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Regard whitespace Rev 708 → Rev 709

/kernel/trunk/blkdev/hd_drv.inc
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
10,6 → 10,7
; Low-level driver for HDD access
; DMA support by Mario79
; Access through BIOS by diamond
align 4
hd_read:
45,6 → 46,9
call find_empty_slot ; ret in edi
cmp [hd_error],0
jne return_01
; Read through BIOS?
cmp [hdpos], 0x80
jae .bios
; DMA read is permitted if [allow_dma_access]=1 or 2
cmp [allow_dma_access], 2
ja .nodma
54,6 → 58,9
jmp @f
.nodma:
call hd_read_pio
jmp @f
.bios:
call bd_read
@@:
; lea esi,[edi*8+HD_CACHE]
; push eax
675,6 → 682,8
mov [cache_chain_size],1
mov [cache_chain_pos],edi
write_cache_chain:
cmp [hdpos], 0x80
jae bd_write_cache_chain
push esi
mov eax, IDE_descriptor_table
mov edx,eax
773,3 → 782,144
IDEContrRegsBaseAddr dw ?
endg
; \end{Mario79}
; \begin{diamond}
uglobal
bios_hdpos dd 0 ; 0 is invalid value for [hdpos]
bios_cur_sector dd ?
bios_read_len dd ?
endg
bd_read:
push eax
push edx
mov edx, [bios_hdpos]
cmp edx, [hdpos]
jne .notread
mov edx, [bios_cur_sector]
cmp eax, edx
jb .notread
add edx, [bios_read_len]
dec edx
cmp eax, edx
ja .notread
sub eax, [bios_cur_sector]
shl eax, 9
add eax, (OS_BASE+0x9C000)
push ecx esi edi
mov esi, eax
shl edi, 9
; add edi, HD_CACHE+0x10000
push eax
call calculate_cache_2
add edi,eax
pop eax
mov ecx, 512/4
cld
rep movsd
pop edi esi ecx
pop edx
pop eax
ret
.notread:
push ecx
mov dl, 42h
mov ecx, 16
call int13_call
pop ecx
test eax, eax
jnz .v86err
test edx, edx
jz .readerr
mov [bios_read_len], edx
mov edx, [hdpos]
mov [bios_hdpos], edx
pop edx
pop eax
mov [bios_cur_sector], eax
jmp bd_read
.readerr:
.v86err:
mov [hd_error], 1
jmp hd_read_error
bd_write_cache_chain:
pusha
mov esi, [cache_chain_pos]
shl esi, 9
call calculate_cache_2
add esi, eax
mov edi, OS_BASE + 0x9C000
movzx ecx, [cache_chain_size]
push ecx
shl ecx, 9-2
rep movsd
pop ecx
mov dl, 43h
mov eax, [cache_chain_ptr]
mov eax, [eax]
call int13_call
test eax, eax
jnz .v86err
cmp edx, ecx
jnz .writeerr
popa
ret
.v86err:
.writeerr:
popa
mov [hd_error], 1
jmp hd_write_error
uglobal
int13_regs_in rb v86_regs.size
int13_regs_out rb v86_regs.size
endg
int13_call:
; Because this code uses fixed addresses,
; it can not be run simultaniously by many threads.
; In current implementation it is protected by common mutex 'hd1_status'
mov word [BOOT_VAR + 510h], 10h ; packet length
mov word [BOOT_VAR + 512h], cx ; number of sectors
mov dword [BOOT_VAR + 514h], 9C000000h ; buffer 9C00:0000
mov dword [BOOT_VAR + 518h], eax
and dword [BOOT_VAR + 51Ch], 0
push ebx ecx esi edi
mov ebx, int13_regs_in
mov edi, ebx
mov ecx, v86_regs.size/4
xor eax, eax
rep stosd
mov byte [ebx+v86_regs.eax+1], dl
mov eax, [hdpos]
lea eax, [BiosDisksData+(eax-80h)*4]
mov dl, [eax]
mov byte [ebx+v86_regs.edx], dl
movzx edx, byte [eax+1]
; mov dl, 5
test edx, edx
jnz .hasirq
dec edx
jmp @f
.hasirq:
pushad
stdcall enable_irq, edx
popad
@@:
mov word [ebx+v86_regs.esi], 510h
mov word [ebx+v86_regs.esp], 900h
mov word [ebx+v86_regs.eip], 500h
mov [ebx+v86_regs.eflags], 20200h
mov esi, [sys_v86_machine]
mov ecx, 0x502
call v86_start
and [bios_hdpos], 0
pop edi esi ecx ebx
movzx edx, byte [BOOT_VAR + 512h]
test byte [int13_regs_out+v86_regs.eflags], 1
jnz @f
mov edx, ecx
@@:
ret
; \end{diamond}

/kernel/trunk/blkdev/ide_cache.inc
37,11 → 37,14
jb danger
cmp eax,[PARTITION_END]
ja danger
cmp [hdpos], 0x80
jae @f
; DMA write is permitted only if [allow_dma_access]=1
cmp [allow_dma_access], 2
jae .nodma
cmp [dma_hdd], 1
jnz .nodma
@@:
; Ž¡ê¥¤¨­ï¥¬ § ¯¨áì 楯®çª¨ ¯®á«¥¤®¢ â¥«ì­ëå ᥪâ®à®¢ ¢ ®¤­® ®¡à é¥­¨¥ ª ¤¨áªã
cmp ecx, 1
jz .nonext
60,7 → 63,7
mov [cache_chain_ptr], esi
@@:
inc [cache_chain_size]
cmp [cache_chain_size], 64
cmp [cache_chain_size], 16
jnz .continue
jmp .write_chain
.nonext:
174,6 → 177,8
mov esi,[cache_ide2_data_pointer]
ret
.ide3:
cmp [hdpos],4
jne .noide
cmp [hdd_appl_data],0
jne .ide3_appl_data
mov ecx,[cache_ide3_system_sad_size]
183,6 → 188,31
mov ecx,[cache_ide3_appl_sad_size]
mov esi,[cache_ide3_data_pointer]
ret
.noide:
push eax
mov eax,[hdpos]
sub eax,80h
cmp byte [BiosDisksData+eax*4+2], -1
jz @f
movzx eax,byte [BiosDisksData+eax*4+2]
imul eax,cache_ide1-cache_ide0
add eax,cache_ide0
jmp .get
@@:
imul eax,cache_ide1-cache_ide0
add eax,BiosDiskCaches
.get:
cmp [hdd_appl_data],0
jne .bd_appl_data
mov ecx,[cache_ide0_system_sad_size-cache_ide0+eax]
mov esi,[cache_ide0_pointer-cache_ide0+eax]
pop eax
ret
.bd_appl_data:
mov ecx,[cache_ide0_appl_sad_size-cache_ide0+eax]
mov esi,[cache_ide0_data_pointer-cache_ide0+eax]
pop eax
ret
;--------------------------------------------------------------------
align 4
calculate_cache_1:
219,6 → 249,8
mov esi,[cache_ide2_data_pointer]
ret
.ide3:
cmp [hdpos],4
jne .noide
cmp [hdd_appl_data],0
jne .ide3_appl_data
mov esi,[cache_ide3_pointer]
226,6 → 258,30
.ide3_appl_data:
mov esi,[cache_ide3_data_pointer]
ret
.noide:
push eax
mov eax,[hdpos]
sub eax,80h
cmp byte [BiosDisksData+eax*4+2], -1
jz @f
movzx eax,byte [BiosDisksData+eax*4+2]
imul eax,cache_ide1-cache_ide0
add eax,cache_ide0
jmp .get
@@:
imul eax,cache_ide1-cache_ide0
add eax,BiosDiskCaches
.get:
cmp [hdd_appl_data],0
jne .bd_appl_data
mov esi,[cache_ide0_pointer-cache_ide0+eax]
pop eax
ret
.bd_appl_data:
mov esi,[cache_ide0_data_pointer-cache_ide0+eax]
pop eax
ret
;--------------------------------------------------------------------
align 4
calculate_cache_2:
262,6 → 318,8
mov eax,[cache_ide2_appl_data]
ret
.ide3:
cmp [hdpos],4
jne .noide
cmp [hdd_appl_data],0
jne .ide3_appl_data
mov eax,[cache_ide3_system_data]
269,6 → 327,26
.ide3_appl_data:
mov eax,[cache_ide3_appl_data]
ret
.noide:
mov eax,[hdpos]
sub eax,80h
cmp byte [BiosDisksData+eax*4+2], -1
jz @f
movzx eax,byte [BiosDisksData+eax*4+2]
imul eax,cache_ide1-cache_ide0
add eax,cache_ide0
jmp .get
@@:
imul eax,cache_ide1-cache_ide0
add eax,BiosDiskCaches
.get:
cmp [hdd_appl_data],0
jne .bd_appl_data
mov eax,[cache_ide0_system_data-cache_ide0+eax]
ret
.bd_appl_data:
mov eax,[cache_ide0_appl_data-cache_ide0+eax]
ret
;--------------------------------------------------------------------
align 4
calculate_cache_3:
313,6 → 391,8
mov edi,[cache_ide2_appl_search_start]
ret
.ide3:
cmp [hdpos],4
jne .noide
cmp [hdd_appl_data],0
jne .ide3_appl_data
mov ecx,[cache_ide3_system_sad_size]
322,6 → 402,31
mov ecx,[cache_ide3_appl_sad_size]
mov edi,[cache_ide3_appl_search_start]
ret
.noide:
push eax
mov eax,[hdpos]
sub eax,80h
cmp byte [BiosDisksData+eax*4+2], -1
jz @f
movzx eax,byte [BiosDisksData+eax*4+2]
imul eax,cache_ide1-cache_ide0
add eax,cache_ide0
jmp .get
@@:
imul eax,cache_ide1-cache_ide0
add eax,BiosDiskCaches
.get:
cmp [hdd_appl_data],0
jne .bd_appl_data
mov ecx,[cache_ide0_system_sad_size-cache_ide0+eax]
mov edi,[cache_ide0_search_start-cache_ide0+eax]
pop eax
ret
.bd_appl_data:
mov ecx,[cache_ide0_appl_sad_size-cache_ide0+eax]
mov edi,[cache_ide0_appl_search_start-cache_ide0+eax]
pop eax
ret
;--------------------------------------------------------------------
align 4
calculate_cache_4:
358,6 → 463,8
cmp edi,[cache_ide2_appl_sad_size]
ret
.ide3:
cmp [hdpos],4
jne .noide
cmp [hdd_appl_data],0
jne .ide3_appl_data
cmp edi,[cache_ide3_system_sad_size]
365,6 → 472,30
.ide3_appl_data:
cmp edi,[cache_ide3_appl_sad_size]
ret
.noide:
push eax
mov eax,[hdpos]
sub eax,80h
cmp byte [BiosDisksData+eax*4+2], -1
jz @f
movzx eax,byte [BiosDisksData+eax*4+2]
imul eax,cache_ide1-cache_ide0
add eax,cache_ide0
jmp .get
@@:
imul eax,cache_ide1-cache_ide0
add eax,BiosDiskCaches
.get:
cmp [hdd_appl_data],0
jne .bd_appl_data
cmp edi,[cache_ide0_system_sad_size-cache_ide0+eax]
pop eax
ret
.bd_appl_data:
cmp edi,[cache_ide0_appl_sad_size-cache_ide0+eax]
pop eax
ret
;--------------------------------------------------------------------
align 4
calculate_cache_5:
401,6 → 532,8
mov [cache_ide2_appl_search_start],edi
ret
.ide3:
cmp [hdpos],4
jne .noide
cmp [hdd_appl_data],0
jne .ide3_appl_data
mov [cache_ide3_search_start],edi
408,6 → 541,29
.ide3_appl_data:
mov [cache_ide3_appl_search_start],edi
ret
.noide:
push eax
mov eax,[hdpos]
sub eax,80h
cmp byte [BiosDisksData+eax*4+2], -1
jz @f
movzx eax,byte [BiosDisksData+eax*4+2]
imul eax,cache_ide1-cache_ide0
add eax,cache_ide0
jmp .get
@@:
imul eax,cache_ide1-cache_ide0
add eax,BiosDiskCaches
.get:
cmp [hdd_appl_data],0
jne .bd_appl_data
mov [cache_ide0_search_start-cache_ide0+eax],edi
pop eax
ret
.bd_appl_data:
mov [cache_ide0_appl_search_start-cache_ide0+eax],edi
pop eax
ret
;--------------------------------------------------------------------
align 4

