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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: 5794 $
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
1962
mousefn dd msscreen, mswin, msbutton, msset
1963
        dd app_load_cursor
1964
        dd app_set_cursor
1965
        dd app_delete_cursor
1966
        dd msz
1967
endg
4700 mario79 1968
;-----------------------------------------------------------------------------
2288 clevermous 1969
readmousepos:
1970
 
1971
; eax=0 screen relative
1972
; eax=1 window relative
1973
; eax=2 buttons pressed
1974
; eax=3 set mouse pos   ; reserved
1975
; eax=4 load cursor
1976
; eax=5 set cursor
1977
; eax=6 delete cursor   ; reserved
1978
; eax=7 get mouse_z
1979
 
1980
        cmp     ebx, 7
1981
        ja      msset
1982
        jmp     [mousefn+ebx*4]
1983
msscreen:
1984
        mov     eax, [MOUSE_X]
1985
        shl     eax, 16
1986
        mov     ax, [MOUSE_Y]
1987
        mov     [esp+36-4], eax
1988
        ret
1989
mswin:
1990
        mov     eax, [MOUSE_X]
1991
        shl     eax, 16
1992
        mov     ax, [MOUSE_Y]
1993
        mov     esi, [TASK_BASE]
1994
        mov     bx, word [esi-twdw+WDATA.box.left]
1995
        shl     ebx, 16
1996
        mov     bx, word [esi-twdw+WDATA.box.top]
1997
        sub     eax, ebx
1998
 
1999
        mov     edi, [CURRENT_TASK]
2000
        shl     edi, 8
2001
        sub     ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
2002
        rol     eax, 16
2003
        sub     ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
2004
        rol     eax, 16
2005
        mov     [esp+36-4], eax
2006
        ret
2007
msbutton:
2008
        movzx   eax, byte [BTN_DOWN]
2009
        mov     [esp+36-4], eax
2010
        ret
2011
msz:
2012
        mov     edi, [TASK_COUNT]
2013
        movzx   edi, word [WIN_POS + edi*2]
2014
        cmp     edi, [CURRENT_TASK]
2015
        jne     @f
2016
        mov     ax, [MOUSE_SCROLL_H]
2017
        shl     eax, 16
2018
        mov     ax, [MOUSE_SCROLL_V]
2019
        mov     [esp+36-4], eax
2020
        and     [MOUSE_SCROLL_H], word 0
2021
        and     [MOUSE_SCROLL_V], word 0
2022
        ret
2023
       @@:
2024
        and     [esp+36-4], dword 0
2025
;           ret
2026
msset:
2027
        ret
2028
 
2029
app_load_cursor:
2030
        cmp     ecx, OS_BASE
2031
        jae     msset
2032
        stdcall load_cursor, ecx, edx
2033
        mov     [esp+36-4], eax
2034
        ret
2035
 
2036
app_set_cursor:
2037
        stdcall set_cursor, ecx
2038
        mov     [esp+36-4], eax
2039
        ret
2040
 
2041
app_delete_cursor:
2042
        stdcall delete_cursor, ecx
2043
        mov     [esp+36-4], eax
2044
        ret
2045
 
2046
is_input:
2047
 
2048
        push    edx
2049
        mov     dx, word [midisp]
2050
        in      al, dx
2051
        and     al, 0x80
2052
        pop     edx
2053
        ret
2054
 
2055
is_output:
2056
 
2057
        push    edx
2058
        mov     dx, word [midisp]
2059
        in      al, dx
2060
        and     al, 0x40
2061
        pop     edx
2062
        ret
2063
 
2064
 
2065
get_mpu_in:
2066
 
2067
        push    edx
2068
        mov     dx, word [mididp]
2069
        in      al, dx
2070
        pop     edx
2071
        ret
2072
 
2073
 
2074
put_mpu_out:
2075
 
2076
        push    edx
2077
        mov     dx, word [mididp]
2078
        out     dx, al
2079
        pop     edx
2080
        ret
2081
 
2082
 
2083
 
2084
align 4
2085
 
2086
sys_midi:
2087
        cmp     [mididp], 0
2088
        jnz     sm0
2089
        mov     [esp+36], dword 1
2090
        ret
2091
sm0:
2092
        and     [esp+36], dword 0
2093
        dec     ebx
2094
        jnz     smn1
2095
 ;    call setuart
2096
su1:
2097
        call    is_output
2098
        test    al, al
2099
        jnz     su1
2100
        mov     dx, word [midisp]
2101
        mov     al, 0xff
2102
        out     dx, al
2103
su2:
2104
        mov     dx, word [midisp]
2105
        mov     al, 0xff
2106
        out     dx, al
2107
        call    is_input
2108
        test    al, al
2109
        jnz     su2
2110
        call    get_mpu_in
2111
        cmp     al, 0xfe
2112
        jnz     su2
2113
su3:
2114
        call    is_output
2115
        test    al, al
2116
        jnz     su3
2117
        mov     dx, word [midisp]
2118
        mov     al, 0x3f
2119
        out     dx, al
2120
        ret
2121
smn1:
2122
        dec     ebx
2123
        jnz     smn2
2124
sm10:
2125
        call    get_mpu_in
2126
        call    is_output
2127
        test    al, al
2128
        jnz     sm10
2129
        mov     al, bl
2130
        call    put_mpu_out
2131
        smn2:
2132
        ret
2133
 
2134
detect_devices:
2135
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2136
;include 'detect/commouse.inc'
2137
;include 'detect/ps2mouse.inc'
2138
;include 'detect/dev_fd.inc'
2139
;include 'detect/dev_hdcd.inc'
2140
;include 'detect/sear_par.inc'
2141
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2142
        ret
2143
 
2144
sys_end:
2430 mario79 2145
;--------------------------------------
2146
        cmp     [_display.select_cursor], 0
2147
        je      @f
2148
; restore default cursor before killing
2149
        pusha
2150
        mov     ecx, [current_slot]
2435 mario79 2151
        call    restore_default_cursor_before_killing
2430 mario79 2152
        popa
2153
@@:
2154
;--------------------------------------
3545 hidnplayr 2155
; kill all sockets this process owns
2156
        pusha
2157
        mov     edx, [TASK_BASE]
2158
        mov     edx, [edx+TASKDATA.pid]
2159
        call    SOCKET_process_end
2160
        popa
2161
;--------------------------------------
2288 clevermous 2162
        mov     ecx, [current_slot]
2163
        mov     eax, [ecx+APPDATA.tls_base]
2164
        test    eax, eax
2165
        jz      @F
2166
 
2167
        stdcall user_free, eax
2168
@@:
2169
 
2170
        mov     eax, [TASK_BASE]
2171
        mov     [eax+TASKDATA.state], 3; terminate this program
3534 clevermous 2172
        call    wakeup_osloop
2288 clevermous 2173
 
3597 Serge 2174
.waitterm:            ; wait here for termination
2175
        call    change_task
2176
        jmp     .waitterm
2435 mario79 2177
;------------------------------------------------------------------------------
2452 mario79 2178
align 4
2435 mario79 2179
restore_default_cursor_before_killing:
2468 mario79 2180
        pushfd
2181
        cli
2435 mario79 2182
        mov     eax, [def_cursor]
2183
        mov     [ecx+APPDATA.cursor], eax
2288 clevermous 2184
 
2435 mario79 2185
        movzx   eax, word [MOUSE_Y]
2186
        movzx   ebx, word [MOUSE_X]
2446 mario79 2187
        mov     eax, [d_width_calc_area + eax*4]
2188
 
5351 serge 2189
        add     eax, [_display.win_map]
2435 mario79 2190
        movzx   edx, byte [ebx+eax]
2191
        shl     edx, 8
2192
        mov     esi, [edx+SLOT_BASE+APPDATA.cursor]
2452 mario79 2193
 
2194
        cmp     esi, [current_cursor]
2195
        je      @f
2196
 
2435 mario79 2197
        push    esi
2198
        call    [_display.select_cursor]
2199
        mov     [current_cursor], esi
2452 mario79 2200
@@:
2450 mario79 2201
        mov     [redrawmouse_unconditional], 1
3534 clevermous 2202
        call    wakeup_osloop
2468 mario79 2203
        popfd
2435 mario79 2204
        ret
2205
;------------------------------------------------------------------------------
2288 clevermous 2206
iglobal
2207
align 4
2208
sys_system_table:
2209
        dd      sysfn_deactivate        ; 1 = deactivate window
2210
        dd      sysfn_terminate         ; 2 = terminate thread
2211
        dd      sysfn_activate          ; 3 = activate window
2212
        dd      sysfn_getidletime       ; 4 = get idle time
2213
        dd      sysfn_getcpuclock       ; 5 = get cpu clock
2214
        dd      sysfn_saveramdisk       ; 6 = save ramdisk
2215
        dd      sysfn_getactive         ; 7 = get active window
2216
        dd      sysfn_sound_flag        ; 8 = get/set sound_flag
2217
        dd      sysfn_shutdown          ; 9 = shutdown with parameter
2218
        dd      sysfn_minimize          ; 10 = minimize window
2219
        dd      sysfn_getdiskinfo       ; 11 = get disk subsystem info
2220
        dd      sysfn_lastkey           ; 12 = get last pressed key
2221
        dd      sysfn_getversion        ; 13 = get kernel version
2222
        dd      sysfn_waitretrace       ; 14 = wait retrace
2223
        dd      sysfn_centermouse       ; 15 = center mouse cursor
2224
        dd      sysfn_getfreemem        ; 16 = get free memory size
2225
        dd      sysfn_getallmem         ; 17 = get total memory size
2226
        dd      sysfn_terminate2        ; 18 = terminate thread using PID
2227
                                        ;                 instead of slot
2228
        dd      sysfn_mouse_acceleration; 19 = set/get mouse acceleration
2229
        dd      sysfn_meminfo           ; 20 = get extended memory info
2230
        dd      sysfn_pid_to_slot       ; 21 = get slot number for pid
2231
        dd      sysfn_min_rest_window   ; 22 = minimize and restore any window
2648 mario79 2232
        dd      sysfn_min_windows       ; 23 = minimize all windows
2654 mario79 2233
        dd      sysfn_set_screen_sizes  ; 24 = set screen sizes for Vesa
2288 clevermous 2234
sysfn_num = ($ - sys_system_table)/4
2235
endg
2236
;------------------------------------------------------------------------------
2237
sys_system:
2238
        dec     ebx
2239
        cmp     ebx, sysfn_num
2240
        jae     @f
2241
        jmp     dword [sys_system_table + ebx*4]
2242
@@:
2243
        ret
2244
;------------------------------------------------------------------------------
2245
sysfn_shutdown:          ; 18.9 = system shutdown
2246
        cmp     ecx, 1
2247
        jl      exit_for_anyone
2248
        cmp     ecx, 4
2249
        jg      exit_for_anyone
3732 Serge 2250
        mov     [BOOT_VARS+0x9030], cl
2288 clevermous 2251
 
2252
        mov     eax, [TASK_COUNT]
2253
        mov     [SYS_SHUTDOWN], al
2254
        mov     [shutdown_processes], eax
3534 clevermous 2255
        call    wakeup_osloop
2288 clevermous 2256
        and     dword [esp+32], 0
2257
 exit_for_anyone:
2258
        ret
2259
  uglobal
2260
   shutdown_processes:
2261
                       dd 0x0
2262
  endg
2263
;------------------------------------------------------------------------------
2264
sysfn_terminate:        ; 18.2 = TERMINATE
2472 mario79 2265
        push    ecx
2288 clevermous 2266
        cmp     ecx, 2
2267
        jb      noprocessterminate
2268
        mov     edx, [TASK_COUNT]
2269
        cmp     ecx, edx
2270
        ja      noprocessterminate
2271
        mov     eax, [TASK_COUNT]
2272
        shl     ecx, 5
2273
        mov     edx, [ecx+CURRENT_TASK+TASKDATA.pid]
2274
        add     ecx, CURRENT_TASK+TASKDATA.state
2275
        cmp     byte [ecx], 9
2276
        jz      noprocessterminate
3296 clevermous 2277
        push    ecx edx
2278
        lea     edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
2279
        call    request_terminate
2280
        pop     edx ecx
2281
        test    eax, eax
2282
        jz      noprocessterminate
2430 mario79 2283
;--------------------------------------
3545 hidnplayr 2284
; terminate all network sockets it used
2285
        pusha
2286
        mov     eax, edx
2287
        call    SOCKET_process_end
2288
        popa
2289
;--------------------------------------
2430 mario79 2290
        cmp     [_display.select_cursor], 0
2452 mario79 2291
        je      .restore_end
2430 mario79 2292
; restore default cursor before killing
2293
        pusha
2294
        mov     ecx, [esp+32]
2295
        shl     ecx, 8
2435 mario79 2296
        add     ecx, SLOT_BASE
2452 mario79 2297
        mov     eax, [def_cursor]
2298
        cmp     [ecx+APPDATA.cursor], eax
2299
        je      @f
2435 mario79 2300
        call    restore_default_cursor_before_killing
2452 mario79 2301
@@:
2430 mario79 2302
        popa
2452 mario79 2303
.restore_end:
2430 mario79 2304
;--------------------------------------
2288 clevermous 2305
     ;call MEM_Heap_Lock      ;guarantee that process isn't working with heap
2306
        mov     [ecx], byte 3; clear possible i40's
3534 clevermous 2307
        call    wakeup_osloop
2288 clevermous 2308
     ;call MEM_Heap_UnLock
2309
 
3534 clevermous 2310
        cmp     edx, [application_table_owner]; clear app table stat
2288 clevermous 2311
        jne     noatsc
3534 clevermous 2312
        call    unlock_application_table
2468 mario79 2313
noatsc:
2314
noprocessterminate:
2472 mario79 2315
        add     esp, 4
2288 clevermous 2316
        ret
2317
;------------------------------------------------------------------------------
2318
sysfn_terminate2:
2319
;lock application_table_status mutex
2320
.table_status:
3534 clevermous 2321
        call    lock_application_table
2288 clevermous 2322
        mov     eax, ecx
2323
        call    pid_to_slot
2324
        test    eax, eax
2325
        jz      .not_found
2326
        mov     ecx, eax
2327
        cli
2328
        call    sysfn_terminate
3534 clevermous 2329
        call    unlock_application_table
2288 clevermous 2330
        sti
2331
        and     dword [esp+32], 0
2332
        ret
2333
.not_found:
3534 clevermous 2334
        call    unlock_application_table
2288 clevermous 2335
        or      dword [esp+32], -1
2336
        ret
2337
;------------------------------------------------------------------------------
2338
sysfn_deactivate:         ; 18.1 = DEACTIVATE WINDOW
2339
        cmp     ecx, 2
2340
        jb      .nowindowdeactivate
2341
        cmp     ecx, [TASK_COUNT]
2342
        ja      .nowindowdeactivate
2408 Serge 2343
 
2288 clevermous 2344
        movzx   esi, word [WIN_STACK + ecx*2]
2345
        cmp     esi, 1
2346
        je      .nowindowdeactivate ; already deactive
2347
 
2348
        mov     edi, ecx
2349
        shl     edi, 5
2350
        add     edi, window_data
2351
        movzx   esi, word [WIN_STACK + ecx * 2]
2352
        lea     esi, [WIN_POS + esi * 2]
2353
        call    window._.window_deactivate
2408 Serge 2354
 
2288 clevermous 2355
        call    syscall_display_settings._.calculate_whole_screen
2356
        call    syscall_display_settings._.redraw_whole_screen
2357
.nowindowdeactivate:
2358
        ret
3455 mario79 2359
;------------------------------------------------------------------------------
2288 clevermous 2360
sysfn_activate:         ; 18.3 = ACTIVATE WINDOW
5675 leency 2361
        cmp     ecx, 2
2362
        jb      .nowindowactivate
2288 clevermous 2363
        cmp     ecx, [TASK_COUNT]
2364
        ja      .nowindowactivate
3455 mario79 2365
;-------------------------------------
2366
@@:
2367
; If the window is captured and moved by the user,
2368
; then you can't change the position in window stack!!!
2369
        mov     al, [mouse.active_sys_window.action]
2370
        and     al, WINDOW_MOVE_AND_RESIZE_FLAGS
2371
        test    al, al
2372
        jz      @f
2373
        call    change_task
2374
        jmp     @b
2375
@@:
2376
;-------------------------------------
2288 clevermous 2377
        mov     [window_minimize], 2; restore window if minimized
3534 clevermous 2378
        call    wakeup_osloop
2288 clevermous 2379
 
2380
        movzx   esi, word [WIN_STACK + ecx*2]
2381
        cmp     esi, [TASK_COUNT]
2382
        je      .nowindowactivate; already active
2383
 
