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2288 clevermous 1
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
2
;;
8858 rgimad 3
;; Copyright (C) KolibriOS team 2004-2021. 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
8858 rgimad 33
;; dunkaist
34
;; Coldy
35
;; rgimad
36
;; Boppan
37
;; Doczom
38
;; and others
2288 clevermous 39
;;
40
;; Data in this file was originally part of MenuetOS project which is
41
;; distributed under the terms of GNU GPL. It is modified and redistributed as
42
;; part of KolibriOS project under the terms of GNU GPL.
43
;;
44
;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
45
;; PROGRAMMING:
46
;;
47
;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
48
;; - main os coding/design
49
;; Jan-Michael Brummer, BUZZ2@gmx.de
50
;; Felix Kaiser, info@felix-kaiser.de
51
;; Paolo Minazzi, paolo.minazzi@inwind.it
52
;; quickcode@mail.ru
53
;; Alexey, kgaz@crosswinds.net
54
;; Juan M. Caravaca, bitrider@wanadoo.es
55
;; kristol@nic.fi
56
;; Mike Hibbett, mikeh@oceanfree.net
57
;; Lasse Kuusijarvi, kuusijar@lut.fi
58
;; Jarek Pelczar, jarekp3@wp.pl
59
;;
60
;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
61
;; WARRANTY. No author or distributor accepts responsibility to anyone for the
62
;; consequences of using it or for whether it serves any particular purpose or
63
;; works at all, unless he says so in writing. Refer to the GNU General Public
64
;; License (the "GPL") for full details.
65
;
66
;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
67
;; but only under the conditions described in the GPL. A copy of this license
68
;; is supposed to have been given to you along with KolibriOS so you can know
69
;; your rights and responsibilities. It should be in a file named COPYING.
70
;; Among other things, the copyright notice and this notice must be preserved
71
;; on all copies.
72
;;
73
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
74
 
3383 hidnplayr 75
format binary as "mnt"
76
 
2288 clevermous 77
include 'macros.inc'
2381 hidnplayr 78
include 'struct.inc'
2288 clevermous 79
 
80
$Revision: 9224 $
81
 
82
 
7136 dunkaist 83
USE_COM_IRQ     = 1      ; make irq 3 and irq 4 available for PCI devices
84
VESA_1_2_VIDEO  = 0      ; enable vesa 1.2 bank switch functions
2288 clevermous 85
 
86
; Enabling the next line will enable serial output console
7136 dunkaist 87
;debug_com_base  = 0x3f8  ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
2288 clevermous 88
 
89
include "proc32.inc"
90
include "kglobals.inc"
91
include "lang.inc"
3539 clevermous 92
include "encoding.inc"
2288 clevermous 93
 
94
include "const.inc"
3777 yogev_ezra 95
 
96
iglobal
97
; The following variable, if equal to 1, duplicates debug output to the screen.
98
debug_direct_print db 0
99
; Start the first app (LAUNCHER) after kernel is loaded? (1=yes, 2 or 0=no)
100
launcher_start db 1
101
endg
102
 
7136 dunkaist 103
max_processes  =  255
104
tss_step       =  128 + 8192 ; tss & i/o - 65535 ports, * 256=557056*4
2288 clevermous 105
 
7136 dunkaist 106
os_stack       =  os_data_l - gdts    ; GDTs
107
os_code        =  os_code_l - gdts
108
graph_data     =  3 + graph_data_l - gdts
109
tss0           =  tss0_l - gdts
110
app_code       =  3 + app_code_l - gdts
111
app_data       =  3 + app_data_l - gdts
112
app_tls        =  3 + tls_data_l - gdts
113
pci_code_sel   =  pci_code_32-gdts
114
pci_data_sel   =  pci_data_32-gdts
2288 clevermous 115
 
116
 
117
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
118
;;
119
;;   Included files:
120
;;
121
;;   Kernel16.inc
122
;;    - Booteng.inc   English text for bootup
123
;;    - Bootcode.inc  Hardware setup
124
;;    - Pci16.inc     PCI functions
125
;;
126
;;   Kernel32.inc
127
;;    - Sys32.inc     Process management
128
;;    - Shutdown.inc  Shutdown and restart
129
;;    - Fat32.inc     Read / write hd
130
;;    - Vesa12.inc    Vesa 1.2 driver
131
;;    - Vesa20.inc    Vesa 2.0 driver
132
;;    - Vga.inc       VGA driver
133
;;    - Stack.inc     Network interface
134
;;    - Mouse.inc     Mouse pointer
135
;;    - Scincode.inc  Window skinning
136
;;    - Pci32.inc     PCI functions
137
;;
138
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
139
 
7129 dunkaist 140
; In bios boot mode the kernel code below is appended to bootbios.bin file.
141
; That is a loading and initialization code that also draws the blue screen
142
; menu with svn revision number near top right corner of the screen. This fasm
143
; preprocessor code searches for '****' signature inside bootbios.bin and
144
; places revision number there.
145
if ~ defined UEFI
146
  bootbios:
8091 dunkaist 147
  if ~ defined extended_primary_loader
148
    file 'bootbios.bin'
149
  else
150
    file 'bootbios.bin.ext_loader'
151
  end if
7129 dunkaist 152
  if __REV__ > 0
153
    cur_pos = 0
154
    cnt = 0
155
    repeat $ - bootbios
156
      load a byte from %
157
      if a = '*'
158
        cnt = cnt + 1
159
      else
160
        cnt = 0
161
      end if
162
      if cnt = 4
163
        cur_pos = % - 1
164
        break
165
      end if
166
    end repeat
167
    store byte ' ' at cur_pos + 1
168
    rev_var = __REV__
169
    while rev_var > 0
170
      store byte rev_var mod 10 + '0' at cur_pos
171
      cur_pos = cur_pos - 1
172
      rev_var = rev_var / 10
173
    end while
174
      store byte ' ' at cur_pos
175
      store dword ' SVN' at cur_pos - 4
176
  end if
3287 esevece 177
end if
2288 clevermous 178
 
179
use32
180
org $+0x10000
181
 
182
align 4
183
B32:
184
        mov     ax, os_stack       ; Selector for os
185
        mov     ds, ax
186
        mov     es, ax
187
        mov     fs, ax
188
        mov     gs, ax
189
        mov     ss, ax
6244 serge 190
        mov     esp, TMP_STACK_TOP       ; Set stack
2288 clevermous 191
 
192
; CLEAR 0x280000 - HEAP_BASE
193
 
194
        xor     eax, eax
195
        mov     edi, CLEAN_ZONE
196
        mov     ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
197
        cld
198
        rep stosd
199
 
200
; CLEAR KERNEL UNDEFINED GLOBALS
201
        mov     edi, endofcode-OS_BASE
202
        mov     ecx, 0x90000
203
        sub     ecx, edi
204
        shr     ecx, 2
205
        rep stosd
206
 
207
; SAVE & CLEAR 0-0xffff
208
 
209
        mov     edi, 0x1000
3732 Serge 210
        mov     ecx, 0x8000 / 4
2288 clevermous 211
        rep stosd
3732 Serge 212
        mov     edi, 0xa000
213
        mov     ecx, 0x6000 / 4
214
        rep stosd
2288 clevermous 215
 
216
        call    test_cpu
217
        bts     [cpu_caps-OS_BASE], CAPS_TSC    ;force use rdtsc
218
 
8111 dunkaist 219
        call    acpi_locate
2288 clevermous 220
        call    init_BIOS32
221
; MEMORY MODEL
222
        call    mem_test
223
        call    init_mem
224
        call    init_page_map
225
 
226
; ENABLE PAGING
227
 
5130 serge 228
        mov     eax, sys_proc-OS_BASE+PROC.pdt_0
2288 clevermous 229
        mov     cr3, eax
230
 
231
        mov     eax, cr0
232
        or      eax, CR0_PG+CR0_WP
233
        mov     cr0, eax
234
 
235
        lgdt    [gdts]
236
        jmp     pword os_code:high_code
237
 
238
align 4
239
bios32_entry    dd ?
240
tmp_page_tabs   dd ?
241
use16
5033 clevermous 242
ap_init16:
243
        cli
244
        lgdt    [cs:gdts_ap-ap_init16]
245
        mov     eax, [cs:cr3_ap-ap_init16]
246
        mov     cr3, eax
247
        mov     eax, [cs:cr4_ap-ap_init16]
248
        mov     cr4, eax
249
        mov     eax, CR0_PE+CR0_PG+CR0_WP
250
        mov     cr0, eax
251
        jmp     pword os_code:ap_init_high
252
align 16
253
gdts_ap:
254
        dw     gdte-gdts-1
255
        dd     gdts
256
        dw     0
257
cr3_ap  dd     ?
258
cr4_ap  dd     ?
259
ap_init16_size = $ - ap_init16
2288 clevermous 260
use32
261
 
262
__DEBUG__ fix 1
263
__DEBUG_LEVEL__ fix 1
264
include 'init.inc'
265
 
266
org OS_BASE+$
267
 
2443 Serge 268
include 'fdo.inc'
269
 
2288 clevermous 270
align 4
271
high_code:
272
        mov     ax, os_stack
273
        mov     bx, app_data
274
        mov     cx, app_tls
275
        mov     ss, ax
276
        add     esp, OS_BASE
277
 
278
        mov     ds, bx
279
        mov     es, bx
280
        mov     fs, cx
281
        mov     gs, bx
282
 
5360 serge 283
        xor     eax, eax
284
        mov     ebx, 0xFFFFF000+PG_SHARED+PG_NOCACHE+PG_UWR
285
        bt      [cpu_caps], CAPS_PAT
286
        setc    al
287
        shl     eax, 7
288
        or      ebx, eax
289
 
5359 serge 290
        mov     eax, PG_GLOBAL
2288 clevermous 291
        bt      [cpu_caps], CAPS_PGE
292
        jnc     @F
293
 
5359 serge 294
        or      [sys_proc+PROC.pdt_0+(OS_BASE shr 20)], eax
5360 serge 295
        or      ebx, eax
2288 clevermous 296
 
5360 serge 297
        mov     eax, cr4
298
        or      eax, CR4_PGE
299
        mov     cr4, eax
2288 clevermous 300
@@:
5360 serge 301
        mov     [pte_valid_mask], ebx
302
 
2288 clevermous 303
        xor     eax, eax
5130 serge 304
        mov     dword [sys_proc+PROC.pdt_0], eax
305
        mov     dword [sys_proc+PROC.pdt_0+4], eax
2288 clevermous 306
 
307
        mov     eax, cr3
308
        mov     cr3, eax          ; flush TLB
309
 
310
        mov     ecx, pg_data.mutex
311
        call    mutex_init
312
 
313
        mov     ecx, disk_list_mutex
314
        call    mutex_init
315
 
2601 clevermous 316
        mov     ecx, keyboard_list_mutex
317
        call    mutex_init
318
 
2489 mario79 319
        mov     ecx, unpack_mutex
320
        call    mutex_init
321
 
3534 clevermous 322
        mov     ecx, application_table_mutex
323
        call    mutex_init
324
 
3742 clevermous 325
        mov     ecx, ide_mutex
326
        call    mutex_init
327
        mov     ecx, ide_channel1_mutex
328
        call    mutex_init
329
        mov     ecx, ide_channel2_mutex
330
        call    mutex_init
4700 mario79 331
        mov     ecx, ide_channel3_mutex
332
        call    mutex_init
333
        mov     ecx, ide_channel4_mutex
334
        call    mutex_init
335
        mov     ecx, ide_channel5_mutex
336
        call    mutex_init
337
        mov     ecx, ide_channel6_mutex
338
        call    mutex_init
3774 mario79 339
;-----------------------------------------------------------------------------
2288 clevermous 340
; SAVE REAL MODE VARIABLES
3774 mario79 341
;-----------------------------------------------------------------------------
2288 clevermous 342
; --------------- APM ---------------------
343
 
344
; init selectors
7132 dunkaist 345
        mov     ebx, [BOOT.apm_entry]        ; offset of APM entry point
346
        movzx   eax, word [BOOT.apm_code_32] ; real-mode segment base address of
347
                                             ; protected-mode 32-bit code segment
348
        movzx   ecx, word [BOOT.apm_code_16] ; real-mode segment base address of
349
                                             ; protected-mode 16-bit code segment
350
        movzx   edx, word [BOOT.apm_data_16] ; real-mode segment base address of
351
                                             ; protected-mode 16-bit data segment
2288 clevermous 352
 
353
        shl     eax, 4
354
        mov     [dword apm_code_32 + 2], ax
355
        shr     eax, 16
356
        mov     [dword apm_code_32 + 4], al
357
 
358
        shl     ecx, 4
359
        mov     [dword apm_code_16 + 2], cx
360
        shr     ecx, 16
361
        mov     [dword apm_code_16 + 4], cl
362
 
363
        shl     edx, 4
364
        mov     [dword apm_data_16 + 2], dx
365
        shr     edx, 16
366
        mov     [dword apm_data_16 + 4], dl
367
 
368
        mov     dword[apm_entry], ebx
369
        mov     word [apm_entry + 4], apm_code_32 - gdts
370
 
7132 dunkaist 371
        mov     eax, dword[BOOT.apm_version]   ; version & flags
2288 clevermous 372
        mov     [apm_vf], eax
373
; -----------------------------------------
7132 dunkaist 374
        mov     al, [BOOT.dma]            ; DMA access
2288 clevermous 375
        mov     [allow_dma_access], al
6263 serge 376
 
7132 dunkaist 377
        mov     al, [BOOT.debug_print]    ; If nonzero, duplicates debug output to the screen
3777 yogev_ezra 378
        mov     [debug_direct_print], al
6263 serge 379
 
7132 dunkaist 380
        mov     al, [BOOT.launcher_start] ; Start the first app (LAUNCHER) after kernel is loaded?
3777 yogev_ezra 381
        mov     [launcher_start], al
2288 clevermous 382
 
8092 dunkaist 383
        mov     eax, [BOOT.devicesdat_size]
384
        mov     [acpi_dev_size], eax
385
        mov     eax, [BOOT.devicesdat_data]
386
        mov     [acpi_dev_data], eax
387
 
7132 dunkaist 388
        mov     esi, BOOT.bios_hd
2288 clevermous 389
        movzx   ecx, byte [esi-1]
390
        mov     [NumBiosDisks], ecx
391
        mov     edi, BiosDisksData
6843 dunkaist 392
        shl     ecx, 2
2288 clevermous 393
        rep movsd
394
 
395
; -------- Fast System Call init ----------
396
; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
397
        bt      [cpu_caps], CAPS_SEP
398
        jnc     .SEnP  ; SysEnter not Present
399
        xor     edx, edx
400
        mov     ecx, MSR_SYSENTER_CS
401
        mov     eax, os_code
402
        wrmsr
403
        mov     ecx, MSR_SYSENTER_ESP
404
;           mov eax, sysenter_stack ; Check it
405
        xor     eax, eax
406
        wrmsr
407
        mov     ecx, MSR_SYSENTER_EIP
408
        mov     eax, sysenter_entry
409
        wrmsr
410
.SEnP:
411
; AMD SYSCALL/SYSRET
412
        cmp     byte[cpu_vendor], 'A'
413
        jne     .noSYSCALL
414
        mov     eax, 0x80000001
415
        cpuid
416
        test    edx, 0x800  ; bit_11 - SYSCALL/SYSRET support
417
        jz      .noSYSCALL
418
        mov     ecx, MSR_AMD_EFER
419
        rdmsr
420
        or      eax, 1 ; bit_0 - System Call Extension (SCE)
421
        wrmsr
422
 
423
        ; !!!! It`s dirty hack, fix it !!!
424
        ; Bits of EDX :
3539 clevermous 425
        ; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
2288 clevermous 426
        ;  and the contents of this field, plus 8, are copied into the SS register.
3539 clevermous 427
        ; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
2288 clevermous 428
        ;  and the contents of this field, plus 8, are copied into the SS register.
429
 
430
        ; mov   edx, (os_code + 16) * 65536 + os_code
431
        mov     edx, 0x1B0008
432
 
433
        mov     eax, syscall_entry
434
        mov     ecx, MSR_AMD_STAR
435
        wrmsr
436
.noSYSCALL:
437
; -----------------------------------------
438
        stdcall alloc_page
5356 serge 439
        stdcall map_page, tss-0xF80, eax, PG_SWR
2288 clevermous 440
        stdcall alloc_page
5356 serge 441
        stdcall map_page, tss+0x80, eax, PG_SWR
2288 clevermous 442
        stdcall alloc_page
5356 serge 443
        stdcall map_page, tss+0x1080, eax, PG_SWR
2288 clevermous 444
 
445
; LOAD IDT
446
 
447
        call    build_interrupt_table ;lidt is executed
448
          ;lidt [idtreg]
449
 
450
        call    init_kernel_heap
7276 dunkaist 451
        call    init_fpu
452
        mov     eax, [xsave_area_size]
453
        lea     eax, [eax*2 + RING0_STACK_SIZE*2]
454
        stdcall kernel_alloc, eax
2288 clevermous 455
        mov     [os_stack_seg], eax
456
 
457
        lea     esp, [eax+RING0_STACK_SIZE]
458
 
459
        mov     [tss._ss0], os_stack
460
        mov     [tss._esp0], esp
461
        mov     [tss._esp], esp
462
        mov     [tss._cs], os_code
463
        mov     [tss._ss], os_stack
464
        mov     [tss._ds], app_data
465
        mov     [tss._es], app_data
466
        mov     [tss._fs], app_data
467
        mov     [tss._gs], app_data
468
        mov     [tss._io], 128
469
;Add IO access table - bit array of permitted ports
470
        mov     edi, tss._io_map_0
471
        xor     eax, eax
472
        not     eax
473
        mov     ecx, 8192/4
474
        rep stosd                    ; access to 4096*8=65536 ports
475
 
476
        mov     ax, tss0
477
        ltr     ax
478
 
6263 serge 479
        mov     eax, sys_proc
480
        list_init eax
481
        add     eax, PROC.thr_list
482
        list_init eax
483
 
484
        call    init_video
485
        call    init_mtrr
486
        mov     [LFBAddress], LFB_BASE
487
        mov     ecx, bios_fb
488
        call    set_framebuffer
2288 clevermous 489
        call    init_malloc
490
 
5130 serge 491
        stdcall alloc_kernel_space, 0x50000         ; FIXME check size
2288 clevermous 492
        mov     [default_io_map], eax
493
 
494
        add     eax, 0x2000
495
        mov     [ipc_tmp], eax
496
        mov     ebx, 0x1000
497
 
498
        add     eax, 0x40000
499
        mov     [proc_mem_map], eax
500
 
501
        add     eax, 0x8000
502
        mov     [proc_mem_pdir], eax
503
 
504
        add     eax, ebx
505
        mov     [proc_mem_tab], eax
506
 
507
        add     eax, ebx
508
        mov     [tmp_task_ptab], eax
509
 
510
        add     eax, ebx
511
        mov     [ipc_pdir], eax
512
 
513
        add     eax, ebx
514
        mov     [ipc_ptab], eax
515
 
516
        stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
517
                (unpack.lc+unpack.lp)))*4
518
 
519
        mov     [unpack.p], eax
520
 
521
        call    init_events
2384 hidnplayr 522
        mov     eax, srv.fd-SRV.fd
2288 clevermous 523
        mov     [srv.fd], eax
524
        mov     [srv.bk], eax
525
 
526
;Set base of graphic segment to linear address of LFB
527
        mov     eax, [LFBAddress]         ; set for gs
528
        mov     [graph_data_l+2], ax
529
        shr     eax, 16
530
        mov     [graph_data_l+4], al
531
        mov     [graph_data_l+7], ah
532
 
5351 serge 533
        stdcall kernel_alloc, [_display.win_map_size]
534
        mov     [_display.win_map], eax
2288 clevermous 535
 
536
        xor     eax, eax
537
        inc     eax
538
 
539
; set background
540
 
541
        mov     [BgrDrawMode], eax
542
        mov     [BgrDataWidth], eax
543
        mov     [BgrDataHeight], eax
544
        mov     [mem_BACKGROUND], 4
545
        mov     [img_background], static_background_data
546
 
4199 mario79 547
; set clipboard
548
 
549
        xor     eax, eax
550
        mov     [clipboard_slots], eax
551
        mov     [clipboard_write_lock], eax
552
        stdcall kernel_alloc, 4096
553
        test    eax, eax
554
        jnz     @f
555
 
556
        dec     eax
557
@@:
558
        mov     [clipboard_main_list], eax
559
 
8111 dunkaist 560
        call    check_acpi
561
 
5787 serge 562
        mov     eax, [hpet_base]
563
        test    eax, eax
564
        jz      @F
565
        stdcall map_io_mem, [hpet_base], 1024, PG_GLOBAL+PAT_UC+PG_SWR
566
        mov     [hpet_base], eax
8111 dunkaist 567
        mov     eax, [eax+HPET_ID]
5787 serge 568
        DEBUGF  1, "K : HPET caps %x\n", eax
8111 dunkaist 569
        call    init_hpet
5787 serge 570
@@:
3296 clevermous 571
; SET UP OS TASK
572
 
573
        mov     esi, boot_setostask
574
        call    boot_log
575
 
6263 serge 576
        mov     edi, sys_proc+PROC.heap_lock
5595 serge 577
        mov     ecx, (PROC.ht_free-PROC.heap_lock)/4
5130 serge 578
 
5595 serge 579
        xor     eax, eax
580
        cld
581
        rep stosd
582
 
583
        mov     [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3
584
        mov     [edi+4], dword 3           ;reserve handles for stdin stdout and stderr
585
        mov     ecx, (PROC.pdt_0 - PROC.htab)/4
586
        add     edi, 8
587
        inc     eax
588
@@:
589
        stosd
590
        inc     eax
591
        cmp     eax, ecx
592
        jbe     @B
593
 
594
        mov     [sys_proc+PROC.pdt_0_phys], sys_proc-OS_BASE+PROC.pdt_0
595
 
5130 serge 596
        mov     eax, -1
597
        mov     edi, thr_slot_map+4
598
        mov     [edi-4], dword 0xFFFFFFF8
599
        stosd
600
        stosd
601
        stosd
602
        stosd
603
        stosd
604
        stosd
605
        stosd
606
 
607
        mov     [current_process], sys_proc
608
 
8093 dunkaist 609
        mov     edx, SLOT_BASE+sizeof.APPDATA*1
3534 clevermous 610
        mov     ebx, [os_stack_seg]
7276 dunkaist 611
        add     ebx, RING0_STACK_SIZE
612
        add     ebx, [xsave_area_size]
3534 clevermous 613
        call    setup_os_slot
614
        mov     dword [edx], 'IDLE'
615
        sub     [edx+APPDATA.saved_esp], 4
616
        mov     eax, [edx+APPDATA.saved_esp]
617
        mov     dword [eax], idle_thread
618
        mov     ecx, IDLE_PRIORITY
619
        call    scheduler_add_thread
3296 clevermous 620
 
8093 dunkaist 621
        mov     edx, SLOT_BASE+sizeof.APPDATA*2
3534 clevermous 622
        mov     ebx, [os_stack_seg]
623
        call    setup_os_slot
624
        mov     dword [edx], 'OS'
625
        xor     ecx, ecx
626
        call    scheduler_add_thread
3296 clevermous 627
 
8869 rgimad 628
        mov     dword [current_slot_idx], 2
8867 rgimad 629
        mov     [thread_count], 2
8093 dunkaist 630
        mov     dword [current_slot], SLOT_BASE + sizeof.APPDATA*2
8869 rgimad 631
        mov     dword [TASK_BASE], TASK_TABLE + sizeof.TASKDATA*2
3296 clevermous 632
 
5033 clevermous 633
; Move other CPUs to deep sleep, if it is useful
634
uglobal
635
use_mwait_for_idle db 0
636
endg
637
        cmp     [cpu_vendor+8], 'ntel'
638
        jnz     .no_wake_cpus
639
        bt      [cpu_caps+4], CAPS_MONITOR-32
640
        jnc     .no_wake_cpus
641
        dbgstr 'using mwait for idle loop'
642
        inc     [use_mwait_for_idle]
643
        mov     ebx, [cpu_count]
644
        cmp     ebx, 1
645
        jbe     .no_wake_cpus
646
        call    create_trampoline_pgmap
647
        mov     [cr3_ap+OS_BASE], eax
648
        mov     eax, cr4
649
        mov     [cr4_ap+OS_BASE], eax
650
        mov     esi, OS_BASE + ap_init16
651
        mov     edi, OS_BASE + 8000h
652
        mov     ecx, (ap_init16_size + 3) / 4
653
        rep movsd
8119 dunkaist 654
        mov     eax, [LAPIC_BASE]
655
        test    eax, eax
656
        jnz     @f
5359 serge 657
        stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_GLOBAL+PG_NOCACHE+PG_SWR
5033 clevermous 658
        mov     [LAPIC_BASE], eax
8119 dunkaist 659
@@:
660
        lea     edi, [eax+APIC_ICRL]
5033 clevermous 661
        mov     esi, smpt+4
662
        dec     ebx
663
.wake_cpus_loop:
664
        lodsd
5049 clevermous 665
        push    esi
666
        xor     esi, esi
667
        inc     esi
5033 clevermous 668
        shl     eax, 24
669
        mov     [edi+10h], eax
670
; assert INIT IPI
671
        mov     dword [edi], 0C500h
5049 clevermous 672
        call    delay_ms
5033 clevermous 673
@@:
674
        test    dword [edi], 1000h
675
        jnz     @b
676
; deassert INIT IPI
677
        mov     dword [edi], 8500h
5049 clevermous 678
        call    delay_ms
5033 clevermous 679
@@:
680
        test    dword [edi], 1000h
681
        jnz     @b
682
; send STARTUP IPI
683
        mov     dword [edi], 600h + (8000h shr 12)
5049 clevermous 684
        call    delay_ms
5033 clevermous 685
@@:
686
        test    dword [edi], 1000h
687
        jnz     @b
5049 clevermous 688
        pop     esi
5033 clevermous 689
        dec     ebx
690
        jnz     .wake_cpus_loop
691
        mov     eax, [cpu_count]
692
        dec     eax
693
@@:
694
        cmp     [ap_initialized], eax
695
        jnz     @b
696
        mov     eax, [cr3_ap+OS_BASE]
697
        call    free_page
698
.no_wake_cpus:
2288 clevermous 699
 
700
; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
2642 mario79 701
        mov     esi, boot_initirq
702
        call    boot_log
703
        call    init_irqs
2288 clevermous 704
 
2642 mario79 705
        mov     esi, boot_picinit
706
        call    boot_log
2288 clevermous 707
        call    PIC_init
708
 
2642 mario79 709
        mov     esi, boot_v86machine
710
        call    boot_log
2288 clevermous 711
; Initialize system V86 machine
712
        call    init_sys_v86
713
 
2642 mario79 714
        mov     esi, boot_inittimer
715
        call    boot_log
2288 clevermous 716
; Initialize system timer (IRQ0)
717
        call    PIT_init
718
 
