_stack
612
        mov     [tss._ds], app_data
613
        mov     [tss._es], app_data
614
        mov     [tss._fs], app_data
615
        mov     [tss._gs], app_data
616
        mov     [tss._io], 128
617
;Add IO access table - bit array of permitted ports
618
        mov     edi, tss._io_map_0
619
        xor     eax, eax
620
        not     eax
621
        mov     ecx, 8192/4
622
        rep stosd                    ; access to 4096*8=65536 ports
623
 
624
        mov     ax, tss0
625
        ltr     ax
626
 
2991 Serge 627
        mov     [LFBSize], 0xC00000
2288 clevermous 628
        call    init_LFB
629
        call    init_fpu
630
        call    init_malloc
631
 
5130 serge 632
        stdcall alloc_kernel_space, 0x50000         ; FIXME check size
2288 clevermous 633
        mov     [default_io_map], eax
634
 
635
        add     eax, 0x2000
636
        mov     [ipc_tmp], eax
637
        mov     ebx, 0x1000
638
 
639
        add     eax, 0x40000
640
        mov     [proc_mem_map], eax
641
 
642
        add     eax, 0x8000
643
        mov     [proc_mem_pdir], eax
644
 
645
        add     eax, ebx
646
        mov     [proc_mem_tab], eax
647
 
648
        add     eax, ebx
649
        mov     [tmp_task_ptab], eax
650
 
651
        add     eax, ebx
652
        mov     [ipc_pdir], eax
653
 
654
        add     eax, ebx
655
        mov     [ipc_ptab], eax
656
 
657
        stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
658
                (unpack.lc+unpack.lp)))*4
659
 
660
        mov     [unpack.p], eax
661
 
662
        call    init_events
2384 hidnplayr 663
        mov     eax, srv.fd-SRV.fd
2288 clevermous 664
        mov     [srv.fd], eax
665
        mov     [srv.bk], eax
666
 
667
;Set base of graphic segment to linear address of LFB
668
        mov     eax, [LFBAddress]         ; set for gs
669
        mov     [graph_data_l+2], ax
670
        shr     eax, 16
671
        mov     [graph_data_l+4], al
672
        mov     [graph_data_l+7], ah
673
 
5351 serge 674
        stdcall kernel_alloc, [_display.win_map_size]
675
        mov     [_display.win_map], eax
2288 clevermous 676
 
677
        xor     eax, eax
678
        inc     eax
679
 
680
; set background
681
 
682
        mov     [BgrDrawMode], eax
683
        mov     [BgrDataWidth], eax
684
        mov     [BgrDataHeight], eax
685
        mov     [mem_BACKGROUND], 4
686
        mov     [img_background], static_background_data
687
 
4199 mario79 688
; set clipboard
689
 
690
        xor     eax, eax
691
        mov     [clipboard_slots], eax
692
        mov     [clipboard_write_lock], eax
693
        stdcall kernel_alloc, 4096
694
        test    eax, eax
695
        jnz     @f
696
 
697
        dec     eax
698
@@:
699
        mov     [clipboard_main_list], eax
700
 
5787 serge 701
        mov     eax, [hpet_base]
702
        test    eax, eax
703
        jz      @F
704
        mov     eax, [hpet_base]
705
        stdcall map_io_mem, [hpet_base], 1024, PG_GLOBAL+PAT_UC+PG_SWR
706
        mov     [hpet_base], eax
707
        mov     eax, [eax]
708
        DEBUGF  1, "K : HPET caps %x\n", eax
709
@@:
3296 clevermous 710
; SET UP OS TASK
711
 
712
        mov     esi, boot_setostask
713
        call    boot_log
714
 
5595 serge 715
        mov     eax, sys_proc
716
        lea     edi, [eax+PROC.heap_lock]
717
        mov     ecx, (PROC.ht_free-PROC.heap_lock)/4
5130 serge 718
 
5595 serge 719
        list_init eax
720
        add     eax, PROC.thr_list
721
        list_init eax
722
 
723
        xor     eax, eax
724
        cld
725
        rep stosd
726
 
727
        mov     [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3
728
        mov     [edi+4], dword 3           ;reserve handles for stdin stdout and stderr
729
        mov     ecx, (PROC.pdt_0 - PROC.htab)/4
730
        add     edi, 8
731
        inc     eax
732
@@:
733
        stosd
734
        inc     eax
735
        cmp     eax, ecx
736
        jbe     @B
737
 
738
        mov     [sys_proc+PROC.pdt_0_phys], sys_proc-OS_BASE+PROC.pdt_0
739
 
5130 serge 740
        mov     eax, -1
741
        mov     edi, thr_slot_map+4
742
        mov     [edi-4], dword 0xFFFFFFF8
743
        stosd
744
        stosd
745
        stosd
746
        stosd
747
        stosd
748
        stosd
749
        stosd
750
 
751
        mov     [current_process], sys_proc
752
 
753
        mov     edx, SLOT_BASE+256*1
3534 clevermous 754
        mov     ebx, [os_stack_seg]
755
        add     ebx, 0x2000
756
        call    setup_os_slot
757
        mov     dword [edx], 'IDLE'
758
        sub     [edx+APPDATA.saved_esp], 4
759
        mov     eax, [edx+APPDATA.saved_esp]
760
        mov     dword [eax], idle_thread
761
        mov     ecx, IDLE_PRIORITY
762
        call    scheduler_add_thread
3296 clevermous 763
 
3534 clevermous 764
        mov     edx, SLOT_BASE+256*2
765
        mov     ebx, [os_stack_seg]
766
        call    setup_os_slot
767
        mov     dword [edx], 'OS'
768
        xor     ecx, ecx
769
        call    scheduler_add_thread
3296 clevermous 770
 
3534 clevermous 771
        mov     dword [CURRENT_TASK], 2
772
        mov     dword [TASK_COUNT], 2
773
        mov     dword [current_slot], SLOT_BASE + 256*2
774
        mov     dword [TASK_BASE], CURRENT_TASK + 32*2
3296 clevermous 775
 
5033 clevermous 776
; Move other CPUs to deep sleep, if it is useful
777
uglobal
778
use_mwait_for_idle db 0
779
endg
780
        cmp     [cpu_vendor+8], 'ntel'
781
        jnz     .no_wake_cpus
782
        bt      [cpu_caps+4], CAPS_MONITOR-32
783
        jnc     .no_wake_cpus
784
        dbgstr 'using mwait for idle loop'
785
        inc     [use_mwait_for_idle]
786
        mov     ebx, [cpu_count]
787
        cmp     ebx, 1
788
        jbe     .no_wake_cpus
789
        call    create_trampoline_pgmap
790
        mov     [cr3_ap+OS_BASE], eax
791
        mov     eax, cr4
792
        mov     [cr4_ap+OS_BASE], eax
793
        mov     esi, OS_BASE + ap_init16
794
        mov     edi, OS_BASE + 8000h
795
        mov     ecx, (ap_init16_size + 3) / 4
796
        rep movsd
5359 serge 797
        stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_GLOBAL+PG_NOCACHE+PG_SWR
5033 clevermous 798
        mov     [LAPIC_BASE], eax
799
        lea     edi, [eax+300h]
800
        mov     esi, smpt+4
801
        dec     ebx
802
.wake_cpus_loop:
803
        lodsd
5049 clevermous 804
        push    esi
805
        xor     esi, esi
806
        inc     esi
5033 clevermous 807
        shl     eax, 24
808
        mov     [edi+10h], eax
809
; assert INIT IPI
810
        mov     dword [edi], 0C500h
5049 clevermous 811
        call    delay_ms
5033 clevermous 812
@@:
813
        test    dword [edi], 1000h
814
        jnz     @b
815
; deassert INIT IPI
816
        mov     dword [edi], 8500h
5049 clevermous 817
        call    delay_ms
5033 clevermous 818
@@:
819
        test    dword [edi], 1000h
820
        jnz     @b
821
; send STARTUP IPI
822
        mov     dword [edi], 600h + (8000h shr 12)
5049 clevermous 823
        call    delay_ms
5033 clevermous 824
@@:
825
        test    dword [edi], 1000h
826
        jnz     @b
5049 clevermous 827
        pop     esi
5033 clevermous 828
        dec     ebx
829
        jnz     .wake_cpus_loop
830
        mov     eax, [cpu_count]
831
        dec     eax
832
@@:
833
        cmp     [ap_initialized], eax
834
        jnz     @b
835
        mov     eax, [cr3_ap+OS_BASE]
836
        call    free_page
837
.no_wake_cpus:
2288 clevermous 838
 
839
; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
2642 mario79 840
        mov     esi, boot_initirq
841
        call    boot_log
842
        call    init_irqs
2288 clevermous 843
 
2642 mario79 844
        mov     esi, boot_picinit
845
        call    boot_log
2288 clevermous 846
        call    PIC_init
847
 
2642 mario79 848
        mov     esi, boot_v86machine
849
        call    boot_log
2288 clevermous 850
; Initialize system V86 machine
851
        call    init_sys_v86
852
 
2642 mario79 853
        mov     esi, boot_inittimer
854
        call    boot_log
2288 clevermous 855
; Initialize system timer (IRQ0)
856
        call    PIT_init
857
 
4273 clevermous 858
; Register ramdisk file system
4772 mario79 859
        cmp     [boot_dev+OS_BASE+0x10000], 1
860
        je      @f
3613 clevermous 861
 
4772 mario79 862
        call    register_ramdisk
863
;--------------------------------------
864
@@:
2642 mario79 865
        mov     esi, boot_initapic
866
        call    boot_log
2288 clevermous 867
; Try to Initialize APIC
868
        call    APIC_init
869
 
2642 mario79 870
        mov     esi, boot_enableirq
871
        call    boot_log
3785 mario79 872
; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
2288 clevermous 873
; they are used: when partitions are scanned, hd_read relies on timer
874
        call    unmask_timer
875
        stdcall enable_irq, 2               ; @#$%! PIC
876
        stdcall enable_irq, 13              ; co-processor
4741 hidnplayr 877
 
878
; Setup serial output console (if enabled)
879
if defined debug_com_base
880
 
881
        ; reserve port so nobody else will use it
882
        xor     ebx, ebx
883
        mov     ecx, debug_com_base
884
        mov     edx, debug_com_base+7
885
        call    r_f_port_area
886
 
887
        ; enable Divisor latch
888
        mov     dx, debug_com_base+3
889
        mov     al, 1 shl 7
890
        out     dx, al
891
 
892
        ; Set speed to 115200 baud (max speed)
893
        mov     dx, debug_com_base
894
        mov     al, 0x01
895
        out     dx, al
896
 
897
        mov     dx, debug_com_base+1
898
        mov     al, 0x00
899
        out     dx, al
900
 
901
        ; No parity, 8bits words, one stop bit, dlab bit back to 0
902
        mov     dx, debug_com_base+3
903
        mov     al, 3
904
        out     dx, al
905
 
906
        ; disable interrupts
907
        mov     dx, debug_com_base+1
908
        mov     al, 0
909
        out     dx, al
910
 
911
        ; clear +  enable fifo (64 bits)
912
        mov     dx, debug_com_base+2
913
        mov     al, 0x7 + 1 shl 5
914
        out     dx, al
915
 
916
end if
917
 
918
 
4575 mario79 919
;-----------------------------------------------------------------------------
920
; show SVN version of kernel on the message board
921
;-----------------------------------------------------------------------------
922
        mov     eax, [version_inf.rev]
923
        DEBUGF  1, "K : kernel SVN r%d\n", eax
924
;-----------------------------------------------------------------------------
925
; show CPU count on the message board
926
;-----------------------------------------------------------------------------
927
        mov     eax, [cpu_count]
928
        test    eax, eax
929
        jnz     @F
930
        mov     al, 1                             ; at least one CPU
931
@@:
932
        DEBUGF  1, "K : %d CPU detected\n", eax
933
;-----------------------------------------------------------------------------
934
; detect Floppy drives
935
;-----------------------------------------------------------------------------
936
        mov     esi, boot_detectfloppy
937
        call    boot_log
938
include 'detect/dev_fd.inc'
939
;-----------------------------------------------------------------------------
4624 mario79 940
; create pci-devices list
4575 mario79 941
;-----------------------------------------------------------------------------
4624 mario79 942
        mov     [pci_access_enabled], 1
943
        call    pci_enum
3762 mario79 944
;-----------------------------------------------------------------------------
4624 mario79 945
; initialisation IDE ATA code
4575 mario79 946
;-----------------------------------------------------------------------------
4624 mario79 947
include 'detect/init_ata.inc'
4575 mario79 948
;-----------------------------------------------------------------------------
2288 clevermous 949
if 0
950
        mov     ax, [OS_BASE+0x10000+bx_from_load]
951
        cmp     ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
952
        je      no_lib_load
2642 mario79 953
 
954
        mov     esi, boot_loadlibs
955
        call    boot_log
2288 clevermous 956
; LOADING LIBRARES
957
        stdcall dll.Load, @IMPORT           ; loading librares for kernel (.obj files)
958
        call    load_file_parse_table       ; prepare file parse table
959
        call    set_kernel_conf             ; configure devices and gui
960
no_lib_load:
961
end if
962
 
963
; Display APIC status
964
        mov     esi, boot_APIC_found
965
        cmp     [irq_mode], IRQ_APIC
966
        je      @f
967
        mov     esi, boot_APIC_nfound
968
@@:
2642 mario79 969
        call    boot_log
2288 clevermous 970
 
971
; PRINT AMOUNT OF MEMORY
972
        mov     esi, boot_memdetect
973
        call    boot_log
974
 
975
        movzx   ecx, word [boot_y]
976
        if lang eq ru
977
        or      ecx, (10+30*6) shl 16
3274 esevece 978
        else if lang eq sp
979
        or      ecx, (10+33*6) shl 16
980
        else
2288 clevermous 981
        or      ecx, (10+29*6) shl 16
3274 esevece 982
        end if
2288 clevermous 983
        sub     ecx, 10
984
        mov     edx, 0xFFFFFF
985
        mov     ebx, [MEM_AMOUNT]
986
        shr     ebx, 20
987
        xor     edi, edi
988
        mov     eax, 0x00040000
989
        inc     edi
990
        call    display_number_force
991
 
992
; BUILD SCHEDULER
993
 
2642 mario79 994
;        call    build_scheduler; sys32.inc
2288 clevermous 995
 
2642 mario79 996
;        mov     esi, boot_devices
997
;        call    boot_log
2288 clevermous 998
 
4578 clevermous 999
        call    clear_pci_ide_interrupts
4575 mario79 1000
 
4297 yogev_ezra 1001
include "detect/vortex86.inc"                     ; Vortex86 SoC detection code
1002
 
5039 clevermous 1003
        stdcall load_pe_driver, szVidintel, 0
3508 clevermous 1004
 
3520 clevermous 1005
        call    usb_init
1006
 
2288 clevermous 1007
; SET PRELIMINARY WINDOW STACK AND POSITIONS
1008
 
1009
        mov     esi, boot_windefs
1010
        call    boot_log
1011
        call    set_window_defaults
1012
 
1013
; SET BACKGROUND DEFAULTS
1014
 
1015
        mov     esi, boot_bgr
1016
        call    boot_log
1017
        call    init_background
1018
        call    calculatebackground
1019
 
1020
; RESERVE SYSTEM IRQ'S JA PORT'S
1021
 
1022
        mov     esi, boot_resirqports
1023
        call    boot_log
1024
        call    reserve_irqs_ports
1025
 
1026
        call    init_display
1027
        mov     eax, [def_cursor]
1028
        mov     [SLOT_BASE+APPDATA.cursor+256], eax
3534 clevermous 1029
        mov     [SLOT_BASE+APPDATA.cursor+256*2], eax
2288 clevermous 1030
 
3501 Serge 1031
; PRINT CPU FREQUENCY
2288 clevermous 1032
 
3501 Serge 1033
        mov     esi, boot_cpufreq
2288 clevermous 1034
        call    boot_log
3501 Serge 1035
 
5792 serge 1036
        cli
1037
        mov     ebx, [hpet_base]
1038
        test    ebx, ebx
1039
        jz      @F
1040
        mov     ebx, [ebx+0xF0]
1041
 
3501 Serge 1042
        rdtsc
5792 serge 1043
        mov     ecx, 1000
1044
        sub     eax, [hpet_tsc_start]
1045
        sbb     edx, [hpet_tsc_start+4]
1046
        shld    edx, eax, 10
1047
        shl     eax, 10
1048
        mov     esi, eax
1049
        mov     eax, edx
1050
        mul     ecx
1051
        xchg    eax, esi
1052
        mul     ecx
1053
        adc     edx, esi
1054
        div     ebx
1055
        mul     ecx
1056
        div     [hpet_period]
1057
        mul     ecx
1058
        DEBUGF  1, "K : cpu frequency %u Hz\n", eax
1059
        jmp     .next
1060
@@:
1061
        rdtsc
2288 clevermous 1062
        mov     ecx, eax
1063
        mov     esi, 250            ; wait 1/4 a second
1064
        call    delay_ms
3501 Serge 1065
        rdtsc
5031 clevermous 1066
        sti
3501 Serge 1067
 
2288 clevermous 1068
        sub     eax, ecx
3481 Serge 1069
        xor     edx, edx
1070
        shld    edx, eax, 2
2288 clevermous 1071
        shl     eax, 2
5792 serge 1072
.next:
3481 Serge 1073
        mov     dword [cpu_freq], eax
1074
        mov     dword [cpu_freq+4], edx
3502 Serge 1075
        mov     ebx, 1000000
1076
        div     ebx
3501 Serge 1077
        mov     ebx, eax
2288 clevermous 1078
 
1079
        movzx   ecx, word [boot_y]
1080
        if lang eq ru
3501 Serge 1081
        add     ecx, (10+19*6) shl 16 - 10
3274 esevece 1082
        else if lang eq sp
3501 Serge 1083
        add     ecx, (10+25*6) shl 16 - 10
3274 esevece 1084
        else
3501 Serge 1085
        add     ecx, (10+17*6) shl 16 - 10
3274 esevece 1086
        end if
3501 Serge 1087
 
2288 clevermous 1088
        mov     edx, 0xFFFFFF
1089
        xor     edi, edi
1090
        mov     eax, 0x00040000
1091
        inc     edi
1092
        call    display_number_force
1093
 
1094
; SET VARIABLES
1095
 
1096
        call    set_variables
1097
 
1098
; STACK AND FDC
1099
 
1100
        call    stack_init
1101
        call    fdc_init
1102
 
1103
; PALETTE FOR 320x200 and 640x480 16 col
1104
 
1105
        cmp     [SCR_MODE], word 0x12
1106
        jne     no_pal_vga
1107
        mov     esi, boot_pal_vga
1108
        call    boot_log
1109
        call    paletteVGA
1110
      no_pal_vga:
1111
 
1112
        cmp     [SCR_MODE], word 0x13
1113
        jne     no_pal_ega
1114
        mov     esi, boot_pal_ega
1115
        call    boot_log
1116
        call    palette320x200
1117
      no_pal_ega:
1118
 
1119
; LOAD DEFAULT SKIN
1120
 
1121
        call    load_default_skin
1122
 
5635 hidnplayr 1123
; Protect I/O permission map
2288 clevermous 1124
 
1125
        mov     esi, [default_io_map]
5356 serge 1126
        stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_READ
2288 clevermous 1127
        add     esi, 0x1000
5356 serge 1128
        stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_READ
2288 clevermous 1129
 
1130
        stdcall map_page, tss._io_map_0, \
5356 serge 1131
                [SLOT_BASE+256+APPDATA.io_map], PG_READ
2288 clevermous 1132
        stdcall map_page, tss._io_map_1, \
5356 serge 1133
                [SLOT_BASE+256+APPDATA.io_map+4], PG_READ
2288 clevermous 1134
 
1135
; SET KEYBOARD PARAMETERS
1136
        mov     al, 0xf6       ; reset keyboard, scan enabled
5012 clevermous 1137
        call    kb_write_wait_ack
2601 clevermous 1138
        test    ah, ah
1139
        jnz     .no_keyboard
2288 clevermous 1140
 
2601 clevermous 1141
iglobal
1142
align 4
1143
ps2_keyboard_functions:
1144
        dd      .end - $
1145
        dd      0       ; no close
1146
        dd      ps2_set_lights
1147
.end:
1148
endg
1149
        stdcall register_keyboard, ps2_keyboard_functions, 0
2288 clevermous 1150
       ; mov   al, 0xED       ; Keyboard LEDs - only for testing!
5012 clevermous 1151
       ; call  kb_write_wait_ack
2288 clevermous 1152
       ; mov   al, 111b
5012 clevermous 1153
       ; call  kb_write_wait_ack
2288 clevermous 1154
 
1155
        mov     al, 0xF3     ; set repeat rate & delay
5012 clevermous 1156
        call    kb_write_wait_ack
2288 clevermous 1157
        mov     al, 0; 30 250 ;00100010b ; 24 500  ;00100100b  ; 20 500
5012 clevermous 1158
        call    kb_write_wait_ack
2288 clevermous 1159
     ;// mike.dld [
1160
        call    set_lights
1161
     ;// mike.dld ]
1162
        stdcall attach_int_handler, 1, irq1, 0
4734 mario79 1163
        DEBUGF  1, "K : IRQ1 return code %x\n", eax
2601 clevermous 1164
.no_keyboard:
2288 clevermous 1165
 
4553 hidnplayr 1166
; Load PS/2 mouse driver
2288 clevermous 1167
 
5044 clevermous 1168
        stdcall load_pe_driver, szPS2MDriver, 0
2288 clevermous 1169
 
1170
        mov     esi, boot_setmouse
1171
        call    boot_log
1172
        call    setmouse
1173
 
5031 clevermous 1174
; LOAD FIRST APPLICATION
1175
        cmp     byte [launcher_start], 1        ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
1176
        jnz     first_app_found
1177
 
1178
        cli
1179
        mov     ebp, firstapp
1180
        call    fs_execute_from_sysdir
1181
        test    eax, eax
1182
        jns     first_app_found
1183
 
1184
        mov     esi, boot_failed
1185
        call    boot_log
1186
 
1187
        mov     eax, 0xDEADBEEF      ; otherwise halt
1188
        hlt
1189
 
1190
first_app_found:
1191
 
2288 clevermous 1192
; START MULTITASKING
1193
 
1194
; A 'All set - press ESC to start' messages if need
1195
if preboot_blogesc
1196
        mov     esi, boot_tasking
1197
        call    boot_log
1198
.bll1:
1199
        in      al, 0x60        ; wait for ESC key press
1200
        cmp     al, 129
1201
        jne     .bll1
1202
end if
1203
 
1204
        mov     [timer_ticks_enable], 1         ; for cd driver
1205
 
1206
        sti
4734 mario79 1207
 
4608 clevermous 1208
        call    mtrr_validate
1209
 
2288 clevermous 1210
        jmp     osloop
1211
 
1212
 
1213
        ; Fly :)
1214
 
5033 clevermous 1215
uglobal
1216
align 4
1217
ap_initialized  dd      0
1218
endg
1219
 
1220
ap_init_high:
1221
        mov     ax, os_stack
1222
        mov     bx, app_data
1223
        mov     cx, app_tls
1224
        mov     ss, ax
1225
        mov     ds, bx
1226
        mov     es, bx
1227
        mov     fs, cx
1228
        mov     gs, bx
1229
        xor     esp, esp
5130 serge 1230
        mov     eax, sys_proc-OS_BASE+PROC.pdt_0
5033 clevermous 1231
        mov     cr3, eax
1232
        lock inc [ap_initialized]
1233
        jmp     idle_loop
1234
 
1235
 
2288 clevermous 1236
include 'unpacker.inc'
1237
 
1238
align 4
1239
boot_log:
1240
        pushad
1241
 
1242
        mov     ebx, 10*65536
1243
        mov     bx, word [boot_y]
1244
        add     [boot_y], dword 10
1245
        mov     ecx, 0x80ffffff; ASCIIZ string with white color
1246
        xor     edi, edi
1247
        mov     edx, esi
1248
        inc     edi
1249
        call    dtext
1250
 
1251
        mov     [novesachecksum], 1000
1252
        call    checkVga_N13
1253
 
1254
        popad
1255
 
1256
        ret
1257
 
3534 clevermous 1258
; in: edx -> APPDATA for OS/IDLE slot
1259
; in: ebx = stack base
1260
proc setup_os_slot
1261
        xor     eax, eax
1262
        mov     ecx, 256/4
1263
        mov     edi, edx
1264
        rep stosd
1265
 
