0,0 → 1,5730 |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; |
;; Kolibri OS - based on source code Menuet OS, but not 100% compatible. |
;; |
;; See file COPYING or GNU.TXT for details with these additional details: |
;; - All code written in 32 bit x86 assembly language |
;; - No external code (eg. bios) at process execution time |
;; |
;; |
;; Compile with last version FASM |
;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
include "KGLOBALS.INC" |
include "lang.inc" |
|
WinMapAddress equ 0x460000 |
display_data = 0x460000 |
|
max_processes equ 255 |
|
window_data equ 0x0000 |
tss_data equ 0xD20000 |
;tss_step equ (128+2048) ; tss & i/o - 16384 ports, * 256=557056 |
tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4 |
draw_data equ 0xC00000 |
sysint_stack_data equ 0xC03000 |
|
|
twdw equ (0x3000-window_data) |
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; |
;; Included files: |
;; |
;; Kernel16.inc |
;; - Booteng.inc English text for bootup |
;; - Bootcode.inc Hardware setup |
;; - Pci16.inc PCI functions |
;; |
;; Kernel32.inc |
;; - Sys32.inc Process management |
;; - Shutdown.inc Shutdown and restart |
;; - Fat32.inc Read / write hd |
;; - Vesa12.inc Vesa 1.2 driver |
;; - Vesa20.inc Vesa 2.0 driver |
;; - Vga.inc VGA driver |
;; - Stack.inc Network interface |
;; - Mouse.inc Mouse pointer |
;; - Scincode.inc Window skinning |
;; - Pci32.inc PCI functions |
;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; 16 BIT ENTRY FROM BOOTSECTOR ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
use16 |
org 0x10000 |
macro diff16 title,l2 |
{ |
local s,d,l1 |
s = l2 |
display title,': 0x' |
repeat 8 |
d = 48 + s shr ((8-%) shl 2) and $0F |
if d > 57 |
d = d + 65-57-1 |
end if |
display d |
end repeat |
display 13,10 |
} |
jmp start_of_code |
|
; mike.dld { |
db 0 |
dd servetable-0x10000 |
draw_line dd __sys_draw_line |
disable_mouse dd __sys_disable_mouse |
draw_pointer dd __sys_draw_pointer |
drawbar dd __sys_drawbar |
putpixel dd __sys_putpixel |
; } mike.dld |
|
version db 'Kolibri OS version 0.5.0.0 ',13,10,13,10,0 |
;dd endofcode-0x10000 |
|
;db 'Boot02' |
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
include "boot/preboot.inc" |
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
|
preboot_lfb db 0 |
preboot_bootlog db 0 |
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; 16 BIT INCLUDED FILES ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
include "KERNEL16.INC" |
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; SWITCH TO 32 BIT PROTECTED MODE ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
os_data equ os_data_l-gdts ; GDTs |
os_code equ os_code_l-gdts |
int_code equ int_code_l-gdts |
int_data equ int_data_l-gdts |
tss0sys equ tss0sys_l-gdts |
graph_data equ 3+graph_data_l-gdts |
tss0 equ tss0_l-gdts |
tss0i equ tss0i_l-gdts |
app_code equ 3+app_code_l-gdts |
app_data equ 3+app_data_l-gdts |
|
|
|
; CR0 Flags - Protected mode and Paging |
|
mov ecx,0x00000001 |
;and ebx,65535 |
;cmp ebx,00100000000000000b ; lfb -> paging |
;jb no_paging |
;mov ax,0x0000 |
;mov es,ax |
;mov al,[es:0x901E] |
;cmp al,1 |
;je no_paging |
;or ecx, 0x80000000 |
;no_paging: |
|
; Enabling 32 bit protected mode |
|
sidt [cs:old_ints_h-0x10000] |
|
cli ; disable all irqs |
cld |
mov al,255 ; mask all irqs |
out 0xa1,al |
out 0x21,al |
l.5: in al, 0x64 ; Enable A20 |
test al, 2 |
jnz l.5 |
mov al, 0xD1 |
out 0x64, al |
l.6: in al, 0x64 |
test al, 2 |
jnz l.6 |
mov al, 0xDF |
out 0x60, al |
lgdt [cs:gdts-0x10000] ; Load GDT |
mov eax, cr0 ; Turn on paging // protected mode |
or eax, ecx |
and eax, 10011111b *65536*256 + 0xffffff ; caching enabled |
mov cr0, eax |
jmp byte $+2 |
mov ax,os_data ; Selector for os |
mov ds,ax |
mov es,ax |
mov fs,ax |
mov gs,ax |
mov ss,ax |
mov esp,0x30000 ; Set stack |
jmp pword os_code:B32 ; jmp to enable 32 bit mode |
|
use32 |
|
iglobal |
boot_memdetect db 'Determining amount of memory',0 |
boot_fonts db 'Fonts loaded',0 |
boot_tss db 'Setting TSSs',0 |
boot_cpuid db 'Reading CPUIDs',0 |
boot_devices db 'Detecting devices',0 |
boot_timer db 'Setting timer',0 |
boot_irqs db 'Reprogramming IRQs',0 |
boot_setmouse db 'Setting mouse',0 |
boot_windefs db 'Setting window defaults',0 |
boot_bgr db 'Calculating background',0 |
boot_resirqports db 'Reserving IRQs & ports',0 |
boot_setrports db 'Setting addresses for IRQs',0 |
boot_setostask db 'Setting OS task',0 |
boot_allirqs db 'Unmasking all IRQs',0 |
boot_tsc db 'Reading TSC',0 |
boot_pal_ega db 'Setting EGA/CGA 320x200 palette',0 |
boot_pal_vga db 'Setting VGA 640x480 palette',0 |
boot_mtrr db 'Setting MTRR',0 |
boot_tasking db 'All set - press ESC to start',0 |
endg |
|
iglobal |
boot_y dd 10 |
endg |
|
boot_log: |
pushad |
|
mov edx,esi |
.bll3: inc edx |
cmp [edx],byte 0 |
jne .bll3 |
sub edx,esi |
mov eax,10*65536 |
mov ax,word [boot_y] |
add [boot_y],dword 10 |
mov ebx,0xffffff |
mov ecx,esi |
mov edi,1 |
call dtext |
|
mov [novesachecksum],1000 |
call checkEgaCga |
|
cmp [preboot_blogesc],byte 1 |
je .bll2 |
|
cmp esi,boot_tasking |
jne .bll2 |
; begin ealex 04.08.05 |
; in al,0x61 |
; and al,01111111b |
; out 0x61,al |
; end ealex 04.08.05 |
.bll1: in al,0x60 ; wait for ESC key press |
cmp al,129 |
jne .bll1 |
|
.bll2: popad |
|
ret |
|
uglobal |
cpuid_0 dd 0,0,0,0 |
cpuid_1 dd 0,0,0,0 |
cpuid_2 dd 0,0,0,0 |
cpuid_3 dd 0,0,0,0 |
endg |
|
iglobal |
firstapp db 'LAUNCHER ' |
char db 'CHAR MT ' |
char2 db 'CHAR2 MT ' |
bootpath db '/KOLIBRI ' |
bootpath2 db 0 |
vmode db 'VMODE MDR' |
vrr_m db 'VRR_M ' |
endg |
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; 32 BIT ENTRY ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
align 4 |
|
B32: |
; CLEAR 0x280000-0xF00000 |
|
xor eax,eax |
mov edi,0x280000 |
mov ecx,(0x100000*0xF-0x280000) / 4 |
cld |
rep stosd |
; CLEAR 0x80000-0x90000 |
; xor eax,eax |
mov edi,0x80000 |
mov ecx,(0x90000-0x80000)/4 |
; cld |
rep stosd |
|
; CLEAR KERNEL UNDEFINED GLOBALS |
mov edi, endofcode |
mov ecx, (uglobals_size/4)+4 |
rep stosd |
|
; SAVE & CLEAR 0-0xffff |
|
mov esi,0x0000 |
mov edi,0x2F0000 |
mov ecx,0x10000 / 4 |
cld |
rep movsd |
xor eax,eax |
mov edi,0 |
mov ecx,0x10000 / 4 |
cld |
rep stosd |
|
; SAVE REAL MODE VARIABLES |
; movzx eax,byte [0x2f0000+0x9010] ; mouse port |
; mov [0xF604],byte 1 ;al |
mov al,[0x2f0000+0x9000] ; bpp |
mov [0xFBF1],al |
movzx eax,word [0x2f0000+0x900A] ; X max |
dec eax |
mov [0xfe00],eax |
movzx eax,word [0x2f0000+0x900C] ; Y max |
dec eax |
mov [0xfe04],eax |
movzx eax,word [0x2f0000+0x9008] ; screen mode |
mov [0xFE0C],eax |
mov eax,[0x2f0000+0x9014] ; Vesa 1.2 bnk sw add |
mov [0xE030],eax |
mov [0xfe08],word 640*4 ; Bytes PerScanLine |
cmp [0xFE0C],word 0x13 ; 320x200 |
je @f |
cmp [0xFE0C],word 0x12 ; VGA 640x480 |
je @f |
mov ax,[0x2f0000+0x9001] ; for other modes |
mov [0xfe08],ax |
@@: |
|
; GRAPHICS ADDRESSES |
|
;mov eax,0x100000*8 ; LFB address |
;cmp [0xfe0c],word 0x13 |
;je no_d_lfb |
;cmp [0xfe0c],word 0x12 |
;je no_d_lfb |
;cmp [0x2f0000+0x901e],byte 1 |
;jne no_d_lfb |
mov byte [0x2f0000+0x901e],0x0 |
mov eax,[0x2f0000+0x9018] |
;no_d_lfb: |
mov [0xfe80],eax |
|
cmp [0xfe0c],word 0100000000000000b |
jge setvesa20 |
cmp [0xfe0c],word 0x13 |
je v20ga32 |
mov [0xe020],dword Vesa12_putpixel24 ; Vesa 1.2 |
mov [0xe024],dword Vesa12_getpixel24 |
cmp [0xfbf1],byte 24 |
jz ga24 |
mov [0xe020],dword Vesa12_putpixel32 |
mov [0xe024],dword Vesa12_getpixel32 |
ga24: |
jmp v20ga24 |
setvesa20: |
mov [0xe020],dword Vesa20_putpixel24 ; Vesa 2.0 |
mov [0xe024],dword Vesa20_getpixel24 |
cmp [0xfbf1],byte 24 |
jz v20ga24 |
v20ga32: |
mov [0xe020],dword Vesa20_putpixel32 |
mov [0xe024],dword Vesa20_getpixel32 |
v20ga24: |
cmp [0xfe0c],word 0x12 ; 16 C VGA 640x480 |
jne no_mode_0x12 |
mov [0xe020],dword VGA_putpixel |
mov [0xe024],dword Vesa20_getpixel32 |
no_mode_0x12: |
|
; MEMORY MODEL |
|
; mov [0xfe84],dword 0x100000*16 ; apps mem base address |
; movzx ecx,byte [0x2f0000+0x9030] |
; dec ecx |
; mov eax,16*0x100000 ; memory-16 |
; shl eax,cl |
; mov [0xfe8c],eax ; memory for use |
; cmp eax,16*0x100000 |
; jne no16mb |
; mov [0xfe84],dword 0xD80000 ; !!! 10 !!! |
; no16mb: |
|
; init: |
; 1) 0xFE84 - applications base |
; 2) 0xFE8C - total amount of memory |
|
xor edi, edi |
m_GMS_loop: |
add edi, 0x400000 |
mov eax, dword [edi] |
mov dword [edi], 'TEST' |
wbinvd |
cmp dword [edi], 'TEST' |
jne m_GMS_exit |
cmp dword [0], 'TEST' |
je m_GMS_exit |
mov dword [es:edi], eax |
jmp m_GMS_loop |
m_GMS_exit: |
mov [edi], eax |
; now edi contains the EXACT amount of memory |
|
mov eax, 0x100000*16 |
cmp edi, eax ;0x100000*16 |
jb $ ; less than 16 Mb |
|
mov dword [0xFE84], eax ;0x100000*16 |
cmp edi, eax ;0x100000*16 |
jne @f |
mov dword [0xFE84], 0xD80000 ; =0x100000*13.5 |
@@: |
mov dword [0xFE8C], edi |
|
;!!!!!!!!!!!!!!!!!!!!!!!!!! |
include 'detect/disks.inc' |
;!!!!!!!!!!!!!!!!!!!!!!!!!! |
|
; CHECK EXTRA REGION |
; ENABLE PAGING |
mov eax,cr0 |
or eax,0x80000000 |
mov cr0,eax |
jmp $+2 |
mov dword [0xfe80],0x800000 |
|
;Set base of graphic segment to linear address of LFB |
mov eax,[0xfe80] ; set for gs |
mov [graph_data_l+2],ax |
shr eax,16 |
mov [graph_data_l+4],al |
mov [graph_data_l+7],ah |
|
; READ RAMDISK IMAGE FROM HD |
|
;!!!!!!!!!!!!!!!!!!!!!!! |
include 'boot/rdload.inc' |
;!!!!!!!!!!!!!!!!!!!!!!! |
; mov [dma_hdd],1 |
; CALCULATE FAT CHAIN FOR RAMDISK |
|
call calculatefatchain |
|
; LOAD VMODE DRIVER |
|
;!!!!!!!!!!!!!!!!!!!!!!! |
include 'vmodeld.inc' |
;!!!!!!!!!!!!!!!!!!!!!!! |
|
; LOAD FONTS I and II |
|
mov [0x3000],dword 1 |
mov [0x3004],dword 1 |
mov [0x3010],dword 0x3020 |
|
mov eax,char |
mov esi,12 |
xor ebx,ebx |
mov ecx,26000 |
mov edx,0x37000 |
call fileread |
|
mov eax,char2 |
mov esi,12 |
xor ebx,ebx |
mov ecx,26000 |