/kernel/trunk/boot/bootcode.inc
341,7 → 341,7
; settings:
; a) preboot_graph = graphical mode
; preboot_gprobe = probe this mode?
; b) preboot_dma = use DMA access?
; b) preboot_biosdisk = use BIOS disks through V86 emulation?
; c) preboot_vrrm = use VRR?
; d) preboot_device = from what boot?
mov di, preboot_graph
381,9 → 381,11
@@:
mov [di], al
.preboot_gr_end:
; following 6 lines set variables to 1 if its current value is 0
; following 8 lines set variables to 1 if its current value is 0
cmp [di+preboot_dma-preboot_graph], 1
adc [di+preboot_dma-preboot_graph], 0
cmp [di+preboot_biosdisk-preboot_graph], 1
adc [di+preboot_biosdisk-preboot_graph], 0
cmp [di+preboot_vrrm-preboot_graph], 1
adc [di+preboot_vrrm-preboot_graph], 0
cmp [di+preboot_device-preboot_graph], 1
438,16 → 440,19
.c:
mov si, linef
call printplain
mov si, dma_msg
call print
cmp [preboot_dma], 2
mov si, on_msg
jb @f
mov si, off_msg
ja @f
mov si, readonly_msg
@@:
call printplain
; mov si, dma_msg
; call print
; cmp [preboot_dma], 2
; mov si, on_msg
; jb @f
; mov si, off_msg
; ja @f
; mov si, readonly_msg
;@@:
; call printplain
mov si, usebd_msg
cmp [preboot_biosdisk], 1
call .say_on_off
mov si, vrrm_msg
cmp [preboot_vrrm], 1
call .say_on_off
530,11 → 535,16
jmp .d
.change_b:
_setcursor 15,0
mov si, ask_dma
; mov si, ask_dma
; call print
; mov bx, '13'
; call getkey
; mov [preboot_dma], al
mov si, ask_bd
call print
mov bx, '13'
mov bx, '12'
call getkey
mov [preboot_dma], al
mov [preboot_biosdisk], al
_setcursor 11,0
jmp .d
.change_c:
817,6 → 827,68
xor ax, ax ; reset drive
xor dx, dx
int 0x13
; do we boot from CD-ROM?
mov ah, 41h
mov bx, 55AAh
xor dx, dx
int 0x13
jc .nocd
cmp bx, 0AA55h
jnz .nocd
mov ah, 48h
push ds
push es
pop ds
mov si, 0xa000
mov word [si], 30
int 0x13
pop ds
jc .nocd
push ds
lds si, [es:si+26]
test byte [ds:si+10], 40h
pop ds
jz .nocd
; yes - read all floppy by 18 sectors
mov cx, 0x0001 ; startcyl,startsector
.a1:
push cx dx
mov al, 18
mov bx, 0xa000
call boot_read_floppy
mov si, movedesc
push es
push ds
pop es
mov cx, 256*18
mov ah, 0x87
int 0x15
pop es
pop dx cx
test ah, ah
jnz sayerr_floppy
add dword [si+8*3+2], 512*18
inc dh
cmp dh, 2
jnz .a1
mov dh, 0
inc ch
cmp ch, 80
jae ok_sys_on_floppy
pusha
mov al, ch
shr ch, 2
add al, ch
aam
xchg al, ah
add ax, '00'
mov si, pros
mov [si], ax
call printplain
popa
jmp .a1
.nocd:
; no - read only used sectors from floppy
; now load floppy image to memory
; at first load boot sector and first FAT table
mov cx, 0x0001 ; startcyl,startsector
1007,6 → 1079,7
; readdone:
; pop ax
ok_sys_on_floppy:
mov si, backspace2
call printplain
mov si, okt

/kernel/trunk/boot/booteng.inc
36,7 → 36,8
; db " Select port [1-3]: ",0
;no_com1 db 13,10,186, " No COM1 mouse",0
;no_com2 db 13,10,186, " No COM2 mouse",0
ask_dma db "Use DMA for HDD access? [1-yes, 2-only for reading, 3-no]: ",0
;ask_dma db "Use DMA for HDD access? [1-yes, 2-only for reading, 3-no]: ",0
ask_bd db "Add disks visible by BIOS emulated in V86-mode? [1-yes, 2-no]: ",0
;gr_direct db 186," Use direct LFB writing? "
; db "[1-yes/2-no] ? ",0
;mem_model db 13,10,186," Motherboard memory [1-16 Mb / 2-32 Mb / "
84,10 → 85,11
mode10 db "640x480, VGA 16 colors",0
probeno_msg db " (standard mode)",0
probeok_msg db " (check nonstandard modes)",0
dma_msg db " [b] Use DMA for HDD access:",0
;dma_msg db " [b] Use DMA for HDD access:",0
usebd_msg db " [b] Add disks visible by BIOS:",0
on_msg db " on",13,10,0
off_msg db " off",13,10,0
readonly_msg db " only for reading",13,10,0
;readonly_msg db " only for reading",13,10,0
vrrm_msg db " [c] Use VRR:",0
preboot_device_msg db " [d] Floppy image: ",0
preboot_device_msgs dw 0,pdm1,pdm2,pdm3

/kernel/trunk/boot/bootet.inc
36,7 → 36,8
; db " Vali port [1-3]: ",0
;no_com1 db 13,10,186, " No COM1 mouse",0
;no_com2 db 13,10,186, " No COM2 mouse",0
ask_dma db "Use DMA for HDD access? [1-yes, 2-only for reading, 3-no]: ",0
;ask_dma db "Use DMA for HDD access? [1-yes, 2-only for reading, 3-no]: ",0
ask_bd db "Add disks visible by BIOS emulated in V86-mode? [1-yes, 2-no]: ",0
;gr_direct db 186," Use direct LFB writing? "
; db "[1-yes/2-no] ? ",0
;mem_model db 13,10,186," Motherboard memory [1-16 Mb / 2-32 Mb / "
84,10 → 85,11
mode10 db "640x480, VGA 16 värvi",0
probeno_msg db " (standard reziim)",0
probeok_msg db " (kontrolli ebastandardseid reziime)",0
dma_msg db " [b] Kasuta DMA'd HDD juurdepääsuks:",0
;dma_msg db " [b] Kasuta DMA'd HDD juurdepääsuks:",0
usebd_msg db " [b] Add disks visible by BIOS:",0
on_msg db " sees",13,10,0
off_msg db " väljas",13,10,0
readonly_msg db " ainult lugemiseks",13,10,0
;readonly_msg db " ainult lugemiseks",13,10,0
vrrm_msg db " [c] Kasuta VRR:",0
preboot_device_msg db " [d] Disketi kujutis: ",0
preboot_device_msgs dw 0,pdm1,pdm2,pdm3

/kernel/trunk/boot/bootge.inc
41,7 → 41,8
; db " Waehle Port [1-3]: ",0
;no_com1 db 13,10,186, " Keine COM1 Maus",0
;no_com2 db 13,10,186, " Keine COM2 Maus",0
ask_dma db "Nutze DMA zum HDD Zugriff? [1-ja, 2-allein fur Lesen, 3-nein]: ",0
;ask_dma db "Nutze DMA zum HDD Zugriff? [1-ja, 2-allein fur Lesen, 3-nein]: ",0
ask_bd db "Add disks visible by BIOS emulated in V86-mode? [1-yes, 2-no]: ",0
;gr_direct db 186," Benutze direct LFB? "
; db "[1-ja/2-nein] ? ",0
;mem_model db 13,10,186," Hauptspeicher [1-16 Mb / 2-32 Mb / "
89,10 → 90,11
mode10 db "640x480, VGA 16 colors",0
probeno_msg db " (Standard Modus)",0
probeok_msg db " (teste nicht-standard Modi)",0
dma_msg db " [b] Nutze DMA zum HDD Aufschreiben:",0
;dma_msg db " [b] Nutze DMA zum HDD Aufschreiben:",0
usebd_msg db " [b] Add disks visible by BIOS:",0
on_msg db " an",13,10,0
off_msg db " aus",13,10,0
readonly_msg db " fur Lesen",13,10,0
;readonly_msg db " fur Lesen",13,10,0
vrrm_msg db " [c] Nutze VRR:",0
preboot_device_msg db " [d] Diskettenimage: ",0
preboot_device_msgs dw 0,pdm1,pdm2,pdm3

/kernel/trunk/boot/bootru.inc
36,7 → 36,8
; db " ‚ë¡¥à¨â¥ ¯®àâ [1-3]: ",0
;no_com1 db 13,10,186," No COM1 mouse",0
;no_com2 db 13,10,186," No COM2 mouse",0
ask_dma db "ˆá¯®«ì§®¢ âì DMA ¤«ï ¤®áâ㯠 ª HDD? [1-¤ , 2-⮫쪮 ç⥭¨¥, 3-­¥â]: ",0
;ask_dma db "ˆá¯®«ì§®¢ âì DMA ¤«ï ¤®áâ㯠 ª HDD? [1-¤ , 2-⮫쪮 ç⥭¨¥, 3-­¥â]: ",0
ask_bd db "„®¡ ¢¨âì ¤¨áª¨, ¢¨¤¨¬ë¥ ç¥à¥§ BIOS ¢ ०¨¬¥ V86? [1-¤ , 2-­¥â]: ",0
;gr_direct db 186," ˆá¯®«ì§®¢ âì «¨­¥©­ë© ¢¨¤¥®¡ãä¥à? "
; db "[1-¤ /2-­¥â]: ",0
;mem_model db 13,10,186," Ž¡ê+¬ ¯ ¬ï⨠[1-16 Mb / 2-32 Mb / "
84,10 → 85,11
mode10 db "640x480, VGA 16 梥⮢",0
probeno_msg db " (áâ ­¤ àâ­ë© ¢¨¤¥®à¥¦¨¬)",0
probeok_msg db " (¯à®¢¥à¨âì ­¥áâ ­¤ àâ­ë¥ ०¨¬ë)",0
dma_msg db " [b] ˆá¯®«ì§®¢ ­¨¥ DMA ¤«ï ¤®áâ㯠 ª HDD:",0
;dma_msg db " [b] ˆá¯®«ì§®¢ ­¨¥ DMA ¤«ï ¤®áâ㯠 ª HDD:",0
usebd_msg db " [b] „®¡ ¢¨âì ¤¨áª¨, ¢¨¤¨¬ë¥ ç¥à¥§ BIOS:",0
on_msg db " ¢ª«",13,10,0
off_msg db " ¢ëª«",13,10,0
readonly_msg db " ⮫쪮 ç⥭¨¥",13,10,0
;readonly_msg db " ⮫쪮 ç⥭¨¥",13,10,0
vrrm_msg db " [c] ˆá¯®«ì§®¢ ­¨¥ VRR:",0
preboot_device_msg db " [d] Ž¡à § ¤¨áª¥âë: ",0
preboot_device_msgs dw 0,pdm1,pdm2,pdm3,pdm4

/kernel/trunk/boot/preboot.inc
25,6 → 25,7
; (1-floppy 2-harddisk 3-kernel restart 4-format ram disk)
;!!!! 0 - autodetect !!!!
preboot_blogesc db 1 ; start immediately after bootlog
preboot_biosdisk db 0 ; use V86 to access disks through BIOS (1-yes, 2-no)
if $>0x200
ERROR: prebooting parameters must fit in first sector!!!