2384
        mov     edi, ecx
2385
        shl     edi, 5
2386
        add     edi, window_data
2387
        movzx   esi, word [WIN_STACK + ecx * 2]
2388
        lea     esi, [WIN_POS + esi * 2]
2389
        call    waredraw
2390
.nowindowactivate:
2391
        ret
2392
;------------------------------------------------------------------------------
2393
sysfn_getidletime:              ; 18.4 = GET IDLETIME
3534 clevermous 2394
        mov     eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288 clevermous 2395
        mov     [esp+32], eax
2396
        ret
2397
;------------------------------------------------------------------------------
2398
sysfn_getcpuclock:              ; 18.5 = GET TSC/SEC
3481 Serge 2399
        mov     eax, dword [cpu_freq]
2288 clevermous 2400
        mov     [esp+32], eax
2401
        ret
2402
;------------------------------------------------------------------------------
3481 Serge 2403
get_cpu_freq:
2404
        mov     eax, dword [cpu_freq]
2405
        mov     edx, dword [cpu_freq+4]
2406
        ret
2288 clevermous 2407
;  SAVE ramdisk to /hd/1/menuet.img
2408
;!!!!!!!!!!!!!!!!!!!!!!!!
2409
   include 'blkdev/rdsave.inc'
2410
;!!!!!!!!!!!!!!!!!!!!!!!!
2411
;------------------------------------------------------------------------------
2412
align 4
2413
sysfn_getactive:        ; 18.7 = get active window
2414
        mov     eax, [TASK_COUNT]
2415
        movzx   eax, word [WIN_POS + eax*2]
2416
        mov     [esp+32], eax
2417
        ret
2418
;------------------------------------------------------------------------------
2419
sysfn_sound_flag:       ; 18.8 = get/set sound_flag
2420
;     cmp  ecx,1
2421
        dec     ecx
2422
        jnz     nogetsoundflag
2423
        movzx   eax, byte [sound_flag]; get sound_flag
2424
        mov     [esp+32], eax
2425
        ret
2426
 nogetsoundflag:
2427
;     cmp  ecx,2
2428
        dec     ecx
2429
        jnz     nosoundflag
2430
        xor     byte [sound_flag], 1
2431
 nosoundflag:
2432
        ret
2433
;------------------------------------------------------------------------------
2434
sysfn_minimize:         ; 18.10 = minimize window
2435
        mov     [window_minimize], 1
3534 clevermous 2436
        call    wakeup_osloop
2288 clevermous 2437
        ret
2438
;------------------------------------------------------------------------------
2439
align 4
2440
sysfn_getdiskinfo:      ; 18.11 = get disk info table
2441
        dec     ecx
4641 mario79 2442
        jnz     .exit
2443
.small_table:
2288 clevermous 2444
        mov     edi, edx
2445
        mov     esi, DRIVE_DATA
4641 mario79 2446
        mov     ecx, DRIVE_DATA_SIZE ;10
2288 clevermous 2447
        cld
4641 mario79 2448
        rep movsb
2449
.exit:
2288 clevermous 2450
        ret
2451
;------------------------------------------------------------------------------
2452
sysfn_lastkey:          ; 18.12 = return 0 (backward compatibility)
2453
        and     dword [esp+32], 0
2454
        ret
2455
;------------------------------------------------------------------------------
2456
sysfn_getversion:       ; 18.13 = get kernel ID and version
2457
        mov     edi, ecx
2458
        mov     esi, version_inf
2459
        mov     ecx, version_end-version_inf
2460
        rep movsb
2461
        ret
2462
;------------------------------------------------------------------------------
2463
sysfn_waitretrace:     ; 18.14 = sys wait retrace
2464
     ;wait retrace functions
2465
 sys_wait_retrace:
2466
        mov     edx, 0x3da
2467
 WaitRetrace_loop:
2468
        in      al, dx
2469
        test    al, 1000b
2470
        jz      WaitRetrace_loop
2471
        and     [esp+32], dword 0
2472
        ret
2473
;------------------------------------------------------------------------------
2474
align 4
2475
sysfn_centermouse:      ; 18.15 = mouse centered
2476
; removed here by 
2477
;     call  mouse_centered
2478
;* mouse centered - start code- Mario79
2479
;mouse_centered:
2480
;        push  eax
5350 serge 2481
        mov     eax, [_display.width]
2288 clevermous 2482
        shr     eax, 1
2483
        mov     [MOUSE_X], ax
5350 serge 2484
        mov     eax, [_display.height]
2288 clevermous 2485
        shr     eax, 1
2486
        mov     [MOUSE_Y], ax
3534 clevermous 2487
        call    wakeup_osloop
2288 clevermous 2488
;        ret
2489
;* mouse centered - end code- Mario79
2490
        xor     eax, eax
2491
        and     [esp+32], eax
2492
;        pop   eax
2493
        ret
2494
;------------------------------------------------------------------------------
2495
align 4
2496
sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
2497
        test    ecx, ecx; get mouse speed factor
2498
        jnz     .set_mouse_acceleration
2499
        xor     eax, eax
2500
        mov     ax, [mouse_speed_factor]
2501
        mov     [esp+32], eax
2502
        ret
2503
 .set_mouse_acceleration:
2504
;     cmp  ecx,1  ; set mouse speed factor
2505
        dec     ecx
2506
        jnz     .get_mouse_delay
2507
        mov     [mouse_speed_factor], dx
2508
        ret
2509
 .get_mouse_delay:
2510
;     cmp  ecx,2  ; get mouse delay
2511
        dec     ecx
2512
        jnz     .set_mouse_delay
2513
        mov     eax, [mouse_delay]
2514
        mov     [esp+32], eax
2515
        ret
2516
 .set_mouse_delay:
2517
;     cmp  ecx,3  ; set mouse delay
2518
        dec     ecx
2519
        jnz     .set_pointer_position
2520
        mov     [mouse_delay], edx
2521
        ret
2522
 .set_pointer_position:
2523
;     cmp  ecx,4  ; set mouse pointer position
2524
        dec     ecx
2525
        jnz     .set_mouse_button
5350 serge 2526
        cmp     dx, word[_display.height]
2527
        jae     .end
2288 clevermous 2528
        rol     edx, 16
5350 serge 2529
        cmp     dx, word[_display.width]
2530
        jae     .end
2288 clevermous 2531
        mov     [MOUSE_X], edx
4381 hidnplayr 2532
        mov     [mouse_active], 1
3534 clevermous 2533
        call    wakeup_osloop
2288 clevermous 2534
        ret
2535
 .set_mouse_button:
2536
;     cmp   ecx,5  ; set mouse button features
2537
        dec     ecx
2538
        jnz     .end
2539
        mov     [BTN_DOWN], dl
2540
        mov     [mouse_active], 1
3534 clevermous 2541
        call    wakeup_osloop
2288 clevermous 2542
 .end:
2543
        ret
2544
;------------------------------------------------------------------------------
2545
sysfn_getfreemem:
2546
        mov     eax, [pg_data.pages_free]
2547
        shl     eax, 2
2548
        mov     [esp+32], eax
2549
        ret
2648 mario79 2550
;------------------------------------------------------------------------------
2288 clevermous 2551
sysfn_getallmem:
2552
        mov     eax, [MEM_AMOUNT]
2553
        shr     eax, 10
2554
        mov     [esp+32], eax
2555
        ret
2648 mario79 2556
;------------------------------------------------------------------------------
2288 clevermous 2557
sysfn_pid_to_slot:
2558
        mov     eax, ecx
2559
        call    pid_to_slot
2560
        mov     [esp+32], eax
2561
        ret
2648 mario79 2562
;------------------------------------------------------------------------------
2288 clevermous 2563
sysfn_min_rest_window:
2564
        pushad
2565
        mov     eax, edx ; ebx - operating
2566
        shr     ecx, 1
2567
        jnc     @f
2568
        call    pid_to_slot
2569
@@:
2570
        or      eax, eax ; eax - number of slot
2571
        jz      .error
2572
        cmp     eax, 255    ; varify maximal slot number
2573
        ja      .error
2574
        movzx   eax, word [WIN_STACK + eax*2]
2575
        shr     ecx, 1
2576
        jc      .restore
2577
 ; .minimize:
2578
        call    minimize_window
2579
        jmp     .exit
2580
.restore:
2581
        call    restore_minimized_window
2582
.exit:
2583
        popad
2584
        xor     eax, eax
2585
        mov     [esp+32], eax
2586
        ret
2587
.error:
2588
        popad
2589
        xor     eax, eax
2590
        dec     eax
2591
        mov     [esp+32], eax
2592
        ret
2648 mario79 2593
;------------------------------------------------------------------------------
2594
sysfn_min_windows:
2595
        call    minimize_all_window
2596
        mov     [esp+32], eax
2597
        call    change_task
2598
        ret
2599
;------------------------------------------------------------------------------
2654 mario79 2600
sysfn_set_screen_sizes:
2601
        cmp     [SCR_MODE], word 0x13
2602
        jbe     .exit
2603
 
2604
        cmp     [_display.select_cursor], select_cursor
2605
        jne     .exit
2606
 
2607
        cmp     ecx, [display_width_standard]
2608
        ja      .exit
2609
 
2610
        cmp     edx, [display_height_standard]
2611
        ja      .exit
2612
 
2613
        pushfd
2614
        cli
2615
        mov     eax, ecx
5351 serge 2616
        mov     ecx, [_display.lfb_pitch]
2654 mario79 2617
        mov     [_display.width], eax
2618
        dec     eax
2619
        mov     [_display.height], edx
2620
        dec     edx
2621
; eax - new Screen_Max_X
2622
; edx - new Screen_Max_Y
2623
        mov     [do_not_touch_winmap], 1
2624
        call    set_screen
2625
        mov     [do_not_touch_winmap], 0
2626
        popfd
2627
        call    change_task
2628
.exit:
2629
        ret
2630
;------------------------------------------------------------------------------
2288 clevermous 2631
uglobal
2632
screen_workarea RECT
2654 mario79 2633
display_width_standard dd 0
2634
display_height_standard dd 0
2635
do_not_touch_winmap db 0
2288 clevermous 2636
window_minimize db 0
2637
sound_flag      db 0
2654 mario79 2638
 
2288 clevermous 2639
endg
2640
 
2641
UID_NONE=0
2642
UID_MENUETOS=1   ;official
2643
UID_KOLIBRI=2    ;russian
2644
 
2645
iglobal
2646
version_inf:
3454 mario79 2647
        db 0,7,7,0  ; version 0.7.7.0
2648
        db 0
2649
.rev    dd __REV__
2288 clevermous 2650
version_end:
2651
endg
2515 mario79 2652
;------------------------------------------------------------------------------
2653
align 4
2288 clevermous 2654
sys_cachetodiskette:
2655
        cmp     ebx, 1
4273 clevermous 2656
        jb      .no_floppy_save
2288 clevermous 2657
        cmp     ebx, 2
4273 clevermous 2658
        ja      .no_floppy_save
2288 clevermous 2659
        call    save_image
4273 clevermous 2660
        mov     [esp + 32], eax
2661
        ret
2662
.no_floppy_save:
2288 clevermous 2663
        mov     [esp + 32], dword 1
2664
        ret
2515 mario79 2665
;------------------------------------------------------------------------------
2288 clevermous 2666
uglobal
2667
;  bgrchanged  dd  0x0
2668
align 4
2669
bgrlockpid dd 0
2670
bgrlock db 0
2671
endg
2515 mario79 2672
;------------------------------------------------------------------------------
2673
align 4
2288 clevermous 2674
sys_background:
2675
        cmp     ebx, 1                     ; BACKGROUND SIZE
2676
        jnz     nosb1
2677
        test    ecx, ecx
2678
        jz      sbgrr
2547 mario79 2679
 
2288 clevermous 2680
        test    edx, edx
2681
        jz      sbgrr
2515 mario79 2682
;--------------------------------------
2683
align 4
2288 clevermous 2684
@@:
2685
;;Maxis use atomic bts for mutexes  4.4.2009
2686
        bts     dword [bgrlock], 0
2687
        jnc     @f
2688
        call    change_task
2689
        jmp     @b
2515 mario79 2690
;--------------------------------------
2691
align 4
2288 clevermous 2692
@@:
2693
        mov     [BgrDataWidth], ecx
2694
        mov     [BgrDataHeight], edx
2695
;    mov   [bgrchanged],1
2696
 
2697
        pushad
2698
; return memory for old background
2699
        mov     eax, [img_background]
2700
        cmp     eax, static_background_data
2701
        jz      @f
2702
        stdcall kernel_free, eax
2515 mario79 2703
;--------------------------------------
2704
align 4
2288 clevermous 2705
@@:
2706
; calculate RAW size
2707
        xor     eax, eax
2708
        inc     eax
2709
        cmp     [BgrDataWidth], eax
2710
        jae     @f
2711
        mov     [BgrDataWidth], eax
2515 mario79 2712
;--------------------------------------
2713
align 4
2288 clevermous 2714
@@:
2715
        cmp     [BgrDataHeight], eax
2716
        jae     @f
2717
        mov     [BgrDataHeight], eax
2515 mario79 2718
;--------------------------------------
2719
align 4
2288 clevermous 2720
@@:
2721
        mov     eax, [BgrDataWidth]
2722
        imul    eax, [BgrDataHeight]
2723
        lea     eax, [eax*3]
2464 mario79 2724
; it is reserved with aligned to the boundary of 4 KB pages,
2725
; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
2726
; because the 32 bit read is used for  high performance: "mov eax,[esi]"
2727
        shr     eax, 12
2728
        inc     eax
2729
        shl     eax, 12
2288 clevermous 2730
        mov     [mem_BACKGROUND], eax
2731
; get memory for new background
2732
        stdcall kernel_alloc, eax
2733
        test    eax, eax
2734
        jz      .memfailed
2735
        mov     [img_background], eax
2736
        jmp     .exit
2515 mario79 2737
;--------------------------------------
2738
align 4
2288 clevermous 2739
.memfailed:
2740
; revert to static monotone data
2741
        mov     [img_background], static_background_data
2742
        xor     eax, eax
2743
        inc     eax
2744
        mov     [BgrDataWidth], eax
2745
        mov     [BgrDataHeight], eax
2746
        mov     [mem_BACKGROUND], 4
2515 mario79 2747
;--------------------------------------
2748
align 4
2288 clevermous 2749
.exit:
2750
        popad
2751
        mov     [bgrlock], 0
2515 mario79 2752
;--------------------------------------
2753
align 4
2754
sbgrr:
2288 clevermous 2755
        ret
2515 mario79 2756
;------------------------------------------------------------------------------
2757
align 4
2288 clevermous 2758
nosb1:
2759
        cmp     ebx, 2                     ; SET PIXEL
2760
        jnz     nosb2
2761
 
2762
        mov     eax, [img_background]
2763
        test    ecx, ecx
2764
        jz      @f
2765
        cmp     eax, static_background_data
2766
        jz      .ret
2515 mario79 2767
;--------------------------------------
2768
align 4
2288 clevermous 2769
@@:
2770
        mov     ebx, [mem_BACKGROUND]
2771
        add     ebx, 4095
2772
        and     ebx, -4096
2773
        sub     ebx, 4
2774
        cmp     ecx, ebx
2775
        ja      .ret
2776
 
2777
        mov     ebx, [eax+ecx]
2778
        and     ebx, 0xFF000000;255*256*256*256
2779
        and     edx, 0x00FFFFFF;255*256*256+255*256+255
2780
        add     edx, ebx
2781
        mov     [eax+ecx], edx
2515 mario79 2782
;--------------------------------------
2783
align 4
2288 clevermous 2784
.ret:
2785
        ret
2515 mario79 2786
;------------------------------------------------------------------------------
2787
align 4
2288 clevermous 2788
nosb2:
2789
        cmp     ebx, 3                     ; DRAW BACKGROUND
2790
        jnz     nosb3
2515 mario79 2791
;--------------------------------------
2792
align 4
2288 clevermous 2793
draw_background_temp:
2794
        mov     [background_defined], 1
2795
        call    force_redraw_background
2515 mario79 2796
;--------------------------------------
2797
align 4
2798
nosb31:
2288 clevermous 2799
        ret
2515 mario79 2800
;------------------------------------------------------------------------------
2801
align 4
2802
nosb3:
2288 clevermous 2803
        cmp     ebx, 4                     ; TILED / STRETCHED
2804
        jnz     nosb4
2805
        cmp     ecx, [BgrDrawMode]
2806
        je      nosb41
2807
        mov     [BgrDrawMode], ecx
2515 mario79 2808
;--------------------------------------
2809
align 4
2810
nosb41:
2288 clevermous 2811
        ret
2515 mario79 2812
;------------------------------------------------------------------------------
2813
align 4
2814
nosb4:
2288 clevermous 2815
        cmp     ebx, 5                     ; BLOCK MOVE TO BGR
2816
        jnz     nosb5
2817
        cmp     [img_background], static_background_data
2818
        jnz     @f
2819
        test    edx, edx
2820
        jnz     .fin
2821
        cmp     esi, 4
2822
        ja      .fin
2515 mario79 2823
;--------------------------------------
2824
align 4
2825
@@:
2288 clevermous 2826
  ; bughere
2827
        mov     eax, ecx
2828
        mov     ebx, edx
2829
        add     ebx, [img_background];IMG_BACKGROUND
2830
        mov     ecx, esi
2831
        call    memmove
2515 mario79 2832
;--------------------------------------
2833
align 4
2834
.fin:
2288 clevermous 2835
        ret
2515 mario79 2836
;------------------------------------------------------------------------------
2837
align 4
2838
nosb5:
2288 clevermous 2839
        cmp     ebx, 6
2840
        jnz     nosb6
2515 mario79 2841
;--------------------------------------
2842
align 4
2288 clevermous 2843
;;Maxis use atomic bts for mutex 4.4.2009
2844
@@:
2845
        bts     dword [bgrlock], 0
2846
        jnc     @f
2847
        call    change_task
2848
        jmp     @b
2515 mario79 2849
;--------------------------------------
2850
align 4
2288 clevermous 2851
@@:
2852
        mov     eax, [CURRENT_TASK]
2853
        mov     [bgrlockpid], eax
2854
        cmp     [img_background], static_background_data
2855
        jz      .nomem
2856
        stdcall user_alloc, [mem_BACKGROUND]
2857
        mov     [esp+32], eax
2858
        test    eax, eax
2859
        jz      .nomem
2860
        mov     ebx, eax
2861
        shr     ebx, 12
2862
        or      dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
2863
        mov     esi, [img_background]
2864
        shr     esi, 12
2865
        mov     ecx, [mem_BACKGROUND]
2866
        add     ecx, 0xFFF
2867
        shr     ecx, 12
2515 mario79 2868
;--------------------------------------
2869
align 4
2288 clevermous 2870
.z:
2871
        mov     eax, [page_tabs+ebx*4]
2872
        test    al, 1
2873
        jz      @f
2874
        call    free_page
2515 mario79 2875
;--------------------------------------
2876
align 4
2288 clevermous 2877
@@:
2878
        mov     eax, [page_tabs+esi*4]
5356 serge 2879
        or      al, PG_UWR
2288 clevermous 2880
        mov     [page_tabs+ebx*4], eax
2881
        mov     eax, ebx
2882
        shl     eax, 12
2883
        invlpg  [eax]
2884
        inc     ebx
2885
        inc     esi
2886
        loop    .z
2887
        ret
2515 mario79 2888
;--------------------------------------
2889
align 4
2288 clevermous 2890
.nomem:
2891
        and     [bgrlockpid], 0
2892
        mov     [bgrlock], 0
2515 mario79 2893
;------------------------------------------------------------------------------
2894
align 4
2288 clevermous 2895
nosb6:
2896
        cmp     ebx, 7
2897
        jnz     nosb7
2898
        cmp     [bgrlock], 0
2899
        jz      .err
2900
        mov     eax, [CURRENT_TASK]
2901
        cmp     [bgrlockpid], eax
2902
        jnz     .err
2903
        mov     eax, ecx
2904
        mov     ebx, ecx
2905
        shr     eax, 12
2906
        mov     ecx, [page_tabs+(eax-1)*4]
2907
        test    cl, USED_BLOCK+DONT_FREE_BLOCK
2908
        jz      .err
2909
        jnp     .err
2910
        push    eax
2911
        shr     ecx, 12
2912
        dec     ecx
2515 mario79 2913
;--------------------------------------
2914
align 4
2288 clevermous 2915
@@:
2916
        and     dword [page_tabs+eax*4], 0
2917
        mov     edx, eax
2918
        shl     edx, 12
2919
        push    eax
2920
        invlpg  [edx]
2921
        pop     eax
2922
        inc     eax
2923
        loop    @b
2924
        pop     eax
2925
        and     dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
2926
        stdcall user_free, ebx
2927
        mov     [esp+32], eax
2928
        and     [bgrlockpid], 0
2929
        mov     [bgrlock], 0
2930
        ret
2515 mario79 2931
;--------------------------------------
2932
align 4
2288 clevermous 2933
.err:
2934
        and     dword [esp+32], 0
2935
        ret
2515 mario79 2936
;------------------------------------------------------------------------------
2937
align 4
2288 clevermous 2938
nosb7:
2515 mario79 2939
        cmp     ebx, 8
2940
        jnz     nosb8
2537 mario79 2941
 