mov edx,0x30000 |
call fileread |
|
mov esi,boot_fonts |
call boot_log |
|
; PRINT AMOUNT OF MEMORY |
mov esi, boot_memdetect |
call boot_log |
|
movzx ecx, word [boot_y] |
or ecx, (10+29*6) shl 16 ; "Determining amount of memory" |
sub ecx, 10 |
mov edx, 0xFFFFFF |
mov ebx, [0xFE8C] |
shr ebx, 20 |
mov edi, 1 |
mov eax, 0x00040000 |
call display_number |
|
; CHECK EXTENDED REGION |
; mov dword [0x80000000],0x12345678 |
; cmp dword [0x80000000],0x12345678 |
; jz extended_region_found |
; mov esi,boot_ext_region |
; call boot_log |
; jmp $ |
;extended_region_found: |
|
call MEM_Init |
;add 0x800000-0xc00000 area |
cmp word [0xfe0c],0x13 |
jle .less_memory |
mov eax,0x80000000 ;linear address |
mov ebx,0x400000 shr 12 ;size in pages (4Mb) |
mov ecx,0x800000 ;physical address |
jmp .end_first_block |
.less_memory: |
mov eax,0x80180000 ;linear address |
mov ebx,0x280000 shr 12 ;size in pages (2.5Mb) |
mov ecx,0x980000 ;physical address |
.end_first_block: |
call MEM_Add_Heap ;nobody can lock mutex yet |
|
call create_general_page_table |
;add 0x1000000(0xd80000)-end_of_memory area |
mov eax,second_base_address |
mov ebx,[0xfe8c] |
mov ecx,[0xfe84] |
sub ebx,ecx |
shr ebx,12 |
add eax,ecx |
call MEM_Add_Heap |
;init physical memory manager. |
call Init_Physical_Memory_Manager |
|
; 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 |
|
; LOAD IDT |
; <IP 05.02.2005> |
lidt [cs:idtreg] ;[cs:idts] |
; </IP> |
|
; READ CPUID RESULT |
|
mov esi,boot_cpuid |
call boot_log |
pushfd ; get current flags |
pop eax |
mov ecx,eax |
xor eax,0x00200000 ; attempt to toggle ID bit |
push eax |
popfd |
pushfd ; get new EFLAGS |
pop eax |
push ecx ; restore original flags |
popfd |
and eax,0x00200000 ; if we couldn't toggle ID, |
and ecx,0x00200000 ; then this is i486 |
cmp eax,ecx |
jz nopentium |
; It's Pentium or later. Use CPUID |
mov edi,cpuid_0 |
mov esi,0 |
cpuid_new_read: |
mov eax,esi |
cpuid |
call cpuid_save |
add edi,4*4 |
cmp esi,3 |
jge cpuid_done |
cmp esi,[cpuid_0] |
jge cpuid_done |
inc esi |
jmp cpuid_new_read |
cpuid_save: |
mov [edi+00],eax |
mov [edi+04],ebx |
mov [edi+8],ecx |
mov [edi+12],edx |
ret |
cpuid_done: |
nopentium: |
|
; CR4 flags - enable fxsave / fxrstore |
; |
; finit |
; mov eax,1 |
; cpuid |
; test edx,1000000h |
; jz fail_fpu |
; mov eax,cr4 |
; or eax,200h ; Enable fxsave/fxstor |
; mov cr4,eax |
; fail_fpu: |
|
; DETECT DEVICES |
|
mov esi,boot_devices |
call boot_log |
call detect_devices |
|
; TIMER SET TO 1/100 S |
|
mov esi,boot_timer |
call boot_log |
mov al,0x34 ; set to 100Hz |
out 0x43,al |
mov al,0x9b ; lsb 1193180 / 1193 |
out 0x40,al |
mov al,0x2e ; msb |
out 0x40,al |
|
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
;include 'detect/commouse.inc' |
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
; SET MOUSE |
|
mov esi,boot_setmouse |
call boot_log |
call setmouse |
|
; SET PRELIMINARY WINDOW STACK AND POSITIONS |
|
mov esi,boot_windefs |
call boot_log |
call setwindowdefaults |
|
; SET BACKGROUND DEFAULTS |
|
mov esi,boot_bgr |
call boot_log |
call calculatebackground |
|
; RESERVE SYSTEM IRQ'S JA PORT'S |
|
mov esi,boot_resirqports |
call boot_log |
call reserve_irqs_ports |
|
; SET PORTS FOR IRQ HANDLERS |
|
mov esi,boot_setrports |
call boot_log |
call setirqreadports |
|
; SET UP OS TASK |
|
mov esi,boot_setostask |
call boot_log |
; name for OS/IDLE process |
mov [0x80000+256+0],dword 'OS/I' |
mov [0x80000+256+4],dword 'DLE ' |
; task list |
mov [0x3004],dword 2 ; number of processes |
mov [0x3000],dword 0 ; process count - start with os task |
mov [0x3020+0xE],byte 1 ; on screen number |
mov [0x3020+0x4],dword 1 ; process id number |
|
; set default flags & stacks |
mov [l.eflags],dword 0x11202 ; sti and resume |
mov [l.ss0], os_data |
;mov [l.ss1], ring1_data |
;mov [l.ss2], ring2_data |
mov [l.esp0], 0x52000 |
mov [l.esp1], 0x53000 |
mov [l.esp2], 0x54000 |
; osloop - TSS |
mov eax,cr3 |
mov [l.cr3],eax |
mov [l.eip],osloop |
; <Ivan Poddubny 14/03/2004> |
mov [l.esp],0x30000 ;0x2ffff |
; </Ivan Poddubny 14/03/2004> |
mov [l.cs],os_code |
mov [l.ss],os_data |
mov [l.ds],os_data |
mov [l.es],os_data |
mov [l.fs],os_data |
mov [l.gs],os_data |
; move tss to tss_data+tss_step |
mov esi,tss_sceleton |
mov edi,tss_data+tss_step |
mov ecx,120/4 |
cld |
rep movsd |
|
mov ax,tss0 |
ltr ax |
|
|
; READ TSC / SECOND |
|
mov esi,boot_tsc |
call boot_log |
call _rdtsc |
mov ecx,eax |
mov esi,250 ; wait 1/4 a second |
call delay_ms |
call _rdtsc |
sub eax,ecx |
shl eax,2 |
mov [0xf600],eax ; save tsc / sec |
|
; SET VARIABLES |
|
call set_variables |
|
; STACK AND FDC |
|
call stack_init |
call fdc_init |
|
; PALETTE FOR 320x200 and 640x480 16 col |
|
cmp [0xfe0c],word 0x12 |
jne no_pal_vga |
mov esi,boot_pal_vga |
call boot_log |
call paletteVGA |
no_pal_vga: |
|
cmp [0xfe0c],word 0x13 |
jne no_pal_ega |
mov esi,boot_pal_ega |
call boot_log |
call palette320x200 |
no_pal_ega: |
|
; LOAD DEFAULT SKIN |
|
call load_default_skin |
|
; MTRR'S |
|
call enable_mtrr |
|
|
; LOAD FIRST APPLICATION |
mov [0x3000],dword 1 ;1 |
mov [0x3004],dword 1 ;1 |
cli |
mov al,[0x2f0000+0x9030] |
cmp al,1 |
jne no_load_vrr_m |
mov eax,vrr_m |
call start_application_fl |
cmp eax,2 ; if no vrr_m app found |
je first_app_found |
|
no_load_vrr_m: |
mov eax,firstapp |
call start_application_fl |
|
cmp eax,2 ; if no first app found - halt |
je first_app_found |
mov eax, 0xDEADBEEF |
hlt ;jmp $ |
first_app_found: |
cli |
|
mov [0x3004],dword 2 |
mov [0x3000],dword 1 |
|
|
; START MULTITASKING |
|
mov esi,boot_tasking |
call boot_log |
|
mov [0xe000],byte 1 ; multitasking enabled |
|
mov al, 0xf6 ; Ñáðîñ êëàâèàòóðû, ðàçðåøèòü ñêàíèðîâàíèå |
call kb_write |
|
mov ecx,0 |
wait_loop_1: ; variant 2 |
; ÷èòàåì ïîðò ñîñòîÿíèÿ ïðîöåññîðà 8042 |
in al,64h |
and al,00000010b ; ôëàã ãîòîâíîñòè |
; îæèäàåì ãîòîâíîñòü ïðîöåññîðà 8042 |
loopnz wait_loop_1 |
|
; SET KEYBOARD PARAMETERS |
; mov al, 0xED ; svetodiody - only for testing! |
; call kb_write |
; call kb_read |
; mov al, 111b |
; call kb_write |
; call kb_read |
|
mov al, 0xF3 ; set repeat rate & delay |
call kb_write |
call kb_read |
mov al, 00100010b ; 24 500 ;00100100b ; 20 500 |
call kb_write |
call kb_read |
;// mike.dld [ |
call set_lights |
;// mike.dld ] |
|
|
; UNMASK ALL IRQ'S |
|
mov esi,boot_allirqs |
call boot_log |
|
cli ;guarantee forbidance of interrupts. |
mov al,0 ; unmask all irq's |
out 0xA1,al |
out 0x21,al |
|
mov ecx,32 |
|
ready_for_irqs: |
|
mov al,0x20 ; ready for irqs |
out 0x20,al |
out 0xa0,al |
|
loop ready_for_irqs ; flush the queue |
|
; mov [dma_hdd],1 |
|
sti |
jmp $ ; wait here for timer to take control |
|
; Fly :) |
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; ; |
; MAIN OS LOOP ; |
; ; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
align 32 |
osloop: |
|
call check_mouse_data |
call [draw_pointer] |
|
call checkbuttons |
call main_loop_sys_getkey |
call checkwindows |
call check_window_move_request |
|
call checkmisc |
call checkEgaCga |
|
call stack_handler |
|
call checkidle |
call check_fdd_motor_status |
jmp osloop |
;temp_pointers: |
; rd 32 |
; seed dd 0x12345678 |
|
checkidle: |
|
pushad |
|
cmp [check_idle_semaphore],0 |
jne no_idle_state |
|
call change_task |
mov eax,[idlemem] |
mov ebx,[timer_ticks] ;[0xfdf0] |
cmp eax,ebx |
jnz idle_exit |
call _rdtsc |
mov ecx,eax |
idle_loop: |
hlt |
cmp [check_idle_semaphore],0 |
jne idle_loop_exit |
mov eax,[timer_ticks] ;[0xfdf0] |
cmp ebx,eax |
jz idle_loop |
idle_loop_exit: |
mov [idlemem],eax |
call _rdtsc |
sub eax,ecx |
mov ebx,[idleuse] |
add ebx,eax |
mov [idleuse],ebx |
|
popad |
ret |
|
idle_exit: |
|
mov ebx,[timer_ticks] ;[0xfdf0] |
mov [idlemem],ebx |
call change_task |
|
popad |
ret |
|
no_idle_state: |
|
dec [check_idle_semaphore] |
|
mov ebx,[timer_ticks] ;[0xfdf0] |
mov [idlemem],ebx |
call change_task |
|
popad |
ret |
|
uglobal |
idlemem dd 0x0 |
idleuse dd 0x0 |
idleusesec dd 0x0 |
check_idle_semaphore dd 0x0 |
endg |
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; ; |
; INCLUDED SYSTEM FILES ; |
; ; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
|
include "KERNEL32.INC" |
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; ; |
; KERNEL FUNCTIONS ; |
; ; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
enable_mtrr: |
|
pushad |
|
cmp [0x2f0000+0x901c],byte 2 |
je no_mtrr |
mov eax,[0xFE0C] ; if no LFB then no MTRR |
test eax,0100000000000000b |
jz no_mtrr |
mov edx,[cpuid_1+3*4] ; edx - MTRR's supported ? |
test edx,1000000000000b |
jz no_mtrr |
call find_empty_mtrr |
cmp ecx,0 |
jz no_mtrr |
mov esi,boot_mtrr ; 'setting mtrr' |
call boot_log |
mov edx,0x0 ; LFB , +8 M , write combine |
mov eax,[0x2f9018] |
or eax,1 |
wrmsr |
inc ecx |
mov edx,0xf |
mov eax,0xff800800 |
wrmsr |
mov ecx,0x2ff ; enable mtrr's |
rdmsr |
or eax,100000000000b ; set |
wrmsr |
no_mtrr: |
|
popad |
ret |
|
|
find_empty_mtrr: ; 8 pairs checked |
|
mov ecx,0x201-2 |
mtrr_find: |
add ecx,2 |
cmp ecx,0x200+8*2 |
jge no_free_mtrr |
rdmsr |
test eax,0x0800 |
jnz mtrr_find |
dec ecx |
ret |
no_free_mtrr: |
mov ecx,0 |
ret |
|
reserve_irqs_ports: |
|
pushad |
|
mov [irq_owner+4*0],byte 1 ; timer |
mov [irq_owner+4*1],byte 1 ; keyboard |
mov [irq_owner+4*5],byte 1 ; sound blaster |
mov [irq_owner+4*6],byte 1 ; floppy diskette |
mov [irq_owner+4*13],byte 1 ; math co-pros |
mov [irq_owner+4*14],byte 1 ; ide I |
mov [irq_owner+4*15],byte 1 ; ide II |
movzx eax,byte [0xf604] ; mouse irq |
dec eax |
add eax,mouseirqtable |
movzx eax,byte [eax] |
shl eax,2 |
mov [irq_owner+eax],byte 1 |
|
|
; RESERVE PORTS |
mov edi,1 ; 0x00-0xff |
mov [0x2d0000],edi |
shl edi,4 |
mov [0x2d0000+edi+0],dword 1 |
mov [0x2d0000+edi+4],dword 0x0 |
mov [0x2d0000+edi+8],dword 0xff |
cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff |
jne ripl1 |
inc dword [0x2d0000] |
mov edi,[0x2d0000] |
shl edi,4 |
mov [0x2d0000+edi+0],dword 1 |
mov [0x2d0000+edi+4],dword 0x3f0 |
mov [0x2d0000+edi+8],dword 0x3ff |
ripl1: |
cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff |
jne ripl2 |
inc dword [0x2d0000] |
mov edi,[0x2d0000] |
shl edi,4 |
mov [0x2d0000+edi+0],dword 1 |
mov [0x2d0000+edi+4],dword 0x2f0 |
mov [0x2d0000+edi+8],dword 0x2ff |
ripl2: |
|
popad |
ret |
|
iglobal |
mouseirqtable db 12 ; ps2 |
db 4 ; com1 |
db 3 ; com2 |
endg |
|
setirqreadports: |
|
mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte |
mov [irq12read+4],dword 0 ; end of port list |
mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte |
mov [irq04read+4],dword 0 ; end of port list |
mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte |
mov [irq03read+4],dword 0 ; end of port list |
|
ret |
|
iglobal |
process_number dd 0x1 |
endg |
|
uglobal |
novesachecksum dd 0x0 |
endg |
|
checkEgaCga: |
|
cmp [0xfe0c],dword 0x13 |
je cnvl |
ret |
cnvl: |
|
pushad |
mov ecx,[0xfb0a] |
cmp ecx,[novesachecksum] |
jne novesal |
popad |
ret |
|
novesal: |
mov [novesachecksum],ecx |
mov ecx,0 |
movzx eax,word [0xfb0c] |
cmp eax,100 |
jge m13l3 |
mov eax,100 |
m13l3: |
cmp eax,480-100 |
jbe m13l4 |
mov eax,480-100 |
m13l4: |
sub eax,100 |
imul eax,640*4 |
add ecx,eax |
movzx eax,word [0xfb0a] |
cmp eax,160 |
jge m13l1 |
mov eax,160 |
m13l1: |
cmp eax,640-160 |
jbe m13l2 |
mov eax,640-160 |
m13l2: |
sub eax,160 |
shl eax,2 |
add ecx,eax |
mov esi,[0xfe80] |
add esi,ecx |
mov edi,0xa0000 |
mov edx,200 |
mov ecx,320 |
cld |
m13pix: |
lodsd |
push eax |
mov ebx,eax |
and eax,(128+64+32) ; blue |
shr eax,5 |
and ebx,(128+64+32)*256 ; green |
shr ebx,8+2 |
add eax,ebx |
pop ebx |
and ebx,(128+64)*256*256 ; red |
shr ebx,8+8 |
add eax,ebx |
stosb |
loop m13pix |
mov ecx,320 |
add esi,4*(640-320) |
dec edx |
jnz m13pix |
|
popad |
ret |
|
|
palette320x200: |
|
mov edx,0x3c8 |
xor eax, eax |
out dx,al |
mov ecx,256 |
mov edx,0x3c9 |
xor eax,eax |
|
palnew: |
mov al,0 |
test ah,64 |
jz pallbl1 |
add al,21 |
pallbl1: |
test ah,128 |
jz pallbl2 |
add al,42 |
pallbl2: |
out dx,al |
mov al,0 |
test ah,8 |
jz pallbl3 |
add al,8 |
pallbl3: |
test ah,16 |
jz pallbl4 |
add al,15 |
pallbl4: |
test ah,32 |
jz pallbl5 |
add al,40 |
pallbl5: |
out dx,al |
mov al,0 |
test ah,1 |
jz pallbl6 |
add al,8 |
pallbl6: |
test ah,2 |
jz pallbl7 |
add al,15 |
pallbl7: |
test ah,4 |
jz pallbl8 |
add al,40 |
pallbl8: |
out dx,al |
add ah,1 |
loop palnew |
|
ret |
|
set_variables: |
|
mov ecx,0x100 ; flush port 0x60 |
.fl60: in al,0x60 |
loop .fl60 |
mov [0xfcff],byte 0 ; mouse buffer |
mov [0xf400],byte 0 ; keyboard buffer |
mov [0xf500],byte 0 ; button buffer |
; mov [0xfb0a],dword 100*65536+100 ; mouse x/y |
|
push eax |
mov ax,[0x2f0000+0x900c] |
shr ax,1 |
shl eax,16 |
mov ax,[0x2f0000+0x900A] |
shr ax,1 |
mov [0xfb0a],eax |
pop eax |
|
mov byte [SB16_Status],0 ; Minazzi Paolo |
mov [display_data-12],dword 1 ; tiled background |
mov [0xfe88],dword 0x2C0000 ; address of button list |
|
;!! IP 04.02.2005: |
mov [next_usage_update], 100 |
mov byte [0xFFFF], 0 ; change task if possible |
|
ret |
|
;* mouse centered - start code- Mario79 |
mouse_centered: |
push eax |
mov eax,[0xFE00] |
shr eax,1 |
mov [0xFB0A],ax |
mov eax,[0xFE04] |
shr eax,1 |
mov [0xFB0C],ax |
pop eax |
ret |
;* mouse centered - end code- Mario79 |
|
align 4 |
|
sys_outport: |
|
mov edi,ebx ; separate flag for read / write |
and ebx,65535 |
|
mov ecx,[0x2d0000] |
test ecx,ecx |
jne sopl8 |
mov [esp+36],dword 1 |
ret |
|
sopl8: |
mov edx,[0x3010] |
mov edx,[edx+0x4] |
and ebx,65535 |
cld |
sopl1: |
|
mov esi,ecx |
shl esi,4 |
add esi,0x2d0000 |
cmp edx,[esi+0] |
jne sopl2 |
cmp ebx,[esi+4] |
jb sopl2 |
cmp ebx,[esi+8] |
jg sopl2 |
jmp sopl3 |
|
sopl2: |
|
dec ecx |
jnz sopl1 |
mov [esp+36],dword 1 |
ret |
|
sopl3: |
|
test edi,0x80000000 ; read ? |
jnz sopl4 |
|
mov dx,bx ; write |
out dx,al |
mov [esp+36],dword 0 |
ret |
|
sopl4: |
|
mov dx,bx ; read |
in al,dx |
and eax,0xff |
mov [esp+36],dword 0 |
mov [esp+24],eax |
ret |
|
|
|
align 4 |
sys_sb16: |
|
cmp word [sb16],word 0 |
jnz sb16l1 |
mov [esp+36],dword 1 |
ret |
sb16l1: |
mov [esp+36],dword 0 |
cmp eax,1 ; set volume - main |
jnz sb16l2 |
mov dx,word [sb16] |
add dx,4 |
mov al,0x22 |
out dx,al |
mov esi,1 |
call delay_ms |
mov eax,ebx |
inc edx |
out dx,al |
ret |
sb16l2: |
|
cmp eax,2 ; set volume - cd |
jnz sb16l3 |
mov dx,word [sb16] |
add dx,4 |
mov al,0x28 |
out dx,al |
mov esi,1 |
call delay_ms |
mov eax,ebx |
add edx,1 |
out dx,al |
ret |
sb16l3: |
mov [esp+36],dword 2 |
ret |
|
|
align 4 |
|
sys_sb16II: |
|
cmp word [sb16],word 0 |
jnz IIsb16l1 |
mov [esp+36],dword 1 |
ret |
IIsb16l1: |
|
cmp eax,1 ; set volume - main |
jnz IIsb16l2 |
; L |
mov dx,word [sb16] |
add dx,4 |
mov al,0x30 |
out dx,al |
mov eax,ebx |
inc edx |
out dx,al |
; R |
mov dx,word [sb16] |
add dx,4 |
mov al,0x31 |
out dx,al |
mov eax,ebx |
inc edx |
out dx,al |
mov [esp+36],dword 0 |
ret |
IIsb16l2: |
|
cmp eax,2 ; set volume - cd |
jnz IIsb16l3 |
; L |
mov dx,word [sb16] |
add dx,4 |
mov al,0x36 |
out dx,al |
mov eax,ebx |
inc edx |
out dx,al |
; R |
mov dx,word [sb16] |
add dx,4 |
mov al,0x37 |
out dx,al |
mov eax,ebx |
inc edx |
out dx,al |
mov [esp+36],dword 0 |
ret |
IIsb16l3: |
|
mov [esp+36],dword 2 |
ret |
|
|
align 4 |
|
sys_wss: |
|
cmp word [wss],word 0 |
jnz wssl1 |
mov [esp+36],dword 1 |
ret |
wssl1: |
|
cmp eax,1 ; set volume - main |
jnz wssl2 |
mov [esp+36],dword 0 |
ret |
wssl2: |
|
cmp eax,2 ; set volume - cd |
jnz wssl3 |
; L |
mov dx,word [wss] |
add dx,4 |
mov al,0x2 |
out dx,al |
mov esi,1 |
call delay_ms |
mov eax,ebx |
inc edx |
out dx,al |
; R |
mov dx,word [wss] |
add dx,4 |
mov al,0x3 |
out dx,al |
mov esi,1 |
call delay_ms |
mov eax,ebx |
inc edx |
out dx,al |
mov [esp+36],dword 0 |
ret |
wssl3: |
mov [esp+36],dword 2 |
ret |
|
display_number: |
|
; eax = print type, al=0 -> ebx is number |
; al=1 -> ebx is pointer |
; ah=0 -> display decimal |
; ah=1 -> display hexadecimal |
; ah=2 -> display binary |
; eax bits 16-21 = number of digits to display (0-32) |
; eax bits 22-31 = reserved |
; |
; ebx = number or pointer |
; ecx = x shl 16 + y |
; edx = color |
|
cmp eax,0xffff ; length > 0 ? |
jge cont_displ |
ret |
cont_displ: |
|
cmp eax,60*0x10000 ; length <= 60 ? |
jbe cont_displ2 |
ret |
cont_displ2: |
|
pushad |
|
cmp al,1 ; ecx is a pointer ? |
jne displnl1 |
mov edi,[0x3010] |
mov edi,[edi+0x10] |
mov ebx,[edi+ebx] |
displnl1: |
sub esp,64 |
|
cmp ah,0 ; DECIMAL |
jne no_display_desnum |
shr eax,16 |
and eax,0x2f |
push eax |
;mov edi,[0x3010] |
;mov edi,[edi+0x10] |
mov edi,esp |
add edi,4+64 |
mov ecx,eax |
mov eax,ebx |
mov ebx,10 |
d_desnum: |
xor edx,edx |
div ebx |
add dl,48 |
mov [edi],dl |
dec edi |
loop d_desnum |
pop eax |
call draw_num_text |
add esp,64 |
popad |
ret |
no_display_desnum: |
|
cmp ah,0x01 ; HEXADECIMAL |
jne no_display_hexnum |
shr eax,16 |
and eax,0x2f |
push eax |
;mov edi,[0x3010] |
;mov edi,[edi+0x10] |
mov edi,esp |
add edi,4+64 |
mov ecx,eax |
mov eax,ebx |
mov ebx,16 |
d_hexnum: |
xor edx,edx |
div ebx |
add edx,hexletters |
mov dl,[edx] |
mov [edi],dl |
dec edi |
loop d_hexnum |
pop eax |
call draw_num_text |
add esp,64 |
popad |
ret |
no_display_hexnum: |
|
cmp ah,0x02 ; BINARY |
jne no_display_binnum |
shr eax,16 |
and eax,0x2f |
push eax |
;mov edi,[0x3010] |
;mov edi,[edi+0x10] |
mov edi,esp |
add edi,4+64 |
mov ecx,eax |
mov eax,ebx |
mov ebx,2 |
d_binnum: |
xor edx,edx |
div ebx |
add dl,48 |
mov [edi],dl |
dec edi |
loop d_binnum |
pop eax |
call draw_num_text |
add esp,64 |
popad |
ret |
no_display_binnum: |
|
add esp,64 |
popad |
ret |
|
|
draw_num_text: |
|
; dtext |
; |
; eax x & y |
; ebx color |
; ecx start of text |
; edx length |
; edi 1 force |
|
mov edx,eax |
mov ecx,65 |
sub ecx,eax |
add ecx,esp |
add ecx,4 |
mov eax,[esp+64+32-8+4] |
mov ebx,[esp+64+32-12+4] |
push edx ; add window start x & y |
push ebx |
mov edx,[0x3010] |
mov ebx,[edx-twdw] |
shl ebx,16 |
add ebx,[edx-twdw+4] |
add eax,ebx |
pop ebx |
pop edx |
mov edi,0 |
call dtext |
|
ret |
|
|
read_string: |
|
; eax read_area |
; ebx color of letter |
; ecx color of background |
; edx number of letters to read |
; esi [x start]*65536 + [y_start] |
|
ret |
|
|
align 4 |
|
sys_setup: |
|
; 1=roland mpu midi base , base io address |
; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus |
; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave |
; 4=sb16 base , base io address |
; 5=system language, 1eng 2fi 3ger 4rus |
; 6=wss base , base io address |
; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave |
; 8=fat32 partition in hd |
; 9 |
; 10 = sound dma channel |
; 11 = enable lba read |
; 12 = enable pci access |
|
|
mov [esp+36],dword 0 |
cmp eax,1 ; MIDI |
jnz nsyse1 |
cmp ebx,0x100 |
jb nsyse1 |
mov edx,65535 |
cmp edx,ebx |
jb nsyse1 |
mov [midi_base],bx |
mov word [mididp],bx |
inc bx |
mov word [midisp],bx |
ret |
|
midi_base dw 0 |
|
nsyse1: |
|
cmp eax,2 ; KEYBOARD |
jnz nsyse2 |
cmp ebx,1 |
jnz kbnobase |
mov edi,[0x3010] |
add ecx,[edi+0x10] |
mov eax,ecx |
mov ebx,keymap |
mov ecx,128 |
call memmove |
ret |
kbnobase: |
cmp ebx,2 |
jnz kbnoshift |
mov edi,[0x3010] |
add ecx,[edi+0x10] |
mov eax,ecx |
mov ebx,keymap_shift |
mov ecx,128 |
call memmove |
ret |
kbnoshift: |
cmp ebx,3 |
jne kbnoalt |
mov edi,[0x3010] |
add ecx,[edi+0x10] |
mov eax,ecx |
mov ebx,keymap_alt |
mov ecx,128 |
call memmove |
ret |
kbnoalt: |
cmp ebx,9 |
jnz kbnocountry |
mov word [keyboard],cx |
ret |
kbnocountry: |
mov [esp+36],dword 1 |
ret |
nsyse2: |
cmp eax,3 ; CD |
jnz nsyse3 |
mov [cd_base],bl |
cmp ebx,1 |
jnz noprma |
mov [cdbase],0x1f0 |
mov [cdid],0xa0 |