3535 clevermous 1266
        mov     eax, tss+0x80
1267
        call    get_pg_addr
1268
        inc     eax
1269
        mov     [edx+APPDATA.io_map], eax
1270
        mov     eax, tss+0x1080
1271
        call    get_pg_addr
1272
        inc     eax
1273
        mov     [edx+APPDATA.io_map+4], eax
1274
 
3534 clevermous 1275
        mov     dword [edx+APPDATA.pl0_stack], ebx
1276
        lea     edi, [ebx+0x2000-512]
1277
        mov     dword [edx+APPDATA.fpu_state], edi
1278
        mov     dword [edx+APPDATA.saved_esp0], edi
1279
        mov     dword [edx+APPDATA.saved_esp], edi
1280
        mov     dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
1281
 
1282
        mov     esi, fpu_data
1283
        mov     ecx, 512/4
1284
        cld
1285
        rep movsd
1286
 
1287
        lea     eax, [edx+APP_OBJ_OFFSET]
1288
        mov     dword [edx+APPDATA.fd_obj], eax
1289
        mov     dword [edx+APPDATA.bk_obj], eax
1290
 
1291
        mov     dword [edx+APPDATA.cur_dir], sysdir_path
1292
 
5130 serge 1293
        mov     [edx + APPDATA.process], sys_proc
3534 clevermous 1294
 
5130 serge 1295
        lea     ebx, [edx+APPDATA.list]
1296
        lea     ecx, [sys_proc+PROC.thr_list]
1297
        list_add_tail ebx, ecx
1298
 
3534 clevermous 1299
        mov     eax, edx
1300
        shr     eax, 3
1301
        add     eax, CURRENT_TASK - (SLOT_BASE shr 3)
1302
        mov     [eax+TASKDATA.wnd_number], dh
1303
        mov     byte [eax+TASKDATA.pid], dh
1304
 
1305
        ret
1306
endp
1307
 
2288 clevermous 1308
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1309
;                                                                    ;
1310
;                    MAIN OS LOOP START                              ;
1311
;                                                                    ;
1312
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1313
align 32
1314
osloop:
3534 clevermous 1315
        mov     edx, osloop_has_work?
1316
        xor     ecx, ecx
1317
        call    Wait_events
1318
        xor     eax, eax
1319
        xchg    eax, [osloop_nonperiodic_work]
1320
        test    eax, eax
1321
        jz      .no_periodic
4734 mario79 1322
 
2453 mario79 1323
        call    __sys_draw_pointer
2288 clevermous 1324
        call    window_check_events
1325
        call    mouse_check_events
1326
        call    checkmisc
1327
        call    checkVga_N13
4734 mario79 1328
;--------------------------------------
3534 clevermous 1329
.no_periodic:
2288 clevermous 1330
        call    stack_handler
1331
        call    check_fdd_motor_status
1332
        call    check_ATAPI_device_event
2601 clevermous 1333
        call    check_lights_state
2288 clevermous 1334
        call    check_timers
4734 mario79 1335
 
2288 clevermous 1336
        jmp     osloop
1337
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1338
;                                                                    ;
1339
;                      MAIN OS LOOP END                              ;
1340
;                                                                    ;
1341
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534 clevermous 1342
proc osloop_has_work?
1343
        cmp     [osloop_nonperiodic_work], 0
1344
        jnz     .yes
1345
        call    stack_handler_has_work?
1346
        jnz     .yes
4273 clevermous 1347
        call    check_fdd_motor_status_has_work?
1348
        jnz     .yes
3534 clevermous 1349
        call    check_ATAPI_device_event_has_work?
1350
        jnz     .yes
1351
        call    check_lights_state_has_work?
1352
        jnz     .yes
1353
        call    check_timers_has_work?
1354
        jnz     .yes
1355
.no:
1356
        xor     eax, eax
2288 clevermous 1357
        ret
3534 clevermous 1358
.yes:
1359
        xor     eax, eax
1360
        inc     eax
1361
        ret
1362
endp
2288 clevermous 1363
 
3534 clevermous 1364
proc wakeup_osloop
1365
        mov     [osloop_nonperiodic_work], 1
1366
        ret
1367
endp
1368
 
2288 clevermous 1369
uglobal
3534 clevermous 1370
align 4
1371
osloop_nonperiodic_work dd      ?
2288 clevermous 1372
endg
1373
 
5033 clevermous 1374
uglobal
1375
align 64
1376
idle_addr       rb      64
1377
endg
1378
 
3534 clevermous 1379
idle_thread:
1380
        sti
5033 clevermous 1381
 
1382
; The following code can be executed by all CPUs in the system.
1383
; All other parts of the kernel do not expect multi-CPU.
1384
; Also, APs don't even have a stack here.
1385
; Beware. Don't do anything here. Anything at all.
3534 clevermous 1386
idle_loop:
5033 clevermous 1387
        cmp     [use_mwait_for_idle], 0
1388
        jnz     idle_loop_mwait
1389
 
1390
idle_loop_hlt:
3534 clevermous 1391
        hlt
5033 clevermous 1392
        jmp     idle_loop_hlt
2288 clevermous 1393
 
5033 clevermous 1394
idle_loop_mwait:
1395
        mov     eax, idle_addr
1396
        xor     ecx, ecx
1397
        xor     edx, edx
1398
        monitor
1399
        xor     ecx, ecx
1400
        mov     eax, 20h        ; or 10h
1401
        mwait
1402
        jmp     idle_loop_mwait
2288 clevermous 1403
 
3534 clevermous 1404
 
2288 clevermous 1405
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1406
;                                                                      ;
1407
;                   INCLUDED SYSTEM FILES                              ;
1408
;                                                                      ;
1409
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1410
 
1411
 
1412
include "kernel32.inc"
1413
 
1414
 
1415
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1416
;                                                                      ;
1417
;                       KERNEL FUNCTIONS                               ;
1418
;                                                                      ;
1419
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1420
 
1421
reserve_irqs_ports:
1422
 
1423
 
1424
; RESERVE PORTS
1425
        mov     eax, RESERVED_PORTS
1426
        mov     ecx, 1
1427
 
1428
        mov     [eax], dword 4
1429
 
1430
        mov     [eax+16], ecx
1431
        mov     [eax+16+4], dword 0
3426 hidnplayr 1432
        mov     [eax+16+8], dword 0x2D
2288 clevermous 1433
 
1434
        mov     [eax+32], ecx
1435
        mov     [eax+32+4], dword 0x30
1436
        mov     [eax+32+8], dword 0x4D
1437
 
1438
        mov     [eax+48], ecx
1439
        mov     [eax+48+4], dword 0x50
3426 hidnplayr 1440
        mov     [eax+48+8], dword 0xDF
2288 clevermous 1441
 
1442
        mov     [eax+64], ecx
1443
        mov     [eax+64+4], dword 0xE5
1444
        mov     [eax+64+8], dword 0xFF
1445
 
1446
        ret
1447
 
1448
 
1449
iglobal
3534 clevermous 1450
  process_number dd 0x2
2288 clevermous 1451
endg
1452
 
1453
set_variables:
1454
 
1455
        mov     ecx, 0x16                    ; flush port 0x60
1456
.fl60:
1457
        in      al, 0x60
1458
        loop    .fl60
1459
        push    eax
1460
 
3732 Serge 1461
        mov     ax, [BOOT_VARS+BOOT_Y_RES]
2288 clevermous 1462
        shr     ax, 1
1463
        shl     eax, 16
3732 Serge 1464
        mov     ax, [BOOT_VARS+BOOT_X_RES]
2288 clevermous 1465
        shr     ax, 1
1466
        mov     [MOUSE_X], eax
3534 clevermous 1467
        call    wakeup_osloop
2288 clevermous 1468
 
1469
        xor     eax, eax
1470
        mov     [BTN_ADDR], dword BUTTON_INFO ; address of button list
1471
 
1472
        mov     byte [KEY_COUNT], al              ; keyboard buffer
1473
        mov     byte [BTN_COUNT], al              ; button buffer
1474
;        mov   [MOUSE_X],dword 100*65536+100    ; mouse x/y
1475
 
1476
        pop     eax
1477
        ret
1478
 
1479
align 4
1480
;input  eax=43,bl-byte of output, ecx - number of port
1481
sys_outport:
1482
 
1483
        mov     edi, ecx   ; separate flag for read / write
1484
        and     ecx, 65535
1485
 
1486
        mov     eax, [RESERVED_PORTS]
1487
        test    eax, eax
1488
        jnz     .sopl8
1489
        inc     eax
1490
        mov     [esp+32], eax
1491
        ret
1492
 
1493
  .sopl8:
1494
        mov     edx, [TASK_BASE]
1495
        mov     edx, [edx+0x4]
1496
    ;and   ecx,65535
1497
    ;cld - set on interrupt 0x40
1498
  .sopl1:
1499
 
1500
        mov     esi, eax
1501
        shl     esi, 4
1502
        add     esi, RESERVED_PORTS
1503
        cmp     edx, [esi+0]
1504
        jne     .sopl2
1505
        cmp     ecx, [esi+4]
1506
        jb      .sopl2
1507
        cmp     ecx, [esi+8]
1508
        jg      .sopl2
1509
.sopl3:
1510
 
1511
        test    edi, 0x80000000; read ?
1512
        jnz     .sopl4
1513
 
1514
        mov     eax, ebx
1515
        mov     dx, cx   ; write
1516
        out     dx, al
1517
        and     [esp+32], dword 0
1518
        ret
1519
 
1520
        .sopl2:
1521
 
1522
        dec     eax
1523
        jnz     .sopl1
1524
        inc     eax
1525
        mov     [esp+32], eax
1526
        ret
1527
 
1528
 
1529
  .sopl4:
1530
 
1531
        mov     dx, cx   ; read
1532
        in      al, dx
1533
        and     eax, 0xff
1534
        and     [esp+32], dword 0
1535
        mov     [esp+20], eax
1536
        ret
1537
 
1538
display_number:
1539
;It is not optimization
1540
        mov     eax, ebx
1541
        mov     ebx, ecx
1542
        mov     ecx, edx
1543
        mov     edx, esi
1544
        mov     esi, edi
1545
; eax = print type, al=0 -> ebx is number
1546
;                   al=1 -> ebx is pointer
1547
;                   ah=0 -> display decimal
1548
;                   ah=1 -> display hexadecimal
1549
;                   ah=2 -> display binary
1550
;                   eax bits 16-21 = number of digits to display (0-32)
1551
;                   eax bits 22-31 = reserved
1552
;
1553
; ebx = number or pointer
1554
; ecx = x shl 16 + y
1555
; edx = color
1556
        xor     edi, edi
1557
display_number_force:
1558
        push    eax
1559
        and     eax, 0x3fffffff
1560
        cmp     eax, 0xffff     ; length > 0 ?
1561
        pop     eax
1562
        jge     cont_displ
1563
        ret
1564
   cont_displ:
1565
        push    eax
1566
        and     eax, 0x3fffffff
1567
        cmp     eax, 61*0x10000  ; length <= 60 ?
1568
        pop     eax
1569
        jb      cont_displ2
1570
        ret
1571
   cont_displ2:
1572
 
1573
        pushad
1574
 
1575
        cmp     al, 1            ; ecx is a pointer ?
1576
        jne     displnl1
1577
        mov     ebp, ebx
1578
        add     ebp, 4
1579
        mov     ebp, [ebp+std_application_base_address]
1580
        mov     ebx, [ebx+std_application_base_address]
1581
 displnl1:
1582
        sub     esp, 64
1583
 
1584
        test    ah, ah            ; DECIMAL
1585
        jnz     no_display_desnum
1586
        shr     eax, 16
1587
        and     eax, 0xC03f
1588
;     and   eax,0x3f
1589
        push    eax
1590
        and     eax, 0x3f
1591
        mov     edi, esp
1592
        add     edi, 4+64-1
1593
        mov     ecx, eax
1594
        mov     eax, ebx
1595
        mov     ebx, 10
1596
 d_desnum:
1597
        xor     edx, edx
1598
        call    division_64_bits
1599
        div     ebx
1600
        add     dl, 48
1601
        mov     [edi], dl
1602
        dec     edi
1603
        loop    d_desnum
1604
        pop     eax
1605
        call    normalize_number
1606
        call    draw_num_text
1607
        add     esp, 64
1608
        popad
1609
        ret
1610
   no_display_desnum:
1611
 
1612
        cmp     ah, 0x01         ; HEXADECIMAL
1613
        jne     no_display_hexnum
1614
        shr     eax, 16
1615
        and     eax, 0xC03f
1616
;     and   eax,0x3f
1617
        push    eax
1618
        and     eax, 0x3f
1619
        mov     edi, esp
1620
        add     edi, 4+64-1
1621
        mov     ecx, eax
1622
        mov     eax, ebx
1623
        mov     ebx, 16
1624
   d_hexnum:
1625
        xor     edx, edx
1626
        call    division_64_bits
1627
        div     ebx
1628
   hexletters = __fdo_hexdigits
1629
        add     edx, hexletters
1630
        mov     dl, [edx]
1631
        mov     [edi], dl
1632
        dec     edi
1633
        loop    d_hexnum
1634
        pop     eax
1635
        call    normalize_number
1636
        call    draw_num_text
1637
        add     esp, 64
1638
        popad
1639
        ret
1640
   no_display_hexnum:
1641
 
1642
        cmp     ah, 0x02         ; BINARY
1643
        jne     no_display_binnum
1644
        shr     eax, 16
1645
        and     eax, 0xC03f
1646
;     and   eax,0x3f
1647
        push    eax
1648
        and     eax, 0x3f
1649
        mov     edi, esp
1650
        add     edi, 4+64-1
1651
        mov     ecx, eax
1652
        mov     eax, ebx
1653
        mov     ebx, 2
1654
   d_binnum:
1655
        xor     edx, edx
1656
        call    division_64_bits
1657
        div     ebx
1658
        add     dl, 48
1659
        mov     [edi], dl
1660
        dec     edi
1661
        loop    d_binnum
1662
        pop     eax
1663
        call    normalize_number
1664
        call    draw_num_text
1665
        add     esp, 64
1666
        popad
1667
        ret
1668
   no_display_binnum:
1669
 
1670
        add     esp, 64
1671
        popad
1672
        ret
1673
 
1674
normalize_number:
1675
        test    ah, 0x80
1676
        jz      .continue
1677
        mov     ecx, 48
1678
        and     eax, 0x3f
1679
@@:
1680
        inc     edi
1681
        cmp     [edi], cl
1682
        jne     .continue
1683
        dec     eax
1684
        cmp     eax, 1
1685
        ja      @r
1686
        mov     al, 1
1687
.continue:
1688
        and     eax, 0x3f
1689
        ret
1690
 
1691
division_64_bits:
1692
        test    [esp+1+4], byte 0x40
1693
        jz      .continue
1694
        push    eax
1695
        mov     eax, ebp
1696
        div     ebx
1697
        mov     ebp, eax
1698
        pop     eax
1699
.continue:
1700
        ret
1701
 
1702
draw_num_text:
1703
        mov     esi, eax
1704
        mov     edx, 64+4
1705
        sub     edx, eax
1706
        add     edx, esp
1707
        mov     ebx, [esp+64+32-8+4]
1708
; add window start x & y
1709
        mov     ecx, [TASK_BASE]
1710
 
1711
        mov     edi, [CURRENT_TASK]
1712
        shl     edi, 8
1713
 
1714
        mov     eax, [ecx-twdw+WDATA.box.left]
1715
        add     eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1716
        shl     eax, 16
1717
        add     eax, [ecx-twdw+WDATA.box.top]
1718
        add     eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1719
        add     ebx, eax
1720
        mov     ecx, [esp+64+32-12+4]
1721
        and     ecx, not 0x80000000     ; force counted string
1722
        mov     eax, [esp+64+8]         ; background color (if given)
1723
        mov     edi, [esp+64+4]
1724
        jmp     dtext
4700 mario79 1725
;-----------------------------------------------------------------------------
1726
iglobal
1727
midi_base dw 0
1728
endg
1729
;-----------------------------------------------------------------------------
2288 clevermous 1730
align 4
1731
sys_setup:
4700 mario79 1732
;  1 = roland mpu midi base , base io address
1733
;  2 = keyboard   1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
1734
;  3 = not used
1735
;  4 = not used
1736
;  5 = system language, 1eng 2fi 3ger 4rus
1737
;  6 = not used
1738
;  7 = not used
1739
;  8 = not used
1740
;  9 = not used
1741
; 10 = not used
2288 clevermous 1742
; 11 = enable lba read
1743
; 12 = enable pci access
4700 mario79 1744
;-----------------------------------------------------------------------------
1745
        and     [esp+32], dword 0
1746
; F.21.1 - set MPU MIDI base port
1747
        dec     ebx
1748
        jnz     @f
2288 clevermous 1749
 
1750
        cmp     ecx, 0x100
4700 mario79 1751
        jb      @f
2288 clevermous 1752
 
1753
        mov     esi, 65535
1754
        cmp     esi, ecx
4700 mario79 1755
        jb      @f
2288 clevermous 1756
 
4700 mario79 1757
        mov     [midi_base], cx
1758
        mov     word [mididp], cx
1759
        inc     cx
1760
        mov     word [midisp], cx
2288 clevermous 1761
        ret
4700 mario79 1762
;--------------------------------------
1763
@@:
1764
; F.21.2 - set keyboard layout
1765
        dec     ebx
1766
        jnz     @f
2288 clevermous 1767
 
1768
        mov     edi, [TASK_BASE]
1769
        mov     eax, [edi+TASKDATA.mem_start]
1770
        add     eax, edx
4700 mario79 1771
; 1 = normal layout
1772
        dec     ecx
1773
        jnz     .shift
2288 clevermous 1774
 
1775
        mov     ebx, keymap
1776
        mov     ecx, 128
1777
        call    memmove
1778
        ret
4700 mario79 1779
;--------------------------------------
1780
.shift:
1781
; 2 = layout at pressed Shift
2288 clevermous 1782
        dec     ecx
4700 mario79 1783
        jnz     .alt
2288 clevermous 1784
 
1785
        mov     ebx, keymap_shift
1786
        mov     ecx, 128
1787
        call    memmove
1788
        ret
4700 mario79 1789
;--------------------------------------
1790
.alt:
1791
; 3 = layout at pressed Alt
2288 clevermous 1792
        dec     ecx
4700 mario79 1793
        jnz     .country
1794
 
2288 clevermous 1795
        mov     ebx, keymap_alt
1796
        mov     ecx, 128
1797
        call    memmove
1798
        ret
4700 mario79 1799
;--------------------------------------
1800
.country:
1801
; country identifier
2288 clevermous 1802
        sub     ecx, 6
4700 mario79 1803
        jnz     .error
1804
 
2288 clevermous 1805
        mov     word [keyboard], dx
1806
        ret
4700 mario79 1807
;--------------------------------------
1808
@@:
1809
; F.21.5 - set system language
1810
        sub     ebx, 3
1811
        jnz     @f
2288 clevermous 1812
 
1813
        mov     [syslang], ecx
1814
        ret
4700 mario79 1815
;--------------------------------------
1816
@@:
1817
; F.21.11 - enable/disable low-level access to HD
1818
        and     ecx, 1
1819
        sub     ebx, 6
1820
        jnz     @f
2288 clevermous 1821
 
4700 mario79 1822
        mov     [lba_read_enabled], ecx
2288 clevermous 1823
        ret
4700 mario79 1824
;--------------------------------------
1825
@@:
1826
; F.21.12 - enable/disable low-level access to PCI
2288 clevermous 1827
        dec     ebx
4700 mario79 1828
        jnz     .error
2288 clevermous 1829
 
1830
        mov     [pci_access_enabled], ecx
1831
        ret
4700 mario79 1832
;--------------------------------------
1833
.error:
2288 clevermous 1834
        or      [esp+32], dword -1
1835
        ret
4700 mario79 1836
;-----------------------------------------------------------------------------
2288 clevermous 1837
align 4
1838
sys_getsetup:
4700 mario79 1839
;  1 = roland mpu midi base , base io address
1840
;  2 = keyboard   1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
1841
;  3 = not used
1842
;  4 = not used
1843
;  5 = system language, 1eng 2fi 3ger 4rus
1844
;  6 = not used
1845
;  7 = not used
1846
;  8 = not used
1847
;  9 = get hs timer tic
1848
; 10 = not used
1849
; 11 = get the state "lba read"
1850
; 12 = get the state "pci access"
1851
;-----------------------------------------------------------------------------
1852
; F.26.1 - get MPU MIDI base port
1853
        dec     ebx
1854
        jnz     @f
2288 clevermous 1855
 
1856
        movzx   eax, [midi_base]
1857
        mov     [esp+32], eax
1858
        ret
4700 mario79 1859
;--------------------------------------
1860
@@:
1861
; F.26.2 - get keyboard layout
2288 clevermous 1862
        dec     ebx
4700 mario79 1863
        jnz     @f
2288 clevermous 1864
 
1865
        mov     edi, [TASK_BASE]
1866
        mov     ebx, [edi+TASKDATA.mem_start]
1867
        add     ebx, edx
4700 mario79 1868
; 1 = normal layout
1869
        dec     ecx
1870
        jnz     .shift
2288 clevermous 1871
 
1872
        mov     eax, keymap
1873
        mov     ecx, 128
1874
        call    memmove
1875
        ret
4700 mario79 1876
;--------------------------------------
1877
.shift:
1878
; 2 = layout with pressed Shift
2288 clevermous 1879
        dec     ecx
4700 mario79 1880
        jnz     .alt
2288 clevermous 1881
 
1882
        mov     eax, keymap_shift
1883
        mov     ecx, 128
1884
        call    memmove
1885
        ret
4700 mario79 1886
;--------------------------------------
1887
.alt:
1888
; 3 = layout with pressed Alt
2288 clevermous 1889
        dec     ecx
4700 mario79 1890
        jne     .country
2288 clevermous 1891
 
1892
        mov     eax, keymap_alt
1893
        mov     ecx, 128
1894
        call    memmove
1895
        ret
4700 mario79 1896
;--------------------------------------
1897
.country:
1898
; 9 = country identifier
2288 clevermous 1899
        sub     ecx, 6
4700 mario79 1900
        jnz     .error
1901
 
2288 clevermous 1902
        movzx   eax, word [keyboard]
1903
        mov     [esp+32], eax
1904
        ret
4700 mario79 1905
;--------------------------------------
1906
@@:
1907
; F.26.5 - get system language
1908
        sub     ebx, 3
1909
        jnz     @f
2288 clevermous 1910
 
1911
        mov     eax, [syslang]
1912
        mov     [esp+32], eax
1913
        ret
4700 mario79 1914
;--------------------------------------
1915
@@:
1916
; F.26.9 - get the value of the time counter
4573 clevermous 1917
        sub     ebx, 4
4700 mario79 1918
        jnz     @f
1919
 
1920
        mov     eax, [timer_ticks]
2288 clevermous 1921
        mov     [esp+32], eax
1922
        ret
4700 mario79 1923
;--------------------------------------
1924
@@:
5794 serge 1925
; F.26.10 - get the time from kernel launch in nanoseconds
1926
        sub     ebx, 1
1927
        jnz     @f
1928
 
1929
        call    get_clock_ns
1930
        mov     [esp+24], edx
1931
        mov     [esp+32], eax
1932
        ret
1933
;--------------------------------------
1934
@@:
4700 mario79 1935
; F.26.11 - Find out whether low-level HD access is enabled
5794 serge 1936
        sub     ebx, 1
4700 mario79 1937
        jnz     @f
1938
 
2288 clevermous 1939
        mov     eax, [lba_read_enabled]
1940
        mov     [esp+32], eax
1941
        ret
4700 mario79 1942
;--------------------------------------
1943
@@:
1944
; F.26.12 - Find out whether low-level PCI access is enabled
2288 clevermous 1945
        dec     ebx
4700 mario79 1946
        jnz     .error
1947
 
2288 clevermous 1948
        mov     eax, [pci_access_enabled]
1949
        mov     [esp+32], eax
1950
        ret
4700 mario79 1951
;--------------------------------------
1952
.error:
1953
        or      [esp+32], dword -1
2288 clevermous 1954
        ret
4700 mario79 1955
;-----------------------------------------------------------------------------
2288 clevermous 1956
get_timer_ticks:
1957
        mov     eax, [timer_ticks]
1958
        ret
4700 mario79 1959
;-----------------------------------------------------------------------------
2288 clevermous 1960
iglobal
1961
align 4
5851 pathoswith 1962
mousefn dd msscreen
1963
        dd mswin
1964
        dd msbutton
1965
        dd msbuttonExt
2288 clevermous 1966
        dd app_load_cursor
1967
        dd app_set_cursor
1968
        dd app_delete_cursor
1969
        dd msz
1970
endg
4700 mario79 1971
;-----------------------------------------------------------------------------
2288 clevermous 1972
readmousepos:
1973
 