/kernel/trunk/core/debug.inc
416,6 → 416,8
ret
debug_exc:
test byte [esp+8+2], 2
jnz v86_debug_exc
; int 1 = #DB
save_ring3_context
cld

/kernel/trunk/core/dll.inc
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
20,7 → 20,7
test ebx, ebx
jz .err
cmp ebx, 15 ; hidnplayr says: we only have 16 IRQ's
jg .err
ja .err
mov eax, [handler]
test eax, eax
jz .err
140,6 → 140,9
mov ds, bx
mov es, bx
cmp [v86_irqhooks+eax*8], 0
jnz v86_irq
mov ebx, [irq_tab+eax*4]
test ebx, ebx
jz .exit

/kernel/trunk/core/fpu.inc
179,7 → 179,7
iret
iglobal
fpu_owner dd 1
fpu_owner dd 0
endg
reg_eip equ ebp+4
190,6 → 190,8
align 4
except_16: ;fpu native exceptions handler
test byte [esp+8+2], 2
jnz v86_except_16
push ebp
mov ebp, esp
234,6 → 236,8
align 4
except_19: ;sse exceptions handler
test byte [esp+8+2], 2
jnz v86_except_19
push ebp
mov ebp, esp

/kernel/trunk/core/memory.inc
472,6 → 472,9
align 4
proc page_fault_handler
test byte [esp+12+2], 2
jnz v86_page_fault
.err_code equ ebp+32
.err_addr equ ebp-4

/kernel/trunk/core/sched.inc
225,9 → 225,11
je @F
mov cr3, eax
@@:
mov eax, [ebx+APPDATA.pl0_stack]
add eax, RING0_STACK_SIZE
mov eax, [ebx+APPDATA.saved_esp0]
mov [tss._esp0], eax
; mov eax, [ebx+APPDATA.pl0_stack]
; add eax, RING0_STACK_SIZE
; mov [tss._esp0], eax
mov ax, graph_data
mov gs, ax
mov ecx, cr0

/kernel/trunk/core/sys32.inc
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; ;;
100,7 → 100,7
jmp exc_c
}
exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15, 18
exc_wo_code 0, 2, 3, 4, 5, 6, 9, 15, 18
exc_w_code 8, 10, 11, 12, 13, 14, 17
exc_c:
108,6 → 108,10
mov ds, ax ;çàãðóçèì ïðàâèëüíûå çíà÷åíè
mov es, ax ;â ðåãèñòðû
; redirect to V86 manager? (EFLAGS & 0x20000) != 0?
test byte [esp+20h+8+2], 2
jnz v86_exc_c
; test if debugging
cli
mov eax, [current_slot]
245,6 → 249,7
mov ax, app_data ;os_data
mov ds, ax
mov es, ax
mov byte [BOOT_VAR + 0x48E], 0xFF
call [irq14_func]
call ready_for_next_irq_1
restore_ring3_context
254,6 → 259,7
mov ax, app_data ;os_data
mov ds, ax
mov es, ax
mov byte [BOOT_VAR + 0x48E], 0xFF
call [irq15_func]
call ready_for_next_irq_1
restore_ring3_context
294,6 → 300,8
irqhandler:
cmp [v86_irqhooks+edi*8], 0
jnz v86_irq2
push edi
443,7 → 451,9
shl esi, 8
cmp [SLOT_BASE+esi+APPDATA.dir_table], 0
jne @F
add esp, 4
pop esi
shl esi, 5
mov [CURRENT_TASK+esi+TASKDATA.state], 9
ret
@@:
;mov esi,process_terminating
459,6 → 469,24
term9:
call set_application_table_status
; if the process is in V86 mode...
mov eax, [.slot]
shl eax, 8
mov esi, [eax+SLOT_BASE+APPDATA.pl0_stack]
add esi, RING0_STACK_SIZE
cmp [eax+SLOT_BASE+APPDATA.saved_esp0], esi
jz .nov86
; ...it has page directory for V86 mode
mov esi, [eax+SLOT_BASE+APPDATA.saved_esp0]
mov ecx, [esi+4]
mov [eax+SLOT_BASE+APPDATA.dir_table], ecx
; ...and I/O permission map for V86 mode
mov ecx, [esi+12]
mov [eax+SLOT_BASE+APPDATA.io_map], ecx
mov ecx, [esi+8]
mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx
.nov86:
mov esi, [.slot]
shl esi,8
add esi, SLOT_BASE+APP_OBJ_OFFSET

/kernel/trunk/core/taskman.inc
995,6 → 995,8
mov [SLOT_BASE+APPDATA.cursor+ebx],ecx
mov eax, [pl0_stack]
mov [SLOT_BASE+APPDATA.pl0_stack+ebx],eax
add eax, RING0_STACK_SIZE
mov [SLOT_BASE+APPDATA.saved_esp0+ebx], eax
push ebx
stdcall kernel_alloc, 0x1000