4273 clevermous 719
; Register ramdisk file system
8091 dunkaist 720
if ~ defined extended_primary_loader
8089 dunkaist 721
        cmp     [BOOT.rd_load_from], RD_LOAD_FROM_HD    ; will be loaded later
4772 mario79 722
        je      @f
8091 dunkaist 723
end if
8089 dunkaist 724
        cmp     [BOOT.rd_load_from], RD_LOAD_FROM_NONE
725
        je      @f
726
        call    register_ramdisk
4772 mario79 727
;--------------------------------------
728
@@:
2642 mario79 729
        mov     esi, boot_initapic
730
        call    boot_log
2288 clevermous 731
; Try to Initialize APIC
732
        call    APIC_init
733
 
2642 mario79 734
        mov     esi, boot_enableirq
735
        call    boot_log
3785 mario79 736
; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
2288 clevermous 737
; they are used: when partitions are scanned, hd_read relies on timer
738
        call    unmask_timer
7733 dunkaist 739
        ; Prevent duplicate timer IRQs in APIC mode
740
        cmp     [irq_mode], IRQ_APIC
741
        jz      @f
2288 clevermous 742
        stdcall enable_irq, 2               ; @#$%! PIC
7733 dunkaist 743
@@:
2288 clevermous 744
        stdcall enable_irq, 13              ; co-processor
4741 hidnplayr 745
 
746
; Setup serial output console (if enabled)
747
if defined debug_com_base
748
 
749
        ; reserve port so nobody else will use it
750
        xor     ebx, ebx
751
        mov     ecx, debug_com_base
752
        mov     edx, debug_com_base+7
753
        call    r_f_port_area
754
 
755
        ; enable Divisor latch
756
        mov     dx, debug_com_base+3
757
        mov     al, 1 shl 7
758
        out     dx, al
759
 
760
        ; Set speed to 115200 baud (max speed)
761
        mov     dx, debug_com_base
762
        mov     al, 0x01
763
        out     dx, al
764
 
765
        mov     dx, debug_com_base+1
766
        mov     al, 0x00
767
        out     dx, al
768
 
769
        ; No parity, 8bits words, one stop bit, dlab bit back to 0
770
        mov     dx, debug_com_base+3
771
        mov     al, 3
772
        out     dx, al
773
 
774
        ; disable interrupts
775
        mov     dx, debug_com_base+1
776
        mov     al, 0
777
        out     dx, al
778
 
779
        ; clear +  enable fifo (64 bits)
780
        mov     dx, debug_com_base+2
781
        mov     al, 0x7 + 1 shl 5
782
        out     dx, al
783
 
784
end if
785
 
786
 
4575 mario79 787
;-----------------------------------------------------------------------------
788
; show SVN version of kernel on the message board
789
;-----------------------------------------------------------------------------
790
        mov     eax, [version_inf.rev]
791
        DEBUGF  1, "K : kernel SVN r%d\n", eax
792
;-----------------------------------------------------------------------------
793
; show CPU count on the message board
794
;-----------------------------------------------------------------------------
795
        mov     eax, [cpu_count]
796
        test    eax, eax
797
        jnz     @F
798
        mov     al, 1                             ; at least one CPU
799
@@:
800
        DEBUGF  1, "K : %d CPU detected\n", eax
801
;-----------------------------------------------------------------------------
802
; detect Floppy drives
803
;-----------------------------------------------------------------------------
804
        mov     esi, boot_detectfloppy
805
        call    boot_log
806
include 'detect/dev_fd.inc'
807
;-----------------------------------------------------------------------------
4624 mario79 808
; create pci-devices list
4575 mario79 809
;-----------------------------------------------------------------------------
4624 mario79 810
        mov     [pci_access_enabled], 1
811
        call    pci_enum
3762 mario79 812
;-----------------------------------------------------------------------------
4624 mario79 813
; initialisation IDE ATA code
4575 mario79 814
;-----------------------------------------------------------------------------
4624 mario79 815
include 'detect/init_ata.inc'
4575 mario79 816
;-----------------------------------------------------------------------------
9183 rgimad 817
; initialisation AHCI code
818
;-----------------------------------------------------------------------------
819
        jmp     ahci_code_end
820
include 'blkdev/ahci.inc'
821
ahci_code_end:
822
        call    ahci_init
823
;-----------------------------------------------------------------------------
2288 clevermous 824
if 0
8089 dunkaist 825
        mov     ax, [BOOT.sys_disk]
2288 clevermous 826
        cmp     ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
827
        je      no_lib_load
2642 mario79 828
 
829
        mov     esi, boot_loadlibs
830
        call    boot_log
2288 clevermous 831
; LOADING LIBRARES
832
        stdcall dll.Load, @IMPORT           ; loading librares for kernel (.obj files)
833
        call    load_file_parse_table       ; prepare file parse table
834
        call    set_kernel_conf             ; configure devices and gui
835
no_lib_load:
836
end if
837
 
838
; Display APIC status
839
        mov     esi, boot_APIC_found
840
        cmp     [irq_mode], IRQ_APIC
841
        je      @f
842
        mov     esi, boot_APIC_nfound
843
@@:
2642 mario79 844
        call    boot_log
2288 clevermous 845
 
846
; PRINT AMOUNT OF MEMORY
847
        mov     esi, boot_memdetect
848
        call    boot_log
849
 
850
        movzx   ecx, word [boot_y]
851
        if lang eq ru
852
        or      ecx, (10+30*6) shl 16
3274 esevece 853
        else if lang eq sp
854
        or      ecx, (10+33*6) shl 16
855
        else
2288 clevermous 856
        or      ecx, (10+29*6) shl 16
3274 esevece 857
        end if
2288 clevermous 858
        sub     ecx, 10
859
        mov     edx, 0xFFFFFF
860
        mov     ebx, [MEM_AMOUNT]
861
        shr     ebx, 20
862
        xor     edi, edi
863
        mov     eax, 0x00040000
864
        inc     edi
865
        call    display_number_force
866
 
867
; BUILD SCHEDULER
868
 
2642 mario79 869
;        call    build_scheduler; sys32.inc
2288 clevermous 870
 
2642 mario79 871
;        mov     esi, boot_devices
872
;        call    boot_log
2288 clevermous 873
 
4297 yogev_ezra 874
include "detect/vortex86.inc"                     ; Vortex86 SoC detection code
875
 
5039 clevermous 876
        stdcall load_pe_driver, szVidintel, 0
3508 clevermous 877
 
3520 clevermous 878
        call    usb_init
879
 
2288 clevermous 880
; SET PRELIMINARY WINDOW STACK AND POSITIONS
881
 
882
        mov     esi, boot_windefs
883
        call    boot_log
884
        call    set_window_defaults
885
 
886
; SET BACKGROUND DEFAULTS
887
 
888
        mov     esi, boot_bgr
889
        call    boot_log
890
        call    init_background
891
        call    calculatebackground
892
 
893
; RESERVE SYSTEM IRQ'S JA PORT'S
894
 
895
        mov     esi, boot_resirqports
896
        call    boot_log
897
        call    reserve_irqs_ports
898
 
899
        call    init_display
900
        mov     eax, [def_cursor]
8093 dunkaist 901
        mov     [SLOT_BASE+APPDATA.cursor+sizeof.APPDATA], eax
902
        mov     [SLOT_BASE+APPDATA.cursor+sizeof.APPDATA*2], eax
2288 clevermous 903
 
3501 Serge 904
; PRINT CPU FREQUENCY
2288 clevermous 905
 
3501 Serge 906
        mov     esi, boot_cpufreq
2288 clevermous 907
        call    boot_log
3501 Serge 908
 
5792 serge 909
        cli
910
        mov     ebx, [hpet_base]
911
        test    ebx, ebx
912
        jz      @F
8111 dunkaist 913
        mov     ebx, [ebx+HPET_COUNTER]
5792 serge 914
 
3501 Serge 915
        rdtsc
5792 serge 916
        mov     ecx, 1000
917
        sub     eax, [hpet_tsc_start]
918
        sbb     edx, [hpet_tsc_start+4]
919
        shld    edx, eax, 10
920
        shl     eax, 10
921
        mov     esi, eax
922
        mov     eax, edx
923
        mul     ecx
924
        xchg    eax, esi
925
        mul     ecx
926
        adc     edx, esi
927
        div     ebx
928
        mul     ecx
929
        div     [hpet_period]
930
        mul     ecx
931
        DEBUGF  1, "K : cpu frequency %u Hz\n", eax
932
        jmp     .next
933
@@:
934
        rdtsc
2288 clevermous 935
        mov     ecx, eax
936
        mov     esi, 250            ; wait 1/4 a second
937
        call    delay_ms
3501 Serge 938
        rdtsc
939
 
2288 clevermous 940
        sub     eax, ecx
3481 Serge 941
        xor     edx, edx
942
        shld    edx, eax, 2
2288 clevermous 943
        shl     eax, 2
5792 serge 944
.next:
3481 Serge 945
        mov     dword [cpu_freq], eax
946
        mov     dword [cpu_freq+4], edx
3502 Serge 947
        mov     ebx, 1000000
948
        div     ebx
3501 Serge 949
        mov     ebx, eax
2288 clevermous 950
 
951
        movzx   ecx, word [boot_y]
952
        if lang eq ru
3501 Serge 953
        add     ecx, (10+19*6) shl 16 - 10
3274 esevece 954
        else if lang eq sp
3501 Serge 955
        add     ecx, (10+25*6) shl 16 - 10
3274 esevece 956
        else
3501 Serge 957
        add     ecx, (10+17*6) shl 16 - 10
3274 esevece 958
        end if
3501 Serge 959
 
2288 clevermous 960
        mov     edx, 0xFFFFFF
961
        xor     edi, edi
962
        mov     eax, 0x00040000
963
        inc     edi
964
        call    display_number_force
965
 
966
; SET VARIABLES
967
 
968
        call    set_variables
969
 
970
; STACK AND FDC
971
 
972
        call    stack_init
973
        call    fdc_init
974
 
975
; PALETTE FOR 320x200 and 640x480 16 col
976
 
977
        cmp     [SCR_MODE], word 0x12
978
        jne     no_pal_vga
979
        mov     esi, boot_pal_vga
980
        call    boot_log
981
        call    paletteVGA
982
      no_pal_vga:
983
 
984
        cmp     [SCR_MODE], word 0x13
985
        jne     no_pal_ega
986
        mov     esi, boot_pal_ega
987
        call    boot_log
988
        call    palette320x200
989
      no_pal_ega:
990
 
991
; LOAD DEFAULT SKIN
992
 
993
        call    load_default_skin
994
 
5635 hidnplayr 995
; Protect I/O permission map
2288 clevermous 996
 
997
        mov     esi, [default_io_map]
8093 dunkaist 998
        stdcall map_page, esi, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map], PG_READ
2288 clevermous 999
        add     esi, 0x1000
8093 dunkaist 1000
        stdcall map_page, esi, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map+4], PG_READ
2288 clevermous 1001
 
1002
        stdcall map_page, tss._io_map_0, \
8093 dunkaist 1003
                [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map], PG_READ
2288 clevermous 1004
        stdcall map_page, tss._io_map_1, \
8093 dunkaist 1005
                [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map+4], PG_READ
2288 clevermous 1006
 
1007
; SET KEYBOARD PARAMETERS
1008
        mov     al, 0xf6       ; reset keyboard, scan enabled
5012 clevermous 1009
        call    kb_write_wait_ack
2601 clevermous 1010
        test    ah, ah
1011
        jnz     .no_keyboard
2288 clevermous 1012
 
2601 clevermous 1013
iglobal
1014
align 4
1015
ps2_keyboard_functions:
1016
        dd      .end - $
1017
        dd      0       ; no close
1018
        dd      ps2_set_lights
1019
.end:
1020
endg
1021
        stdcall register_keyboard, ps2_keyboard_functions, 0
2288 clevermous 1022
       ; mov   al, 0xED       ; Keyboard LEDs - only for testing!
5012 clevermous 1023
       ; call  kb_write_wait_ack
2288 clevermous 1024
       ; mov   al, 111b
5012 clevermous 1025
       ; call  kb_write_wait_ack
2288 clevermous 1026
 
1027
        mov     al, 0xF3     ; set repeat rate & delay
5012 clevermous 1028
        call    kb_write_wait_ack
2288 clevermous 1029
        mov     al, 0; 30 250 ;00100010b ; 24 500  ;00100100b  ; 20 500
5012 clevermous 1030
        call    kb_write_wait_ack
2288 clevermous 1031
     ;// mike.dld [
1032
        call    set_lights
1033
     ;// mike.dld ]
1034
        stdcall attach_int_handler, 1, irq1, 0
4734 mario79 1035
        DEBUGF  1, "K : IRQ1 return code %x\n", eax
2601 clevermous 1036
.no_keyboard:
2288 clevermous 1037
 
4553 hidnplayr 1038
; Load PS/2 mouse driver
2288 clevermous 1039
 
5044 clevermous 1040
        stdcall load_pe_driver, szPS2MDriver, 0
2288 clevermous 1041
 
1042
        mov     esi, boot_setmouse
1043
        call    boot_log
1044
        call    setmouse
1045
 
5031 clevermous 1046
; LOAD FIRST APPLICATION
1047
        cmp     byte [launcher_start], 1        ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
1048
        jnz     first_app_found
1049
 
1050
        cli
1051
        mov     ebp, firstapp
1052
        call    fs_execute_from_sysdir
1053
        test    eax, eax
1054
        jns     first_app_found
1055
 
1056
        mov     esi, boot_failed
1057
        call    boot_log
1058
 
1059
        mov     eax, 0xDEADBEEF      ; otherwise halt
1060
        hlt
1061
 
1062
first_app_found:
1063
 
2288 clevermous 1064
; START MULTITASKING
7129 dunkaist 1065
preboot_blogesc = 0       ; start immediately after bootlog
2288 clevermous 1066
 
1067
; A 'All set - press ESC to start' messages if need
1068
if preboot_blogesc
1069
        mov     esi, boot_tasking
1070
        call    boot_log
1071
.bll1:
1072
        in      al, 0x60        ; wait for ESC key press
1073
        cmp     al, 129
1074
        jne     .bll1
1075
end if
1076
 
1077
        mov     [timer_ticks_enable], 1         ; for cd driver
1078
 
1079
        sti
4734 mario79 1080
 
4608 clevermous 1081
        call    mtrr_validate
1082
 
2288 clevermous 1083
        jmp     osloop
1084
 
1085
 
1086
        ; Fly :)
1087
 
5033 clevermous 1088
uglobal
1089
align 4
1090
ap_initialized  dd      0
1091
endg
1092
 
1093
ap_init_high:
1094
        mov     ax, os_stack
1095
        mov     bx, app_data
1096
        mov     cx, app_tls
1097
        mov     ss, ax
1098
        mov     ds, bx
1099
        mov     es, bx
1100
        mov     fs, cx
1101
        mov     gs, bx
1102
        xor     esp, esp
5130 serge 1103
        mov     eax, sys_proc-OS_BASE+PROC.pdt_0
5033 clevermous 1104
        mov     cr3, eax
1105
        lock inc [ap_initialized]
1106
        jmp     idle_loop
1107
 
1108
 
2288 clevermous 1109
include 'unpacker.inc'
1110
 
1111
align 4
1112
boot_log:
1113
        pushad
1114
 
1115
        mov     ebx, 10*65536
1116
        mov     bx, word [boot_y]
1117
        add     [boot_y], dword 10
1118
        mov     ecx, 0x80ffffff; ASCIIZ string with white color
1119
        xor     edi, edi
1120
        mov     edx, esi
1121
        inc     edi
1122
        call    dtext
1123
 
1124
        mov     [novesachecksum], 1000
1125
        call    checkVga_N13
1126
 
1127
        popad
1128
 
1129
        ret
1130
 
8091 dunkaist 1131
;-----------------------------------------------------------------------------
1132
; Register ramdisk file system
1133
register_ramdisk:
1134
        mov     esi, boot_initramdisk
1135
        call    boot_log
1136
        call    ramdisk_init
1137
        ret
1138
 
3534 clevermous 1139
; in: edx -> APPDATA for OS/IDLE slot
1140
; in: ebx = stack base
1141
proc setup_os_slot
1142
        xor     eax, eax
8093 dunkaist 1143
        mov     ecx, sizeof.APPDATA/4
3534 clevermous 1144
        mov     edi, edx
1145
        rep stosd
1146
 
3535 clevermous 1147
        mov     eax, tss+0x80
1148
        call    get_pg_addr
1149
        inc     eax
1150
        mov     [edx+APPDATA.io_map], eax
1151
        mov     eax, tss+0x1080
1152
        call    get_pg_addr
1153
        inc     eax
1154
        mov     [edx+APPDATA.io_map+4], eax
1155
 
3534 clevermous 1156
        mov     dword [edx+APPDATA.pl0_stack], ebx
7124 dunkaist 1157
        lea     edi, [ebx+RING0_STACK_SIZE]
3534 clevermous 1158
        mov     dword [edx+APPDATA.fpu_state], edi
1159
        mov     dword [edx+APPDATA.saved_esp0], edi
1160
        mov     dword [edx+APPDATA.saved_esp], edi
1161
        mov     dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
1162
 
1163
        mov     esi, fpu_data
7165 clevermous 1164
        mov     ecx, [xsave_area_size]
1165
        add     ecx, 3
1166
        shr     ecx, 2
3534 clevermous 1167
        rep movsd
1168
 
8087 dunkaist 1169
        lea     eax, [edx+APP_EV_OFFSET]
1170
        mov     dword [edx+APPDATA.fd_ev], eax
1171
        mov     dword [edx+APPDATA.bk_ev], eax
1172
 
3534 clevermous 1173
        lea     eax, [edx+APP_OBJ_OFFSET]
1174
        mov     dword [edx+APPDATA.fd_obj], eax
1175
        mov     dword [edx+APPDATA.bk_obj], eax
1176
 
6502 pathoswith 1177
        mov     dword [edx+APPDATA.cur_dir], sysdir_path-2
3534 clevermous 1178
 
5130 serge 1179
        mov     [edx + APPDATA.process], sys_proc
3534 clevermous 1180
 
5130 serge 1181
        lea     ebx, [edx+APPDATA.list]
1182
        lea     ecx, [sys_proc+PROC.thr_list]
1183
        list_add_tail ebx, ecx
1184
 
3534 clevermous 1185
        mov     eax, edx
1186
        shr     eax, 3
8869 rgimad 1187
        add     eax, TASK_TABLE - (SLOT_BASE shr 3)
3534 clevermous 1188
        mov     [eax+TASKDATA.wnd_number], dh
1189
        mov     byte [eax+TASKDATA.pid], dh
1190
 
1191
        ret
1192
endp
1193
 
2288 clevermous 1194
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1195
;                                                                    ;
1196
;                    MAIN OS LOOP START                              ;
1197
;                                                                    ;
1198
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1199
align 32
1200
osloop:
3534 clevermous 1201
        mov     edx, osloop_has_work?
1202
        xor     ecx, ecx
1203
        call    Wait_events
1204
        xor     eax, eax
1205
        xchg    eax, [osloop_nonperiodic_work]
1206
        test    eax, eax
1207
        jz      .no_periodic
4734 mario79 1208
 
2453 mario79 1209
        call    __sys_draw_pointer
2288 clevermous 1210
        call    window_check_events
1211
        call    mouse_check_events
1212
        call    checkmisc
1213
        call    checkVga_N13
4734 mario79 1214
;--------------------------------------
3534 clevermous 1215
.no_periodic:
2288 clevermous 1216
        call    stack_handler
1217
        call    check_fdd_motor_status
1218
        call    check_ATAPI_device_event
2601 clevermous 1219
        call    check_lights_state
2288 clevermous 1220
        call    check_timers
4734 mario79 1221
 
2288 clevermous 1222
        jmp     osloop
1223
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1224
;                                                                    ;
1225
;                      MAIN OS LOOP END                              ;
1226
;                                                                    ;
1227
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534 clevermous 1228
proc osloop_has_work?
1229
        cmp     [osloop_nonperiodic_work], 0
1230
        jnz     .yes
1231
        call    stack_handler_has_work?
1232
        jnz     .yes
4273 clevermous 1233
        call    check_fdd_motor_status_has_work?
1234
        jnz     .yes
3534 clevermous 1235
        call    check_ATAPI_device_event_has_work?
1236
        jnz     .yes
1237
        call    check_lights_state_has_work?
1238
        jnz     .yes
1239
        call    check_timers_has_work?
1240
        jnz     .yes
1241
.no:
1242
        xor     eax, eax
2288 clevermous 1243
        ret
3534 clevermous 1244
.yes:
1245
        xor     eax, eax
1246
        inc     eax
1247
        ret
1248
endp
2288 clevermous 1249
 
3534 clevermous 1250
proc wakeup_osloop
1251
        mov     [osloop_nonperiodic_work], 1
1252
        ret
1253
endp
1254
 
2288 clevermous 1255
uglobal
3534 clevermous 1256
align 4
1257
osloop_nonperiodic_work dd      ?
2288 clevermous 1258
endg
1259
 
5033 clevermous 1260
uglobal
1261
align 64
1262
idle_addr       rb      64
1263
endg
1264
 
3534 clevermous 1265
idle_thread:
1266
        sti
5033 clevermous 1267
 
1268
; The following code can be executed by all CPUs in the system.
1269
; All other parts of the kernel do not expect multi-CPU.
1270
; Also, APs don't even have a stack here.
1271
; Beware. Don't do anything here. Anything at all.
3534 clevermous 1272
idle_loop:
5033 clevermous 1273
        cmp     [use_mwait_for_idle], 0
1274
        jnz     idle_loop_mwait
1275
 
1276
idle_loop_hlt:
3534 clevermous 1277
        hlt
5033 clevermous 1278
        jmp     idle_loop_hlt
2288 clevermous 1279
 
5033 clevermous 1280
idle_loop_mwait:
1281
        mov     eax, idle_addr
1282
        xor     ecx, ecx
1283
        xor     edx, edx
1284
        monitor
1285
        xor     ecx, ecx
1286
        mov     eax, 20h        ; or 10h
1287
        mwait
1288
        jmp     idle_loop_mwait
2288 clevermous 1289
 
3534 clevermous 1290
 
2288 clevermous 1291
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1292
;                                                                      ;
1293
;                   INCLUDED SYSTEM FILES                              ;
1294
;                                                                      ;
1295
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1296
 
1297
 
1298
include "kernel32.inc"
1299
 
1300
 
1301
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1302
;                                                                      ;
1303
;                       KERNEL FUNCTIONS                               ;
1304
;                                                                      ;
1305
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1306
 
1307
reserve_irqs_ports:
1308
 
1309
 
1310
; RESERVE PORTS
1311
        mov     eax, RESERVED_PORTS
1312
        mov     ecx, 1
1313
 
1314
        mov     [eax], dword 4
1315
 
1316
        mov     [eax+16], ecx
1317
        mov     [eax+16+4], dword 0
3426 hidnplayr 1318
        mov     [eax+16+8], dword 0x2D
2288 clevermous 1319
 
1320
        mov     [eax+32], ecx
1321
        mov     [eax+32+4], dword 0x30
1322
        mov     [eax+32+8], dword 0x4D
1323
 
1324
        mov     [eax+48], ecx
1325
        mov     [eax+48+4], dword 0x50
3426 hidnplayr 1326
        mov     [eax+48+8], dword 0xDF
2288 clevermous 1327
 
1328
        mov     [eax+64], ecx
1329
        mov     [eax+64+4], dword 0xE5
1330
        mov     [eax+64+8], dword 0xFF
1331
 
1332
        ret
1333
 
1334
 
1335
iglobal
3534 clevermous 1336
  process_number dd 0x2
2288 clevermous 1337
endg
1338
 
1339
set_variables:
1340
 
1341
        mov     ecx, 0x16                    ; flush port 0x60
1342
.fl60:
1343
        in      al, 0x60
1344
        loop    .fl60
1345
        push    eax
1346
 
7132 dunkaist 1347
        mov     ax, [BOOT.y_res]
2288 clevermous 1348
        shr     ax, 1
1349
        shl     eax, 16
7132 dunkaist 1350
        mov     ax, [BOOT.x_res]
2288 clevermous 1351
        shr     ax, 1
1352
        mov     [MOUSE_X], eax
3534 clevermous 1353
        call    wakeup_osloop
2288 clevermous 1354
 
1355
        xor     eax, eax
1356
        mov     [BTN_ADDR], dword BUTTON_INFO ; address of button list
1357
 
1358
        mov     byte [KEY_COUNT], al              ; keyboard buffer
1359
        mov     byte [BTN_COUNT], al              ; button buffer
1360
;        mov   [MOUSE_X],dword 100*65536+100    ; mouse x/y
1361
 
1362
        pop     eax
1363
        ret
1364
 
1365
align 4
1366
;input  eax=43,bl-byte of output, ecx - number of port
1367
sys_outport:
1368
 
1369
        mov     edi, ecx   ; separate flag for read / write
1370
        and     ecx, 65535
1371
 
1372
        mov     eax, [RESERVED_PORTS]
1373
        test    eax, eax
1374
        jnz     .sopl8
1375
        inc     eax
1376
        mov     [esp+32], eax
1377
        ret
1378
 
1379
  .sopl8:
1380
        mov     edx, [TASK_BASE]
1381
        mov     edx, [edx+0x4]
1382
    ;and   ecx,65535
1383
    ;cld - set on interrupt 0x40
1384
  .sopl1:
1385
 
1386
        mov     esi, eax
1387
        shl     esi, 4
1388
        add     esi, RESERVED_PORTS
1389
        cmp     edx, [esi+0]
1390
        jne     .sopl2
1391
        cmp     ecx, [esi+4]
1392
        jb      .sopl2
1393
        cmp     ecx, [esi+8]
1394
        jg      .sopl2
1395
.sopl3:
1396
 
1397
        test    edi, 0x80000000; read ?
1398
        jnz     .sopl4
1399
 
1400
        mov     eax, ebx
1401
        mov     dx, cx   ; write
1402
        out     dx, al
1403
        and     [esp+32], dword 0
1404
        ret
1405
 
1406
        .sopl2:
1407
 
1408
        dec     eax
1409
        jnz     .sopl1
1410
        inc     eax
1411
        mov     [esp+32], eax
1412
        ret
1413
 
1414
 
1415
  .sopl4:
1416
 
1417
        mov     dx, cx   ; read
1418
        in      al, dx
1419
        and     eax, 0xff
1420
        and     [esp+32], dword 0
1421
        mov     [esp+20], eax
1422
        ret
1423
 
1424
display_number:
8713 Doczom 1425
; add check pointers
1426
        test    bl, bl
1427
        jz      @f
1428
        stdcall is_region_userspace, ecx, 1
9045 dunkaist 1429
        jz      @f
8713 Doczom 1430
        ret
1431
@@:
1432
        test    esi, 0x08000000
1433
        jz      @f
1434
        stdcall is_region_userspace, edi, 1
9045 dunkaist 1435
        jz      @f
8713 Doczom 1436
        ret
1437
@@:
2288 clevermous 1438
;It is not optimization
1439
        mov     eax, ebx
1440
        mov     ebx, ecx
1441
        mov     ecx, edx
1442
        mov     edx, esi
1443
        mov     esi, edi
1444
; eax = print type, al=0 -> ebx is number
1445
;                   al=1 -> ebx is pointer
1446
;                   ah=0 -> display decimal
1447
;                   ah=1 -> display hexadecimal
1448
;                   ah=2 -> display binary
1449
;                   eax bits 16-21 = number of digits to display (0-32)
1450
;                   eax bits 22-31 = reserved
1451
;
1452
; ebx = number or pointer
1453
; ecx = x shl 16 + y
1454
; edx = color
1455
        xor     edi, edi
1456
display_number_force:
1457
        push    eax
1458
        and     eax, 0x3fffffff
1459
        cmp     eax, 0xffff     ; length > 0 ?
1460
        pop     eax
1461
        jge     cont_displ
1462
        ret
1463
   cont_displ:
1464
        push    eax
1465
        and     eax, 0x3fffffff
1466
        cmp     eax, 61*0x10000  ; length <= 60 ?
1467
        pop     eax
1468
        jb      cont_displ2
1469
        ret
1470
   cont_displ2:
1471
 