1974
; eax=0 screen relative
1975
; eax=1 window relative
1976
; eax=2 buttons pressed
5851 pathoswith 1977
; eax=3 buttons pressed ext
2288 clevermous 1978
; eax=4 load cursor
1979
; eax=5 set cursor
5851 pathoswith 1980
; eax=6 delete cursor
2288 clevermous 1981
; eax=7 get mouse_z
1982
 
1983
        cmp     ebx, 7
5851 pathoswith 1984
        ja      @f
2288 clevermous 1985
        jmp     [mousefn+ebx*4]
5851 pathoswith 1986
 
2288 clevermous 1987
msscreen:
1988
        mov     eax, [MOUSE_X]
1989
        shl     eax, 16
1990
        mov     ax, [MOUSE_Y]
1991
        mov     [esp+36-4], eax
5851 pathoswith 1992
@@:
2288 clevermous 1993
        ret
5851 pathoswith 1994
 
2288 clevermous 1995
mswin:
1996
        mov     eax, [MOUSE_X]
1997
        shl     eax, 16
1998
        mov     ax, [MOUSE_Y]
1999
        mov     esi, [TASK_BASE]
2000
        mov     bx, word [esi-twdw+WDATA.box.left]
2001
        shl     ebx, 16
2002
        mov     bx, word [esi-twdw+WDATA.box.top]
2003
        sub     eax, ebx
2004
        mov     edi, [CURRENT_TASK]
2005
        shl     edi, 8
2006
        sub     ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
2007
        rol     eax, 16
2008
        sub     ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
2009
        rol     eax, 16
2010
        mov     [esp+36-4], eax
2011
        ret
5851 pathoswith 2012
 
2288 clevermous 2013
msbutton:
2014
        movzx   eax, byte [BTN_DOWN]
2015
        mov     [esp+36-4], eax
2016
        ret
5851 pathoswith 2017
 
2018
msbuttonExt:
2019
        mov     eax, [BTN_DOWN]
2288 clevermous 2020
        mov     [esp+36-4], eax
2021
        ret
2022
 
2023
app_load_cursor:
2024
        cmp     ecx, OS_BASE
5851 pathoswith 2025
        jae     @f
2288 clevermous 2026
        stdcall load_cursor, ecx, edx
2027
        mov     [esp+36-4], eax
5851 pathoswith 2028
@@:
2288 clevermous 2029
        ret
2030
 
2031
app_set_cursor:
2032
        stdcall set_cursor, ecx
2033
        mov     [esp+36-4], eax
2034
        ret
2035
 
2036
app_delete_cursor:
2037
        stdcall delete_cursor, ecx
2038
        mov     [esp+36-4], eax
2039
        ret
2040
 
5851 pathoswith 2041
msz:
2042
        mov     edi, [TASK_COUNT]
2043
        movzx   edi, word [WIN_POS + edi*2]
2044
        cmp     edi, [CURRENT_TASK]
2045
        jne     @f
2046
        mov     ax, [MOUSE_SCROLL_H]
2047
        shl     eax, 16
2048
        mov     ax, [MOUSE_SCROLL_V]
2049
        mov     [esp+36-4], eax
2050
        and     [MOUSE_SCROLL_H], word 0
2051
        and     [MOUSE_SCROLL_V], word 0
2052
        ret
2053
@@:
2054
        and     [esp+36-4], dword 0
2055
        ret
2056
 
2288 clevermous 2057
is_input:
2058
 
2059
        push    edx
2060
        mov     dx, word [midisp]
2061
        in      al, dx
2062
        and     al, 0x80
2063
        pop     edx
2064
        ret
2065
 
2066
is_output:
2067
 
2068
        push    edx
2069
        mov     dx, word [midisp]
2070
        in      al, dx
2071
        and     al, 0x40
2072
        pop     edx
2073
        ret
2074
 
2075
 
2076
get_mpu_in:
2077
 
2078
        push    edx
2079
        mov     dx, word [mididp]
2080
        in      al, dx
2081
        pop     edx
2082
        ret
2083
 
2084
 
2085
put_mpu_out:
2086
 
2087
        push    edx
2088
        mov     dx, word [mididp]
2089
        out     dx, al
2090
        pop     edx
2091
        ret
2092
 
2093
 
2094
 
2095
align 4
2096
 
2097
sys_midi:
2098
        cmp     [mididp], 0
2099
        jnz     sm0
2100
        mov     [esp+36], dword 1
2101
        ret
2102
sm0:
2103
        and     [esp+36], dword 0
2104
        dec     ebx
2105
        jnz     smn1
2106
 ;    call setuart
2107
su1:
2108
        call    is_output
2109
        test    al, al
2110
        jnz     su1
2111
        mov     dx, word [midisp]
2112
        mov     al, 0xff
2113
        out     dx, al
2114
su2:
2115
        mov     dx, word [midisp]
2116
        mov     al, 0xff
2117
        out     dx, al
2118
        call    is_input
2119
        test    al, al
2120
        jnz     su2
2121
        call    get_mpu_in
2122
        cmp     al, 0xfe
2123
        jnz     su2
2124
su3:
2125
        call    is_output
2126
        test    al, al
2127
        jnz     su3
2128
        mov     dx, word [midisp]
2129
        mov     al, 0x3f
2130
        out     dx, al
2131
        ret
2132
smn1:
2133
        dec     ebx
2134
        jnz     smn2
2135
sm10:
2136
        call    get_mpu_in
2137
        call    is_output
2138
        test    al, al
2139
        jnz     sm10
2140
        mov     al, bl
2141
        call    put_mpu_out
2142
        smn2:
2143
        ret
2144
 
2145
detect_devices:
2146
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2147
;include 'detect/commouse.inc'
2148
;include 'detect/ps2mouse.inc'
2149
;include 'detect/dev_fd.inc'
2150
;include 'detect/dev_hdcd.inc'
2151
;include 'detect/sear_par.inc'
2152
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2153
        ret
2154
 
2155
sys_end:
2430 mario79 2156
;--------------------------------------
2157
        cmp     [_display.select_cursor], 0
2158
        je      @f
2159
; restore default cursor before killing
2160
        pusha
2161
        mov     ecx, [current_slot]
2435 mario79 2162
        call    restore_default_cursor_before_killing
2430 mario79 2163
        popa
2164
@@:
2165
;--------------------------------------
3545 hidnplayr 2166
; kill all sockets this process owns
2167
        pusha
2168
        mov     edx, [TASK_BASE]
2169
        mov     edx, [edx+TASKDATA.pid]
2170
        call    SOCKET_process_end
2171
        popa
2172
;--------------------------------------
2288 clevermous 2173
        mov     ecx, [current_slot]
2174
        mov     eax, [ecx+APPDATA.tls_base]
2175
        test    eax, eax
2176
        jz      @F
2177
 
2178
        stdcall user_free, eax
2179
@@:
2180
 
2181
        mov     eax, [TASK_BASE]
2182
        mov     [eax+TASKDATA.state], 3; terminate this program
3534 clevermous 2183
        call    wakeup_osloop
2288 clevermous 2184
 
3597 Serge 2185
.waitterm:            ; wait here for termination
2186
        call    change_task
2187
        jmp     .waitterm
2435 mario79 2188
;------------------------------------------------------------------------------
2452 mario79 2189
align 4
2435 mario79 2190
restore_default_cursor_before_killing:
2468 mario79 2191
        pushfd
2192
        cli
2435 mario79 2193
        mov     eax, [def_cursor]
2194
        mov     [ecx+APPDATA.cursor], eax
2288 clevermous 2195
 
2435 mario79 2196
        movzx   eax, word [MOUSE_Y]
2197
        movzx   ebx, word [MOUSE_X]
2446 mario79 2198
        mov     eax, [d_width_calc_area + eax*4]
2199
 
5351 serge 2200
        add     eax, [_display.win_map]
2435 mario79 2201
        movzx   edx, byte [ebx+eax]
2202
        shl     edx, 8
2203
        mov     esi, [edx+SLOT_BASE+APPDATA.cursor]
2452 mario79 2204
 
2205
        cmp     esi, [current_cursor]
2206
        je      @f
2207
 
2435 mario79 2208
        push    esi
2209
        call    [_display.select_cursor]
2210
        mov     [current_cursor], esi
2452 mario79 2211
@@:
2450 mario79 2212
        mov     [redrawmouse_unconditional], 1
3534 clevermous 2213
        call    wakeup_osloop
2468 mario79 2214
        popfd
2435 mario79 2215
        ret
2216
;------------------------------------------------------------------------------
2288 clevermous 2217
iglobal
2218
align 4
2219
sys_system_table:
2220
        dd      sysfn_deactivate        ; 1 = deactivate window
2221
        dd      sysfn_terminate         ; 2 = terminate thread
2222
        dd      sysfn_activate          ; 3 = activate window
2223
        dd      sysfn_getidletime       ; 4 = get idle time
2224
        dd      sysfn_getcpuclock       ; 5 = get cpu clock
2225
        dd      sysfn_saveramdisk       ; 6 = save ramdisk
2226
        dd      sysfn_getactive         ; 7 = get active window
2227
        dd      sysfn_sound_flag        ; 8 = get/set sound_flag
2228
        dd      sysfn_shutdown          ; 9 = shutdown with parameter
2229
        dd      sysfn_minimize          ; 10 = minimize window
2230
        dd      sysfn_getdiskinfo       ; 11 = get disk subsystem info
2231
        dd      sysfn_lastkey           ; 12 = get last pressed key
2232
        dd      sysfn_getversion        ; 13 = get kernel version
2233
        dd      sysfn_waitretrace       ; 14 = wait retrace
2234
        dd      sysfn_centermouse       ; 15 = center mouse cursor
2235
        dd      sysfn_getfreemem        ; 16 = get free memory size
2236
        dd      sysfn_getallmem         ; 17 = get total memory size
2237
        dd      sysfn_terminate2        ; 18 = terminate thread using PID
2238
                                        ;                 instead of slot
2239
        dd      sysfn_mouse_acceleration; 19 = set/get mouse acceleration
2240
        dd      sysfn_meminfo           ; 20 = get extended memory info
2241
        dd      sysfn_pid_to_slot       ; 21 = get slot number for pid
2242
        dd      sysfn_min_rest_window   ; 22 = minimize and restore any window
2648 mario79 2243
        dd      sysfn_min_windows       ; 23 = minimize all windows
2654 mario79 2244
        dd      sysfn_set_screen_sizes  ; 24 = set screen sizes for Vesa
5836 GerdtR 2245
 
2246
        dd      sysfn_zmodif            ; 25 = get/set window z modifier  ;Fantomer
2288 clevermous 2247
sysfn_num = ($ - sys_system_table)/4
2248
endg
2249
;------------------------------------------------------------------------------
2250
sys_system:
2251
        dec     ebx
2252
        cmp     ebx, sysfn_num
2253
        jae     @f
2254
        jmp     dword [sys_system_table + ebx*4]
2255
@@:
2256
        ret
2257
;------------------------------------------------------------------------------
2258
sysfn_shutdown:          ; 18.9 = system shutdown
2259
        cmp     ecx, 1
2260
        jl      exit_for_anyone
2261
        cmp     ecx, 4
2262
        jg      exit_for_anyone
3732 Serge 2263
        mov     [BOOT_VARS+0x9030], cl
2288 clevermous 2264
 
2265
        mov     eax, [TASK_COUNT]
2266
        mov     [SYS_SHUTDOWN], al
2267
        mov     [shutdown_processes], eax
3534 clevermous 2268
        call    wakeup_osloop
2288 clevermous 2269
        and     dword [esp+32], 0
2270
 exit_for_anyone:
2271
        ret
2272
  uglobal
2273
   shutdown_processes:
2274
                       dd 0x0
2275
  endg
2276
;------------------------------------------------------------------------------
2277
sysfn_terminate:        ; 18.2 = TERMINATE
2472 mario79 2278
        push    ecx
2288 clevermous 2279
        cmp     ecx, 2
2280
        jb      noprocessterminate
2281
        mov     edx, [TASK_COUNT]
2282
        cmp     ecx, edx
2283
        ja      noprocessterminate
2284
        mov     eax, [TASK_COUNT]
2285
        shl     ecx, 5
2286
        mov     edx, [ecx+CURRENT_TASK+TASKDATA.pid]
2287
        add     ecx, CURRENT_TASK+TASKDATA.state
2288
        cmp     byte [ecx], 9
2289
        jz      noprocessterminate
3296 clevermous 2290
        push    ecx edx
2291
        lea     edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
2292
        call    request_terminate
2293
        pop     edx ecx
2294
        test    eax, eax
2295
        jz      noprocessterminate
2430 mario79 2296
;--------------------------------------
3545 hidnplayr 2297
; terminate all network sockets it used
2298
        pusha
2299
        mov     eax, edx
2300
        call    SOCKET_process_end
2301
        popa
2302
;--------------------------------------
2430 mario79 2303
        cmp     [_display.select_cursor], 0
2452 mario79 2304
        je      .restore_end
2430 mario79 2305
; restore default cursor before killing
2306
        pusha
2307
        mov     ecx, [esp+32]
2308
        shl     ecx, 8
2435 mario79 2309
        add     ecx, SLOT_BASE
2452 mario79 2310
        mov     eax, [def_cursor]
2311
        cmp     [ecx+APPDATA.cursor], eax
2312
        je      @f
2435 mario79 2313
        call    restore_default_cursor_before_killing
2452 mario79 2314
@@:
2430 mario79 2315
        popa
2452 mario79 2316
.restore_end:
2430 mario79 2317
;--------------------------------------
2288 clevermous 2318
     ;call MEM_Heap_Lock      ;guarantee that process isn't working with heap
2319
        mov     [ecx], byte 3; clear possible i40's
3534 clevermous 2320
        call    wakeup_osloop
2288 clevermous 2321
     ;call MEM_Heap_UnLock
2322
 
3534 clevermous 2323
        cmp     edx, [application_table_owner]; clear app table stat
2288 clevermous 2324
        jne     noatsc
3534 clevermous 2325
        call    unlock_application_table
2468 mario79 2326
noatsc:
2327
noprocessterminate:
2472 mario79 2328
        add     esp, 4
2288 clevermous 2329
        ret
2330
;------------------------------------------------------------------------------
2331
sysfn_terminate2:
2332
;lock application_table_status mutex
2333
.table_status:
3534 clevermous 2334
        call    lock_application_table
2288 clevermous 2335
        mov     eax, ecx
2336
        call    pid_to_slot
2337
        test    eax, eax
2338
        jz      .not_found
2339
        mov     ecx, eax
2340
        cli
2341
        call    sysfn_terminate
3534 clevermous 2342
        call    unlock_application_table
2288 clevermous 2343
        sti
2344
        and     dword [esp+32], 0
2345
        ret
2346
.not_found:
3534 clevermous 2347
        call    unlock_application_table
2288 clevermous 2348
        or      dword [esp+32], -1
2349
        ret
2350
;------------------------------------------------------------------------------
2351
sysfn_deactivate:         ; 18.1 = DEACTIVATE WINDOW
2352
        cmp     ecx, 2
2353
        jb      .nowindowdeactivate
2354
        cmp     ecx, [TASK_COUNT]
2355
        ja      .nowindowdeactivate
2408 Serge 2356
 
2288 clevermous 2357
        movzx   esi, word [WIN_STACK + ecx*2]
2358
        cmp     esi, 1
2359
        je      .nowindowdeactivate ; already deactive
2360
 
2361
        mov     edi, ecx
2362
        shl     edi, 5
2363
        add     edi, window_data
2364
        movzx   esi, word [WIN_STACK + ecx * 2]
2365
        lea     esi, [WIN_POS + esi * 2]
2366
        call    window._.window_deactivate
2408 Serge 2367
 
2288 clevermous 2368
        call    syscall_display_settings._.calculate_whole_screen
2369
        call    syscall_display_settings._.redraw_whole_screen
2370
.nowindowdeactivate:
2371
        ret
3455 mario79 2372
;------------------------------------------------------------------------------
2288 clevermous 2373
sysfn_activate:         ; 18.3 = ACTIVATE WINDOW
5675 leency 2374
        cmp     ecx, 2
2375
        jb      .nowindowactivate
2288 clevermous 2376
        cmp     ecx, [TASK_COUNT]
2377
        ja      .nowindowactivate
3455 mario79 2378
;-------------------------------------
2379
@@:
2380
; If the window is captured and moved by the user,
2381
; then you can't change the position in window stack!!!
2382
        mov     al, [mouse.active_sys_window.action]
2383
        and     al, WINDOW_MOVE_AND_RESIZE_FLAGS
2384
        test    al, al
2385
        jz      @f
2386
        call    change_task
2387
        jmp     @b
2388
@@:
2389
;-------------------------------------
2288 clevermous 2390
        mov     [window_minimize], 2; restore window if minimized
3534 clevermous 2391
        call    wakeup_osloop
2288 clevermous 2392
 
2393
        movzx   esi, word [WIN_STACK + ecx*2]
2394
        cmp     esi, [TASK_COUNT]
2395
        je      .nowindowactivate; already active
2396
 
2397
        mov     edi, ecx
2398
        shl     edi, 5
2399
        add     edi, window_data
2400
        movzx   esi, word [WIN_STACK + ecx * 2]
2401
        lea     esi, [WIN_POS + esi * 2]
2402
        call    waredraw
2403
.nowindowactivate:
2404
        ret
2405
;------------------------------------------------------------------------------
5836 GerdtR 2406
align 4                         ;Fantomer
2407
sysfn_zmodif:
2408
;18,25,1 - get z_modif
2409
;18,25,2 - set z_modif
2410
;edx = -1(for current task) or TID
2411
;esi(for 2) = new value z_modif
2412
;return:
2413
;1:   eax = z_modif
2414
;2: eax=0(fail),1(success) for set z_modif
2415
 
2416
        xor     eax, eax
2417
 
2418
        cmp     edx, -1
2419
        jne     @f
2420
        mov     edx, [CURRENT_TASK]
2421
     @@:
2422
        cmp     edx, [TASK_COUNT]
2423
        ja      .exit
2424
        cmp     edx, 1
2425
        je      .exit
2426
 
2427
 
2428
        shl     edx, 5
2429
 
2430
        cmp     [edx + CURRENT_TASK + TASKDATA.state], 9
2431
        je      .exit
2432
 
2433
        cmp     ecx, 1
2434
        jnz     .set_zmod
2435
 
2436
        mov     al, [edx + window_data + WDATA.z_modif]
2437
 
2438
        jmp     .exit
2439
align 4
2440
.set_zmod:
2441
        cmp     ecx, 2
2442
        jnz     .exit
2443
 
2444
        mov     eax, esi
2445
        mov     esi, edx
2446
 
2447
        cmp     al, ZPOS_ALWAYS_TOP
2448
        ja      .exit
2449
 
2450
        mov     [edx + window_data + WDATA.z_modif], al
2451
 
2452
        mov     eax, [edx + window_data + WDATA.box.left]
2453
        mov     ebx, [edx + window_data + WDATA.box.top]
2454
        mov     ecx, [edx + window_data + WDATA.box.width]
2455
        mov     edx, [edx + window_data + WDATA.box.height]
2456
        add     ecx, eax
2457
        add     edx, ebx
2458
        call    window._.set_top_wnd
2459
 
2460
        mov     eax, 1
2461
align 4
2462
.exit:
2463
        mov     [esp+32], eax
2464
        ret
2465
 
2466
;------------------------------------------------------------------------------
2288 clevermous 2467
sysfn_getidletime:              ; 18.4 = GET IDLETIME
3534 clevermous 2468
        mov     eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288 clevermous 2469
        mov     [esp+32], eax
2470
        ret
2471
;------------------------------------------------------------------------------
2472
sysfn_getcpuclock:              ; 18.5 = GET TSC/SEC
3481 Serge 2473
        mov     eax, dword [cpu_freq]
2288 clevermous 2474
        mov     [esp+32], eax
2475
        ret
2476
;------------------------------------------------------------------------------
3481 Serge 2477
get_cpu_freq:
2478
        mov     eax, dword [cpu_freq]
2479
        mov     edx, dword [cpu_freq+4]
2480
        ret
2288 clevermous 2481
;  SAVE ramdisk to /hd/1/menuet.img
2482
;!!!!!!!!!!!!!!!!!!!!!!!!
2483
   include 'blkdev/rdsave.inc'
2484
;!!!!!!!!!!!!!!!!!!!!!!!!
2485
;------------------------------------------------------------------------------
2486
align 4
2487
sysfn_getactive:        ; 18.7 = get active window
2488
        mov     eax, [TASK_COUNT]
2489
        movzx   eax, word [WIN_POS + eax*2]
2490
        mov     [esp+32], eax
2491
        ret
2492
;------------------------------------------------------------------------------
2493
sysfn_sound_flag:       ; 18.8 = get/set sound_flag
2494
;     cmp  ecx,1
2495
        dec     ecx
2496
        jnz     nogetsoundflag
2497
        movzx   eax, byte [sound_flag]; get sound_flag
2498
        mov     [esp+32], eax
2499
        ret
2500
 nogetsoundflag:
2501
;     cmp  ecx,2
2502
        dec     ecx
2503
        jnz     nosoundflag
2504
        xor     byte [sound_flag], 1
2505
 nosoundflag:
2506
        ret
2507
;------------------------------------------------------------------------------
2508
sysfn_minimize:         ; 18.10 = minimize window
2509
        mov     [window_minimize], 1
3534 clevermous 2510
        call    wakeup_osloop
2288 clevermous 2511
        ret
2512
;------------------------------------------------------------------------------
2513
align 4
2514
sysfn_getdiskinfo:      ; 18.11 = get disk info table
2515
        dec     ecx
4641 mario79 2516
        jnz     .exit
2517
.small_table:
2288 clevermous 2518
        mov     edi, edx
2519
        mov     esi, DRIVE_DATA
4641 mario79 2520
        mov     ecx, DRIVE_DATA_SIZE ;10
2288 clevermous 2521
        cld
4641 mario79 2522
        rep movsb
2523
.exit:
2288 clevermous 2524
        ret
2525
;------------------------------------------------------------------------------
2526
sysfn_lastkey:          ; 18.12 = return 0 (backward compatibility)
2527
        and     dword [esp+32], 0
2528
        ret
2529
;------------------------------------------------------------------------------
2530
sysfn_getversion:       ; 18.13 = get kernel ID and version
2531
        mov     edi, ecx
2532
        mov     esi, version_inf
2533
        mov     ecx, version_end-version_inf
2534
        rep movsb
2535
        ret
2536
;------------------------------------------------------------------------------
2537
sysfn_waitretrace:     ; 18.14 = sys wait retrace
2538
     ;wait retrace functions
2539
 sys_wait_retrace:
2540
        mov     edx, 0x3da
2541
 WaitRetrace_loop:
2542
        in      al, dx
2543
        test    al, 1000b
2544
        jz      WaitRetrace_loop
2545
        and     [esp+32], dword 0
2546
        ret
2547
;------------------------------------------------------------------------------
2548
align 4
2549
sysfn_centermouse:      ; 18.15 = mouse centered
5350 serge 2550
        mov     eax, [_display.width]
2288 clevermous 2551
        shr     eax, 1
2552
        mov     [MOUSE_X], ax
5350 serge 2553
        mov     eax, [_display.height]
2288 clevermous 2554
        shr     eax, 1
2555
        mov     [MOUSE_Y], ax
3534 clevermous 2556
        call    wakeup_osloop
2288 clevermous 2557
        xor     eax, eax
2558
        and     [esp+32], eax
2559
        ret
2560
;------------------------------------------------------------------------------
5851 pathoswith 2561
sysfn_mouse_acceleration:       ; 18.19 = set/get mouse features
2562
        cmp     ecx, 8
2563
        jnc     @f
2564
        jmp     dword [.table+ecx*4]
2565
.get_mouse_acceleration:
2288 clevermous 2566
        xor     eax, eax
2567
        mov     ax, [mouse_speed_factor]
2568
        mov     [esp+32], eax
2569
        ret
5851 pathoswith 2570
.set_mouse_acceleration:
2288 clevermous 2571
        mov     [mouse_speed_factor], dx
2572
        ret
5851 pathoswith 2573
.get_mouse_delay:
5853 pathoswith 2574
        xor     eax, eax
2575
        mov     al, [mouse_delay]
2288 clevermous 2576
        mov     [esp+32], eax
2577
        ret
5851 pathoswith 2578
.set_mouse_delay:
5853 pathoswith 2579
        mov     [mouse_delay], dl
5851 pathoswith 2580
@@:
2288 clevermous 2581
        ret
5851 pathoswith 2582
.set_pointer_position:
5350 serge 2583
        cmp     dx, word[_display.height]
5851 pathoswith 2584
        jae     @b
2288 clevermous 2585
        rol     edx, 16
5350 serge 2586
        cmp     dx, word[_display.width]
5851 pathoswith 2587
        jae     @b
2288 clevermous 2588
        mov     [MOUSE_X], edx
4381 hidnplayr 2589
        mov     [mouse_active], 1
5851 pathoswith 2590
        jmp     wakeup_osloop
2591
.set_mouse_button:
2592
        mov     [BTN_DOWN], edx
2288 clevermous 2593
        mov     [mouse_active], 1
5851 pathoswith 2594
        jmp     wakeup_osloop
2595
.get_doubleclick_delay:
2596
        xor     eax, eax
2597
        mov     al, [mouse_doubleclick_delay]
2598
        mov     [esp+32], eax
2288 clevermous 2599
        ret
5851 pathoswith 2600
.set_doubleclick_delay:
2601
        mov     [mouse_doubleclick_delay], dl
2602
        ret
2603
align 4
2604
.table:
2605
dd      .get_mouse_acceleration
2606
dd      .set_mouse_acceleration
2607
dd      .get_mouse_delay
2608
dd      .set_mouse_delay
2609
dd      .set_pointer_position
2610
dd      .set_mouse_button
2611
dd      .get_doubleclick_delay
2612
dd      .set_doubleclick_delay
2288 clevermous 2613
;------------------------------------------------------------------------------
2614
sysfn_getfreemem:
2615
        mov     eax, [pg_data.pages_free]
2616
        shl     eax, 2
2617
        mov     [esp+32], eax
2618
        ret
2648 mario79 2619
;------------------------------------------------------------------------------
2288 clevermous 2620
sysfn_getallmem:
2621
        mov     eax, [MEM_AMOUNT]
2622
        shr     eax, 10
2623
        mov     [esp+32], eax
2624
        ret
2648 mario79 2625
;------------------------------------------------------------------------------
2288 clevermous 2626
sysfn_pid_to_slot:
2627
        mov     eax, ecx
2628
        call    pid_to_slot
2629
        mov     [esp+32], eax
2630
        ret
2648 mario79 2631
;------------------------------------------------------------------------------
2288 clevermous 2632
sysfn_min_rest_window:
2633
        pushad
2634
        mov     eax, edx ; ebx - operating
2635
        shr     ecx, 1
2636
        jnc     @f
2637
        call    pid_to_slot
2638
@@:
2639
        or      eax, eax ; eax - number of slot
2640
        jz      .error
2641
        cmp     eax, 255    ; varify maximal slot number
2642
        ja      .error
2643
        movzx   eax, word [WIN_STACK + eax*2]
2644
        shr     ecx, 1
2645
        jc      .restore
2646
 ; .minimize:
2647
        call    minimize_window
2648
        jmp     .exit
2649
.restore:
2650
        call    restore_minimized_window
2651
.exit:
2652
        popad
2653
        xor     eax, eax
2654
        mov     [esp+32], eax
2655
        ret
2656
.error:
2657
        popad
2658
        xor     eax, eax
2659
        dec     eax
2660
        mov     [esp+32], eax
2661
        ret
2648 mario79 2662
;------------------------------------------------------------------------------
2663
sysfn_min_windows:
2664
        call    minimize_all_window
2665
        mov     [esp+32], eax
2666
        call    change_task
2667
        ret
2668
;------------------------------------------------------------------------------
2654 mario79 2669
sysfn_set_screen_sizes:
2670
        cmp     [SCR_MODE], word 0x13
2671
        jbe     .exit
2672
 