/kernel/trunk/core/v86.inc
0,0 → 1,866
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2007-2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; Virtual-8086 mode manager
; diamond, 2007, 2008
DEBUG_SHOW_IO = 0
struc V86_machine
{
; page directory
.pagedir dd ?
; translation table: V86 address -> flat linear address
.pages dd ?
; mutex to protect all data from writing by multiple threads at one time
.mutex dd ?
; i/o permission map
.iopm dd ?
.size = $
}
virtual at 0
V86_machine V86_machine
end virtual
; Create V86 machine
; in: nothing
; out: eax = handle (pointer to struc V86_machine)
; eax = NULL => failure
; destroys: ebx, ecx, edx (due to malloc)
v86_create:
; allocate V86_machine structure
mov eax, V86_machine.size
call malloc
test eax, eax
jz .fail
; initialize mutex
and dword [eax+V86_machine.mutex], 0
; allocate tables
mov ebx, eax
; We allocate 4 pages.
; First is main page directory for V86 mode.
; Second page:
; first half (0x800 bytes) is page table for addresses 0 - 0x100000,
; second half is for V86-to-linear translation.
; Third and fourth are for I/O permission map.
push 4000h
call kernel_alloc
test eax, eax
jz .fail2
mov [ebx+V86_machine.pagedir], eax
push edi eax
mov edi, eax
add eax, 1800h
mov [ebx+V86_machine.pages], eax
; initialize tables
mov ecx, 2000h/4
xor eax, eax
rep stosd
mov [ebx+V86_machine.iopm], edi
dec eax
mov ecx, 2000h/4
rep stosd
pop eax
; page directory: first entry is page table...
mov edi, eax
add eax, 1000h
push eax
call get_pg_addr
or al, PG_UW
stosd
; ...and also copy system page tables
; thx to Serge, system is located at high addresses
add edi, (OS_BASE shr 20) - 4
push esi
mov esi, (OS_BASE shr 20) + sys_pgdir
mov ecx, 0x80000000 shr 22
rep movsd
pop esi
; now V86 specific: initialize known addresses in first Mb
pop eax edi
; first page - BIOS data (shared between all machines!)
; physical address = 0x2f0000
; linear address = BOOT_VAR = OS_BASE + 0x2f0000
mov dword [eax], (BOOT_VAR - OS_BASE) or 111b
mov dword [eax+800h], BOOT_VAR
; page before 0xA0000 - Extended BIOS Data Area (shared between all machines!)
; physical address = 0x9F000
; linear address = 0x8009F000
mov dword [eax+0x9E*4], 0x9E000 or 111b
mov dword [eax+0x9E*4+800h], 0x9E000 + OS_BASE
mov dword [eax+0x9F*4], 0x9F000 or 111b
mov dword [eax+0x9F*4+800h], 0x9F000 + OS_BASE
; addresses 0xC0000 - 0xFFFFF - BIOS code (shared between all machines!)
; physical address = 0xC0000
; linear address = 0x800C0000
mov ecx, 0xC0
@@:
mov edx, ecx
shl edx, 12
push edx
or edx, 101b
mov [eax+ecx*4], edx
pop edx
add edx, OS_BASE
mov [eax+ecx*4+0x800], edx
inc cl
jnz @b
mov eax, ebx
ret
.fail2:
mov eax, ebx
call free
.fail:
xor eax, eax
ret
; Destroy V86 machine
; in: eax = handle
; out: nothing
; destroys: eax, ebx, ecx, edx (due to free)
v86_destroy:
push eax
stdcall kernel_free, [eax+V86_machine.pagedir]
pop eax
jmp free
; Translate V86-address to linear address
; in: eax=V86 address
; esi=handle
; out: eax=linear address
; destroys: nothing
v86_get_lin_addr:
push ecx edx
mov ecx, eax
mov edx, [esi+V86_machine.pages]
shr ecx, 12
and eax, 0xFFF
add eax, [edx+ecx*4] ; atomic operation, no mutex needed
pop edx ecx
ret
; Sets linear address for V86-page
; in: eax=linear address (must be page-aligned)
; ecx=V86 page (NOT address!)
; esi=handle
; out: nothing
; destroys: nothing
v86_set_page:
push eax ebx
mov ebx, [esi+V86_machine.pagedir]
mov [ebx+ecx*4+0x1800], eax
call get_pg_addr
or al, 111b
mov [ebx+ecx*4+0x1000], eax
pop ebx eax
ret
; Allocate memory in V86 machine
; in: eax=size (in bytes)
; esi=handle
; out: eax=V86 address, para-aligned (0x10 multiple)
; destroys: nothing
; ­¥¤®¯¨á ­ !!!
;v86_alloc:
; push ebx ecx edx edi
; lea ebx, [esi+V86_machine.mutex]
; call wait_mutex
; add eax, 0x1F
; shr eax, 4
; mov ebx, 0x1000 ; start with address 0x1000 (second page)
; mov edi, [esi+V86_machine.tables]
;.l:
; mov ecx, ebx
; shr ecx, 12
; mov edx, [edi+0x1000+ecx*4] ; get linear address
; test edx, edx ; page allocated?
; jz .unalloc
; mov ecx, ebx
; and ecx, 0xFFF
; add edx, ecx
; cmp dword [edx], 0 ; free block?
; jnz .n
; cmp dword [edx+4],
; and [esi+V86_machine.mutex], 0
; pop edi edx ecx ebx
; ret
uglobal
sys_v86_machine dd ?
endg
; Called from kernel.asm at first stages of loading
; Initialize system V86 machine (used to simulate BIOS int 13h)
init_sys_v86:
call v86_create
mov [sys_v86_machine], eax
test eax, eax
jz .ret
mov byte [BOOT_VAR + 0x500], 0xCD
mov byte [BOOT_VAR + 0x501], 0x13
mov byte [BOOT_VAR + 0x502], 0xF4
mov byte [BOOT_VAR + 0x503], 0xCD
mov byte [BOOT_VAR + 0x504], 0x10
mov byte [BOOT_VAR + 0x505], 0xF4
mov esi, eax
mov ebx, [eax+V86_machine.pagedir]
mov dword [ebx+0x9C*4+0x1000], 0x9C000 or 111b
mov dword [ebx+0x9C*4+0x1800], OS_BASE + 0x9C000
mov dword [ebx+0x9D*4+0x1000], 0x9D000 or 111b
mov dword [ebx+0x9D*4+0x1800], OS_BASE + 0x9D000
if ~DEBUG_SHOW_IO
; allow access to all ports
mov ecx, [esi+V86_machine.iopm]
xor eax, eax
mov edi, ecx
mov ecx, 10000h/8/4
rep stosd
end if
.ret:
ret
struc v86_regs
{
; don't change the order, it is important
.edi dd ?
.esi dd ?
.ebp dd ?
dd ? ; ignored
.ebx dd ?
.edx dd ?
.ecx dd ?
.eax dd ?
.eip dd ?
.cs dd ?
.eflags dd ? ; VM flag must be set!
.esp dd ?
.ss dd ?
.es dd ?
.ds dd ?
.fs dd ?
.gs dd ?
.size = $
}
virtual at 0
v86_regs v86_regs
end virtual
; Run V86 machine
; in: ebx -> registers for V86 (two structures: in and out)
; esi = handle
; ecx = expected end address (CS:IP)
; edx = IRQ to hook or -1 if not required
; out: structure pointed to by ebx is filled with new values
; eax = 1 - exception has occured, cl contains code
; eax = 2 - access to disabled i/o port, ecx contains port address
; eax = 3 - IRQ is already hooked by another VM
; destroys: nothing
v86_start:
pushad
cli
mov ecx, [CURRENT_TASK]
shl ecx, 8
add ecx, SLOT_BASE
mov eax, [esi+V86_machine.iopm]
call get_pg_addr
inc eax
push dword [ecx+APPDATA.io_map]
push dword [ecx+APPDATA.io_map+4]
mov dword [ecx+APPDATA.io_map], eax
mov dword [page_tabs + (tss._io_map_0 shr 10)], eax
add eax, 0x1000
mov dword [ecx+APPDATA.io_map+4], eax
mov dword [page_tabs + (tss._io_map_1 shr 10)], eax
push [ecx+APPDATA.dir_table]
push [ecx+APPDATA.saved_esp0]
mov [ecx+APPDATA.saved_esp0], esp
mov [tss._esp0], esp
mov eax, [esi+V86_machine.pagedir]
call get_pg_addr
mov [ecx+APPDATA.dir_table], eax
mov cr3, eax
; mov [irq_tab+5*4], my05
; We do not enable interrupts, because V86 IRQ redirector assumes that
; machine is running
; They will be enabled by IRET.
; sti
mov eax, esi
sub esp, v86_regs.size
mov esi, ebx
mov edi, esp
mov ecx, v86_regs.size/4
rep movsd
cmp edx, -1
jz .noirqhook
uglobal
v86_irqhooks rd 16*2
endg
cmp [v86_irqhooks+edx*8], 0
jz @f
cmp [v86_irqhooks+edx*8], eax
jz @f
mov esi, v86_irqerr
call sys_msg_board_str
inc [v86_irqhooks+edx*8+4]
mov eax, 3
jmp v86_exc_c.exit
@@:
mov [v86_irqhooks+edx*8], eax
inc [v86_irqhooks+edx*8+4]
.noirqhook:
popad
iretd
; It is only possible to leave virtual-8086 mode by faulting to
; a protected-mode interrupt handler (typically the general-protection
; exception handler, which in turn calls the virtual 8086-mode monitor).
v86_debug_exc:
pushad
xor eax, eax
mov dr6, eax
mov bl, 1
jmp v86_exc_c
v86_page_fault:
add esp, 4
pushad
mov bl, 14
jmp v86_exc_c
v86_except_16:
pushad
mov bl, 16
jmp v86_exc_c
v86_except_19:
pushad
mov bl, 19
iglobal
v86_exc_str1 db 'V86 : unexpected exception ',0
v86_exc_str2 db ' at ',0
v86_exc_str3 db ':',0
v86_exc_str4 db 13,10,'V86 : faulted code:',0
v86_exc_str5 db ' (unavailable)',0
v86_newline db 13,10,0
v86_io_str1 db 'V86 : access to disabled i/o port ',0
v86_io_byte db ' (byte)',13,10,0
v86_io_word db ' (word)',13,10,0
v86_io_dword db ' (dword)',13,10,0
v86_irqerr db 'V86 : IRQ already hooked',13,10,0
endg
v86_exc_c:
mov ax, app_data
mov ds, ax
mov es, ax
; Did we all that we have wanted to do?
mov eax, [esp+v86_regs.size+10h+18h]
cmp word [esp+v86_regs.eip], ax
jnz @f
shr eax, 16
cmp word [esp+v86_regs.cs], ax
jz .done
@@:
; Various system events, which must be handled, result in #GP
cmp bl, 13
jnz .nogp
; If faulted EIP exceeds 0xFFFF, we have #GP and it is an error
cmp word [esp+v86_regs.eip+2], 0
jnz .nogp
; Otherwise we can safely access byte at CS:IP
; (because it is #GP, not #PF handler)
; ᫨ ¡ë ¬ë ¬®£«¨ áå«®¯®â âì ¨áª«î祭¨¥ ⮫쪮 ¨§-§  ç⥭¨ï ¡ ©â®¢ ª®¤ ,
; ¬ë ¡ë ¥£® 㦥 áå«®¯®â «¨ ¨ íâ® ¡ë«® ¡ë ­¥ #GP
movzx esi, word [esp+v86_regs.cs]
shl esi, 4
add esi, [esp+v86_regs.eip]
lodsb
cmp al, 0xCD ; int xx command = CD xx
jz .handle_int
cmp al, 0xCF
jz .handle_iret
cmp al, 0xF3
jz .handle_rep
cmp al, 0xEC
jz .handle_in
cmp al, 0xED
jz .handle_in_word
cmp al, 0xEE
jz .handle_out
cmp al, 0xEF
jz .handle_out_word
cmp al, 0xE4
jz .handle_in_imm
cmp al, 0xE6
jz .handle_out_imm
cmp al, 0x9C
jz .handle_pushf
cmp al, 0x9D
jz .handle_popf
cmp al, 0xFA
jz .handle_cli
cmp al, 0xFB
jz .handle_sti
cmp al, 0x66
jz .handle_66
jmp .nogp
.handle_int:
cmp word [esp+v86_regs.eip], 0xFFFF
jae .nogp
xor eax, eax
lodsb
; call sys_msg_board_byte
; simulate INT command
; N.B. It is possible that some checks need to be corrected,
; but at least in case of normal execution the code works.
.simulate_int:
cmp word [esp+v86_regs.esp], 6
jae @f
mov bl, 12 ; #SS exception
jmp .nogp
@@:
movzx edx, word [esp+v86_regs.ss]
shl edx, 4
push eax
movzx eax, word [esp+4+v86_regs.esp]
sub eax, 6
add edx, eax
mov eax, edx
mov esi, [esp+4+v86_regs.size+10h+4]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14 ; #PF exception
jmp .nogp
@@:
lea eax, [edx+5]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14 ; #PF exception
jmp .nogp
@@:
sub word [esp+4+v86_regs.esp], 6
mov eax, [esp+4+v86_regs.eip]
inc eax
inc eax
mov word [edx], ax
mov eax, [esp+4+v86_regs.cs]
mov word [edx+2], ax
mov eax, [esp+4+v86_regs.eflags]
mov word [edx+4], ax
pop eax
mov cx, [eax*4]
mov word [esp+v86_regs.eip], cx
mov cx, [eax*4+2]
mov word [esp+v86_regs.cs], cx
; note that interrupts will be disabled globally at IRET
and byte [esp+v86_regs.eflags+1], not 3 ; clear IF and TF flags
; continue V86 execution
popad
iretd
.handle_iret:
cmp word [esp+v86_regs.esp], 0x10000 - 6
jbe @f
mov bl, 12
jmp .nogp
@@:
movzx edx, word [esp+v86_regs.ss]
shl edx, 4
movzx eax, word [esp+v86_regs.esp]
add edx, eax
mov eax, edx
mov esi, [esp+v86_regs.size+10h+4]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14
jmp .nogp
@@:
lea eax, [edx+5]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14
jmp .nogp
@@:
mov ax, [edx]
mov word [esp+v86_regs.eip], ax
mov ax, [edx+2]
mov word [esp+v86_regs.cs], ax
mov ax, [edx+4]
mov word [esp+v86_regs.eflags], ax
add word [esp+v86_regs.esp], 6
popad
iretd
.handle_pushf:
cmp word [esp+v86_regs.esp], 1
jnz @f
mov bl, 12
jmp .nogp
@@:
movzx edx, word [esp+v86_regs.ss]
shl edx, 4
mov eax, [esp+v86_regs.esp]
sub eax, 2
movzx eax, ax
add edx, eax
mov eax, edx
mov esi, [esp+v86_regs.size+10h+4]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14 ; #PF exception
jmp .nogp
@@:
lea eax, [edx+1]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14
jmp .nogp
@@:
sub word [esp+v86_regs.esp], 2
mov eax, [esp+v86_regs.eflags]
mov [edx], ax
inc word [esp+v86_regs.eip]
popad
iretd
.handle_popf:
cmp word [esp+v86_regs.esp], 0xFFFF
jnz @f
mov bl, 12
jmp .nogp
@@:
movzx edx, word [esp+v86_regs.ss]
shl edx, 4
movzx eax, word [esp+v86_regs.esp]
add edx, eax
mov eax, edx
mov esi, [esp+v86_regs.size+10h+4]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14 ; #PF exception
jmp .nogp
@@:
lea eax, [edx+1]
call v86_get_lin_addr
cmp eax, 0x1000
jae @f
mov bl, 14
jmp .nogp
@@:
mov ax, [edx]
mov word [esp+v86_regs.eflags], ax
add word [esp+v86_regs.esp], 2
inc word [esp+v86_regs.eip]
popad
iretd
.handle_cli:
and byte [esp+v86_regs.eflags+1], not 2
inc word [esp+v86_regs.eip]
popad
iretd
.handle_sti:
or byte [esp+v86_regs.eflags+1], 2
inc word [esp+v86_regs.eip]
popad
iretd
.handle_rep:
cmp word [esp+v86_regs.eip], 0xFFFF
jae .nogp
lodsb
cmp al, 6Eh
jz .handle_rep_outsb
jmp .nogp
.handle_rep_outsb:
.handle_in:
.handle_out:
.invalid_io_byte:
movzx ebx, word [esp+v86_regs.edx]
mov ecx, 1
jmp .invalid_io
.handle_in_imm:
.handle_out_imm:
cmp word [esp+v86_regs.eip], 0xFFFF
jae .nogp
lodsb
movzx ebx, al
mov ecx, 1
jmp .invalid_io
.handle_66:
cmp word [esp+v86_regs.eip], 0xFFFF
jae .nogp
lodsb
cmp al, 0xEF
jz .handle_out_dword
cmp al, 0xED
jz .handle_in_dword
jmp .nogp
.handle_in_word:
.handle_out_word:
movzx ebx, word [esp+v86_regs.edx]
mov ecx, 2
jmp .invalid_io
.handle_in_dword:
.handle_out_dword:
.invalid_io_dword:
movzx ebx, word [esp+v86_regs.edx]
mov ecx, 4
.invalid_io:
mov esi, v86_io_str1
call sys_msg_board_str
mov eax, ebx
call sys_msg_board_dword
mov esi, v86_io_byte
cmp ecx, 1
jz @f
mov esi, v86_io_word
cmp ecx, 2
jz @f
mov esi, v86_io_dword
@@:
call sys_msg_board_str
if DEBUG_SHOW_IO
mov edx, ebx
mov ebx, 200
call delay_hs
mov esi, [esp+v86_regs.size+10h+4]
mov eax, [esi+V86_machine.iopm]
@@:
btr [eax], edx
inc edx
loop @b
popad
iretd
else
mov eax, 2
jmp .exit
end if
.nogp:
mov esi, v86_exc_str1
call sys_msg_board_str
mov al, bl
call sys_msg_board_byte
mov esi, v86_exc_str2
call sys_msg_board_str
mov ax, [esp+32+4]
call sys_msg_board_word
mov esi, v86_exc_str3
call sys_msg_board_str
mov ax, [esp+32]
call sys_msg_board_word
mov esi, v86_exc_str4
call sys_msg_board_str
mov ecx, 8
movzx edx, word [esp+32+4]
shl edx, 4
add edx, [esp+32]
@@:
mov esi, [esp+v86_regs.size+10h+4]
mov eax, edx
call v86_get_lin_addr
cmp eax, 0x1000
jb .nopage
mov esi, v86_exc_str3-2
call sys_msg_board_str
mov al, [edx]
call sys_msg_board_byte
inc edx
loop @b
jmp @f
.nopage:
mov esi, v86_exc_str5
call sys_msg_board_str
@@:
mov esi, v86_newline
call sys_msg_board_str
mov eax, 1
jmp .exit
.done:
xor eax, eax
.exit:
mov [esp+v86_regs.size+10h+1Ch], eax
mov [esp+v86_regs.size+10h+18h], ebx
mov edx, [esp+v86_regs.size+10h+14h]
cmp edx, -1
jz @f
dec [v86_irqhooks+edx*8+4]
jnz @f
and [v86_irqhooks+edx*8], 0
@@:
mov esi, esp
mov edi, [esi+v86_regs.size+10h+10h]
add edi, v86_regs.size
mov ecx, v86_regs.size/4
rep movsd
mov esp, esi
cli
mov ecx, [CURRENT_TASK]
shl ecx, 8
pop eax
mov [SLOT_BASE+ecx+APPDATA.saved_esp0], eax
mov [tss._esp0], eax
pop eax
mov [SLOT_BASE+ecx+APPDATA.dir_table], eax
pop ebx
mov dword [SLOT_BASE+ecx+APPDATA.io_map+4], ebx
mov dword [page_tabs + (tss._io_map_1 shr 10)], ebx
pop ebx
mov dword [SLOT_BASE+ecx+APPDATA.io_map], ebx
mov dword [page_tabs + (tss._io_map_0 shr 10)], ebx
mov cr3, eax
; mov [irq_tab+5*4], 0
sti
popad
ret
;my05:
; mov dx, 30C2h
; mov cx, 4
;.0:
; in al, dx
; cmp al, 0FFh
; jz @f
; test al, 4
; jnz .1
;@@:
; add dx, 8
; in al, dx
; cmp al, 0FFh
; jz @f
; test al, 4
; jnz .1
;@@:
; loop .0
; ret
;.1:
; or al, 84h
; out dx, al
;.2:
; mov dx, 30F7h
; in al, dx
; mov byte [BOOT_VAR + 48Eh], 0FFh
; ret
v86_irq:
; push eax/pushad/jmp v86_irq
; eax = irq
mov ebx, eax
lea esi, [esp+18h]
lea edi, [esi+4]
mov ecx, 7
std
rep movsd
cld
mov edi, ebx
v86_irq2:
; pushad/call v86_irq2
; edi = irq
pop eax
mov esi, [v86_irqhooks+edi*8] ; get VM handle
mov eax, [esi+V86_machine.pagedir]
call get_pg_addr
mov ecx, [CURRENT_TASK]
shl ecx, 8
cmp [SLOT_BASE+ecx+APPDATA.dir_table], eax
jnz .notcurrent
lea eax, [edi+8]
cmp al, 10h
jb @f
add al, 70h-8
@@:
jmp v86_exc_c.simulate_int
.notcurrent:
mov ebx, SLOT_BASE + 0x100
mov ecx, [TASK_COUNT]
.scan:
cmp [ebx+APPDATA.dir_table], eax
jnz .cont
push ecx
mov ecx, [ebx+APPDATA.saved_esp0]
cmp word [ecx-v86_regs.size+v86_regs.esp], 6
jb .cont2
movzx edx, word [ecx-v86_regs.size+v86_regs.ss]
shl edx, 4
push eax
movzx eax, word [ecx-v86_regs.size+v86_regs.esp]
sub eax, 6
add edx, eax
mov eax, edx
call v86_get_lin_addr
cmp eax, 0x1000
jb .cont3
lea eax, [edx+5]
call v86_get_lin_addr
cmp eax, 0x1000
jb .cont3
pop eax
pop ecx
jmp .found
.cont3:
pop eax
.cont2:
pop ecx
.cont:
loop .scan
mov al, 20h
out 20h, al
cmp edi, 8
jb @f
out 0A0h, al
@@:
popad
iretd
.found:
mov cr3, eax
sub word [esi-v86_regs.size+v86_regs.esp], 6
mov ecx, [esi-v86_regs.size+v86_regs.eip]
mov word [edx], cx
mov ecx, [esi-v86_regs.size+v86_regs.cs]
mov word [edx+2], cx
mov ecx, [esi-v86_regs.size+v86_regs.eflags]
mov word [edx+4], cx
lea eax, [edi+8]
cmp al, 10h
jb @f
add al, 70h-8
@@:
mov cx, [eax*4]
mov word [esi-v86_regs.size+v86_regs.eip], cx
mov cx, [eax*4+2]
mov word [esi-v86_regs.size+v86_regs.cs], cx
and byte [esi-v86_regs.size+v86_regs.eflags+1], not 3
push ebx
call update_counters
pop ebx
sub ebx, SLOT_BASE
shr ebx, 8
mov esi, [CURRENT_TASK]
call do_change_task
popad
iretd