3536 clevermous 2942
        mov     ecx, [current_slot]
2943
        xor     eax, eax
2944
        xchg    eax, [ecx+APPDATA.draw_bgr_x]
2515 mario79 2945
        mov     [esp + 32], eax ; eax = [left]*65536 + [right]
3536 clevermous 2946
        xor     eax, eax
2947
        xchg    eax, [ecx+APPDATA.draw_bgr_y]
2515 mario79 2948
        mov     [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288 clevermous 2949
        ret
2515 mario79 2950
;------------------------------------------------------------------------------
2951
align 4
2952
nosb8:
2547 mario79 2953
        cmp     ebx, 9
2954
        jnz     nosb9
2955
; ecx = [left]*65536 + [right]
2956
; edx = [top]*65536 + [bottom]
5350 serge 2957
        mov     eax, [_display.width]
2958
        mov     ebx, [_display.height]
2959
        dec     eax
2960
        dec     ebx
2547 mario79 2961
; check [right]
2962
        cmp     cx, ax
2963
        ja      .exit
2964
; check [left]
2965
        ror     ecx, 16
2966
        cmp     cx, ax
2967
        ja      .exit
2968
; check [bottom]
2969
        cmp     dx, bx
2970
        ja      .exit
2971
; check [top]
2972
        ror     edx, 16
2973
        cmp     dx, bx
2974
        ja      .exit
2975
 
2976
        movzx   eax, cx  ; [left]
2977
        movzx   ebx, dx  ; [top]
2978
 
2979
        shr     ecx, 16 ; [right]
2980
        shr     edx, 16 ; [bottom]
2981
 
2982
        mov     [background_defined], 1
2983
 
2984
        mov     [draw_data+32 + RECT.left], eax
2985
        mov     [draw_data+32 + RECT.top], ebx
2986
 
2987
        mov     [draw_data+32 + RECT.right], ecx
2988
        mov     [draw_data+32 + RECT.bottom], edx
2989
 
2990
        inc     byte[REDRAW_BACKGROUND]
3534 clevermous 2991
        call    wakeup_osloop
2547 mario79 2992
;--------------------------------------
2993
align 4
2994
.exit:
2515 mario79 2995
        ret
2996
;------------------------------------------------------------------------------
2997
align 4
2547 mario79 2998
nosb9:
2999
        ret
3000
;------------------------------------------------------------------------------
3001
align 4
2537 mario79 3002
uglobal
3003
  BG_Rect_X_left_right  dd   0x0
3004
  BG_Rect_Y_top_bottom  dd   0x0
3005
endg
3006
;------------------------------------------------------------------------------
3007
align 4
2288 clevermous 3008
force_redraw_background:
3009
        and     [draw_data+32 + RECT.left], 0
3010
        and     [draw_data+32 + RECT.top], 0
3011
        push    eax ebx
5350 serge 3012
        mov     eax, [_display.width]
3013
        mov     ebx, [_display.height]
3014
        dec     eax
3015
        dec     ebx
2288 clevermous 3016
        mov     [draw_data+32 + RECT.right], eax
3017
        mov     [draw_data+32 + RECT.bottom], ebx
3018
        pop     ebx eax
3019
        inc     byte[REDRAW_BACKGROUND]
3534 clevermous 3020
        call    wakeup_osloop
2288 clevermous 3021
        ret
2515 mario79 3022
;------------------------------------------------------------------------------
2288 clevermous 3023
align 4
3024
sys_getbackground:
3025
;    cmp   eax,1                                  ; SIZE
3026
        dec     ebx
3027
        jnz     nogb1
3028
        mov     eax, [BgrDataWidth]
3029
        shl     eax, 16
3588 Serge 3030
        mov     ax, word [BgrDataHeight]
2288 clevermous 3031
        mov     [esp+32], eax
3032
        ret
2515 mario79 3033
;------------------------------------------------------------------------------
3034
align 4
2288 clevermous 3035
nogb1:
3036
;    cmp   eax,2                                  ; PIXEL
3037
        dec     ebx
3038
        jnz     nogb2
3039
 
3040
        mov     eax, [img_background]
3041
        test    ecx, ecx
3042
        jz      @f
3043
        cmp     eax, static_background_data
3044
        jz      .ret
2515 mario79 3045
;--------------------------------------
3046
align 4
2288 clevermous 3047
@@:
3048
        mov     ebx, [mem_BACKGROUND]
3049
        add     ebx, 4095
3050
        and     ebx, -4096
3051
        sub     ebx, 4
3052
        cmp     ecx, ebx
3053
        ja      .ret
3054
 
3055
        mov     eax, [ecx+eax]
3056
 
3057
        and     eax, 0xFFFFFF
3058
        mov     [esp+32], eax
2515 mario79 3059
;--------------------------------------
3060
align 4
2288 clevermous 3061
.ret:
3062
        ret
2515 mario79 3063
;------------------------------------------------------------------------------
3064
align 4
3065
nogb2:
2288 clevermous 3066
 
3067
;    cmp   eax,4                                  ; TILED / STRETCHED
3068
        dec     ebx
3069
        dec     ebx
3070
        jnz     nogb4
3071
        mov     eax, [BgrDrawMode]
2515 mario79 3072
;--------------------------------------
3073
align 4
3074
nogb4:
2288 clevermous 3075
        mov     [esp+32], eax
3076
        ret
2515 mario79 3077
;------------------------------------------------------------------------------
2288 clevermous 3078
align 4
3079
sys_getkey:
3080
        mov     [esp + 32], dword 1
3081
        ; test main buffer
3082
        mov     ebx, [CURRENT_TASK]                          ; TOP OF WINDOW STACK
3083
        movzx   ecx, word [WIN_STACK + ebx * 2]
3084
        mov     edx, [TASK_COUNT]
3085
        cmp     ecx, edx
3086
        jne     .finish
3087
        cmp     [KEY_COUNT], byte 0
3088
        je      .finish
4588 mario79 3089
        movzx   ax, byte [KEY_BUFF + 120 + 2]
2288 clevermous 3090
        shl     eax, 8
4588 mario79 3091
        mov     al, byte [KEY_BUFF]
3092
        shl     eax, 8
2288 clevermous 3093
        push    eax
3094
        dec     byte [KEY_COUNT]
3095
        and     byte [KEY_COUNT], 127
3096
        movzx   ecx, byte [KEY_COUNT]
3097
        add     ecx, 2
3098
        mov     eax, KEY_BUFF + 1
3099
        mov     ebx, KEY_BUFF
3100
        call    memmove
4588 mario79 3101
        add     eax, 120 + 2
3102
        add     ebx, 120 + 2
3103
        call    memmove
2288 clevermous 3104
        pop     eax
2515 mario79 3105
;--------------------------------------
3106
align 4
2288 clevermous 3107
.ret_eax:
3108
        mov     [esp + 32], eax
3109
        ret
2515 mario79 3110
;--------------------------------------
3111
align 4
2288 clevermous 3112
.finish:
3113
; test hotkeys buffer
3114
        mov     ecx, hotkey_buffer
2515 mario79 3115
;--------------------------------------
3116
align 4
2288 clevermous 3117
@@:
3118
        cmp     [ecx], ebx
3119
        jz      .found
3120
        add     ecx, 8
3121
        cmp     ecx, hotkey_buffer + 120 * 8
3122
        jb      @b
3123
        ret
2515 mario79 3124
;--------------------------------------
3125
align 4
2288 clevermous 3126
.found:
3127
        mov     ax, [ecx + 6]
3128
        shl     eax, 16
3129
        mov     ah, [ecx + 4]
3130
        mov     al, 2
3131
        and     dword [ecx + 4], 0
3132
        and     dword [ecx], 0
3133
        jmp     .ret_eax
2515 mario79 3134
;------------------------------------------------------------------------------
2288 clevermous 3135
align 4
3136
sys_getbutton:
3137
        mov     ebx, [CURRENT_TASK]                         ; TOP OF WINDOW STACK
3138
        mov     [esp + 32], dword 1
3139
        movzx   ecx, word [WIN_STACK + ebx * 2]
3140
        mov     edx, [TASK_COUNT] ; less than 256 processes
3141
        cmp     ecx, edx
3142
        jne     .exit
3143
        movzx   eax, byte [BTN_COUNT]
3144
        test    eax, eax
3145
        jz      .exit
3146
        mov     eax, [BTN_BUFF]
3147
        and     al, 0xFE                                    ; delete left button bit
3148
        mov     [BTN_COUNT], byte 0
3149
        mov     [esp + 32], eax
2515 mario79 3150
;--------------------------------------
3151
align 4
2288 clevermous 3152
.exit:
3153
        ret
2515 mario79 3154
;------------------------------------------------------------------------------
2288 clevermous 3155
align 4
3156
sys_cpuusage:
3157
 
3158
;  RETURN:
3159
;
3160
;  +00 dword     process cpu usage
3161
;  +04  word     position in windowing stack
3162
;  +06  word     windowing stack value at current position (cpu nro)
3163
;  +10 12 bytes  name
3164
;  +22 dword     start in mem
3165
;  +26 dword     used mem
3166
;  +30 dword     PID , process idenfification number
3167
;
3168
 
3169
        cmp     ecx, -1 ; who am I ?
3170
        jne     .no_who_am_i
3171
        mov     ecx, [CURRENT_TASK]
3172
  .no_who_am_i:
3173
        cmp     ecx, max_processes
3174
        ja      .nofillbuf
3175
 
3176
; +4: word: position of the window of thread in the window stack
3177
        mov     ax, [WIN_STACK + ecx * 2]
3178
        mov     [ebx+4], ax
3179
; +6: word: number of the thread slot, which window has in the window stack
3180
;           position ecx (has no relation to the specific thread)
3181
        mov     ax, [WIN_POS + ecx * 2]
3182
        mov     [ebx+6], ax
3183
 
3184
        shl     ecx, 5
3185
 
3186
; +0: dword: memory usage
3187
        mov     eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
3188
        mov     [ebx], eax
3189
; +10: 11 bytes: name of the process
3190
        push    ecx
3191
        lea     eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
3192
        add     ebx, 10
3193
        mov     ecx, 11
3194
        call    memmove
3195
        pop     ecx
3196
 
3197
; +22: address of the process in memory
3198
; +26: size of used memory - 1
3199
        push    edi
3200
        lea     edi, [ebx+12]
3201
        xor     eax, eax
3202
        mov     edx, 0x100000*16
3203
        cmp     ecx, 1 shl 5
3204
        je      .os_mem
5130 serge 3205
        mov     edx, [SLOT_BASE+ecx*8+APPDATA.process]
3206
        mov     edx, [edx+PROC.mem_used]
2288 clevermous 3207
        mov     eax, std_application_base_address
3208
.os_mem:
3209
        stosd
3210
        lea     eax, [edx-1]
3211
        stosd
3212
 
3213
; +30: PID/TID
3214
        mov     eax, [ecx+CURRENT_TASK+TASKDATA.pid]
3215
        stosd
3216
 
3217
    ; window position and size
3218
        push    esi
3219
        lea     esi, [ecx + window_data + WDATA.box]
3220
        movsd
3221
        movsd
3222
        movsd
3223
        movsd
3224
 
3225
    ; Process state (+50)
3226
        mov     eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
3227
        stosd
3228
 
3229
    ; Window client area box
3230
        lea     esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
3231
        movsd
3232
        movsd
3233
        movsd
3234
        movsd
3235
 
3236
    ; Window state
3237
        mov     al, [ecx+window_data+WDATA.fl_wstate]
3238
        stosb
3239
 
3240
    ; Event mask (+71)
3241
        mov     EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
3242
        stosd
4286 Serge 3243
 
4262 0CodErr 3244
    ; Keyboard mode (+75)
3245
        mov     al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286 Serge 3246
        stosb
2288 clevermous 3247
 
3248
        pop     esi
3249
        pop     edi
3250
 
3251
.nofillbuf:
3252
    ; return number of processes
3253
 
3254
        mov     eax, [TASK_COUNT]
3255
        mov     [esp+32], eax
3256
        ret
3257
 
3258
align 4
3259
sys_clock:
3260
        cli
3261
  ; Mikhail Lisovin  xx Jan 2005
3262
  @@:
3263
        mov     al, 10
3264
        out     0x70, al
3265
        in      al, 0x71
3266
        test    al, al
3267
        jns     @f
3268
        mov     esi, 1
3269
        call    delay_ms
3270
        jmp     @b
3271
  @@:
3272
  ; end Lisovin's fix
3273
 
3274
        xor     al, al        ; seconds
3275
        out     0x70, al
3276
        in      al, 0x71
3277
        movzx   ecx, al
3278
        mov     al, 02        ; minutes
3279
        shl     ecx, 16
3280
        out     0x70, al
3281
        in      al, 0x71
3282
        movzx   edx, al
3283
        mov     al, 04        ; hours
3284
        shl     edx, 8
3285
        out     0x70, al
3286
        in      al, 0x71
3287
        add     ecx, edx
3288
        movzx   edx, al
3289
        add     ecx, edx
3290
        sti
3291
        mov     [esp + 32], ecx
3292
        ret
3293
 
3294
 
3295
align 4
3296
 
3297
sys_date:
3298
 
3299
        cli
3300
  @@:
3301
        mov     al, 10
3302
        out     0x70, al
3303
        in      al, 0x71
3304
        test    al, al
3305
        jns     @f
3306
        mov     esi, 1
3307
        call    delay_ms
3308
        jmp     @b
3309
  @@:
3310
 
3311
        mov     ch, 0
3312
        mov     al, 7           ; date
3313
        out     0x70, al
3314
        in      al, 0x71
3315
        mov     cl, al
3316
        mov     al, 8           ; month
3317
        shl     ecx, 16
3318
        out     0x70, al
3319
        in      al, 0x71
3320
        mov     ch, al
3321
        mov     al, 9           ; year
3322
        out     0x70, al
3323
        in      al, 0x71
3324
        mov     cl, al
3325
        sti
3326
        mov     [esp+32], ecx
3327
        ret
3328
 
3329
 
3330
; redraw status
3331
 
3332
sys_redrawstat:
3333
        cmp     ebx, 1
3334
        jne     no_widgets_away
3335
        ; buttons away
3336
        mov     ecx, [CURRENT_TASK]
3337
  sys_newba2:
3338
        mov     edi, [BTN_ADDR]
3339
        cmp     [edi], dword 0  ; empty button list ?
3340
        je      end_of_buttons_away
3341
        movzx   ebx, word [edi]
3342
        inc     ebx
3343
        mov     eax, edi
3344
  sys_newba:
3345
        dec     ebx
3346
        jz      end_of_buttons_away
3347
 
3348
        add     eax, 0x10
3349
        cmp     cx, [eax]
3350
        jnz     sys_newba
3351
 
3352
        push    eax ebx ecx
3353
        mov     ecx, ebx
3354
        inc     ecx
3355
        shl     ecx, 4
3356
        mov     ebx, eax
3357
        add     eax, 0x10
3358
        call    memmove
3359
        dec     dword [edi]
3360
        pop     ecx ebx eax
3361
 
3362
        jmp     sys_newba2
3363
 
3364
  end_of_buttons_away:
3365
 
3366
        ret
3367
 
3368
  no_widgets_away:
3369
 
3370
        cmp     ebx, 2
3371
        jnz     srl1
3372
 
3373
        mov     edx, [TASK_BASE]      ; return whole screen draw area for this app
3374
        add     edx, draw_data - CURRENT_TASK
3375
        mov     [edx + RECT.left], 0
3376
        mov     [edx + RECT.top], 0
5350 serge 3377
        mov     eax, [_display.width]
3378
        dec     eax
2288 clevermous 3379
        mov     [edx + RECT.right], eax
5350 serge 3380
        mov     eax, [_display.height]
3381
        dec     eax
2288 clevermous 3382
        mov     [edx + RECT.bottom], eax
3383
 
3384
  srl1:
3385
        ret
3386
 
3387
;ok - 100% work
3388
;nt - not tested
3389
;---------------------------------------------------------------------------------------------
3390
;eax
3391
;0 - task switch counter. Ret switch counter in eax. Block. ok.
3392
;1 - change task. Ret nothing. Block. ok.
3393
;2 - performance control
3394
; ebx
3395
; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
3396
; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
3397
; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
3398
; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
3399
; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
3400
;eax
3401
;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
3402
;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
3403
;---------------------------------------------------------------------------------------------
3404
iglobal
3405
align 4
3406
sheduler:
3407
        dd      sys_sheduler.00
3408
        dd      change_task
3409
        dd      sys_sheduler.02
3410
        dd      sys_sheduler.03
3411
        dd      sys_sheduler.04
3412
endg
3413
sys_sheduler:
3414
;rewritten by   29.12.2009
3415
        jmp     dword [sheduler+ebx*4]
3416
;.shed_counter:
3417
.00:
3418
        mov     eax, [context_counter]
3419
        mov     [esp+32], eax
3420
        ret
3421
 