1472
        pushad
1473
 
1474
        cmp     al, 1            ; ecx is a pointer ?
1475
        jne     displnl1
1476
        mov     ebp, ebx
1477
        add     ebp, 4
1478
        mov     ebp, [ebp+std_application_base_address]
1479
        mov     ebx, [ebx+std_application_base_address]
1480
 displnl1:
1481
        sub     esp, 64
1482
 
1483
        test    ah, ah            ; DECIMAL
1484
        jnz     no_display_desnum
1485
        shr     eax, 16
1486
        and     eax, 0xC03f
1487
;     and   eax,0x3f
1488
        push    eax
1489
        and     eax, 0x3f
1490
        mov     edi, esp
1491
        add     edi, 4+64-1
1492
        mov     ecx, eax
1493
        mov     eax, ebx
1494
        mov     ebx, 10
1495
 d_desnum:
1496
        xor     edx, edx
1497
        call    division_64_bits
1498
        div     ebx
1499
        add     dl, 48
1500
        mov     [edi], dl
1501
        dec     edi
1502
        loop    d_desnum
1503
        pop     eax
1504
        call    normalize_number
1505
        call    draw_num_text
1506
        add     esp, 64
1507
        popad
1508
        ret
1509
   no_display_desnum:
1510
 
1511
        cmp     ah, 0x01         ; HEXADECIMAL
1512
        jne     no_display_hexnum
1513
        shr     eax, 16
1514
        and     eax, 0xC03f
1515
;     and   eax,0x3f
1516
        push    eax
1517
        and     eax, 0x3f
1518
        mov     edi, esp
1519
        add     edi, 4+64-1
1520
        mov     ecx, eax
1521
        mov     eax, ebx
1522
        mov     ebx, 16
1523
   d_hexnum:
1524
        xor     edx, edx
1525
        call    division_64_bits
1526
        div     ebx
1527
   hexletters = __fdo_hexdigits
1528
        add     edx, hexletters
1529
        mov     dl, [edx]
1530
        mov     [edi], dl
1531
        dec     edi
1532
        loop    d_hexnum
1533
        pop     eax
1534
        call    normalize_number
1535
        call    draw_num_text
1536
        add     esp, 64
1537
        popad
1538
        ret
1539
   no_display_hexnum:
1540
 
1541
        cmp     ah, 0x02         ; BINARY
1542
        jne     no_display_binnum
1543
        shr     eax, 16
1544
        and     eax, 0xC03f
1545
;     and   eax,0x3f
1546
        push    eax
1547
        and     eax, 0x3f
1548
        mov     edi, esp
1549
        add     edi, 4+64-1
1550
        mov     ecx, eax
1551
        mov     eax, ebx
1552
        mov     ebx, 2
1553
   d_binnum:
1554
        xor     edx, edx
1555
        call    division_64_bits
1556
        div     ebx
1557
        add     dl, 48
1558
        mov     [edi], dl
1559
        dec     edi
1560
        loop    d_binnum
1561
        pop     eax
1562
        call    normalize_number
1563
        call    draw_num_text
1564
        add     esp, 64
1565
        popad
1566
        ret
1567
   no_display_binnum:
1568
 
1569
        add     esp, 64
1570
        popad
1571
        ret
1572
 
1573
normalize_number:
1574
        test    ah, 0x80
1575
        jz      .continue
1576
        mov     ecx, 48
1577
        and     eax, 0x3f
1578
@@:
1579
        inc     edi
1580
        cmp     [edi], cl
1581
        jne     .continue
1582
        dec     eax
1583
        cmp     eax, 1
1584
        ja      @r
1585
        mov     al, 1
1586
.continue:
1587
        and     eax, 0x3f
1588
        ret
1589
 
1590
division_64_bits:
1591
        test    [esp+1+4], byte 0x40
1592
        jz      .continue
1593
        push    eax
1594
        mov     eax, ebp
1595
        div     ebx
1596
        mov     ebp, eax
1597
        pop     eax
1598
.continue:
1599
        ret
1600
 
1601
draw_num_text:
1602
        mov     esi, eax
1603
        mov     edx, 64+4
1604
        sub     edx, eax
1605
        add     edx, esp
1606
        mov     ebx, [esp+64+32-8+4]
1607
; add window start x & y
1608
        mov     ecx, [TASK_BASE]
1609
 
8869 rgimad 1610
        mov     edi, [current_slot_idx]
2288 clevermous 1611
        shl     edi, 8
1612
 
1613
        mov     eax, [ecx-twdw+WDATA.box.left]
1614
        add     eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1615
        shl     eax, 16
1616
        add     eax, [ecx-twdw+WDATA.box.top]
1617
        add     eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1618
        add     ebx, eax
1619
        mov     ecx, [esp+64+32-12+4]
1620
        mov     eax, [esp+64+8]         ; background color (if given)
1621
        mov     edi, [esp+64+4]
6272 pathoswith 1622
        and     ecx, 5FFFFFFFh
1623
        bt      ecx, 27
1624
        jnc     @f
1625
        mov     edi, eax
1626
@@:
2288 clevermous 1627
        jmp     dtext
4700 mario79 1628
;-----------------------------------------------------------------------------
1629
iglobal
1630
midi_base dw 0
1631
endg
1632
;-----------------------------------------------------------------------------
2288 clevermous 1633
align 4
1634
sys_setup:
4700 mario79 1635
;  1 = roland mpu midi base , base io address
1636
;  2 = keyboard   1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
1637
;  3 = not used
1638
;  4 = not used
1639
;  5 = system language, 1eng 2fi 3ger 4rus
1640
;  6 = not used
1641
;  7 = not used
1642
;  8 = not used
1643
;  9 = not used
1644
; 10 = not used
2288 clevermous 1645
; 11 = enable lba read
1646
; 12 = enable pci access
4700 mario79 1647
;-----------------------------------------------------------------------------
1648
        and     [esp+32], dword 0
1649
; F.21.1 - set MPU MIDI base port
1650
        dec     ebx
1651
        jnz     @f
2288 clevermous 1652
 
1653
        cmp     ecx, 0x100
4700 mario79 1654
        jb      @f
2288 clevermous 1655
 
1656
        mov     esi, 65535
1657
        cmp     esi, ecx
4700 mario79 1658
        jb      @f
2288 clevermous 1659
 
4700 mario79 1660
        mov     [midi_base], cx
1661
        mov     word [mididp], cx
1662
        inc     cx
1663
        mov     word [midisp], cx
2288 clevermous 1664
        ret
4700 mario79 1665
;--------------------------------------
1666
@@:
1667
; F.21.2 - set keyboard layout
1668
        dec     ebx
1669
        jnz     @f
2288 clevermous 1670
 
1671
        mov     edi, [TASK_BASE]
1672
        mov     eax, [edi+TASKDATA.mem_start]
1673
        add     eax, edx
4700 mario79 1674
; 1 = normal layout
1675
        dec     ecx
1676
        jnz     .shift
2288 clevermous 1677
 
1678
        mov     ebx, keymap
1679
        mov     ecx, 128
1680
        call    memmove
1681
        ret
4700 mario79 1682
;--------------------------------------
1683
.shift:
1684
; 2 = layout at pressed Shift
2288 clevermous 1685
        dec     ecx
4700 mario79 1686
        jnz     .alt
2288 clevermous 1687
 
1688
        mov     ebx, keymap_shift
1689
        mov     ecx, 128
1690
        call    memmove
1691
        ret
4700 mario79 1692
;--------------------------------------
1693
.alt:
1694
; 3 = layout at pressed Alt
2288 clevermous 1695
        dec     ecx
4700 mario79 1696
        jnz     .country
1697
 
2288 clevermous 1698
        mov     ebx, keymap_alt
1699
        mov     ecx, 128
1700
        call    memmove
1701
        ret
4700 mario79 1702
;--------------------------------------
1703
.country:
1704
; country identifier
2288 clevermous 1705
        sub     ecx, 6
4700 mario79 1706
        jnz     .error
1707
 
2288 clevermous 1708
        mov     word [keyboard], dx
1709
        ret
4700 mario79 1710
;--------------------------------------
1711
@@:
1712
; F.21.5 - set system language
1713
        sub     ebx, 3
1714
        jnz     @f
2288 clevermous 1715
 
1716
        mov     [syslang], ecx
1717
        ret
4700 mario79 1718
;--------------------------------------
1719
@@:
1720
; F.21.11 - enable/disable low-level access to HD
1721
        and     ecx, 1
1722
        sub     ebx, 6
1723
        jnz     @f
2288 clevermous 1724
 
4700 mario79 1725
        mov     [lba_read_enabled], ecx
2288 clevermous 1726
        ret
4700 mario79 1727
;--------------------------------------
1728
@@:
1729
; F.21.12 - enable/disable low-level access to PCI
2288 clevermous 1730
        dec     ebx
4700 mario79 1731
        jnz     .error
2288 clevermous 1732
 
1733
        mov     [pci_access_enabled], ecx
1734
        ret
4700 mario79 1735
;--------------------------------------
1736
.error:
2288 clevermous 1737
        or      [esp+32], dword -1
1738
        ret
4700 mario79 1739
;-----------------------------------------------------------------------------
2288 clevermous 1740
align 4
1741
sys_getsetup:
4700 mario79 1742
;  1 = roland mpu midi base , base io address
1743
;  2 = keyboard   1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
1744
;  3 = not used
1745
;  4 = not used
1746
;  5 = system language, 1eng 2fi 3ger 4rus
1747
;  6 = not used
1748
;  7 = not used
1749
;  8 = not used
1750
;  9 = get hs timer tic
1751
; 10 = not used
1752
; 11 = get the state "lba read"
1753
; 12 = get the state "pci access"
1754
;-----------------------------------------------------------------------------
1755
; F.26.1 - get MPU MIDI base port
1756
        dec     ebx
1757
        jnz     @f
2288 clevermous 1758
 
1759
        movzx   eax, [midi_base]
1760
        mov     [esp+32], eax
1761
        ret
4700 mario79 1762
;--------------------------------------
1763
@@:
1764
; F.26.2 - get keyboard layout
2288 clevermous 1765
        dec     ebx
4700 mario79 1766
        jnz     @f
2288 clevermous 1767
 
1768
        mov     edi, [TASK_BASE]
1769
        mov     ebx, [edi+TASKDATA.mem_start]
1770
        add     ebx, edx
4700 mario79 1771
; 1 = normal layout
1772
        dec     ecx
1773
        jnz     .shift
2288 clevermous 1774
 
8160 rgimad 1775
        ; if given memory address belongs to kernel then error
8329 rgimad 1776
        stdcall is_region_userspace, ebx, 128
9045 dunkaist 1777
        jnz     .addr_error
8158 rgimad 1778
 
2288 clevermous 1779
        mov     eax, keymap
1780
        mov     ecx, 128
1781
        call    memmove
1782
        ret
4700 mario79 1783
;--------------------------------------
1784
.shift:
1785
; 2 = layout with pressed Shift
2288 clevermous 1786
        dec     ecx
4700 mario79 1787
        jnz     .alt
2288 clevermous 1788
 
8329 rgimad 1789
        stdcall is_region_userspace, ebx, 128
9045 dunkaist 1790
        jnz     .addr_error
8158 rgimad 1791
 
2288 clevermous 1792
        mov     eax, keymap_shift
1793
        mov     ecx, 128
1794
        call    memmove
1795
        ret
4700 mario79 1796
;--------------------------------------
1797
.alt:
1798
; 3 = layout with pressed Alt
2288 clevermous 1799
        dec     ecx
4700 mario79 1800
        jne     .country
2288 clevermous 1801
 
8329 rgimad 1802
        stdcall is_region_userspace, ebx, 128
9045 dunkaist 1803
        jnz     .addr_error
8158 rgimad 1804
 
2288 clevermous 1805
        mov     eax, keymap_alt
1806
        mov     ecx, 128
1807
        call    memmove
1808
        ret
4700 mario79 1809
;--------------------------------------
1810
.country:
1811
; 9 = country identifier
2288 clevermous 1812
        sub     ecx, 6
4700 mario79 1813
        jnz     .error
1814
 
2288 clevermous 1815
        movzx   eax, word [keyboard]
1816
        mov     [esp+32], eax
1817
        ret
8158 rgimad 1818
 
1819
.addr_error:    ; if given memory address is illegal
8249 rgimad 1820
        mov     dword [esp+32], -1
8158 rgimad 1821
        ret
4700 mario79 1822
;--------------------------------------
1823
@@:
1824
; F.26.5 - get system language
1825
        sub     ebx, 3
1826
        jnz     @f
2288 clevermous 1827
 
1828
        mov     eax, [syslang]
1829
        mov     [esp+32], eax
1830
        ret
4700 mario79 1831
;--------------------------------------
1832
@@:
1833
; F.26.9 - get the value of the time counter
4573 clevermous 1834
        sub     ebx, 4
4700 mario79 1835
        jnz     @f
1836
 
1837
        mov     eax, [timer_ticks]
2288 clevermous 1838
        mov     [esp+32], eax
1839
        ret
4700 mario79 1840
;--------------------------------------
1841
@@:
5794 serge 1842
; F.26.10 - get the time from kernel launch in nanoseconds
1843
        sub     ebx, 1
1844
        jnz     @f
1845
 
1846
        call    get_clock_ns
1847
        mov     [esp+24], edx
1848
        mov     [esp+32], eax
1849
        ret
1850
;--------------------------------------
1851
@@:
4700 mario79 1852
; F.26.11 - Find out whether low-level HD access is enabled
5794 serge 1853
        sub     ebx, 1
4700 mario79 1854
        jnz     @f
1855
 
2288 clevermous 1856
        mov     eax, [lba_read_enabled]
1857
        mov     [esp+32], eax
1858
        ret
4700 mario79 1859
;--------------------------------------
1860
@@:
1861
; F.26.12 - Find out whether low-level PCI access is enabled
2288 clevermous 1862
        dec     ebx
4700 mario79 1863
        jnz     .error
1864
 
2288 clevermous 1865
        mov     eax, [pci_access_enabled]
1866
        mov     [esp+32], eax
1867
        ret
4700 mario79 1868
;--------------------------------------
1869
.error:
1870
        or      [esp+32], dword -1
2288 clevermous 1871
        ret
4700 mario79 1872
;-----------------------------------------------------------------------------
2288 clevermous 1873
get_timer_ticks:
1874
        mov     eax, [timer_ticks]
1875
        ret
4700 mario79 1876
;-----------------------------------------------------------------------------
2288 clevermous 1877
readmousepos:
1878
; eax=0 screen relative
1879
; eax=1 window relative
1880
; eax=2 buttons pressed
5851 pathoswith 1881
; eax=3 buttons pressed ext
2288 clevermous 1882
; eax=4 load cursor
1883
; eax=5 set cursor
5851 pathoswith 1884
; eax=6 delete cursor
2288 clevermous 1885
; eax=7 get mouse_z
6800 pathoswith 1886
; eax=8 load cursor unicode
1887
        cmp     ebx, 8
5851 pathoswith 1888
        ja      @f
6800 pathoswith 1889
        jmp     dword[.mousefn+ebx*4]
5851 pathoswith 1890
 
6800 pathoswith 1891
align 4
1892
.mousefn:
1893
dd  .msscreen
1894
dd  .mswin
1895
dd  .msbutton
1896
dd  .msbuttonExt
1897
dd  .app_load_cursor
1898
dd  .app_set_cursor
1899
dd  .app_delete_cursor
1900
dd  .msz
1901
dd  .loadCursorUni
1902
 
1903
.msscreen:
2288 clevermous 1904
        mov     eax, [MOUSE_X]
1905
        shl     eax, 16
1906
        mov     ax, [MOUSE_Y]
1907
        mov     [esp+36-4], eax
5851 pathoswith 1908
@@:
2288 clevermous 1909
        ret
5851 pathoswith 1910
 
6800 pathoswith 1911
.mswin:
2288 clevermous 1912
        mov     eax, [MOUSE_X]
1913
        shl     eax, 16
1914
        mov     ax, [MOUSE_Y]
1915
        mov     esi, [TASK_BASE]
1916
        mov     bx, word [esi-twdw+WDATA.box.left]
1917
        shl     ebx, 16
1918
        mov     bx, word [esi-twdw+WDATA.box.top]
1919
        sub     eax, ebx
8869 rgimad 1920
        mov     edi, [current_slot_idx]
2288 clevermous 1921
        shl     edi, 8
1922
        sub     ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1923
        rol     eax, 16
1924
        sub     ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1925
        rol     eax, 16
1926
        mov     [esp+36-4], eax
1927
        ret
5851 pathoswith 1928
 
6800 pathoswith 1929
.msbutton:
2288 clevermous 1930
        movzx   eax, byte [BTN_DOWN]
1931
        mov     [esp+36-4], eax
1932
        ret
5851 pathoswith 1933
 
6800 pathoswith 1934
.msbuttonExt:
5851 pathoswith 1935
        mov     eax, [BTN_DOWN]
2288 clevermous 1936
        mov     [esp+36-4], eax
1937
        ret
1938
 
6800 pathoswith 1939
.app_load_cursor:
2288 clevermous 1940
        cmp     ecx, OS_BASE
5851 pathoswith 1941
        jae     @f
2288 clevermous 1942
        stdcall load_cursor, ecx, edx
1943
        mov     [esp+36-4], eax
5851 pathoswith 1944
@@:
2288 clevermous 1945
        ret
1946
 
6800 pathoswith 1947
.loadCursorUni:
1948
        cmp     ecx, OS_BASE
1949
        jae     @b
1950
        push    ecx edx
1951
        stdcall kernel_alloc, maxPathLength
1952
        mov     edi, eax
1953
        pop     eax esi
1954
        push    edi
1955
        call    getFullPath
1956
        pop     ebp
1957
        test    eax, eax
1958
        jz      @f
1959
        stdcall load_cursor, ebp, LOAD_FROM_FILE
1960
        mov     [esp+32], eax
1961
@@:
1962
        stdcall kernel_free, ebp
1963
        ret
1964
 
1965
.app_set_cursor:
2288 clevermous 1966
        stdcall set_cursor, ecx
1967
        mov     [esp+36-4], eax
1968
        ret
1969
 
6800 pathoswith 1970
.app_delete_cursor:
2288 clevermous 1971
        stdcall delete_cursor, ecx
1972
        mov     [esp+36-4], eax
1973
        ret
1974
 
6800 pathoswith 1975
.msz:
8866 rgimad 1976
        mov     edi, [thread_count]
5851 pathoswith 1977
        movzx   edi, word [WIN_POS + edi*2]
8869 rgimad 1978
        cmp     edi, [current_slot_idx]
5851 pathoswith 1979
        jne     @f
1980
        mov     ax, [MOUSE_SCROLL_H]
1981
        shl     eax, 16
1982
        mov     ax, [MOUSE_SCROLL_V]
1983
        mov     [esp+36-4], eax
1984
        and     [MOUSE_SCROLL_H], word 0
1985
        and     [MOUSE_SCROLL_V], word 0
1986
        ret
1987
@@:
1988
        and     [esp+36-4], dword 0
1989
        ret
1990
 
2288 clevermous 1991
is_input:
1992
 
1993
        push    edx
1994
        mov     dx, word [midisp]
1995
        in      al, dx
1996
        and     al, 0x80
1997
        pop     edx
1998
        ret
1999
 
2000
is_output:
2001
 
2002
        push    edx
2003
        mov     dx, word [midisp]
2004
        in      al, dx
2005
        and     al, 0x40
2006
        pop     edx
2007
        ret
2008
 
2009
 
2010
get_mpu_in:
2011
 
2012
        push    edx
2013
        mov     dx, word [mididp]
2014
        in      al, dx
2015
        pop     edx
2016
        ret
2017
 
2018
 
2019
put_mpu_out:
2020
 
2021
        push    edx
2022
        mov     dx, word [mididp]
2023
        out     dx, al
2024
        pop     edx
2025
        ret
2026
 
2027
 
2028
 
2029
align 4
2030
 
2031
sys_midi:
2032
        cmp     [mididp], 0
2033
        jnz     sm0
2034
        mov     [esp+36], dword 1
2035
        ret
2036
sm0:
2037
        and     [esp+36], dword 0
2038
        dec     ebx
2039
        jnz     smn1
2040
 ;    call setuart
2041
su1:
2042
        call    is_output
2043
        test    al, al
2044
        jnz     su1
2045
        mov     dx, word [midisp]
2046
        mov     al, 0xff
2047
        out     dx, al
2048
su2:
2049
        mov     dx, word [midisp]
2050
        mov     al, 0xff
2051
        out     dx, al
2052
        call    is_input
2053
        test    al, al
2054
        jnz     su2
2055
        call    get_mpu_in
2056
        cmp     al, 0xfe
2057
        jnz     su2
2058
su3:
2059
        call    is_output
2060
        test    al, al
2061
        jnz     su3
2062
        mov     dx, word [midisp]
2063
        mov     al, 0x3f
2064
        out     dx, al
2065
        ret
2066
smn1:
2067
        dec     ebx
2068
        jnz     smn2
2069
sm10:
2070
        call    get_mpu_in
2071
        call    is_output
2072
        test    al, al
2073
        jnz     sm10
2074
        mov     al, bl
2075
        call    put_mpu_out
2076
        smn2:
2077
        ret
2078
 
2079
detect_devices:
2080
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2081
;include 'detect/commouse.inc'
2082
;include 'detect/ps2mouse.inc'
2083
;include 'detect/dev_fd.inc'
2084
;include 'detect/dev_hdcd.inc'
2085
;include 'detect/sear_par.inc'
2086
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2087
        ret
2088
 
2089
sys_end:
2430 mario79 2090
;--------------------------------------
2091
        cmp     [_display.select_cursor], 0
2092
        je      @f
2093
; restore default cursor before killing
2094
        pusha
2095
        mov     ecx, [current_slot]
2435 mario79 2096
        call    restore_default_cursor_before_killing
2430 mario79 2097
        popa
2098
@@:
2099
;--------------------------------------
3545 hidnplayr 2100
; kill all sockets this process owns
2101
        pusha
2102
        mov     edx, [TASK_BASE]
2103
        mov     edx, [edx+TASKDATA.pid]
6011 hidnplayr 2104
        call    socket_process_end
3545 hidnplayr 2105
        popa
2106
;--------------------------------------
2288 clevermous 2107
        mov     ecx, [current_slot]
2108
        mov     eax, [ecx+APPDATA.tls_base]
2109
        test    eax, eax
2110
        jz      @F
2111
 
2112
        stdcall user_free, eax
2113
@@:
2114
 
2115
        mov     eax, [TASK_BASE]
6122 hidnplayr 2116
        mov     [eax+TASKDATA.state], TSTATE_ZOMBIE
3534 clevermous 2117
        call    wakeup_osloop
2288 clevermous 2118
 
3597 Serge 2119
.waitterm:            ; wait here for termination
2120
        call    change_task
2121
        jmp     .waitterm
2435 mario79 2122
;------------------------------------------------------------------------------
2452 mario79 2123
align 4
2435 mario79 2124
restore_default_cursor_before_killing:
2468 mario79 2125
        pushfd
2126
        cli
2435 mario79 2127
        mov     eax, [def_cursor]
2128
        mov     [ecx+APPDATA.cursor], eax
2288 clevermous 2129
 
2435 mario79 2130
        movzx   eax, word [MOUSE_Y]
2131
        movzx   ebx, word [MOUSE_X]
2446 mario79 2132
        mov     eax, [d_width_calc_area + eax*4]
2133
 
5351 serge 2134
        add     eax, [_display.win_map]
2435 mario79 2135
        movzx   edx, byte [ebx+eax]
2136
        shl     edx, 8
2137
        mov     esi, [edx+SLOT_BASE+APPDATA.cursor]
2452 mario79 2138
 
2139
        cmp     esi, [current_cursor]
2140
        je      @f
2141
 
2435 mario79 2142
        push    esi
2143
        call    [_display.select_cursor]
2144
        mov     [current_cursor], esi
2452 mario79 2145
@@:
2450 mario79 2146
        mov     [redrawmouse_unconditional], 1
3534 clevermous 2147
        call    wakeup_osloop
2468 mario79 2148
        popfd
2435 mario79 2149
        ret
2150
;------------------------------------------------------------------------------
2288 clevermous 2151
iglobal
2152
align 4
2153
sys_system_table:
2154
        dd      sysfn_deactivate        ; 1 = deactivate window
2155
        dd      sysfn_terminate         ; 2 = terminate thread
2156
        dd      sysfn_activate          ; 3 = activate window
2157
        dd      sysfn_getidletime       ; 4 = get idle time
2158
        dd      sysfn_getcpuclock       ; 5 = get cpu clock
2159
        dd      sysfn_saveramdisk       ; 6 = save ramdisk
2160
        dd      sysfn_getactive         ; 7 = get active window
2161
        dd      sysfn_sound_flag        ; 8 = get/set sound_flag
2162
        dd      sysfn_shutdown          ; 9 = shutdown with parameter
2163
        dd      sysfn_minimize          ; 10 = minimize window
2164
        dd      sysfn_getdiskinfo       ; 11 = get disk subsystem info
2165
        dd      sysfn_lastkey           ; 12 = get last pressed key
2166
        dd      sysfn_getversion        ; 13 = get kernel version
2167
        dd      sysfn_waitretrace       ; 14 = wait retrace
2168
        dd      sysfn_centermouse       ; 15 = center mouse cursor
2169
        dd      sysfn_getfreemem        ; 16 = get free memory size
2170
        dd      sysfn_getallmem         ; 17 = get total memory size
2171
        dd      sysfn_terminate2        ; 18 = terminate thread using PID
2172
                                        ;                 instead of slot
2173
        dd      sysfn_mouse_acceleration; 19 = set/get mouse acceleration
2174
        dd      sysfn_meminfo           ; 20 = get extended memory info
2175
        dd      sysfn_pid_to_slot       ; 21 = get slot number for pid
2176
        dd      sysfn_min_rest_window   ; 22 = minimize and restore any window
2648 mario79 2177
        dd      sysfn_min_windows       ; 23 = minimize all windows
2654 mario79 2178
        dd      sysfn_set_screen_sizes  ; 24 = set screen sizes for Vesa
5836 GerdtR 2179
 
2180
        dd      sysfn_zmodif            ; 25 = get/set window z modifier  ;Fantomer
2288 clevermous 2181
sysfn_num = ($ - sys_system_table)/4
2182
endg
2183
;------------------------------------------------------------------------------
2184
sys_system:
2185
        dec     ebx
2186
        cmp     ebx, sysfn_num
2187
        jae     @f
2188
        jmp     dword [sys_system_table + ebx*4]
2189
@@:
2190
        ret
2191
;------------------------------------------------------------------------------
2192
sysfn_shutdown:          ; 18.9 = system shutdown
7122 dunkaist 2193
        cmp     ecx, SYSTEM_SHUTDOWN
2288 clevermous 2194
        jl      exit_for_anyone
7122 dunkaist 2195
        cmp     ecx, SYSTEM_RESTART
2288 clevermous 2196
        jg      exit_for_anyone
7132 dunkaist 2197
        mov     [BOOT.shutdown_type], cl
2288 clevermous 2198
 