/kernel/trunk/data32.inc
363,6 → 363,7
mem_BACKGROUND rd 1
wraw_bacground_select rb 1
cache_ide0:
cache_ide0_pointer rd 1
cache_ide0_size rd 1 ; not use
cache_ide0_data_pointer rd 1
375,6 → 376,7
cache_ide0_search_start rd 1
cache_ide0_appl_search_start rd 1
cache_ide1:
cache_ide1_pointer rd 1
cache_ide1_size rd 1 ; not use
cache_ide1_data_pointer rd 1
387,6 → 389,7
cache_ide1_search_start rd 1
cache_ide1_appl_search_start rd 1
cache_ide2:
cache_ide2_pointer rd 1
cache_ide2_size rd 1 ; not use
cache_ide2_data_pointer rd 1
399,6 → 402,7
cache_ide2_search_start rd 1
cache_ide2_appl_search_start rd 1
cache_ide3:
cache_ide3_pointer rd 1
cache_ide3_size rd 1 ; not use
cache_ide3_data_pointer rd 1
419,5 → 423,10
pci_access_enabled rd 1 ; 0 = disabled , 1 = enabled
timer_ticks_enable rb 1 ; for cd driver
NumBiosDisks rd 1
BiosDisksData rb 200h
BiosDiskCaches rb 80h*(cache_ide1-cache_ide0)
BiosDiskPartitions rd 80h
IncludeUGlobals

/kernel/trunk/detect/biosdisk.inc
0,0 → 1,76
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; Detect all BIOS hard drives.
; diamond, 2008
xor cx, cx
mov es, cx
mov di, 0x9080
mov byte [es:di-1], cl
cmp [preboot_biosdisk], 1
jnz bdde
mov dl, 80h
bdds:
mov ah, 15h
push cx dx di
int 13h
pop di dx cx
jc bddc
test ah, ah
jz bddc
inc cx
mov ah, 48h
push ds
push es
pop ds
mov si, 0xA000
mov word [si], 1Eh
mov ah, 48h
int 13h
pop ds
jc bddc2
inc byte [es:0x907F]
cmp word [es:si], 1Eh
jb bddl
cmp word [es:si+1Ah], 0xFFFF
jz bddl
mov al, dl
stosb
push ds
lds si, [es:si+1Ah]
mov al, [si+6]
and al, 0xF
stosb
mov al, byte [si+4]
shr al, 4
and ax, 1
cmp word [si], 1F0h
jz @f
inc ax
inc ax
cmp word [si], 170h
jz @f
mov ax, -1
@@:
stosw
pop ds
jmp bddc2
bddl:
mov al, dl
stosb
mov al, 0
stosb
mov ax, -1
stosw
bddc2:
cmp cl, [es:0x475]
jae bdde
bddc:
inc dl
jnz bdds
bdde:

/kernel/trunk/detect/getcache.inc
1,17 → 1,6
$Revision: 0 $
;cache_ide0_pointer dd 0
;cache_ide0_size dd 0 ; not use
;cache_ide0_data_pointer dd 0
;cache_ide0_system_data_size dd 0 ; not use
;cache_ide0_appl_data_size dd 0 ; not use
;cache_ide0_system_data dd 0
;cache_ide0_appl_data dd 0
;cache_ide0_system_sad_size dd 0
;cache_ide0_appl_sad_size dd 0
pusha
mov eax,[pg_data.pages_free]
39,287 → 28,97
mov [cache_ide2_size],eax
mov [cache_ide3_size],eax
xor eax,eax
mov [cache_ide0_search_start],eax
mov [cache_ide0_appl_search_start],eax
mov [cache_ide1_search_start],eax
mov [cache_ide1_appl_search_start],eax
mov [cache_ide2_search_start],eax
mov [cache_ide2_appl_search_start],eax
mov [cache_ide3_search_start],eax
mov [cache_ide3_appl_search_start],eax
mov [hdd_appl_data],1 ;al
mov [cd_appl_data],1
mov cl,[DRIVE_DATA+1]
mov ch,cl
mov ch,[DRIVE_DATA+1]
mov cl,ch
and cl,11b
cmp cl,0
je .ide2
call get_cache_ide3
mov esi,cache_ide3
call get_cache_ide
.ide2:
mov cl,ch
and cl,1100b
cmp cl,0
shr cl,2
and cl,11b
je .ide1
call get_cache_ide2
mov esi,cache_ide2
call get_cache_ide
.ide1:
mov cl,ch
and cl,110000b
cmp cl,0
shr cl,4
and cl,11b
je .ide0
call get_cache_ide1
mov esi,cache_ide1
call get_cache_ide
.ide0:
mov cl,ch
and cl,11000000b
cmp cl,0
je end_get_cache
call get_cache_ide0
jmp end_get_cache
get_cache_ide0:
push ecx
stdcall kernel_alloc,[cache_ide0_size]
mov [cache_ide0_pointer],eax
pop ecx
mov edx,eax
shr cl,6
and cl,11b
je @f
mov esi,cache_ide0
call get_cache_ide
@@:
xor ecx,ecx
cmp [NumBiosDisks],ecx
jz .endbd
mov esi,BiosDiskCaches
.loopbd:
cmp byte [BiosDisksData+ecx*4+2],-1
jnz .contbd
mov eax,[cache_ide0_size]
shr eax,3
mov [cache_ide0_system_data_size],eax
mov ebx,eax
imul eax,7
mov [cache_ide0_appl_data_size],eax
add ebx,edx
mov [cache_ide0_data_pointer],ebx
cmp cl,10000000b
je .cd
mov [esi+cache_ide0_size-cache_ide0],eax
push ecx
mov eax,[cache_ide0_system_data_size]
call calculate_for_hd
add eax,[cache_ide0_pointer]
mov [cache_ide0_system_data],eax
mov [cache_ide0_system_sad_size],ecx
push edi
mov edi,[cache_ide0_pointer]
call clear_ide_cache
pop edi
mov eax,[cache_ide0_appl_data_size]
call calculate_for_hd
add eax,[cache_ide0_data_pointer]
mov [cache_ide0_appl_data],eax
mov [cache_ide0_appl_sad_size],ecx
push edi
mov edi,[cache_ide0_data_pointer]
call clear_ide_cache
pop edi
mov cl,1
call get_cache_ide
pop ecx
ret
.cd:
push ecx
mov eax,[cache_ide0_system_data_size]
call calculate_for_cd
add eax,[cache_ide0_pointer]
mov [cache_ide0_system_data],eax
mov [cache_ide0_system_sad_size],ecx
.contbd:
add esi,cache_ide1-cache_ide0
inc ecx
cmp ecx,[NumBiosDisks]
jb .loopbd
.endbd:
jmp end_get_cache
push edi
mov edi,[cache_ide0_pointer]
call clear_ide_cache
pop edi
mov eax,[cache_ide0_appl_data_size]
call calculate_for_cd
add eax,[cache_ide0_data_pointer]
mov [cache_ide0_appl_data],eax
mov [cache_ide0_appl_sad_size],ecx
push edi
mov edi,[cache_ide0_data_pointer]
call clear_ide_cache
pop edi
pop ecx
ret
get_cache_ide1:
get_cache_ide:
and [esi+cache_ide0_search_start-cache_ide0],0
and [esi+cache_ide0_appl_search_start-cache_ide0],0
push ecx
stdcall kernel_alloc,[cache_ide1_size]
mov [cache_ide1_pointer],eax
stdcall kernel_alloc,[esi+cache_ide0_size-cache_ide0]
mov [esi+cache_ide0_pointer-cache_ide0],eax
pop ecx
mov edx,eax
mov eax,[cache_ide1_size]
mov eax,[esi+cache_ide0_size-cache_ide0]
shr eax,3
mov [cache_ide1_system_data_size],eax
mov [esi+cache_ide0_system_data_size-cache_ide0],eax
mov ebx,eax
imul eax,7
mov [cache_ide1_appl_data_size],eax
mov [esi+cache_ide0_appl_data_size-cache_ide0],eax
add ebx,edx
mov [cache_ide1_data_pointer],ebx
mov [esi+cache_ide0_data_pointer-cache_ide0],ebx
cmp cl,100000b
je .cd
push ecx
mov eax,[cache_ide1_system_data_size]
call calculate_for_hd
add eax,[cache_ide1_pointer]
mov [cache_ide1_system_data],eax
mov [cache_ide1_system_sad_size],ecx
push edi
mov edi,[cache_ide1_pointer]
call clear_ide_cache
pop edi
mov eax,[cache_ide1_appl_data_size]
call calculate_for_hd
add eax,[cache_ide1_data_pointer]
mov [cache_ide1_appl_data],eax
mov [cache_ide1_appl_sad_size],ecx
push edi
mov edi,[cache_ide1_data_pointer]
call clear_ide_cache
pop edi
pop ecx
ret
.cd:
push ecx
mov eax,[cache_ide1_system_data_size]
call calculate_for_cd
add eax,[cache_ide1_pointer]
mov [cache_ide1_system_data],eax
mov [cache_ide1_system_sad_size],ecx
push edi
mov edi,[cache_ide1_pointer]
call clear_ide_cache
pop edi
mov eax,[cache_ide1_appl_data_size]
call calculate_for_cd
add eax,[cache_ide1_data_pointer]
mov [cache_ide1_appl_data],eax
mov [cache_ide1_appl_sad_size],ecx
push edi
mov edi,[cache_ide1_data_pointer]
call clear_ide_cache
pop edi
pop ecx
ret
get_cache_ide2:
push ecx
stdcall kernel_alloc,[cache_ide2_size]
mov [cache_ide2_pointer],eax
pop ecx
mov edx,eax
mov eax,[cache_ide2_size]
shr eax,3
mov [cache_ide2_system_data_size],eax
mov ebx,eax
imul eax,7
mov [cache_ide2_appl_data_size],eax
add ebx,edx
mov [cache_ide2_data_pointer],ebx
cmp cl,1000b
je .cd
push ecx
mov eax,[cache_ide2_system_data_size]
call calculate_for_hd
add eax,[cache_ide2_pointer]
mov [cache_ide2_system_data],eax
mov [cache_ide2_system_sad_size],ecx
push edi
mov edi,[cache_ide2_pointer]
call clear_ide_cache
pop edi
mov eax,[cache_ide2_appl_data_size]
call calculate_for_hd
add eax,[cache_ide2_data_pointer]
mov [cache_ide2_appl_data],eax
mov [cache_ide2_appl_sad_size],ecx
push edi
mov edi,[cache_ide2_data_pointer]
call clear_ide_cache
pop edi
pop ecx
ret
.cd:
push ecx
mov eax,[cache_ide2_system_data_size]
call calculate_for_cd
add eax,[cache_ide2_pointer]
mov [cache_ide2_system_data],eax
mov [cache_ide2_system_sad_size],ecx
push edi
mov edi,[cache_ide2_pointer]
call clear_ide_cache
pop edi
mov eax,[cache_ide2_appl_data_size]
call calculate_for_cd
add eax,[cache_ide2_data_pointer]
mov [cache_ide2_appl_data],eax
mov [cache_ide2_appl_sad_size],ecx
push edi
mov edi,[cache_ide2_data_pointer]
call clear_ide_cache
pop edi
pop ecx
ret
get_cache_ide3:
push ecx
stdcall kernel_alloc,[cache_ide3_size]
mov [cache_ide3_pointer],eax
pop ecx
mov edx,eax
mov eax,[cache_ide3_size]
shr eax,3
mov [cache_ide3_system_data_size],eax
mov ebx,eax
imul eax,7
mov [cache_ide3_appl_data_size],eax
add ebx,edx
mov [cache_ide3_data_pointer],ebx
cmp cl,10b
je .cd
push ecx
mov eax,[cache_ide3_system_data_size]
mov eax,[esi+cache_ide0_system_data_size-cache_ide0]
call calculate_for_hd
add eax,[cache_ide3_pointer]
mov [cache_ide3_system_data],eax
mov [cache_ide3_system_sad_size],ecx
add eax,[esi+cache_ide0_pointer-cache_ide0]
mov [esi+cache_ide0_system_data-cache_ide0],eax
mov [esi+cache_ide0_system_sad_size-cache_ide0],ecx
push edi
mov edi,[cache_ide3_pointer]
mov edi,[esi+cache_ide0_pointer-cache_ide0]
call clear_ide_cache
pop edi
mov eax,[cache_ide3_appl_data_size]
mov eax,[esi+cache_ide0_appl_data_size-cache_ide0]
call calculate_for_hd
add eax,[cache_ide3_data_pointer]
mov [cache_ide3_appl_data],eax
mov [cache_ide3_appl_sad_size],ecx
add eax,[esi+cache_ide0_data_pointer-cache_ide0]
mov [esi+cache_ide0_appl_data-cache_ide0],eax
mov [esi+cache_ide0_appl_sad_size-cache_ide0],ecx
push edi
mov edi,[cache_ide3_data_pointer]
mov edi,[esi+cache_ide0_data_pointer-cache_ide0]
call clear_ide_cache
pop edi
327,25 → 126,25
ret
.cd:
push ecx
mov eax,[cache_ide3_system_data_size]
mov eax,[esi+cache_ide0_system_data_size-cache_ide0]
call calculate_for_cd
add eax,[cache_ide3_pointer]
mov [cache_ide3_system_data],eax
mov [cache_ide3_system_sad_size],ecx
add eax,[esi+cache_ide0_pointer-cache_ide0]
mov [esi+cache_ide0_system_data-cache_ide0],eax
mov [esi+cache_ide0_system_sad_size-cache_ide0],ecx
push edi
mov edi,[cache_ide3_pointer]
mov edi,[esi+cache_ide0_pointer-cache_ide0]
call clear_ide_cache
pop edi
mov eax,[cache_ide3_appl_data_size]
mov eax,[esi+cache_ide0_appl_data_size-cache_ide0]
call calculate_for_cd
add eax,[cache_ide3_data_pointer]
mov [cache_ide3_appl_data],eax
mov [cache_ide3_appl_sad_size],ecx
add eax,[esi+cache_ide0_data_pointer-cache_ide0]
mov [esi+cache_ide0_appl_data-cache_ide0],eax
mov [esi+cache_ide0_appl_sad_size-cache_ide0],ecx
push edi
mov edi,[cache_ide3_data_pointer]
mov edi,[esi+cache_ide0_data_pointer-cache_ide0]
call clear_ide_cache
pop edi

/kernel/trunk/detect/sear_par.inc
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
82,6 → 82,31
inc [fat32part]
jmp search_partitions_ide3_1
end_search_partitions_ide:
mov [hdpos], 80h
mov ecx, [NumBiosDisks]
test ecx, ecx
jz end_search_partitions
start_search_partitions_bd:
push ecx
mov eax, [hdpos]
and [BiosDiskPartitions+(eax-80h)*4], 0
mov [fat32part], 1
search_partitions_bd:
call set_FAT32_variables
cmp [problem_partition], 0
jne end_search_partitions_bd
mov eax, [hdpos]
inc [BiosDiskPartitions+(eax-80h)*4]
call partition_data_transfer
add [transfer_adress], 100
inc [fat32part]
jmp search_partitions_bd
end_search_partitions_bd:
pop ecx
inc [hdpos]
loop start_search_partitions_bd
jmp end_search_partitions
partition_data_transfer:
mov edi,[transfer_adress]
103,7 → 128,7
; sti
ret
end_search_partitions_ide:
end_search_partitions:
;PARTITION_START dd 0x3f
;PARTITION_END dd 0

/kernel/trunk/fs/fat32.inc
131,6 → 131,10
endg
reserve_hd_channel:
; BIOS disk accesses are protected with common mutex hd1_status
; This must be modified when hd1_status will not be valid!
cmp [hdpos], 0x80
jae .ret
cmp [hdbase], 0x1F0
jne .IDE_Channel_2
.IDE_Channel_1:
165,13 → 169,18
call clear_hd_cache
@@:
pop eax
.ret:
ret
free_hd_channel:
; see comment at reserve_hd_channel
cmp [hdpos], 0x80
jae .ret
cmp [hdbase], 0x1F0
jne .IDE_Channel_2
.IDE_Channel_1:
mov [IDE_Channel_1],0
.ret:
ret
.IDE_Channel_2:
mov [IDE_Channel_2],0

/kernel/trunk/fs/fs.inc
365,6 → 365,9
xor eax,eax
mov [hd_entries], eax ; entries in hd cache
mov edx,DRIVE_DATA+2
cmp ecx,0x80
jb search_partition_array
mov ecx,4
search_partition_array:
mov bl,[edx]
movzx ebx,bl
371,7 → 374,20
add eax,ebx
inc edx
loop search_partition_array
mov ecx,[hdpos]
mov edx,BiosDiskPartitions
sub ecx,0x80
jb .s
je .f
@@:
mov ebx,[edx]
add edx,4
add eax,ebx
loop @b
jmp .f
.s:
sub eax,ebx
.f:
add eax,[fat32part]
dec eax
xor edx,edx