3422
.02:
3423
;.perf_control:
3424
        inc     ebx                     ;before ebx=2, ebx=3
3425
        cmp     ebx, ecx                ;if ecx=3, ebx=3
3426
        jz      cache_disable
3427
 
3428
        dec     ebx                     ;ebx=2
3429
        cmp     ebx, ecx                ;
3430
        jz      cache_enable            ;if ecx=2 and ebx=2
3431
 
3432
        dec     ebx                     ;ebx=1
3433
        cmp     ebx, ecx
3434
        jz      is_cache_enabled        ;if ecx=1 and ebx=1
3435
 
3436
        dec     ebx
3437
        test    ebx, ecx                ;ebx=0 and ecx=0
3438
        jz      modify_pce              ;if ecx=0
3439
 
3440
        ret
3441
 
3442
.03:
3443
;.rdmsr_instr:
3444
;now counter in ecx
3445
;(edx:eax) esi:edi => edx:esi
3446
        mov     eax, esi
3447
        mov     ecx, edx
3448
        rdmsr
3449
        mov     [esp+32], eax
3450
        mov     [esp+20], edx           ;ret in ebx?
3451
        ret
3452
 
3453
.04:
3454
;.wrmsr_instr:
3455
;now counter in ecx
3456
;(edx:eax) esi:edi => edx:esi
3457
        ; Fast Call MSR can't be destroy
3539 clevermous 3458
        ; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
3459
        ; включаются/выключаются расширенные возможности
2288 clevermous 3460
        cmp     edx, MSR_SYSENTER_CS
3461
        je      @f
3462
        cmp     edx, MSR_SYSENTER_ESP
3463
        je      @f
3464
        cmp     edx, MSR_SYSENTER_EIP
3465
        je      @f
3466
        cmp     edx, MSR_AMD_STAR
3467
        je      @f
3468
 
3469
        mov     eax, esi
3470
        mov     ecx, edx
3471
        wrmsr
3472
        ; mov   [esp + 32], eax
3473
        ; mov   [esp + 20], edx ;ret in ebx?
3474
@@:
3475
        ret
3476
 
3477
cache_disable:
3478
        mov     eax, cr0
3479
        or      eax, 01100000000000000000000000000000b
3480
        mov     cr0, eax
3481
        wbinvd  ;set MESI
3482
        ret
3483
 
3484
cache_enable:
3485
        mov     eax, cr0
3486
        and     eax, 10011111111111111111111111111111b
3487
        mov     cr0, eax
3488
        ret
3489
 
3490
is_cache_enabled:
3491
        mov     eax, cr0
3492
        mov     ebx, eax
3493
        and     eax, 01100000000000000000000000000000b
3494
        jz      cache_disabled
3495
        mov     [esp+32], ebx
3496
cache_disabled:
3497
        mov     dword [esp+32], eax;0
3498
        ret
3499
 
3500
modify_pce:
3501
        mov     eax, cr4
3502
;       mov ebx,0
3503
;       or  bx,100000000b ;pce
3504
;       xor eax,ebx ;invert pce
3505
        bts     eax, 8;pce=cr4[8]
3506
        mov     cr4, eax
3507
        mov     [esp+32], eax
3508
        ret
3509
;---------------------------------------------------------------------------------------------
3510
 
3511
 
3512
iglobal
3513
  cpustring db 'CPU',0
3514
endg
3515
 
3516
uglobal
3517
background_defined    db    0    ; diamond, 11.04.2006
3518
endg
2513 mario79 3519
;-----------------------------------------------------------------------------
2288 clevermous 3520
align 4
3521
checkmisc:
3522
        cmp     [ctrl_alt_del], 1
3523
        jne     nocpustart
3524
 
3525
        mov     ebp, cpustring
3526
        call    fs_execute_from_sysdir
3527
 
3528
        mov     [ctrl_alt_del], 0
2513 mario79 3529
;--------------------------------------
3530
align 4
2288 clevermous 3531
nocpustart:
3532
        cmp     [mouse_active], 1
3533
        jne     mouse_not_active
3534
        mov     [mouse_active], 0
2411 Serge 3535
 
2288 clevermous 3536
        xor     edi, edi
2411 Serge 3537
        mov     ebx, CURRENT_TASK
3538
 
2288 clevermous 3539
        mov     ecx, [TASK_COUNT]
2408 Serge 3540
        movzx   eax, word [WIN_POS + ecx*2]     ; active window
3541
        shl     eax, 8
2414 Serge 3542
        push    eax
2408 Serge 3543
 
2414 Serge 3544
        movzx   eax, word [MOUSE_X]
3545
        movzx   edx, word [MOUSE_Y]
2513 mario79 3546
;--------------------------------------
2408 Serge 3547
align 4
3548
.set_mouse_event:
2288 clevermous 3549
        add     edi, 256
2411 Serge 3550
        add     ebx, 32
3551
        test    [ebx+TASKDATA.event_mask], 0x80000000
2414 Serge 3552
        jz      .pos_filter
3553
 
3554
        cmp     edi, [esp]                      ; skip if filtration active
3555
        jne     .skip
2513 mario79 3556
;--------------------------------------
3557
align 4
2414 Serge 3558
.pos_filter:
3559
        test    [ebx+TASKDATA.event_mask], 0x40000000
2411 Serge 3560
        jz      .set
2288 clevermous 3561
 
2414 Serge 3562
        mov     esi, [ebx-twdw+WDATA.box.left]
3563
        cmp     eax, esi
3564
        jb      .skip
3565
        add     esi, [ebx-twdw+WDATA.box.width]
3566
        cmp     eax, esi
3567
        ja      .skip
3568
 
3569
        mov     esi, [ebx-twdw+WDATA.box.top]
3570
        cmp     edx, esi
3571
        jb      .skip
3572
        add     esi, [ebx-twdw+WDATA.box.height]
3573
        cmp     edx, esi
3574
        ja      .skip
2513 mario79 3575
;--------------------------------------
3576
align 4
2411 Serge 3577
.set:
2513 mario79 3578
        or      [edi+SLOT_BASE+APPDATA.event_mask], 100000b  ; set event 6
3579
;--------------------------------------
3580
align 4
2411 Serge 3581
.skip:
2408 Serge 3582
        loop    .set_mouse_event
3583
 
2414 Serge 3584
        pop     eax
2513 mario79 3585
;--------------------------------------
3586
align 4
2288 clevermous 3587
mouse_not_active:
2580 mario79 3588
        cmp     byte[REDRAW_BACKGROUND], 0         ; background update ?
2288 clevermous 3589
        jz      nobackgr
2524 mario79 3590
 
2288 clevermous 3591
        cmp     [background_defined], 0
3592
        jz      nobackgr
2513 mario79 3593
;--------------------------------------
3594
align 4
3536 clevermous 3595
backgr:
2537 mario79 3596
        mov     eax, [draw_data+32 + RECT.left]
3597
        shl     eax, 16
3598
        add     eax, [draw_data+32 + RECT.right]
3599
        mov     [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
3600
 
3601
        mov     eax, [draw_data+32 + RECT.top]
3602
        shl     eax, 16
3603
        add     eax, [draw_data+32 + RECT.bottom]
3604
        mov     [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
3605
 
2288 clevermous 3606
        call    drawbackground
2580 mario79 3607
;        DEBUGF  1, "K : drawbackground\n"
2620 mario79 3608
;        DEBUGF  1, "K : backg x %x\n",[BG_Rect_X_left_right]
3609
;        DEBUGF  1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513 mario79 3610
;--------- set event 5 start ----------
3611
        push    ecx edi
3612
        xor     edi, edi
3613
        mov     ecx, [TASK_COUNT]
3614
;--------------------------------------
3615
align 4
3616
set_bgr_event:
3617
        add     edi, 256
3536 clevermous 3618
        mov     eax, [BG_Rect_X_left_right]
3619
        mov     edx, [BG_Rect_Y_top_bottom]
3620
        cmp     [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
3621
        jz      .set
3622
.join:
3611 clevermous 3623
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
3624
        jae     @f
3625
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
3626
@@:
3627
        shr     eax, 16
3536 clevermous 3628
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
3629
        jbe     @f
3630
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
3631
@@:
3611 clevermous 3632
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536 clevermous 3633
        jae     @f
3611 clevermous 3634
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536 clevermous 3635
@@:
3611 clevermous 3636
        shr     edx, 16
3536 clevermous 3637
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
3638
        jbe     @f
3639
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
3640
@@:
3641
        jmp     .common
3642
.set:
3643
        mov     [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
3644
        mov     [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
3645
.common:
2513 mario79 3646
        or      [edi+SLOT_BASE+APPDATA.event_mask], 10000b  ; set event 5
3647
        loop    set_bgr_event
3648
        pop     edi ecx
3649
;--------- set event 5 stop -----------
2580 mario79 3650
        dec     byte[REDRAW_BACKGROUND]    ; got new update request?
3536 clevermous 3651
        jnz     backgr
2513 mario79 3652
 
3536 clevermous 3653
        xor     eax, eax
2288 clevermous 3654
        mov     [draw_data+32 + RECT.left], eax
3655
        mov     [draw_data+32 + RECT.top], eax
3656
        mov     [draw_data+32 + RECT.right], eax
3657
        mov     [draw_data+32 + RECT.bottom], eax
2513 mario79 3658
;--------------------------------------
3659
align 4
2288 clevermous 3660
nobackgr:
2513 mario79 3661
; system shutdown request
2288 clevermous 3662
        cmp     [SYS_SHUTDOWN], byte 0
3663
        je      noshutdown
3664
 
3665
        mov     edx, [shutdown_processes]
3666
 
3667
        cmp     [SYS_SHUTDOWN], dl
3325 clevermous 3668
        jne     noshutdown
2288 clevermous 3669
 
3670
        lea     ecx, [edx-1]
3671
        mov     edx, OS_BASE+0x3040
3325 clevermous 3672
        jecxz   no_mark_system_shutdown
2513 mario79 3673
;--------------------------------------
3674
align 4
2288 clevermous 3675
markz:
3296 clevermous 3676
        push    ecx edx
3325 clevermous 3677
        cmp     [edx+TASKDATA.state], 9
3678
        jz      .nokill
3679
        lea     edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
5130 serge 3680
        cmp     [edx+APPDATA.process], sys_proc
3325 clevermous 3681
        jz      .nokill
3296 clevermous 3682
        call    request_terminate
3325 clevermous 3683
        jmp     .common
3684
.nokill:
3685
        dec     byte [SYS_SHUTDOWN]
3686
        xor     eax, eax
3687
.common:
3296 clevermous 3688
        pop     edx ecx
3689
        test    eax, eax
3690
        jz      @f
2288 clevermous 3691
        mov     [edx+TASKDATA.state], byte 3
3296 clevermous 3692
@@:
2288 clevermous 3693
        add     edx, 0x20
3694
        loop    markz
3534 clevermous 3695
        call    wakeup_osloop
2513 mario79 3696
;--------------------------------------
3697
align 4
2288 clevermous 3698
@@:
2513 mario79 3699
no_mark_system_shutdown:
2288 clevermous 3700
        dec     byte [SYS_SHUTDOWN]
3701
        je      system_shutdown
2513 mario79 3702
;--------------------------------------
3703
align 4
2288 clevermous 3704
noshutdown:
3705
        mov     eax, [TASK_COUNT]           ; termination
3706
        mov     ebx, TASK_DATA+TASKDATA.state
3707
        mov     esi, 1
2513 mario79 3708
;--------------------------------------
3709
align 4
2288 clevermous 3710
newct:
3711
        mov     cl, [ebx]
3712
        cmp     cl, byte 3
3325 clevermous 3713
        jz      .terminate
2513 mario79 3714
 
2288 clevermous 3715
        cmp     cl, byte 4
3325 clevermous 3716
        jnz     .noterminate
3717
.terminate:
3718
        pushad
3493 mario79 3719
        mov     ecx, eax
3720
        shl     ecx, 8
3721
        add     ecx, SLOT_BASE
3722
        call    restore_default_cursor_before_killing
3723
        popad
3724
 
3725
        pushad
3325 clevermous 3726
        call    terminate
3727
        popad
3728
        cmp     byte [SYS_SHUTDOWN], 0
3729
        jz      .noterminate
3730
        dec     byte [SYS_SHUTDOWN]
3731
        je      system_shutdown
2288 clevermous 3732
 
3325 clevermous 3733
.noterminate:
2288 clevermous 3734
        add     ebx, 0x20
3735
        inc     esi
3736
        dec     eax
3737
        jnz     newct
3738
        ret
2513 mario79 3739
;-----------------------------------------------------------------------------
3740
align 4
2288 clevermous 3741
redrawscreen:
3742
; eax , if process window_data base is eax, do not set flag/limits
3743
 
3744
        pushad
3745
        push    eax
3746
 
3747
;;;         mov   ebx,2
3748
;;;         call  delay_hs
3749
 
3750
         ;mov   ecx,0               ; redraw flags for apps
3751
        xor     ecx, ecx
2513 mario79 3752
;--------------------------------------
3753
align 4
3754
newdw2:
2288 clevermous 3755
        inc     ecx
3756
        push    ecx
3757
 
3758
        mov     eax, ecx
3759
        shl     eax, 5
3760
        add     eax, window_data
3761
 
3762
        cmp     eax, [esp+4]
3763
        je      not_this_task
3764
                                   ; check if window in redraw area
3765
        mov     edi, eax
3766
 
3767
        cmp     ecx, 1             ; limit for background
3768
        jz      bgli
3769
 
3770
        mov     eax, [edi + WDATA.box.left]
3771
        mov     ebx, [edi + WDATA.box.top]
3772
 
3773
        mov     ecx, [draw_limits.bottom] ; ecx = area y end     ebx = window y start
3774
        cmp     ecx, ebx
3775
        jb      ricino
3776
 
3777
        mov     ecx, [draw_limits.right] ; ecx = area x end     eax = window x start
3778
        cmp     ecx, eax
3779
        jb      ricino
3780
 
3781
        mov     eax, [edi + WDATA.box.left]
3782
        mov     ebx, [edi + WDATA.box.top]
3783
        mov     ecx, [edi + WDATA.box.width]
3784
        mov     edx, [edi + WDATA.box.height]
3785
        add     ecx, eax
3786
        add     edx, ebx
3787
 
3788
        mov     eax, [draw_limits.top]  ; eax = area y start     edx = window y end
3789
        cmp     edx, eax
3790
        jb      ricino
3791
 
3792
        mov     eax, [draw_limits.left]  ; eax = area x start     ecx = window x end
3793
        cmp     ecx, eax
3794
        jb      ricino
2513 mario79 3795
;--------------------------------------
3796
align 4
3797
bgli:
2288 clevermous 3798
        cmp     dword[esp], 1
3799
        jnz     .az
2513 mario79 3800
 
2288 clevermous 3801
        cmp     byte[REDRAW_BACKGROUND], 0
3802
        jz      .az
2513 mario79 3803
 
2288 clevermous 3804
        mov     dl, 0
3805
        lea     eax, [edi+draw_data-window_data]
3806
        mov     ebx, [draw_limits.left]
3807
        cmp     ebx, [eax+RECT.left]
3808
        jae     @f
2513 mario79 3809
 
2288 clevermous 3810
        mov     [eax+RECT.left], ebx
3811
        mov     dl, 1
2513 mario79 3812
;--------------------------------------
3813
align 4
3814
@@:
2288 clevermous 3815
        mov     ebx, [draw_limits.top]
3816
        cmp     ebx, [eax+RECT.top]
3817
        jae     @f
2513 mario79 3818
 
2288 clevermous 3819
        mov     [eax+RECT.top], ebx
3820
        mov     dl, 1
2513 mario79 3821
;--------------------------------------
3822
align 4
3823
@@:
2288 clevermous 3824
        mov     ebx, [draw_limits.right]
3825
        cmp     ebx, [eax+RECT.right]
3826
        jbe     @f
2513 mario79 3827
 
2288 clevermous 3828
        mov     [eax+RECT.right], ebx
3829
        mov     dl, 1
2513 mario79 3830
;--------------------------------------
3831
align 4
3832
@@:
2288 clevermous 3833
        mov     ebx, [draw_limits.bottom]
3834
        cmp     ebx, [eax+RECT.bottom]
3835
        jbe     @f
2513 mario79 3836
 
2288 clevermous 3837
        mov     [eax+RECT.bottom], ebx
3838
        mov     dl, 1
2513 mario79 3839
;--------------------------------------
3840
align 4
3841
@@:
2288 clevermous 3842
        add     byte[REDRAW_BACKGROUND], dl
3534 clevermous 3843
        call    wakeup_osloop
2288 clevermous 3844
        jmp     newdw8
2513 mario79 3845
;--------------------------------------
3846
align 4
3847
.az:
2288 clevermous 3848
        mov     eax, edi
3849
        add     eax, draw_data-window_data
3850
 
3851
        mov     ebx, [draw_limits.left]        ; set limits
3852
        mov     [eax + RECT.left], ebx
3853
        mov     ebx, [draw_limits.top]
3854
        mov     [eax + RECT.top], ebx
3855
        mov     ebx, [draw_limits.right]
3856
        mov     [eax + RECT.right], ebx
3857
        mov     ebx, [draw_limits.bottom]
3858
        mov     [eax + RECT.bottom], ebx
3859
 
3860
        sub     eax, draw_data-window_data
3861
 
3862
        cmp     dword [esp], 1
3863
        jne     nobgrd
3864
        inc     byte[REDRAW_BACKGROUND]
3534 clevermous 3865
        call    wakeup_osloop
2513 mario79 3866
;--------------------------------------
3867
align 4
3868
newdw8:
3869
nobgrd:
3936 mario79 3870
;--------------------------------------
3871
        push    eax  edi ebp
3872
        mov     edi, [esp+12]
3873
        cmp     edi, 1
3874
        je      .found
2288 clevermous 3875
 