8866 rgimad 2199
        mov     eax, [thread_count]
2288 clevermous 2200
        mov     [SYS_SHUTDOWN], al
2201
        mov     [shutdown_processes], eax
3534 clevermous 2202
        call    wakeup_osloop
2288 clevermous 2203
        and     dword [esp+32], 0
2204
 exit_for_anyone:
2205
        ret
2206
  uglobal
2207
   shutdown_processes:
2208
                       dd 0x0
2209
  endg
2210
;------------------------------------------------------------------------------
8270 dunkaist 2211
; in: eax -- APPDATA ptr
2212
; out: Z/z -- is/not kernel thread
2213
is_kernel_thread:
2214
        mov     eax, [eax+APPDATA.process]
2215
        cmp     eax, [SLOT_BASE+2*sizeof.APPDATA+APPDATA.process]       ; OS
2216
        ret
2217
;------------------------------------------------------------------------------
2288 clevermous 2218
sysfn_terminate:        ; 18.2 = TERMINATE
2472 mario79 2219
        push    ecx
2288 clevermous 2220
        cmp     ecx, 2
2221
        jb      noprocessterminate
8866 rgimad 2222
        mov     edx, [thread_count]
2288 clevermous 2223
        cmp     ecx, edx
2224
        ja      noprocessterminate
8866 rgimad 2225
        mov     eax, [thread_count]
8270 dunkaist 2226
        shl     ecx, BSF sizeof.TASKDATA
8869 rgimad 2227
        mov     edx, [ecx+TASK_TABLE+TASKDATA.pid]
2228
        add     ecx, TASK_TABLE+TASKDATA.state
8270 dunkaist 2229
        cmp     byte [ecx], TSTATE_FREE
2288 clevermous 2230
        jz      noprocessterminate
8270 dunkaist 2231
        push    eax
8869 rgimad 2232
        lea     eax, [(ecx-(TASK_TABLE and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
8270 dunkaist 2233
        call    is_kernel_thread
2234
        pop     eax
2235
        jz      noprocessterminate
3296 clevermous 2236
        push    ecx edx
8869 rgimad 2237
        lea     edx, [(ecx-(TASK_TABLE and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
3296 clevermous 2238
        call    request_terminate
2239
        pop     edx ecx
2240
        test    eax, eax
2241
        jz      noprocessterminate
2430 mario79 2242
;--------------------------------------
3545 hidnplayr 2243
; terminate all network sockets it used
2244
        pusha
2245
        mov     eax, edx
6011 hidnplayr 2246
        call    socket_process_end
3545 hidnplayr 2247
        popa
2248
;--------------------------------------
2430 mario79 2249
        cmp     [_display.select_cursor], 0
2452 mario79 2250
        je      .restore_end
2430 mario79 2251
; restore default cursor before killing
2252
        pusha
2253
        mov     ecx, [esp+32]
2254
        shl     ecx, 8
2435 mario79 2255
        add     ecx, SLOT_BASE
2452 mario79 2256
        mov     eax, [def_cursor]
2257
        cmp     [ecx+APPDATA.cursor], eax
2258
        je      @f
2435 mario79 2259
        call    restore_default_cursor_before_killing
2452 mario79 2260
@@:
2430 mario79 2261
        popa
2452 mario79 2262
.restore_end:
2430 mario79 2263
;--------------------------------------
2288 clevermous 2264
     ;call MEM_Heap_Lock      ;guarantee that process isn't working with heap
2265
        mov     [ecx], byte 3; clear possible i40's
3534 clevermous 2266
        call    wakeup_osloop
2288 clevermous 2267
     ;call MEM_Heap_UnLock
2268
 
3534 clevermous 2269
        cmp     edx, [application_table_owner]; clear app table stat
2288 clevermous 2270
        jne     noatsc
3534 clevermous 2271
        call    unlock_application_table
2468 mario79 2272
noatsc:
2273
noprocessterminate:
2472 mario79 2274
        add     esp, 4
2288 clevermous 2275
        ret
2276
;------------------------------------------------------------------------------
2277
sysfn_terminate2:
2278
;lock application_table_status mutex
2279
.table_status:
3534 clevermous 2280
        call    lock_application_table
2288 clevermous 2281
        mov     eax, ecx
2282
        call    pid_to_slot
2283
        test    eax, eax
2284
        jz      .not_found
2285
        mov     ecx, eax
2286
        cli
2287
        call    sysfn_terminate
3534 clevermous 2288
        call    unlock_application_table
2288 clevermous 2289
        sti
2290
        and     dword [esp+32], 0
2291
        ret
2292
.not_found:
3534 clevermous 2293
        call    unlock_application_table
2288 clevermous 2294
        or      dword [esp+32], -1
2295
        ret
2296
;------------------------------------------------------------------------------
2297
sysfn_deactivate:         ; 18.1 = DEACTIVATE WINDOW
2298
        cmp     ecx, 2
2299
        jb      .nowindowdeactivate
8866 rgimad 2300
        cmp     ecx, [thread_count]
2288 clevermous 2301
        ja      .nowindowdeactivate
2408 Serge 2302
 
2288 clevermous 2303
        movzx   esi, word [WIN_STACK + ecx*2]
2304
        cmp     esi, 1
2305
        je      .nowindowdeactivate ; already deactive
2306
 
2307
        mov     edi, ecx
2308
        shl     edi, 5
2309
        add     edi, window_data
2310
        movzx   esi, word [WIN_STACK + ecx * 2]
2311
        lea     esi, [WIN_POS + esi * 2]
2312
        call    window._.window_deactivate
6800 pathoswith 2313
        call    syscall_display_settings.calculateScreen
2314
        call    syscall_display_settings.redrawScreen
2288 clevermous 2315
.nowindowdeactivate:
2316
        ret
3455 mario79 2317
;------------------------------------------------------------------------------
2288 clevermous 2318
sysfn_activate:         ; 18.3 = ACTIVATE WINDOW
5675 leency 2319
        cmp     ecx, 2
2320
        jb      .nowindowactivate
8866 rgimad 2321
        cmp     ecx, [thread_count]
2288 clevermous 2322
        ja      .nowindowactivate
3455 mario79 2323
;-------------------------------------
2324
@@:
2325
; If the window is captured and moved by the user,
2326
; then you can't change the position in window stack!!!
2327
        mov     al, [mouse.active_sys_window.action]
2328
        and     al, WINDOW_MOVE_AND_RESIZE_FLAGS
2329
        test    al, al
2330
        jz      @f
2331
        call    change_task
2332
        jmp     @b
2333
@@:
2334
;-------------------------------------
2288 clevermous 2335
        mov     [window_minimize], 2; restore window if minimized
3534 clevermous 2336
        call    wakeup_osloop
2288 clevermous 2337
 
2338
        movzx   esi, word [WIN_STACK + ecx*2]
8866 rgimad 2339
        cmp     esi, [thread_count]
2288 clevermous 2340
        je      .nowindowactivate; already active
2341
 
2342
        mov     edi, ecx
2343
        shl     edi, 5
2344
        add     edi, window_data
2345
        movzx   esi, word [WIN_STACK + ecx * 2]
2346
        lea     esi, [WIN_POS + esi * 2]
2347
        call    waredraw
2348
.nowindowactivate:
2349
        ret
2350
;------------------------------------------------------------------------------
5865 GerdtR 2351
align 4
5836 GerdtR 2352
sysfn_zmodif:
2353
;18,25,1 - get z_modif
2354
;18,25,2 - set z_modif
2355
;edx = -1(for current task) or TID
2356
;esi(for 2) = new value z_modif
2357
;return:
2358
;1:   eax = z_modif
2359
;2: eax=0(fail),1(success) for set z_modif
2360
 
2361
        cmp     edx, -1
2362
        jne     @f
8869 rgimad 2363
        mov     edx, [current_slot_idx]
5836 GerdtR 2364
     @@:
8866 rgimad 2365
        cmp     edx, [thread_count]
5865 GerdtR 2366
        ja      .fail
5836 GerdtR 2367
        cmp     edx, 1
5865 GerdtR 2368
        je      .fail
5836 GerdtR 2369
 
5865 GerdtR 2370
        mov     eax, edx
5836 GerdtR 2371
        shl     edx, 5
2372
 
8876 rgimad 2373
        cmp     [edx + TASK_TABLE + TASKDATA.state], TSTATE_FREE
5865 GerdtR 2374
        je      .fail
5836 GerdtR 2375
 
2376
        cmp     ecx, 1
2377
        jnz     .set_zmod
2378
 
2379
        mov     al, [edx + window_data + WDATA.z_modif]
5865 GerdtR 2380
        jmp     .exit
5836 GerdtR 2381
 
2382
.set_zmod:
2383
        cmp     ecx, 2
5865 GerdtR 2384
        jnz     .fail
5836 GerdtR 2385
 
5865 GerdtR 2386
        mov     ebx, esi
2387
        mov     esi, eax
5836 GerdtR 2388
 
5865 GerdtR 2389
        cmp     bl, ZPOS_ALWAYS_TOP
2390
        jg      .fail
5836 GerdtR 2391
 
5865 GerdtR 2392
        mov     [edx + window_data + WDATA.z_modif], bl
5836 GerdtR 2393
 
2394
        mov     eax, [edx + window_data + WDATA.box.left]
2395
        mov     ebx, [edx + window_data + WDATA.box.top]
2396
        mov     ecx, [edx + window_data + WDATA.box.width]
2397
        mov     edx, [edx + window_data + WDATA.box.height]
2398
        add     ecx, eax
2399
        add     edx, ebx
5865 GerdtR 2400
        call    window._.set_screen
5836 GerdtR 2401
        call    window._.set_top_wnd
5865 GerdtR 2402
        call    window._.redraw_top_wnd
5836 GerdtR 2403
 
5865 GerdtR 2404
        shl     esi, 5
2405
        mov     [esi + window_data + WDATA.fl_redraw], 1
2406
 
2407
 
5836 GerdtR 2408
        mov     eax, 1
5865 GerdtR 2409
        jmp     .exit
2410
.fail:
2411
        xor     eax, eax
5836 GerdtR 2412
.exit:
2413
        mov     [esp+32], eax
2414
        ret
2415
 
2416
;------------------------------------------------------------------------------
2288 clevermous 2417
sysfn_getidletime:              ; 18.4 = GET IDLETIME
8869 rgimad 2418
        mov     eax, [TASK_TABLE+32+TASKDATA.cpu_usage]
2288 clevermous 2419
        mov     [esp+32], eax
2420
        ret
2421
;------------------------------------------------------------------------------
2422
sysfn_getcpuclock:              ; 18.5 = GET TSC/SEC
3481 Serge 2423
        mov     eax, dword [cpu_freq]
2288 clevermous 2424
        mov     [esp+32], eax
2425
        ret
2426
;------------------------------------------------------------------------------
3481 Serge 2427
get_cpu_freq:
2428
        mov     eax, dword [cpu_freq]
2429
        mov     edx, dword [cpu_freq+4]
2430
        ret
2288 clevermous 2431
;  SAVE ramdisk to /hd/1/menuet.img
2432
;!!!!!!!!!!!!!!!!!!!!!!!!
2433
   include 'blkdev/rdsave.inc'
2434
;!!!!!!!!!!!!!!!!!!!!!!!!
2435
;------------------------------------------------------------------------------
2436
align 4
2437
sysfn_getactive:        ; 18.7 = get active window
8866 rgimad 2438
        mov     eax, [thread_count]
2288 clevermous 2439
        movzx   eax, word [WIN_POS + eax*2]
2440
        mov     [esp+32], eax
2441
        ret
2442
;------------------------------------------------------------------------------
2443
sysfn_sound_flag:       ; 18.8 = get/set sound_flag
2444
;     cmp  ecx,1
2445
        dec     ecx
2446
        jnz     nogetsoundflag
2447
        movzx   eax, byte [sound_flag]; get sound_flag
2448
        mov     [esp+32], eax
2449
        ret
2450
 nogetsoundflag:
2451
;     cmp  ecx,2
2452
        dec     ecx
2453
        jnz     nosoundflag
2454
        xor     byte [sound_flag], 1
2455
 nosoundflag:
2456
        ret
2457
;------------------------------------------------------------------------------
2458
sysfn_minimize:         ; 18.10 = minimize window
2459
        mov     [window_minimize], 1
3534 clevermous 2460
        call    wakeup_osloop
2288 clevermous 2461
        ret
2462
;------------------------------------------------------------------------------
2463
align 4
2464
sysfn_getdiskinfo:      ; 18.11 = get disk info table
2465
        dec     ecx
4641 mario79 2466
        jnz     .exit
2467
.small_table:
8598 rgimad 2468
        stdcall is_region_userspace, edx, DRIVE_DATA_SIZE
9045 dunkaist 2469
        jnz     .exit
2288 clevermous 2470
        mov     edi, edx
2471
        mov     esi, DRIVE_DATA
4641 mario79 2472
        mov     ecx, DRIVE_DATA_SIZE ;10
2288 clevermous 2473
        cld
4641 mario79 2474
        rep movsb
2475
.exit:
2288 clevermous 2476
        ret
2477
;------------------------------------------------------------------------------
2478
sysfn_lastkey:          ; 18.12 = return 0 (backward compatibility)
2479
        and     dword [esp+32], 0
2480
        ret
2481
;------------------------------------------------------------------------------
2482
sysfn_getversion:       ; 18.13 = get kernel ID and version
8247 rgimad 2483
        ; if given memory address belongs to kernel then error
8329 rgimad 2484
        stdcall is_region_userspace, ecx, version_end-version_inf
9045 dunkaist 2485
        jnz     .addr_error
8247 rgimad 2486
 
2288 clevermous 2487
        mov     edi, ecx
2488
        mov     esi, version_inf
2489
        mov     ecx, version_end-version_inf
2490
        rep movsb
2491
        ret
8247 rgimad 2492
.addr_error:    ; if given memory address is illegal
8248 rgimad 2493
        mov     dword [esp+32], -1
8247 rgimad 2494
        ret
2288 clevermous 2495
;------------------------------------------------------------------------------
2496
sysfn_waitretrace:     ; 18.14 = sys wait retrace
2497
     ;wait retrace functions
2498
 sys_wait_retrace:
2499
        mov     edx, 0x3da
2500
 WaitRetrace_loop:
2501
        in      al, dx
2502
        test    al, 1000b
2503
        jz      WaitRetrace_loop
2504
        and     [esp+32], dword 0
2505
        ret
2506
;------------------------------------------------------------------------------
2507
align 4
2508
sysfn_centermouse:      ; 18.15 = mouse centered
5350 serge 2509
        mov     eax, [_display.width]
2288 clevermous 2510
        shr     eax, 1
2511
        mov     [MOUSE_X], ax
5350 serge 2512
        mov     eax, [_display.height]
2288 clevermous 2513
        shr     eax, 1
2514
        mov     [MOUSE_Y], ax
3534 clevermous 2515
        call    wakeup_osloop
2288 clevermous 2516
        xor     eax, eax
2517
        and     [esp+32], eax
2518
        ret
2519
;------------------------------------------------------------------------------
5851 pathoswith 2520
sysfn_mouse_acceleration:       ; 18.19 = set/get mouse features
2521
        cmp     ecx, 8
2522
        jnc     @f
2523
        jmp     dword [.table+ecx*4]
2524
.get_mouse_acceleration:
2288 clevermous 2525
        xor     eax, eax
2526
        mov     ax, [mouse_speed_factor]
2527
        mov     [esp+32], eax
2528
        ret
5851 pathoswith 2529
.set_mouse_acceleration:
2288 clevermous 2530
        mov     [mouse_speed_factor], dx
2531
        ret
5851 pathoswith 2532
.get_mouse_delay:
5853 pathoswith 2533
        xor     eax, eax
2534
        mov     al, [mouse_delay]
2288 clevermous 2535
        mov     [esp+32], eax
2536
        ret
5851 pathoswith 2537
.set_mouse_delay:
5853 pathoswith 2538
        mov     [mouse_delay], dl
5851 pathoswith 2539
@@:
2288 clevermous 2540
        ret
5851 pathoswith 2541
.set_pointer_position:
5350 serge 2542
        cmp     dx, word[_display.height]
5851 pathoswith 2543
        jae     @b
2288 clevermous 2544
        rol     edx, 16
5350 serge 2545
        cmp     dx, word[_display.width]
5851 pathoswith 2546
        jae     @b
2288 clevermous 2547
        mov     [MOUSE_X], edx
4381 hidnplayr 2548
        mov     [mouse_active], 1
5851 pathoswith 2549
        jmp     wakeup_osloop
2550
.set_mouse_button:
2551
        mov     [BTN_DOWN], edx
2288 clevermous 2552
        mov     [mouse_active], 1
5851 pathoswith 2553
        jmp     wakeup_osloop
2554
.get_doubleclick_delay:
2555
        xor     eax, eax
2556
        mov     al, [mouse_doubleclick_delay]
2557
        mov     [esp+32], eax
2288 clevermous 2558
        ret
5851 pathoswith 2559
.set_doubleclick_delay:
2560
        mov     [mouse_doubleclick_delay], dl
2561
        ret
2562
align 4
2563
.table:
2564
dd      .get_mouse_acceleration
2565
dd      .set_mouse_acceleration
2566
dd      .get_mouse_delay
2567
dd      .set_mouse_delay
2568
dd      .set_pointer_position
2569
dd      .set_mouse_button
2570
dd      .get_doubleclick_delay
2571
dd      .set_doubleclick_delay
2288 clevermous 2572
;------------------------------------------------------------------------------
2573
sysfn_getfreemem:
2574
        mov     eax, [pg_data.pages_free]
2575
        shl     eax, 2
2576
        mov     [esp+32], eax
2577
        ret
2648 mario79 2578
;------------------------------------------------------------------------------
2288 clevermous 2579
sysfn_getallmem:
2580
        mov     eax, [MEM_AMOUNT]
2581
        shr     eax, 10
2582
        mov     [esp+32], eax
2583
        ret
2648 mario79 2584
;------------------------------------------------------------------------------
2288 clevermous 2585
sysfn_pid_to_slot:
2586
        mov     eax, ecx
2587
        call    pid_to_slot
2588
        mov     [esp+32], eax
2589
        ret
2648 mario79 2590
;------------------------------------------------------------------------------
2288 clevermous 2591
sysfn_min_rest_window:
2592
        pushad
2593
        mov     eax, edx ; ebx - operating
2594
        shr     ecx, 1
2595
        jnc     @f
2596
        call    pid_to_slot
2597
@@:
2598
        or      eax, eax ; eax - number of slot
2599
        jz      .error
2600
        cmp     eax, 255    ; varify maximal slot number
2601
        ja      .error
2602
        movzx   eax, word [WIN_STACK + eax*2]
2603
        shr     ecx, 1
2604
        jc      .restore
2605
 ; .minimize:
2606
        call    minimize_window
2607
        jmp     .exit
2608
.restore:
2609
        call    restore_minimized_window
2610
.exit:
2611
        popad
2612
        xor     eax, eax
2613
        mov     [esp+32], eax
2614
        ret
2615
.error:
2616
        popad
2617
        xor     eax, eax
2618
        dec     eax
2619
        mov     [esp+32], eax
2620
        ret
2648 mario79 2621
;------------------------------------------------------------------------------
2622
sysfn_min_windows:
2623
        call    minimize_all_window
2624
        mov     [esp+32], eax
2625
        call    change_task
2626
        ret
2627
;------------------------------------------------------------------------------
2654 mario79 2628
sysfn_set_screen_sizes:
2629
        cmp     [SCR_MODE], word 0x13
2630
        jbe     .exit
2631
 
2632
        cmp     [_display.select_cursor], select_cursor
2633
        jne     .exit
2634
 
2635
        cmp     ecx, [display_width_standard]
2636
        ja      .exit
2637
 
2638
        cmp     edx, [display_height_standard]
2639
        ja      .exit
2640
 
2641
        pushfd
2642
        cli
2643
        mov     eax, ecx
5351 serge 2644
        mov     ecx, [_display.lfb_pitch]
2654 mario79 2645
        mov     [_display.width], eax
2646
        dec     eax
2647
        mov     [_display.height], edx
2648
        dec     edx
2649
; eax - new Screen_Max_X
2650
; edx - new Screen_Max_Y
2651
        mov     [do_not_touch_winmap], 1
2652
        call    set_screen
2653
        mov     [do_not_touch_winmap], 0
2654
        popfd
2655
        call    change_task
2656
.exit:
2657
        ret
2658
;------------------------------------------------------------------------------
2288 clevermous 2659
uglobal
2660
screen_workarea RECT
2654 mario79 2661
display_width_standard dd 0
2662
display_height_standard dd 0
2663
do_not_touch_winmap db 0
2288 clevermous 2664
window_minimize db 0
2665
sound_flag      db 0
2654 mario79 2666
 
2288 clevermous 2667
endg
2668
 
2669
UID_NONE=0
2670
UID_MENUETOS=1   ;official
2671
UID_KOLIBRI=2    ;russian
2672
 
2673
iglobal
2674
version_inf:
3454 mario79 2675
        db 0,7,7,0  ; version 0.7.7.0
2676
        db 0
2677
.rev    dd __REV__
2288 clevermous 2678
version_end:
2679
endg
2515 mario79 2680
;------------------------------------------------------------------------------
2681
align 4
2288 clevermous 2682
sys_cachetodiskette:
2683
        cmp     ebx, 1
4273 clevermous 2684
        jb      .no_floppy_save
2288 clevermous 2685
        cmp     ebx, 2
4273 clevermous 2686
        ja      .no_floppy_save
2288 clevermous 2687
        call    save_image
4273 clevermous 2688
        mov     [esp + 32], eax
2689
        ret
2690
.no_floppy_save:
2288 clevermous 2691
        mov     [esp + 32], dword 1
2692
        ret
2515 mario79 2693
;------------------------------------------------------------------------------
2288 clevermous 2694
uglobal
2695
;  bgrchanged  dd  0x0
2696
align 4
2697
bgrlockpid dd 0
2698
bgrlock db 0
2699
endg
2515 mario79 2700
;------------------------------------------------------------------------------
2701
align 4
2288 clevermous 2702
sys_background:
2703
        cmp     ebx, 1                     ; BACKGROUND SIZE
2704
        jnz     nosb1
2705
        test    ecx, ecx
2706
        jz      sbgrr
2547 mario79 2707
 
2288 clevermous 2708
        test    edx, edx
2709
        jz      sbgrr
2515 mario79 2710
;--------------------------------------
2711
align 4
2288 clevermous 2712
@@:
2713
;;Maxis use atomic bts for mutexes  4.4.2009
2714
        bts     dword [bgrlock], 0
2715
        jnc     @f
2716
        call    change_task
2717
        jmp     @b
2515 mario79 2718
;--------------------------------------
2719
align 4
2288 clevermous 2720
@@:
2721
        mov     [BgrDataWidth], ecx
2722
        mov     [BgrDataHeight], edx
2723
;    mov   [bgrchanged],1
2724
 
2725
        pushad
2726
; return memory for old background
2727
        mov     eax, [img_background]
2728
        cmp     eax, static_background_data
2729
        jz      @f
2730
        stdcall kernel_free, eax
2515 mario79 2731
;--------------------------------------
2732
align 4
2288 clevermous 2733
@@:
2734
; calculate RAW size
2735
        xor     eax, eax
2736
        inc     eax
2737
        cmp     [BgrDataWidth], eax
2738
        jae     @f
2739
        mov     [BgrDataWidth], eax
2515 mario79 2740
;--------------------------------------
2741
align 4
2288 clevermous 2742
@@:
2743
        cmp     [BgrDataHeight], eax
2744
        jae     @f
2745
        mov     [BgrDataHeight], eax
2515 mario79 2746
;--------------------------------------
2747
align 4
2288 clevermous 2748
@@:
2749
        mov     eax, [BgrDataWidth]
2750
        imul    eax, [BgrDataHeight]
2751
        lea     eax, [eax*3]
2464 mario79 2752
; it is reserved with aligned to the boundary of 4 KB pages,
2753
; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
2754
; because the 32 bit read is used for  high performance: "mov eax,[esi]"
2755
        shr     eax, 12
2756
        inc     eax
2757
        shl     eax, 12
2288 clevermous 2758
        mov     [mem_BACKGROUND], eax
2759
; get memory for new background
2760
        stdcall kernel_alloc, eax
2761
        test    eax, eax
2762
        jz      .memfailed
2763
        mov     [img_background], eax
2764
        jmp     .exit
2515 mario79 2765
;--------------------------------------
2766
align 4
2288 clevermous 2767
.memfailed:
2768
; revert to static monotone data
2769
        mov     [img_background], static_background_data
2770
        xor     eax, eax
2771
        inc     eax
2772
        mov     [BgrDataWidth], eax
2773
        mov     [BgrDataHeight], eax
2774
        mov     [mem_BACKGROUND], 4
2515 mario79 2775
;--------------------------------------
2776
align 4
2288 clevermous 2777
.exit:
2778
        popad
2779
        mov     [bgrlock], 0
2515 mario79 2780
;--------------------------------------
2781
align 4
2782
sbgrr:
2288 clevermous 2783
        ret
2515 mario79 2784
;------------------------------------------------------------------------------
2785
align 4
2288 clevermous 2786
nosb1:
2787
        cmp     ebx, 2                     ; SET PIXEL
2788
        jnz     nosb2
2789
 
2790
        mov     eax, [img_background]
2791
        test    ecx, ecx
2792
        jz      @f
2793
        cmp     eax, static_background_data
2794
        jz      .ret
2515 mario79 2795
;--------------------------------------
2796
align 4
2288 clevermous 2797
@@:
2798
        mov     ebx, [mem_BACKGROUND]
2799
        add     ebx, 4095
2800
        and     ebx, -4096
2801
        sub     ebx, 4
2802
        cmp     ecx, ebx
2803
        ja      .ret
2804
 
2805
        mov     ebx, [eax+ecx]
2806
        and     ebx, 0xFF000000;255*256*256*256
2807
        and     edx, 0x00FFFFFF;255*256*256+255*256+255
2808
        add     edx, ebx
2809
        mov     [eax+ecx], edx
2515 mario79 2810
;--------------------------------------
2811
align 4
2288 clevermous 2812
.ret:
2813
        ret
2515 mario79 2814
;------------------------------------------------------------------------------
2815
align 4
2288 clevermous 2816
nosb2:
2817
        cmp     ebx, 3                     ; DRAW BACKGROUND
2818
        jnz     nosb3
2515 mario79 2819
;--------------------------------------
2820
align 4
2288 clevermous 2821
draw_background_temp:
2822
        mov     [background_defined], 1
2823
        call    force_redraw_background
2515 mario79 2824
;--------------------------------------
2825
align 4
2826
nosb31:
2288 clevermous 2827
        ret
2515 mario79 2828
;------------------------------------------------------------------------------
2829
align 4
2830
nosb3:
2288 clevermous 2831
        cmp     ebx, 4                     ; TILED / STRETCHED
2832
        jnz     nosb4
2833
        cmp     ecx, [BgrDrawMode]
2834
        je      nosb41
2835
        mov     [BgrDrawMode], ecx
2515 mario79 2836
;--------------------------------------
2837
align 4
2838
nosb41:
2288 clevermous 2839
        ret
2515 mario79 2840
;------------------------------------------------------------------------------
2841
align 4
2842
nosb4:
2288 clevermous 2843
        cmp     ebx, 5                     ; BLOCK MOVE TO BGR
2844
        jnz     nosb5
8714 Doczom 2845
 