/kernel/trunk/fs/fs_lfn.inc
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
82,6 → 82,12
db 'cd3',0
;**********************************************
dd 0
fs_additional_handlers:
dd biosdisk_handler, biosdisk_enum_root
; add new handlers here
dd 0
endg
file_system_lfn:
141,7 → 147,7
scasd
mov cl, byte [edi]
test cl, cl
jz .notfound
jz .notfound_try
inc edi
push esi
@@:
158,6 → 164,8
pop eax
; directory /xxx
.maindir:
mov esi, [edi+4]
.maindir_noesi:
cmp dword [ebx], 1
jnz .access_denied
xor eax, eax
166,11 → 174,12
; add edx, std_application_base_address
push dword [ebx+4] ; first block
mov ebx, [ebx+8] ; flags
mov esi, [edi+4]
; ebx=flags, [esp]=first block, ebp=number of blocks, edx=return area, esi='Next' handler
mov edi, edx
push ecx
mov ecx, 32/4
rep stosd
pop ecx
mov byte [edx], 1 ; version
.maindir_loop:
call esi
186,14 → 195,17
push eax
xor eax, eax
add edi, 8
push ecx
mov ecx, 40/4-2
rep stosd
pop ecx
pop eax
push eax edx
; convert number in eax to decimal UNICODE string
push edi
push ecx
push -'0'
mov cl, 10
mov ecx, 10
@@:
xor edx, edx
div ecx
212,6 → 224,7
test al, al
jnz @b
mov byte [edi-1], 0
pop ecx
pop edi
; UNICODE name length is 520 bytes, ANSI - 264
add edi, 520
256,7 → 269,7
mov byte [edx], 1 ; version
.readroot_loop:
cmp dword [esi], eax
jz .readroot_done
jz .readroot_done_static
call dword [esi]
add esi, 4
test eax, eax
276,7 → 289,7
js .readroot_next
inc dword [edx+4]
mov dword [edi], 0x10 ; attributes: folder
mov dword [edi+4], 1 ; name type: UNICODE
mov dword [edi+4], ebx ; name type: UNICODE
add edi, 8
mov ecx, 40/4-2
rep stosd
297,7 → 310,54
jnz .readroot_loop
sub edi, 520-264
jmp .readroot_loop
.readroot_done_static:
mov esi, fs_additional_handlers-8
sub esp, 16
.readroot_ah_loop:
add esi, 8
cmp dword [esi], 0
jz .readroot_done
xor eax, eax
.readroot_ah_loop2:
push edi
lea edi, [esp+4]
call dword [esi+4]
pop edi
test eax, eax
jz .readroot_ah_loop
inc dword [edx+8]
dec dword [esp+16]
jns .readroot_ah_loop2
dec ebp
js .readroot_ah_loop2
push eax
xor eax, eax
inc dword [edx+4]
mov dword [edi], 0x10 ; attributes: folder
mov dword [edi+4], ebx
add edi, 8
mov ecx, 40/4-2
rep stosd
push esi edi
lea esi, [esp+12]
@@:
lodsb
stosb
test bl, 1
jz .ansi3
mov byte [edi], 0
inc edi
.ansi3:
test al, al
jnz @b
pop edi esi eax
add edi, 520
test bl, 1
jnz .readroot_ah_loop2
sub edi, 520-264
jmp .readroot_ah_loop2
.readroot_done:
add esp, 16
pop eax
mov ebx, [edx+4]
xor eax, eax
308,15 → 368,31
mov [image_of_eax], eax
mov [image_of_ebx], ebx
ret
.notfound_try:
mov edi, fs_additional_handlers
@@:
cmp dword [edi], 0
jz @f
call dword [edi]
scasd
scasd
jmp @b
.notfound:
mov dword [image_of_eax], ERROR_FILE_NOT_FOUND
and dword [image_of_ebx], 0
ret
.notfounda:
cmp edi, esp
jnz .notfound
add esp, 8
jmp .notfound
.found1:
pop eax
cmp byte [esi], 0
jz .maindir
.found2:
; read partition number
xor ecx, ecx
xor eax, eax
328,12 → 404,12
jz .done1
sub al, '0'
cmp al, 9
ja .notfound
ja .notfounda
lea ecx, [ecx*5]
lea ecx, [ecx*2+eax]
jmp @b
.done1:
jecxz .notfound
jecxz .notfounda
test al, al
jnz @f
dec esi
451,8 → 527,9
pop eax
mov [hdpos], eax
cmp ecx, 0x100
jae .nf
jae fs_OnHdAndBd.nf
cmp cl, [DRIVE_DATA+1+eax]
fs_OnHdAndBd:
jbe @f
.nf:
call free_hd_channel
708,6 → 785,145
ret
;*******************************************************
; Additional FS handlers.
; This handler gets the control each time when fn 70 is called
; with unknown item of root subdirectory.
; in: esi -> name
; ebp = 0 or rest of name relative to esi
; out: if the handler processes path, he must not return in file_system_lfn,
; but instead pop return address and return directly to the caller
; otherwise simply return
; here we test for /bd<N>/... - BIOS disks
biosdisk_handler:
cmp [NumBiosDisks], 0
jz .ret
mov al, [esi]
or al, 20h
cmp al, 'b'
jnz .ret
mov al, [esi+1]
or al, 20h
cmp al, 'd'
jnz .ret
push esi
inc esi
inc esi
cmp byte [esi], '0'
jb .ret2
cmp byte [esi], '9'
ja .ret2
xor edx, edx
@@:
lodsb
test al, al
jz .ok
cmp al, '/'
jz .ok
sub al, '0'
cmp al, 9
ja .ret2
lea edx, [edx*5]
lea edx, [edx*2+eax]
jmp @b
.ret2:
pop esi
.ret:
ret
.ok:
cmp al, '/'
jz @f
dec esi
@@:
add dl, 80h
xor ecx, ecx
@@:
cmp dl, [BiosDisksData+ecx*4]
jz .ok2
inc ecx
cmp ecx, [NumBiosDisks]
jb @b
jmp .ret2
.ok2:
add esp, 8
test al, al
jnz @f
mov esi, fs_BdNext
jmp file_system_lfn.maindir_noesi
@@:
push ecx
push fs_OnBd
mov edi, esp
jmp file_system_lfn.found2
fs_BdNext:
cmp eax, [BiosDiskPartitions+ecx*4]
inc eax
cmc
ret
fs_OnBd:
pop edx edx
; edx = disk number, ecx = partition number
; esi+ebp = name
call reserve_hd1
add edx, 0x80
mov [hdpos], edx
cmp ecx, [BiosDiskPartitions+(edx-0x80)*4]
jmp fs_OnHdAndBd
; This handler is called when virtual root is enumerated
; and must return all items which can be handled by this.
; It is called several times, first time with eax=0
; in: eax = 0 for first call, previously returned value for subsequent calls
; out: eax = 0 => no more items
; eax != 0 => buffer pointed to by edi contains name of item
; here we enumerate existing BIOS disks /bd<N>
biosdisk_enum_root:
cmp eax, [NumBiosDisks]
jae .end
push eax
movzx eax, byte [BiosDisksData+eax*4]
sub al, 80h
push eax
mov al, 'b'
stosb
mov al, 'd'
stosb
pop eax
cmp al, 10
jae .big
add al, '0'
stosb
mov byte [edi], 0
pop eax
inc eax
ret
.end:
xor eax, eax
ret
.big:
push ecx
push -'0'
mov ecx, 10
@@:
xor edx, edx
div ecx
push edx
test eax, eax
jnz @b
xchg eax, edx
@@:
pop eax
add al, '0'
stosb
jnz @b
pop ecx
pop eax
inc eax
ret
process_replace_file_name:
mov ebp, [full_file_name_table]
mov edi, [full_file_name_table.size]

/kernel/trunk/fs/part_set.inc
104,6 → 104,7
db 0xd4 ; Old Multiuser DOS secured: fat16 <32M
db 0xd6 ; Old Multiuser DOS secured: fat16 >32M
db 0x07 ; NTFS
db 0x27 ; NTFS, hidden
partition_types_end:
132,10 → 133,11
call reserve_hd1
call reserve_hd_channel
pushad
cmp dword [hdpos],0
je problem_hd
pushad
xor ecx,ecx ; partition count
mov edx,-1 ; flag for partition
xor eax,eax ; read MBR
324,9 → 326,9
dec [partition_count] ; remove it from partition_count
problem_partition_or_fat:
problem_hd:
popad
problem_hd:
mov [fs_type],0
call free_hd_channel
mov [hd1_status],0 ; free
368,8 → 370,10
boot_read_ok:
; mov [hd_setup], 0
; if we are running on NTFS, check bootsector
cmp [fs_type], 7
jz ntfs_setup
; cmp [fs_type], 7
; jz ntfs_setup
call ntfs_test_bootsec
jnc ntfs_setup
cmp word [ebx+0x1fe],0xaa55 ; is it valid boot sector?
jnz problem_fat_dec_count

/kernel/trunk/gui/window.inc
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;;
;; Distributed under terms of the GNU General Public License ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
499,7 → 499,7
repos_windows:
mov ecx,[TASK_COUNT]
mov edi, OS_BASE+0x20*2
mov byte[REDRAW_BACKGROUND],1
call force_redraw_background
dec ecx
jge @f
ret