2673
        cmp     [_display.select_cursor], select_cursor
2674
        jne     .exit
2675
 
2676
        cmp     ecx, [display_width_standard]
2677
        ja      .exit
2678
 
2679
        cmp     edx, [display_height_standard]
2680
        ja      .exit
2681
 
2682
        pushfd
2683
        cli
2684
        mov     eax, ecx
5351 serge 2685
        mov     ecx, [_display.lfb_pitch]
2654 mario79 2686
        mov     [_display.width], eax
2687
        dec     eax
2688
        mov     [_display.height], edx
2689
        dec     edx
2690
; eax - new Screen_Max_X
2691
; edx - new Screen_Max_Y
2692
        mov     [do_not_touch_winmap], 1
2693
        call    set_screen
2694
        mov     [do_not_touch_winmap], 0
2695
        popfd
2696
        call    change_task
2697
.exit:
2698
        ret
2699
;------------------------------------------------------------------------------
2288 clevermous 2700
uglobal
2701
screen_workarea RECT
2654 mario79 2702
display_width_standard dd 0
2703
display_height_standard dd 0
2704
do_not_touch_winmap db 0
2288 clevermous 2705
window_minimize db 0
2706
sound_flag      db 0
2654 mario79 2707
 
2288 clevermous 2708
endg
2709
 
2710
UID_NONE=0
2711
UID_MENUETOS=1   ;official
2712
UID_KOLIBRI=2    ;russian
2713
 
2714
iglobal
2715
version_inf:
3454 mario79 2716
        db 0,7,7,0  ; version 0.7.7.0
2717
        db 0
2718
.rev    dd __REV__
2288 clevermous 2719
version_end:
2720
endg
2515 mario79 2721
;------------------------------------------------------------------------------
2722
align 4
2288 clevermous 2723
sys_cachetodiskette:
2724
        cmp     ebx, 1
4273 clevermous 2725
        jb      .no_floppy_save
2288 clevermous 2726
        cmp     ebx, 2
4273 clevermous 2727
        ja      .no_floppy_save
2288 clevermous 2728
        call    save_image
4273 clevermous 2729
        mov     [esp + 32], eax
2730
        ret
2731
.no_floppy_save:
2288 clevermous 2732
        mov     [esp + 32], dword 1
2733
        ret
2515 mario79 2734
;------------------------------------------------------------------------------
2288 clevermous 2735
uglobal
2736
;  bgrchanged  dd  0x0
2737
align 4
2738
bgrlockpid dd 0
2739
bgrlock db 0
2740
endg
2515 mario79 2741
;------------------------------------------------------------------------------
2742
align 4
2288 clevermous 2743
sys_background:
2744
        cmp     ebx, 1                     ; BACKGROUND SIZE
2745
        jnz     nosb1
2746
        test    ecx, ecx
2747
        jz      sbgrr
2547 mario79 2748
 
2288 clevermous 2749
        test    edx, edx
2750
        jz      sbgrr
2515 mario79 2751
;--------------------------------------
2752
align 4
2288 clevermous 2753
@@:
2754
;;Maxis use atomic bts for mutexes  4.4.2009
2755
        bts     dword [bgrlock], 0
2756
        jnc     @f
2757
        call    change_task
2758
        jmp     @b
2515 mario79 2759
;--------------------------------------
2760
align 4
2288 clevermous 2761
@@:
2762
        mov     [BgrDataWidth], ecx
2763
        mov     [BgrDataHeight], edx
2764
;    mov   [bgrchanged],1
2765
 
2766
        pushad
2767
; return memory for old background
2768
        mov     eax, [img_background]
2769
        cmp     eax, static_background_data
2770
        jz      @f
2771
        stdcall kernel_free, eax
2515 mario79 2772
;--------------------------------------
2773
align 4
2288 clevermous 2774
@@:
2775
; calculate RAW size
2776
        xor     eax, eax
2777
        inc     eax
2778
        cmp     [BgrDataWidth], eax
2779
        jae     @f
2780
        mov     [BgrDataWidth], eax
2515 mario79 2781
;--------------------------------------
2782
align 4
2288 clevermous 2783
@@:
2784
        cmp     [BgrDataHeight], eax
2785
        jae     @f
2786
        mov     [BgrDataHeight], eax
2515 mario79 2787
;--------------------------------------
2788
align 4
2288 clevermous 2789
@@:
2790
        mov     eax, [BgrDataWidth]
2791
        imul    eax, [BgrDataHeight]
2792
        lea     eax, [eax*3]
2464 mario79 2793
; it is reserved with aligned to the boundary of 4 KB pages,
2794
; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
2795
; because the 32 bit read is used for  high performance: "mov eax,[esi]"
2796
        shr     eax, 12
2797
        inc     eax
2798
        shl     eax, 12
2288 clevermous 2799
        mov     [mem_BACKGROUND], eax
2800
; get memory for new background
2801
        stdcall kernel_alloc, eax
2802
        test    eax, eax
2803
        jz      .memfailed
2804
        mov     [img_background], eax
2805
        jmp     .exit
2515 mario79 2806
;--------------------------------------
2807
align 4
2288 clevermous 2808
.memfailed:
2809
; revert to static monotone data
2810
        mov     [img_background], static_background_data
2811
        xor     eax, eax
2812
        inc     eax
2813
        mov     [BgrDataWidth], eax
2814
        mov     [BgrDataHeight], eax
2815
        mov     [mem_BACKGROUND], 4
2515 mario79 2816
;--------------------------------------
2817
align 4
2288 clevermous 2818
.exit:
2819
        popad
2820
        mov     [bgrlock], 0
2515 mario79 2821
;--------------------------------------
2822
align 4
2823
sbgrr:
2288 clevermous 2824
        ret
2515 mario79 2825
;------------------------------------------------------------------------------
2826
align 4
2288 clevermous 2827
nosb1:
2828
        cmp     ebx, 2                     ; SET PIXEL
2829
        jnz     nosb2
2830
 
2831
        mov     eax, [img_background]
2832
        test    ecx, ecx
2833
        jz      @f
2834
        cmp     eax, static_background_data
2835
        jz      .ret
2515 mario79 2836
;--------------------------------------
2837
align 4
2288 clevermous 2838
@@:
2839
        mov     ebx, [mem_BACKGROUND]
2840
        add     ebx, 4095
2841
        and     ebx, -4096
2842
        sub     ebx, 4
2843
        cmp     ecx, ebx
2844
        ja      .ret
2845
 
2846
        mov     ebx, [eax+ecx]
2847
        and     ebx, 0xFF000000;255*256*256*256
2848
        and     edx, 0x00FFFFFF;255*256*256+255*256+255
2849
        add     edx, ebx
2850
        mov     [eax+ecx], edx
2515 mario79 2851
;--------------------------------------
2852
align 4
2288 clevermous 2853
.ret:
2854
        ret
2515 mario79 2855
;------------------------------------------------------------------------------
2856
align 4
2288 clevermous 2857
nosb2:
2858
        cmp     ebx, 3                     ; DRAW BACKGROUND
2859
        jnz     nosb3
2515 mario79 2860
;--------------------------------------
2861
align 4
2288 clevermous 2862
draw_background_temp:
2863
        mov     [background_defined], 1
2864
        call    force_redraw_background
2515 mario79 2865
;--------------------------------------
2866
align 4
2867
nosb31:
2288 clevermous 2868
        ret
2515 mario79 2869
;------------------------------------------------------------------------------
2870
align 4
2871
nosb3:
2288 clevermous 2872
        cmp     ebx, 4                     ; TILED / STRETCHED
2873
        jnz     nosb4
2874
        cmp     ecx, [BgrDrawMode]
2875
        je      nosb41
2876
        mov     [BgrDrawMode], ecx
2515 mario79 2877
;--------------------------------------
2878
align 4
2879
nosb41:
2288 clevermous 2880
        ret
2515 mario79 2881
;------------------------------------------------------------------------------
2882
align 4
2883
nosb4:
2288 clevermous 2884
        cmp     ebx, 5                     ; BLOCK MOVE TO BGR
2885
        jnz     nosb5
2886
        cmp     [img_background], static_background_data
2887
        jnz     @f
2888
        test    edx, edx
2889
        jnz     .fin
2890
        cmp     esi, 4
2891
        ja      .fin
2515 mario79 2892
;--------------------------------------
2893
align 4
2894
@@:
2288 clevermous 2895
  ; bughere
2896
        mov     eax, ecx
2897
        mov     ebx, edx
2898
        add     ebx, [img_background];IMG_BACKGROUND
2899
        mov     ecx, esi
2900
        call    memmove
2515 mario79 2901
;--------------------------------------
2902
align 4
2903
.fin:
2288 clevermous 2904
        ret
2515 mario79 2905
;------------------------------------------------------------------------------
2906
align 4
2907
nosb5:
2288 clevermous 2908
        cmp     ebx, 6
2909
        jnz     nosb6
2515 mario79 2910
;--------------------------------------
2911
align 4
2288 clevermous 2912
;;Maxis use atomic bts for mutex 4.4.2009
2913
@@:
2914
        bts     dword [bgrlock], 0
2915
        jnc     @f
2916
        call    change_task
2917
        jmp     @b
2515 mario79 2918
;--------------------------------------
2919
align 4
2288 clevermous 2920
@@:
2921
        mov     eax, [CURRENT_TASK]
2922
        mov     [bgrlockpid], eax
2923
        cmp     [img_background], static_background_data
2924
        jz      .nomem
2925
        stdcall user_alloc, [mem_BACKGROUND]
2926
        mov     [esp+32], eax
2927
        test    eax, eax
2928
        jz      .nomem
2929
        mov     ebx, eax
2930
        shr     ebx, 12
2931
        or      dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
2932
        mov     esi, [img_background]
2933
        shr     esi, 12
2934
        mov     ecx, [mem_BACKGROUND]
2935
        add     ecx, 0xFFF
2936
        shr     ecx, 12
2515 mario79 2937
;--------------------------------------
2938
align 4
2288 clevermous 2939
.z:
2940
        mov     eax, [page_tabs+ebx*4]
2941
        test    al, 1
2942
        jz      @f
2943
        call    free_page
2515 mario79 2944
;--------------------------------------
2945
align 4
2288 clevermous 2946
@@:
2947
        mov     eax, [page_tabs+esi*4]
5356 serge 2948
        or      al, PG_UWR
2288 clevermous 2949
        mov     [page_tabs+ebx*4], eax
2950
        mov     eax, ebx
2951
        shl     eax, 12
2952
        invlpg  [eax]
2953
        inc     ebx
2954
        inc     esi
2955
        loop    .z
2956
        ret
2515 mario79 2957
;--------------------------------------
2958
align 4
2288 clevermous 2959
.nomem:
2960
        and     [bgrlockpid], 0
2961
        mov     [bgrlock], 0
2515 mario79 2962
;------------------------------------------------------------------------------
2963
align 4
2288 clevermous 2964
nosb6:
2965
        cmp     ebx, 7
2966
        jnz     nosb7
2967
        cmp     [bgrlock], 0
2968
        jz      .err
2969
        mov     eax, [CURRENT_TASK]
2970
        cmp     [bgrlockpid], eax
2971
        jnz     .err
2972
        mov     eax, ecx
2973
        mov     ebx, ecx
2974
        shr     eax, 12
2975
        mov     ecx, [page_tabs+(eax-1)*4]
2976
        test    cl, USED_BLOCK+DONT_FREE_BLOCK
2977
        jz      .err
2978
        jnp     .err
2979
        push    eax
2980
        shr     ecx, 12
2981
        dec     ecx
2515 mario79 2982
;--------------------------------------
2983
align 4
2288 clevermous 2984
@@:
2985
        and     dword [page_tabs+eax*4], 0
2986
        mov     edx, eax
2987
        shl     edx, 12
2988
        push    eax
2989
        invlpg  [edx]
2990
        pop     eax
2991
        inc     eax
2992
        loop    @b
2993
        pop     eax
2994
        and     dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
2995
        stdcall user_free, ebx
2996
        mov     [esp+32], eax
2997
        and     [bgrlockpid], 0
2998
        mov     [bgrlock], 0
2999
        ret
2515 mario79 3000
;--------------------------------------
3001
align 4
2288 clevermous 3002
.err:
3003
        and     dword [esp+32], 0
3004
        ret
2515 mario79 3005
;------------------------------------------------------------------------------
3006
align 4
2288 clevermous 3007
nosb7:
2515 mario79 3008
        cmp     ebx, 8
3009
        jnz     nosb8
2537 mario79 3010
 
3536 clevermous 3011
        mov     ecx, [current_slot]
3012
        xor     eax, eax
3013
        xchg    eax, [ecx+APPDATA.draw_bgr_x]
2515 mario79 3014
        mov     [esp + 32], eax ; eax = [left]*65536 + [right]
3536 clevermous 3015
        xor     eax, eax
3016
        xchg    eax, [ecx+APPDATA.draw_bgr_y]
2515 mario79 3017
        mov     [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288 clevermous 3018
        ret
2515 mario79 3019
;------------------------------------------------------------------------------
3020
align 4
3021
nosb8:
2547 mario79 3022
        cmp     ebx, 9
3023
        jnz     nosb9
3024
; ecx = [left]*65536 + [right]
3025
; edx = [top]*65536 + [bottom]
5350 serge 3026
        mov     eax, [_display.width]
3027
        mov     ebx, [_display.height]
3028
        dec     eax
3029
        dec     ebx
2547 mario79 3030
; check [right]
3031
        cmp     cx, ax
3032
        ja      .exit
3033
; check [left]
3034
        ror     ecx, 16
3035
        cmp     cx, ax
3036
        ja      .exit
3037
; check [bottom]
3038
        cmp     dx, bx
3039
        ja      .exit
3040
; check [top]
3041
        ror     edx, 16
3042
        cmp     dx, bx
3043
        ja      .exit
3044
 
3045
        movzx   eax, cx  ; [left]
3046
        movzx   ebx, dx  ; [top]
3047
 
3048
        shr     ecx, 16 ; [right]
3049
        shr     edx, 16 ; [bottom]
3050
 
3051
        mov     [background_defined], 1
3052
 
3053
        mov     [draw_data+32 + RECT.left], eax
3054
        mov     [draw_data+32 + RECT.top], ebx
3055
 
3056
        mov     [draw_data+32 + RECT.right], ecx
3057
        mov     [draw_data+32 + RECT.bottom], edx
3058
 
3059
        inc     byte[REDRAW_BACKGROUND]
3534 clevermous 3060
        call    wakeup_osloop
2547 mario79 3061
;--------------------------------------
3062
align 4
3063
.exit:
2515 mario79 3064
        ret
3065
;------------------------------------------------------------------------------
3066
align 4
2547 mario79 3067
nosb9:
3068
        ret
3069
;------------------------------------------------------------------------------
3070
align 4
2537 mario79 3071
uglobal
3072
  BG_Rect_X_left_right  dd   0x0
3073
  BG_Rect_Y_top_bottom  dd   0x0
3074
endg
3075
;------------------------------------------------------------------------------
3076
align 4
2288 clevermous 3077
force_redraw_background:
3078
        and     [draw_data+32 + RECT.left], 0
3079
        and     [draw_data+32 + RECT.top], 0
3080
        push    eax ebx
5350 serge 3081
        mov     eax, [_display.width]
3082
        mov     ebx, [_display.height]
3083
        dec     eax
3084
        dec     ebx
2288 clevermous 3085
        mov     [draw_data+32 + RECT.right], eax
3086
        mov     [draw_data+32 + RECT.bottom], ebx
3087
        pop     ebx eax
3088
        inc     byte[REDRAW_BACKGROUND]
3534 clevermous 3089
        call    wakeup_osloop
2288 clevermous 3090
        ret
2515 mario79 3091
;------------------------------------------------------------------------------
2288 clevermous 3092
align 4
3093
sys_getbackground:
3094
;    cmp   eax,1                                  ; SIZE
3095
        dec     ebx
3096
        jnz     nogb1
3097
        mov     eax, [BgrDataWidth]
3098
        shl     eax, 16
3588 Serge 3099
        mov     ax, word [BgrDataHeight]
2288 clevermous 3100
        mov     [esp+32], eax
3101
        ret
2515 mario79 3102
;------------------------------------------------------------------------------
3103
align 4
2288 clevermous 3104
nogb1:
3105
;    cmp   eax,2                                  ; PIXEL
3106
        dec     ebx
3107
        jnz     nogb2
3108
 
3109
        mov     eax, [img_background]
3110
        test    ecx, ecx
3111
        jz      @f
3112
        cmp     eax, static_background_data
3113
        jz      .ret
2515 mario79 3114
;--------------------------------------
3115
align 4
2288 clevermous 3116
@@:
3117
        mov     ebx, [mem_BACKGROUND]
3118
        add     ebx, 4095
3119
        and     ebx, -4096
3120
        sub     ebx, 4
3121
        cmp     ecx, ebx
3122
        ja      .ret
3123
 
3124
        mov     eax, [ecx+eax]
3125
 
3126
        and     eax, 0xFFFFFF
3127
        mov     [esp+32], eax
2515 mario79 3128
;--------------------------------------
3129
align 4
2288 clevermous 3130
.ret:
3131
        ret
2515 mario79 3132
;------------------------------------------------------------------------------
3133
align 4
3134
nogb2:
2288 clevermous 3135
 
3136
;    cmp   eax,4                                  ; TILED / STRETCHED
3137
        dec     ebx
3138
        dec     ebx
3139
        jnz     nogb4
3140
        mov     eax, [BgrDrawMode]
2515 mario79 3141
;--------------------------------------
3142
align 4
3143
nogb4:
2288 clevermous 3144
        mov     [esp+32], eax
3145
        ret
2515 mario79 3146
;------------------------------------------------------------------------------
2288 clevermous 3147
align 4
3148
sys_getkey:
3149
        mov     [esp + 32], dword 1
3150
        ; test main buffer
3151
        mov     ebx, [CURRENT_TASK]                          ; TOP OF WINDOW STACK
3152
        movzx   ecx, word [WIN_STACK + ebx * 2]
3153
        mov     edx, [TASK_COUNT]
3154
        cmp     ecx, edx
3155
        jne     .finish
3156
        cmp     [KEY_COUNT], byte 0
3157
        je      .finish
4588 mario79 3158
        movzx   ax, byte [KEY_BUFF + 120 + 2]
2288 clevermous 3159
        shl     eax, 8
4588 mario79 3160
        mov     al, byte [KEY_BUFF]
3161
        shl     eax, 8
2288 clevermous 3162
        push    eax
3163
        dec     byte [KEY_COUNT]
3164
        and     byte [KEY_COUNT], 127
3165
        movzx   ecx, byte [KEY_COUNT]
3166
        add     ecx, 2
3167
        mov     eax, KEY_BUFF + 1
3168
        mov     ebx, KEY_BUFF
3169
        call    memmove
4588 mario79 3170
        add     eax, 120 + 2
3171
        add     ebx, 120 + 2
3172
        call    memmove
2288 clevermous 3173
        pop     eax
2515 mario79 3174
;--------------------------------------
3175
align 4
2288 clevermous 3176
.ret_eax:
3177
        mov     [esp + 32], eax
3178
        ret
2515 mario79 3179
;--------------------------------------
3180
align 4
2288 clevermous 3181
.finish:
3182
; test hotkeys buffer
3183
        mov     ecx, hotkey_buffer
2515 mario79 3184
;--------------------------------------
3185
align 4
2288 clevermous 3186
@@:
3187
        cmp     [ecx], ebx
3188
        jz      .found
3189
        add     ecx, 8
3190
        cmp     ecx, hotkey_buffer + 120 * 8
3191
        jb      @b
3192
        ret
2515 mario79 3193
;--------------------------------------
3194
align 4
2288 clevermous 3195
.found:
3196
        mov     ax, [ecx + 6]
3197
        shl     eax, 16
3198
        mov     ah, [ecx + 4]
3199
        mov     al, 2
3200
        and     dword [ecx + 4], 0
3201
        and     dword [ecx], 0
3202
        jmp     .ret_eax
2515 mario79 3203
;------------------------------------------------------------------------------
2288 clevermous 3204
align 4
3205
sys_getbutton:
3206
        mov     ebx, [CURRENT_TASK]                         ; TOP OF WINDOW STACK
3207
        mov     [esp + 32], dword 1
3208
        movzx   ecx, word [WIN_STACK + ebx * 2]
3209
        mov     edx, [TASK_COUNT] ; less than 256 processes
3210
        cmp     ecx, edx
3211
        jne     .exit
3212
        movzx   eax, byte [BTN_COUNT]
3213
        test    eax, eax
3214
        jz      .exit
3215
        mov     eax, [BTN_BUFF]
3216
        and     al, 0xFE                                    ; delete left button bit
3217
        mov     [BTN_COUNT], byte 0
3218
        mov     [esp + 32], eax
2515 mario79 3219
;--------------------------------------
3220
align 4
2288 clevermous 3221
.exit:
3222
        ret
2515 mario79 3223
;------------------------------------------------------------------------------
2288 clevermous 3224
align 4
3225
sys_cpuusage:
3226
 