2846
; add check pointer
2847
        stdcall is_region_userspace, ecx, esi
9045 dunkaist 2848
        jnz     .fin
8714 Doczom 2849
 
2288 clevermous 2850
        cmp     [img_background], static_background_data
2851
        jnz     @f
2852
        test    edx, edx
2853
        jnz     .fin
2854
        cmp     esi, 4
2855
        ja      .fin
2515 mario79 2856
;--------------------------------------
2857
align 4
2858
@@:
2288 clevermous 2859
  ; bughere
2860
        mov     eax, ecx
2861
        mov     ebx, edx
2862
        add     ebx, [img_background];IMG_BACKGROUND
2863
        mov     ecx, esi
2864
        call    memmove
2515 mario79 2865
;--------------------------------------
2866
align 4
2867
.fin:
2288 clevermous 2868
        ret
2515 mario79 2869
;------------------------------------------------------------------------------
2870
align 4
2871
nosb5:
2288 clevermous 2872
        cmp     ebx, 6
2873
        jnz     nosb6
2515 mario79 2874
;--------------------------------------
2875
align 4
2288 clevermous 2876
;;Maxis use atomic bts for mutex 4.4.2009
2877
@@:
2878
        bts     dword [bgrlock], 0
2879
        jnc     @f
2880
        call    change_task
2881
        jmp     @b
2515 mario79 2882
;--------------------------------------
2883
align 4
2288 clevermous 2884
@@:
8869 rgimad 2885
        mov     eax, [current_slot_idx]
2288 clevermous 2886
        mov     [bgrlockpid], eax
2887
        cmp     [img_background], static_background_data
2888
        jz      .nomem
2889
        stdcall user_alloc, [mem_BACKGROUND]
2890
        mov     [esp+32], eax
2891
        test    eax, eax
2892
        jz      .nomem
2893
        mov     ebx, eax
2894
        shr     ebx, 12
7965 hidnplayr 2895
        or      dword [page_tabs+(ebx-1)*4], MEM_BLOCK_DONT_FREE
2288 clevermous 2896
        mov     esi, [img_background]
2897
        shr     esi, 12
2898
        mov     ecx, [mem_BACKGROUND]
2899
        add     ecx, 0xFFF
2900
        shr     ecx, 12
2515 mario79 2901
;--------------------------------------
2902
align 4
2288 clevermous 2903
.z:
2904
        mov     eax, [page_tabs+ebx*4]
2905
        test    al, 1
2906
        jz      @f
2907
        call    free_page
2515 mario79 2908
;--------------------------------------
2909
align 4
2288 clevermous 2910
@@:
2911
        mov     eax, [page_tabs+esi*4]
5356 serge 2912
        or      al, PG_UWR
2288 clevermous 2913
        mov     [page_tabs+ebx*4], eax
2914
        mov     eax, ebx
2915
        shl     eax, 12
2916
        invlpg  [eax]
2917
        inc     ebx
2918
        inc     esi
2919
        loop    .z
2920
        ret
2515 mario79 2921
;--------------------------------------
2922
align 4
2288 clevermous 2923
.nomem:
2924
        and     [bgrlockpid], 0
2925
        mov     [bgrlock], 0
2515 mario79 2926
;------------------------------------------------------------------------------
2927
align 4
2288 clevermous 2928
nosb6:
2929
        cmp     ebx, 7
2930
        jnz     nosb7
2931
        cmp     [bgrlock], 0
2932
        jz      .err
8869 rgimad 2933
        mov     eax, [current_slot_idx]
2288 clevermous 2934
        cmp     [bgrlockpid], eax
2935
        jnz     .err
2936
        mov     eax, ecx
2937
        mov     ebx, ecx
2938
        shr     eax, 12
2939
        mov     ecx, [page_tabs+(eax-1)*4]
7965 hidnplayr 2940
        test    cl, MEM_BLOCK_USED or MEM_BLOCK_DONT_FREE
2288 clevermous 2941
        jz      .err
2942
        jnp     .err
2943
        push    eax
2944
        shr     ecx, 12
2945
        dec     ecx
2515 mario79 2946
;--------------------------------------
2947
align 4
2288 clevermous 2948
@@:
2949
        and     dword [page_tabs+eax*4], 0
2950
        mov     edx, eax
2951
        shl     edx, 12
2952
        push    eax
2953
        invlpg  [edx]
2954
        pop     eax
2955
        inc     eax
2956
        loop    @b
2957
        pop     eax
7965 hidnplayr 2958
        and     dword [page_tabs+(eax-1)*4], not MEM_BLOCK_DONT_FREE
2288 clevermous 2959
        stdcall user_free, ebx
2960
        mov     [esp+32], eax
2961
        and     [bgrlockpid], 0
2962
        mov     [bgrlock], 0
2963
        ret
2515 mario79 2964
;--------------------------------------
2965
align 4
2288 clevermous 2966
.err:
2967
        and     dword [esp+32], 0
2968
        ret
2515 mario79 2969
;------------------------------------------------------------------------------
2970
align 4
2288 clevermous 2971
nosb7:
2515 mario79 2972
        cmp     ebx, 8
2973
        jnz     nosb8
2537 mario79 2974
 
3536 clevermous 2975
        mov     ecx, [current_slot]
2976
        xor     eax, eax
2977
        xchg    eax, [ecx+APPDATA.draw_bgr_x]
2515 mario79 2978
        mov     [esp + 32], eax ; eax = [left]*65536 + [right]
3536 clevermous 2979
        xor     eax, eax
2980
        xchg    eax, [ecx+APPDATA.draw_bgr_y]
2515 mario79 2981
        mov     [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288 clevermous 2982
        ret
2515 mario79 2983
;------------------------------------------------------------------------------
2984
align 4
2985
nosb8:
2547 mario79 2986
        cmp     ebx, 9
2987
        jnz     nosb9
2988
; ecx = [left]*65536 + [right]
2989
; edx = [top]*65536 + [bottom]
5350 serge 2990
        mov     eax, [_display.width]
2991
        mov     ebx, [_display.height]
2547 mario79 2992
; check [right]
2993
        cmp     cx, ax
6593 serge 2994
        jae     .exit
2547 mario79 2995
; check [left]
2996
        ror     ecx, 16
2997
        cmp     cx, ax
6593 serge 2998
        jae     .exit
2547 mario79 2999
; check [bottom]
3000
        cmp     dx, bx
6593 serge 3001
        jae     .exit
2547 mario79 3002
; check [top]
3003
        ror     edx, 16
3004
        cmp     dx, bx
6593 serge 3005
        jae     .exit
2547 mario79 3006
 
3007
        movzx   eax, cx  ; [left]
3008
        movzx   ebx, dx  ; [top]
3009
 
3010
        shr     ecx, 16 ; [right]
3011
        shr     edx, 16 ; [bottom]
3012
 
3013
        mov     [background_defined], 1
3014
 
3015
        mov     [draw_data+32 + RECT.left], eax
3016
        mov     [draw_data+32 + RECT.top], ebx
3017
 
3018
        mov     [draw_data+32 + RECT.right], ecx
3019
        mov     [draw_data+32 + RECT.bottom], edx
3020
 
6585 pathoswith 3021
        inc     [REDRAW_BACKGROUND]
3534 clevermous 3022
        call    wakeup_osloop
2547 mario79 3023
;--------------------------------------
3024
align 4
3025
.exit:
2515 mario79 3026
        ret
3027
;------------------------------------------------------------------------------
3028
align 4
2547 mario79 3029
nosb9:
3030
        ret
3031
;------------------------------------------------------------------------------
3032
align 4
2537 mario79 3033
uglobal
3034
  BG_Rect_X_left_right  dd   0x0
3035
  BG_Rect_Y_top_bottom  dd   0x0
3036
endg
3037
;------------------------------------------------------------------------------
3038
align 4
2288 clevermous 3039
force_redraw_background:
3040
        and     [draw_data+32 + RECT.left], 0
3041
        and     [draw_data+32 + RECT.top], 0
3042
        push    eax ebx
5350 serge 3043
        mov     eax, [_display.width]
3044
        mov     ebx, [_display.height]
3045
        dec     eax
3046
        dec     ebx
2288 clevermous 3047
        mov     [draw_data+32 + RECT.right], eax
3048
        mov     [draw_data+32 + RECT.bottom], ebx
3049
        pop     ebx eax
6585 pathoswith 3050
        inc     [REDRAW_BACKGROUND]
3534 clevermous 3051
        call    wakeup_osloop
2288 clevermous 3052
        ret
2515 mario79 3053
;------------------------------------------------------------------------------
2288 clevermous 3054
align 4
3055
sys_getbackground:
3056
;    cmp   eax,1                                  ; SIZE
3057
        dec     ebx
3058
        jnz     nogb1
3059
        mov     eax, [BgrDataWidth]
3060
        shl     eax, 16
3588 Serge 3061
        mov     ax, word [BgrDataHeight]
2288 clevermous 3062
        mov     [esp+32], eax
3063
        ret
2515 mario79 3064
;------------------------------------------------------------------------------
3065
align 4
2288 clevermous 3066
nogb1:
3067
;    cmp   eax,2                                  ; PIXEL
3068
        dec     ebx
3069
        jnz     nogb2
3070
 
3071
        mov     eax, [img_background]
3072
        test    ecx, ecx
3073
        jz      @f
3074
        cmp     eax, static_background_data
3075
        jz      .ret
2515 mario79 3076
;--------------------------------------
3077
align 4
2288 clevermous 3078
@@:
3079
        mov     ebx, [mem_BACKGROUND]
3080
        add     ebx, 4095
3081
        and     ebx, -4096
3082
        sub     ebx, 4
3083
        cmp     ecx, ebx
3084
        ja      .ret
3085
 
3086
        mov     eax, [ecx+eax]
3087
 
3088
        and     eax, 0xFFFFFF
3089
        mov     [esp+32], eax
2515 mario79 3090
;--------------------------------------
3091
align 4
2288 clevermous 3092
.ret:
3093
        ret
2515 mario79 3094
;------------------------------------------------------------------------------
3095
align 4
3096
nogb2:
2288 clevermous 3097
 
3098
;    cmp   eax,4                                  ; TILED / STRETCHED
3099
        dec     ebx
3100
        dec     ebx
3101
        jnz     nogb4
3102
        mov     eax, [BgrDrawMode]
2515 mario79 3103
;--------------------------------------
3104
align 4
3105
nogb4:
2288 clevermous 3106
        mov     [esp+32], eax
3107
        ret
2515 mario79 3108
;------------------------------------------------------------------------------
2288 clevermous 3109
align 4
3110
sys_getkey:
3111
        mov     [esp + 32], dword 1
3112
        ; test main buffer
8869 rgimad 3113
        mov     ebx, [current_slot_idx]                          ; TOP OF WINDOW STACK
2288 clevermous 3114
        movzx   ecx, word [WIN_STACK + ebx * 2]
8866 rgimad 3115
        mov     edx, [thread_count]
2288 clevermous 3116
        cmp     ecx, edx
3117
        jne     .finish
3118
        cmp     [KEY_COUNT], byte 0
3119
        je      .finish
4588 mario79 3120
        movzx   ax, byte [KEY_BUFF + 120 + 2]
2288 clevermous 3121
        shl     eax, 8
4588 mario79 3122
        mov     al, byte [KEY_BUFF]
3123
        shl     eax, 8
2288 clevermous 3124
        push    eax
3125
        dec     byte [KEY_COUNT]
3126
        and     byte [KEY_COUNT], 127
3127
        movzx   ecx, byte [KEY_COUNT]
3128
        add     ecx, 2
3129
        mov     eax, KEY_BUFF + 1
3130
        mov     ebx, KEY_BUFF
3131
        call    memmove
4588 mario79 3132
        add     eax, 120 + 2
3133
        add     ebx, 120 + 2
3134
        call    memmove
2288 clevermous 3135
        pop     eax
2515 mario79 3136
;--------------------------------------
3137
align 4
2288 clevermous 3138
.ret_eax:
3139
        mov     [esp + 32], eax
3140
        ret
2515 mario79 3141
;--------------------------------------
3142
align 4
2288 clevermous 3143
.finish:
3144
; test hotkeys buffer
3145
        mov     ecx, hotkey_buffer
2515 mario79 3146
;--------------------------------------
3147
align 4
2288 clevermous 3148
@@:
3149
        cmp     [ecx], ebx
3150
        jz      .found
3151
        add     ecx, 8
3152
        cmp     ecx, hotkey_buffer + 120 * 8
3153
        jb      @b
3154
        ret
2515 mario79 3155
;--------------------------------------
3156
align 4
2288 clevermous 3157
.found:
3158
        mov     ax, [ecx + 6]
3159
        shl     eax, 16
3160
        mov     ah, [ecx + 4]
3161
        mov     al, 2
3162
        and     dword [ecx + 4], 0
3163
        and     dword [ecx], 0
3164
        jmp     .ret_eax
2515 mario79 3165
;------------------------------------------------------------------------------
2288 clevermous 3166
align 4
3167
sys_getbutton:
8869 rgimad 3168
        mov     ebx, [current_slot_idx]                         ; TOP OF WINDOW STACK
2288 clevermous 3169
        mov     [esp + 32], dword 1
3170
        movzx   ecx, word [WIN_STACK + ebx * 2]
8866 rgimad 3171
        mov     edx, [thread_count] ; less than 256 processes
2288 clevermous 3172
        cmp     ecx, edx
3173
        jne     .exit
3174
        movzx   eax, byte [BTN_COUNT]
3175
        test    eax, eax
3176
        jz      .exit
3177
        mov     eax, [BTN_BUFF]
3178
        and     al, 0xFE                                    ; delete left button bit
3179
        mov     [BTN_COUNT], byte 0
3180
        mov     [esp + 32], eax
2515 mario79 3181
;--------------------------------------
3182
align 4
2288 clevermous 3183
.exit:
3184
        ret
2515 mario79 3185
;------------------------------------------------------------------------------
2288 clevermous 3186
align 4
3187
sys_cpuusage:
3188
 
3189
;  RETURN:
3190
;
3191
;  +00 dword     process cpu usage
3192
;  +04  word     position in windowing stack
3193
;  +06  word     windowing stack value at current position (cpu nro)
3194
;  +10 12 bytes  name
3195
;  +22 dword     start in mem
3196
;  +26 dword     used mem
3197
;  +30 dword     PID , process idenfification number
3198
;
8246 rgimad 3199
        ; if given memory address belongs to kernel then error
8329 rgimad 3200
        stdcall is_region_userspace, ebx, 0x4C
9045 dunkaist 3201
        jnz     .addr_error
2288 clevermous 3202
 
3203
        cmp     ecx, -1 ; who am I ?
3204
        jne     .no_who_am_i
8869 rgimad 3205
        mov     ecx, [current_slot_idx]
2288 clevermous 3206
  .no_who_am_i:
3207
        cmp     ecx, max_processes
3208
        ja      .nofillbuf
3209
 
3210
; +4: word: position of the window of thread in the window stack
3211
        mov     ax, [WIN_STACK + ecx * 2]
3212
        mov     [ebx+4], ax
3213
; +6: word: number of the thread slot, which window has in the window stack
3214
;           position ecx (has no relation to the specific thread)
3215
        mov     ax, [WIN_POS + ecx * 2]
3216
        mov     [ebx+6], ax
3217
 
3218
        shl     ecx, 5
3219
 
3220
; +0: dword: memory usage
8869 rgimad 3221
        mov     eax, [ecx+TASK_TABLE+TASKDATA.cpu_usage]
2288 clevermous 3222
        mov     [ebx], eax
3223
; +10: 11 bytes: name of the process
3224
        push    ecx
3225
        lea     eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
3226
        add     ebx, 10
3227
        mov     ecx, 11
3228
        call    memmove
3229
        pop     ecx
3230
 
3231
; +22: address of the process in memory
3232
; +26: size of used memory - 1
3233
        push    edi
3234
        lea     edi, [ebx+12]
3235
        xor     eax, eax
3236
        mov     edx, 0x100000*16
3237
        cmp     ecx, 1 shl 5
3238
        je      .os_mem
5130 serge 3239
        mov     edx, [SLOT_BASE+ecx*8+APPDATA.process]
3240
        mov     edx, [edx+PROC.mem_used]
2288 clevermous 3241
        mov     eax, std_application_base_address
3242
.os_mem:
3243
        stosd
3244
        lea     eax, [edx-1]
3245
        stosd
3246
 
3247
; +30: PID/TID
8869 rgimad 3248
        mov     eax, [ecx+TASK_TABLE+TASKDATA.pid]
2288 clevermous 3249
        stosd
3250
 
3251
    ; window position and size
3252
        push    esi
3253
        lea     esi, [ecx + window_data + WDATA.box]
3254
        movsd
3255
        movsd
3256
        movsd
3257
        movsd
3258
 
3259
    ; Process state (+50)
8869 rgimad 3260
        movzx   eax, byte [ecx+TASK_TABLE+TASKDATA.state]
2288 clevermous 3261
        stosd
3262
 
3263
    ; Window client area box
3264
        lea     esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
3265
        movsd
3266
        movsd
3267
        movsd
3268
        movsd
3269
 
3270
    ; Window state
3271
        mov     al, [ecx+window_data+WDATA.fl_wstate]
3272
        stosb
3273
 
3274
    ; Event mask (+71)
8869 rgimad 3275
        mov     EAX, dword [ECX+TASK_TABLE+TASKDATA.event_mask]
2288 clevermous 3276
        stosd
4286 Serge 3277
 
4262 0CodErr 3278
    ; Keyboard mode (+75)
3279
        mov     al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286 Serge 3280
        stosb
2288 clevermous 3281
 
3282
        pop     esi
3283
        pop     edi
3284
 
3285
.nofillbuf:
3286
    ; return number of processes
3287
 
8866 rgimad 3288
        mov     eax, [thread_count]
2288 clevermous 3289
        mov     [esp+32], eax
3290
        ret
3291
 
8246 rgimad 3292
.addr_error:    ; if given memory address is illegal
8249 rgimad 3293
        mov     dword [esp+32], -1
8246 rgimad 3294
        ret
3295
 
2288 clevermous 3296
align 4
3297
sys_clock:
3298
        cli
3299
  ; Mikhail Lisovin  xx Jan 2005
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
  ; end Lisovin's fix
3311
 
3312
        xor     al, al        ; seconds
3313
        out     0x70, al
3314
        in      al, 0x71
3315
        movzx   ecx, al
3316
        mov     al, 02        ; minutes
3317
        shl     ecx, 16
3318
        out     0x70, al
3319
        in      al, 0x71
3320
        movzx   edx, al
3321
        mov     al, 04        ; hours
3322
        shl     edx, 8
3323
        out     0x70, al
3324
        in      al, 0x71
3325
        add     ecx, edx
3326
        movzx   edx, al
3327
        add     ecx, edx
3328
        sti
3329
        mov     [esp + 32], ecx
3330
        ret
3331
 
3332
 
3333
align 4
3334
 
3335
sys_date:
3336
 
3337
        cli
3338
  @@:
3339
        mov     al, 10
3340
        out     0x70, al
3341
        in      al, 0x71
3342
        test    al, al
3343
        jns     @f
3344
        mov     esi, 1
3345
        call    delay_ms
3346
        jmp     @b
3347
  @@:
3348
 
3349
        mov     ch, 0
3350
        mov     al, 7           ; date
3351
        out     0x70, al
3352
        in      al, 0x71
3353
        mov     cl, al
3354
        mov     al, 8           ; month
3355
        shl     ecx, 16
3356
        out     0x70, al
3357
        in      al, 0x71
3358
        mov     ch, al
3359
        mov     al, 9           ; year
3360
        out     0x70, al
3361
        in      al, 0x71
3362
        mov     cl, al
3363
        sti
3364
        mov     [esp+32], ecx
3365
        ret
3366
 
3367
 
3368
; redraw status
3369
 
3370
sys_redrawstat:
3371
        cmp     ebx, 1
3372
        jne     no_widgets_away
3373
        ; buttons away
8869 rgimad 3374
        mov     ecx, [current_slot_idx]
2288 clevermous 3375
  sys_newba2:
3376
        mov     edi, [BTN_ADDR]
3377
        cmp     [edi], dword 0  ; empty button list ?
3378
        je      end_of_buttons_away
3379
        movzx   ebx, word [edi]
3380
        inc     ebx
3381
        mov     eax, edi
3382
  sys_newba:
3383
        dec     ebx
3384
        jz      end_of_buttons_away
3385
 
3386
        add     eax, 0x10
3387
        cmp     cx, [eax]
3388
        jnz     sys_newba
3389
 
3390
        push    eax ebx ecx
3391
        mov     ecx, ebx
3392
        inc     ecx
3393
        shl     ecx, 4
3394
        mov     ebx, eax
3395
        add     eax, 0x10
3396
        call    memmove
3397
        dec     dword [edi]
3398
        pop     ecx ebx eax
3399
 
3400
        jmp     sys_newba2
3401
 
3402
  end_of_buttons_away:
3403
 
3404
        ret
3405
 
3406
  no_widgets_away:
3407
 
3408
        cmp     ebx, 2
3409
        jnz     srl1
3410
 
3411
        mov     edx, [TASK_BASE]      ; return whole screen draw area for this app
8869 rgimad 3412
        add     edx, draw_data - TASK_TABLE
2288 clevermous 3413
        mov     [edx + RECT.left], 0
3414
        mov     [edx + RECT.top], 0
5350 serge 3415
        mov     eax, [_display.width]
3416
        dec     eax
2288 clevermous 3417
        mov     [edx + RECT.right], eax
5350 serge 3418
        mov     eax, [_display.height]
3419
        dec     eax
2288 clevermous 3420
        mov     [edx + RECT.bottom], eax
3421
 
3422
  srl1:
3423
        ret
3424
 
3425
;ok - 100% work
3426
;nt - not tested
3427
;---------------------------------------------------------------------------------------------
3428
;eax
3429
;0 - task switch counter. Ret switch counter in eax. Block. ok.
3430
;1 - change task. Ret nothing. Block. ok.
3431
;2 - performance control
3432
; ebx
3433
; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
3434
; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
3435
; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
3436
; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
3437
; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
3438
;eax
3439
;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
3440
;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
3441
;---------------------------------------------------------------------------------------------
3442
iglobal
3443
align 4
3444
sheduler:
3445
        dd      sys_sheduler.00
3446
        dd      change_task
3447
        dd      sys_sheduler.02
3448
        dd      sys_sheduler.03
3449
        dd      sys_sheduler.04
3450
endg
3451
sys_sheduler:
3452
;rewritten by   29.12.2009
3453
        jmp     dword [sheduler+ebx*4]
3454
;.shed_counter:
3455
.00:
3456
        mov     eax, [context_counter]
3457
        mov     [esp+32], eax
3458
        ret
3459
 
3460
.02:
3461
;.perf_control:
3462
        inc     ebx                     ;before ebx=2, ebx=3
3463
        cmp     ebx, ecx                ;if ecx=3, ebx=3
3464
        jz      cache_disable
3465
 
3466
        dec     ebx                     ;ebx=2
3467
        cmp     ebx, ecx                ;
3468
        jz      cache_enable            ;if ecx=2 and ebx=2
3469
 
3470
        dec     ebx                     ;ebx=1
3471
        cmp     ebx, ecx
3472
        jz      is_cache_enabled        ;if ecx=1 and ebx=1
3473
 
3474
        dec     ebx
3475
        test    ebx, ecx                ;ebx=0 and ecx=0
3476
        jz      modify_pce              ;if ecx=0
3477
 
3478
        ret
3479
 
3480
.03:
3481
;.rdmsr_instr:
3482
;now counter in ecx
3483
;(edx:eax) esi:edi => edx:esi
3484
        mov     eax, esi
3485
        mov     ecx, edx
3486
        rdmsr
3487
        mov     [esp+32], eax
3488
        mov     [esp+20], edx           ;ret in ebx?
3489
        ret
3490
 
3491
.04:
3492
;.wrmsr_instr:
3493
;now counter in ecx
3494
;(edx:eax) esi:edi => edx:esi
3495
        ; Fast Call MSR can't be destroy
3539 clevermous 3496
        ; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
3497
        ; включаются/выключаются расширенные возможности
2288 clevermous 3498
        cmp     edx, MSR_SYSENTER_CS
3499
        je      @f
3500
        cmp     edx, MSR_SYSENTER_ESP
3501
        je      @f
3502
        cmp     edx, MSR_SYSENTER_EIP
3503
        je      @f
3504
        cmp     edx, MSR_AMD_STAR
3505
        je      @f
3506
 
3507
        mov     eax, esi
3508
        mov     ecx, edx
3509
        wrmsr
3510
        ; mov   [esp + 32], eax
3511
        ; mov   [esp + 20], edx ;ret in ebx?
3512
@@:
3513
        ret
3514
 
3515
cache_disable:
3516
        mov     eax, cr0
3517
        or      eax, 01100000000000000000000000000000b
3518
        mov     cr0, eax
3519
        wbinvd  ;set MESI
3520
        ret
3521
 
3522
cache_enable:
3523
        mov     eax, cr0
3524
        and     eax, 10011111111111111111111111111111b
3525
        mov     cr0, eax
3526
        ret
3527
 
3528
is_cache_enabled:
3529
        mov     eax, cr0
3530
        mov     ebx, eax
3531
        and     eax, 01100000000000000000000000000000b
3532
        jz      cache_disabled
3533
        mov     [esp+32], ebx
3534
cache_disabled:
3535
        mov     dword [esp+32], eax;0
3536
        ret
3537
 
3538
modify_pce:
3539
        mov     eax, cr4
3540
;       mov ebx,0
3541
;       or  bx,100000000b ;pce
3542
;       xor eax,ebx ;invert pce
3543
        bts     eax, 8;pce=cr4[8]
3544
        mov     cr4, eax
3545
        mov     [esp+32], eax
3546
        ret
3547
;---------------------------------------------------------------------------------------------
3548
 
3549
 
3550
iglobal
3551
  cpustring db 'CPU',0
3552
endg
3553
 
3554
uglobal
3555
background_defined    db    0    ; diamond, 11.04.2006
3556
endg
2513 mario79 3557
;-----------------------------------------------------------------------------
2288 clevermous 3558
align 4
3559
checkmisc:
3560
        cmp     [ctrl_alt_del], 1
3561
        jne     nocpustart
3562
 
3563
        mov     ebp, cpustring
3564
        call    fs_execute_from_sysdir
3565
 
3566
        mov     [ctrl_alt_del], 0
2513 mario79 3567
;--------------------------------------
3568
align 4
2288 clevermous 3569
nocpustart:
3570
        cmp     [mouse_active], 1
3571
        jne     mouse_not_active
3572
        mov     [mouse_active], 0
2411 Serge 3573
 