3936 mario79 3876
        mov     eax, [draw_limits.left]
3877
        mov     ebx, [draw_limits.top]
3878
        mov     ecx, [draw_limits.right]
3879
        sub     ecx, eax
3880
        test    ecx, ecx
3881
        jz      .not_found
3882
 
3883
        mov     edx, [draw_limits.bottom]
3884
        sub     edx, ebx
3885
        test    edx, edx
3886
        jz      .not_found
3887
 
3888
; eax - x, ebx - y
3889
; ecx - size x, edx - size y
3890
        add     ebx, edx
3891
;--------------------------------------
3892
align 4
3893
.start_y:
3894
        push    ecx
3895
;--------------------------------------
3896
align 4
3897
.start_x:
3898
        add     eax, ecx
3899
        mov     ebp, [d_width_calc_area + ebx*4]
5351 serge 3900
        add     ebp, [_display.win_map]
3936 mario79 3901
        movzx   ebp, byte[eax+ebp] ; get value for current point
3902
        cmp     ebp, edi
3903
        jne     @f
3904
 
3905
        pop     ecx
3906
        jmp     .found
3907
;--------------------------------------
3908
align 4
3909
@@:
3910
        sub     eax, ecx
3911
 
3912
        dec     ecx
3913
        jnz     .start_x
3914
 
3915
        pop     ecx
3916
        dec     ebx
3917
        dec     edx
3918
        jnz     .start_y
3919
;--------------------------------------
3920
align 4
3921
.not_found:
3922
        pop     ebp edi eax
3923
        jmp     ricino
3924
;--------------------------------------
3925
align 4
3926
.found:
3927
        pop     ebp edi eax
3928
 
2288 clevermous 3929
        mov     [eax + WDATA.fl_redraw], byte 1  ; mark as redraw
2513 mario79 3930
;--------------------------------------
3931
align 4
3932
ricino:
3933
not_this_task:
2288 clevermous 3934
        pop     ecx
3935
 
3936
        cmp     ecx, [TASK_COUNT]
3937
        jle     newdw2
3938
 
3939
        pop     eax
3940
        popad
3941
        ret
2513 mario79 3942
;-----------------------------------------------------------------------------
3943
align 4
2288 clevermous 3944
calculatebackground:   ; background
5351 serge 3945
        mov     edi, [_display.win_map]              ; set os to use all pixels
2288 clevermous 3946
        mov     eax, 0x01010101
5351 serge 3947
        mov     ecx, [_display.win_map_size]
2288 clevermous 3948
        shr     ecx, 2
3949
        rep stosd
3950
 
3951
        mov     byte[REDRAW_BACKGROUND], 0            ; do not draw background!
3952
        ret
2513 mario79 3953
;-----------------------------------------------------------------------------
2288 clevermous 3954
uglobal
3955
  imax    dd 0x0
3956
endg
2513 mario79 3957
;-----------------------------------------------------------------------------
3958
align 4
2288 clevermous 3959
delay_ms:     ; delay in 1/1000 sec
3960
        push    eax
3961
        push    ecx
3962
 
3963
        mov     ecx, esi
3964
        ; 
3965
        imul    ecx, 33941
3966
        shr     ecx, 9
3967
        ; 
3968
 
3969
        in      al, 0x61
3970
        and     al, 0x10
3971
        mov     ah, al
3972
        cld
2513 mario79 3973
;--------------------------------------
3974
align 4
3975
cnt1:
2288 clevermous 3976
        in      al, 0x61
3977
        and     al, 0x10
3978
        cmp     al, ah
3979
        jz      cnt1
3980
 
3981
        mov     ah, al
3982
        loop    cnt1
3983
 
3984
        pop     ecx
3985
        pop     eax
3986
        ret
2513 mario79 3987
;-----------------------------------------------------------------------------
2411 Serge 3988
align 4
2288 clevermous 3989
set_app_param:
3990
        mov     edi, [TASK_BASE]
2408 Serge 3991
        mov     eax, ebx
3992
        btr     eax, 3                           ; move MOUSE_FILTRATION
3993
        mov     ebx, [current_slot]              ; bit into event_filter
3994
        setc    byte [ebx+APPDATA.event_filter]
3995
        xchg    eax, [edi + TASKDATA.event_mask] ; set new event mask
3996
        mov     [esp+32], eax                    ; return old mask value
2288 clevermous 3997
        ret
2513 mario79 3998
;-----------------------------------------------------------------------------
3303 clevermous 3999
 
4000
; this is for syscall
4001
proc delay_hs_unprotected
4002
        call    unprotect_from_terminate
4003
        call    delay_hs
4004
        call    protect_from_terminate
4005
        ret
4006
endp
4007
 
3597 Serge 4008
if 1
2513 mario79 4009
align 4
2288 clevermous 4010
delay_hs:     ; delay in 1/100 secs
4011
; ebx = delay time
4012
 
3595 Serge 4013
        pushad
4014
        push    ebx
4015
        xor     esi, esi
4016
        mov     ecx, MANUAL_DESTROY
4017
        call    create_event
4018
        test    eax, eax
4019
        jz      .done
2288 clevermous 4020
 
3595 Serge 4021
        mov     ebx, edx
4022
        mov     ecx, [esp]
3597 Serge 4023
        push    edx
3595 Serge 4024
        push    eax
4025
        call    wait_event_timeout
4026
        pop     eax
3597 Serge 4027
        pop     ebx
3595 Serge 4028
        call    destroy_event
4029
.done:
4030
        add     esp, 4
4031
        popad
2288 clevermous 4032
        ret
3596 Serge 4033
 
4034
else
4035
 
4036
align 4
4037
delay_hs:     ; delay in 1/100 secs
4038
; ebx = delay time
4039
        push    ecx
4040
        push    edx
4041
 
4042
        mov     edx, [timer_ticks]
4043
;--------------------------------------
4044
align 4
4045
newtic:
4046
        mov     ecx, [timer_ticks]
4047
        sub     ecx, edx
4048
        cmp     ecx, ebx
4049
        jae     zerodelay
4050
 
4051
        call    change_task
4052
 
4053
        jmp     newtic
4054
;--------------------------------------
4055
align 4
4056
zerodelay:
4057
        pop     edx
4058
        pop     ecx
4059
        ret
4060
end if
4061
 
2513 mario79 4062
;-----------------------------------------------------------------------------
2288 clevermous 4063
align 16        ;very often call this subrutine
4064
memmove:       ; memory move in bytes
4065
; eax = from
4066
; ebx = to
4067
; ecx = no of bytes
4068
        test    ecx, ecx
4069
        jle     .ret
4070
 
4071
        push    esi edi ecx
4072
 
4073
        mov     edi, ebx
4074
        mov     esi, eax
4075
 
4076
        test    ecx, not 11b
4077
        jz      @f
4078
 
4079
        push    ecx
4080
        shr     ecx, 2
4081
        rep movsd
4082
        pop     ecx
4083
        and     ecx, 11b
4084
        jz      .finish
2513 mario79 4085
;--------------------------------------
4086
align 4
4087
@@:
2288 clevermous 4088
        rep movsb
2513 mario79 4089
;--------------------------------------
4090
align 4
4091
.finish:
2288 clevermous 4092
        pop     ecx edi esi
2513 mario79 4093
;--------------------------------------
4094
align 4
4095
.ret:
2288 clevermous 4096
        ret
2513 mario79 4097
;-----------------------------------------------------------------------------
2288 clevermous 4098
;  Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
4099
;align 4
4100
;
4101
;read_floppy_file:
4102
;
4103
;; as input
4104
;;
4105
;; eax pointer to file
4106
;; ebx file lenght
4107
;; ecx start 512 byte block number
4108
;; edx number of blocks to read
4109
;; esi pointer to return/work area (atleast 20 000 bytes)
4110
;;
4111
;;
4112
;; on return
4113
;;
4114
;; eax = 0 command succesful
4115
;;       1 no fd base and/or partition defined
4116
;;       2 yet unsupported FS
4117
;;       3 unknown FS
4118
;;       4 partition not defined at hd
4119
;;       5 file not found
4120
;; ebx = size of file
4121
;
4122
;     mov   edi,[TASK_BASE]
4123
;     add   edi,0x10
4124
;     add   esi,[edi]
4125
;     add   eax,[edi]
4126
;
4127
;     pushad
4128
;     mov  edi,esi
4129
;     add  edi,1024
4130
;     mov  esi,0x100000+19*512
4131
;     sub  ecx,1
4132
;     shl  ecx,9
4133
;     add  esi,ecx
4134
;     shl  edx,9
4135
;     mov  ecx,edx
4136
;     cld
4137
;     rep  movsb
4138
;     popad
4139
;
4140
;     mov   [esp+36],eax
4141
;     mov   [esp+24],ebx
4142
;     ret
4143
 
4144
 
4145
 
4146
align 4
4147
set_io_access_rights:
4148
        push    edi eax
4149
        mov     edi, tss._io_map_0
4150
;     mov   ecx,eax
4151
;     and   ecx,7    ; offset in byte
4152
;     shr   eax,3    ; number of byte
4153
;     add   edi,eax
4154
;     mov   ebx,1
4155
;     shl   ebx,cl
4156
        test    ebp, ebp
4157
;     cmp   ebp,0                ; enable access - ebp = 0
4158
        jnz     .siar1
4159
;     not   ebx
4160
;     and   [edi],byte bl
4161
        btr     [edi], eax
4162
        pop     eax edi
4163
        ret
4164
.siar1:
4165
        bts     [edi], eax
4166
  ;  or    [edi],byte bl        ; disable access - ebp = 1
4167
        pop     eax edi
4168
        ret
4169
;reserve/free group of ports
4170
;  * eax = 46 - number function
4171
;  * ebx = 0 - reserve, 1 - free
4172
;  * ecx = number start arrea of ports
4173
;  * edx = number end arrea of ports (include last number of port)
4174
;Return value:
4175
;  * eax = 0 - succesful
4176
;  * eax = 1 - error
4177
;  * The system has reserve this ports:
4178
;    0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
4179
;destroys eax,ebx, ebp
4180
r_f_port_area:
4181
 
4182
        test    ebx, ebx
4183
        jnz     free_port_area
4184
;     je    r_port_area
4185
;     jmp   free_port_area
4186
 
4187
;   r_port_area:
4188
 
4189
;     pushad
4190
 
4191
        cmp     ecx, edx      ; beginning > end ?
4192
        ja      rpal1
4193
        cmp     edx, 65536
4194
        jae     rpal1
4195
        mov     eax, [RESERVED_PORTS]
4196
        test    eax, eax      ; no reserved areas ?
4197
        je      rpal2
4198
        cmp     eax, 255      ; max reserved
4199
        jae     rpal1
4200
 rpal3:
4201
        mov     ebx, eax
4202
        shl     ebx, 4
4203
        add     ebx, RESERVED_PORTS
4204
        cmp     ecx, [ebx+8]
4205
        ja      rpal4
4206
        cmp     edx, [ebx+4]
4207
        jae     rpal1
4208
;     jb    rpal4
4209
;     jmp   rpal1
4210
 rpal4:
4211
        dec     eax
4212
        jnz     rpal3
4213
        jmp     rpal2
4214
   rpal1:
4215
;     popad
4216
;     mov   eax,1
4217
        xor     eax, eax
4218
        inc     eax
4219
        ret
4220
   rpal2:
4221
;     popad
4222
     ; enable port access at port IO map
4223
        cli
4224
        pushad                        ; start enable io map
4225
 
4226
        cmp     edx, 65536;16384
4227
        jae     no_unmask_io; jge
4228
        mov     eax, ecx
4229
;       push    ebp
4230
        xor     ebp, ebp               ; enable - eax = port
4231
new_port_access:
4232
;     pushad
4233
        call    set_io_access_rights
4234
;     popad
4235
        inc     eax
4236
        cmp     eax, edx
4237
        jbe     new_port_access
4238
;       pop     ebp
4239
no_unmask_io:
4240
        popad                         ; end enable io map
4241
        sti
4242
 
4243
        mov     eax, [RESERVED_PORTS]
4244
        add     eax, 1
4245
        mov     [RESERVED_PORTS], eax
4246
        shl     eax, 4
4247
        add     eax, RESERVED_PORTS
4248
        mov     ebx, [TASK_BASE]
4249
        mov     ebx, [ebx+TASKDATA.pid]
4250
        mov     [eax], ebx
4251
        mov     [eax+4], ecx
4252
        mov     [eax+8], edx
4253
 
4254
        xor     eax, eax
4255
        ret
4256
 
4257
free_port_area:
4258
 
4259
;     pushad
4260
        mov     eax, [RESERVED_PORTS]; no reserved areas ?
4261
        test    eax, eax
4262
        jz      frpal2
4263
        mov     ebx, [TASK_BASE]
4264
        mov     ebx, [ebx+TASKDATA.pid]
4265
   frpal3:
4266
        mov     edi, eax
4267
        shl     edi, 4
4268
        add     edi, RESERVED_PORTS
4269
        cmp     ebx, [edi]
4270
        jne     frpal4
4271
        cmp     ecx, [edi+4]
4272
        jne     frpal4
4273
        cmp     edx, [edi+8]
4274
        jne     frpal4
4275
        jmp     frpal1
4276
   frpal4:
4277
        dec     eax
4278
        jnz     frpal3
4279
   frpal2:
4280
;     popad
4281
        inc     eax
4282
        ret
4283
   frpal1:
4284
        push    ecx
4285
        mov     ecx, 256
4286
        sub     ecx, eax
4287
        shl     ecx, 4
4288
        mov     esi, edi
4289
        add     esi, 16
4290
        cld
4291
        rep movsb
4292
 
4293
        dec     dword [RESERVED_PORTS]
4294
;popad
4295
;disable port access at port IO map
4296
 
4297
;     pushad                        ; start disable io map
4298
        pop     eax     ;start port
4299
        cmp     edx, 65536;16384
4300
        jge     no_mask_io
4301
 