3227
;  RETURN:
3228
;
3229
;  +00 dword     process cpu usage
3230
;  +04  word     position in windowing stack
3231
;  +06  word     windowing stack value at current position (cpu nro)
3232
;  +10 12 bytes  name
3233
;  +22 dword     start in mem
3234
;  +26 dword     used mem
3235
;  +30 dword     PID , process idenfification number
3236
;
3237
 
3238
        cmp     ecx, -1 ; who am I ?
3239
        jne     .no_who_am_i
3240
        mov     ecx, [CURRENT_TASK]
3241
  .no_who_am_i:
3242
        cmp     ecx, max_processes
3243
        ja      .nofillbuf
3244
 
3245
; +4: word: position of the window of thread in the window stack
3246
        mov     ax, [WIN_STACK + ecx * 2]
3247
        mov     [ebx+4], ax
3248
; +6: word: number of the thread slot, which window has in the window stack
3249
;           position ecx (has no relation to the specific thread)
3250
        mov     ax, [WIN_POS + ecx * 2]
3251
        mov     [ebx+6], ax
3252
 
3253
        shl     ecx, 5
3254
 
3255
; +0: dword: memory usage
3256
        mov     eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
3257
        mov     [ebx], eax
3258
; +10: 11 bytes: name of the process
3259
        push    ecx
3260
        lea     eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
3261
        add     ebx, 10
3262
        mov     ecx, 11
3263
        call    memmove
3264
        pop     ecx
3265
 
3266
; +22: address of the process in memory
3267
; +26: size of used memory - 1
3268
        push    edi
3269
        lea     edi, [ebx+12]
3270
        xor     eax, eax
3271
        mov     edx, 0x100000*16
3272
        cmp     ecx, 1 shl 5
3273
        je      .os_mem
5130 serge 3274
        mov     edx, [SLOT_BASE+ecx*8+APPDATA.process]
3275
        mov     edx, [edx+PROC.mem_used]
2288 clevermous 3276
        mov     eax, std_application_base_address
3277
.os_mem:
3278
        stosd
3279
        lea     eax, [edx-1]
3280
        stosd
3281
 
3282
; +30: PID/TID
3283
        mov     eax, [ecx+CURRENT_TASK+TASKDATA.pid]
3284
        stosd
3285
 
3286
    ; window position and size
3287
        push    esi
3288
        lea     esi, [ecx + window_data + WDATA.box]
3289
        movsd
3290
        movsd
3291
        movsd
3292
        movsd
3293
 
3294
    ; Process state (+50)
3295
        mov     eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
3296
        stosd
3297
 
3298
    ; Window client area box
3299
        lea     esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
3300
        movsd
3301
        movsd
3302
        movsd
3303
        movsd
3304
 
3305
    ; Window state
3306
        mov     al, [ecx+window_data+WDATA.fl_wstate]
3307
        stosb
3308
 
3309
    ; Event mask (+71)
3310
        mov     EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
3311
        stosd
4286 Serge 3312
 
4262 0CodErr 3313
    ; Keyboard mode (+75)
3314
        mov     al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286 Serge 3315
        stosb
2288 clevermous 3316
 
3317
        pop     esi
3318
        pop     edi
3319
 
3320
.nofillbuf:
3321
    ; return number of processes
3322
 
3323
        mov     eax, [TASK_COUNT]
3324
        mov     [esp+32], eax
3325
        ret
3326
 
3327
align 4
3328
sys_clock:
3329
        cli
3330
  ; Mikhail Lisovin  xx Jan 2005
3331
  @@:
3332
        mov     al, 10
3333
        out     0x70, al
3334
        in      al, 0x71
3335
        test    al, al
3336
        jns     @f
3337
        mov     esi, 1
3338
        call    delay_ms
3339
        jmp     @b
3340
  @@:
3341
  ; end Lisovin's fix
3342
 
3343
        xor     al, al        ; seconds
3344
        out     0x70, al
3345
        in      al, 0x71
3346
        movzx   ecx, al
3347
        mov     al, 02        ; minutes
3348
        shl     ecx, 16
3349
        out     0x70, al
3350
        in      al, 0x71
3351
        movzx   edx, al
3352
        mov     al, 04        ; hours
3353
        shl     edx, 8
3354
        out     0x70, al
3355
        in      al, 0x71
3356
        add     ecx, edx
3357
        movzx   edx, al
3358
        add     ecx, edx
3359
        sti
3360
        mov     [esp + 32], ecx
3361
        ret
3362
 
3363
 
3364
align 4
3365
 
3366
sys_date:
3367
 
3368
        cli
3369
  @@:
3370
        mov     al, 10
3371
        out     0x70, al
3372
        in      al, 0x71
3373
        test    al, al
3374
        jns     @f
3375
        mov     esi, 1
3376
        call    delay_ms
3377
        jmp     @b
3378
  @@:
3379
 
3380
        mov     ch, 0
3381
        mov     al, 7           ; date
3382
        out     0x70, al
3383
        in      al, 0x71
3384
        mov     cl, al
3385
        mov     al, 8           ; month
3386
        shl     ecx, 16
3387
        out     0x70, al
3388
        in      al, 0x71
3389
        mov     ch, al
3390
        mov     al, 9           ; year
3391
        out     0x70, al
3392
        in      al, 0x71
3393
        mov     cl, al
3394
        sti
3395
        mov     [esp+32], ecx
3396
        ret
3397
 
3398
 
3399
; redraw status
3400
 
3401
sys_redrawstat:
3402
        cmp     ebx, 1
3403
        jne     no_widgets_away
3404
        ; buttons away
3405
        mov     ecx, [CURRENT_TASK]
3406
  sys_newba2:
3407
        mov     edi, [BTN_ADDR]
3408
        cmp     [edi], dword 0  ; empty button list ?
3409
        je      end_of_buttons_away
3410
        movzx   ebx, word [edi]
3411
        inc     ebx
3412
        mov     eax, edi
3413
  sys_newba:
3414
        dec     ebx
3415
        jz      end_of_buttons_away
3416
 
3417
        add     eax, 0x10
3418
        cmp     cx, [eax]
3419
        jnz     sys_newba
3420
 
3421
        push    eax ebx ecx
3422
        mov     ecx, ebx
3423
        inc     ecx
3424
        shl     ecx, 4
3425
        mov     ebx, eax
3426
        add     eax, 0x10
3427
        call    memmove
3428
        dec     dword [edi]
3429
        pop     ecx ebx eax
3430
 
3431
        jmp     sys_newba2
3432
 
3433
  end_of_buttons_away:
3434
 
3435
        ret
3436
 
3437
  no_widgets_away:
3438
 
3439
        cmp     ebx, 2
3440
        jnz     srl1
3441
 
3442
        mov     edx, [TASK_BASE]      ; return whole screen draw area for this app
3443
        add     edx, draw_data - CURRENT_TASK
3444
        mov     [edx + RECT.left], 0
3445
        mov     [edx + RECT.top], 0
5350 serge 3446
        mov     eax, [_display.width]
3447
        dec     eax
2288 clevermous 3448
        mov     [edx + RECT.right], eax
5350 serge 3449
        mov     eax, [_display.height]
3450
        dec     eax
2288 clevermous 3451
        mov     [edx + RECT.bottom], eax
3452
 
3453
  srl1:
3454
        ret
3455
 
3456
;ok - 100% work
3457
;nt - not tested
3458
;---------------------------------------------------------------------------------------------
3459
;eax
3460
;0 - task switch counter. Ret switch counter in eax. Block. ok.
3461
;1 - change task. Ret nothing. Block. ok.
3462
;2 - performance control
3463
; ebx
3464
; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
3465
; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
3466
; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
3467
; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
3468
; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
3469
;eax
3470
;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
3471
;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
3472
;---------------------------------------------------------------------------------------------
3473
iglobal
3474
align 4
3475
sheduler:
3476
        dd      sys_sheduler.00
3477
        dd      change_task
3478
        dd      sys_sheduler.02
3479
        dd      sys_sheduler.03
3480
        dd      sys_sheduler.04
3481
endg
3482
sys_sheduler:
3483
;rewritten by   29.12.2009
3484
        jmp     dword [sheduler+ebx*4]
3485
;.shed_counter:
3486
.00:
3487
        mov     eax, [context_counter]
3488
        mov     [esp+32], eax
3489
        ret
3490
 
3491
.02:
3492
;.perf_control:
3493
        inc     ebx                     ;before ebx=2, ebx=3
3494
        cmp     ebx, ecx                ;if ecx=3, ebx=3
3495
        jz      cache_disable
3496
 
3497
        dec     ebx                     ;ebx=2
3498
        cmp     ebx, ecx                ;
3499
        jz      cache_enable            ;if ecx=2 and ebx=2
3500
 
3501
        dec     ebx                     ;ebx=1
3502
        cmp     ebx, ecx
3503
        jz      is_cache_enabled        ;if ecx=1 and ebx=1
3504
 
3505
        dec     ebx
3506
        test    ebx, ecx                ;ebx=0 and ecx=0
3507
        jz      modify_pce              ;if ecx=0
3508
 
3509
        ret
3510
 
3511
.03:
3512
;.rdmsr_instr:
3513
;now counter in ecx
3514
;(edx:eax) esi:edi => edx:esi
3515
        mov     eax, esi
3516
        mov     ecx, edx
3517
        rdmsr
3518
        mov     [esp+32], eax
3519
        mov     [esp+20], edx           ;ret in ebx?
3520
        ret
3521
 
3522
.04:
3523
;.wrmsr_instr:
3524
;now counter in ecx
3525
;(edx:eax) esi:edi => edx:esi
3526
        ; Fast Call MSR can't be destroy
3539 clevermous 3527
        ; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
3528
        ; включаются/выключаются расширенные возможности
2288 clevermous 3529
        cmp     edx, MSR_SYSENTER_CS
3530
        je      @f
3531
        cmp     edx, MSR_SYSENTER_ESP
3532
        je      @f
3533
        cmp     edx, MSR_SYSENTER_EIP
3534
        je      @f
3535
        cmp     edx, MSR_AMD_STAR
3536
        je      @f
3537
 
3538
        mov     eax, esi
3539
        mov     ecx, edx
3540
        wrmsr
3541
        ; mov   [esp + 32], eax
3542
        ; mov   [esp + 20], edx ;ret in ebx?
3543
@@:
3544
        ret
3545
 
3546
cache_disable:
3547
        mov     eax, cr0
3548
        or      eax, 01100000000000000000000000000000b
3549
        mov     cr0, eax
3550
        wbinvd  ;set MESI
3551
        ret
3552
 
3553
cache_enable:
3554
        mov     eax, cr0
3555
        and     eax, 10011111111111111111111111111111b
3556
        mov     cr0, eax
3557
        ret
3558
 
3559
is_cache_enabled:
3560
        mov     eax, cr0
3561
        mov     ebx, eax
3562
        and     eax, 01100000000000000000000000000000b
3563
        jz      cache_disabled
3564
        mov     [esp+32], ebx
3565
cache_disabled:
3566
        mov     dword [esp+32], eax;0
3567
        ret
3568
 
3569
modify_pce:
3570
        mov     eax, cr4
3571
;       mov ebx,0
3572
;       or  bx,100000000b ;pce
3573
;       xor eax,ebx ;invert pce
3574
        bts     eax, 8;pce=cr4[8]
3575
        mov     cr4, eax
3576
        mov     [esp+32], eax
3577
        ret
3578
;---------------------------------------------------------------------------------------------
3579
 
3580
 
3581
iglobal
3582
  cpustring db 'CPU',0
3583
endg
3584
 
3585
uglobal
3586
background_defined    db    0    ; diamond, 11.04.2006
3587
endg
2513 mario79 3588
;-----------------------------------------------------------------------------
2288 clevermous 3589
align 4
3590
checkmisc:
3591
        cmp     [ctrl_alt_del], 1
3592
        jne     nocpustart
3593
 
3594
        mov     ebp, cpustring
3595
        call    fs_execute_from_sysdir
3596
 
3597
        mov     [ctrl_alt_del], 0
2513 mario79 3598
;--------------------------------------
3599
align 4
2288 clevermous 3600
nocpustart:
3601
        cmp     [mouse_active], 1
3602
        jne     mouse_not_active
3603
        mov     [mouse_active], 0
2411 Serge 3604
 
2288 clevermous 3605
        xor     edi, edi
2411 Serge 3606
        mov     ebx, CURRENT_TASK
3607
 
2288 clevermous 3608
        mov     ecx, [TASK_COUNT]
2408 Serge 3609
        movzx   eax, word [WIN_POS + ecx*2]     ; active window
3610
        shl     eax, 8
2414 Serge 3611
        push    eax
2408 Serge 3612
 
2414 Serge 3613
        movzx   eax, word [MOUSE_X]
3614
        movzx   edx, word [MOUSE_Y]
2513 mario79 3615
;--------------------------------------
2408 Serge 3616
align 4
3617
.set_mouse_event:
2288 clevermous 3618
        add     edi, 256
2411 Serge 3619
        add     ebx, 32
3620
        test    [ebx+TASKDATA.event_mask], 0x80000000
2414 Serge 3621
        jz      .pos_filter
3622
 
3623
        cmp     edi, [esp]                      ; skip if filtration active
3624
        jne     .skip
2513 mario79 3625
;--------------------------------------
3626
align 4
2414 Serge 3627
.pos_filter:
3628
        test    [ebx+TASKDATA.event_mask], 0x40000000
2411 Serge 3629
        jz      .set
2288 clevermous 3630
 
2414 Serge 3631
        mov     esi, [ebx-twdw+WDATA.box.left]
3632
        cmp     eax, esi
3633
        jb      .skip
3634
        add     esi, [ebx-twdw+WDATA.box.width]
3635
        cmp     eax, esi
3636
        ja      .skip
3637
 
3638
        mov     esi, [ebx-twdw+WDATA.box.top]
3639
        cmp     edx, esi
3640
        jb      .skip
3641
        add     esi, [ebx-twdw+WDATA.box.height]
3642
        cmp     edx, esi
3643
        ja      .skip
2513 mario79 3644
;--------------------------------------
3645
align 4
2411 Serge 3646
.set:
2513 mario79 3647
        or      [edi+SLOT_BASE+APPDATA.event_mask], 100000b  ; set event 6
3648
;--------------------------------------
3649
align 4
2411 Serge 3650
.skip:
2408 Serge 3651
        loop    .set_mouse_event
3652
 
2414 Serge 3653
        pop     eax
2513 mario79 3654
;--------------------------------------
3655
align 4
2288 clevermous 3656
mouse_not_active:
2580 mario79 3657
        cmp     byte[REDRAW_BACKGROUND], 0         ; background update ?
2288 clevermous 3658
        jz      nobackgr
2524 mario79 3659
 
2288 clevermous 3660
        cmp     [background_defined], 0
3661
        jz      nobackgr
2513 mario79 3662
;--------------------------------------
3663
align 4
3536 clevermous 3664
backgr:
2537 mario79 3665
        mov     eax, [draw_data+32 + RECT.left]
3666
        shl     eax, 16
3667
        add     eax, [draw_data+32 + RECT.right]
3668
        mov     [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
3669
 
3670
        mov     eax, [draw_data+32 + RECT.top]
3671
        shl     eax, 16
3672
        add     eax, [draw_data+32 + RECT.bottom]
3673
        mov     [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
3674
 
2288 clevermous 3675
        call    drawbackground
2580 mario79 3676
;        DEBUGF  1, "K : drawbackground\n"
2620 mario79 3677
;        DEBUGF  1, "K : backg x %x\n",[BG_Rect_X_left_right]
3678
;        DEBUGF  1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513 mario79 3679
;--------- set event 5 start ----------
3680
        push    ecx edi
3681
        xor     edi, edi
3682
        mov     ecx, [TASK_COUNT]
3683
;--------------------------------------
3684
align 4
3685
set_bgr_event:
3686
        add     edi, 256
3536 clevermous 3687
        mov     eax, [BG_Rect_X_left_right]
3688
        mov     edx, [BG_Rect_Y_top_bottom]
3689
        cmp     [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
3690
        jz      .set
3691
.join:
3611 clevermous 3692
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
3693
        jae     @f
3694
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
3695
@@:
3696
        shr     eax, 16
3536 clevermous 3697
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
3698
        jbe     @f
3699
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
3700
@@:
3611 clevermous 3701
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536 clevermous 3702
        jae     @f
3611 clevermous 3703
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536 clevermous 3704
@@:
3611 clevermous 3705
        shr     edx, 16
3536 clevermous 3706
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
3707
        jbe     @f
3708
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
3709
@@:
3710
        jmp     .common
3711
.set:
3712
        mov     [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
3713
        mov     [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
3714
.common:
2513 mario79 3715
        or      [edi+SLOT_BASE+APPDATA.event_mask], 10000b  ; set event 5
3716
        loop    set_bgr_event
3717
        pop     edi ecx
3718
;--------- set event 5 stop -----------
2580 mario79 3719
        dec     byte[REDRAW_BACKGROUND]    ; got new update request?
3536 clevermous 3720
        jnz     backgr
2513 mario79 3721
 
3536 clevermous 3722
        xor     eax, eax
2288 clevermous 3723
        mov     [draw_data+32 + RECT.left], eax
3724
        mov     [draw_data+32 + RECT.top], eax
3725
        mov     [draw_data+32 + RECT.right], eax
3726
        mov     [draw_data+32 + RECT.bottom], eax
2513 mario79 3727
;--------------------------------------
3728
align 4
2288 clevermous 3729
nobackgr:
2513 mario79 3730
; system shutdown request
2288 clevermous 3731
        cmp     [SYS_SHUTDOWN], byte 0
3732
        je      noshutdown
3733
 
3734
        mov     edx, [shutdown_processes]
3735
 
3736
        cmp     [SYS_SHUTDOWN], dl
3325 clevermous 3737
        jne     noshutdown
2288 clevermous 3738
 
3739
        lea     ecx, [edx-1]
3740
        mov     edx, OS_BASE+0x3040
3325 clevermous 3741
        jecxz   no_mark_system_shutdown
2513 mario79 3742
;--------------------------------------
3743
align 4
2288 clevermous 3744
markz:
3296 clevermous 3745
        push    ecx edx
3325 clevermous 3746
        cmp     [edx+TASKDATA.state], 9
3747
        jz      .nokill
3748
        lea     edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
5130 serge 3749
        cmp     [edx+APPDATA.process], sys_proc
3325 clevermous 3750
        jz      .nokill
3296 clevermous 3751
        call    request_terminate
3325 clevermous 3752
        jmp     .common
3753
.nokill:
3754
        dec     byte [SYS_SHUTDOWN]
3755
        xor     eax, eax
3756
.common:
3296 clevermous 3757
        pop     edx ecx
3758
        test    eax, eax
3759
        jz      @f
2288 clevermous 3760
        mov     [edx+TASKDATA.state], byte 3
3296 clevermous 3761
@@:
2288 clevermous 3762
        add     edx, 0x20
3763
        loop    markz
3534 clevermous 3764
        call    wakeup_osloop
2513 mario79 3765
;--------------------------------------
3766
align 4
2288 clevermous 3767
@@:
2513 mario79 3768
no_mark_system_shutdown:
2288 clevermous 3769
        dec     byte [SYS_SHUTDOWN]
3770
        je      system_shutdown
2513 mario79 3771
;--------------------------------------
3772
align 4
2288 clevermous 3773
noshutdown:
3774
        mov     eax, [TASK_COUNT]           ; termination
3775
        mov     ebx, TASK_DATA+TASKDATA.state
3776
        mov     esi, 1
2513 mario79 3777
;--------------------------------------
3778
align 4
2288 clevermous 3779
newct:
3780
        mov     cl, [ebx]
3781
        cmp     cl, byte 3
3325 clevermous 3782
        jz      .terminate
2513 mario79 3783
 
2288 clevermous 3784
        cmp     cl, byte 4
3325 clevermous 3785
        jnz     .noterminate
3786
.terminate:
3787
        pushad
3493 mario79 3788
        mov     ecx, eax
3789
        shl     ecx, 8
3790
        add     ecx, SLOT_BASE
3791
        call    restore_default_cursor_before_killing
3792
        popad
3793
 
3794
        pushad
3325 clevermous 3795
        call    terminate
3796
        popad
3797
        cmp     byte [SYS_SHUTDOWN], 0
3798
        jz      .noterminate
3799
        dec     byte [SYS_SHUTDOWN]
3800
        je      system_shutdown
2288 clevermous 3801
 
3325 clevermous 3802
.noterminate:
2288 clevermous 3803
        add     ebx, 0x20
3804
        inc     esi
3805
        dec     eax
3806
        jnz     newct
3807
        ret
2513 mario79 3808
;-----------------------------------------------------------------------------
3809
align 4
2288 clevermous 3810
redrawscreen:
3811
; eax , if process window_data base is eax, do not set flag/limits
3812
 
3813
        pushad
3814
        push    eax
3815
 
3816
;;;         mov   ebx,2
3817
;;;         call  delay_hs
3818
 
3819
         ;mov   ecx,0               ; redraw flags for apps
3820
        xor     ecx, ecx
2513 mario79 3821
;--------------------------------------
3822
align 4
3823
newdw2:
2288 clevermous 3824
        inc     ecx
3825
        push    ecx
3826
 
3827
        mov     eax, ecx
3828
        shl     eax, 5
3829
        add     eax, window_data
3830
 
3831
        cmp     eax, [esp+4]
3832
        je      not_this_task
3833
                                   ; check if window in redraw area
3834
        mov     edi, eax
3835
 
3836
        cmp     ecx, 1             ; limit for background
3837
        jz      bgli
3838
 
3839
        mov     eax, [edi + WDATA.box.left]
3840
        mov     ebx, [edi + WDATA.box.top]
3841
 
3842
        mov     ecx, [draw_limits.bottom] ; ecx = area y end     ebx = window y start
3843
        cmp     ecx, ebx
3844
        jb      ricino
3845
 
3846
        mov     ecx, [draw_limits.right] ; ecx = area x end     eax = window x start
3847
        cmp     ecx, eax
3848
        jb      ricino
3849
 
3850
        mov     eax, [edi + WDATA.box.left]
3851
        mov     ebx, [edi + WDATA.box.top]
3852
        mov     ecx, [edi + WDATA.box.width]
3853
        mov     edx, [edi + WDATA.box.height]
3854
        add     ecx, eax
3855
        add     edx, ebx
3856
 
3857
        mov     eax, [draw_limits.top]  ; eax = area y start     edx = window y end
3858
        cmp     edx, eax
3859
        jb      ricino
3860
 
3861
        mov     eax, [draw_limits.left]  ; eax = area x start     ecx = window x end
3862
        cmp     ecx, eax
3863
        jb      ricino
2513 mario79 3864
;--------------------------------------
3865
align 4
3866
bgli:
2288 clevermous 3867
        cmp     dword[esp], 1
3868
        jnz     .az
2513 mario79 3869
 
2288 clevermous 3870
        cmp     byte[REDRAW_BACKGROUND], 0
3871
        jz      .az
2513 mario79 3872
 
2288 clevermous 3873
        mov     dl, 0
3874
        lea     eax, [edi+draw_data-window_data]
3875
        mov     ebx, [draw_limits.left]
3876
        cmp     ebx, [eax+RECT.left]
3877
        jae     @f
2513 mario79 3878
 
2288 clevermous 3879
        mov     [eax+RECT.left], ebx
3880
        mov     dl, 1
2513 mario79 3881
;--------------------------------------
3882
align 4
3883
@@:
2288 clevermous 3884
        mov     ebx, [draw_limits.top]
3885
        cmp     ebx, [eax+RECT.top]
3886
        jae     @f
2513 mario79 3887
 
2288 clevermous 3888
        mov     [eax+RECT.top], ebx
3889
        mov     dl, 1
2513 mario79 3890
;--------------------------------------
3891
align 4
3892
@@:
2288 clevermous 3893
        mov     ebx, [draw_limits.right]
3894
        cmp     ebx, [eax+RECT.right]
3895
        jbe     @f
2513 mario79 3896
 
2288 clevermous 3897
        mov     [eax+RECT.right], ebx
3898
        mov     dl, 1
2513 mario79 3899
;--------------------------------------
3900
align 4
3901
@@:
2288 clevermous 3902
        mov     ebx, [draw_limits.bottom]
3903
        cmp     ebx, [eax+RECT.bottom]
3904
        jbe     @f
2513 mario79 3905
 