2288 clevermous 3574
        xor     edi, edi
8869 rgimad 3575
        mov     ebx, TASK_TABLE
2411 Serge 3576
 
8866 rgimad 3577
        mov     ecx, [thread_count]
2408 Serge 3578
        movzx   eax, word [WIN_POS + ecx*2]     ; active window
3579
        shl     eax, 8
2414 Serge 3580
        push    eax
2408 Serge 3581
 
2414 Serge 3582
        movzx   eax, word [MOUSE_X]
3583
        movzx   edx, word [MOUSE_Y]
2513 mario79 3584
;--------------------------------------
2408 Serge 3585
align 4
3586
.set_mouse_event:
8093 dunkaist 3587
        add     edi, sizeof.APPDATA
3588
        add     ebx, sizeof.TASKDATA
2411 Serge 3589
        test    [ebx+TASKDATA.event_mask], 0x80000000
2414 Serge 3590
        jz      .pos_filter
3591
 
3592
        cmp     edi, [esp]                      ; skip if filtration active
3593
        jne     .skip
2513 mario79 3594
;--------------------------------------
3595
align 4
2414 Serge 3596
.pos_filter:
3597
        test    [ebx+TASKDATA.event_mask], 0x40000000
2411 Serge 3598
        jz      .set
2288 clevermous 3599
 
2414 Serge 3600
        mov     esi, [ebx-twdw+WDATA.box.left]
3601
        cmp     eax, esi
3602
        jb      .skip
3603
        add     esi, [ebx-twdw+WDATA.box.width]
3604
        cmp     eax, esi
3605
        ja      .skip
3606
 
3607
        mov     esi, [ebx-twdw+WDATA.box.top]
3608
        cmp     edx, esi
3609
        jb      .skip
3610
        add     esi, [ebx-twdw+WDATA.box.height]
3611
        cmp     edx, esi
3612
        ja      .skip
2513 mario79 3613
;--------------------------------------
3614
align 4
2411 Serge 3615
.set:
8876 rgimad 3616
        or      [edi+SLOT_BASE+APPDATA.occurred_events], EVENT_MOUSE
2513 mario79 3617
;--------------------------------------
3618
align 4
2411 Serge 3619
.skip:
2408 Serge 3620
        loop    .set_mouse_event
3621
 
2414 Serge 3622
        pop     eax
2513 mario79 3623
;--------------------------------------
3624
align 4
2288 clevermous 3625
mouse_not_active:
6585 pathoswith 3626
        cmp     [REDRAW_BACKGROUND], 0  ; background update ?
2288 clevermous 3627
        jz      nobackgr
2524 mario79 3628
 
2288 clevermous 3629
        cmp     [background_defined], 0
3630
        jz      nobackgr
2513 mario79 3631
;--------------------------------------
3632
align 4
3536 clevermous 3633
backgr:
2537 mario79 3634
        mov     eax, [draw_data+32 + RECT.left]
3635
        shl     eax, 16
3636
        add     eax, [draw_data+32 + RECT.right]
3637
        mov     [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
3638
 
3639
        mov     eax, [draw_data+32 + RECT.top]
3640
        shl     eax, 16
3641
        add     eax, [draw_data+32 + RECT.bottom]
3642
        mov     [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
3643
 
2288 clevermous 3644
        call    drawbackground
2580 mario79 3645
;        DEBUGF  1, "K : drawbackground\n"
2620 mario79 3646
;        DEBUGF  1, "K : backg x %x\n",[BG_Rect_X_left_right]
3647
;        DEBUGF  1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513 mario79 3648
;--------- set event 5 start ----------
3649
        push    ecx edi
3650
        xor     edi, edi
8866 rgimad 3651
        mov     ecx, [thread_count]
2513 mario79 3652
;--------------------------------------
3653
align 4
3654
set_bgr_event:
8093 dunkaist 3655
        add     edi, sizeof.APPDATA
3536 clevermous 3656
        mov     eax, [BG_Rect_X_left_right]
3657
        mov     edx, [BG_Rect_Y_top_bottom]
3658
        cmp     [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
3659
        jz      .set
3660
.join:
3611 clevermous 3661
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
3662
        jae     @f
3663
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
3664
@@:
3665
        shr     eax, 16
3536 clevermous 3666
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
3667
        jbe     @f
3668
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
3669
@@:
3611 clevermous 3670
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536 clevermous 3671
        jae     @f
3611 clevermous 3672
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536 clevermous 3673
@@:
3611 clevermous 3674
        shr     edx, 16
3536 clevermous 3675
        cmp     word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
3676
        jbe     @f
3677
        mov     word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
3678
@@:
3679
        jmp     .common
3680
.set:
3681
        mov     [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
3682
        mov     [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
3683
.common:
8876 rgimad 3684
        or      [edi+SLOT_BASE+APPDATA.occurred_events], EVENT_BACKGROUND
2513 mario79 3685
        loop    set_bgr_event
3686
        pop     edi ecx
3687
;--------- set event 5 stop -----------
6585 pathoswith 3688
        dec     [REDRAW_BACKGROUND]     ; got new update request?
3536 clevermous 3689
        jnz     backgr
2513 mario79 3690
 
3536 clevermous 3691
        xor     eax, eax
2288 clevermous 3692
        mov     [draw_data+32 + RECT.left], eax
3693
        mov     [draw_data+32 + RECT.top], eax
3694
        mov     [draw_data+32 + RECT.right], eax
3695
        mov     [draw_data+32 + RECT.bottom], eax
2513 mario79 3696
;--------------------------------------
3697
align 4
2288 clevermous 3698
nobackgr:
2513 mario79 3699
; system shutdown request
2288 clevermous 3700
        cmp     [SYS_SHUTDOWN], byte 0
3701
        je      noshutdown
3702
 
3703
        mov     edx, [shutdown_processes]
3704
 
3705
        cmp     [SYS_SHUTDOWN], dl
3325 clevermous 3706
        jne     noshutdown
2288 clevermous 3707
 
3708
        lea     ecx, [edx-1]
3709
        mov     edx, OS_BASE+0x3040
3325 clevermous 3710
        jecxz   no_mark_system_shutdown
2513 mario79 3711
;--------------------------------------
3712
align 4
2288 clevermous 3713
markz:
3296 clevermous 3714
        push    ecx edx
6122 hidnplayr 3715
        cmp     [edx+TASKDATA.state], TSTATE_FREE
3325 clevermous 3716
        jz      .nokill
8869 rgimad 3717
        lea     edx, [(edx-(TASK_TABLE and 1FFFFFFFh))*8+SLOT_BASE]
5130 serge 3718
        cmp     [edx+APPDATA.process], sys_proc
3325 clevermous 3719
        jz      .nokill
3296 clevermous 3720
        call    request_terminate
3325 clevermous 3721
        jmp     .common
3722
.nokill:
3723
        dec     byte [SYS_SHUTDOWN]
3724
        xor     eax, eax
3725
.common:
3296 clevermous 3726
        pop     edx ecx
3727
        test    eax, eax
3728
        jz      @f
6122 hidnplayr 3729
        mov     [edx+TASKDATA.state], TSTATE_ZOMBIE
3296 clevermous 3730
@@:
2288 clevermous 3731
        add     edx, 0x20
3732
        loop    markz
3534 clevermous 3733
        call    wakeup_osloop
2513 mario79 3734
;--------------------------------------
3735
align 4
2288 clevermous 3736
@@:
2513 mario79 3737
no_mark_system_shutdown:
2288 clevermous 3738
        dec     byte [SYS_SHUTDOWN]
3739
        je      system_shutdown
2513 mario79 3740
;--------------------------------------
3741
align 4
2288 clevermous 3742
noshutdown:
8866 rgimad 3743
        mov     eax, [thread_count]           ; termination
2288 clevermous 3744
        mov     ebx, TASK_DATA+TASKDATA.state
3745
        mov     esi, 1
2513 mario79 3746
;--------------------------------------
3747
align 4
2288 clevermous 3748
newct:
3749
        mov     cl, [ebx]
3750
        cmp     cl, byte 3
3325 clevermous 3751
        jz      .terminate
2513 mario79 3752
 
2288 clevermous 3753
        cmp     cl, byte 4
3325 clevermous 3754
        jnz     .noterminate
3755
.terminate:
3756
        pushad
3493 mario79 3757
        mov     ecx, eax
3758
        shl     ecx, 8
3759
        add     ecx, SLOT_BASE
3760
        call    restore_default_cursor_before_killing
3761
        popad
3762
 
3763
        pushad
3325 clevermous 3764
        call    terminate
3765
        popad
3766
        cmp     byte [SYS_SHUTDOWN], 0
3767
        jz      .noterminate
3768
        dec     byte [SYS_SHUTDOWN]
3769
        je      system_shutdown
2288 clevermous 3770
 
3325 clevermous 3771
.noterminate:
2288 clevermous 3772
        add     ebx, 0x20
3773
        inc     esi
3774
        dec     eax
3775
        jnz     newct
3776
        ret
2513 mario79 3777
;-----------------------------------------------------------------------------
3778
align 4
2288 clevermous 3779
redrawscreen:
3780
; eax , if process window_data base is eax, do not set flag/limits
3781
 
3782
        pushad
3783
        push    eax
3784
 
3785
;;;         mov   ebx,2
3786
;;;         call  delay_hs
3787
 
3788
         ;mov   ecx,0               ; redraw flags for apps
3789
        xor     ecx, ecx
2513 mario79 3790
;--------------------------------------
3791
align 4
3792
newdw2:
2288 clevermous 3793
        inc     ecx
3794
        push    ecx
3795
 
3796
        mov     eax, ecx
3797
        shl     eax, 5
3798
        add     eax, window_data
3799
 
3800
        cmp     eax, [esp+4]
3801
        je      not_this_task
3802
                                   ; check if window in redraw area
3803
        mov     edi, eax
3804
 
3805
        cmp     ecx, 1             ; limit for background
3806
        jz      bgli
3807
 
5870 GerdtR 3808
        mov     eax, [esp+4]        ;if upper in z-position - no redraw
3809
        test    eax, eax
3810
        jz      @f
3811
        mov     al, [eax + WDATA.z_modif]
3812
        cmp     [edi + WDATA.z_modif], al
3813
        jg      ricino
3814
      @@:
3815
 
2288 clevermous 3816
        mov     eax, [edi + WDATA.box.left]
3817
        mov     ebx, [edi + WDATA.box.top]
3818
 
3819
        mov     ecx, [draw_limits.bottom] ; ecx = area y end     ebx = window y start
3820
        cmp     ecx, ebx
3821
        jb      ricino
3822
 
3823
        mov     ecx, [draw_limits.right] ; ecx = area x end     eax = window x start
3824
        cmp     ecx, eax
3825
        jb      ricino
3826
 
3827
        mov     eax, [edi + WDATA.box.left]
3828
        mov     ebx, [edi + WDATA.box.top]
3829
        mov     ecx, [edi + WDATA.box.width]
3830
        mov     edx, [edi + WDATA.box.height]
3831
        add     ecx, eax
3832
        add     edx, ebx
3833
 
3834
        mov     eax, [draw_limits.top]  ; eax = area y start     edx = window y end
3835
        cmp     edx, eax
3836
        jb      ricino
3837
 
3838
        mov     eax, [draw_limits.left]  ; eax = area x start     ecx = window x end
3839
        cmp     ecx, eax
3840
        jb      ricino
2513 mario79 3841
;--------------------------------------
3842
align 4
3843
bgli:
2288 clevermous 3844
        cmp     dword[esp], 1
3845
        jnz     .az
2513 mario79 3846
 
6585 pathoswith 3847
        cmp     [REDRAW_BACKGROUND], 0
2288 clevermous 3848
        jz      .az
2513 mario79 3849
 
2288 clevermous 3850
        mov     dl, 0
3851
        lea     eax, [edi+draw_data-window_data]
3852
        mov     ebx, [draw_limits.left]
3853
        cmp     ebx, [eax+RECT.left]
3854
        jae     @f
2513 mario79 3855
 
2288 clevermous 3856
        mov     [eax+RECT.left], ebx
3857
        mov     dl, 1
2513 mario79 3858
;--------------------------------------
3859
align 4
3860
@@:
2288 clevermous 3861
        mov     ebx, [draw_limits.top]
3862
        cmp     ebx, [eax+RECT.top]
3863
        jae     @f
2513 mario79 3864
 
2288 clevermous 3865
        mov     [eax+RECT.top], ebx
3866
        mov     dl, 1
2513 mario79 3867
;--------------------------------------
3868
align 4
3869
@@:
2288 clevermous 3870
        mov     ebx, [draw_limits.right]
3871
        cmp     ebx, [eax+RECT.right]
3872
        jbe     @f
2513 mario79 3873
 
2288 clevermous 3874
        mov     [eax+RECT.right], ebx
3875
        mov     dl, 1
2513 mario79 3876
;--------------------------------------
3877
align 4
3878
@@:
2288 clevermous 3879
        mov     ebx, [draw_limits.bottom]
3880
        cmp     ebx, [eax+RECT.bottom]
3881
        jbe     @f
2513 mario79 3882
 
2288 clevermous 3883
        mov     [eax+RECT.bottom], ebx
3884
        mov     dl, 1
2513 mario79 3885
;--------------------------------------
3886
align 4
3887
@@:
6585 pathoswith 3888
        add     [REDRAW_BACKGROUND], dl
3534 clevermous 3889
        call    wakeup_osloop
2288 clevermous 3890
        jmp     newdw8
2513 mario79 3891
;--------------------------------------
3892
align 4
3893
.az:
2288 clevermous 3894
        mov     eax, edi
3895
        add     eax, draw_data-window_data
3896
 
3897
        mov     ebx, [draw_limits.left]        ; set limits
3898
        mov     [eax + RECT.left], ebx
3899
        mov     ebx, [draw_limits.top]
3900
        mov     [eax + RECT.top], ebx
3901
        mov     ebx, [draw_limits.right]
3902
        mov     [eax + RECT.right], ebx
3903
        mov     ebx, [draw_limits.bottom]
3904
        mov     [eax + RECT.bottom], ebx
3905
 
3906
        sub     eax, draw_data-window_data
3907
 
3908
        cmp     dword [esp], 1
3909
        jne     nobgrd
6585 pathoswith 3910
        inc     [REDRAW_BACKGROUND]
3534 clevermous 3911
        call    wakeup_osloop
2513 mario79 3912
;--------------------------------------
3913
align 4
3914
newdw8:
3915
nobgrd:
3936 mario79 3916
;--------------------------------------
3917
        push    eax  edi ebp
3918
        mov     edi, [esp+12]
3919
        cmp     edi, 1
3920
        je      .found
2288 clevermous 3921
 
3936 mario79 3922
        mov     eax, [draw_limits.left]
3923
        mov     ebx, [draw_limits.top]
3924
        mov     ecx, [draw_limits.right]
3925
        sub     ecx, eax
3926
        test    ecx, ecx
3927
        jz      .not_found
3928
 
3929
        mov     edx, [draw_limits.bottom]
3930
        sub     edx, ebx
3931
        test    edx, edx
3932
        jz      .not_found
3933
 
3934
; eax - x, ebx - y
3935
; ecx - size x, edx - size y
3936
        add     ebx, edx
3937
;--------------------------------------
3938
align 4
3939
.start_y:
3940
        push    ecx
3941
;--------------------------------------
3942
align 4
3943
.start_x:
3944
        add     eax, ecx
3945
        mov     ebp, [d_width_calc_area + ebx*4]
5351 serge 3946
        add     ebp, [_display.win_map]
3936 mario79 3947
        movzx   ebp, byte[eax+ebp] ; get value for current point
3948
        cmp     ebp, edi
3949
        jne     @f
3950
 
3951
        pop     ecx
3952
        jmp     .found
3953
;--------------------------------------
3954
align 4
3955
@@:
3956
        sub     eax, ecx
3957
 
3958
        dec     ecx
9221 dunkaist 3959
        jns     .start_x
3936 mario79 3960
 
3961
        pop     ecx
3962
        dec     ebx
3963
        dec     edx
9221 dunkaist 3964
        jns     .start_y
3936 mario79 3965
;--------------------------------------
3966
align 4
3967
.not_found:
3968
        pop     ebp edi eax
3969
        jmp     ricino
3970
;--------------------------------------
3971
align 4
3972
.found:
3973
        pop     ebp edi eax
3974
 
2288 clevermous 3975
        mov     [eax + WDATA.fl_redraw], byte 1  ; mark as redraw
2513 mario79 3976
;--------------------------------------
3977
align 4
3978
ricino:
3979
not_this_task:
2288 clevermous 3980
        pop     ecx
3981
 
8866 rgimad 3982
        cmp     ecx, [thread_count]
2288 clevermous 3983
        jle     newdw2
3984
 
3985
        pop     eax
3986
        popad
3987
        ret
2513 mario79 3988
;-----------------------------------------------------------------------------
3989
align 4
2288 clevermous 3990
calculatebackground:   ; background
5351 serge 3991
        mov     edi, [_display.win_map]              ; set os to use all pixels
2288 clevermous 3992
        mov     eax, 0x01010101
5351 serge 3993
        mov     ecx, [_display.win_map_size]
2288 clevermous 3994
        shr     ecx, 2
3995
        rep stosd
6585 pathoswith 3996
        mov     byte[window_data+32+WDATA.z_modif], ZPOS_DESKTOP
3997
        mov     [REDRAW_BACKGROUND], 0
2288 clevermous 3998
        ret
2513 mario79 3999
;-----------------------------------------------------------------------------
2288 clevermous 4000
uglobal
4001
  imax    dd 0x0
4002
endg
2513 mario79 4003
;-----------------------------------------------------------------------------
4004
align 4
2288 clevermous 4005
delay_ms:     ; delay in 1/1000 sec
8139 dunkaist 4006
        pushad
4007
 
4008
        cmp     [hpet_base], 0
4009
        jz      .no_hpet
4010
        mov     eax, esi
8176 dunkaist 4011
        mov     edx, 1_000_000 ; ms to ns
8139 dunkaist 4012
        mul     edx
4013
        mov     ebx, edx
4014
        mov     ecx, eax
4015
 
2288 clevermous 4016
        push    ecx
8139 dunkaist 4017
        call    get_clock_ns
4018
        pop     ecx
4019
        mov     edi, edx
4020
        mov     esi, eax
4021
.wait:
4022
        push    ecx
4023
        call    get_clock_ns
4024
        pop     ecx
4025
        sub     eax, esi
4026
        sbb     edx, edi
4027
        sub     eax, ecx
4028
        sbb     edx, ebx
4029
        jc      .wait
4030
        jmp     .done
2288 clevermous 4031
 
8139 dunkaist 4032
.no_hpet:
2288 clevermous 4033
        mov     ecx, esi
4034
        ; 
4035
        imul    ecx, 33941
4036
        shr     ecx, 9
4037
        ; 
4038
 
4039
        in      al, 0x61
4040
        and     al, 0x10
4041
        mov     ah, al
4042
        cld
8139 dunkaist 4043
 
4044
.cnt1:
2288 clevermous 4045
        in      al, 0x61
4046
        and     al, 0x10
4047
        cmp     al, ah
8139 dunkaist 4048
        jz      .cnt1
2288 clevermous 4049
 
4050
        mov     ah, al
8139 dunkaist 4051
        loop    .cnt1
2288 clevermous 4052
 
8139 dunkaist 4053
.done:
4054
        popad
2288 clevermous 4055
        ret
2513 mario79 4056
;-----------------------------------------------------------------------------
2411 Serge 4057
align 4
2288 clevermous 4058
set_app_param:
4059
        mov     edi, [TASK_BASE]
2408 Serge 4060
        mov     eax, ebx
4061
        xchg    eax, [edi + TASKDATA.event_mask] ; set new event mask
4062
        mov     [esp+32], eax                    ; return old mask value
2288 clevermous 4063
        ret
2513 mario79 4064
;-----------------------------------------------------------------------------
3303 clevermous 4065
 
4066
; this is for syscall
4067
proc delay_hs_unprotected
4068
        call    unprotect_from_terminate
4069
        call    delay_hs
4070
        call    protect_from_terminate
4071
        ret
4072
endp
4073
 
3597 Serge 4074
if 1
2513 mario79 4075
align 4
2288 clevermous 4076
delay_hs:     ; delay in 1/100 secs
4077
; ebx = delay time
4078
 
3595 Serge 4079
        pushad
4080
        push    ebx
4081
        xor     esi, esi
4082
        mov     ecx, MANUAL_DESTROY
4083
        call    create_event
4084
        test    eax, eax
4085
        jz      .done
2288 clevermous 4086
 
3595 Serge 4087
        mov     ebx, edx
4088
        mov     ecx, [esp]
3597 Serge 4089
        push    edx
3595 Serge 4090
        push    eax
4091
        call    wait_event_timeout
4092
        pop     eax
3597 Serge 4093
        pop     ebx
3595 Serge 4094
        call    destroy_event
4095
.done:
4096
        add     esp, 4
4097
        popad
2288 clevermous 4098
        ret
3596 Serge 4099
 
4100
else
4101
 
4102
align 4
4103
delay_hs:     ; delay in 1/100 secs
4104
; ebx = delay time
4105
        push    ecx
4106
        push    edx
4107
 
4108
        mov     edx, [timer_ticks]
4109
;--------------------------------------
4110
align 4
4111
newtic:
4112
        mov     ecx, [timer_ticks]
4113
        sub     ecx, edx
4114
        cmp     ecx, ebx
4115
        jae     zerodelay
4116
 
4117
        call    change_task
4118
 
4119
        jmp     newtic
4120
;--------------------------------------
4121
align 4
4122
zerodelay:
4123
        pop     edx
4124
        pop     ecx
4125
        ret
4126
end if
4127
 
2513 mario79 4128
;-----------------------------------------------------------------------------
2288 clevermous 4129
align 16        ;very often call this subrutine
4130
memmove:       ; memory move in bytes
4131
; eax = from
4132
; ebx = to
4133
; ecx = no of bytes
4134
        test    ecx, ecx
4135
        jle     .ret
4136
 
4137
        push    esi edi ecx
4138
 
4139
        mov     edi, ebx
4140
        mov     esi, eax
4141
 
4142
        test    ecx, not 11b
4143
        jz      @f
4144
 
4145
        push    ecx
4146
        shr     ecx, 2
4147
        rep movsd
4148
        pop     ecx
4149
        and     ecx, 11b
4150
        jz      .finish
2513 mario79 4151
;--------------------------------------
4152
align 4
4153
@@:
2288 clevermous 4154
        rep movsb
2513 mario79 4155
;--------------------------------------
4156
align 4
4157
.finish:
2288 clevermous 4158
        pop     ecx edi esi
2513 mario79 4159
;--------------------------------------
4160
align 4
4161
.ret:
2288 clevermous 4162
        ret
2513 mario79 4163
;-----------------------------------------------------------------------------
2288 clevermous 4164
;  Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
4165
;align 4
4166
;
4167
;read_floppy_file:
4168
;
4169
;; as input
4170
;;
4171
;; eax pointer to file
4172
;; ebx file lenght
4173
;; ecx start 512 byte block number
4174
;; edx number of blocks to read
4175
;; esi pointer to return/work area (atleast 20 000 bytes)
4176
;;
4177
;;
4178
;; on return
4179
;;
4180
;; eax = 0 command succesful
4181
;;       1 no fd base and/or partition defined
4182
;;       2 yet unsupported FS
4183
;;       3 unknown FS
4184
;;       4 partition not defined at hd
4185
;;       5 file not found
4186
;; ebx = size of file
4187
;
4188
;     mov   edi,[TASK_BASE]
4189
;     add   edi,0x10
4190
;     add   esi,[edi]
4191
;     add   eax,[edi]
4192
;
4193
;     pushad
4194
;     mov  edi,esi
4195
;     add  edi,1024
4196
;     mov  esi,0x100000+19*512
4197
;     sub  ecx,1
4198
;     shl  ecx,9
4199
;     add  esi,ecx
4200
;     shl  edx,9
4201
;     mov  ecx,edx
4202
;     cld
4203
;     rep  movsb
4204
;     popad
4205
;
4206
;     mov   [esp+36],eax
4207
;     mov   [esp+24],ebx
4208
;     ret
4209
 
4210
 
4211
 
4212
align 4
4213
set_io_access_rights:
4214
        push    edi eax
4215
        mov     edi, tss._io_map_0
4216
;     mov   ecx,eax
4217
;     and   ecx,7    ; offset in byte
4218
;     shr   eax,3    ; number of byte
4219
;     add   edi,eax
4220
;     mov   ebx,1
4221
;     shl   ebx,cl
4222
        test    ebp, ebp
4223
;     cmp   ebp,0                ; enable access - ebp = 0
4224
        jnz     .siar1
4225
;     not   ebx
4226
;     and   [edi],byte bl
4227
        btr     [edi], eax
4228
        pop     eax edi
4229
        ret
4230
.siar1:
4231
        bts     [edi], eax
4232
  ;  or    [edi],byte bl        ; disable access - ebp = 1
4233
        pop     eax edi
4234
        ret
4235
;reserve/free group of ports
4236
;  * eax = 46 - number function
4237
;  * ebx = 0 - reserve, 1 - free
4238
;  * ecx = number start arrea of ports
4239
;  * edx = number end arrea of ports (include last number of port)
4240
;Return value:
4241
;  * eax = 0 - succesful
4242
;  * eax = 1 - error
4243
;  * The system has reserve this ports:
4244
;    0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
4245
;destroys eax,ebx, ebp
4246
r_f_port_area:
4247
 
4248
        test    ebx, ebx
4249
        jnz     free_port_area
4250
;     je    r_port_area
4251
;     jmp   free_port_area
4252
 
4253
;   r_port_area:
4254
 
4255
;     pushad
4256
 
4257
        cmp     ecx, edx      ; beginning > end ?
4258
        ja      rpal1
4259
        cmp     edx, 65536
4260
        jae     rpal1
4261
        mov     eax, [RESERVED_PORTS]
4262
        test    eax, eax      ; no reserved areas ?
4263
        je      rpal2
4264
        cmp     eax, 255      ; max reserved
4265
        jae     rpal1
4266
 rpal3:
4267
        mov     ebx, eax
4268
        shl     ebx, 4
4269
        add     ebx, RESERVED_PORTS
4270
        cmp     ecx, [ebx+8]
4271
        ja      rpal4
4272
        cmp     edx, [ebx+4]
4273
        jae     rpal1
4274
;     jb    rpal4
4275
;     jmp   rpal1
4276
 rpal4:
4277
        dec     eax
4278
        jnz     rpal3
4279
        jmp     rpal2
4280
   rpal1:
4281
;     popad
4282
;     mov   eax,1
4283
        xor     eax, eax
4284
        inc     eax
4285
        ret
4286
   rpal2:
4287
;     popad
4288
     ; enable port access at port IO map
4289
        cli
4290
        pushad                        ; start enable io map
4291
 
4292
        cmp     edx, 65536;16384
4293
        jae     no_unmask_io; jge
4294
        mov     eax, ecx
4295
;       push    ebp
4296
        xor     ebp, ebp               ; enable - eax = port
4297
new_port_access:
4298
;     pushad
4299
        call    set_io_access_rights
4300
;     popad
4301
        inc     eax
4302
        cmp     eax, edx
4303
        jbe     new_port_access
4304
;       pop     ebp
4305
no_unmask_io:
4306
        popad                         ; end enable io map
4307
        sti
4308
 