noprma: |
cmp ebx,2 |
jnz noprsl |
mov [cdbase],0x1f0 |
mov [cdid],0xb0 |
noprsl: |
cmp ebx,3 |
jnz nosema |
mov [cdbase],0x170 |
mov [cdid],0xa0 |
nosema: |
cmp ebx,4 |
jnz nosesl |
mov [cdbase],0x170 |
mov [cdid],0xb0 |
nosesl: |
ret |
|
cd_base db 0 |
|
nsyse3: |
|
cmp eax,4 ; SB |
jnz nsyse4 |
cmp ebx,0x100 |
jb nsyse4 |
mov edx,65535 |
cmp edx,ebx |
jb nsyse4 |
mov word [sb16],bx |
ret |
nsyse4: |
|
cmp eax,5 ; SYSTEM LANGUAGE |
jnz nsyse5 |
mov [syslang],ebx |
ret |
nsyse5: |
|
cmp eax,6 ; WSS |
jnz nsyse6 |
cmp ebx,0x100 |
jb nsyse6 |
mov [wss],ebx |
ret |
|
wss_temp dd 0 |
|
nsyse6: |
|
cmp eax,7 ; HD BASE |
jne nsyse7 |
mov [hd_base],bl |
cmp ebx,1 |
jnz noprmahd |
mov [hdbase],0x1f0 |
mov [hdid],0x0 |
mov [hdpos],1 |
; call set_FAT32_variables |
noprmahd: |
cmp ebx,2 |
jnz noprslhd |
mov [hdbase],0x1f0 |
mov [hdid],0x10 |
mov [hdpos],2 |
; call set_FAT32_variables |
noprslhd: |
cmp ebx,3 |
jnz nosemahd |
mov [hdbase],0x170 |
mov [hdid],0x0 |
mov [hdpos],3 |
; call set_FAT32_variables |
nosemahd: |
cmp ebx,4 |
jnz noseslhd |
mov [hdbase],0x170 |
mov [hdid],0x10 |
mov [hdpos],4 |
; call set_FAT32_variables |
noseslhd: |
mov [0xfe10],dword 0 |
call reserve_hd1 |
call clear_hd_cache |
mov [hd1_status],0 ; free |
ret |
|
hd_base db 0 |
|
nsyse7: |
|
cmp eax,8 ; HD PARTITION |
jne nsyse8 |
mov [fat32part],ebx |
; call set_FAT32_variables |
call reserve_hd1 |
call clear_hd_cache |
pusha |
call choice_necessity_partition_1 |
popa |
mov [hd1_status],0 ; free |
ret |
nsyse8: |
|
cmp eax,10 ; SOUND DMA CHANNEL |
jne no_set_sound_dma |
mov [sound_dma],ebx |
ret |
no_set_sound_dma: |
|
cmp eax,11 ; ENABLE LBA READ |
jne no_set_lba_read |
and ebx,1 |
mov [lba_read_enabled],ebx |
ret |
no_set_lba_read: |
|
cmp eax,12 ; ENABLE PCI ACCESS |
jne no_set_pci_access |
and ebx,1 |
mov [pci_access_enabled],ebx |
ret |
no_set_pci_access: |
|
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
include 'vmodeint.inc' |
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
|
mov [esp+36],dword -1 |
ret |
|
|
align 4 |
|
sys_getsetup: |
|
; 1=roland mpu midi base , base io address |
; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus |
; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave |
; 4=sb16 base , base io address |
; 5=system language, 1eng 2fi 3ger 4rus |
; 6=wss base |
; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave |
; 8=fat32 partition in hd |
; 9=get hs timer tic |
|
cmp eax,1 |
jne ngsyse1 |
movzx eax,[midi_base] |
mov [esp+36],eax |
ret |
ngsyse1: |
|
cmp eax,2 |
jne ngsyse2 |
cmp ebx,1 |
jnz kbnobaseret |
mov edi,[0x3010] |
add ecx,[edi+0x10] |
mov ebx,ecx |
mov eax,keymap |
mov ecx,128 |
call memmove |
ret |
kbnobaseret: |
cmp ebx,2 |
jnz kbnoshiftret |
mov edi,[0x3010] |
add ecx,[edi+0x10] |
mov ebx,ecx |
mov eax,keymap_shift |
mov ecx,128 |
call memmove |
ret |
kbnoshiftret: |
cmp ebx,3 |
jne kbnoaltret |
mov edi,[0x3010] |
add ecx,[edi+0x10] |
mov ebx,ecx |
mov eax,keymap_alt |
mov ecx,128 |
call memmove |
ret |
kbnoaltret: |
cmp ebx,9 |
jnz ngsyse2 |
movzx eax,word [keyboard] |
mov [esp+36],eax |
ret |
ngsyse2: |
|
cmp eax,3 |
jnz ngsyse3 |
movzx eax,[cd_base] |
mov [esp+36],eax |
ret |
ngsyse3: |
|
cmp eax,4 |
jne ngsyse4 |
mov eax,[sb16] |
mov [esp+36],eax |
ret |
ngsyse4: |
|
cmp eax,5 |
jnz ngsyse5 |
mov eax,[syslang] |
mov [esp+36],eax |
ret |
ngsyse5: |
cmp eax,6 |
jnz ngsyse6 |
mov eax,[wss] |
mov [esp+36],eax |
ret |
ngsyse6: |
cmp eax,7 |
jnz ngsyse7 |
movzx eax,[hd_base] |
mov [esp+36],eax |
ret |
ngsyse7: |
cmp eax,8 |
jnz ngsyse8 |
mov eax,[fat32part] |
mov [esp+36],eax |
ret |
ngsyse8: |
cmp eax,9 |
jne ngsyse9 |
mov eax,[timer_ticks] ;[0xfdf0] |
mov [esp+36],eax |
ret |
ngsyse9: |
cmp eax,10 |
jnz ngsyse10 |
mov eax,[sound_dma] |
mov [esp+36],eax |
ret |
ngsyse10: |
cmp eax,11 |
jnz ngsyse11 |
mov eax,[lba_read_enabled] |
mov [esp+36],eax |
ret |
ngsyse11: |
cmp eax,12 |
jnz ngsyse12 |
mov eax,[pci_access_enabled] |
mov [esp+36],eax |
ret |
ngsyse12: |
mov [esp+36],dword 1 |
ret |
|
|
align 4 |
|
readmousepos: |
|
; eax=0 screen relative |
; eax=1 window relative |
; eax=2 buttons pressed |
|
test eax,eax |
jnz nosr |
mov eax,[0xfb0a] |
shl eax,16 |
mov ax,[0xfb0c] |
mov [esp+36],eax |
ret |
nosr: |
|
cmp eax,1 |
jnz nowr |
mov eax,[0xfb0a] |
shl eax,16 |
mov ax,[0xfb0c] |
mov esi,[0x3010] |
sub esi,twdw |
mov bx,[esi] |
shl ebx,16 |
mov bx,[esi+4] |
sub eax,ebx |
mov [esp+36],eax |
ret |
nowr: |
|
cmp eax,2 |
jnz nomb |
movzx eax,byte [0xfb40] |
nomb: |
mov [esp+36],eax |
|
ret |
|
is_input: |
|
push edx |
mov dx,word [midisp] |
in al,dx |
and al,0x80 |
pop edx |
ret |
|
|
is_output: |
|
push edx |
mov dx,word [midisp] |
in al,dx |
and al,0x40 |
pop edx |
ret |
|
|
get_mpu_in: |
|
push edx |
mov dx,word [mididp] |
in al,dx |
pop edx |
ret |
|
|
put_mpu_out: |
|
push edx |
mov dx,word [mididp] |
out dx,al |
pop edx |
ret |
|
|
setuart: |
|
su1: |
call is_output |
cmp al,0 |
jnz su1 |
mov dx,word [midisp] |
mov al,0xff |
out dx,al |
su2: |
mov dx,word [midisp] |
mov al,0xff |
out dx,al |
call is_input |
cmp al,0 |
jnz su2 |
call get_mpu_in |
cmp al,0xfe |
jnz su2 |
su3: |
call is_output |
cmp al,0 |
jnz su3 |
mov dx,word [midisp] |
mov al,0x3f |
out dx,al |
|
ret |
|
|
align 4 |
|
sys_midi: |
|
cmp [mididp],0 |
jnz sm0 |
mov [esp+36],dword 1 |
ret |
sm0: |
|
cmp eax,1 |
mov [esp+36],dword 0 |
jnz smn1 |
call setuart |
ret |
smn1: |
|
cmp eax,2 |
jnz smn2 |
sm10: |
call get_mpu_in |
call is_output |
test al,al |
jnz sm10 |
mov al,bl |
call put_mpu_out |
ret |
smn2: |
|
ret |
|
|
detect_devices: |
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
include 'detect/commouse.inc' |
;include 'detect/dev_fd.inc' |
;include 'detect/dev_hdcd.inc' |
;include 'detect/sear_par.inc' |
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
ret |
|
|
sys_end: |
|
mov eax,[0x3010] |
add eax,0xa |
mov [eax],byte 3 ; terminate this program |
|
waitterm: ; wait here for termination |
mov eax,5 |
call delay_hs |
jmp waitterm |
|
sys_system: |
|
cmp eax,1 ; BOOT |
jnz nosystemboot |
mov [0x2f0000+0x9030],byte 0 |
for_shutdown_parameter: |
mov eax,[0x3004] |
add eax,2 |
mov [shutdown_processes],eax |
mov [0xFF00],al |
xor eax, eax |
ret |
uglobal |
shutdown_processes: dd 0x0 |
endg |
nosystemboot: |
|
cmp eax,2 ; TERMINATE |
jnz noprocessterminate |
cmp ebx,2 |
jb noprocessterminate |
mov edx,[0x3004] |
cmp ebx,edx |
jg noprocessterminate |
mov eax,[0x3004] |
shl ebx,5 |
mov edx,[ebx+0x3000+4] |
add ebx,0x3000+0xa |
|
;call MEM_Heap_Lock ;guarantee that process isn't working with heap |
mov [ebx],byte 3 ; clear possible i40's |
;call MEM_Heap_UnLock |
|
cmp edx,[application_table_status] ; clear app table stat |
jne noatsc |
mov [application_table_status],0 |
noatsc: |
ret |
noprocessterminate: |
|
cmp eax,3 ; ACTIVATE WINDOW |
jnz nowindowactivate |
cmp ebx,2 |
jb nowindowactivate |
cmp ebx,[0x3004] |
ja nowindowactivate |
; edi = position at window_data+ |
mov edi, ebx ; edi = process number |
;shl ebx, 1 |
;add ebx, 0xc000 |
;mov esi, [ebx] ; esi = window stack value |
;and esi, 0xffff ; word |
movzx esi, word [0xC000 + ebx*2] |
mov edx, [0x3004] ; edx = number of processes |
cmp esi, edx |
jz nowindowactivate ; continue if window_stack_value != number_of_processes |
; i.e. if window is not already active |
|
;* start code - get active process (1) - Mario79 |
mov [window_minimize],2 |
mov [active_process],edi |
;* end code - get active process (1) - Mario79 |
|
mov [0xff01],edi ; activate |
xor eax, eax |
ret |
|
nowindowactivate: |
|
cmp eax,4 ; GET IDLETIME |
jnz nogetidletime |
mov eax,[idleusesec] |
ret |
nogetidletime: |
|
cmp eax,5 ; GET TSC/SEC |
jnz nogettscsec |
mov eax,[0xf600] |
ret |
nogettscsec: |
|
; SAVE ramdisk to /hd/1/menuet.img |
;!!!!!!!!!!!!!!!!!!!!!!!! |
include 'blkdev/rdsave.inc' |
;!!!!!!!!!!!!!!!!!!!!!!!! |
;* start code - get active process (2) - Mario79 |
cmp eax,7 |
jnz nogetactiveprocess |
mov eax,[active_process] |
ret |
nogetactiveprocess: |
cmp eax,8 |
jnz nosoundflag |
cmp ebx,1 |
jne nogetsoundflag |
movzx eax,byte [sound_flag] ; get sound_flag |
ret |
nogetsoundflag: |
cmp ebx,2 |
jnz nosoundflag |
inc byte [sound_flag] ; set sound_flag |
and byte [sound_flag],1 ; |
ret |
nosoundflag: |
cmp eax,9 ; system shutdown with param |
jnz noshutdownsystem |
cmp ebx,1 |
jl exit_for_anyone |
cmp ebx,4 |
jg exit_for_anyone |
mov [0x2f0000+0x9030],bl |
jmp for_shutdown_parameter |
noshutdownsystem: |
cmp eax,10 ; minimize window |
jnz nominimizewindow |
mov [window_minimize],1 |
exit_for_anyone: |
ret |
nominimizewindow: |
cmp eax,11 ; get disk info table |
jnz nogetdiskinfo |
cmp ebx,1 |
jnz full_table |
small_table: |
call for_all_tables |
mov cx,10 |
cld |
rep movsb |
ret |
for_all_tables: |
mov edi,[3010h] |
mov edi,[edi+10h] |
add edi,ecx |
mov esi,0x40000 |
xor ecx,ecx |
ret |
full_table: |
cmp ebx,2 |
jnz exit_for_anyone |
call for_all_tables |
mov cx,16384 |
cld |
rep movsd |
ret |
nogetdiskinfo: |
cmp eax,12 ; get all key pressed with ALT |
jnz nogetkey |
mov eax,[last_key_press] |
mov al,[keyboard_mode_sys] |
mov [esp+36],eax |
mov [last_key_press],0 |
.finish: |
ret |
nogetkey: |
cmp eax,13 ; get kernel ID and version |
jnz nogetkernel_id |
mov edi,[3010h] |
mov edi,[edi+10h] |
add edi,ebx |
mov esi,version_inf |
mov ecx,version_end-version_inf |
cld |
rep movsb |
ret |
nogetkernel_id: |
cmp eax,14 ; sys wait retrace |
jnz nosys_wait_retrace |
;wait retrace functions |
sys_wait_retrace: |
mov edx,0x3da |
WaitRetrace_loop: |
in al,dx |
test al,1000b |
jz WaitRetrace_loop |
mov [esp+36],dword 0 |
ret |
nosys_wait_retrace: |
cmp eax,15 ; mouse centered |
jnz no_mouse_centered |
call mouse_centered |
mov [esp+36],dword 0 |
ret |
no_mouse_centered: |
;* end code - get active process (2) - Mario79 |