4302
;     mov   eax,ecx
4303
        xor     ebp, ebp
4304
        inc     ebp
4305
new_port_access_disable:
4306
;     pushad
4307
;     mov   ebp,1                  ; disable - eax = port
4308
        call    set_io_access_rights
4309
;     popad
4310
        inc     eax
4311
        cmp     eax, edx
4312
        jbe     new_port_access_disable
4313
no_mask_io:
4314
;     popad                         ; end disable io map
4315
        xor     eax, eax
4316
        ret
2430 mario79 4317
;-----------------------------------------------------------------------------
2288 clevermous 4318
align 4
4319
drawbackground:
2430 mario79 4320
dbrv20:
2288 clevermous 4321
        cmp     [BgrDrawMode], dword 1
4322
        jne     bgrstr
4323
        call    vesa20_drawbackground_tiled
2453 mario79 4324
;        call    [draw_pointer]
4325
        call    __sys_draw_pointer
2288 clevermous 4326
        ret
2430 mario79 4327
;--------------------------------------
4328
align 4
4329
bgrstr:
2288 clevermous 4330
        call    vesa20_drawbackground_stretch
2453 mario79 4331
;        call    [draw_pointer]
4332
        call    __sys_draw_pointer
2288 clevermous 4333
        ret
2430 mario79 4334
;-----------------------------------------------------------------------------
2288 clevermous 4335
align 4
4336
syscall_putimage:                       ; PutImage
4337
sys_putimage:
4338
        test    ecx, 0x80008000
4339
        jnz     .exit
4340
        test    ecx, 0x0000FFFF
4341
        jz      .exit
4342
        test    ecx, 0xFFFF0000
4343
        jnz     @f
2430 mario79 4344
;--------------------------------------
4345
align 4
4346
.exit:
2288 clevermous 4347
        ret
2430 mario79 4348
;--------------------------------------
4349
align 4
4350
@@:
2288 clevermous 4351
        mov     edi, [current_slot]
4352
        add     dx, word[edi+APPDATA.wnd_clientbox.top]
4353
        rol     edx, 16
4354
        add     dx, word[edi+APPDATA.wnd_clientbox.left]
4355
        rol     edx, 16
2430 mario79 4356
;--------------------------------------
4357
align 4
4358
.forced:
2288 clevermous 4359
        push    ebp esi 0
4360
        mov     ebp, putimage_get24bpp
4361
        mov     esi, putimage_init24bpp
2430 mario79 4362
;--------------------------------------
4363
align 4
2288 clevermous 4364
sys_putimage_bpp:
2430 mario79 4365
        call    vesa20_putimage
2288 clevermous 4366
        pop     ebp esi ebp
2430 mario79 4367
        ret
4368
;        jmp     [draw_pointer]
4369
;-----------------------------------------------------------------------------
2288 clevermous 4370
align 4
4371
sys_putimage_palette:
4372
; ebx = pointer to image
4373
; ecx = [xsize]*65536 + [ysize]
4374
; edx = [xstart]*65536 + [ystart]
4375
; esi = number of bits per pixel, must be 8, 24 or 32
4376
; edi = pointer to palette
4377
; ebp = row delta
4378
        mov     eax, [CURRENT_TASK]
4379
        shl     eax, 8
4380
        add     dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
4381
        rol     edx, 16
4382
        add     dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
4383
        rol     edx, 16
2430 mario79 4384
;--------------------------------------
4385
align 4
2288 clevermous 4386
.forced:
4387
        cmp     esi, 1
4388
        jnz     @f
4389
        push    edi
4390
        mov     eax, [edi+4]
4391
        sub     eax, [edi]
4392
        push    eax
4393
        push    dword [edi]
4394
        push    0ffffff80h
4395
        mov     edi, esp
4396
        call    put_mono_image
4397
        add     esp, 12
4398
        pop     edi
4399
        ret
2430 mario79 4400
;--------------------------------------
4401
align 4
2288 clevermous 4402
@@:
4403
        cmp     esi, 2
4404
        jnz     @f
4405
        push    edi
4406
        push    0ffffff80h
4407
        mov     edi, esp
4408
        call    put_2bit_image
4409
        pop     eax
4410
        pop     edi
4411
        ret
2430 mario79 4412
;--------------------------------------
4413
align 4
2288 clevermous 4414
@@:
4415
        cmp     esi, 4
4416
        jnz     @f
4417
        push    edi
4418
        push    0ffffff80h
4419
        mov     edi, esp
4420
        call    put_4bit_image
4421
        pop     eax
4422
        pop     edi
4423
        ret
2430 mario79 4424
;--------------------------------------
4425
align 4
2288 clevermous 4426
@@:
4427
        push    ebp esi ebp
4428
        cmp     esi, 8
4429
        jnz     @f
4430
        mov     ebp, putimage_get8bpp
4431
        mov     esi, putimage_init8bpp
4432
        jmp     sys_putimage_bpp
2430 mario79 4433
;--------------------------------------
4434
align 4
2288 clevermous 4435
@@:
2727 dunkaist 4436
        cmp     esi, 9
4437
        jnz     @f
4438
        mov     ebp, putimage_get9bpp
4439
        mov     esi, putimage_init9bpp
4440
        jmp     sys_putimage_bpp
4441
;--------------------------------------
4442
align 4
4443
@@:
2288 clevermous 4444
        cmp     esi, 15
4445
        jnz     @f
4446
        mov     ebp, putimage_get15bpp
4447
        mov     esi, putimage_init15bpp
4448
        jmp     sys_putimage_bpp
2430 mario79 4449
;--------------------------------------
4450
align 4
2288 clevermous 4451
@@:
4452
        cmp     esi, 16
4453
        jnz     @f
4454
        mov     ebp, putimage_get16bpp
4455
        mov     esi, putimage_init16bpp
4456
        jmp     sys_putimage_bpp
2430 mario79 4457
;--------------------------------------
4458
align 4
2288 clevermous 4459
@@:
4460
        cmp     esi, 24
4461
        jnz     @f
4462
        mov     ebp, putimage_get24bpp
4463
        mov     esi, putimage_init24bpp
4464
        jmp     sys_putimage_bpp
2430 mario79 4465
;--------------------------------------
4466
align 4
2288 clevermous 4467
@@:
4468
        cmp     esi, 32
4469
        jnz     @f
4470
        mov     ebp, putimage_get32bpp
4471
        mov     esi, putimage_init32bpp
4472
        jmp     sys_putimage_bpp
2430 mario79 4473
;--------------------------------------
4474
align 4
2288 clevermous 4475
@@:
4476
        pop     ebp esi ebp
4477
        ret
2430 mario79 4478
;-----------------------------------------------------------------------------
4479
align 4
2288 clevermous 4480
put_mono_image:
4481
        push    ebp esi ebp
4482
        mov     ebp, putimage_get1bpp
4483
        mov     esi, putimage_init1bpp
4484
        jmp     sys_putimage_bpp
2430 mario79 4485
;-----------------------------------------------------------------------------
4486
align 4
2288 clevermous 4487
put_2bit_image:
4488
        push    ebp esi ebp
4489
        mov     ebp, putimage_get2bpp
4490
        mov     esi, putimage_init2bpp
4491
        jmp     sys_putimage_bpp
2430 mario79 4492
;-----------------------------------------------------------------------------
4493
align 4
2288 clevermous 4494
put_4bit_image:
4495
        push    ebp esi ebp
4496
        mov     ebp, putimage_get4bpp
4497
        mov     esi, putimage_init4bpp
4498
        jmp     sys_putimage_bpp
2430 mario79 4499
;-----------------------------------------------------------------------------
4500
align 4
2288 clevermous 4501
putimage_init24bpp:
4502
        lea     eax, [eax*3]
4503
putimage_init8bpp:
2727 dunkaist 4504
putimage_init9bpp:
2288 clevermous 4505
        ret
2430 mario79 4506
;-----------------------------------------------------------------------------
2288 clevermous 4507
align 16
4508
putimage_get24bpp:
4509
        movzx   eax, byte [esi+2]
4510
        shl     eax, 16
4511
        mov     ax, [esi]
4512
        add     esi, 3
4513
        ret     4
2430 mario79 4514
;-----------------------------------------------------------------------------
2288 clevermous 4515
align 16
4516
putimage_get8bpp:
4517
        movzx   eax, byte [esi]
4518
        push    edx
4519
        mov     edx, [esp+8]
4520
        mov     eax, [edx+eax*4]
4521
        pop     edx
4522
        inc     esi
4523
        ret     4
2430 mario79 4524
;-----------------------------------------------------------------------------
2727 dunkaist 4525
align 16
4526
putimage_get9bpp:
4527
        lodsb
4528
        mov     ah, al
4529
        shl     eax, 8
4530
        mov     al, ah
4531
        ret     4
4532
;-----------------------------------------------------------------------------
2430 mario79 4533
align 4
2288 clevermous 4534
putimage_init1bpp:
4535
        add     eax, ecx
4536
        push    ecx
4537
        add     eax, 7
4538
        add     ecx, 7
4539
        shr     eax, 3
4540
        shr     ecx, 3
4541
        sub     eax, ecx
4542
        pop     ecx
4543
        ret
2430 mario79 4544
;-----------------------------------------------------------------------------
2288 clevermous 4545
align 16
4546
putimage_get1bpp:
4547
        push    edx
4548
        mov     edx, [esp+8]
4549
        mov     al, [edx]
4550
        add     al, al
4551
        jnz     @f
4552
        lodsb
4553
        adc     al, al
4554
@@:
4555
        mov     [edx], al
4556
        sbb     eax, eax
4557
        and     eax, [edx+8]
4558
        add     eax, [edx+4]
4559
        pop     edx
4560
        ret     4
2430 mario79 4561
;-----------------------------------------------------------------------------
4562
align 4
2288 clevermous 4563
putimage_init2bpp:
4564
        add     eax, ecx
4565
        push    ecx
4566
        add     ecx, 3
4567
        add     eax, 3
4568
        shr     ecx, 2
4569
        shr     eax, 2
4570
        sub     eax, ecx
4571
        pop     ecx
4572
        ret
2430 mario79 4573
;-----------------------------------------------------------------------------
2288 clevermous 4574
align 16
4575
putimage_get2bpp:
4576
        push    edx
4577
        mov     edx, [esp+8]
4578
        mov     al, [edx]
4579
        mov     ah, al
4580
        shr     al, 6
4581
        shl     ah, 2
4582
        jnz     .nonewbyte
4583
        lodsb
4584
        mov     ah, al
4585
        shr     al, 6
4586
        shl     ah, 2
4587
        add     ah, 1
4588
.nonewbyte:
4589
        mov     [edx], ah
4590
        mov     edx, [edx+4]
4591
        movzx   eax, al
4592
        mov     eax, [edx+eax*4]
4593
        pop     edx
4594
        ret     4
2430 mario79 4595
;-----------------------------------------------------------------------------
4596
align 4
2288 clevermous 4597
putimage_init4bpp:
4598
        add     eax, ecx
4599
        push    ecx
4600
        add     ecx, 1
4601
        add     eax, 1
4602
        shr     ecx, 1
4603
        shr     eax, 1
4604
        sub     eax, ecx
4605
        pop     ecx
4606
        ret
2430 mario79 4607
;-----------------------------------------------------------------------------
2288 clevermous 4608
align 16
4609
putimage_get4bpp:
4610
        push    edx
4611
        mov     edx, [esp+8]
4612
        add     byte [edx], 80h
4613
        jc      @f
4614
        movzx   eax, byte [edx+1]
4615
        mov     edx, [edx+4]
4616
        and     eax, 0x0F
4617
        mov     eax, [edx+eax*4]
4618
        pop     edx
4619
        ret     4
4620
@@:
4621
        movzx   eax, byte [esi]
4622
        add     esi, 1
4623
        mov     [edx+1], al
4624
        shr     eax, 4
4625
        mov     edx, [edx+4]
4626
        mov     eax, [edx+eax*4]
4627
        pop     edx
4628
        ret     4
2430 mario79 4629
;-----------------------------------------------------------------------------
4630
align 4
2288 clevermous 4631
putimage_init32bpp:
4632
        shl     eax, 2
4633
        ret
2430 mario79 4634
;-----------------------------------------------------------------------------
2288 clevermous 4635
align 16
4636
putimage_get32bpp:
4637
        lodsd
4638
        ret     4
2430 mario79 4639
;-----------------------------------------------------------------------------
4640
align 4
2288 clevermous 4641
putimage_init15bpp:
4642
putimage_init16bpp:
4643
        add     eax, eax
4644
        ret
2430 mario79 4645
;-----------------------------------------------------------------------------
2288 clevermous 4646
align 16
4647
putimage_get15bpp:
4648
; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
4649
        push    ecx edx
4650
        movzx   eax, word [esi]
4651
        add     esi, 2
4652
        mov     ecx, eax
4653
        mov     edx, eax
4654
        and     eax, 0x1F
4655
        and     ecx, 0x1F shl 5
4656
        and     edx, 0x1F shl 10
4657
        shl     eax, 3
4658
        shl     ecx, 6
4659
        shl     edx, 9
4660
        or      eax, ecx
4661
        or      eax, edx
4662
        pop     edx ecx
4663
        ret     4
2430 mario79 4664
;-----------------------------------------------------------------------------
2288 clevermous 4665
align 16
4666
putimage_get16bpp:
4667
; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
4668
        push    ecx edx
4669
        movzx   eax, word [esi]
4670
        add     esi, 2
4671
        mov     ecx, eax
4672
        mov     edx, eax
4673
        and     eax, 0x1F
4674
        and     ecx, 0x3F shl 5
4675
        and     edx, 0x1F shl 11
4676
        shl     eax, 3
4677
        shl     ecx, 5
4678
        shl     edx, 8
4679
        or      eax, ecx
4680
        or      eax, edx
4681
        pop     edx ecx
4682
        ret     4
2430 mario79 4683
;-----------------------------------------------------------------------------
4684
;align 4
2288 clevermous 4685
; eax x beginning
4686
; ebx y beginning
4687
; ecx x end
4688
        ; edx y end
4689
; edi color
2430 mario79 4690
;__sys_drawbar:
4691
;        mov     esi, [current_slot]
4692
;        add     eax, [esi+APPDATA.wnd_clientbox.left]
4693
;        add     ecx, [esi+APPDATA.wnd_clientbox.left]
4694
;        add     ebx, [esi+APPDATA.wnd_clientbox.top]
4695
;        add     edx, [esi+APPDATA.wnd_clientbox.top]
4696
;--------------------------------------
4697
;align 4
4698
;.forced:
4699
;        call    vesa20_drawbar
2407 mario79 4700
;        call    [draw_pointer]
4701
;        ret
2430 mario79 4702
;-----------------------------------------------------------------------------
4703
align 4
5012 clevermous 4704
kb_write_wait_ack:
2288 clevermous 4705
 
4706
        push    ecx edx
4707
 
4708
        mov     dl, al
4709
        mov     ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
5012 clevermous 4710
.wait_output_ready:
2288 clevermous 4711
        in      al, 0x64
4712
        test    al, 2
5012 clevermous 4713
        jz      @f
4714
        loop    .wait_output_ready
2288 clevermous 4715
        mov     ah, 1
5012 clevermous 4716
        jmp     .nothing
4717
@@:
2288 clevermous 4718
        mov     al, dl
4719
        out     0x60, al
5012 clevermous 4720
        mov     ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
4721
.wait_ack:
2288 clevermous 4722
        in      al, 0x64
5012 clevermous 4723
        test    al, 1
4724
        jnz     @f
4725
        loop    .wait_ack
2288 clevermous 4726
        mov     ah, 1
5012 clevermous 4727
        jmp     .nothing
4728
@@:
4729
        in      al, 0x60
2288 clevermous 4730
        xor     ah, ah
4731
 
5012 clevermous 4732
.nothing:
2288 clevermous 4733
        pop     edx ecx
4734
 
4735
        ret
2430 mario79 4736
;-----------------------------------------------------------------------------
2288 clevermous 4737
 
4738
setmouse:  ; set mousepicture -pointer
4739
           ; ps2 mouse enable
4740
 
2430 mario79 4741
;        mov     [MOUSE_PICTURE], dword mousepointer
2288 clevermous 4742
 
4743
        cli
4744
 
4745
        ret
4746
 
4747
if used _rdtsc
4748
_rdtsc:
4749
        bt      [cpu_caps], CAPS_TSC
4750
        jnc     ret_rdtsc
4751
        rdtsc
4752
        ret
4753
   ret_rdtsc:
4754
        mov     edx, 0xffffffff
4755
        mov     eax, 0xffffffff
4756
        ret
4757
end if
4758
 
4759
sys_msg_board_str:
4760
 
4761
        pushad
4762
   @@:
4763
        cmp     [esi], byte 0
4764
        je      @f
3614 shikhin 4765
        mov     ebx, 1
4766
        movzx   ecx, byte [esi]
2288 clevermous 4767
        call    sys_msg_board
4768
        inc     esi
4769
        jmp     @b
4770
   @@:
4771
        popad
4772
        ret
4773
 
4774
sys_msg_board_byte:
4775
; in: al = byte to display
4776
; out: nothing
4777
; destroys: nothing
4778
        pushad
4779
        mov     ecx, 2
4780
        shl     eax, 24
4781
        jmp     @f
4782
 
4783
sys_msg_board_word:
4784
; in: ax = word to display
4785
; out: nothing
4786
; destroys: nothing
4787
        pushad
4788
        mov     ecx, 4
4789
        shl     eax, 16
4790
        jmp     @f
4791
 
4792
sys_msg_board_dword:
4793
; in: eax = dword to display
4794
; out: nothing
4795
; destroys: nothing
4796
        pushad
4797
        mov     ecx, 8
4798
@@:
4799
        push    ecx
4800
        rol     eax, 4
4801
        push    eax
4802
        and     al, 0xF
4803
        cmp     al, 10
4804
        sbb     al, 69h
4805
        das
3614 shikhin 4806
        mov     cl, al
4807
        xor     ebx, ebx
4808
        inc     ebx
2288 clevermous 4809
        call    sys_msg_board
4810
        pop     eax
4811
        pop     ecx
4812
        loop    @b
4813
        popad
4814
        ret
4815
 
3392 clevermous 4816
msg_board_data_size = 65536 ; Must be power of two
4817
 
2288 clevermous 4818
uglobal
3392 clevermous 4819
  msg_board_data  rb msg_board_data_size
2288 clevermous 4820
  msg_board_count dd 0x0
4821
endg
4822
 
4823
sys_msg_board:
4824
 
3614 shikhin 4825
; ebx=1 : write :  bl byte to write
4826
; ebx=2 :  read :  ebx=0 -> no data, ebx=1 -> data in al
2288 clevermous 4827
 
3614 shikhin 4828
        push    eax ebx                 ; Save eax and ebx, since we're restoring their order required.
4829
        mov     eax, ebx
4830
        mov     ebx, ecx
4831
 
2288 clevermous 4832
        mov     ecx, [msg_board_count]
4833
        cmp     eax, 1
4834
        jne     .smbl1
4835
 
4836
if defined debug_com_base
4837
 
4838
        push    dx ax
4839
 
4840
       @@:                              ; Wait for empty transmit register  (yes, this slows down system..)
4841
        mov     dx, debug_com_base+5
4842
        in      al, dx
4843
        test    al, 1 shl 5
4844
        jz      @r
4845
 
4846
        mov     dx, debug_com_base      ; Output the byte
4847
        mov     al, bl
4848
        out     dx, al
4849
 
4850
        pop     ax dx
4851
 
4852
end if
4853
 
4854
        mov     [msg_board_data+ecx], bl
3777 yogev_ezra 4855
; // if debug_direct_print == 1
4856
        cmp     byte [debug_direct_print], 1
4857
        jnz     @f
3507 clevermous 4858
        pusha
4859
iglobal
3778 mario79 4860
msg_board_pos   dd      (42*6)*65536+10 ; for printing debug output on the screen
3507 clevermous 4861
endg
4862
        lea     edx, [msg_board_data+ecx]
4863
        mov     ecx, 0x40FFFFFF
4864
        mov     ebx, [msg_board_pos]
4865
        mov     edi, 1
4866
        mov     esi, 1
4867
        call    dtext
4868
        popa
4869
        add     word [msg_board_pos+2], 6
4870
        cmp     bl, 10
4871
        jnz     @f
3778 mario79 4872
        mov     word [msg_board_pos+2], (42*6)
3507 clevermous 4873
        add     word [msg_board_pos], 10
5350 serge 4874
        mov     ax, word [_display.width]
3507 clevermous 4875
        cmp     word [msg_board_pos], ax
5350 serge 4876
        jb      @f
3507 clevermous 4877
        mov     word [msg_board_pos], 10
4878
@@:
3777 yogev_ezra 4879
; // end if
4880
 
3534 clevermous 4881
if 0
4882
        pusha
4883
        mov     al, bl
4884
        mov     edx, 402h
4885
        out     dx, al
4886
        popa
4887
end if
2288 clevermous 4888
        inc     ecx
3392 clevermous 4889
        and     ecx, msg_board_data_size - 1
2288 clevermous 4890
        mov     [msg_board_count], ecx
3614 shikhin 4891
 
4892
        pop     ebx eax
2288 clevermous 4893
        ret
4894
.smbl1:
4895
        cmp     eax, 2
4896
        jne     .smbl2
4897
        test    ecx, ecx
4898
        jz      .smbl21
3614 shikhin 4899
 
4900
        add     esp, 8                  ; Returning data in ebx and eax, so no need to restore them.
2288 clevermous 4901
        mov     eax, msg_board_data+1
4902
        mov     ebx, msg_board_data
4903
        movzx   edx, byte [ebx]
4904
        call    memmove
4905
        dec     [msg_board_count]
3614 shikhin 4906
        mov     [esp + 32], edx ;eax
4907
        mov     [esp + 20], dword 1
2288 clevermous 4908
        ret
4909
.smbl21:
3614 shikhin 4910
        mov     [esp+32], ecx
4911
        mov     [esp+20], ecx
2288 clevermous 4912
.smbl2:
3614 shikhin 4913
        pop     ebx eax
2288 clevermous 4914
        ret
4915
 