2288 clevermous 3906
        mov     [eax+RECT.bottom], ebx
3907
        mov     dl, 1
2513 mario79 3908
;--------------------------------------
3909
align 4
3910
@@:
2288 clevermous 3911
        add     byte[REDRAW_BACKGROUND], dl
3534 clevermous 3912
        call    wakeup_osloop
2288 clevermous 3913
        jmp     newdw8
2513 mario79 3914
;--------------------------------------
3915
align 4
3916
.az:
2288 clevermous 3917
        mov     eax, edi
3918
        add     eax, draw_data-window_data
3919
 
3920
        mov     ebx, [draw_limits.left]        ; set limits
3921
        mov     [eax + RECT.left], ebx
3922
        mov     ebx, [draw_limits.top]
3923
        mov     [eax + RECT.top], ebx
3924
        mov     ebx, [draw_limits.right]
3925
        mov     [eax + RECT.right], ebx
3926
        mov     ebx, [draw_limits.bottom]
3927
        mov     [eax + RECT.bottom], ebx
3928
 
3929
        sub     eax, draw_data-window_data
3930
 
3931
        cmp     dword [esp], 1
3932
        jne     nobgrd
3933
        inc     byte[REDRAW_BACKGROUND]
3534 clevermous 3934
        call    wakeup_osloop
2513 mario79 3935
;--------------------------------------
3936
align 4
3937
newdw8:
3938
nobgrd:
3936 mario79 3939
;--------------------------------------
3940
        push    eax  edi ebp
3941
        mov     edi, [esp+12]
3942
        cmp     edi, 1
3943
        je      .found
2288 clevermous 3944
 
3936 mario79 3945
        mov     eax, [draw_limits.left]
3946
        mov     ebx, [draw_limits.top]
3947
        mov     ecx, [draw_limits.right]
3948
        sub     ecx, eax
3949
        test    ecx, ecx
3950
        jz      .not_found
3951
 
3952
        mov     edx, [draw_limits.bottom]
3953
        sub     edx, ebx
3954
        test    edx, edx
3955
        jz      .not_found
3956
 
3957
; eax - x, ebx - y
3958
; ecx - size x, edx - size y
3959
        add     ebx, edx
3960
;--------------------------------------
3961
align 4
3962
.start_y:
3963
        push    ecx
3964
;--------------------------------------
3965
align 4
3966
.start_x:
3967
        add     eax, ecx
3968
        mov     ebp, [d_width_calc_area + ebx*4]
5351 serge 3969
        add     ebp, [_display.win_map]
3936 mario79 3970
        movzx   ebp, byte[eax+ebp] ; get value for current point
3971
        cmp     ebp, edi
3972
        jne     @f
3973
 
3974
        pop     ecx
3975
        jmp     .found
3976
;--------------------------------------
3977
align 4
3978
@@:
3979
        sub     eax, ecx
3980
 
3981
        dec     ecx
3982
        jnz     .start_x
3983
 
3984
        pop     ecx
3985
        dec     ebx
3986
        dec     edx
3987
        jnz     .start_y
3988
;--------------------------------------
3989
align 4
3990
.not_found:
3991
        pop     ebp edi eax
3992
        jmp     ricino
3993
;--------------------------------------
3994
align 4
3995
.found:
3996
        pop     ebp edi eax
3997
 
2288 clevermous 3998
        mov     [eax + WDATA.fl_redraw], byte 1  ; mark as redraw
2513 mario79 3999
;--------------------------------------
4000
align 4
4001
ricino:
4002
not_this_task:
2288 clevermous 4003
        pop     ecx
4004
 
4005
        cmp     ecx, [TASK_COUNT]
4006
        jle     newdw2
4007
 
4008
        pop     eax
4009
        popad
4010
        ret
2513 mario79 4011
;-----------------------------------------------------------------------------
4012
align 4
2288 clevermous 4013
calculatebackground:   ; background
5351 serge 4014
        mov     edi, [_display.win_map]              ; set os to use all pixels
2288 clevermous 4015
        mov     eax, 0x01010101
5351 serge 4016
        mov     ecx, [_display.win_map_size]
2288 clevermous 4017
        shr     ecx, 2
4018
        rep stosd
4019
 
4020
        mov     byte[REDRAW_BACKGROUND], 0            ; do not draw background!
4021
        ret
2513 mario79 4022
;-----------------------------------------------------------------------------
2288 clevermous 4023
uglobal
4024
  imax    dd 0x0
4025
endg
2513 mario79 4026
;-----------------------------------------------------------------------------
4027
align 4
2288 clevermous 4028
delay_ms:     ; delay in 1/1000 sec
4029
        push    eax
4030
        push    ecx
4031
 
4032
        mov     ecx, esi
4033
        ; 
4034
        imul    ecx, 33941
4035
        shr     ecx, 9
4036
        ; 
4037
 
4038
        in      al, 0x61
4039
        and     al, 0x10
4040
        mov     ah, al
4041
        cld
2513 mario79 4042
;--------------------------------------
4043
align 4
4044
cnt1:
2288 clevermous 4045
        in      al, 0x61
4046
        and     al, 0x10
4047
        cmp     al, ah
4048
        jz      cnt1
4049
 
4050
        mov     ah, al
4051
        loop    cnt1
4052
 
4053
        pop     ecx
4054
        pop     eax
4055
        ret
2513 mario79 4056
;-----------------------------------------------------------------------------
2411 Serge 4057
align 4
2288 clevermous 4058
set_app_param:
4059
        mov     edi, [TASK_BASE]
2408 Serge 4060
        mov     eax, ebx
4061
        btr     eax, 3                           ; move MOUSE_FILTRATION
4062
        mov     ebx, [current_slot]              ; bit into event_filter
4063
        setc    byte [ebx+APPDATA.event_filter]
4064
        xchg    eax, [edi + TASKDATA.event_mask] ; set new event mask
4065
        mov     [esp+32], eax                    ; return old mask value
2288 clevermous 4066
        ret
2513 mario79 4067
;-----------------------------------------------------------------------------
3303 clevermous 4068
 
4069
; this is for syscall
4070
proc delay_hs_unprotected
4071
        call    unprotect_from_terminate
4072
        call    delay_hs
4073
        call    protect_from_terminate
4074
        ret
4075
endp
4076
 
3597 Serge 4077
if 1
2513 mario79 4078
align 4
2288 clevermous 4079
delay_hs:     ; delay in 1/100 secs
4080
; ebx = delay time
4081
 
3595 Serge 4082
        pushad
4083
        push    ebx
4084
        xor     esi, esi
4085
        mov     ecx, MANUAL_DESTROY
4086
        call    create_event
4087
        test    eax, eax
4088
        jz      .done
2288 clevermous 4089
 
3595 Serge 4090
        mov     ebx, edx
4091
        mov     ecx, [esp]
3597 Serge 4092
        push    edx
3595 Serge 4093
        push    eax
4094
        call    wait_event_timeout
4095
        pop     eax
3597 Serge 4096
        pop     ebx
3595 Serge 4097
        call    destroy_event
4098
.done:
4099
        add     esp, 4
4100
        popad
2288 clevermous 4101
        ret
3596 Serge 4102
 
4103
else
4104
 
4105
align 4
4106
delay_hs:     ; delay in 1/100 secs
4107
; ebx = delay time
4108
        push    ecx
4109
        push    edx
4110
 
4111
        mov     edx, [timer_ticks]
4112
;--------------------------------------
4113
align 4
4114
newtic:
4115
        mov     ecx, [timer_ticks]
4116
        sub     ecx, edx
4117
        cmp     ecx, ebx
4118
        jae     zerodelay
4119
 
4120
        call    change_task
4121
 
4122
        jmp     newtic
4123
;--------------------------------------
4124
align 4
4125
zerodelay:
4126
        pop     edx
4127
        pop     ecx
4128
        ret
4129
end if
4130
 
2513 mario79 4131
;-----------------------------------------------------------------------------
2288 clevermous 4132
align 16        ;very often call this subrutine
4133
memmove:       ; memory move in bytes
4134
; eax = from
4135
; ebx = to
4136
; ecx = no of bytes
4137
        test    ecx, ecx
4138
        jle     .ret
4139
 
4140
        push    esi edi ecx
4141
 
4142
        mov     edi, ebx
4143
        mov     esi, eax
4144
 
4145
        test    ecx, not 11b
4146
        jz      @f
4147
 
4148
        push    ecx
4149
        shr     ecx, 2
4150
        rep movsd
4151
        pop     ecx
4152
        and     ecx, 11b
4153
        jz      .finish
2513 mario79 4154
;--------------------------------------
4155
align 4
4156
@@:
2288 clevermous 4157
        rep movsb
2513 mario79 4158
;--------------------------------------
4159
align 4
4160
.finish:
2288 clevermous 4161
        pop     ecx edi esi
2513 mario79 4162
;--------------------------------------
4163
align 4
4164
.ret:
2288 clevermous 4165
        ret
2513 mario79 4166
;-----------------------------------------------------------------------------
2288 clevermous 4167
;  Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
4168
;align 4
4169
;
4170
;read_floppy_file:
4171
;
4172
;; as input
4173
;;
4174
;; eax pointer to file
4175
;; ebx file lenght
4176
;; ecx start 512 byte block number
4177
;; edx number of blocks to read
4178
;; esi pointer to return/work area (atleast 20 000 bytes)
4179
;;
4180
;;
4181
;; on return
4182
;;
4183
;; eax = 0 command succesful
4184
;;       1 no fd base and/or partition defined
4185
;;       2 yet unsupported FS
4186
;;       3 unknown FS
4187
;;       4 partition not defined at hd
4188
;;       5 file not found
4189
;; ebx = size of file
4190
;
4191
;     mov   edi,[TASK_BASE]
4192
;     add   edi,0x10
4193
;     add   esi,[edi]
4194
;     add   eax,[edi]
4195
;
4196
;     pushad
4197
;     mov  edi,esi
4198
;     add  edi,1024
4199
;     mov  esi,0x100000+19*512
4200
;     sub  ecx,1
4201
;     shl  ecx,9
4202
;     add  esi,ecx
4203
;     shl  edx,9
4204
;     mov  ecx,edx
4205
;     cld
4206
;     rep  movsb
4207
;     popad
4208
;
4209
;     mov   [esp+36],eax
4210
;     mov   [esp+24],ebx
4211
;     ret
4212
 
4213
 
4214
 
4215
align 4
4216
set_io_access_rights:
4217
        push    edi eax
4218
        mov     edi, tss._io_map_0
4219
;     mov   ecx,eax
4220
;     and   ecx,7    ; offset in byte
4221
;     shr   eax,3    ; number of byte
4222
;     add   edi,eax
4223
;     mov   ebx,1
4224
;     shl   ebx,cl
4225
        test    ebp, ebp
4226
;     cmp   ebp,0                ; enable access - ebp = 0
4227
        jnz     .siar1
4228
;     not   ebx
4229
;     and   [edi],byte bl
4230
        btr     [edi], eax
4231
        pop     eax edi
4232
        ret
4233
.siar1:
4234
        bts     [edi], eax
4235
  ;  or    [edi],byte bl        ; disable access - ebp = 1
4236
        pop     eax edi
4237
        ret
4238
;reserve/free group of ports
4239
;  * eax = 46 - number function
4240
;  * ebx = 0 - reserve, 1 - free
4241
;  * ecx = number start arrea of ports
4242
;  * edx = number end arrea of ports (include last number of port)
4243
;Return value:
4244
;  * eax = 0 - succesful
4245
;  * eax = 1 - error
4246
;  * The system has reserve this ports:
4247
;    0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
4248
;destroys eax,ebx, ebp
4249
r_f_port_area:
4250
 
4251
        test    ebx, ebx
4252
        jnz     free_port_area
4253
;     je    r_port_area
4254
;     jmp   free_port_area
4255
 
4256
;   r_port_area:
4257
 
4258
;     pushad
4259
 
4260
        cmp     ecx, edx      ; beginning > end ?
4261
        ja      rpal1
4262
        cmp     edx, 65536
4263
        jae     rpal1
4264
        mov     eax, [RESERVED_PORTS]
4265
        test    eax, eax      ; no reserved areas ?
4266
        je      rpal2
4267
        cmp     eax, 255      ; max reserved
4268
        jae     rpal1
4269
 rpal3:
4270
        mov     ebx, eax
4271
        shl     ebx, 4
4272
        add     ebx, RESERVED_PORTS
4273
        cmp     ecx, [ebx+8]
4274
        ja      rpal4
4275
        cmp     edx, [ebx+4]
4276
        jae     rpal1
4277
;     jb    rpal4
4278
;     jmp   rpal1
4279
 rpal4:
4280
        dec     eax
4281
        jnz     rpal3
4282
        jmp     rpal2
4283
   rpal1:
4284
;     popad
4285
;     mov   eax,1
4286
        xor     eax, eax
4287
        inc     eax
4288
        ret
4289
   rpal2:
4290
;     popad
4291
     ; enable port access at port IO map
4292
        cli
4293
        pushad                        ; start enable io map
4294
 
4295
        cmp     edx, 65536;16384
4296
        jae     no_unmask_io; jge
4297
        mov     eax, ecx
4298
;       push    ebp
4299
        xor     ebp, ebp               ; enable - eax = port
4300
new_port_access:
4301
;     pushad
4302
        call    set_io_access_rights
4303
;     popad
4304
        inc     eax
4305
        cmp     eax, edx
4306
        jbe     new_port_access
4307
;       pop     ebp
4308
no_unmask_io:
4309
        popad                         ; end enable io map
4310
        sti
4311
 
4312
        mov     eax, [RESERVED_PORTS]
4313
        add     eax, 1
4314
        mov     [RESERVED_PORTS], eax
4315
        shl     eax, 4
4316
        add     eax, RESERVED_PORTS
4317
        mov     ebx, [TASK_BASE]
4318
        mov     ebx, [ebx+TASKDATA.pid]
4319
        mov     [eax], ebx
4320
        mov     [eax+4], ecx
4321
        mov     [eax+8], edx
4322
 
4323
        xor     eax, eax
4324
        ret
4325
 
4326
free_port_area:
4327
 
4328
;     pushad
4329
        mov     eax, [RESERVED_PORTS]; no reserved areas ?
4330
        test    eax, eax
4331
        jz      frpal2
4332
        mov     ebx, [TASK_BASE]
4333
        mov     ebx, [ebx+TASKDATA.pid]
4334
   frpal3:
4335
        mov     edi, eax
4336
        shl     edi, 4
4337
        add     edi, RESERVED_PORTS
4338
        cmp     ebx, [edi]
4339
        jne     frpal4
4340
        cmp     ecx, [edi+4]
4341
        jne     frpal4
4342
        cmp     edx, [edi+8]
4343
        jne     frpal4
4344
        jmp     frpal1
4345
   frpal4:
4346
        dec     eax
4347
        jnz     frpal3
4348
   frpal2:
4349
;     popad
4350
        inc     eax
4351
        ret
4352
   frpal1:
4353
        push    ecx
4354
        mov     ecx, 256
4355
        sub     ecx, eax
4356
        shl     ecx, 4
4357
        mov     esi, edi
4358
        add     esi, 16
4359
        cld
4360
        rep movsb
4361
 
4362
        dec     dword [RESERVED_PORTS]
4363
;popad
4364
;disable port access at port IO map
4365
 
4366
;     pushad                        ; start disable io map
4367
        pop     eax     ;start port
4368
        cmp     edx, 65536;16384
4369
        jge     no_mask_io
4370
 
4371
;     mov   eax,ecx
4372
        xor     ebp, ebp
4373
        inc     ebp
4374
new_port_access_disable:
4375
;     pushad
4376
;     mov   ebp,1                  ; disable - eax = port
4377
        call    set_io_access_rights
4378
;     popad
4379
        inc     eax
4380
        cmp     eax, edx
4381
        jbe     new_port_access_disable
4382
no_mask_io:
4383
;     popad                         ; end disable io map
4384
        xor     eax, eax
4385
        ret
2430 mario79 4386
;-----------------------------------------------------------------------------
2288 clevermous 4387
align 4
4388
drawbackground:
2430 mario79 4389
dbrv20:
2288 clevermous 4390
        cmp     [BgrDrawMode], dword 1
4391
        jne     bgrstr
4392
        call    vesa20_drawbackground_tiled
2453 mario79 4393
;        call    [draw_pointer]
4394
        call    __sys_draw_pointer
2288 clevermous 4395
        ret
2430 mario79 4396
;--------------------------------------
4397
align 4
4398
bgrstr:
2288 clevermous 4399
        call    vesa20_drawbackground_stretch
2453 mario79 4400
;        call    [draw_pointer]
4401
        call    __sys_draw_pointer
2288 clevermous 4402
        ret
2430 mario79 4403
;-----------------------------------------------------------------------------
2288 clevermous 4404
align 4
4405
syscall_putimage:                       ; PutImage
4406
sys_putimage:
4407
        test    ecx, 0x80008000
4408
        jnz     .exit
4409
        test    ecx, 0x0000FFFF
4410
        jz      .exit
4411
        test    ecx, 0xFFFF0000
4412
        jnz     @f
2430 mario79 4413
;--------------------------------------
4414
align 4
4415
.exit:
2288 clevermous 4416
        ret
2430 mario79 4417
;--------------------------------------
4418
align 4
4419
@@:
2288 clevermous 4420
        mov     edi, [current_slot]
4421
        add     dx, word[edi+APPDATA.wnd_clientbox.top]
4422
        rol     edx, 16
4423
        add     dx, word[edi+APPDATA.wnd_clientbox.left]
4424
        rol     edx, 16
2430 mario79 4425
;--------------------------------------
4426
align 4
4427
.forced:
2288 clevermous 4428
        push    ebp esi 0
4429
        mov     ebp, putimage_get24bpp
4430
        mov     esi, putimage_init24bpp
2430 mario79 4431
;--------------------------------------
4432
align 4
2288 clevermous 4433
sys_putimage_bpp:
2430 mario79 4434
        call    vesa20_putimage
2288 clevermous 4435
        pop     ebp esi ebp
2430 mario79 4436
        ret
4437
;        jmp     [draw_pointer]
4438
;-----------------------------------------------------------------------------
2288 clevermous 4439
align 4
4440
sys_putimage_palette:
4441
; ebx = pointer to image
4442
; ecx = [xsize]*65536 + [ysize]
4443
; edx = [xstart]*65536 + [ystart]
4444
; esi = number of bits per pixel, must be 8, 24 or 32
4445
; edi = pointer to palette
4446
; ebp = row delta
4447
        mov     eax, [CURRENT_TASK]
4448
        shl     eax, 8
4449
        add     dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
4450
        rol     edx, 16
4451
        add     dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
4452
        rol     edx, 16
2430 mario79 4453
;--------------------------------------
4454
align 4
2288 clevermous 4455
.forced:
4456
        cmp     esi, 1
4457
        jnz     @f
4458
        push    edi
4459
        mov     eax, [edi+4]
4460
        sub     eax, [edi]
4461
        push    eax
4462
        push    dword [edi]
4463
        push    0ffffff80h
4464
        mov     edi, esp
4465
        call    put_mono_image
4466
        add     esp, 12
4467
        pop     edi
4468
        ret
2430 mario79 4469
;--------------------------------------
4470
align 4
2288 clevermous 4471
@@:
4472
        cmp     esi, 2
4473
        jnz     @f
4474
        push    edi
4475
        push    0ffffff80h
4476
        mov     edi, esp
4477
        call    put_2bit_image
4478
        pop     eax
4479
        pop     edi
4480
        ret
2430 mario79 4481
;--------------------------------------
4482
align 4
2288 clevermous 4483
@@:
4484
        cmp     esi, 4
4485
        jnz     @f
4486
        push    edi
4487
        push    0ffffff80h
4488
        mov     edi, esp
4489
        call    put_4bit_image
4490
        pop     eax
4491
        pop     edi
4492
        ret
2430 mario79 4493
;--------------------------------------
4494
align 4
2288 clevermous 4495
@@:
4496
        push    ebp esi ebp
4497
        cmp     esi, 8
4498
        jnz     @f
4499
        mov     ebp, putimage_get8bpp
4500
        mov     esi, putimage_init8bpp
4501
        jmp     sys_putimage_bpp
2430 mario79 4502
;--------------------------------------
4503
align 4
2288 clevermous 4504
@@:
2727 dunkaist 4505
        cmp     esi, 9
4506
        jnz     @f
4507
        mov     ebp, putimage_get9bpp
4508
        mov     esi, putimage_init9bpp
4509
        jmp     sys_putimage_bpp
4510
;--------------------------------------
4511
align 4
4512
@@:
2288 clevermous 4513
        cmp     esi, 15
4514
        jnz     @f
4515
        mov     ebp, putimage_get15bpp
4516
        mov     esi, putimage_init15bpp
4517
        jmp     sys_putimage_bpp
2430 mario79 4518
;--------------------------------------
4519
align 4
2288 clevermous 4520
@@:
4521
        cmp     esi, 16
4522
        jnz     @f
4523
        mov     ebp, putimage_get16bpp
4524
        mov     esi, putimage_init16bpp
4525
        jmp     sys_putimage_bpp
2430 mario79 4526
;--------------------------------------
4527
align 4
2288 clevermous 4528
@@:
4529
        cmp     esi, 24
4530
        jnz     @f
4531
        mov     ebp, putimage_get24bpp
4532
        mov     esi, putimage_init24bpp
4533
        jmp     sys_putimage_bpp
2430 mario79 4534
;--------------------------------------
4535
align 4
2288 clevermous 4536
@@:
4537
        cmp     esi, 32
4538
        jnz     @f
4539
        mov     ebp, putimage_get32bpp
4540
        mov     esi, putimage_init32bpp
4541
        jmp     sys_putimage_bpp
2430 mario79 4542
;--------------------------------------
4543
align 4
2288 clevermous 4544
@@:
4545
        pop     ebp esi ebp
4546
        ret
2430 mario79 4547
;-----------------------------------------------------------------------------
4548
align 4
2288 clevermous 4549
put_mono_image:
4550
        push    ebp esi ebp
4551
        mov     ebp, putimage_get1bpp
4552
        mov     esi, putimage_init1bpp
4553
        jmp     sys_putimage_bpp
2430 mario79 4554
;-----------------------------------------------------------------------------
4555
align 4
2288 clevermous 4556
put_2bit_image:
4557
        push    ebp esi ebp
4558
        mov     ebp, putimage_get2bpp
4559
        mov     esi, putimage_init2bpp
4560
        jmp     sys_putimage_bpp
2430 mario79 4561
;-----------------------------------------------------------------------------
4562
align 4
2288 clevermous 4563
put_4bit_image:
4564
        push    ebp esi ebp
4565
        mov     ebp, putimage_get4bpp
4566
        mov     esi, putimage_init4bpp
4567
        jmp     sys_putimage_bpp
2430 mario79 4568
;-----------------------------------------------------------------------------
4569
align 4
2288 clevermous 4570
putimage_init24bpp:
4571
        lea     eax, [eax*3]
4572
putimage_init8bpp:
2727 dunkaist 4573
putimage_init9bpp:
2288 clevermous 4574
        ret
2430 mario79 4575
;-----------------------------------------------------------------------------
2288 clevermous 4576
align 16
4577
putimage_get24bpp:
4578
        movzx   eax, byte [esi+2]
4579
        shl     eax, 16
4580
        mov     ax, [esi]
4581
        add     esi, 3
4582
        ret     4
2430 mario79 4583
;-----------------------------------------------------------------------------
2288 clevermous 4584
align 16
4585
putimage_get8bpp:
4586
        movzx   eax, byte [esi]
4587
        push    edx
4588
        mov     edx, [esp+8]
4589
        mov     eax, [edx+eax*4]
4590
        pop     edx
4591
        inc     esi
4592
        ret     4
2430 mario79 4593
;-----------------------------------------------------------------------------
2727 dunkaist 4594
align 16
4595
putimage_get9bpp:
4596
        lodsb
4597
        mov     ah, al
4598
        shl     eax, 8
4599
        mov     al, ah
4600
        ret     4
4601
;-----------------------------------------------------------------------------
2430 mario79 4602
align 4
2288 clevermous 4603
putimage_init1bpp:
4604
        add     eax, ecx
4605
        push    ecx
4606
        add     eax, 7
4607
        add     ecx, 7
4608
        shr     eax, 3
4609
        shr     ecx, 3
4610
        sub     eax, ecx
4611
        pop     ecx
4612
        ret
2430 mario79 4613
;-----------------------------------------------------------------------------
2288 clevermous 4614
align 16
4615
putimage_get1bpp:
4616
        push    edx
4617
        mov     edx, [esp+8]
4618
        mov     al, [edx]
4619
        add     al, al
4620
        jnz     @f
4621
        lodsb
4622
        adc     al, al
4623
@@:
4624
        mov     [edx], al
4625
        sbb     eax, eax
4626
        and     eax, [edx+8]
4627
        add     eax, [edx+4]
4628
        pop     edx
4629
        ret     4
2430 mario79 4630
;-----------------------------------------------------------------------------
4631
align 4
2288 clevermous 4632
putimage_init2bpp:
4633
        add     eax, ecx
4634
        push    ecx
4635
        add     ecx, 3
4636
        add     eax, 3
4637
        shr     ecx, 2
4638
        shr     eax, 2
4639
        sub     eax, ecx
4640
        pop     ecx
4641
        ret
2430 mario79 4642
;-----------------------------------------------------------------------------
2288 clevermous 4643
align 16
4644
putimage_get2bpp:
4645
        push    edx
4646
        mov     edx, [esp+8]
4647
        mov     al, [edx]
4648
        mov     ah, al
4649
        shr     al, 6
4650
        shl     ah, 2
4651
        jnz     .nonewbyte
4652
        lodsb
4653
        mov     ah, al
4654
        shr     al, 6
4655
        shl     ah, 2
4656
        add     ah, 1
4657
.nonewbyte:
4658
        mov     [edx], ah
4659
        mov     edx, [edx+4]
4660
        movzx   eax, al
4661
        mov     eax, [edx+eax*4]
4662
        pop     edx
4663
        ret     4
2430 mario79 4664
;-----------------------------------------------------------------------------
4665
align 4
2288 clevermous 4666
putimage_init4bpp:
4667
        add     eax, ecx
4668
        push    ecx
4669
        add     ecx, 1
4670
        add     eax, 1
4671
        shr     ecx, 1
4672
        shr     eax, 1
4673
        sub     eax, ecx
4674
        pop     ecx
4675
        ret
2430 mario79 4676
;-----------------------------------------------------------------------------
2288 clevermous 4677
align 16
4678
putimage_get4bpp:
4679
        push    edx
4680
        mov     edx, [esp+8]
4681
        add     byte [edx], 80h
4682
        jc      @f
4683
        movzx   eax, byte [edx+1]
4684
        mov     edx, [edx+4]
4685
        and     eax, 0x0F
4686
        mov     eax, [edx+eax*4]
4687
        pop     edx
4688
        ret     4
4689
@@:
4690
        movzx   eax, byte [esi]
4691
        add     esi, 1
4692
        mov     [edx+1], al
4693
        shr     eax, 4
4694
        mov     edx, [edx+4]
4695
        mov     eax, [edx+eax*4]
4696
        pop     edx
4697
        ret     4
2430 mario79 4698
;-----------------------------------------------------------------------------
4699
align 4
2288 clevermous 4700
putimage_init32bpp:
4701
        shl     eax, 2
4702
        ret
2430 mario79 4703
;-----------------------------------------------------------------------------
2288 clevermous 4704
align 16
4705
putimage_get32bpp:
4706
        lodsd
4707
        ret     4
2430 mario79 4708
;-----------------------------------------------------------------------------
4709
align 4
2288 clevermous 4710
putimage_init15bpp:
4711
putimage_init16bpp:
4712
        add     eax, eax
4713
        ret
2430 mario79 4714
;-----------------------------------------------------------------------------
2288 clevermous 4715
align 16
4716
putimage_get15bpp:
4717
; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
4718
        push    ecx edx
4719
        movzx   eax, word [esi]
4720
        add     esi, 2
4721
        mov     ecx, eax
4722
        mov     edx, eax
4723
        and     eax, 0x1F
4724
        and     ecx, 0x1F shl 5
4725
        and     edx, 0x1F shl 10
4726
        shl     eax, 3
4727
        shl     ecx, 6
4728
        shl     edx, 9
4729
        or      eax, ecx
4730
        or      eax, edx
4731
        pop     edx ecx
4732
        ret     4
2430 mario79 4733
;-----------------------------------------------------------------------------
2288 clevermous 4734
align 16
4735
putimage_get16bpp:
4736
; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
4737
        push    ecx edx
4738
        movzx   eax, word [esi]
4739
        add     esi, 2
4740
        mov     ecx, eax
4741
        mov     edx, eax
4742
        and     eax, 0x1F
4743
        and     ecx, 0x3F shl 5
4744
        and     edx, 0x1F shl 11
4745
        shl     eax, 3
4746
        shl     ecx, 5
4747
        shl     edx, 8
4748
        or      eax, ecx
4749
        or      eax, edx
4750
        pop     edx ecx
4751
        ret     4
2430 mario79 4752
;-----------------------------------------------------------------------------
4753
;align 4
2288 clevermous 4754
; eax x beginning
4755
; ebx y beginning
4756
; ecx x end
4757
        ; edx y end
4758
; edi color
2430 mario79 4759
;__sys_drawbar:
4760
;        mov     esi, [current_slot]
4761
;        add     eax, [esi+APPDATA.wnd_clientbox.left]
4762
;        add     ecx, [esi+APPDATA.wnd_clientbox.left]
4763
;        add     ebx, [esi+APPDATA.wnd_clientbox.top]
4764
;        add     edx, [esi+APPDATA.wnd_clientbox.top]
4765
;--------------------------------------
4766
;align 4
4767
;.forced:
4768
;        call    vesa20_drawbar
2407 mario79 4769
;        call    [draw_pointer]
4770
;        ret
2430 mario79 4771
;-----------------------------------------------------------------------------
4772
align 4
5012 clevermous 4773
kb_write_wait_ack:
2288 clevermous 4774
 