ret |
window_minimize db 0 |
sound_flag db 0 |
last_key_press dd 0 |
keyboard_mode_sys db 0 |
|
iglobal |
version_inf: |
db 0,5,0,0 ; version 0.5.0.0 |
db UID_KOLIBRI |
db 'Kolibri',0 |
version_end: |
endg |
|
UID_NONE=0 |
UID_MENUETOS=1 ;official |
UID_KOLIBRI=2 ;russian |
|
main_loop_sys_getkey: |
cmp [0xf400],byte 0 |
je .finish |
movzx eax,byte [0xf401] |
shl eax,8 |
mov [last_key_press],eax |
.finish: |
ret |
|
sys_cachetodiskette: |
pushad |
cmp eax,1 |
jne no_write_all_of_ramdisk |
|
call fdc_writeramdisk |
popad |
ret |
no_write_all_of_ramdisk: |
cmp eax,2 |
jne no_write_part_of_ramdisk |
call fdc_commitflush |
popad |
ret |
no_write_part_of_ramdisk: |
cmp eax,3 |
jne no_set_fdc |
call fdc_set |
popad |
ret |
no_set_fdc: |
cmp eax,4 |
jne no_get_fdc |
popad |
call fdc_get |
mov [esp+36],ecx |
ret |
no_get_fdc: |
popad |
ret |
|
uglobal |
; bgrchanged dd 0x0 |
endg |
|
sys_background: |
|
cmp eax,1 ; BACKGROUND SIZE |
jnz nosb1 |
cmp ebx,0 |
je sbgrr |
cmp ecx,0 |
je sbgrr |
mov [display_data-8],ebx |
mov [display_data-4],ecx |
; mov [bgrchanged],1 |
sbgrr: |
ret |
nosb1: |
|
cmp eax,2 ; SET PIXEL |
jnz nosb2 |
mov edx,0x160000-16 |
cmp edx,ebx |
jbe nosb2 |
mov edx,[ebx] |
and edx,0xFF000000 ;255*256*256*256 |
and ecx,0x00FFFFFF ;255*256*256+255*256+255 |
add edx,ecx |
mov [ebx+0x300000],edx |
; mov [bgrchanged],1 |
ret |
nosb2: |
|
cmp eax,3 ; DRAW BACKGROUND |
jnz nosb3 |
draw_background_temp: |
; cmp [bgrchanged],1 ;0 |
; je nosb31 |
;draw_background_temp: |
; mov [bgrchanged],1 ;0 |
mov [0xfff0],byte 1 |
nosb31: |
ret |
nosb3: |
|
cmp eax,4 ; TILED / STRETCHED |
jnz nosb4 |
cmp ebx,[display_data-12] |
je nosb41 |
mov [display_data-12],ebx |
; mov [bgrchanged],1 |
nosb41: |
ret |
nosb4: |
|
cmp eax,5 ; BLOCK MOVE TO BGR |
jnz nosb5 |
; bughere |
mov edi, [0x3010] |
add ebx, [edi+0x10] |
; mov esi, ebx |
; mov edi, ecx |
mov eax, ebx |
mov ebx, ecx |
add ecx, edx |
cmp ecx, 0x160000-16 |
ja .fin |
; add edi, 0x300000 |
add ebx, 0x300000 |
mov ecx, edx |
cmp ecx, 0x160000-16 |
ja .fin |
; mov [bgrchanged],1 |
; cld |
; rep movsb |
call memmove |
.fin: |
ret |
nosb5: |
|
ret |
|
|
align 4 |
|
sys_getbackground: |
|
cmp eax,1 ; SIZE |
jnz nogb1 |
mov eax,[display_data-8] |
shl eax,16 |
mov ax,[display_data-4] |
mov [esp+36],eax |
ret |
nogb1: |
|
cmp eax,2 ; PIXEL |
jnz nogb2 |
mov edx,0x160000-16 |
cmp edx,ebx |
jbe nogb2 |
mov eax, [ebx+0x300000] |
and eax, 0xFFFFFF |
mov [esp+36],eax |
ret |
nogb2: |
|
cmp eax,4 ; TILED / STRETCHED |
jnz nogb4 |
mov eax,[display_data-12] |
nogb4: |
mov [esp+36],eax |
ret |
|
|
align 4 |
|
sys_getkey: |
mov [esp+36],dword 1 |
mov ebx, [0x3000] ; TOP OF WINDOW STACK |
movzx ecx,word [0xC000 + ebx * 2] |
mov edx,[0x3004] |
cmp ecx,edx |
jne .finish |
cmp [0xf400],byte 0 |
je .finish |
movzx eax,byte [0xf401] |
shl eax,8 |
push eax |
dec byte [0xf400] |
and byte [0xf400],127 |
movzx ecx,byte [0xf400] |
add ecx,2 |
; mov esi,0xf402 |
; mov edi,0xf401 |
; cld |
; rep movsb |
mov eax, 0xF402 |
mov ebx, 0xF401 |
call memmove |
pop eax |
mov [last_key_press],eax |
|
mov eax,[kb_state] |
and al,110000b |
cmp al,100000b |
je .yes_win_key |
cmp al,10000b |
je .yes_win_key |
mov eax,[last_key_press] |
jmp .no_win_key |
; cmp ah,232 |
; je .yes_win_key |
; cmp ah,233 |
; jne .no_win_key |
.yes_win_key: |
mov eax,1 |
.no_win_key: |
mov [esp+36],eax |
.finish: |
ret |
|
|
align 4 |
|
sys_getbutton: |
|
mov ebx, [0x3000] ; TOP OF WINDOW STACK |
mov [esp+36],dword 1 |
movzx ecx, word [0xC000 + ebx * 2] |
mov edx, [0x3004] ; less than 256 processes |
cmp ecx,edx |
jne .exit |
movzx eax,byte [0xf500] |
test eax,eax |
jz .exit |
mov eax,[0xf501] |
shl eax,8 |
mov [0xf500],byte 0 |
mov [esp+36],eax |
.exit: |
ret |
|
|
align 4 |
|
sys_cpuusage: |
|
; RETURN: |
; |
; +00 dword process cpu usage |
; +04 word position in windowing stack |
; +06 word windowing stack value at current position (cpu nro) |
; +10 12 bytes name |
; +22 dword start in mem |
; +26 dword used mem |
; +30 dword PID , process idenfification number |
; |
|
mov edi,[0x3010] ; eax = return area |
add edi,0x10 |
add eax,[edi] |
|
cmp ebx,-1 ; who am I ? |
jne no_who_am_i |
mov ebx,[0x3000] |
no_who_am_i: |
|
push eax ; return area |
push ebx ; process number |
|
push ebx |
push ebx |
push eax |
|
; return memory usage |
|
xor edx,edx |
mov eax,0x20 |
mul ebx |
add eax,0x3000+0x1c |
mov ebx,eax |
pop eax |
mov ecx,[ebx] |
mov [eax],ecx |
pop ebx |
; mov ebx,[esp] |
; shl ebx,1 |
; add ebx,0xc000 |
mov cx, [0xC000 + ebx * 2] |
mov [eax+4],cx |
; mov ebx,[esp] |
; shl ebx,1 |
; add ebx,0xc400 |
mov cx, [0xC400 + ebx * 2] |
mov [eax+6],cx |
; pop ebx |
push eax |
mov eax,ebx |
shl eax,8 |
add eax,0x80000 |
pop ebx |
add ebx,10 |
mov ecx,11 |
call memmove |
|
; memory usage |
|
xor eax,eax |
mov edx,0x100000*16 |
pop ecx ; get gdt of tss |
cmp ecx,1 |
je os_mem |
shl ecx,8 |
mov edx,[0x80000+ecx+0x8c] |
mov eax,std_application_base_address |
;add ecx,0x80000+0x88 |
;mov ecx,[ecx] |
; shl ecx,3 |
; eax run base -> edx used memory |
; mov al,[ecx+gdts+ app_code-3 +4] ; base 23:16 |
; mov ah,[ecx+gdts+ app_code-3 +7] ; base 31:24 |
; shl eax,16 |
; mov ax,[ecx+gdts+ app_code-3 +2] ; base 0:15 |
; movzx edx,word [ecx+gdts+ app_code-3 +0] |
; shl edx,12 |
|
os_mem: |
dec edx |
mov [ebx+12],eax |
mov [ebx+16],edx |
|
; PID (+30) |
|
mov eax,[esp] |
shl eax,5 |
add eax,0x3000+0x4 |
mov eax,[eax] |
mov [ebx+20],eax |
|
; window position and size |
|
mov esi,[esp] |
shl esi,5 |
add esi,window_data |
mov edi,[esp+4] |
add edi,34 |
mov ecx,4*4 |
cld |
rep movsb |
|
; Process state (+50) |
|
mov eax,[esp] |
shl eax,5 |
add eax,0x3000+0xa |
mov eax,[eax] |
mov [ebx+40],ax |
|
|
pop ebx |
pop eax |
|
; return number of processes |
|
mov eax,[0x3004] |
mov [esp+36],eax |
ret |
|
|
|
|
align 4 |
sys_clock: |
cli |
; Mikhail Lisovin xx Jan 2005 |
@@: mov al, 10 |
out 0x70, al |
in al, 0x71 |
test al, al |
jns @f |
mov esi, 1 |
call delay_ms |
jmp @b |
@@: |
; end Lisovin's fix |
|
xor al,al ; seconds |
out 0x70,al |
in al,0x71 |
movzx ecx,al |
mov al,02 ; minutes |
shl ecx,16 |
out 0x70,al |
in al,0x71 |
movzx edx,al |
mov al,04 ; hours |
shl edx,8 |
out 0x70,al |
in al,0x71 |
add ecx,edx |
movzx edx,al |
add ecx,edx |
sti |
mov [esp+36],ecx |
ret |
|
|
align 4 |
|
sys_date: |
|
cli |
mov al,6 ; day of week |
out 0x70,al |
in al,0x71 |
mov ch,al |
mov al,7 ; date |
out 0x70,al |
in al,0x71 |
mov cl,al |
mov al,8 ; month |
shl ecx,16 |
out 0x70,al |
in al,0x71 |
mov ch,al |
mov al,9 ; year |
out 0x70,al |
in al,0x71 |
mov cl,al |
sti |
mov [esp+36],ecx |
ret |
|
|
; redraw status |
|
sys_redrawstat: |
|
cmp eax,1 |
jne no_widgets_away |
|
; buttons away |
|
mov ecx,[0x3000] |
|
sys_newba2: |
|
mov edi,[0xfe88] |
cmp [edi],dword 0 ; empty button list ? |
je end_of_buttons_away |
|
movzx ebx,word [edi] |
inc ebx |
|
mov eax,edi |
|
sys_newba: |
|
dec ebx |
jz end_of_buttons_away |
|
add eax,0x10 |
cmp cx,[eax] |
jnz sys_newba |
|
push eax ebx ecx |
mov ecx,ebx |
inc ecx |
shl ecx,4 |
mov ebx,eax |
add eax,0x10 |
call memmove |
dec dword [edi] |
pop ecx ebx eax |
|
jmp sys_newba2 |
|
end_of_buttons_away: |
|
ret |
|
no_widgets_away: |
|
cmp eax,2 |
jnz srl1 |
|
mov edx,[0x3010] ; return whole screen draw area for this app |
add edx,draw_data-0x3000 |
mov [edx+0],dword 0 |
mov [edx+4],dword 0 |
mov eax,[0xfe00] |
mov [edx+8],eax |
mov eax,[0xfe04] |
mov [edx+12],eax |
|
mov edi,[0x3010] |
sub edi,twdw |
mov [edi+30],byte 1 ; no new position & buttons from app |
|
call sys_window_mouse |
|
ret |
|
srl1: |
|
ret |
|
|
sys_drawwindow: |
|
mov edi,ecx |
shr edi,16+8 |
and edi,15 |
|
cmp edi,0 ; type I - original style |
jne nosyswI |
call sys_set_window |
call drawwindow_I |
ret |
nosyswI: |
|
cmp edi,1 ; type II - only reserve area, no draw |
jne nosyswII |
call sys_set_window |
call sys_window_mouse |
ret |
nosyswII: |
|
cmp edi,2 ; type III - new style |
jne nosyswIII |
call sys_set_window |
call drawwindow_III |
ret |
nosyswIII: |
|
cmp edi,3 ; type IV - skinned window |
jne nosyswIV |
call sys_set_window |
call drawwindow_IV |
ret |
nosyswIV: |
|
ret |
|
|
sys_set_window: |
|
mov edi,[0x3000] |
shl edi,5 |
add edi,window_data |
|
; colors |
mov [edi+16],ecx |
mov [edi+20],edx |
mov [edi+24],esi |
|
; check flag (?) |
cmp [edi+30],byte 1 |
jz newd |
|
push eax |
mov eax,[timer_ticks] ;[0xfdf0] |
add eax,100 |
mov [new_window_starting],eax |
pop eax |
|
mov [edi+8],ax |
mov [edi+12],bx |
shr eax,16 |
shr ebx,16 |
mov [edi+00],ax |
mov [edi+04],bx |
|
|
call check_window_position |
|
|
push ecx esi edi ; save for window fullscreen/resize |
mov esi,edi |
sub edi,window_data |
shr edi,5 |
shl edi,8 |
add edi,0x80000+0x90 |
mov ecx,4 |
cld |
rep movsd |
pop edi esi ecx |
|
push eax ebx ecx edx |
;;; mov eax, 1 |
;;; call delay_hs |
movzx eax, word [edi+00] |
movzx ebx, word [edi+04] |
movzx ecx, word [edi+8] |
movzx edx, word [edi+12] |
add ecx, eax |
add edx, ebx |
call calculatescreen |
pop edx ecx ebx eax |
|
mov [0xf400],byte 0 ; empty keyboard buffer |
mov [0xf500],byte 0 ; empty button buffer |
|
newd: |
mov [edi+31],byte 0 ; no redraw |
mov edx,edi |
|
ret |
|
|
sys_window_move: |
|
cmp [window_move_pr],0 |
je mwrl1 |
|
mov [esp+36],dword 1 ; return queue error |
|
ret |
|
mwrl1: |
|
mov edi,[0x3000] ; requestor process base |
mov [window_move_pr],edi |
|
mov [window_move_eax],eax |
mov [window_move_ebx],ebx |
mov [window_move_ecx],ecx |
mov [window_move_edx],edx |
|
mov [esp+36],dword 0 ; return success |
|
ret |
|
type_background_1: |
cmp [0xfff0],byte 0 ; background update ? |
jz temp_nobackgr |
mov [0xfff0],byte 2 |
call change_task |
mov [draw_data+32+0],dword 0 |
mov [draw_data+32+4],dword 0 |
mov eax,[0xfe00] |
mov ebx,[0xfe04] |
mov [draw_data+32+8],eax |
mov [draw_data+32+12],ebx |