4916
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
4917
;; 66 sys function.                                                ;;
4918
;; in eax=66,ebx in [0..5],ecx,edx                                 ;;
4919
;; out eax                                                         ;;
4920
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
4921
iglobal
4922
align 4
4923
f66call:
4924
           dd sys_process_def.1   ; 1 = set keyboard mode
4925
           dd sys_process_def.2   ; 2 = get keyboard mode
4926
           dd sys_process_def.3   ; 3 = get keyboard ctrl, alt, shift
2709 mario79 4927
           dd sys_process_def.4   ; 4 = set system-wide hotkey
4928
           dd sys_process_def.5   ; 5 = delete installed hotkey
4929
           dd sys_process_def.6   ; 6 = disable input, work only hotkeys
4930
           dd sys_process_def.7   ; 7 = enable input, opposition to f.66.6
2288 clevermous 4931
endg
2709 mario79 4932
;-----------------------------------------------------------------------------
4933
align 4
2288 clevermous 4934
sys_process_def:
4935
        dec     ebx
2709 mario79 4936
        cmp     ebx, 7
4937
        jae     .not_support    ;if >=8 then or eax,-1
2288 clevermous 4938
 
4939
        mov     edi, [CURRENT_TASK]
4940
        jmp     dword [f66call+ebx*4]
4941
 
4942
.not_support:
4943
        or      eax, -1
4944
        ret
2709 mario79 4945
;-----------------------------------------------------------------------------
4946
align 4
2288 clevermous 4947
.1:
4948
        shl     edi, 8
4949
        mov     [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
4950
 
4951
        ret
2709 mario79 4952
;-----------------------------------------------------------------------------
4953
align 4
2288 clevermous 4954
.2:                             ; 2 = get keyboard mode
4955
        shl     edi, 8
4956
        movzx   eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
4957
        mov     [esp+32], eax
4958
        ret
2709 mario79 4959
;-----------------------------------------------------------------------------
4960
align 4
2288 clevermous 4961
.3:                             ;3 = get keyboard ctrl, alt, shift
4962
        mov     eax, [kb_state]
4963
        mov     [esp+32], eax
4964
        ret
2709 mario79 4965
;-----------------------------------------------------------------------------
4966
align 4
2288 clevermous 4967
.4:
4968
        mov     eax, hotkey_list
4969
@@:
4970
        cmp     dword [eax+8], 0
4971
        jz      .found_free
4972
        add     eax, 16
4973
        cmp     eax, hotkey_list+16*256
4974
        jb      @b
4975
        mov     dword [esp+32], 1
4976
        ret
4977
.found_free:
4978
        mov     [eax+8], edi
4979
        mov     [eax+4], edx
4980
        movzx   ecx, cl
4981
        lea     ecx, [hotkey_scancodes+ecx*4]
4982
        mov     edx, [ecx]
4983
        mov     [eax], edx
4984
        mov     [ecx], eax
4985
        mov     [eax+12], ecx
3383 hidnplayr 4986
        test    edx, edx
4987
        jz      @f
2288 clevermous 4988
        mov     [edx+12], eax
4989
@@:
4990
        and     dword [esp+32], 0
4991
        ret
2709 mario79 4992
;-----------------------------------------------------------------------------
4993
align 4
2288 clevermous 4994
.5:
4995
        movzx   ebx, cl
4996
        lea     ebx, [hotkey_scancodes+ebx*4]
4997
        mov     eax, [ebx]
4998
.scan:
4999
        test    eax, eax
5000
        jz      .notfound
5001
        cmp     [eax+8], edi
5002
        jnz     .next
5003
        cmp     [eax+4], edx
5004
        jz      .found
5005
.next:
5006
        mov     eax, [eax]
5007
        jmp     .scan
5008
.notfound:
5009
        mov     dword [esp+32], 1
5010
        ret
5011
.found:
5012
        mov     ecx, [eax]
5013
        jecxz   @f
5014
        mov     edx, [eax+12]
5015
        mov     [ecx+12], edx
5016
@@:
5017
        mov     ecx, [eax+12]
5018
        mov     edx, [eax]
5019
        mov     [ecx], edx
5020
        xor     edx, edx
5021
        mov     [eax+4], edx
5022
        mov     [eax+8], edx
5023
        mov     [eax+12], edx
5024
        mov     [eax], edx
5025
        mov     [esp+32], edx
5026
        ret
2709 mario79 5027
;-----------------------------------------------------------------------------
5028
align 4
5029
.6:
5030
        pushfd
5031
        cli
5032
        mov     eax, [PID_lock_input]
5033
        test    eax, eax
5034
        jnz     @f
5035
; get current PID
5036
        mov     eax, [CURRENT_TASK]
5037
        shl     eax, 5
5038
        mov     eax, [eax+CURRENT_TASK+TASKDATA.pid]
5039
; set current PID for lock input
5040
        mov     [PID_lock_input], eax
5041
@@:
5042
        popfd
5043
        ret
5044
;-----------------------------------------------------------------------------
5045
align 4
5046
.7:
5047
        mov     eax, [PID_lock_input]
5048
        test    eax, eax
5049
        jz      @f
5050
; get current PID
5051
        mov     ebx, [CURRENT_TASK]
5052
        shl     ebx, 5
5053
        mov     ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
5054
; compare current lock input with current PID
5055
        cmp     ebx, eax
5056
        jne     @f
2288 clevermous 5057
 
2709 mario79 5058
        xor     eax, eax
5059
        mov     [PID_lock_input], eax
5060
@@:
5061
        ret
5062
;-----------------------------------------------------------------------------
5063
uglobal
5064
  PID_lock_input dd 0x0
5065
endg
2288 clevermous 5066
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5067
;; 61 sys function.                                                ;;
5068
;; in eax=61,ebx in [1..3]                                         ;;
5069
;; out eax                                                         ;;
5070
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5071
iglobal
5072
align 4
5073
f61call:
5074
           dd sys_gs.1   ; resolution
5075
           dd sys_gs.2   ; bits per pixel
5076
           dd sys_gs.3   ; bytes per scanline
5077
endg
5078
 
5079
 
5080
align 4
5081
 
5082
sys_gs:                         ; direct screen access
5083
        dec     ebx
5084
        cmp     ebx, 2
5085
        ja      .not_support
5086
        jmp     dword [f61call+ebx*4]
5087
.not_support:
5088
        or      [esp+32], dword -1
5089
        ret
5090
 
5091
 
5092
.1:                             ; resolution
5350 serge 5093
        mov     eax, [_display.width]
2288 clevermous 5094
        shl     eax, 16
5350 serge 5095
        mov     ax, word [_display.height]
2288 clevermous 5096
        mov     [esp+32], eax
5097
        ret
5098
.2:                             ; bits per pixel
5154 hidnplayr 5099
        mov     eax, [_display.bits_per_pixel]
2288 clevermous 5100
        mov     [esp+32], eax
5101
        ret
5102
.3:                             ; bytes per scanline
5351 serge 5103
        mov     eax, [_display.lfb_pitch]
2288 clevermous 5104
        mov     [esp+32], eax
5105
        ret
5106
 
5107
align 4  ;  system functions
5108
 
5109
syscall_setpixel:                       ; SetPixel
5110
 
5111
        mov     eax, ebx
5112
        mov     ebx, ecx
5113
        mov     ecx, edx
5114
        mov     edx, [TASK_BASE]
5115
        add     eax, [edx-twdw+WDATA.box.left]
5116
        add     ebx, [edx-twdw+WDATA.box.top]
5117
        mov     edi, [current_slot]
5118
        add     eax, [edi+APPDATA.wnd_clientbox.left]
5119
        add     ebx, [edi+APPDATA.wnd_clientbox.top]
5120
        xor     edi, edi ; no force
2430 mario79 5121
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 save to mouseunder area
2453 mario79 5122
;        jmp     [putpixel]
5123
        jmp     __sys_putpixel
2288 clevermous 5124
 
5125
align 4
5126
 
5127
syscall_writetext:                      ; WriteText
5128
 
5129
        mov     eax, [TASK_BASE]
5130
        mov     ebp, [eax-twdw+WDATA.box.left]
5131
        push    esi
5132
        mov     esi, [current_slot]
5133
        add     ebp, [esi+APPDATA.wnd_clientbox.left]
5134
        shl     ebp, 16
5135
        add     ebp, [eax-twdw+WDATA.box.top]
5136
        add     bp, word[esi+APPDATA.wnd_clientbox.top]
5137
        pop     esi
3462 mario79 5138
        test    ecx, 0x08000000  ; redirect the output to the user area
5139
        jnz     @f
2288 clevermous 5140
        add     ebx, ebp
3462 mario79 5141
align 4
5142
@@:
2288 clevermous 5143
        mov     eax, edi
2536 mario79 5144
        test    ecx, 0x08000000  ; redirect the output to the user area
5145
        jnz     dtext
2288 clevermous 5146
        xor     edi, edi
5147
        jmp     dtext
5148
 
5149
align 4
5150
 
5151
syscall_drawrect:                       ; DrawRect
5152
 
5153
        mov     edi, edx ; color + gradient
5154
        and     edi, 0x80FFFFFF
5155
        test    bx, bx  ; x.size
5156
        je      .drectr
5157
        test    cx, cx ; y.size
5158
        je      .drectr
5159
 
5160
        mov     eax, ebx ; bad idea
5161
        mov     ebx, ecx
5162
 
5163
        movzx   ecx, ax ; ecx - x.size
5164
        shr     eax, 16 ; eax - x.coord
5165
        movzx   edx, bx ; edx - y.size
5166
        shr     ebx, 16 ; ebx - y.coord
5167
        mov     esi, [current_slot]
5168
 
5169
        add     eax, [esi + APPDATA.wnd_clientbox.left]
5170
        add     ebx, [esi + APPDATA.wnd_clientbox.top]
5171
        add     ecx, eax
5172
        add     edx, ebx
2453 mario79 5173
;        jmp     [drawbar]
5174
        jmp     vesa20_drawbar
2288 clevermous 5175
.drectr:
5176
        ret
5177
 
5178
align 4
5179
syscall_getscreensize:                  ; GetScreenSize
5350 serge 5180
        mov     ax, word [_display.width]
5181
        dec     ax
2288 clevermous 5182
        shl     eax, 16
5350 serge 5183
        mov     ax, word [_display.height]
5184
        dec     ax
2288 clevermous 5185
        mov     [esp + 32], eax
5186
        ret
4700 mario79 5187
;-----------------------------------------------------------------------------
2288 clevermous 5188
align 4
4713 mario79 5189
syscall_cdaudio:
4711 mario79 5190
; ECX - position of CD/DVD-drive
5191
; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
5192
; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
5193
; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
5194
        cmp     ecx, 11
5195
        ja      .exit
5196
 
5197
        mov     eax, ecx
5198
        shr     eax, 2
5199
        lea     eax, [eax*5]
5200
        mov     al, [eax+DRIVE_DATA+1]
5201
 
5202
        push    ecx ebx
5203
        mov     ebx, ecx
5204
        and     ebx, 11b
5205
        shl     ebx, 1
5206
        mov     cl, 6
5207
        sub     cl, bl
5208
        shr     al, cl
5209
        test    al, 2 ; it's not an ATAPI device
5210
        pop     ebx ecx
5211
 
5212
        jz      .exit
5213
 
4700 mario79 5214
        cmp     ebx, 4
5215
        je      .eject
2288 clevermous 5216
 
5217
        cmp     ebx, 5
4700 mario79 5218
        je      .load
4711 mario79 5219
;--------------------------------------
5220
.exit:
4700 mario79 5221
        ret
5222
;--------------------------------------
2288 clevermous 5223
.load:
5224
        call    .reserve
5225
        call    LoadMedium
5226
        jmp     .free
4700 mario79 5227
;--------------------------------------
2288 clevermous 5228
.eject:
5229
        call    .reserve
5230
        call    clear_CD_cache
5231
        call    allow_medium_removal
5232
        call    EjectMedium
5233
        jmp     .free
4700 mario79 5234
;--------------------------------------
2288 clevermous 5235
.reserve:
5236
        call    reserve_cd
4700 mario79 5237
 
5238
        mov     ebx, ecx
5239
        inc     ebx
5240
        mov     [cdpos], ebx
5241
 
2288 clevermous 5242
        mov     eax, ecx
5243
        shr     eax, 1
5244
        and     eax, 1
5245
        inc     eax
5246
        mov     [ChannelNumber], ax
5247
        mov     eax, ecx
5248
        and     eax, 1
5249
        mov     [DiskNumber], al
5250
        call    reserve_cd_channel
5251
        ret
4700 mario79 5252
;--------------------------------------
2288 clevermous 5253
.free:
5254
        call    free_cd_channel
5255
        and     [cd_status], 0
5256
        ret
2511 mario79 5257
;-----------------------------------------------------------------------------
2288 clevermous 5258
align 4
2511 mario79 5259
syscall_getpixel_WinMap:                       ; GetPixel WinMap
5350 serge 5260
        cmp     ebx, [_display.width]
5261
        jb      @f
5262
        cmp     ecx, [_display.height]
5263
        jb      @f
2511 mario79 5264
        xor     eax, eax
5265
        jmp     .store
5266
;--------------------------------------
5267
align 4
5268
@@:
5269
        mov     eax, [d_width_calc_area + ecx*4]
5351 serge 5270
        add     eax, [_display.win_map]
2511 mario79 5271
        movzx   eax, byte[eax+ebx]        ; get value for current point
5272
;--------------------------------------
5273
align 4
5274
.store:
5275
        mov     [esp + 32], eax
5276
        ret
5277
;-----------------------------------------------------------------------------
5278
align 4
2288 clevermous 5279
syscall_getpixel:                       ; GetPixel
5350 serge 5280
        mov     ecx, [_display.width]
2288 clevermous 5281
        xor     edx, edx
5282
        mov     eax, ebx
5283
        div     ecx
5284
        mov     ebx, edx
5285
        xchg    eax, ebx
2430 mario79 5286
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 use mouseunder area
2288 clevermous 5287
        call    dword [GETPIXEL]; eax - x, ebx - y
5288
        mov     [esp + 32], ecx
5289
        ret
2509 mario79 5290
;-----------------------------------------------------------------------------
2288 clevermous 5291
align 4
5292
syscall_getarea:
5293
;eax = 36
5294
;ebx = pointer to bufer for img BBGGRRBBGGRR...
5295
;ecx = [size x]*65536 + [size y]
5296
;edx = [start x]*65536 + [start y]
5297
        pushad
5298
        mov     edi, ebx
5299
        mov     eax, edx
5300
        shr     eax, 16
5301
        mov     ebx, edx
5302
        and     ebx, 0xffff
5303
        dec     eax
5304
        dec     ebx
5305
     ; eax - x, ebx - y
5306
        mov     edx, ecx
5307
 
5308
        shr     ecx, 16
5309
        and     edx, 0xffff
5310
        mov     esi, ecx
5311
     ; ecx - size x, edx - size y
5312
 
5313
        mov     ebp, edx
5314
        dec     ebp
5315
        lea     ebp, [ebp*3]
5316
 
5317
        imul    ebp, esi
5318
 
5319
        mov     esi, ecx
5320
        dec     esi
5321
        lea     esi, [esi*3]
5322
 
5323
        add     ebp, esi
5324
        add     ebp, edi
5325
 
5326
        add     ebx, edx
2509 mario79 5327
;--------------------------------------
5328
align 4
2288 clevermous 5329
.start_y:
5330
        push    ecx edx
2509 mario79 5331
;--------------------------------------
5332
align 4
2288 clevermous 5333
.start_x:
5334
        push    eax ebx ecx
5335
        add     eax, ecx
5336
 
2430 mario79 5337
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 use mouseunder area
2288 clevermous 5338
        call    dword [GETPIXEL]; eax - x, ebx - y
5339
 
5340
        mov     [ebp], cx
5341
        shr     ecx, 16
5342
        mov     [ebp+2], cl
5343
 
5344
        pop     ecx ebx eax
5345
        sub     ebp, 3
5346
        dec     ecx
5347
        jnz     .start_x
5348
        pop     edx ecx
5349
        dec     ebx
5350
        dec     edx
5351
        jnz     .start_y
5352
        popad
5353
        ret
2509 mario79 5354
;-----------------------------------------------------------------------------
5355
align 4
5356
syscall_putarea_backgr:
5357
;eax = 25
5358
;ebx = pointer to bufer for img BBGGRRBBGGRR...
5359
;ecx = [size x]*65536 + [size y]
5360
;edx = [start x]*65536 + [start y]
5361
        pushad
5362
        mov     edi, ebx
5363
        mov     eax, edx
5364
        shr     eax, 16
5365
        mov     ebx, edx
5366
        and     ebx, 0xffff
5367
        dec     eax
5368
        dec     ebx
5369
; eax - x, ebx - y
5370
        mov     edx, ecx
5371
        shr     ecx, 16
5372
        and     edx, 0xffff
5373
        mov     esi, ecx
5374
; ecx - size x, edx - size y
5375
        mov     ebp, edx
5376
        dec     ebp
5377
        shl     ebp, 2
2288 clevermous 5378
 
2509 mario79 5379
        imul    ebp, esi
5380
 
5381
        mov     esi, ecx
5382
        dec     esi
5383
        shl     esi, 2
5384
 
5385
        add     ebp, esi
5386
        add     ebp, edi
5387
 
5388
        add     ebx, edx
5389
;--------------------------------------
2288 clevermous 5390
align 4
2509 mario79 5391
.start_y:
5392
        push    ecx edx
5393
;--------------------------------------
5394
align 4
5395
.start_x:
5396
        push    eax ecx
5397
        add     eax, ecx
2288 clevermous 5398
 
2509 mario79 5399
        mov     ecx, [ebp]
5400
        rol     ecx, 8
5401
        test    cl, cl        ; transparensy = 0
5402
        jz      .no_put
5403
 
5404
        xor     cl, cl
5405
        ror     ecx, 8
5406
 
5407
        pushad
5408
        mov     edx, [d_width_calc_area + ebx*4]
5351 serge 5409
        add     edx, [_display.win_map]
2509 mario79 5410
        movzx   edx, byte [eax+edx]
5411
        cmp     dl, byte 1
5412
        jne     @f
5413
 
5414
        call    dword [PUTPIXEL]; eax - x, ebx - y
5415
;--------------------------------------
5416
align 4
5417
@@:
5418
        popad
5419
;--------------------------------------
5420
align 4
5421
.no_put:
5422
        pop     ecx eax
2991 Serge 5423
 