/kernel/trunk/kernel.asm
1,6 → 1,6
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved.
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved.
;; PROGRAMMING:
;; Ivan Poddubny
;; Marat Zakiyanov (Mario79)
132,6 → 132,7
include "boot/bootcode.inc" ; 16 bit system boot code
include "bus/pci/pci16.inc"
include "detect/biosdisk.inc"
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
363,6 → 364,11
mov ax,[BOOT_VAR+0x9001] ; for other modes
mov [BytesPerScanLine],ax
@@:
mov esi, BOOT_VAR+0x9080
movzx ecx, byte [esi-1]
mov [NumBiosDisks], ecx
mov edi, BiosDisksData
rep movsd
; GRAPHICS ADDRESSES
505,6 → 511,9
add eax, ebx
mov [ipc_ptab], eax
stdcall kernel_alloc, unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl (unpack.lc+unpack.lp))
mov [unpack.p], eax
call init_events
mov eax, srv.fd-SRV_FD_OFFSET
mov [srv.fd], eax
537,7 → 546,15
stdcall kernel_alloc, [mem_BACKGROUND]
mov [img_background], eax
mov [SLOT_BASE + 256 + APPDATA.dir_table], sys_pgdir - OS_BASE
; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
call rerouteirqs
; Initialize system V86 machine
call init_sys_v86
;!!!!!!!!!!!!!!!!!!!!!!!!!!
include 'detect/disks.inc'
;!!!!!!!!!!!!!!!!!!!!!!!!!!
601,15 → 618,6
mov eax, 0x00040000
call display_number_force
; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
mov esi,boot_irqs
call boot_log
call rerouteirqs
mov esi,boot_tss
call boot_log
; BUILD SCHEDULER
call build_scheduler ; sys32.inc
683,6 → 691,7
mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
add edi, 0x2000-512
mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
mov dword [SLOT_BASE+256+APPDATA.saved_esp0], edi ; just for case
mov dword [SLOT_BASE+256+APPDATA.io_map],\
(tss._io_map_0-OS_BASE+PG_MAP)
mov dword [SLOT_BASE+256+APPDATA.io_map+4],\
2057,9 → 2066,8
for_shutdown_parameter:
mov eax,[TASK_COUNT]
add eax,2
mov [SYS_SHUTDOWN],al
mov [shutdown_processes],eax
mov [SYS_SHUTDOWN],al
and dword [esp+32], 0
ret
uglobal
2442,8 → 2450,9
; je nosb31
;draw_background_temp:
; mov [bgrchanged],1 ;0
mov [REDRAW_BACKGROUND],byte 1
mov [background_defined], 1
call force_redraw_background
mov [REDRAW_BACKGROUND], byte 2
nosb31:
ret
nosb3:
2551,6 → 2560,17
nosb7:
ret
force_redraw_background:
mov [draw_data+32 + RECT.left],dword 0
mov [draw_data+32 + RECT.top],dword 0
push eax ebx
mov eax,[ScreenWidth]
mov ebx,[ScreenHeight]
mov [draw_data+32 + RECT.right],eax
mov [draw_data+32 + RECT.bottom],ebx
pop ebx eax
mov byte [REDRAW_BACKGROUND], 1
ret
align 4
3518,8 → 3538,8
jz nobackgr
cmp [background_defined], 0
jz nobackgr
; mov [REDRAW_BACKGROUND],byte 2
; call change_task
cmp [REDRAW_BACKGROUND], byte 2
jnz no_set_bgr_event
xor edi, edi
mov ecx, [TASK_COUNT]
set_bgr_event:
3526,12 → 3546,13
add edi, 256
or [edi+SLOT_BASE+APPDATA.event_mask], 16
loop set_bgr_event
mov [draw_data+32 + RECT.left],dword 0
mov [draw_data+32 + RECT.top],dword 0
mov eax,[ScreenWidth]
mov ebx,[ScreenHeight]
mov [draw_data+32 + RECT.right],eax
mov [draw_data+32 + RECT.bottom],ebx
no_set_bgr_event:
; mov [draw_data+32 + RECT.left],dword 0
; mov [draw_data+32 + RECT.top],dword 0
; mov eax,[ScreenWidth]
; mov ebx,[ScreenHeight]
; mov [draw_data+32 + RECT.right],eax
; mov [draw_data+32 + RECT.bottom],ebx
call drawbackground
mov [REDRAW_BACKGROUND],byte 0
mov [MOUSE_BACKGROUND],byte 0
3544,18 → 3565,18
je noshutdown
mov edx,[shutdown_processes]
sub dl,2
cmp [SYS_SHUTDOWN],dl
jne no_mark_system_shutdown
lea ecx,[edx-1]
mov edx,OS_BASE+0x3040
movzx ecx,byte [SYS_SHUTDOWN]
add ecx,5
jecxz @f
markz:
mov [edx+TASKDATA.state],byte 3
add edx,0x20
loop markz
@@:
no_mark_system_shutdown:
3562,8 → 3583,6
call [disable_mouse]
dec byte [SYS_SHUTDOWN]
cmp [SYS_SHUTDOWN],byte 0
je system_shutdown
noshutdown:
3584,10 → 3603,8
inc esi
dec eax
jnz newct
ret
; redraw screen
redrawscreen:
3651,8 → 3668,36
bgli:
cmp edi,esi
jz ricino
cmp ecx,1
jnz .az
mov al,[REDRAW_BACKGROUND]
cmp al,2
jz newdw8
test al,al
jz .az
lea eax,[edi+draw_data-window_data]
mov ebx,[dlx]
cmp ebx,[eax+RECT.left]
jae @f
mov [eax+RECT.left],ebx
@@:
mov ebx,[dly]
cmp ebx,[eax+RECT.top]
jae @f
mov [eax+RECT.top],ebx
@@:
mov ebx,[dlxe]
cmp ebx,[eax+RECT.right]
jbe @f
mov [eax+RECT.right],ebx
@@:
mov ebx,[dlye]
cmp ebx,[eax+RECT.bottom]
jbe @f
mov [eax+RECT.bottom],ebx
@@:
jmp newdw8
.az:
mov eax,edi
add eax,draw_data-window_data
3668,11 → 3713,9
sub eax,draw_data-window_data
cmp ecx,1
cmp dword [esp],1
jne nobgrd
cmp esi,1
je newdw8
call drawbackground
mov byte [REDRAW_BACKGROUND], 1
newdw8:
nobgrd:
4613,6 → 4656,48
popad
ret
sys_msg_board_byte:
; in: al = byte to display
; out: nothing
; destroys: nothing
pushad
mov ecx, 2
shl eax, 24
jmp @f
sys_msg_board_word:
; in: ax = word to display
; out: nothing
; destroys: nothing
pushad
mov ecx, 4
shl eax, 16
jmp @f
sys_msg_board_dword:
; in: eax = dword to display
; out: nothing
; destroys: nothing
pushad
mov ecx, 8
@@:
push ecx
rol eax, 4
push eax
and al, 0xF
cmp al, 10
sbb al, 69h
das
mov bl, al
xor eax, eax
inc eax
call sys_msg_board
pop eax
pop ecx
loop @b
popad
ret
uglobal
msg_board_data: times 4096 db 0
msg_board_count dd 0x0
5086,10 → 5171,10
ret
align 4
paleholder:
ret
; --------------- APM ---------------------
apm_entry dp 0
apm_vf dd 0
5190,6 → 5275,7
out 0x21, al
out 0xA1, al
if 1
mov word [OS_BASE+0x467+0],pr_mode_exit
mov word [OS_BASE+0x467+2],0x1000
5200,9 → 5286,124
mov al,0xFE
out 0x64,al
hlt
else
cmp byte [OS_BASE + 0x9030], 2
jnz no_acpi_power_off
; scan for RSDP
; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
movzx eax, word [OS_BASE + 0x40E]
shl eax, 4
jz @f
mov ecx, 1024/16
call scan_rsdp
jnc .rsdp_found
@@:
; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
mov eax, 0xE0000
mov ecx, 0x2000
call scan_rsdp
jc no_acpi_power_off
.rsdp_found:
mov esi, [eax+16] ; esi contains physical address of the RSDT
mov ebp, [ipc_tmp]
stdcall map_page, ebp, esi, PG_MAP
lea eax, [esi+1000h]
lea edx, [ebp+1000h]
stdcall map_page, edx, eax, PG_MAP
and esi, 0xFFF
add esi, ebp
cmp dword [esi], 'RSDT'
jnz no_acpi_power_off
mov ecx, [esi+4]
sub ecx, 24h
jbe no_acpi_power_off
shr ecx, 2
add esi, 24h
.scan_fadt:
lodsd
mov ebx, eax
lea eax, [ebp+2000h]
stdcall map_page, eax, ebx, PG_MAP
lea eax, [ebp+3000h]
add ebx, 0x1000
stdcall map_page, eax, ebx, PG_MAP
and ebx, 0xFFF
lea ebx, [ebx+ebp+2000h]
cmp dword [ebx], 'FACP'
jz .fadt_found
loop .scan_fadt
jmp no_acpi_power_off
.fadt_found:
; ebx is linear address of FADT
mov edx, [ebx+48]
test edx, edx
jz .nosmi
mov al, [ebx+52]
out dx, al
mov edx, [ebx+64]
@@:
in ax, dx
test al, 1
jz @b
.nosmi:
mov edx, [ebx+64]
in ax, dx
and ax, 203h
or ax, 3C00h
out dx, ax
mov edx, [ebx+68]
test edx, edx
jz @f
in ax, dx
and ax, 203h
or ax, 3C00h
out dx, ax
@@:
jmp $
no_acpi_power_off:
mov word [OS_BASE+0x467+0],pr_mode_exit
mov word [OS_BASE+0x467+2],0x1000
mov al,0x0F
out 0x70,al
mov al,0x05
out 0x71,al
mov al,0xFE
out 0x64,al
hlt
scan_rsdp:
add eax, OS_BASE
.s:
cmp dword [eax], 'RSD '
jnz .n
cmp dword [eax+4], 'PTR '
jnz .n
xor edx, edx
xor esi, esi
@@:
add dl, [eax+esi]
inc esi
cmp esi, 20
jnz @b
test dl, dl
jz .ok
.n:
add eax, 10h
loop .s
stc
.ok:
ret
end if
include "data32.inc"
__REV__ = __REV

/kernel/trunk/kernel32.inc
130,8 → 130,9
.dbg_state dd ? ;+76
.cur_dir dd ? ;+80
.wait_timeout dd ? ;+84
.saved_esp0 dd ? ;+88
db 40 dup(?) ;+88
db 36 dup(?) ;+92
.wnd_shape dd ? ;+128
.wnd_shape_scale dd ? ;+132
177,6 → 178,7
include "core/peload.inc" ;
include "core/exports.inc"
include "core/string.inc"
include "core/v86.inc" ; virtual-8086 manager
; GUI stuff
include "gui/window.inc"

/kernel/trunk/memmap.inc
21,6 → 21,8
; 0x9040 - dword - entry point of APM BIOS
; 0x9044 - word - version (BCD)
; 0x9046 - word - flags
; 0:907F byte number of BIOS hard disks
; 0:9080 Nbytes BIOS hard disks
;
; Runtime:
;
149,7 → 151,10
; 44 dword io permission map page 0
; 48 dword io permission map page 1
; 4c dword debug state: 1= load debug registers
; 50-7F unused
; 50 dword current directory ptr
; 54 dword wait timeout
; 58 dword thread TSS._esp0 (= pl0 stack base + size except for V86)
; 5C-7F unused
;
; 80 dword address of random shaped window area
; 84 byte shape area scale

/kernel/trunk/unpacker.inc
166,7 → 166,7
; result=0;
mov ecx, .Literal + (.LZMA_LIT_SIZE shl (.lc+.lp))
mov eax, .kBitModelTotal/2
mov edi, .p
mov edi, [.p]
rep stosd
; RangeDecoderInit
; rd->ExtraBytes = 0
187,7 → 187,8
and edx, .posStateMask
mov eax, ebx
shl eax, .kNumPosBitsMax+2
lea eax, [.p + .IsMatch*4 + eax + edx*4]
lea eax, [.IsMatch*4 + eax + edx*4]
add eax, [.p]
call .RangeDecoderBitDecode
jc .1
movzx eax, [.previousByte]
197,7 → 198,8
end if
shr eax, 8-.lc
imul eax, .LZMA_LIT_SIZE*4
add eax, .p+.Literal*4
add eax, .Literal*4
add eax, [.p]
cmp ebx, .kNumLitStates
jb .literal
xor edx, edx
220,15 → 222,18
@@: sub bl, al
jmp .main_loop
.1:
lea eax, [.p + .IsRep*4 + ebx*4]
lea eax, [.IsRep*4 + ebx*4]
add eax, [.p]
call .RangeDecoderBitDecode
jnc .10
lea eax, [.p + .IsRepG0*4 + ebx*4]
lea eax, [.IsRepG0*4 + ebx*4]
add eax, [.p]
call .RangeDecoderBitDecode
jc .111
mov eax, ebx
shl eax, .kNumPosBitsMax+2
lea eax, [.p + .IsRep0Long*4 + eax + edx*4]
lea eax, [.IsRep0Long*4 + eax + edx*4]
add eax, [.p]
call .RangeDecoderBitDecode
jc .1101
cmp bl, 7
241,12 → 246,14
mov [.previousByte], al
jmp .main_loop
.111:
lea eax, [.p + .IsRepG1*4 + ebx*4]
lea eax, [.IsRepG1*4 + ebx*4]
add eax, [.p]
call .RangeDecoderBitDecode
mov eax, [.rep1]
jnc .l3
.l1:
lea eax, [.p + .IsRepG2*4 + ebx*4]
lea eax, [.IsRepG2*4 + ebx*4]
add eax, [.p]
call .RangeDecoderBitDecode
mov eax, [.rep2]
jnc .l2
258,7 → 265,8
xchg eax, [.rep0]
mov [.rep1], eax
.1101:
mov eax, .p + .RepLencoder*4
mov eax, .RepLencoder*4
add eax, [.p]
call .LzmaLenDecode
cmp bl, 7
setc bl
276,7 → 284,8
adc bl, bl
xor bl, 3
add bl, 7
mov eax, .p + .Lencoder*4
mov eax, .Lencoder*4
add eax, [.p]
call .LzmaLenDecode
mov eax, .kNumLenToPosStates-1
cmp eax, ecx
287,7 → 296,8
mov ecx, .kNumPosSlotBits
shl eax, cl
shl eax, 2
add eax, .p+.PosSlot*4
add eax, .PosSlot*4
add eax, [.p]
call .RangeDecoderBitTreeDecode
mov [.rep0], ecx
cmp ecx, .kStartPosModelIndex
305,7 → 315,8
jae .l5
sub eax, edx
shl eax, 2
add eax, .p + (.SpecPos - 1)*4
add eax, (.SpecPos - 1)*4
add eax, [.p]
call .RangeDecoderReverseBitTreeDecode
add [.rep0], ecx
jmp .l6
315,7 → 326,8
mov ecx, .kNumAlignBits
shl eax, cl
add [.rep0], eax
mov eax, .p+.Align_*4
mov eax, .Align_*4
add eax, [.p]
call .RangeDecoderReverseBitTreeDecode
add [.rep0], ecx
.l6:
503,7 → 515,8
uglobal
align 4
unpack.p rd unpack.LZMA_BASE_SIZE + (unpack.LZMA_LIT_SIZE shl (unpack.lc+unpack.lp))
;unpack.p rd unpack.LZMA_BASE_SIZE + (unpack.LZMA_LIT_SIZE shl (unpack.lc+unpack.lp))
unpack.p dd ?
unpack.code_ dd ?
unpack.range dd ?
unpack.rep0 dd ?