call drawbackground |
mov [0xfff0],byte 0 |
mov [0xfff4],byte 0 |
temp_nobackgr: |
ret |
|
uglobal |
window_move_pr dd 0x0 |
window_move_eax dd 0x0 |
window_move_ebx dd 0x0 |
window_move_ecx dd 0x0 |
window_move_edx dd 0x0 |
endg |
|
;ok - 100% work |
;nt - not tested |
;--------------------------------------------------------------------------------------------- |
;eax |
;0 - task switch counter. Ret switch counter in eax. Block. ok. |
;1 - change task. Ret nothing. Block. ok. |
;2 - performance control |
; ebx |
; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode. |
; returned new cr4 in eax. Ret cr4 in eax. Block. ok. |
; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok. |
; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok. |
; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok. |
;eax |
;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok. |
;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok. |
;--------------------------------------------------------------------------------------------- |
sys_sheduler: ;noname & halyavin |
cmp eax,0 |
je shed_counter |
cmp eax,2 |
je perf_control |
cmp eax,3 |
je rdmsr_instr |
cmp eax,4 |
je wrmsr_instr |
cmp eax,1 |
jne not_supported |
call change_task ;delay,0 |
ret |
shed_counter: |
mov eax,[context_counter] |
mov [esp+36],eax |
not_supported: |
ret |
perf_control: |
inc eax ;now eax=3 |
cmp ebx,eax |
je cache_disable |
dec eax |
cmp ebx,eax |
je cache_enable |
dec eax |
cmp ebx,eax |
je is_cache_enabled |
dec eax |
cmp ebx,eax |
je modify_pce |
ret |
|
rdmsr_instr: |
;now counter in ecx |
;(edx:eax) esi:edi => edx:esi |
mov eax,esi |
rdmsr |
mov [esp+36],eax |
mov [esp+24],edx ;ret in ebx? |
ret |
|
wrmsr_instr: |
;now counter in ecx |
;(edx:eax) esi:edi => edx:esi |
mov eax,esi |
wrmsr |
mov [esp+36],eax |
mov [esp+24],edx ;ret in ebx? |
ret |
|
cache_disable: |
mov eax,cr0 |
or eax,01100000000000000000000000000000b |
mov cr0,eax |
wbinvd ;set MESI |
ret |
|
cache_enable: |
mov eax,cr0 |
and eax,10011111111111111111111111111111b |
mov cr0,eax |
ret |
|
is_cache_enabled: |
mov eax,cr0 |
mov ebx,eax |
and eax,01100000000000000000000000000000b |
jz cache_disabled |
mov [esp+36],ebx |
cache_disabled: |
mov dword [esp+36],eax ;0 |
ret |
|
modify_pce: |
mov eax,cr4 |
; mov ebx,0 |
; or bx,100000000b ;pce |
; xor eax,ebx ;invert pce |
btr eax,8 ;pce=cr4[8] |
mov cr4,eax |
mov [esp+36],eax |
ret |
;--------------------------------------------------------------------------------------------- |
|
; check pixel limits |
|
;cplimit: |
; push edi |
|
; cmp byte [0xe000], 1 ; Multitasking enabled? |
; jnz .ret0 |
; mov edi,[0x3010] |
; add edi, draw_data-0x3000 |
; mov ecx, 1 |
; cmp [edi+0], eax ; xs |
; ja .ret1 |
; cmp [edi+4], ebx ; ys |
; ja .ret1 |
; cmp eax, [edi+8] ; xe |
; ja .ret1 |
; cmp ebx, [edi+12] ; ye |
; ja .ret1 |
|
;.ret0: |
; xor ecx, ecx |
;.ret1: |
; pop edi |
; ret |
|
|
; check if pixel is allowed to be drawn |
|
checkpixel: |
|
push eax |
push ebx |
push edx |
|
; mov ecx,[0x3000] ; process count |
; shl ecx, 6 ; *64 |
; add ecx,0xc000 ; +window_stack |
; mov dx,word [ecx] ; window_stack_value |
|
; cmp dx, word [0x3004] ; is this window active right now?! |
; jz .ret0 |
|
; call cplimit |
; test ecx, ecx |
; jnz .ret1 |
|
mov edx,[0xfe00] ; screen x size |
inc edx |
imul edx, ebx |
mov dl, [eax+edx+display_data] ; lea eax, [...] |
;;; mov dl,[eax] |
|
mov eax,[0x3000] |
shl eax,5 |
add eax,0x3000+0xe |
|
mov ecx, 1 |
cmp byte [eax], dl |
jnz .ret1 |
|
.ret0: |
xor ecx, ecx |
.ret1: |
pop edx |
pop ebx |
pop eax |
ret |
|
uglobal |
mouse_active db 0 |
endg |
iglobal |
cpustring db 'CPU ' |
endg |
|
|
align 4 |
; check misc |
|
checkmisc: |
|
cmp [ctrl_alt_del], 1 |
jne nocpustart |
mov eax, cpustring |
call start_application_fl |
mov [ctrl_alt_del], 0 |
nocpustart: |
cmp [mouse_active], 1 |
jne mouse_not_active |
mov [mouse_active], 0 |
xor edi, edi |
mov ecx, [0x3004] |
set_mouse_event: |
add edi, 256 |
or [edi+0x80000+0xA8], dword 00100000b |
loop set_mouse_event |
mouse_not_active: |
|
|
cmp [0xfff0],byte 0 ; background update ? |
jz nobackgr |
mov [0xfff0],byte 2 |
call change_task |
mov [draw_data+32+0],dword 0 |
mov [draw_data+32+4],dword 0 |
mov eax,[0xfe00] |
mov ebx,[0xfe04] |
mov [draw_data+32+8],eax |
mov [draw_data+32+12],ebx |
call drawbackground |
mov [0xfff0],byte 0 |
mov [0xfff4],byte 0 |
|
nobackgr: |
|
|
; system shutdown request |
|
cmp [0xFF00],byte 0 |
je noshutdown |
|
mov edx,[shutdown_processes] |
sub dl,2 |
|
cmp [0xff00],dl |
jne no_mark_system_shutdown |
|
mov edx,0x3040 |
movzx ecx,byte [0xff00] |
add ecx,5 |
markz: |
mov [edx+0xa],byte 3 |
add edx,0x20 |
loop markz |
|
no_mark_system_shutdown: |
|
call [disable_mouse] |
|
dec byte [0xff00] |
|
cmp [0xff00],byte 0 |
je system_shutdown |
|
noshutdown: |
|
|
mov eax,[0x3004] ; termination |
mov ebx,0x3020+0xa |
mov esi,1 |
|
newct: |
mov cl,[ebx] |
cmp cl,byte 3 |
jz terminate |
cmp cl,byte 4 |
jz terminate |
|
add ebx,0x20 |
inc esi |
dec eax |
jnz newct |
|
ret |
|
|
|
|
; redraw screen |
|
redrawscreen: |
|
; eax , if process window_data base is eax, do not set flag/limits |
|
pushad |
push eax |
|
;;; mov eax,2 |
;;; call delay_hs |
|
;mov ecx,0 ; redraw flags for apps |
xor ecx,ecx |
newdw2: |
|
inc ecx |
push ecx |
|
mov eax,ecx |
shl eax,5 |
add eax,window_data |
|
cmp eax,[esp+4] |
je not_this_task |
; check if window in redraw area |
mov edi,eax |
|
cmp ecx,1 ; limit for background |
jz bgli |
|
mov eax,[edi+0] |
mov ebx,[edi+4] |
mov ecx,[edi+8] |
mov edx,[edi+12] |
add ecx,eax |
add edx,ebx |
|
mov ecx,[dlye] ; ecx = area y end ebx = window y start |
cmp ecx,ebx |
jb ricino |
|
mov ecx,[dlxe] ; ecx = area x end eax = window x start |
cmp ecx,eax |
jb ricino |
|
mov eax,[edi+0] |
mov ebx,[edi+4] |
mov ecx,[edi+8] |
mov edx,[edi+12] |
add ecx,eax |
add edx,ebx |
|
mov eax,[dly] ; eax = area y start edx = window y end |
cmp edx,eax |
jb ricino |
|
mov eax,[dlx] ; eax = area x start ecx = window x end |
cmp ecx,eax |
jb ricino |
|
bgli: |
|
cmp edi,esi |
jz ricino |
|
mov eax,edi |
add eax,draw_data-window_data |
|
mov ebx,[dlx] ; set limits |
mov [eax+0],ebx |
mov ebx,[dly] |
mov [eax+4],ebx |
mov ebx,[dlxe] |
mov [eax+8],ebx |
mov ebx,[dlye] |
mov [eax+12],ebx |
|
sub eax,draw_data-window_data |
|
cmp ecx,1 |
jne nobgrd |
cmp esi,1 |
je newdw8 |
call drawbackground |
|
newdw8: |
nobgrd: |
|
mov [eax+31],byte 1 ; mark as redraw |
|
ricino: |
|
not_this_task: |
|
pop ecx |
|
cmp ecx,[0x3004] |
jle newdw2 |
; jg newdw3 |
; jmp newdw2 |
|
; newdw3: |
|
pop eax |
popad |
|
ret |
|
; check mouse |
; |
; |
; FB00 -> FB0F mouse memory 00 chunk count - FB0A-B x - FB0C-D y |
; FB10 -> FB17 mouse color mem |
; FB21 x move |
; FB22 y move |
; FB30 color temp |
; FB28 high bits temp |
; FB4A -> FB4D FB4A-B x-under - FB4C-D y-under |
; FC00 -> FCFE com1/ps2 buffer |
; FCFF com1/ps2 buffer count starting from FC00 |
|
uglobal |
mousecount dd 0x0 |
mousedata dd 0x0 |
endg |
|
|
check_mouse_data: |
|
pushad |
|
cmp [0xF604],byte 1 |
jne no_ps2_mouse |
mov [mousecount],dword 0x2e0000+12*4096 |
mov [mousedata],dword 0x2e0000+12*4096+0x10 |
jmp uusicheckmouse |
no_ps2_mouse: |
cmp [0xF604],byte 2 |
jne no_com1_mouse |
mov [mousecount],dword 0x2e0000+4*4096 |
mov [mousedata],dword 0x2e0000+4*4096+0x10 |
jmp uusicheckmouse |
no_com1_mouse: |
mov [mousecount],dword 0x2e0000+3*4096 |
mov [mousedata],dword 0x2e0000+3*4096+0x10 |
|
uusicheckmouse: |
|
mov ebx,[mousecount] ; anything at buffer for mouse |
cmp dword [ebx], 0 ; !!! |
jz checkmouseret |
|
; first byte of comX or ps2 ? |
|
cmp [0xF604],byte 1 |
je ps2mousefirst |
|
; ****************************************** |
; *********** COMX mouse driver ************ |
; ****************************************** |
|
com1mousefirst: |
|
mov edi,[mousedata] |
mov dl,byte [edi] ; first com1 ? |
test dl,64 |
jz @f |
mov [0xfb00],byte 0 ; zero mouse block count |
@@: |
xor ebx,ebx |
|
mov bl,[0xfb00] |
inc bl |
mov [0xfb00],bl |
mov eax,0xfb00 |
add eax,ebx |
mov edi,[mousedata] |
mov dl,byte [edi] |
mov [eax],byte dl |
cmp bl,3 ; three ? |
jnz decm |
|
; buttons |
|
;* change right and left button by places - start code - Mario79 |
mov al,[0xfb01] |
mov ah,al |
shr al,3 |
and al,2 |
shr ah,5 |
and ah,1 |
add al,ah |
;* change right and left button by places - end code - Mario79 |
|
mov [0xfb40],al |
|
; com1 mouse |
; x |
|
mov dl,[0xfb01] ; x high bits |
movzx eax,dl |
and al,3 |
shl al,6 |
mov dl,byte[0xfb02] ; x low bits |
add al,dl |
mov [0xfb21],byte al |
movzx ebx,word[0xfb0a] |
|
mov al,byte [0xfb01] ; + or - ? |
test al,2 |
jz x_add |
|
x_sub: ; x- |
sub bx,255 |
sub bx,255 |
x_add: ; x+ |
movzx eax,byte [0xfb21] |
add bx,ax |
add bx,ax |
push ebx |
mov [0xfb00],byte 0 |
|
; y |
|
|
my_event: |
|
mov dl,[0xfb01] ; y high bits |
movzx eax,dl |
and al,12 |
shl al,4 |
mov dl,byte[0xfb03] ; y low bits |
add al,dl |
mov [0xfb22],byte al |
movzx ebx,word[0xfb0c] |
|
mov al,byte [0xfb01] ; + or - ? |
test al,8 |
je y_add |
|
y_sub: ; y- |
sub bx,255 |
sub bx,255 |
y_add: ; y+ |
movzx eax,byte [0xfb22] |
add bx,ax |
add bx,ax |
push ebx |
mov [0xfb00],byte 0 |
jmp mdraw |
|
; end of com1 mouse |
|
|
; ****************************************** |
; ******** PS2 MOUSE DRIVER ************** |
; ****************************************** |
|
ps2mousefirst: |
|
movzx edx,byte [0x2E0000+4096*12+0x10] ; first ps2 ? |
cmp edx,40 |
jne @f |
mov [0xfb00],byte 0 ; zero mouse block count |
@@: |
|
movzx ebx,byte [0xfb00] |
add ebx,1 |
mov [0xfb00],bl |
mov eax,0xfb00 |
add eax,ebx |
mov dl,byte [0x2E0000+4096*12+0x10] |
mov [eax],byte dl |
|
cmp bl,3 ; full packet of three bytes ? |
jnz decm |
; jz ps2mouse |
; jmp decm |
|
|
; ps2mouse: |
|