2509 mario79 5424
        sub     ebp, 4
5425
        dec     ecx
5426
        jnz     .start_x
5427
 
5428
        pop     edx ecx
5429
        dec     ebx
5430
        dec     edx
5431
        jnz     .start_y
5432
 
5433
        popad
5434
        ret
5435
;-----------------------------------------------------------------------------
5436
align 4
2288 clevermous 5437
syscall_drawline:                       ; DrawLine
5438
 
5439
        mov     edi, [TASK_BASE]
5440
        movzx   eax, word[edi-twdw+WDATA.box.left]
5441
        mov     ebp, eax
5442
        mov     esi, [current_slot]
5443
        add     ebp, [esi+APPDATA.wnd_clientbox.left]
5444
        add     ax, word[esi+APPDATA.wnd_clientbox.left]
5445
        add     ebp, ebx
5446
        shl     eax, 16
5447
        movzx   ebx, word[edi-twdw+WDATA.box.top]
5448
        add     eax, ebp
5449
        mov     ebp, ebx
5450
        add     ebp, [esi+APPDATA.wnd_clientbox.top]
5451
        add     bx, word[esi+APPDATA.wnd_clientbox.top]
5452
        add     ebp, ecx
5453
        shl     ebx, 16
5454
        xor     edi, edi
5455
        add     ebx, ebp
5456
        mov     ecx, edx
2453 mario79 5457
;        jmp     [draw_line]
5458
        jmp     __sys_draw_line
2288 clevermous 5459
 
5460
 
5461
align 4
5462
syscall_reserveportarea:                ; ReservePortArea and FreePortArea
5463
 
5464
        call    r_f_port_area
5465
        mov     [esp+32], eax
5466
        ret
5467
 
5468
align 4
5469
syscall_threads:                        ; CreateThreads
5470
;
4105 Serge 5471
;   ecx=thread entry point
5472
;   edx=thread stack pointer
2288 clevermous 5473
;
5474
; on return : eax = pid
5475
 
4105 Serge 5476
        xor     ebx, ebx
2288 clevermous 5477
        call    new_sys_threads
5478
 
5479
        mov     [esp+32], eax
5480
        ret
5481
 
5482
align 4
5483
 
5484
paleholder:
5485
        ret
2438 mario79 5486
;------------------------------------------------------------------------------
2288 clevermous 5487
align 4
2438 mario79 5488
calculate_fast_getting_offset_for_WinMapAddress:
5489
; calculate data area for fast getting offset to _WinMapAddress
2446 mario79 5490
        xor     eax, eax
2438 mario79 5491
        mov     ecx, [_display.height]
5492
        mov     edi, d_width_calc_area
5493
        cld
5494
@@:
5495
        stosd
5496
        add     eax, [_display.width]
5497
        dec     ecx
5498
        jnz     @r
5499
        ret
5500
;------------------------------------------------------------------------------
5501
align 4
2480 mario79 5502
calculate_fast_getting_offset_for_LFB:
5503
; calculate data area for fast getting offset to LFB
5504
        xor     eax, eax
5505
        mov     ecx, [_display.height]
5506
        mov     edi, BPSLine_calc_area
5507
        cld
5508
@@:
5509
        stosd
5351 serge 5510
        add     eax, [_display.lfb_pitch]
2480 mario79 5511
        dec     ecx
5512
        jnz     @r
5513
        ret
5514
;------------------------------------------------------------------------------
5515
align 4
2288 clevermous 5516
set_screen:
2654 mario79 5517
; in:
5518
; eax - new Screen_Max_X
5519
; ecx - new BytesPerScanLine
5520
; edx - new Screen_Max_Y
2288 clevermous 5521
 
5522
        pushfd
5523
        cli
5524
 
5351 serge 5525
        mov     [_display.lfb_pitch], ecx
2288 clevermous 5526
 
5527
        mov     [screen_workarea.right], eax
5528
        mov     [screen_workarea.bottom], edx
5529
 
5530
        push    ebx
5531
        push    esi
5532
        push    edi
5533
 
5534
        pushad
5535
 
2654 mario79 5536
        cmp     [do_not_touch_winmap], 1
5537
        je      @f
5538
 
5351 serge 5539
        stdcall kernel_free, [_display.win_map]
2288 clevermous 5540
 
5541
        mov     eax, [_display.width]
5542
        mul     [_display.height]
5351 serge 5543
        mov     [_display.win_map_size], eax
2288 clevermous 5544
 
5545
        stdcall kernel_alloc, eax
5351 serge 5546
        mov     [_display.win_map], eax
2288 clevermous 5547
        test    eax, eax
5548
        jz      .epic_fail
2654 mario79 5549
; store for f.18.24
5550
        mov     eax, [_display.width]
5551
        mov     [display_width_standard], eax
2288 clevermous 5552
 
2654 mario79 5553
        mov     eax, [_display.height]
5554
        mov     [display_height_standard], eax
5555
@@:
2438 mario79 5556
        call    calculate_fast_getting_offset_for_WinMapAddress
2545 mario79 5557
; for Qemu or non standart video cards
2991 Serge 5558
; Unfortunately [BytesPerScanLine] does not always
2545 mario79 5559
;                             equal to [_display.width] * [ScreenBPP] / 8
5560
        call    calculate_fast_getting_offset_for_LFB
2288 clevermous 5561
        popad
5562
 
5563
        call    repos_windows
5564
        xor     eax, eax
5565
        xor     ebx, ebx
5350 serge 5566
        mov     ecx, [_display.width]
5567
        mov     edx, [_display.height]
5568
        dec     ecx
5569
        dec     edx
2288 clevermous 5570
        call    calculatescreen
5571
        pop     edi
5572
        pop     esi
5573
        pop     ebx
5574
 
5575
        popfd
5576
        ret
5577
 
5578
.epic_fail:
5579
        hlt                     ; Houston, we've had a problem
5580
 
5581
; --------------- APM ---------------------
5582
uglobal
5583
apm_entry       dp      0
5584
apm_vf          dd      0
5585
endg
5586
 
5587
align 4
5588
sys_apm:
5589
        xor     eax, eax
5590
        cmp     word [apm_vf], ax       ; Check APM BIOS enable
5591
        jne     @f
5592
        inc     eax
5593
        or      dword [esp + 44], eax   ; error
5594
        add     eax, 7
5595
        mov     dword [esp + 32], eax   ; 32-bit protected-mode interface not supported
5596
        ret
5597
 
5598
@@:
5599
;       xchg    eax, ecx
5600
;       xchg    ebx, ecx
5601
 
5602
        cmp     dx, 3
5603
        ja      @f
5604
        and     [esp + 44], byte 0xfe    ; emulate func 0..3 as func 0
5605
        mov     eax, [apm_vf]
5606
        mov     [esp + 32], eax
5607
        shr     eax, 16
5608
        mov     [esp + 28], eax
5609
        ret
5610
 
5611
@@:
5612
 
5613
        mov     esi, [master_tab+(OS_BASE shr 20)]
5614
        xchg    [master_tab], esi
5615
        push    esi
5616
        mov     edi, cr3
5617
        mov     cr3, edi                ;flush TLB
5618
 
5619
        call    pword [apm_entry]       ;call APM BIOS
5620
 
5621
        xchg    eax, [esp]
5622
        mov     [master_tab], eax
5623
        mov     eax, cr3
5624
        mov     cr3, eax
5625
        pop     eax
5626
 
5627
        mov     [esp + 4 ], edi
5628
        mov     [esp + 8], esi
5629
        mov     [esp + 20], ebx
5630
        mov     [esp + 24], edx
5631
        mov     [esp + 28], ecx
5632
        mov     [esp + 32], eax
5633
        setc    al
5634
        and     [esp + 44], byte 0xfe
5635
        or      [esp + 44], al
5636
        ret
5637
; -----------------------------------------
5638
 
5639
align 4
5640
 
5641
undefined_syscall:                      ; Undefined system call
5642
        mov     [esp + 32], dword -1
5643
        ret
5644
 
5645
align 4
5646
system_shutdown:          ; shut down the system
5647
 
3732 Serge 5648
        cmp     byte [BOOT_VARS+0x9030], 1
2288 clevermous 5649
        jne     @F
5650
        ret
5651
@@:
5652
        call    stop_all_services
5653
 
5654
yes_shutdown_param:
5033 clevermous 5655
; Shutdown other CPUs, if initialized
5656
        cmp     [ap_initialized], 0
5657
        jz      .no_shutdown_cpus
5658
        mov     edi, [LAPIC_BASE]
5659
        add     edi, 300h
5660
        mov     esi, smpt+4
5661
        mov     ebx, [cpu_count]
5662
        dec     ebx
5663
.shutdown_cpus_loop:
5664
        lodsd
5049 clevermous 5665
        push    esi
5666
        xor     esi, esi
5667
        inc     esi
5033 clevermous 5668
        shl     eax, 24
5669
        mov     [edi+10h], eax
5670
; assert INIT IPI
5671
        mov     dword [edi], 0C500h
5049 clevermous 5672
        call    delay_ms
5033 clevermous 5673
@@:
5674
        test    dword [edi], 1000h
5675
        jnz     @b
5676
; deassert INIT IPI
5677
        mov     dword [edi], 8500h
5049 clevermous 5678
        call    delay_ms
5033 clevermous 5679
@@:
5680
        test    dword [edi], 1000h
5681
        jnz     @b
5682
; don't send STARTUP IPI: let other CPUs be in wait-for-startup state
5049 clevermous 5683
        pop     esi
5033 clevermous 5684
        dec     ebx
5685
        jnz     .shutdown_cpus_loop
5686
.no_shutdown_cpus:
5687
 
2288 clevermous 5688
        cli
5689
 
5690
if ~ defined extended_primary_loader
4273 clevermous 5691
; load kernel.mnt to 0x7000:0
5692
        mov     ebx, kernel_file_load
5693
        pushad
5694
        call    file_system_lfn
5695
        popad
2288 clevermous 5696
 
5697
        mov     esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
5698
        mov     edi, OS_BASE+0x40000
5699
        mov     ecx, 1000
5700
        rep movsb
5701
end if
5702
 
3732 Serge 5703
;        mov     esi, BOOT_VAR    ; restore 0x0 - 0xffff
5704
;        mov     edi, OS_BASE
5705
;        mov     ecx, 0x10000/4
5706
;        cld
5707
;        rep movsd
2288 clevermous 5708
 
5709
        call    IRQ_mask_all
5710
 
5711
        cmp     byte [OS_BASE + 0x9030], 2
5712
        jnz     no_acpi_power_off
5713
 
5714
; scan for RSDP
5715
; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
5716
        movzx   eax, word [OS_BASE + 0x40E]
5717
        shl     eax, 4
5718
        jz      @f
5719
        mov     ecx, 1024/16
5720
        call    scan_rsdp
5721
        jnc     .rsdp_found
5722
@@:
5723
; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
5724
        mov     eax, 0xE0000
5725
        mov     ecx, 0x2000
5726
        call    scan_rsdp
5727
        jc      no_acpi_power_off
5728
.rsdp_found:
5729
        mov     esi, [eax+16]   ; esi contains physical address of the RSDT
5730
        mov     ebp, [ipc_tmp]
5356 serge 5731
        stdcall map_page, ebp, esi, PG_READ
2288 clevermous 5732
        lea     eax, [esi+1000h]
5733
        lea     edx, [ebp+1000h]
5356 serge 5734
        stdcall map_page, edx, eax, PG_READ
2288 clevermous 5735
        and     esi, 0xFFF
5736
        add     esi, ebp
5737
        cmp     dword [esi], 'RSDT'
5738
        jnz     no_acpi_power_off
5739
        mov     ecx, [esi+4]
5740
        sub     ecx, 24h
5741
        jbe     no_acpi_power_off
5742
        shr     ecx, 2
5743
        add     esi, 24h
5744
.scan_fadt:
5745
        lodsd
5746
        mov     ebx, eax
5747
        lea     eax, [ebp+2000h]
5356 serge 5748
        stdcall map_page, eax, ebx, PG_READ
2288 clevermous 5749
        lea     eax, [ebp+3000h]
5750
        add     ebx, 0x1000
5356 serge 5751
        stdcall map_page, eax, ebx, PG_READ
2288 clevermous 5752
        and     ebx, 0xFFF
5753
        lea     ebx, [ebx+ebp+2000h]
5754
        cmp     dword [ebx], 'FACP'
5755
        jz      .fadt_found
5756
        loop    .scan_fadt
5757
        jmp     no_acpi_power_off
5758
.fadt_found:
5759
; ebx is linear address of FADT
5760
        mov     edi, [ebx+40] ; physical address of the DSDT
5761
        lea     eax, [ebp+4000h]
5356 serge 5762
        stdcall map_page, eax, edi, PG_READ
2288 clevermous 5763
        lea     eax, [ebp+5000h]
5764
        lea     esi, [edi+0x1000]
5356 serge 5765
        stdcall map_page, eax, esi, PG_READ
2288 clevermous 5766
        and     esi, 0xFFF
5767
        sub     edi, esi
5768
        cmp     dword [esi+ebp+4000h], 'DSDT'
5769
        jnz     no_acpi_power_off
5770
        mov     eax, [esi+ebp+4004h] ; DSDT length
5771
        sub     eax, 36+4
5772
        jbe     no_acpi_power_off
5773
        add     esi, 36
5774
.scan_dsdt:
5775
        cmp     dword [esi+ebp+4000h], '_S5_'
5776
        jnz     .scan_dsdt_cont
5777
        cmp     byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
5778
        jnz     .scan_dsdt_cont
5779
        mov     dl, [esi+ebp+4000h+6]
5780
        cmp     dl, 4 ; _S5_ package must contain 4 bytes
5781
                      ; ...in theory; in practice, VirtualBox has 2 bytes
5782
        ja      .scan_dsdt_cont
5783
        cmp     dl, 1
5784
        jb      .scan_dsdt_cont
5785
        lea     esi, [esi+ebp+4000h+7]
5786
        xor     ecx, ecx
5787
        cmp     byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
5788
        jz      @f
5789
        cmp     byte [esi], 0xA
5790
        jnz     no_acpi_power_off
5791
        inc     esi
5792
        mov     cl, [esi]
5793
@@:
5794
        inc     esi
5795
        cmp     dl, 2
5796
        jb      @f
5797
        cmp     byte [esi], 0
5798
        jz      @f
5799
        cmp     byte [esi], 0xA
5800
        jnz     no_acpi_power_off
5801
        inc     esi
5802
        mov     ch, [esi]
5803
@@:
5804
        jmp     do_acpi_power_off
5805
.scan_dsdt_cont:
5806
        inc     esi
5807
        cmp     esi, 0x1000
5808
        jb      @f
5809
        sub     esi, 0x1000
5810
        add     edi, 0x1000
5811
        push    eax
5812
        lea     eax, [ebp+4000h]
5356 serge 5813
        stdcall map_page, eax, edi, PG_READ
5814
        push    PG_READ
2288 clevermous 5815
        lea     eax, [edi+1000h]
5816
        push    eax
5817
        lea     eax, [ebp+5000h]
5818
        push    eax
5819
        stdcall map_page
5820
        pop     eax
5821
@@:
5822
        dec     eax
5823
        jnz     .scan_dsdt
5824
        jmp     no_acpi_power_off
5825
do_acpi_power_off:
5826
        mov     edx, [ebx+48]
5827
        test    edx, edx
5828
        jz      .nosmi
5829
        mov     al, [ebx+52]
5830
        out     dx, al
5831
        mov     edx, [ebx+64]
5832
@@:
5833
        in      ax, dx
5834
        test    al, 1
5835
        jz      @b
5836
.nosmi:
5837
        and     cx, 0x0707
5838
        shl     cx, 2
5839
        or      cx, 0x2020
5840
        mov     edx, [ebx+64]
5841
        in      ax, dx
5842
        and     ax, 203h
5843
        or      ah, cl
5844
        out     dx, ax
5845
        mov     edx, [ebx+68]
5846
        test    edx, edx
5847
        jz      @f
5848
        in      ax, dx
5849
        and     ax, 203h
5850
        or      ah, ch
5851
        out     dx, ax
5852
@@:
5853
        jmp     $
5854
 
5855
 
5856
scan_rsdp:
5857
        add     eax, OS_BASE
5858
.s:
5859
        cmp     dword [eax], 'RSD '
5860
        jnz     .n
5861
        cmp     dword [eax+4], 'PTR '
5862
        jnz     .n
5863
        xor     edx, edx
5864
        xor     esi, esi
5865
@@:
5866
        add     dl, [eax+esi]
5867
        inc     esi
5868
        cmp     esi, 20
5869
        jnz     @b
5870
        test    dl, dl
5871
        jz      .ok
5872
.n:
5873
        add     eax, 10h
5874
        loop    .s
5875
        stc
5876
.ok:
5877
        ret
5878
 
5032 clevermous 5879
no_acpi_power_off:
5880
        call    create_trampoline_pgmap
5881
        mov     cr3, eax
5882
        jmp     become_real+0x10000
5883
iglobal
5884
align 4
5885
realmode_gdt:
5886
; selector 0 - not used
5887
        dw      23
5888
        dd      realmode_gdt-OS_BASE
5889
        dw      0
5890
; selector 8 - code from 1000:0000 to 1000:FFFF
5891
        dw      0FFFFh
5892
        dw      0
5893
        db      1
5894
        db      10011011b
5895
        db      00000000b
5896
        db      0
5897
; selector 10h - data from 1000:0000 to 1000:FFFF
5898
        dw      0FFFFh
5899
        dw      0
5900
        db      1
5901
        db      10010011b
5902
        db      00000000b
5903
        db      0
5904
endg
5905
 
3627 Serge 5906
if ~ lang eq sp
5907
diff16 "end of .text segment",0,$
5908
end if
5909
 
2288 clevermous 5910
include "data32.inc"
5911
 
5912
__REV__ = __REV
5913
 
3341 yogev_ezra 5914
if ~ lang eq sp
2288 clevermous 5915
diff16 "end of kernel code",0,$
3287 esevece 5916
end if