4775
        push    ecx edx
4776
 
4777
        mov     dl, al
4778
        mov     ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
5012 clevermous 4779
.wait_output_ready:
2288 clevermous 4780
        in      al, 0x64
4781
        test    al, 2
5012 clevermous 4782
        jz      @f
4783
        loop    .wait_output_ready
2288 clevermous 4784
        mov     ah, 1
5012 clevermous 4785
        jmp     .nothing
4786
@@:
2288 clevermous 4787
        mov     al, dl
4788
        out     0x60, al
5012 clevermous 4789
        mov     ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
4790
.wait_ack:
2288 clevermous 4791
        in      al, 0x64
5012 clevermous 4792
        test    al, 1
4793
        jnz     @f
4794
        loop    .wait_ack
2288 clevermous 4795
        mov     ah, 1
5012 clevermous 4796
        jmp     .nothing
4797
@@:
4798
        in      al, 0x60
2288 clevermous 4799
        xor     ah, ah
4800
 
5012 clevermous 4801
.nothing:
2288 clevermous 4802
        pop     edx ecx
4803
 
4804
        ret
2430 mario79 4805
;-----------------------------------------------------------------------------
2288 clevermous 4806
 
4807
setmouse:  ; set mousepicture -pointer
4808
           ; ps2 mouse enable
4809
 
2430 mario79 4810
;        mov     [MOUSE_PICTURE], dword mousepointer
2288 clevermous 4811
 
4812
        cli
4813
 
4814
        ret
4815
 
4816
if used _rdtsc
4817
_rdtsc:
4818
        bt      [cpu_caps], CAPS_TSC
4819
        jnc     ret_rdtsc
4820
        rdtsc
4821
        ret
4822
   ret_rdtsc:
4823
        mov     edx, 0xffffffff
4824
        mov     eax, 0xffffffff
4825
        ret
4826
end if
4827
 
4828
sys_msg_board_str:
4829
 
4830
        pushad
4831
   @@:
4832
        cmp     [esi], byte 0
4833
        je      @f
3614 shikhin 4834
        mov     ebx, 1
4835
        movzx   ecx, byte [esi]
2288 clevermous 4836
        call    sys_msg_board
4837
        inc     esi
4838
        jmp     @b
4839
   @@:
4840
        popad
4841
        ret
4842
 
4843
sys_msg_board_byte:
4844
; in: al = byte to display
4845
; out: nothing
4846
; destroys: nothing
4847
        pushad
4848
        mov     ecx, 2
4849
        shl     eax, 24
4850
        jmp     @f
4851
 
4852
sys_msg_board_word:
4853
; in: ax = word to display
4854
; out: nothing
4855
; destroys: nothing
4856
        pushad
4857
        mov     ecx, 4
4858
        shl     eax, 16
4859
        jmp     @f
4860
 
4861
sys_msg_board_dword:
4862
; in: eax = dword to display
4863
; out: nothing
4864
; destroys: nothing
4865
        pushad
4866
        mov     ecx, 8
4867
@@:
4868
        push    ecx
4869
        rol     eax, 4
4870
        push    eax
4871
        and     al, 0xF
4872
        cmp     al, 10
4873
        sbb     al, 69h
4874
        das
3614 shikhin 4875
        mov     cl, al
4876
        xor     ebx, ebx
4877
        inc     ebx
2288 clevermous 4878
        call    sys_msg_board
4879
        pop     eax
4880
        pop     ecx
4881
        loop    @b
4882
        popad
4883
        ret
4884
 
3392 clevermous 4885
msg_board_data_size = 65536 ; Must be power of two
4886
 
2288 clevermous 4887
uglobal
3392 clevermous 4888
  msg_board_data  rb msg_board_data_size
2288 clevermous 4889
  msg_board_count dd 0x0
4890
endg
4891
 
4892
sys_msg_board:
4893
 
3614 shikhin 4894
; ebx=1 : write :  bl byte to write
4895
; ebx=2 :  read :  ebx=0 -> no data, ebx=1 -> data in al
2288 clevermous 4896
 
3614 shikhin 4897
        push    eax ebx                 ; Save eax and ebx, since we're restoring their order required.
4898
        mov     eax, ebx
4899
        mov     ebx, ecx
4900
 
2288 clevermous 4901
        mov     ecx, [msg_board_count]
4902
        cmp     eax, 1
4903
        jne     .smbl1
4904
 
4905
if defined debug_com_base
4906
 
4907
        push    dx ax
4908
 
4909
       @@:                              ; Wait for empty transmit register  (yes, this slows down system..)
4910
        mov     dx, debug_com_base+5
4911
        in      al, dx
4912
        test    al, 1 shl 5
4913
        jz      @r
4914
 
4915
        mov     dx, debug_com_base      ; Output the byte
4916
        mov     al, bl
4917
        out     dx, al
4918
 
4919
        pop     ax dx
4920
 
4921
end if
4922
 
4923
        mov     [msg_board_data+ecx], bl
3777 yogev_ezra 4924
; // if debug_direct_print == 1
4925
        cmp     byte [debug_direct_print], 1
4926
        jnz     @f
3507 clevermous 4927
        pusha
4928
iglobal
3778 mario79 4929
msg_board_pos   dd      (42*6)*65536+10 ; for printing debug output on the screen
3507 clevermous 4930
endg
4931
        lea     edx, [msg_board_data+ecx]
4932
        mov     ecx, 0x40FFFFFF
4933
        mov     ebx, [msg_board_pos]
4934
        mov     edi, 1
4935
        mov     esi, 1
4936
        call    dtext
4937
        popa
4938
        add     word [msg_board_pos+2], 6
4939
        cmp     bl, 10
4940
        jnz     @f
3778 mario79 4941
        mov     word [msg_board_pos+2], (42*6)
3507 clevermous 4942
        add     word [msg_board_pos], 10
5350 serge 4943
        mov     ax, word [_display.width]
3507 clevermous 4944
        cmp     word [msg_board_pos], ax
5350 serge 4945
        jb      @f
3507 clevermous 4946
        mov     word [msg_board_pos], 10
4947
@@:
3777 yogev_ezra 4948
; // end if
4949
 
3534 clevermous 4950
if 0
4951
        pusha
4952
        mov     al, bl
4953
        mov     edx, 402h
4954
        out     dx, al
4955
        popa
4956
end if
2288 clevermous 4957
        inc     ecx
3392 clevermous 4958
        and     ecx, msg_board_data_size - 1
2288 clevermous 4959
        mov     [msg_board_count], ecx
3614 shikhin 4960
 
4961
        pop     ebx eax
2288 clevermous 4962
        ret
4963
.smbl1:
4964
        cmp     eax, 2
4965
        jne     .smbl2
4966
        test    ecx, ecx
4967
        jz      .smbl21
3614 shikhin 4968
 
4969
        add     esp, 8                  ; Returning data in ebx and eax, so no need to restore them.
2288 clevermous 4970
        mov     eax, msg_board_data+1
4971
        mov     ebx, msg_board_data
4972
        movzx   edx, byte [ebx]
4973
        call    memmove
4974
        dec     [msg_board_count]
3614 shikhin 4975
        mov     [esp + 32], edx ;eax
4976
        mov     [esp + 20], dword 1
2288 clevermous 4977
        ret
4978
.smbl21:
3614 shikhin 4979
        mov     [esp+32], ecx
4980
        mov     [esp+20], ecx
2288 clevermous 4981
.smbl2:
3614 shikhin 4982
        pop     ebx eax
2288 clevermous 4983
        ret
4984
 
4985
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
4986
;; 66 sys function.                                                ;;
4987
;; in eax=66,ebx in [0..5],ecx,edx                                 ;;
4988
;; out eax                                                         ;;
4989
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
4990
iglobal
4991
align 4
4992
f66call:
4993
           dd sys_process_def.1   ; 1 = set keyboard mode
4994
           dd sys_process_def.2   ; 2 = get keyboard mode
4995
           dd sys_process_def.3   ; 3 = get keyboard ctrl, alt, shift
2709 mario79 4996
           dd sys_process_def.4   ; 4 = set system-wide hotkey
4997
           dd sys_process_def.5   ; 5 = delete installed hotkey
4998
           dd sys_process_def.6   ; 6 = disable input, work only hotkeys
4999
           dd sys_process_def.7   ; 7 = enable input, opposition to f.66.6
2288 clevermous 5000
endg
2709 mario79 5001
;-----------------------------------------------------------------------------
5002
align 4
2288 clevermous 5003
sys_process_def:
5004
        dec     ebx
2709 mario79 5005
        cmp     ebx, 7
5006
        jae     .not_support    ;if >=8 then or eax,-1
2288 clevermous 5007
 
5008
        mov     edi, [CURRENT_TASK]
5009
        jmp     dword [f66call+ebx*4]
5010
 
5011
.not_support:
5012
        or      eax, -1
5013
        ret
2709 mario79 5014
;-----------------------------------------------------------------------------
5015
align 4
2288 clevermous 5016
.1:
5017
        shl     edi, 8
5018
        mov     [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
5019
 
5020
        ret
2709 mario79 5021
;-----------------------------------------------------------------------------
5022
align 4
2288 clevermous 5023
.2:                             ; 2 = get keyboard mode
5024
        shl     edi, 8
5025
        movzx   eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
5026
        mov     [esp+32], eax
5027
        ret
2709 mario79 5028
;-----------------------------------------------------------------------------
5029
align 4
2288 clevermous 5030
.3:                             ;3 = get keyboard ctrl, alt, shift
5031
        mov     eax, [kb_state]
5032
        mov     [esp+32], eax
5033
        ret
2709 mario79 5034
;-----------------------------------------------------------------------------
5035
align 4
2288 clevermous 5036
.4:
5037
        mov     eax, hotkey_list
5038
@@:
5039
        cmp     dword [eax+8], 0
5040
        jz      .found_free
5041
        add     eax, 16
5042
        cmp     eax, hotkey_list+16*256
5043
        jb      @b
5044
        mov     dword [esp+32], 1
5045
        ret
5046
.found_free:
5047
        mov     [eax+8], edi
5048
        mov     [eax+4], edx
5049
        movzx   ecx, cl
5050
        lea     ecx, [hotkey_scancodes+ecx*4]
5051
        mov     edx, [ecx]
5052
        mov     [eax], edx
5053
        mov     [ecx], eax
5054
        mov     [eax+12], ecx
3383 hidnplayr 5055
        test    edx, edx
5056
        jz      @f
2288 clevermous 5057
        mov     [edx+12], eax
5058
@@:
5059
        and     dword [esp+32], 0
5060
        ret
2709 mario79 5061
;-----------------------------------------------------------------------------
5062
align 4
2288 clevermous 5063
.5:
5064
        movzx   ebx, cl
5065
        lea     ebx, [hotkey_scancodes+ebx*4]
5066
        mov     eax, [ebx]
5067
.scan:
5068
        test    eax, eax
5069
        jz      .notfound
5070
        cmp     [eax+8], edi
5071
        jnz     .next
5072
        cmp     [eax+4], edx
5073
        jz      .found
5074
.next:
5075
        mov     eax, [eax]
5076
        jmp     .scan
5077
.notfound:
5078
        mov     dword [esp+32], 1
5079
        ret
5080
.found:
5081
        mov     ecx, [eax]
5082
        jecxz   @f
5083
        mov     edx, [eax+12]
5084
        mov     [ecx+12], edx
5085
@@:
5086
        mov     ecx, [eax+12]
5087
        mov     edx, [eax]
5088
        mov     [ecx], edx
5089
        xor     edx, edx
5090
        mov     [eax+4], edx
5091
        mov     [eax+8], edx
5092
        mov     [eax+12], edx
5093
        mov     [eax], edx
5094
        mov     [esp+32], edx
5095
        ret
2709 mario79 5096
;-----------------------------------------------------------------------------
5097
align 4
5098
.6:
5099
        pushfd
5100
        cli
5101
        mov     eax, [PID_lock_input]
5102
        test    eax, eax
5103
        jnz     @f
5104
; get current PID
5105
        mov     eax, [CURRENT_TASK]
5106
        shl     eax, 5
5107
        mov     eax, [eax+CURRENT_TASK+TASKDATA.pid]
5108
; set current PID for lock input
5109
        mov     [PID_lock_input], eax
5110
@@:
5111
        popfd
5112
        ret
5113
;-----------------------------------------------------------------------------
5114
align 4
5115
.7:
5116
        mov     eax, [PID_lock_input]
5117
        test    eax, eax
5118
        jz      @f
5119
; get current PID
5120
        mov     ebx, [CURRENT_TASK]
5121
        shl     ebx, 5
5122
        mov     ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
5123
; compare current lock input with current PID
5124
        cmp     ebx, eax
5125
        jne     @f
2288 clevermous 5126
 
2709 mario79 5127
        xor     eax, eax
5128
        mov     [PID_lock_input], eax
5129
@@:
5130
        ret
5131
;-----------------------------------------------------------------------------
5132
uglobal
5133
  PID_lock_input dd 0x0
5134
endg
2288 clevermous 5135
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5136
;; 61 sys function.                                                ;;
5137
;; in eax=61,ebx in [1..3]                                         ;;
5138
;; out eax                                                         ;;
5139
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5140
iglobal
5141
align 4
5142
f61call:
5143
           dd sys_gs.1   ; resolution
5144
           dd sys_gs.2   ; bits per pixel
5145
           dd sys_gs.3   ; bytes per scanline
5146
endg
5147
 
5148
 
5149
align 4
5150
 
5151
sys_gs:                         ; direct screen access
5152
        dec     ebx
5153
        cmp     ebx, 2
5154
        ja      .not_support
5155
        jmp     dword [f61call+ebx*4]
5156
.not_support:
5157
        or      [esp+32], dword -1
5158
        ret
5159
 
5160
 
5161
.1:                             ; resolution
5350 serge 5162
        mov     eax, [_display.width]
2288 clevermous 5163
        shl     eax, 16
5350 serge 5164
        mov     ax, word [_display.height]
2288 clevermous 5165
        mov     [esp+32], eax
5166
        ret
5167
.2:                             ; bits per pixel
5154 hidnplayr 5168
        mov     eax, [_display.bits_per_pixel]
2288 clevermous 5169
        mov     [esp+32], eax
5170
        ret
5171
.3:                             ; bytes per scanline
5351 serge 5172
        mov     eax, [_display.lfb_pitch]
2288 clevermous 5173
        mov     [esp+32], eax
5174
        ret
5175
 
5176
align 4  ;  system functions
5177
 
5178
syscall_setpixel:                       ; SetPixel
5179
 
5180
        mov     eax, ebx
5181
        mov     ebx, ecx
5182
        mov     ecx, edx
5183
        mov     edx, [TASK_BASE]
5184
        add     eax, [edx-twdw+WDATA.box.left]
5185
        add     ebx, [edx-twdw+WDATA.box.top]
5186
        mov     edi, [current_slot]
5187
        add     eax, [edi+APPDATA.wnd_clientbox.left]
5188
        add     ebx, [edi+APPDATA.wnd_clientbox.top]
5189
        xor     edi, edi ; no force
2430 mario79 5190
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 save to mouseunder area
2453 mario79 5191
;        jmp     [putpixel]
5192
        jmp     __sys_putpixel
2288 clevermous 5193
 
5194
align 4
5195
 
5196
syscall_writetext:                      ; WriteText
5197
 
5198
        mov     eax, [TASK_BASE]
5199
        mov     ebp, [eax-twdw+WDATA.box.left]
5200
        push    esi
5201
        mov     esi, [current_slot]
5202
        add     ebp, [esi+APPDATA.wnd_clientbox.left]
5203
        shl     ebp, 16
5204
        add     ebp, [eax-twdw+WDATA.box.top]
5205
        add     bp, word[esi+APPDATA.wnd_clientbox.top]
5206
        pop     esi
3462 mario79 5207
        test    ecx, 0x08000000  ; redirect the output to the user area
5208
        jnz     @f
2288 clevermous 5209
        add     ebx, ebp
3462 mario79 5210
align 4
5211
@@:
2288 clevermous 5212
        mov     eax, edi
2536 mario79 5213
        test    ecx, 0x08000000  ; redirect the output to the user area
5214
        jnz     dtext
2288 clevermous 5215
        xor     edi, edi
5216
        jmp     dtext
5217
 
5218
align 4
5219
 
5220
syscall_drawrect:                       ; DrawRect
5221
 
5222
        mov     edi, edx ; color + gradient
5223
        and     edi, 0x80FFFFFF
5224
        test    bx, bx  ; x.size
5225
        je      .drectr
5226
        test    cx, cx ; y.size
5227
        je      .drectr
5228
 
5229
        mov     eax, ebx ; bad idea
5230
        mov     ebx, ecx
5231
 
5232
        movzx   ecx, ax ; ecx - x.size
5233
        shr     eax, 16 ; eax - x.coord
5234
        movzx   edx, bx ; edx - y.size
5235
        shr     ebx, 16 ; ebx - y.coord
5236
        mov     esi, [current_slot]
5237
 
5238
        add     eax, [esi + APPDATA.wnd_clientbox.left]
5239
        add     ebx, [esi + APPDATA.wnd_clientbox.top]
5240
        add     ecx, eax
5241
        add     edx, ebx
2453 mario79 5242
;        jmp     [drawbar]
5243
        jmp     vesa20_drawbar
2288 clevermous 5244
.drectr:
5245
        ret
5246
 
5247
align 4
5248
syscall_getscreensize:                  ; GetScreenSize
5350 serge 5249
        mov     ax, word [_display.width]
5250
        dec     ax
2288 clevermous 5251
        shl     eax, 16
5350 serge 5252
        mov     ax, word [_display.height]
5253
        dec     ax
2288 clevermous 5254
        mov     [esp + 32], eax
5255
        ret
4700 mario79 5256
;-----------------------------------------------------------------------------
2288 clevermous 5257
align 4
4713 mario79 5258
syscall_cdaudio:
4711 mario79 5259
; ECX - position of CD/DVD-drive
5260
; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
5261
; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
5262
; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
5263
        cmp     ecx, 11
5264
        ja      .exit
5265
 
5266
        mov     eax, ecx
5267
        shr     eax, 2
5268
        lea     eax, [eax*5]
5269
        mov     al, [eax+DRIVE_DATA+1]
5270
 
5271
        push    ecx ebx
5272
        mov     ebx, ecx
5273
        and     ebx, 11b
5274
        shl     ebx, 1
5275
        mov     cl, 6
5276
        sub     cl, bl
5277
        shr     al, cl
5278
        test    al, 2 ; it's not an ATAPI device
5279
        pop     ebx ecx
5280
 
5281
        jz      .exit
5282
 
4700 mario79 5283
        cmp     ebx, 4
5284
        je      .eject
2288 clevermous 5285
 
5286
        cmp     ebx, 5
4700 mario79 5287
        je      .load
4711 mario79 5288
;--------------------------------------
5289
.exit:
4700 mario79 5290
        ret
5291
;--------------------------------------
2288 clevermous 5292
.load:
5293
        call    .reserve
5294
        call    LoadMedium
5295
        jmp     .free
4700 mario79 5296
;--------------------------------------
2288 clevermous 5297
.eject:
5298
        call    .reserve
5299
        call    clear_CD_cache
5300
        call    allow_medium_removal
5301
        call    EjectMedium
5302
        jmp     .free
4700 mario79 5303
;--------------------------------------
2288 clevermous 5304
.reserve:
5305
        call    reserve_cd
4700 mario79 5306
 