mov [0xfb00],byte 0 ; zero mouse block count |
|
; buttons |
|
movzx eax,byte [0xfb01] |
and eax,3 |
mov [0xfb40],al |
|
; x |
|
movzx eax,word [0xfb0a] |
movzx edx,byte [0xfb02] |
cmp edx,128 |
jb ps2xp |
shl edx,1 |
add eax,edx |
cmp eax,512 |
jge ps2xsok |
xor eax, eax |
jmp ps2xready |
ps2xsok: |
sub eax,512 |
jmp ps2xready |
ps2xp: |
shl edx,1 |
add eax,edx |
jmp ps2xready |
ps2xready: |
push eax |
|
; y |
|
movzx eax,word [0xfb0c] |
movzx edx,byte [0xfb03] |
cmp edx,128 |
jb ps2yp |
add eax,512 |
shl edx,1 |
sub eax,edx |
jmp ps2yready |
ps2yp: |
shl edx,1 |
cmp edx,eax |
jb ps201 |
mov edx,eax |
ps201: |
sub eax,edx |
jmp ps2yready |
ps2yready: |
push eax |
|
;jmp mdraw |
|
; end of ps2 mouse |
|
|
; **************************** |
; ***** CHECK FOR LIMITS ***** |
; **************************** |
|
mdraw: |
|
cmp [0xfb44],byte 0 |
jne mousedraw4 |
cmp [0xfb40],byte 0 |
je mousedraw4 |
mov [0xfff5],byte 1 |
|
mousedraw4: |
|
pop ebx |
pop eax |
|
mov [mouse_active],1 |
|
; mov dx,0 ; smaller than zero |
xor dx,dx |
cmp bx,dx |
jge mnb11 |
; mov bx,0 |
xor bx,bx |
mnb11: |
mov [0xfb0c],word bx |
|
; mov dx,0 |
xor dx,dx |
cmp ax,dx |
jge mnb22 |
; mov ax,0 |
xor ax,ax |
mnb22: |
mov [0xfb0a],word ax |
|
mov edx,[0xfe04] ; bigger than maximum |
cmp ebx,edx |
jb mnb1 |
mov bx,[0xfe04] |
mnb1: |
mov [0xfb0c],word bx |
|
mov edx,[0xfe00] |
cmp eax,edx |
jb mnb2 |
mov ax,[0xfe00] |
mnb2: |
mov [0xfb0a],word ax |
|
|
; **** NEXT DATA BYTE FROM MOUSE BUFFER **** |
|
decm: |
|
mov edi,[mousecount] ; decrease counter |
dec dword [edi] |
|
mov esi,[mousedata] |
mov edi,esi |
inc esi |
; mov ecx,250 |
mov ecx,[mousecount] |
mov ecx,[ecx] |
cld |
rep movsb |
|
jmp uusicheckmouse |
|
checkmouseret: |
|
cmp [0xfb44],byte 0 |
jne cmret |
|
cmp [0xfb40],byte 0 |
je cmret |
|
mov [0xfff4],byte 0 |
mov [0xfff5],byte 0 |
|
cmret: |
|
popad |
|
ret |
|
|
draw_mouse_under: |
|
; return old picture |
; cli |
|
pushad |
|
xor ecx,ecx |
xor edx,edx |
|
;cli ; !!!**** |
align 4 |
mres: |
|
movzx eax,word [0xfb4a] |
movzx ebx,word [0xfb4c] |
|
add eax,ecx |
add ebx,edx |
|
push ecx |
push edx |
push eax |
push ebx |
|
mov eax,edx |
shl eax,6 |
shl ecx,2 |
add eax,ecx |
add eax,mouseunder |
mov ecx,[eax] |
|
pop ebx |
pop eax |
|
;;;push edi |
mov edi,1 ;force |
call [putpixel] |
;;;pop edi |
|
pop edx |
pop ecx |
|
inc ecx |
cmp ecx, 16 |
jnz mres |
xor ecx, ecx |
inc edx |
cmp edx, 24 |
jnz mres |
;sti ; !!!**** |
|
popad |
|
; sti |
|
ret |
|
|
save_draw_mouse: |
|
; save & draw |
; cli |
|
mov [0xfb4a],ax |
mov [0xfb4c],bx |
push eax |
push ebx |
mov ecx,0 |
mov edx,0 |
|
;cli ; !!!**** |
|
drm: |
|
push eax |
push ebx |
push ecx |
push edx |
|
; helloworld |
push eax ebx ecx |
add eax,ecx ; save picture under mouse |
add ebx,edx |
push ecx |
call getpixel |
mov [0xfb30],ecx |
pop ecx |
mov eax,edx |
shl eax,6 |
shl ecx,2 |
add eax,ecx |
add eax,mouseunder |
mov ebx,[0xfb30] |
mov [eax],ebx |
pop ecx ebx eax |
|
mov edi,edx ; y cycle |
shl edi,4 ; *16 bytes per row |
add edi,ecx ; x cycle |
mov esi, edi |
add edi, esi |
add edi, esi ; *3 |
add edi,[0xf200] ; we have our str address |
mov esi, edi |
add esi, 16*24*3 |
push ecx |
mov ecx, [0xfb30] |
call combine_colors |
mov [0xfb10], ecx |
pop ecx |
|
|
pop edx |
pop ecx |
pop ebx |
pop eax |
|
add eax,ecx ; we have x coord+cycle |
add ebx,edx ; and y coord+cycle |
|
push ecx edi |
mov ecx, [0xfb10] |
mov edi, 1 |
call [putpixel] |
pop edi ecx |
|
mnext: |
|
mov ebx,[esp+0] ; pure y coord again |
mov eax,[esp+4] ; and x |
|
inc ecx ; +1 cycle |
cmp ecx,16 ; if more than 16 |
jnz drm |
xor ecx, ecx |
inc edx |
cmp edx,24 |
jnz drm |
|
pop ebx |
pop eax |
|
; sti ; !!!**** |
|
ret |
|
|
combine_colors: |
|
; in |
; ecx - color ( 00 RR GG BB ) |
; edi - ref to new color byte |
; esi - ref to alpha byte |
; |
; out |
; ecx - new color ( roughly (ecx*[esi]>>8)+([edi]*[esi]>>8) ) |
|
push eax |
push ebx |
push edx |
push ecx |
xor ecx, ecx |
; byte 2 |
mov eax, 0xff |
sub al, [esi+0] |
mov ebx, [esp] |
shr ebx, 16 |
and ebx, 0xff |
mul ebx |
shr eax, 8 |
add ecx, eax |
; xor eax, eax |
; xor ebx, ebx |
; mov al, [edi+0] |
; mov bl, [esi+0] |
movzx eax, byte [edi+0] |
movzx ebx, byte [esi+0] |
mul ebx |
shr eax, 8 |
add ecx, eax |
shl ecx, 8 |
; byte 1 |
mov eax, 0xff |
sub al, [esi+1] |
mov ebx, [esp] |
shr ebx, 8 |
and ebx, 0xff |
mul ebx |
shr eax, 8 |
add ecx, eax |
; xor eax, eax |
; xor ebx, ebx |
; mov al, [edi+1] |
; mov bl, [esi+1] |
movzx eax, byte [edi+1] |
movzx ebx, byte [esi+1] |
mul ebx |
shr eax, 8 |
add ecx, eax |
shl ecx, 8 |
; byte 2 |
mov eax, 0xff |
sub al, [esi+2] |
mov ebx, [esp] |
and ebx, 0xff |
mul ebx |
shr eax, 8 |
add ecx, eax |
; xor eax, eax |
; xor ebx, ebx |
; mov al, [edi+2] |
; mov bl, [esi+2] |
movzx eax, byte [edi+2] |
movzx ebx, byte [esi+2] |
mul ebx |
shr eax, 8 |
add ecx, eax |
|
pop eax |
pop edx |
pop ebx |
pop eax |
ret |
|
|
__sys_disable_mouse: |
|
pushad |
|
cmp [0x3000],dword 1 |
je disable_m |
|
mov edx,[0x3000] |
shl edx,5 |
add edx,window_data |
|
movzx eax, word [0xfb0a] |
movzx ebx, word [0xfb0c] |
|
mov ecx,[0xfe00] |
inc ecx |
imul ecx,ebx |
add ecx,eax |
add ecx, display_data |
|
movzx eax, byte [edx+twdw+0xe] |
|
movzx ebx, byte [ecx] |
cmp eax,ebx |
je yes_mouse_disable |
movzx ebx, byte [ecx+16] |
cmp eax,ebx |
je yes_mouse_disable |
|
mov ebx,[0xfe00] |
inc ebx |
imul ebx,10 |
add ecx,ebx |
|
movzx ebx, byte [ecx] |
cmp eax,ebx |
je yes_mouse_disable |
|
mov ebx,[0xfe00] |
inc ebx |
imul ebx,10 |
add ecx,ebx |
|
movzx ebx, byte [ecx] |
cmp eax,ebx |
je yes_mouse_disable |
movzx ebx, byte [ecx+16] |
cmp eax,ebx |
je yes_mouse_disable |
|
jmp no_mouse_disable |
|
yes_mouse_disable: |
|
mov edx,[0x3000] |
shl edx,5 |
add edx,window_data |
|
movzx eax, word [0xfb0a] |
movzx ebx, word [0xfb0c] |
|
mov ecx,[edx+0] ; mouse inside the area ? |
add eax,14 |
cmp eax,ecx |
jb no_mouse_disable |
sub eax,14 |
|
add ecx,[edx+8] |
cmp eax,ecx |
jg no_mouse_disable |
|
mov ecx,[edx+4] |
add ebx,20 |
cmp ebx,ecx |
jb no_mouse_disable |
sub ebx,20 |
|
add ecx,[edx+12] |
cmp ebx,ecx |
jg no_mouse_disable |
|
disable_m: |
|
cmp dword [0xf204],dword 0 |
jne @f |
call draw_mouse_under |
@@: |
|
mov [0xf204],dword 1 |
|
no_mouse_disable: |
|
popad |
|
ret |
|
|
|
__sys_draw_pointer: |
cli |
|
pushad |
|
cmp dword [0xf204],dword 0 ; mouse visible ? |
je chms00 |
|
dec dword [0xf204] |
|
cmp [0xf204],dword 0 |
jnz nodmu2 |
|
movzx ebx,word [0xfb0c] |
movzx eax,word [0xfb0a] |
call save_draw_mouse |
|
popad |
sti |
ret |
|
nodmu2: |
|
popad |
sti |
ret |
|
chms00: |
|
; popad |
|
; pushad |
|
; cmp [0xf204],dword 0 |
; jne nodmp |
|
movzx ecx,word [0xfb4a] |
movzx edx,word [0xfb4c] |
|
movzx ebx,word [0xfb0c] |
movzx eax,word [0xfb0a] |
|
cmp eax,ecx |
jne redrawmouse |
|
cmp ebx,edx |
jne redrawmouse |
|
jmp nodmp |
|
redrawmouse: |
|
|
call draw_mouse_under |
redrawmouse_1: |
call save_draw_mouse |
|
nodmp: |
|
popad |
sti |
ret |
|
|
|
calculatebackground: ; background |
|
; all black |
|
mov [display_data-8],dword 4 ; size x |
mov [display_data-4],dword 2 ; size y |
|
mov edi, 0x300000 ; set background to black |
xor eax, eax |
mov ecx, 0x0fff00 / 4 |
cld |
rep stosd |
|
mov edi,display_data ; set os to use all pixels |
mov eax,0x01010101 |
mov ecx,0x1fff00 / 4 |
rep stosd |
|
mov byte [0xFFF0], 0 ; do not draw background! |
|
ret |
|
uglobal |
imax dd 0x0 |
endg |
|
|
|
delay_ms: ; delay in 1/1000 sec |
|
|
push eax |
push ecx |
|
mov ecx,esi |
; <CPU clock fix by Sergey Kuzmin aka Wildwest> |
imul ecx, 33941 |
shr ecx, 9 |
; </CPU clock fix> |
|
in al,0x61 |
and al,0x10 |
mov ah,al |
cld |
|
cnt1: in al,0x61 |
and al,0x10 |
cmp al,ah |
jz cnt1 |
|
mov ah,al |
loop cnt1 |
|
pop ecx |
pop eax |
|
ret |
|
|
set_app_param: |
push edi |
|
mov edi,[0x3010] |
mov [edi],eax |
|
pop edi |
ret |
|
|
|
delay_hs: ; delay in 1/100 secs |
push eax |
push ecx |
push edx |
|
mov edx,[timer_ticks];[0xfdf0] |
add edx,eax |
|
newtic: |
mov ecx,[timer_ticks];[0xfdf0] |
cmp edx,ecx |
jbe zerodelay |
|
call change_task |
|
jmp newtic |
|
zerodelay: |
pop edx |
pop ecx |
pop eax |
|
ret |
|
|
memmove: ; memory move in bytes |
|
; eax = from |
; ebx = to |
; ecx = no of bytes |
test ecx, ecx |
jle .ret |
|
|
push esi edi ecx |
|
mov edi, ebx |
mov esi, eax |
|
test ecx, not 11b |
jz @f |
|
push ecx |
shr ecx, 2 |
rep movsd |
pop ecx |
and ecx, 11b |
jz .finish |
@@: |
rep movsb |
|
.finish: |
pop ecx edi esi |
.ret: |
ret |
|
|
|
; calculate fat chain |
|
calculatefatchain: |
|
pushad |
|
mov esi,0x100000+512 |
mov edi,0x280000 |
|
fcnew: |
xor eax,eax |
xor ebx,ebx |
xor ecx,ecx |
xor edx,edx |
mov al,[esi+0] ; 1 |
mov bl,[esi+1] |
and ebx,15 |
shl ebx,8 |
add eax,ebx |
mov [edi],ax |
add edi,2 |
|
xor eax,eax |
xor ebx,ebx |
xor ecx,ecx |
xor edx,edx |
mov bl,[esi+1] ; 2 |
mov cl,[esi+2] |
shr ebx,4 |
shl ecx,4 |
add ecx,ebx |
mov [edi],cx |
add edi,2 |
|
add esi,3 |
|
cmp edi,0x280000+4100*4 |
jnz fcnew |
|
popad |
ret |
|
|
restorefatchain: ; restore fat chain |
|
pushad |
|
mov esi,0x280000 |
mov edi,0x100000+512 |
|
fcnew2: |
cld |
xor eax,eax |
xor ebx,ebx |
xor ecx,ecx ; esi XXXXxxxxxxxx yyyyyyyyYYYY |
xor edx,edx |
mov ax,[esi] ; edi xxxxxxxx YYYYXXXX yyyyyyyy |
mov bx,ax |
shr bx,8 |
and ebx,15 |
mov [edi+0],al ; 1 -> 1 & 2 |
mov [edi+1],bl |
add esi,2 |
|
xor eax,eax |
xor ebx,ebx |
xor ecx,ecx |
xor edx,edx |
mov bx,[esi] |
mov cx,bx |
shr ecx,4 |
mov [edi+2],cl |
and ebx,15 |
shl ebx,4 |
mov edx,[edi+1] |
add edx,ebx |
mov [edi+1],dl ; 2 -> 2 & 3 |
add esi,2 |
|
add edi,3 |
|
cmp edi,0x100000+512+0x1200 |
jb fcnew2 |
|
mov esi,0x100000+512 ; duplicate fat chain |
mov edi,0x100000+512+0x1200 |
mov ecx,0x1200/4 |
cld |
rep movsd |
|
popad |
ret |
|
|
align 4 |
|
read_floppy_file: |
|
; as input |
; |
; eax pointer to file |