4309
        mov     eax, [RESERVED_PORTS]
4310
        add     eax, 1
4311
        mov     [RESERVED_PORTS], eax
4312
        shl     eax, 4
4313
        add     eax, RESERVED_PORTS
4314
        mov     ebx, [TASK_BASE]
4315
        mov     ebx, [ebx+TASKDATA.pid]
4316
        mov     [eax], ebx
4317
        mov     [eax+4], ecx
4318
        mov     [eax+8], edx
4319
 
4320
        xor     eax, eax
4321
        ret
4322
 
4323
free_port_area:
4324
 
4325
;     pushad
4326
        mov     eax, [RESERVED_PORTS]; no reserved areas ?
4327
        test    eax, eax
4328
        jz      frpal2
4329
        mov     ebx, [TASK_BASE]
4330
        mov     ebx, [ebx+TASKDATA.pid]
4331
   frpal3:
4332
        mov     edi, eax
4333
        shl     edi, 4
4334
        add     edi, RESERVED_PORTS
4335
        cmp     ebx, [edi]
4336
        jne     frpal4
4337
        cmp     ecx, [edi+4]
4338
        jne     frpal4
4339
        cmp     edx, [edi+8]
4340
        jne     frpal4
4341
        jmp     frpal1
4342
   frpal4:
4343
        dec     eax
4344
        jnz     frpal3
4345
   frpal2:
4346
;     popad
4347
        inc     eax
4348
        ret
4349
   frpal1:
4350
        push    ecx
4351
        mov     ecx, 256
4352
        sub     ecx, eax
4353
        shl     ecx, 4
4354
        mov     esi, edi
4355
        add     esi, 16
4356
        cld
4357
        rep movsb
4358
 
4359
        dec     dword [RESERVED_PORTS]
4360
;popad
4361
;disable port access at port IO map
4362
 
4363
;     pushad                        ; start disable io map
4364
        pop     eax     ;start port
4365
        cmp     edx, 65536;16384
4366
        jge     no_mask_io
4367
 
4368
;     mov   eax,ecx
4369
        xor     ebp, ebp
4370
        inc     ebp
4371
new_port_access_disable:
4372
;     pushad
4373
;     mov   ebp,1                  ; disable - eax = port
4374
        call    set_io_access_rights
4375
;     popad
4376
        inc     eax
4377
        cmp     eax, edx
4378
        jbe     new_port_access_disable
4379
no_mask_io:
4380
;     popad                         ; end disable io map
4381
        xor     eax, eax
4382
        ret
2430 mario79 4383
;-----------------------------------------------------------------------------
2288 clevermous 4384
align 4
4385
drawbackground:
2430 mario79 4386
dbrv20:
2288 clevermous 4387
        cmp     [BgrDrawMode], dword 1
4388
        jne     bgrstr
4389
        call    vesa20_drawbackground_tiled
2453 mario79 4390
;        call    [draw_pointer]
4391
        call    __sys_draw_pointer
2288 clevermous 4392
        ret
2430 mario79 4393
;--------------------------------------
4394
align 4
4395
bgrstr:
2288 clevermous 4396
        call    vesa20_drawbackground_stretch
2453 mario79 4397
;        call    [draw_pointer]
4398
        call    __sys_draw_pointer
2288 clevermous 4399
        ret
2430 mario79 4400
;-----------------------------------------------------------------------------
2288 clevermous 4401
align 4
4402
syscall_putimage:                       ; PutImage
8714 Doczom 4403
; add check pointer
4404
        push    ecx
4405
        mov     ax, cx
4406
        shr     ecx, 16
4407
        imul    eax, ecx
4408
        lea     eax, [eax*3]
4409
        stdcall is_region_userspace, ebx, eax
4410
        pop     ecx
9045 dunkaist 4411
        jnz     sys_putimage.exit
8714 Doczom 4412
 
2288 clevermous 4413
sys_putimage:
4414
        test    ecx, 0x80008000
4415
        jnz     .exit
4416
        test    ecx, 0x0000FFFF
4417
        jz      .exit
4418
        test    ecx, 0xFFFF0000
4419
        jnz     @f
2430 mario79 4420
;--------------------------------------
4421
align 4
4422
.exit:
2288 clevermous 4423
        ret
2430 mario79 4424
;--------------------------------------
4425
align 4
4426
@@:
2288 clevermous 4427
        mov     edi, [current_slot]
4428
        add     dx, word[edi+APPDATA.wnd_clientbox.top]
4429
        rol     edx, 16
4430
        add     dx, word[edi+APPDATA.wnd_clientbox.left]
4431
        rol     edx, 16
2430 mario79 4432
;--------------------------------------
4433
align 4
4434
.forced:
2288 clevermous 4435
        push    ebp esi 0
4436
        mov     ebp, putimage_get24bpp
4437
        mov     esi, putimage_init24bpp
2430 mario79 4438
;--------------------------------------
4439
align 4
2288 clevermous 4440
sys_putimage_bpp:
2430 mario79 4441
        call    vesa20_putimage
2288 clevermous 4442
        pop     ebp esi ebp
2430 mario79 4443
        ret
4444
;        jmp     [draw_pointer]
4445
;-----------------------------------------------------------------------------
2288 clevermous 4446
align 4
4447
sys_putimage_palette:
4448
; ebx = pointer to image
4449
; ecx = [xsize]*65536 + [ysize]
4450
; edx = [xstart]*65536 + [ystart]
4451
; esi = number of bits per pixel, must be 8, 24 or 32
4452
; edi = pointer to palette
4453
; ebp = row delta
8715 Doczom 4454
; check pointer
4455
        push    ecx
4456
        mov     ax, cx
4457
        shr     ecx, 16
4458
        imul    eax, ecx
4459
        stdcall is_region_userspace, ebx, eax
4460
        pop     ecx
9045 dunkaist 4461
        jnz     sys_putimage.exit
8715 Doczom 4462
 
8869 rgimad 4463
        mov     eax, [current_slot_idx]
2288 clevermous 4464
        shl     eax, 8
4465
        add     dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
4466
        rol     edx, 16
4467
        add     dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
4468
        rol     edx, 16
2430 mario79 4469
;--------------------------------------
4470
align 4
2288 clevermous 4471
.forced:
4472
        cmp     esi, 1
4473
        jnz     @f
4474
        push    edi
4475
        mov     eax, [edi+4]
4476
        sub     eax, [edi]
4477
        push    eax
4478
        push    dword [edi]
4479
        push    0ffffff80h
4480
        mov     edi, esp
4481
        call    put_mono_image
4482
        add     esp, 12
4483
        pop     edi
4484
        ret
2430 mario79 4485
;--------------------------------------
4486
align 4
2288 clevermous 4487
@@:
4488
        cmp     esi, 2
4489
        jnz     @f
4490
        push    edi
4491
        push    0ffffff80h
4492
        mov     edi, esp
4493
        call    put_2bit_image
4494
        pop     eax
4495
        pop     edi
4496
        ret
2430 mario79 4497
;--------------------------------------
4498
align 4
2288 clevermous 4499
@@:
4500
        cmp     esi, 4
4501
        jnz     @f
4502
        push    edi
4503
        push    0ffffff80h
4504
        mov     edi, esp
4505
        call    put_4bit_image
4506
        pop     eax
4507
        pop     edi
4508
        ret
2430 mario79 4509
;--------------------------------------
4510
align 4
2288 clevermous 4511
@@:
4512
        push    ebp esi ebp
4513
        cmp     esi, 8
4514
        jnz     @f
4515
        mov     ebp, putimage_get8bpp
4516
        mov     esi, putimage_init8bpp
4517
        jmp     sys_putimage_bpp
2430 mario79 4518
;--------------------------------------
4519
align 4
2288 clevermous 4520
@@:
2727 dunkaist 4521
        cmp     esi, 9
4522
        jnz     @f
4523
        mov     ebp, putimage_get9bpp
4524
        mov     esi, putimage_init9bpp
4525
        jmp     sys_putimage_bpp
4526
;--------------------------------------
4527
align 4
4528
@@:
2288 clevermous 4529
        cmp     esi, 15
4530
        jnz     @f
4531
        mov     ebp, putimage_get15bpp
4532
        mov     esi, putimage_init15bpp
4533
        jmp     sys_putimage_bpp
2430 mario79 4534
;--------------------------------------
4535
align 4
2288 clevermous 4536
@@:
4537
        cmp     esi, 16
4538
        jnz     @f
4539
        mov     ebp, putimage_get16bpp
4540
        mov     esi, putimage_init16bpp
4541
        jmp     sys_putimage_bpp
2430 mario79 4542
;--------------------------------------
4543
align 4
2288 clevermous 4544
@@:
4545
        cmp     esi, 24
4546
        jnz     @f
4547
        mov     ebp, putimage_get24bpp
4548
        mov     esi, putimage_init24bpp
4549
        jmp     sys_putimage_bpp
2430 mario79 4550
;--------------------------------------
4551
align 4
2288 clevermous 4552
@@:
4553
        cmp     esi, 32
4554
        jnz     @f
4555
        mov     ebp, putimage_get32bpp
4556
        mov     esi, putimage_init32bpp
4557
        jmp     sys_putimage_bpp
2430 mario79 4558
;--------------------------------------
4559
align 4
2288 clevermous 4560
@@:
4561
        pop     ebp esi ebp
4562
        ret
2430 mario79 4563
;-----------------------------------------------------------------------------
4564
align 4
2288 clevermous 4565
put_mono_image:
4566
        push    ebp esi ebp
4567
        mov     ebp, putimage_get1bpp
4568
        mov     esi, putimage_init1bpp
4569
        jmp     sys_putimage_bpp
2430 mario79 4570
;-----------------------------------------------------------------------------
4571
align 4
2288 clevermous 4572
put_2bit_image:
4573
        push    ebp esi ebp
4574
        mov     ebp, putimage_get2bpp
4575
        mov     esi, putimage_init2bpp
4576
        jmp     sys_putimage_bpp
2430 mario79 4577
;-----------------------------------------------------------------------------
4578
align 4
2288 clevermous 4579
put_4bit_image:
4580
        push    ebp esi ebp
4581
        mov     ebp, putimage_get4bpp
4582
        mov     esi, putimage_init4bpp
4583
        jmp     sys_putimage_bpp
2430 mario79 4584
;-----------------------------------------------------------------------------
4585
align 4
2288 clevermous 4586
putimage_init24bpp:
4587
        lea     eax, [eax*3]
4588
putimage_init8bpp:
2727 dunkaist 4589
putimage_init9bpp:
2288 clevermous 4590
        ret
2430 mario79 4591
;-----------------------------------------------------------------------------
2288 clevermous 4592
align 16
4593
putimage_get24bpp:
4594
        movzx   eax, byte [esi+2]
4595
        shl     eax, 16
4596
        mov     ax, [esi]
4597
        add     esi, 3
4598
        ret     4
2430 mario79 4599
;-----------------------------------------------------------------------------
2288 clevermous 4600
align 16
4601
putimage_get8bpp:
4602
        movzx   eax, byte [esi]
4603
        push    edx
4604
        mov     edx, [esp+8]
4605
        mov     eax, [edx+eax*4]
4606
        pop     edx
4607
        inc     esi
4608
        ret     4
2430 mario79 4609
;-----------------------------------------------------------------------------
2727 dunkaist 4610
align 16
4611
putimage_get9bpp:
4612
        lodsb
4613
        mov     ah, al
4614
        shl     eax, 8
4615
        mov     al, ah
4616
        ret     4
4617
;-----------------------------------------------------------------------------
2430 mario79 4618
align 4
2288 clevermous 4619
putimage_init1bpp:
4620
        add     eax, ecx
4621
        push    ecx
4622
        add     eax, 7
4623
        add     ecx, 7
4624
        shr     eax, 3
4625
        shr     ecx, 3
4626
        sub     eax, ecx
4627
        pop     ecx
4628
        ret
2430 mario79 4629
;-----------------------------------------------------------------------------
2288 clevermous 4630
align 16
4631
putimage_get1bpp:
4632
        push    edx
4633
        mov     edx, [esp+8]
4634
        mov     al, [edx]
4635
        add     al, al
4636
        jnz     @f
4637
        lodsb
4638
        adc     al, al
4639
@@:
4640
        mov     [edx], al
4641
        sbb     eax, eax
4642
        and     eax, [edx+8]
4643
        add     eax, [edx+4]
4644
        pop     edx
4645
        ret     4
2430 mario79 4646
;-----------------------------------------------------------------------------
4647
align 4
2288 clevermous 4648
putimage_init2bpp:
4649
        add     eax, ecx
4650
        push    ecx
4651
        add     ecx, 3
4652
        add     eax, 3
4653
        shr     ecx, 2
4654
        shr     eax, 2
4655
        sub     eax, ecx
4656
        pop     ecx
4657
        ret
2430 mario79 4658
;-----------------------------------------------------------------------------
2288 clevermous 4659
align 16
4660
putimage_get2bpp:
4661
        push    edx
4662
        mov     edx, [esp+8]
4663
        mov     al, [edx]
4664
        mov     ah, al
4665
        shr     al, 6
4666
        shl     ah, 2
4667
        jnz     .nonewbyte
4668
        lodsb
4669
        mov     ah, al
4670
        shr     al, 6
4671
        shl     ah, 2
4672
        add     ah, 1
4673
.nonewbyte:
4674
        mov     [edx], ah
4675
        mov     edx, [edx+4]
4676
        movzx   eax, al
4677
        mov     eax, [edx+eax*4]
4678
        pop     edx
4679
        ret     4
2430 mario79 4680
;-----------------------------------------------------------------------------
4681
align 4
2288 clevermous 4682
putimage_init4bpp:
4683
        add     eax, ecx
4684
        push    ecx
4685
        add     ecx, 1
4686
        add     eax, 1
4687
        shr     ecx, 1
4688
        shr     eax, 1
4689
        sub     eax, ecx
4690
        pop     ecx
4691
        ret
2430 mario79 4692
;-----------------------------------------------------------------------------
2288 clevermous 4693
align 16
4694
putimage_get4bpp:
4695
        push    edx
4696
        mov     edx, [esp+8]
4697
        add     byte [edx], 80h
4698
        jc      @f
4699
        movzx   eax, byte [edx+1]
4700
        mov     edx, [edx+4]
4701
        and     eax, 0x0F
4702
        mov     eax, [edx+eax*4]
4703
        pop     edx
4704
        ret     4
4705
@@:
4706
        movzx   eax, byte [esi]
4707
        add     esi, 1
4708
        mov     [edx+1], al
4709
        shr     eax, 4
4710
        mov     edx, [edx+4]
4711
        mov     eax, [edx+eax*4]
4712
        pop     edx
4713
        ret     4
2430 mario79 4714
;-----------------------------------------------------------------------------
4715
align 4
2288 clevermous 4716
putimage_init32bpp:
4717
        shl     eax, 2
4718
        ret
2430 mario79 4719
;-----------------------------------------------------------------------------
2288 clevermous 4720
align 16
4721
putimage_get32bpp:
4722
        lodsd
4723
        ret     4
2430 mario79 4724
;-----------------------------------------------------------------------------
4725
align 4
2288 clevermous 4726
putimage_init15bpp:
4727
putimage_init16bpp:
4728
        add     eax, eax
4729
        ret
2430 mario79 4730
;-----------------------------------------------------------------------------
2288 clevermous 4731
align 16
4732
putimage_get15bpp:
4733
; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
4734
        push    ecx edx
4735
        movzx   eax, word [esi]
4736
        add     esi, 2
4737
        mov     ecx, eax
4738
        mov     edx, eax
4739
        and     eax, 0x1F
4740
        and     ecx, 0x1F shl 5
4741
        and     edx, 0x1F shl 10
4742
        shl     eax, 3
4743
        shl     ecx, 6
4744
        shl     edx, 9
4745
        or      eax, ecx
4746
        or      eax, edx
4747
        pop     edx ecx
4748
        ret     4
2430 mario79 4749
;-----------------------------------------------------------------------------
2288 clevermous 4750
align 16
4751
putimage_get16bpp:
4752
; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
4753
        push    ecx edx
4754
        movzx   eax, word [esi]
4755
        add     esi, 2
4756
        mov     ecx, eax
4757
        mov     edx, eax
4758
        and     eax, 0x1F
4759
        and     ecx, 0x3F shl 5
4760
        and     edx, 0x1F shl 11
4761
        shl     eax, 3
4762
        shl     ecx, 5
4763
        shl     edx, 8
4764
        or      eax, ecx
4765
        or      eax, edx
4766
        pop     edx ecx
4767
        ret     4
2430 mario79 4768
;-----------------------------------------------------------------------------
4769
;align 4
2288 clevermous 4770
; eax x beginning
4771
; ebx y beginning
4772
; ecx x end
4773
        ; edx y end
4774
; edi color
2430 mario79 4775
;__sys_drawbar:
4776
;        mov     esi, [current_slot]
4777
;        add     eax, [esi+APPDATA.wnd_clientbox.left]
4778
;        add     ecx, [esi+APPDATA.wnd_clientbox.left]
4779
;        add     ebx, [esi+APPDATA.wnd_clientbox.top]
4780
;        add     edx, [esi+APPDATA.wnd_clientbox.top]
4781
;--------------------------------------
4782
;align 4
4783
;.forced:
4784
;        call    vesa20_drawbar
2407 mario79 4785
;        call    [draw_pointer]
4786
;        ret
2430 mario79 4787
;-----------------------------------------------------------------------------
4788
align 4
5012 clevermous 4789
kb_write_wait_ack:
2288 clevermous 4790
 
4791
        push    ecx edx
4792
 
4793
        mov     dl, al
4794
        mov     ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
5012 clevermous 4795
.wait_output_ready:
2288 clevermous 4796
        in      al, 0x64
4797
        test    al, 2
5012 clevermous 4798
        jz      @f
4799
        loop    .wait_output_ready
2288 clevermous 4800
        mov     ah, 1
5012 clevermous 4801
        jmp     .nothing
4802
@@:
2288 clevermous 4803
        mov     al, dl
4804
        out     0x60, al
5012 clevermous 4805
        mov     ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
4806
.wait_ack:
2288 clevermous 4807
        in      al, 0x64
5012 clevermous 4808
        test    al, 1
4809
        jnz     @f
4810
        loop    .wait_ack
2288 clevermous 4811
        mov     ah, 1
5012 clevermous 4812
        jmp     .nothing
4813
@@:
4814
        in      al, 0x60
2288 clevermous 4815
        xor     ah, ah
4816
 
5012 clevermous 4817
.nothing:
2288 clevermous 4818
        pop     edx ecx
4819
 
4820
        ret
2430 mario79 4821
;-----------------------------------------------------------------------------
2288 clevermous 4822
 
4823
setmouse:  ; set mousepicture -pointer
4824
           ; ps2 mouse enable
4825
 
2430 mario79 4826
;        mov     [MOUSE_PICTURE], dword mousepointer
2288 clevermous 4827
 
4828
        cli
4829
 
4830
        ret
4831
 
4832
if used _rdtsc
4833
_rdtsc:
4834
        bt      [cpu_caps], CAPS_TSC
4835
        jnc     ret_rdtsc
4836
        rdtsc
4837
        ret
4838
   ret_rdtsc:
4839
        mov     edx, 0xffffffff
4840
        mov     eax, 0xffffffff
4841
        ret
4842
end if
4843
 
4844
sys_msg_board_str:
4845
 
4846
        pushad
4847
   @@:
4848
        cmp     [esi], byte 0
4849
        je      @f
3614 shikhin 4850
        mov     ebx, 1
4851
        movzx   ecx, byte [esi]
2288 clevermous 4852
        call    sys_msg_board
4853
        inc     esi
4854
        jmp     @b
4855
   @@:
4856
        popad
4857
        ret
4858
 
4859
sys_msg_board_byte:
4860
; in: al = byte to display
4861
; out: nothing
4862
; destroys: nothing
4863
        pushad
4864
        mov     ecx, 2
4865
        shl     eax, 24
4866
        jmp     @f
4867
 
4868
sys_msg_board_word:
4869
; in: ax = word to display
4870
; out: nothing
4871
; destroys: nothing
4872
        pushad
4873
        mov     ecx, 4
4874
        shl     eax, 16
4875
        jmp     @f
4876
 
4877
sys_msg_board_dword:
4878
; in: eax = dword to display
4879
; out: nothing
4880
; destroys: nothing
4881
        pushad
4882
        mov     ecx, 8
4883
@@:
4884
        push    ecx
4885
        rol     eax, 4
4886
        push    eax
4887
        and     al, 0xF
4888
        cmp     al, 10
4889
        sbb     al, 69h
4890
        das
3614 shikhin 4891
        mov     cl, al
4892
        xor     ebx, ebx
4893
        inc     ebx
2288 clevermous 4894
        call    sys_msg_board
4895
        pop     eax
4896
        pop     ecx
4897
        loop    @b
4898
        popad
4899
        ret
4900
 
3392 clevermous 4901
msg_board_data_size = 65536 ; Must be power of two
4902
 
2288 clevermous 4903
uglobal
6501 pathoswith 4904
msg_board_data  rb  msg_board_data_size
4905
msg_board_count dd  ?
2288 clevermous 4906
endg
4907
 
6501 pathoswith 4908
iglobal
4909
msg_board_pos   dd  42*6*65536+10 ; for printing debug output on the screen
4910
endg
4911
 
2288 clevermous 4912
sys_msg_board:
6501 pathoswith 4913
; ebx=1 -> write, cl = byte to write
4914
; ebx=2 -> read, ecx=0 -> no data, ecx=1 -> data in al
4915
        push    eax ebx
3614 shikhin 4916
        mov     eax, ebx
4917
        mov     ebx, ecx
2288 clevermous 4918
        mov     ecx, [msg_board_count]
4919
        cmp     eax, 1
6501 pathoswith 4920
        jne     .read
2288 clevermous 4921
 
4922
if defined debug_com_base
4923
        push    dx ax
6501 pathoswith 4924
@@: ; wait for empty transmit register
2288 clevermous 4925
        mov     dx, debug_com_base+5
4926
        in      al, dx
4927
        test    al, 1 shl 5
4928
        jz      @r
4929
        mov     dx, debug_com_base      ; Output the byte
4930
        mov     al, bl
4931
        out     dx, al
4932
        pop     ax dx
4933
end if
4934
 
4935
        mov     [msg_board_data+ecx], bl
3777 yogev_ezra 4936
        cmp     byte [debug_direct_print], 1
6501 pathoswith 4937
        jnz     .end
3507 clevermous 4938
        pusha
4939
        lea     edx, [msg_board_data+ecx]
4940
        mov     ecx, 0x40FFFFFF
4941
        mov     ebx, [msg_board_pos]
4942
        mov     edi, 1
4943
        mov     esi, 1
4944
        call    dtext
4945
        popa
4946
        add     word [msg_board_pos+2], 6
6501 pathoswith 4947
        cmp     word [msg_board_pos+2], 105*6
4948
        jnc     @f
3507 clevermous 4949
        cmp     bl, 10
6501 pathoswith 4950
        jnz     .end
4951
@@:
4952
        mov     word [msg_board_pos+2], 42*6
3507 clevermous 4953
        add     word [msg_board_pos], 10
6501 pathoswith 4954
        mov     eax, [_display.height]
4955
        sub     eax, 10
4956
        cmp     ax, word [msg_board_pos]
4957
        jnc     @f
3507 clevermous 4958
        mov     word [msg_board_pos], 10
4959
@@:
3534 clevermous 4960
        pusha
6501 pathoswith 4961
        mov     eax, [msg_board_pos]
4962
        movzx   ebx, ax
4963
        shr     eax, 16
4964
        mov     edx, 105*6
4965
        xor     ecx, ecx
4966
        mov     edi, 1
4967
        mov     esi, 9
4968
@@:
4969
        call    hline
4970
        inc     ebx
4971
        dec     esi
4972
        jnz     @b
3534 clevermous 4973
        popa
6501 pathoswith 4974
.end:
2288 clevermous 4975
        inc     ecx
3392 clevermous 4976
        and     ecx, msg_board_data_size - 1
2288 clevermous 4977
        mov     [msg_board_count], ecx
6501 pathoswith 4978
.ret:
3614 shikhin 4979
        pop     ebx eax
2288 clevermous 4980
        ret
6501 pathoswith 4981
 
4982
@@:
4983
        mov     [esp+32], ecx
4984
        mov     [esp+20], ecx
4985
        jmp     .ret
4986
 
4987
.read:
2288 clevermous 4988
        cmp     eax, 2
6501 pathoswith 4989
        jne     .ret
2288 clevermous 4990
        test    ecx, ecx
6501 pathoswith 4991
        jz      @b
4992
        add     esp, 8  ; returning data in ebx and eax, so no need to restore them
2288 clevermous 4993
        mov     eax, msg_board_data+1
4994
        mov     ebx, msg_board_data
4995
        movzx   edx, byte [ebx]
4996
        call    memmove
4997
        dec     [msg_board_count]
3614 shikhin 4998
        mov     [esp + 32], edx ;eax
4999
        mov     [esp + 20], dword 1
2288 clevermous 5000
        ret
5001
 
5002
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5003
;; 66 sys function.                                                ;;
5004
;; in eax=66,ebx in [0..5],ecx,edx                                 ;;
5005
;; out eax                                                         ;;
5006
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5007
iglobal
5008
align 4
5009
f66call:
5010
           dd sys_process_def.1   ; 1 = set keyboard mode
5011
           dd sys_process_def.2   ; 2 = get keyboard mode
5012
           dd sys_process_def.3   ; 3 = get keyboard ctrl, alt, shift
2709 mario79 5013
           dd sys_process_def.4   ; 4 = set system-wide hotkey
5014
           dd sys_process_def.5   ; 5 = delete installed hotkey
5015
           dd sys_process_def.6   ; 6 = disable input, work only hotkeys
5016
           dd sys_process_def.7   ; 7 = enable input, opposition to f.66.6
2288 clevermous 5017
endg
2709 mario79 5018
;-----------------------------------------------------------------------------
5019
align 4
2288 clevermous 5020
sys_process_def:
5021
        dec     ebx
2709 mario79 5022
        cmp     ebx, 7
5023
        jae     .not_support    ;if >=8 then or eax,-1
2288 clevermous 5024
 
8869 rgimad 5025
        mov     edi, [current_slot_idx]
2288 clevermous 5026
        jmp     dword [f66call+ebx*4]
5027
 
5028
.not_support:
5029
        or      eax, -1
5030
        ret
2709 mario79 5031
;-----------------------------------------------------------------------------
5032
align 4
2288 clevermous 5033
.1:
5034
        shl     edi, 8
5035
        mov     [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
5036
 