5307
        mov     ebx, ecx
5308
        inc     ebx
5309
        mov     [cdpos], ebx
5310
 
2288 clevermous 5311
        mov     eax, ecx
5312
        shr     eax, 1
5313
        and     eax, 1
5314
        inc     eax
5315
        mov     [ChannelNumber], ax
5316
        mov     eax, ecx
5317
        and     eax, 1
5318
        mov     [DiskNumber], al
5319
        call    reserve_cd_channel
5320
        ret
4700 mario79 5321
;--------------------------------------
2288 clevermous 5322
.free:
5323
        call    free_cd_channel
5324
        and     [cd_status], 0
5325
        ret
2511 mario79 5326
;-----------------------------------------------------------------------------
2288 clevermous 5327
align 4
2511 mario79 5328
syscall_getpixel_WinMap:                       ; GetPixel WinMap
5350 serge 5329
        cmp     ebx, [_display.width]
5330
        jb      @f
5331
        cmp     ecx, [_display.height]
5332
        jb      @f
2511 mario79 5333
        xor     eax, eax
5334
        jmp     .store
5335
;--------------------------------------
5336
align 4
5337
@@:
5338
        mov     eax, [d_width_calc_area + ecx*4]
5351 serge 5339
        add     eax, [_display.win_map]
2511 mario79 5340
        movzx   eax, byte[eax+ebx]        ; get value for current point
5341
;--------------------------------------
5342
align 4
5343
.store:
5344
        mov     [esp + 32], eax
5345
        ret
5346
;-----------------------------------------------------------------------------
5347
align 4
2288 clevermous 5348
syscall_getpixel:                       ; GetPixel
5350 serge 5349
        mov     ecx, [_display.width]
2288 clevermous 5350
        xor     edx, edx
5351
        mov     eax, ebx
5352
        div     ecx
5353
        mov     ebx, edx
5354
        xchg    eax, ebx
2430 mario79 5355
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 use mouseunder area
2288 clevermous 5356
        call    dword [GETPIXEL]; eax - x, ebx - y
5357
        mov     [esp + 32], ecx
5358
        ret
2509 mario79 5359
;-----------------------------------------------------------------------------
2288 clevermous 5360
align 4
5361
syscall_getarea:
5362
;eax = 36
5363
;ebx = pointer to bufer for img BBGGRRBBGGRR...
5364
;ecx = [size x]*65536 + [size y]
5365
;edx = [start x]*65536 + [start y]
5366
        pushad
5367
        mov     edi, ebx
5368
        mov     eax, edx
5369
        shr     eax, 16
5370
        mov     ebx, edx
5371
        and     ebx, 0xffff
5372
        dec     eax
5373
        dec     ebx
5374
     ; eax - x, ebx - y
5375
        mov     edx, ecx
5376
 
5377
        shr     ecx, 16
5378
        and     edx, 0xffff
5379
        mov     esi, ecx
5380
     ; ecx - size x, edx - size y
5381
 
5382
        mov     ebp, edx
5383
        dec     ebp
5384
        lea     ebp, [ebp*3]
5385
 
5386
        imul    ebp, esi
5387
 
5388
        mov     esi, ecx
5389
        dec     esi
5390
        lea     esi, [esi*3]
5391
 
5392
        add     ebp, esi
5393
        add     ebp, edi
5394
 
5395
        add     ebx, edx
2509 mario79 5396
;--------------------------------------
5397
align 4
2288 clevermous 5398
.start_y:
5399
        push    ecx edx
2509 mario79 5400
;--------------------------------------
5401
align 4
2288 clevermous 5402
.start_x:
5403
        push    eax ebx ecx
5404
        add     eax, ecx
5405
 
2430 mario79 5406
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 use mouseunder area
2288 clevermous 5407
        call    dword [GETPIXEL]; eax - x, ebx - y
5408
 
5409
        mov     [ebp], cx
5410
        shr     ecx, 16
5411
        mov     [ebp+2], cl
5412
 
5413
        pop     ecx ebx eax
5414
        sub     ebp, 3
5415
        dec     ecx
5416
        jnz     .start_x
5417
        pop     edx ecx
5418
        dec     ebx
5419
        dec     edx
5420
        jnz     .start_y
5421
        popad
5422
        ret
2509 mario79 5423
;-----------------------------------------------------------------------------
5424
align 4
5425
syscall_putarea_backgr:
5426
;eax = 25
5427
;ebx = pointer to bufer for img BBGGRRBBGGRR...
5428
;ecx = [size x]*65536 + [size y]
5429
;edx = [start x]*65536 + [start y]
5430
        pushad
5431
        mov     edi, ebx
5432
        mov     eax, edx
5433
        shr     eax, 16
5434
        mov     ebx, edx
5435
        and     ebx, 0xffff
5436
        dec     eax
5437
        dec     ebx
5438
; eax - x, ebx - y
5439
        mov     edx, ecx
5440
        shr     ecx, 16
5441
        and     edx, 0xffff
5442
        mov     esi, ecx
5443
; ecx - size x, edx - size y
5444
        mov     ebp, edx
5445
        dec     ebp
5446
        shl     ebp, 2
2288 clevermous 5447
 
2509 mario79 5448
        imul    ebp, esi
5449
 
5450
        mov     esi, ecx
5451
        dec     esi
5452
        shl     esi, 2
5453
 
5454
        add     ebp, esi
5455
        add     ebp, edi
5456
 
5457
        add     ebx, edx
5458
;--------------------------------------
2288 clevermous 5459
align 4
2509 mario79 5460
.start_y:
5461
        push    ecx edx
5462
;--------------------------------------
5463
align 4
5464
.start_x:
5465
        push    eax ecx
5466
        add     eax, ecx
2288 clevermous 5467
 
2509 mario79 5468
        mov     ecx, [ebp]
5469
        rol     ecx, 8
5470
        test    cl, cl        ; transparensy = 0
5471
        jz      .no_put
5472
 
5473
        xor     cl, cl
5474
        ror     ecx, 8
5475
 
5476
        pushad
5477
        mov     edx, [d_width_calc_area + ebx*4]
5351 serge 5478
        add     edx, [_display.win_map]
2509 mario79 5479
        movzx   edx, byte [eax+edx]
5480
        cmp     dl, byte 1
5481
        jne     @f
5482
 
5483
        call    dword [PUTPIXEL]; eax - x, ebx - y
5484
;--------------------------------------
5485
align 4
5486
@@:
5487
        popad
5488
;--------------------------------------
5489
align 4
5490
.no_put:
5491
        pop     ecx eax
2991 Serge 5492
 
2509 mario79 5493
        sub     ebp, 4
5494
        dec     ecx
5495
        jnz     .start_x
5496
 
5497
        pop     edx ecx
5498
        dec     ebx
5499
        dec     edx
5500
        jnz     .start_y
5501
 
5502
        popad
5503
        ret
5504
;-----------------------------------------------------------------------------
5505
align 4
2288 clevermous 5506
syscall_drawline:                       ; DrawLine
5507
 
5508
        mov     edi, [TASK_BASE]
5509
        movzx   eax, word[edi-twdw+WDATA.box.left]
5510
        mov     ebp, eax
5511
        mov     esi, [current_slot]
5512
        add     ebp, [esi+APPDATA.wnd_clientbox.left]
5513
        add     ax, word[esi+APPDATA.wnd_clientbox.left]
5514
        add     ebp, ebx
5515
        shl     eax, 16
5516
        movzx   ebx, word[edi-twdw+WDATA.box.top]
5517
        add     eax, ebp
5518
        mov     ebp, ebx
5519
        add     ebp, [esi+APPDATA.wnd_clientbox.top]
5520
        add     bx, word[esi+APPDATA.wnd_clientbox.top]
5521
        add     ebp, ecx
5522
        shl     ebx, 16
5523
        xor     edi, edi
5524
        add     ebx, ebp
5525
        mov     ecx, edx
2453 mario79 5526
;        jmp     [draw_line]
5527
        jmp     __sys_draw_line
2288 clevermous 5528
 
5529
 
5530
align 4
5531
syscall_reserveportarea:                ; ReservePortArea and FreePortArea
5532
 
5533
        call    r_f_port_area
5534
        mov     [esp+32], eax
5535
        ret
5536
 
5537
align 4
5538
syscall_threads:                        ; CreateThreads
5539
;
4105 Serge 5540
;   ecx=thread entry point
5541
;   edx=thread stack pointer
2288 clevermous 5542
;
5543
; on return : eax = pid
5544
 
4105 Serge 5545
        xor     ebx, ebx
2288 clevermous 5546
        call    new_sys_threads
5547
 
5548
        mov     [esp+32], eax
5549
        ret
5550
 
5551
align 4
5552
 
5553
paleholder:
5554
        ret
2438 mario79 5555
;------------------------------------------------------------------------------
2288 clevermous 5556
align 4
2438 mario79 5557
calculate_fast_getting_offset_for_WinMapAddress:
5558
; calculate data area for fast getting offset to _WinMapAddress
2446 mario79 5559
        xor     eax, eax
2438 mario79 5560
        mov     ecx, [_display.height]
5561
        mov     edi, d_width_calc_area
5562
        cld
5563
@@:
5564
        stosd
5565
        add     eax, [_display.width]
5566
        dec     ecx
5567
        jnz     @r
5568
        ret
5569
;------------------------------------------------------------------------------
5570
align 4
2480 mario79 5571
calculate_fast_getting_offset_for_LFB:
5572
; calculate data area for fast getting offset to LFB
5573
        xor     eax, eax
5574
        mov     ecx, [_display.height]
5575
        mov     edi, BPSLine_calc_area
5576
        cld
5577
@@:
5578
        stosd
5351 serge 5579
        add     eax, [_display.lfb_pitch]
2480 mario79 5580
        dec     ecx
5581
        jnz     @r
5582
        ret
5583
;------------------------------------------------------------------------------
5584
align 4
2288 clevermous 5585
set_screen:
2654 mario79 5586
; in:
5587
; eax - new Screen_Max_X
5588
; ecx - new BytesPerScanLine
5589
; edx - new Screen_Max_Y
2288 clevermous 5590
 
5591
        pushfd
5592
        cli
5593
 
5351 serge 5594
        mov     [_display.lfb_pitch], ecx
2288 clevermous 5595
 
5596
        mov     [screen_workarea.right], eax
5597
        mov     [screen_workarea.bottom], edx
5598
 
5599
        push    ebx
5600
        push    esi
5601
        push    edi
5602
 
5603
        pushad
5604
 
2654 mario79 5605
        cmp     [do_not_touch_winmap], 1
5606
        je      @f
5607
 
5351 serge 5608
        stdcall kernel_free, [_display.win_map]
2288 clevermous 5609
 
5610
        mov     eax, [_display.width]
5611
        mul     [_display.height]
5351 serge 5612
        mov     [_display.win_map_size], eax
2288 clevermous 5613
 
5614
        stdcall kernel_alloc, eax
5351 serge 5615
        mov     [_display.win_map], eax
2288 clevermous 5616
        test    eax, eax
5617
        jz      .epic_fail
2654 mario79 5618
; store for f.18.24
5619
        mov     eax, [_display.width]
5620
        mov     [display_width_standard], eax
2288 clevermous 5621
 
2654 mario79 5622
        mov     eax, [_display.height]
5623
        mov     [display_height_standard], eax
5624
@@:
2438 mario79 5625
        call    calculate_fast_getting_offset_for_WinMapAddress
2545 mario79 5626
; for Qemu or non standart video cards
2991 Serge 5627
; Unfortunately [BytesPerScanLine] does not always
2545 mario79 5628
;                             equal to [_display.width] * [ScreenBPP] / 8
5629
        call    calculate_fast_getting_offset_for_LFB
2288 clevermous 5630
        popad
5631
 
5632
        call    repos_windows
5633
        xor     eax, eax
5634
        xor     ebx, ebx
5350 serge 5635
        mov     ecx, [_display.width]
5636
        mov     edx, [_display.height]
5637
        dec     ecx
5638
        dec     edx
2288 clevermous 5639
        call    calculatescreen
5640
        pop     edi
5641
        pop     esi
5642
        pop     ebx
5643
 
5644
        popfd
5645
        ret
5646
 
5647
.epic_fail:
5648
        hlt                     ; Houston, we've had a problem
5649
 
5650
; --------------- APM ---------------------
5651
uglobal
5652
apm_entry       dp      0
5653
apm_vf          dd      0
5654
endg
5655
 
5656
align 4
5657
sys_apm:
5658
        xor     eax, eax
5659
        cmp     word [apm_vf], ax       ; Check APM BIOS enable
5660
        jne     @f
5661
        inc     eax
5662
        or      dword [esp + 44], eax   ; error
5663
        add     eax, 7
5664
        mov     dword [esp + 32], eax   ; 32-bit protected-mode interface not supported
5665
        ret
5666
 
5667
@@:
5668
;       xchg    eax, ecx
5669
;       xchg    ebx, ecx
5670
 
5671
        cmp     dx, 3
5672
        ja      @f
5673
        and     [esp + 44], byte 0xfe    ; emulate func 0..3 as func 0
5674
        mov     eax, [apm_vf]
5675
        mov     [esp + 32], eax
5676
        shr     eax, 16
5677
        mov     [esp + 28], eax
5678
        ret
5679
 
5680
@@:
5681
 
5682
        mov     esi, [master_tab+(OS_BASE shr 20)]
5683
        xchg    [master_tab], esi
5684
        push    esi
5685
        mov     edi, cr3
5686
        mov     cr3, edi                ;flush TLB
5687
 
5688
        call    pword [apm_entry]       ;call APM BIOS
5689
 
5690
        xchg    eax, [esp]
5691
        mov     [master_tab], eax
5692
        mov     eax, cr3
5693
        mov     cr3, eax
5694
        pop     eax
5695
 
5696
        mov     [esp + 4 ], edi
5697
        mov     [esp + 8], esi
5698
        mov     [esp + 20], ebx
5699
        mov     [esp + 24], edx
5700
        mov     [esp + 28], ecx
5701
        mov     [esp + 32], eax
5702
        setc    al
5703
        and     [esp + 44], byte 0xfe
5704
        or      [esp + 44], al
5705
        ret
5706
; -----------------------------------------
5707
 
5708
align 4
5709
 
5710
undefined_syscall:                      ; Undefined system call
5711
        mov     [esp + 32], dword -1
5712
        ret
5713
 
5714
align 4
5715
system_shutdown:          ; shut down the system
5716
 
3732 Serge 5717
        cmp     byte [BOOT_VARS+0x9030], 1
2288 clevermous 5718
        jne     @F
5719
        ret
5720
@@:
5721
        call    stop_all_services
5722
 
5723
yes_shutdown_param:
5033 clevermous 5724
; Shutdown other CPUs, if initialized
5725
        cmp     [ap_initialized], 0
5726
        jz      .no_shutdown_cpus
5727
        mov     edi, [LAPIC_BASE]
5728
        add     edi, 300h
5729
        mov     esi, smpt+4
5730
        mov     ebx, [cpu_count]
5731
        dec     ebx
5732
.shutdown_cpus_loop:
5733
        lodsd
5049 clevermous 5734
        push    esi
5735
        xor     esi, esi
5736
        inc     esi
5033 clevermous 5737
        shl     eax, 24
5738
        mov     [edi+10h], eax
5739
; assert INIT IPI
5740
        mov     dword [edi], 0C500h
5049 clevermous 5741
        call    delay_ms
5033 clevermous 5742
@@:
5743
        test    dword [edi], 1000h
5744
        jnz     @b
5745
; deassert INIT IPI
5746
        mov     dword [edi], 8500h
5049 clevermous 5747
        call    delay_ms
5033 clevermous 5748
@@:
5749
        test    dword [edi], 1000h
5750
        jnz     @b
5751
; don't send STARTUP IPI: let other CPUs be in wait-for-startup state
5049 clevermous 5752
        pop     esi
5033 clevermous 5753
        dec     ebx
5754
        jnz     .shutdown_cpus_loop
5755
.no_shutdown_cpus:
5756
 
2288 clevermous 5757
        cli
5758
 
5759
if ~ defined extended_primary_loader
4273 clevermous 5760
; load kernel.mnt to 0x7000:0
5761
        mov     ebx, kernel_file_load
5762
        pushad
5763
        call    file_system_lfn
5764
        popad
2288 clevermous 5765
 
5766
        mov     esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
5767
        mov     edi, OS_BASE+0x40000
5768
        mov     ecx, 1000
5769
        rep movsb
5770
end if
5771
 
3732 Serge 5772
;        mov     esi, BOOT_VAR    ; restore 0x0 - 0xffff
5773
;        mov     edi, OS_BASE
5774
;        mov     ecx, 0x10000/4
5775
;        cld
5776
;        rep movsd
2288 clevermous 5777
 
5778
        call    IRQ_mask_all
5779
 
5780
        cmp     byte [OS_BASE + 0x9030], 2
5781
        jnz     no_acpi_power_off
5782
 
5783
; scan for RSDP
5784
; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
5785
        movzx   eax, word [OS_BASE + 0x40E]
5786
        shl     eax, 4
5787
        jz      @f
5788
        mov     ecx, 1024/16
5789
        call    scan_rsdp
5790
        jnc     .rsdp_found
5791
@@:
5792
; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
5793
        mov     eax, 0xE0000
5794
        mov     ecx, 0x2000
5795
        call    scan_rsdp
5796
        jc      no_acpi_power_off
5797
.rsdp_found:
5798
        mov     esi, [eax+16]   ; esi contains physical address of the RSDT
5799
        mov     ebp, [ipc_tmp]
5356 serge 5800
        stdcall map_page, ebp, esi, PG_READ
2288 clevermous 5801
        lea     eax, [esi+1000h]
5802
        lea     edx, [ebp+1000h]
5356 serge 5803
        stdcall map_page, edx, eax, PG_READ
2288 clevermous 5804
        and     esi, 0xFFF
5805
        add     esi, ebp
5806
        cmp     dword [esi], 'RSDT'
5807
        jnz     no_acpi_power_off
5808
        mov     ecx, [esi+4]
5809
        sub     ecx, 24h
5810
        jbe     no_acpi_power_off
5811
        shr     ecx, 2
5812
        add     esi, 24h
5813
.scan_fadt:
5814
        lodsd
5815
        mov     ebx, eax
5816
        lea     eax, [ebp+2000h]
5356 serge 5817
        stdcall map_page, eax, ebx, PG_READ
2288 clevermous 5818
        lea     eax, [ebp+3000h]
5819
        add     ebx, 0x1000
5356 serge 5820
        stdcall map_page, eax, ebx, PG_READ
2288 clevermous 5821
        and     ebx, 0xFFF
5822
        lea     ebx, [ebx+ebp+2000h]
5823
        cmp     dword [ebx], 'FACP'
5824
        jz      .fadt_found
5825
        loop    .scan_fadt
5826
        jmp     no_acpi_power_off
5827
.fadt_found:
5828
; ebx is linear address of FADT
5829
        mov     edi, [ebx+40] ; physical address of the DSDT
5830
        lea     eax, [ebp+4000h]
5356 serge 5831
        stdcall map_page, eax, edi, PG_READ
2288 clevermous 5832
        lea     eax, [ebp+5000h]
5833
        lea     esi, [edi+0x1000]
5356 serge 5834
        stdcall map_page, eax, esi, PG_READ
2288 clevermous 5835
        and     esi, 0xFFF
5836
        sub     edi, esi
5837
        cmp     dword [esi+ebp+4000h], 'DSDT'
5838
        jnz     no_acpi_power_off
5839
        mov     eax, [esi+ebp+4004h] ; DSDT length
5840
        sub     eax, 36+4
5841
        jbe     no_acpi_power_off
5842
        add     esi, 36
5843
.scan_dsdt:
5844
        cmp     dword [esi+ebp+4000h], '_S5_'
5845
        jnz     .scan_dsdt_cont
5846
        cmp     byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
5847
        jnz     .scan_dsdt_cont
5848
        mov     dl, [esi+ebp+4000h+6]
5849
        cmp     dl, 4 ; _S5_ package must contain 4 bytes
5850
                      ; ...in theory; in practice, VirtualBox has 2 bytes
5851
        ja      .scan_dsdt_cont
5852
        cmp     dl, 1
5853
        jb      .scan_dsdt_cont
5854
        lea     esi, [esi+ebp+4000h+7]
5855
        xor     ecx, ecx
5856
        cmp     byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
5857
        jz      @f
5858
        cmp     byte [esi], 0xA
5859
        jnz     no_acpi_power_off
5860
        inc     esi
5861
        mov     cl, [esi]
5862
@@:
5863
        inc     esi
5864
        cmp     dl, 2
5865
        jb      @f
5866
        cmp     byte [esi], 0
5867
        jz      @f
5868
        cmp     byte [esi], 0xA
5869
        jnz     no_acpi_power_off
5870
        inc     esi
5871
        mov     ch, [esi]
5872
@@:
5873
        jmp     do_acpi_power_off
5874
.scan_dsdt_cont:
5875
        inc     esi
5876
        cmp     esi, 0x1000
5877
        jb      @f
5878
        sub     esi, 0x1000
5879
        add     edi, 0x1000
5880
        push    eax
5881
        lea     eax, [ebp+4000h]
5356 serge 5882
        stdcall map_page, eax, edi, PG_READ
5883
        push    PG_READ
2288 clevermous 5884
        lea     eax, [edi+1000h]
5885
        push    eax
5886
        lea     eax, [ebp+5000h]
5887
        push    eax
5888
        stdcall map_page
5889
        pop     eax
5890
@@:
5891
        dec     eax
5892
        jnz     .scan_dsdt
5893
        jmp     no_acpi_power_off
5894
do_acpi_power_off:
5895
        mov     edx, [ebx+48]
5896
        test    edx, edx
5897
        jz      .nosmi
5898
        mov     al, [ebx+52]
5899
        out     dx, al
5900
        mov     edx, [ebx+64]
5901
@@:
5902
        in      ax, dx
5903
        test    al, 1
5904
        jz      @b
5905
.nosmi:
5906
        and     cx, 0x0707
5907
        shl     cx, 2
5908
        or      cx, 0x2020
5909
        mov     edx, [ebx+64]
5910
        in      ax, dx
5911
        and     ax, 203h
5912
        or      ah, cl
5913
        out     dx, ax
5914
        mov     edx, [ebx+68]
5915
        test    edx, edx
5916
        jz      @f
5917
        in      ax, dx
5918
        and     ax, 203h
5919
        or      ah, ch
5920
        out     dx, ax
5921
@@:
5922
        jmp     $
5923
 
5924
 
5925
scan_rsdp:
5926
        add     eax, OS_BASE
5927
.s:
5928
        cmp     dword [eax], 'RSD '
5929
        jnz     .n
5930
        cmp     dword [eax+4], 'PTR '
5931
        jnz     .n
5932
        xor     edx, edx
5933
        xor     esi, esi
5934
@@:
5935
        add     dl, [eax+esi]
5936
        inc     esi
5937
        cmp     esi, 20
5938
        jnz     @b
5939
        test    dl, dl
5940
        jz      .ok
5941
.n:
5942
        add     eax, 10h
5943
        loop    .s
5944
        stc
5945
.ok:
5946
        ret
5947
 
5032 clevermous 5948
no_acpi_power_off:
5949
        call    create_trampoline_pgmap
5950
        mov     cr3, eax
5951
        jmp     become_real+0x10000
5952
iglobal
5953
align 4
5954
realmode_gdt:
5955
; selector 0 - not used
5956
        dw      23
5957
        dd      realmode_gdt-OS_BASE
5958
        dw      0
5959
; selector 8 - code from 1000:0000 to 1000:FFFF
5960
        dw      0FFFFh
5961
        dw      0
5962
        db      1
5963
        db      10011011b
5964
        db      00000000b
5965
        db      0
5966
; selector 10h - data from 1000:0000 to 1000:FFFF
5967
        dw      0FFFFh
5968
        dw      0
5969
        db      1
5970
        db      10010011b
5971
        db      00000000b
5972
        db      0
5973
endg
5974
 
3627 Serge 5975
if ~ lang eq sp
5976
diff16 "end of .text segment",0,$
5977
end if
5978
 
2288 clevermous 5979
include "data32.inc"
5980
 
5981
__REV__ = __REV
5982
 
3341 yogev_ezra 5983
if ~ lang eq sp
2288 clevermous 5984
diff16 "end of kernel code",0,$
3287 esevece 5985
end if