5037
        ret
2709 mario79 5038
;-----------------------------------------------------------------------------
5039
align 4
2288 clevermous 5040
.2:                             ; 2 = get keyboard mode
5041
        shl     edi, 8
5042
        movzx   eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
5043
        mov     [esp+32], eax
5044
        ret
2709 mario79 5045
;-----------------------------------------------------------------------------
5046
align 4
2288 clevermous 5047
.3:                             ;3 = get keyboard ctrl, alt, shift
5048
        mov     eax, [kb_state]
5049
        mov     [esp+32], eax
5050
        ret
2709 mario79 5051
;-----------------------------------------------------------------------------
5052
align 4
2288 clevermous 5053
.4:
5054
        mov     eax, hotkey_list
5055
@@:
5056
        cmp     dword [eax+8], 0
5057
        jz      .found_free
5058
        add     eax, 16
5059
        cmp     eax, hotkey_list+16*256
5060
        jb      @b
5061
        mov     dword [esp+32], 1
5062
        ret
5063
.found_free:
5064
        mov     [eax+8], edi
5065
        mov     [eax+4], edx
5066
        movzx   ecx, cl
5067
        lea     ecx, [hotkey_scancodes+ecx*4]
5068
        mov     edx, [ecx]
5069
        mov     [eax], edx
5070
        mov     [ecx], eax
5071
        mov     [eax+12], ecx
3383 hidnplayr 5072
        test    edx, edx
5073
        jz      @f
2288 clevermous 5074
        mov     [edx+12], eax
5075
@@:
5076
        and     dword [esp+32], 0
5077
        ret
2709 mario79 5078
;-----------------------------------------------------------------------------
5079
align 4
2288 clevermous 5080
.5:
5081
        movzx   ebx, cl
5082
        lea     ebx, [hotkey_scancodes+ebx*4]
5083
        mov     eax, [ebx]
5084
.scan:
5085
        test    eax, eax
5086
        jz      .notfound
5087
        cmp     [eax+8], edi
5088
        jnz     .next
5089
        cmp     [eax+4], edx
5090
        jz      .found
5091
.next:
5092
        mov     eax, [eax]
5093
        jmp     .scan
5094
.notfound:
5095
        mov     dword [esp+32], 1
5096
        ret
5097
.found:
5098
        mov     ecx, [eax]
5099
        jecxz   @f
5100
        mov     edx, [eax+12]
5101
        mov     [ecx+12], edx
5102
@@:
5103
        mov     ecx, [eax+12]
5104
        mov     edx, [eax]
5105
        mov     [ecx], edx
5106
        xor     edx, edx
5107
        mov     [eax+4], edx
5108
        mov     [eax+8], edx
5109
        mov     [eax+12], edx
5110
        mov     [eax], edx
5111
        mov     [esp+32], edx
5112
        ret
2709 mario79 5113
;-----------------------------------------------------------------------------
5114
align 4
5115
.6:
5116
        pushfd
5117
        cli
5118
        mov     eax, [PID_lock_input]
5119
        test    eax, eax
5120
        jnz     @f
5121
; get current PID
8869 rgimad 5122
        mov     eax, [current_slot_idx]
2709 mario79 5123
        shl     eax, 5
8869 rgimad 5124
        mov     eax, [eax+TASK_TABLE+TASKDATA.pid]
2709 mario79 5125
; set current PID for lock input
5126
        mov     [PID_lock_input], eax
5127
@@:
5128
        popfd
5129
        ret
5130
;-----------------------------------------------------------------------------
5131
align 4
5132
.7:
5133
        mov     eax, [PID_lock_input]
5134
        test    eax, eax
5135
        jz      @f
5136
; get current PID
8869 rgimad 5137
        mov     ebx, [current_slot_idx]
2709 mario79 5138
        shl     ebx, 5
8869 rgimad 5139
        mov     ebx, [ebx+TASK_TABLE+TASKDATA.pid]
2709 mario79 5140
; compare current lock input with current PID
5141
        cmp     ebx, eax
5142
        jne     @f
2288 clevermous 5143
 
2709 mario79 5144
        xor     eax, eax
5145
        mov     [PID_lock_input], eax
5146
@@:
5147
        ret
5148
;-----------------------------------------------------------------------------
5149
uglobal
5150
  PID_lock_input dd 0x0
5151
endg
2288 clevermous 5152
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5153
;; 61 sys function.                                                ;;
5154
;; in eax=61,ebx in [1..3]                                         ;;
5155
;; out eax                                                         ;;
5156
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
5157
iglobal
5158
align 4
5159
f61call:
5160
           dd sys_gs.1   ; resolution
5161
           dd sys_gs.2   ; bits per pixel
5162
           dd sys_gs.3   ; bytes per scanline
5163
endg
5164
 
5165
 
5166
align 4
5167
 
5168
sys_gs:                         ; direct screen access
5169
        dec     ebx
5170
        cmp     ebx, 2
5171
        ja      .not_support
5172
        jmp     dword [f61call+ebx*4]
5173
.not_support:
5174
        or      [esp+32], dword -1
5175
        ret
5176
 
5177
 
5178
.1:                             ; resolution
5350 serge 5179
        mov     eax, [_display.width]
2288 clevermous 5180
        shl     eax, 16
5350 serge 5181
        mov     ax, word [_display.height]
2288 clevermous 5182
        mov     [esp+32], eax
5183
        ret
5184
.2:                             ; bits per pixel
5154 hidnplayr 5185
        mov     eax, [_display.bits_per_pixel]
2288 clevermous 5186
        mov     [esp+32], eax
5187
        ret
5188
.3:                             ; bytes per scanline
5351 serge 5189
        mov     eax, [_display.lfb_pitch]
2288 clevermous 5190
        mov     [esp+32], eax
5191
        ret
5192
 
5193
align 4  ;  system functions
5194
 
5195
syscall_setpixel:                       ; SetPixel
5196
 
5197
        mov     eax, ebx
5198
        mov     ebx, ecx
5199
        mov     ecx, edx
5200
        mov     edx, [TASK_BASE]
5201
        add     eax, [edx-twdw+WDATA.box.left]
5202
        add     ebx, [edx-twdw+WDATA.box.top]
5203
        mov     edi, [current_slot]
5204
        add     eax, [edi+APPDATA.wnd_clientbox.left]
5205
        add     ebx, [edi+APPDATA.wnd_clientbox.top]
5206
        xor     edi, edi ; no force
2430 mario79 5207
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 save to mouseunder area
2453 mario79 5208
;        jmp     [putpixel]
5209
        jmp     __sys_putpixel
2288 clevermous 5210
 
5211
align 4
5212
 
5213
syscall_writetext:                      ; WriteText
5214
 
9222 Doczom 5215
        push    esi    ;check pointer on kernel address.
5216
        test    ecx, 0x80000000
5217
        jz      @f
9224 Doczom 5218
        xor     esi, esi
9222 Doczom 5219
@@:
8715 Doczom 5220
        stdcall is_region_userspace, edx, esi
9222 Doczom 5221
        pop     esi
9224 Doczom 5222
        jnz     .err
8715 Doczom 5223
 
2288 clevermous 5224
        mov     eax, [TASK_BASE]
5225
        mov     ebp, [eax-twdw+WDATA.box.left]
5226
        push    esi
5227
        mov     esi, [current_slot]
5228
        add     ebp, [esi+APPDATA.wnd_clientbox.left]
5229
        shl     ebp, 16
5230
        add     ebp, [eax-twdw+WDATA.box.top]
5231
        add     bp, word[esi+APPDATA.wnd_clientbox.top]
5232
        pop     esi
3462 mario79 5233
        test    ecx, 0x08000000  ; redirect the output to the user area
5234
        jnz     @f
2288 clevermous 5235
        add     ebx, ebp
3462 mario79 5236
align 4
5237
@@:
2288 clevermous 5238
        mov     eax, edi
2536 mario79 5239
        test    ecx, 0x08000000  ; redirect the output to the user area
8715 Doczom 5240
        jnz     @f
2288 clevermous 5241
        xor     edi, edi
5242
        jmp     dtext
5243
 
8715 Doczom 5244
@@:     ;  check pointer
5245
        stdcall is_region_userspace, edi, 0
9045 dunkaist 5246
        jnz     .err
8715 Doczom 5247
        jmp     dtext
5248
.err:
5249
        ret
5250
 
2288 clevermous 5251
align 4
5252
 
5253
syscall_drawrect:                       ; DrawRect
5254
 
5255
        mov     edi, edx ; color + gradient
5256
        and     edi, 0x80FFFFFF
5257
        test    bx, bx  ; x.size
5258
        je      .drectr
5259
        test    cx, cx ; y.size
5260
        je      .drectr
5261
 
5262
        mov     eax, ebx ; bad idea
5263
        mov     ebx, ecx
5264
 
5265
        movzx   ecx, ax ; ecx - x.size
5266
        shr     eax, 16 ; eax - x.coord
5267
        movzx   edx, bx ; edx - y.size
5268
        shr     ebx, 16 ; ebx - y.coord
5269
        mov     esi, [current_slot]
5270
 
5271
        add     eax, [esi + APPDATA.wnd_clientbox.left]
5272
        add     ebx, [esi + APPDATA.wnd_clientbox.top]
5273
        add     ecx, eax
5274
        add     edx, ebx
2453 mario79 5275
;        jmp     [drawbar]
5276
        jmp     vesa20_drawbar
2288 clevermous 5277
.drectr:
5278
        ret
5279
 
5280
align 4
5281
syscall_getscreensize:                  ; GetScreenSize
5350 serge 5282
        mov     ax, word [_display.width]
5283
        dec     ax
2288 clevermous 5284
        shl     eax, 16
5350 serge 5285
        mov     ax, word [_display.height]
5286
        dec     ax
2288 clevermous 5287
        mov     [esp + 32], eax
5288
        ret
4700 mario79 5289
;-----------------------------------------------------------------------------
2288 clevermous 5290
align 4
4713 mario79 5291
syscall_cdaudio:
4711 mario79 5292
; ECX - position of CD/DVD-drive
5293
; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
5294
; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
5295
; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
5296
        cmp     ecx, 11
5297
        ja      .exit
5298
 
5299
        mov     eax, ecx
5300
        shr     eax, 2
5301
        lea     eax, [eax*5]
5302
        mov     al, [eax+DRIVE_DATA+1]
5303
 
5304
        push    ecx ebx
5305
        mov     ebx, ecx
5306
        and     ebx, 11b
5307
        shl     ebx, 1
5308
        mov     cl, 6
5309
        sub     cl, bl
5310
        shr     al, cl
5311
        test    al, 2 ; it's not an ATAPI device
5312
        pop     ebx ecx
5313
 
5314
        jz      .exit
5315
 
4700 mario79 5316
        cmp     ebx, 4
5317
        je      .eject
2288 clevermous 5318
 
5319
        cmp     ebx, 5
4700 mario79 5320
        je      .load
4711 mario79 5321
;--------------------------------------
5322
.exit:
4700 mario79 5323
        ret
5324
;--------------------------------------
2288 clevermous 5325
.load:
5326
        call    .reserve
5327
        call    LoadMedium
5328
        jmp     .free
4700 mario79 5329
;--------------------------------------
2288 clevermous 5330
.eject:
5331
        call    .reserve
5332
        call    clear_CD_cache
5333
        call    allow_medium_removal
5334
        call    EjectMedium
5335
        jmp     .free
4700 mario79 5336
;--------------------------------------
2288 clevermous 5337
.reserve:
5338
        call    reserve_cd
4700 mario79 5339
 
5340
        mov     ebx, ecx
5341
        inc     ebx
5342
        mov     [cdpos], ebx
5343
 
2288 clevermous 5344
        mov     eax, ecx
5345
        shr     eax, 1
5346
        and     eax, 1
5347
        inc     eax
6464 pathoswith 5348
        mov     [ChannelNumber], al
2288 clevermous 5349
        mov     eax, ecx
5350
        and     eax, 1
5351
        mov     [DiskNumber], al
5352
        call    reserve_cd_channel
5353
        ret
4700 mario79 5354
;--------------------------------------
2288 clevermous 5355
.free:
5356
        call    free_cd_channel
5357
        and     [cd_status], 0
5358
        ret
2511 mario79 5359
;-----------------------------------------------------------------------------
2288 clevermous 5360
align 4
2511 mario79 5361
syscall_getpixel_WinMap:                       ; GetPixel WinMap
5350 serge 5362
        cmp     ebx, [_display.width]
5363
        jb      @f
5364
        cmp     ecx, [_display.height]
5365
        jb      @f
2511 mario79 5366
        xor     eax, eax
5367
        jmp     .store
5368
;--------------------------------------
5369
align 4
5370
@@:
5371
        mov     eax, [d_width_calc_area + ecx*4]
5351 serge 5372
        add     eax, [_display.win_map]
2511 mario79 5373
        movzx   eax, byte[eax+ebx]        ; get value for current point
5374
;--------------------------------------
5375
align 4
5376
.store:
5377
        mov     [esp + 32], eax
5378
        ret
5379
;-----------------------------------------------------------------------------
5380
align 4
2288 clevermous 5381
syscall_getpixel:                       ; GetPixel
5350 serge 5382
        mov     ecx, [_display.width]
2288 clevermous 5383
        xor     edx, edx
5384
        mov     eax, ebx
5385
        div     ecx
5386
        mov     ebx, edx
5387
        xchg    eax, ebx
2430 mario79 5388
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 use mouseunder area
2288 clevermous 5389
        call    dword [GETPIXEL]; eax - x, ebx - y
5390
        mov     [esp + 32], ecx
5391
        ret
2509 mario79 5392
;-----------------------------------------------------------------------------
2288 clevermous 5393
align 4
5394
syscall_getarea:
5395
;eax = 36
5396
;ebx = pointer to bufer for img BBGGRRBBGGRR...
5397
;ecx = [size x]*65536 + [size y]
5398
;edx = [start x]*65536 + [start y]
5399
        pushad
5400
        mov     edi, ebx
5401
        mov     eax, edx
5402
        shr     eax, 16
5403
        mov     ebx, edx
5404
        and     ebx, 0xffff
5405
        dec     eax
5406
        dec     ebx
5407
     ; eax - x, ebx - y
5408
        mov     edx, ecx
5409
 
5410
        shr     ecx, 16
5411
        and     edx, 0xffff
5412
        mov     esi, ecx
5413
     ; ecx - size x, edx - size y
5414
 
5415
        mov     ebp, edx
8598 rgimad 5416
        lea     ebp, [ebp*3]
5417
        imul    ebp, esi
5418
        stdcall is_region_userspace, edi, ebp
9045 dunkaist 5419
        jnz     .exit
8598 rgimad 5420
 
5421
        mov     ebp, edx
2288 clevermous 5422
        dec     ebp
5423
        lea     ebp, [ebp*3]
5424
 
5425
        imul    ebp, esi
5426
 
5427
        mov     esi, ecx
5428
        dec     esi
5429
        lea     esi, [esi*3]
5430
 
5431
        add     ebp, esi
5432
        add     ebp, edi
5433
 
5434
        add     ebx, edx
2509 mario79 5435
;--------------------------------------
5436
align 4
2288 clevermous 5437
.start_y:
5438
        push    ecx edx
2509 mario79 5439
;--------------------------------------
5440
align 4
2288 clevermous 5441
.start_x:
5442
        push    eax ebx ecx
5443
        add     eax, ecx
5444
 
2430 mario79 5445
        and     ecx, 0xFBFFFFFF  ;negate 0x04000000 use mouseunder area
2288 clevermous 5446
        call    dword [GETPIXEL]; eax - x, ebx - y
5447
 
5448
        mov     [ebp], cx
5449
        shr     ecx, 16
5450
        mov     [ebp+2], cl
5451
 
5452
        pop     ecx ebx eax
5453
        sub     ebp, 3
5454
        dec     ecx
5455
        jnz     .start_x
5456
        pop     edx ecx
5457
        dec     ebx
5458
        dec     edx
5459
        jnz     .start_y
8598 rgimad 5460
 
5461
.exit:
2288 clevermous 5462
        popad
5463
        ret
2509 mario79 5464
;-----------------------------------------------------------------------------
5465
align 4
5466
syscall_putarea_backgr:
5467
;eax = 25
5468
;ebx = pointer to bufer for img BBGGRRBBGGRR...
5469
;ecx = [size x]*65536 + [size y]
5470
;edx = [start x]*65536 + [start y]
5471
        pushad
5472
        mov     edi, ebx
5473
        mov     eax, edx
5474
        shr     eax, 16
5475
        mov     ebx, edx
5476
        and     ebx, 0xffff
5477
        dec     eax
5478
        dec     ebx
5479
; eax - x, ebx - y
5480
        mov     edx, ecx
5481
        shr     ecx, 16
5482
        and     edx, 0xffff
5483
        mov     esi, ecx
5484
; ecx - size x, edx - size y
5485
        mov     ebp, edx
8675 rgimad 5486
 
5487
        lea     ebp, [ebp*4]
5488
        imul    ebp, esi
5489
        stdcall is_region_userspace, edi, ebp
9045 dunkaist 5490
        jnz     .exit
8675 rgimad 5491
 
5492
        mov     ebp, edx
5493
 
2509 mario79 5494
        dec     ebp
5495
        shl     ebp, 2
2288 clevermous 5496
 
2509 mario79 5497
        imul    ebp, esi
5498
 
5499
        mov     esi, ecx
5500
        dec     esi
5501
        shl     esi, 2
5502
 
5503
        add     ebp, esi
5504
        add     ebp, edi
5505
 
5506
        add     ebx, edx
5507
;--------------------------------------
2288 clevermous 5508
align 4
2509 mario79 5509
.start_y:
5510
        push    ecx edx
5511
;--------------------------------------
5512
align 4
5513
.start_x:
5514
        push    eax ecx
5515
        add     eax, ecx
2288 clevermous 5516
 
2509 mario79 5517
        mov     ecx, [ebp]
5518
        rol     ecx, 8
5519
        test    cl, cl        ; transparensy = 0
5520
        jz      .no_put
5521
 
5522
        xor     cl, cl
5523
        ror     ecx, 8
5524
 
5525
        pushad
5526
        mov     edx, [d_width_calc_area + ebx*4]
5351 serge 5527
        add     edx, [_display.win_map]
2509 mario79 5528
        movzx   edx, byte [eax+edx]
5529
        cmp     dl, byte 1
5530
        jne     @f
5531
 
5532
        call    dword [PUTPIXEL]; eax - x, ebx - y
5533
;--------------------------------------
5534
align 4
5535
@@:
5536
        popad
5537
;--------------------------------------
5538
align 4
5539
.no_put:
5540
        pop     ecx eax
2991 Serge 5541
 
2509 mario79 5542
        sub     ebp, 4
5543
        dec     ecx
5544
        jnz     .start_x
5545
 
5546
        pop     edx ecx
5547
        dec     ebx
5548
        dec     edx
5549
        jnz     .start_y
5550
 
8675 rgimad 5551
.exit:
2509 mario79 5552
        popad
5553
        ret
5554
;-----------------------------------------------------------------------------
5555
align 4
2288 clevermous 5556
syscall_drawline:                       ; DrawLine
5557
 
5558
        mov     edi, [TASK_BASE]
5559
        movzx   eax, word[edi-twdw+WDATA.box.left]
5560
        mov     ebp, eax
5561
        mov     esi, [current_slot]
5562
        add     ebp, [esi+APPDATA.wnd_clientbox.left]
5563
        add     ax, word[esi+APPDATA.wnd_clientbox.left]
5564
        add     ebp, ebx
5565
        shl     eax, 16
5566
        movzx   ebx, word[edi-twdw+WDATA.box.top]
5567
        add     eax, ebp
5568
        mov     ebp, ebx
5569
        add     ebp, [esi+APPDATA.wnd_clientbox.top]
5570
        add     bx, word[esi+APPDATA.wnd_clientbox.top]
5571
        add     ebp, ecx
5572
        shl     ebx, 16
5573
        xor     edi, edi
5574
        add     ebx, ebp
5575
        mov     ecx, edx
2453 mario79 5576
;        jmp     [draw_line]
5577
        jmp     __sys_draw_line
2288 clevermous 5578
 
5579
 
5580
align 4
5581
syscall_reserveportarea:                ; ReservePortArea and FreePortArea
5582
 
5583
        call    r_f_port_area
5584
        mov     [esp+32], eax
5585
        ret
5586
 
5587
align 4
5588
syscall_threads:                        ; CreateThreads
5589
;
4105 Serge 5590
;   ecx=thread entry point
5591
;   edx=thread stack pointer
2288 clevermous 5592
;
5593
; on return : eax = pid
5594
 
4105 Serge 5595
        xor     ebx, ebx
2288 clevermous 5596
        call    new_sys_threads
5597
 
5598
        mov     [esp+32], eax
5599
        ret
5600
 
5601
align 4
5602
 
5603
paleholder:
5604
        ret
2438 mario79 5605
;------------------------------------------------------------------------------
2288 clevermous 5606
align 4
2438 mario79 5607
calculate_fast_getting_offset_for_WinMapAddress:
5608
; calculate data area for fast getting offset to _WinMapAddress
2446 mario79 5609
        xor     eax, eax
2438 mario79 5610
        mov     ecx, [_display.height]
5611
        mov     edi, d_width_calc_area
5612
        cld
5613
@@:
5614
        stosd
5615
        add     eax, [_display.width]
5616
        dec     ecx
5617
        jnz     @r
5618
        ret
5619
;------------------------------------------------------------------------------
5620
align 4
2480 mario79 5621
calculate_fast_getting_offset_for_LFB:
5622
; calculate data area for fast getting offset to LFB
5623
        xor     eax, eax
5624
        mov     ecx, [_display.height]
5625
        mov     edi, BPSLine_calc_area
5626
        cld
5627
@@:
5628
        stosd
5351 serge 5629
        add     eax, [_display.lfb_pitch]
2480 mario79 5630
        dec     ecx
5631
        jnz     @r
5632
        ret
5633
;------------------------------------------------------------------------------
5634
align 4
2288 clevermous 5635
set_screen:
2654 mario79 5636
; in:
5637
; eax - new Screen_Max_X
5638
; ecx - new BytesPerScanLine
5639
; edx - new Screen_Max_Y
2288 clevermous 5640
 
5641
        pushfd
5642
        cli
5643
 
5351 serge 5644
        mov     [_display.lfb_pitch], ecx
2288 clevermous 5645
 
5646
        mov     [screen_workarea.right], eax
5647
        mov     [screen_workarea.bottom], edx
5648
 
5649
        push    ebx
5650
        push    esi
5651
        push    edi
5652
 
5653
        pushad
5654
 
2654 mario79 5655
        cmp     [do_not_touch_winmap], 1
5656
        je      @f
5657
 
5351 serge 5658
        stdcall kernel_free, [_display.win_map]
2288 clevermous 5659
 
5660
        mov     eax, [_display.width]
5661
        mul     [_display.height]
5351 serge 5662
        mov     [_display.win_map_size], eax
2288 clevermous 5663
 
5664
        stdcall kernel_alloc, eax
5351 serge 5665
        mov     [_display.win_map], eax
2288 clevermous 5666
        test    eax, eax
5667
        jz      .epic_fail
2654 mario79 5668
; store for f.18.24
5669
        mov     eax, [_display.width]
5670
        mov     [display_width_standard], eax
2288 clevermous 5671
 
2654 mario79 5672
        mov     eax, [_display.height]
5673
        mov     [display_height_standard], eax
5674
@@:
2438 mario79 5675
        call    calculate_fast_getting_offset_for_WinMapAddress
2545 mario79 5676
; for Qemu or non standart video cards
2991 Serge 5677
; Unfortunately [BytesPerScanLine] does not always
2545 mario79 5678
;                             equal to [_display.width] * [ScreenBPP] / 8
5679
        call    calculate_fast_getting_offset_for_LFB
2288 clevermous 5680
        popad
5681
 
5682
        call    repos_windows
5683
        xor     eax, eax
5684
        xor     ebx, ebx
5350 serge 5685
        mov     ecx, [_display.width]
5686
        mov     edx, [_display.height]
5687
        dec     ecx
5688
        dec     edx
2288 clevermous 5689
        call    calculatescreen
5690
        pop     edi
5691
        pop     esi
5692
        pop     ebx
5693
 
5694
        popfd
5695
        ret
5696
 
5697
.epic_fail:
5698
        hlt                     ; Houston, we've had a problem
5699
 
5700
; --------------- APM ---------------------
5701
uglobal
5702
apm_entry       dp      0
5703
apm_vf          dd      0
5704
endg
5705
 
5706
align 4
5707
sys_apm:
5708
        xor     eax, eax
5709
        cmp     word [apm_vf], ax       ; Check APM BIOS enable
5710
        jne     @f
5711
        inc     eax
5712
        or      dword [esp + 44], eax   ; error
5713
        add     eax, 7
5714
        mov     dword [esp + 32], eax   ; 32-bit protected-mode interface not supported
5715
        ret
5716
 
5717
@@:
5718
;       xchg    eax, ecx
5719
;       xchg    ebx, ecx
5720
 
5721
        cmp     dx, 3
5722
        ja      @f
5723
        and     [esp + 44], byte 0xfe    ; emulate func 0..3 as func 0
5724
        mov     eax, [apm_vf]
5725
        mov     [esp + 32], eax
5726
        shr     eax, 16
5727
        mov     [esp + 28], eax
5728
        ret
5729
 
5730
@@:
5731
 
5732
        mov     esi, [master_tab+(OS_BASE shr 20)]
5733
        xchg    [master_tab], esi
5734
        push    esi
5735
        mov     edi, cr3
5736
        mov     cr3, edi                ;flush TLB
5737
 
5738
        call    pword [apm_entry]       ;call APM BIOS
5739
 
5740
        xchg    eax, [esp]
5741
        mov     [master_tab], eax
5742
        mov     eax, cr3
5743
        mov     cr3, eax
5744
        pop     eax
5745
 
5746
        mov     [esp + 4 ], edi
5747
        mov     [esp + 8], esi
5748
        mov     [esp + 20], ebx
5749
        mov     [esp + 24], edx
5750
        mov     [esp + 28], ecx
5751
        mov     [esp + 32], eax
5752
        setc    al
5753
        and     [esp + 44], byte 0xfe
5754
        or      [esp + 44], al
5755
        ret
5756
; -----------------------------------------
5757
 
5758
align 4
5759
undefined_syscall:                      ; Undefined system call
5760
        mov     [esp + 32], dword -1
5761
        ret
5762
 
8160 rgimad 5763
align 4
8962 Boppan 5764
; @brief Check if given memory region lays in lower 2gb (userspace memory) or not
5765
; @param base Base address of region
5766
; @param len Lenght of region
5767
; @return ZF = 1 if region in userspace memory,
5768
;         ZF = 0 otherwise
8329 rgimad 5769
proc is_region_userspace stdcall, base:dword, len:dword
9045 dunkaist 5770
        push    eax
8329 rgimad 5771
        mov     eax, [base]
8216 rgimad 5772
 
9045 dunkaist 5773
        cmp     eax, OS_BASE-1
5774
        ja      @f              ; zf
8216 rgimad 5775
 
8329 rgimad 5776
        add     eax, [len]
9045 dunkaist 5777
        jc      @f              ; zf
8160 rgimad 5778
        cmp     eax, OS_BASE
9045 dunkaist 5779
        ja      @f              ; zf
2288 clevermous 5780
 
9045 dunkaist 5781
        cmp     eax, eax        ; ZF
8160 rgimad 5782
@@:
9045 dunkaist 5783
        pop     eax
8160 rgimad 5784
        ret
8329 rgimad 5785
endp
8160 rgimad 5786
 
3627 Serge 5787
if ~ lang eq sp
5788
diff16 "end of .text segment",0,$
5789
end if
5790
 
2288 clevermous 5791
include "data32.inc"
5792
 
5793
__REV__ = __REV
5794
 
3341 yogev_ezra 5795
if ~ lang eq sp
2288 clevermous 5796
diff16 "end of kernel code",0,$
3287 esevece 5797
end if