; ebx file lenght |
; ecx start 512 byte block number |
; edx number of blocks to read |
; esi pointer to return/work area (atleast 20 000 bytes) |
; |
; |
; on return |
; |
; eax = 0 command succesful |
; 1 no fd base and/or partition defined |
; 2 yet unsupported FS |
; 3 unknown FS |
; 4 partition not defined at hd |
; 5 file not found |
; ebx = size of file |
|
mov edi,[0x3010] |
add edi,0x10 |
add esi,[edi] |
add eax,[edi] |
|
pushad |
mov edi,esi |
add edi,1024 |
mov esi,0x100000+19*512 |
sub ecx,1 |
shl ecx,9 |
add esi,ecx |
shl edx,9 |
mov ecx,edx |
cld |
rep movsb |
popad |
|
mov [esp+36],eax |
mov [esp+24],ebx |
ret |
|
|
|
align 4 |
|
sys_programirq: |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
|
mov edx,ebx |
shl edx,2 |
add edx,irq_owner |
mov edx,[edx] |
mov edi,[0x3010] |
mov edi,[edi+0x4] |
cmp edx,edi |
je spril1 |
mov [esp+36],dword 1 |
ret |
spril1: |
|
mov esi,eax |
shl ebx,6 |
add ebx,irq00read |
mov edi,ebx |
mov ecx,16 |
cld |
rep movsd |
mov [esp+36],dword 0 |
ret |
|
|
align 4 |
|
get_irq_data: |
|
mov edx,eax ; check for correct owner |
shl edx,2 |
add edx,irq_owner |
mov edx,[edx] |
mov edi,[0x3010] |
mov edi,[edi+0x4] |
cmp edx,edi |
je gidril1 |
mov [esp+36],eax |
mov [esp+32],dword 2 |
mov [esp+24],ebx |
ret |
|
gidril1: |
|
mov ebx,eax |
shl ebx,12 |
add ebx,0x2e0000 |
mov eax,[ebx] |
mov ecx,1 |
test eax,eax |
jz gid1 |
|
dec eax |
mov esi,ebx |
mov [ebx],eax |
movzx ebx,byte [ebx+0x10] |
add esi,0x10 |
mov edi,esi |
inc esi |
mov ecx,4000 / 4 |
cld |
rep movsd |
xor ecx,ecx |
gid1: |
mov [esp+36],eax |
mov [esp+32],ecx |
mov [esp+24],ebx |
ret |
|
|
set_io_access_rights: |
|
pushad |
|
mov edi,[0x3000] |
imul edi,tss_step |
add edi,tss_data+128 |
; add edi,128 |
|
mov ecx,eax |
and ecx,7 ; offset in byte |
|
shr eax,3 ; number of byte |
add edi,eax |
|
mov ebx,1 |
shl ebx,cl |
|
cmp ebp,0 ; enable access - ebp = 0 |
jne siar1 |
|
not ebx |
and [edi],byte bl |
|
popad |
|
ret |
|
siar1: |
|
or [edi],byte bl ; disable access - ebp = 1 |
|
popad |
|
ret |
|
|
|
|
|
r_f_port_area: |
|
test eax, eax |
jnz free_port_area |
; je r_port_area |
; jmp free_port_area |
|
; r_port_area: |
|
pushad |
|
cmp ebx,ecx ; beginning > end ? |
jg rpal1 |
mov esi,[0x2d0000] |
cmp esi,0 ; no reserved areas ? |
je rpal2 |
cmp esi,255 ; max reserved |
jge rpal1 |
rpal3: |
mov edi,esi |
shl edi,4 |
add edi,0x2d0000 |
cmp ebx,[edi+8] |
jg rpal4 |
cmp ecx,[edi+4] |
jae rpal1 |
; jb rpal4 |
; jmp rpal1 |
rpal4: |
|
dec esi |
jnz rpal3 |
jmp rpal2 |
rpal1: |
popad |
mov eax,1 |
ret |
|
rpal2: |
popad |
|
|
; enable port access at port IO map |
cli |
pushad ; start enable io map |
|
cmp ecx,65536 ;16384 |
jae no_unmask_io ; jge |
|
mov eax,ebx |
|
new_port_access: |
|
pushad |
|
mov ebp,0 ; enable - eax = port |
call set_io_access_rights |
|
popad |
|
inc eax |
cmp eax,ecx |
jbe new_port_access |
|
no_unmask_io: |
|
popad ; end enable io map |
sti |
|
mov edi,[0x2d0000] |
add edi,1 |
mov [0x2d0000],edi |
shl edi,4 |
add edi,0x2d0000 |
mov esi,[0x3010] |
mov esi,[esi+0x4] |
mov [edi],esi |
mov [edi+4],ebx |
mov [edi+8],ecx |
|
xor eax, eax |
ret |
|
|
|
|
free_port_area: |
|
pushad |
|
mov esi,[0x2d0000] ; no reserved areas ? |
cmp esi,0 |
je frpal2 |
mov edx,[0x3010] |
mov edx,[edx+4] |
frpal3: |
mov edi,esi |
shl edi,4 |
add edi,0x2d0000 |
cmp edx,[edi] |
jne frpal4 |
cmp ebx,[edi+4] |
jne frpal4 |
cmp ecx,[edi+8] |
jne frpal4 |
jmp frpal1 |
frpal4: |
dec esi |
jnz frpal3 |
frpal2: |
popad |
mov eax,1 |
ret |
frpal1: |
mov ecx,256 |
sub ecx,esi |
shl ecx,4 |
mov esi,edi |
add esi,16 |
cld |
rep movsb |
|
dec dword [0x2d0000] |
|
popad |
|
|
; disable port access at port IO map |
|
pushad ; start disable io map |
|
cmp ecx,65536 ;16384 |
jge no_mask_io |
|
mov eax,ebx |
|
new_port_access_disable: |
|
pushad |
|
mov ebp,1 ; disable - eax = port |
call set_io_access_rights |
|
popad |
|
inc eax |
cmp eax,ecx |
jbe new_port_access_disable |
|
no_mask_io: |
|
popad ; end disable io map |
|
xor eax, eax |
ret |
|
|
reserve_free_irq: |
|
cmp eax,0 |
jz reserve_irq |
|
mov edi,ebx |
shl edi,2 |
add edi,irq_owner |
mov edx,[edi] |
mov eax,[0x3010] |
mov eax,[eax+0x4] |
mov ecx,1 |
cmp edx,eax |
jne fril1 |
mov [edi],dword 0 |
mov ecx,0 |
fril1: |
mov [esp+36],ecx ; return in eax |
ret |
|
reserve_irq: |
|
mov edi,ebx |
shl edi,2 |
add edi,irq_owner |
mov edx,[edi] |
mov ecx,1 |
cmp edx,0 |
jne ril1 |
|
mov edx,[0x3010] |
mov edx,[edx+0x4] |
mov [edi],edx |
mov ecx,0 |
|
ril1: |
|
mov [esp+36],ecx ; return in eax |
|
ret |
|
|
|
drawbackground: |
|
cmp [0xfe0c],word 0x12 |
jne dbrv12 |
cmp [display_data-12],dword 1 |
jne bgrstr12 |
call vga_drawbackground_tiled |
ret |
bgrstr12: |
call vga_drawbackground_stretch |
ret |
dbrv12: |
|
cmp [0xfe0c],word 0100000000000000b |
jge dbrv20 |
cmp [0xfe0c],word 0x13 |
je dbrv20 |
call vesa12_drawbackground |
ret |
dbrv20: |
cmp [display_data-12],dword 1 |
jne bgrstr |
call vesa20_drawbackground_tiled |
ret |
bgrstr: |
call vesa20_drawbackground_stretch |
ret |
|
|
sys_putimage: |
|
cmp [0xfe0c],word 0x12 |
jne spiv20 |
call vga_putimage |
ret |
spiv20: |
|
cmp [0xfe0c],word 0100000000000000b |
jge piv20 |
cmp [0xfe0c],word 0x13 |
je piv20 |
call vesa12_putimage |
ret |
piv20: |
call vesa20_putimage |
ret |
|
|
|
; eax x beginning |
; ebx y beginning |
; ecx x end |
; edx y end |
; edi color |
|
__sys_drawbar: |
|
cmp [0xfe0c],word 0x12 |
jne sdbv20 |
call vga_drawbar |
ret |
sdbv20: |
|
cmp [0xfe0c],word 0100000000000000b |
jge dbv20 |
cmp [0xfe0c],word 0x13 |
je dbv20 |
call vesa12_drawbar |
ret |
|
dbv20: |
|
call vesa20_drawbar |
ret |
|
|
|
kb_read: |
|
push ecx edx |
|
mov ecx,0xffff |
kr_loop: |
in al,0x64 |
test al,1 |
jnz kr_ready |
loop kr_loop |
mov ah,1 |
jmp kr_exit |
kr_ready: |
push ecx |
mov ecx,32 |
kr_delay: |
loop kr_delay |
pop ecx |
in al,0x60 |
xor ah,ah |
kr_exit: |
|
pop edx ecx |
|
ret |
|
|
kb_write: |
|
push ecx edx |
|
mov dl,al |
mov ecx,0xffff |
kw_loop1: |
in al,0x64 |
test al,0x20 |
jz kw_ok1 |
loop kw_loop1 |
mov ah,1 |
jmp kw_exit |
kw_ok1: |
in al,0x60 |
mov ecx,0xffff |
kw_loop: |
in al,0x64 |
test al,2 |
jz kw_ok |
loop kw_loop |
mov ah,1 |
jmp kw_exit |
kw_ok: |
mov al,dl |
out 0x60,al |
mov ecx,0xffff |
kw_loop3: |
in al,0x64 |
test al,2 |
jz kw_ok3 |
loop kw_loop3 |
mov ah,1 |
jmp kw_exit |
kw_ok3: |
mov ah,8 |
kw_loop4: |
mov ecx,0xffff |
kw_loop5: |
in al,0x64 |
test al,1 |
jnz kw_ok4 |
loop kw_loop5 |
dec ah |
jnz kw_loop4 |
kw_ok4: |
xor ah,ah |
kw_exit: |
|
pop edx ecx |
|
ret |
|
|
kb_cmd: |
|
mov ecx,0xffff |
c_wait: |
in al,0x64 |
test al,2 |
jz c_send |
loop c_wait |
jmp c_error |
c_send: |
mov al,bl |
out 0x64,al |
mov ecx,0xffff |
c_accept: |
in al,0x64 |
test al,2 |
jz c_ok |
loop c_accept |
c_error: |
mov ah,1 |
jmp c_exit |
c_ok: |
xor ah,ah |
c_exit: |
ret |
|
|
setmouse: ; set mousepicture -pointer |
; ps2 mouse enable |
|
mov [0xf200],dword mousepointer |
|
cli |
mov bl,0xa8 ; enable mouse cmd |
call kb_cmd |
call kb_read ; read status |
|
mov bl,0x20 ; get command byte |
call kb_cmd |
call kb_read |
or al,3 ; enable interrupt |
mov bl,0x60 ; write command |
push eax |
call kb_cmd |
pop eax |
call kb_write |
|
mov bl,0xd4 ; for mouse |
call kb_cmd |
mov al,0xf4 ; enable mouse device |
call kb_write |
call kb_read ; read status return |
|
; com1 mouse enable |
|
mov bx,0x3f8 ; combase |
|
mov dx,bx |
add dx,3 |
mov al,0x80 |
out dx,al |
|
mov dx,bx |
add dx,1 |
mov al,0 |
out dx,al |
|
mov dx,bx |
add dx,0 |
mov al,0x30*2 ; 0x30 / 4 |
out dx,al |
|
mov dx,bx |
add dx,3 |
mov al,2 ; 3 |
out dx,al |
|
mov dx,bx |
add dx,4 |
mov al,0xb |
out dx,al |
|
mov dx,bx |
add dx,1 |
mov al,1 |
out dx,al |
|
|
; com2 mouse enable |
|
mov bx,0x2f8 ; combase |
|
mov dx,bx |
add dx,3 |
mov al,0x80 |
out dx,al |
|
mov dx,bx |
add dx,1 |
mov al,0 |
out dx,al |
|
mov dx,bx |
add dx,0 |
mov al,0x30*2 |
out dx,al |
|
mov dx,bx |
add dx,3 |
mov al,2 |
out dx,al |
|
mov dx,bx |
add dx,4 |
mov al,0xb |
out dx,al |
|
mov dx,bx |
add dx,1 |
mov al,1 |
out dx,al |
|
ret |
|
|
_rdtsc: |
|
mov edx,[cpuid_1+3*4] |
test edx,00010000b |
jz ret_rdtsc |
rdtsc |
ret |
ret_rdtsc: |
mov edx,0xffffffff |
mov eax,0xffffffff |
ret |
|
|
|
rerouteirqs: |
|
cli |
|
mov al,0x11 ; icw4, edge triggered |
out 0x20,al |
call pic_delay |
out 0xA0,al |
call pic_delay |
|
mov al,0x20 ; generate 0x20 + |
out 0x21,al |
call pic_delay |
mov al,0x28 ; generate 0x28 + |
out 0xA1,al |
call pic_delay |
|
mov al,0x04 ; slave at irq2 |
out 0x21,al |
call pic_delay |
mov al,0x02 ; at irq9 |
out 0xA1,al |
call pic_delay |
|
mov al,0x01 ; 8086 mode |
out 0x21,al |
call pic_delay |
out 0xA1,al |
call pic_delay |
|
mov al,255 ; mask all irq's |
out 0xA1,al |
call pic_delay |
out 0x21,al |
call pic_delay |
|
mov ecx,0x1000 |
cld |
picl1: call pic_delay |
loop picl1 |
|
mov al,255 ; mask all irq's |
out 0xA1,al |
call pic_delay |
out 0x21,al |
call pic_delay |
|
cli |
|
ret |
|
|
pic_delay: |
|
jmp pdl1 |
pdl1: ret |
|
|
sys_msg_board_str: |
|
pushad |
@@: |
cmp [esi],byte 0 |
je @f |
mov eax,1 |
movzx ebx,byte [esi] |
call sys_msg_board |
inc esi |
jmp @b |
@@: |
popad |
ret |
|
uglobal |
msg_board_data: times 512 db 0 |
msg_board_count dd 0x0 |
endg |
|
sys_msg_board: |
|
; eax=1 : write : bl byte to write |
; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al |
|
mov ecx,[msg_board_count] |
cmp eax, 1 |
jne smbl1 |
|
|
mov [msg_board_data+ecx],bl |
inc ecx |
and ecx, 511 |
mov [msg_board_count], ecx |
mov [check_idle_semaphore], 5 |
ret |
smbl1: |
|
cmp eax, 2 |
jne smbl2 |
test ecx, ecx |
jz smbl21 |
; mov edi, msg_board_data |
; mov esi, msg_board_data+1 |
; movzx eax, byte [edi] |
mov eax, msg_board_data+1 |
mov ebx, msg_board_data |
movzx edx, byte [ebx] |
call memmove |
; push ecx |
; shr ecx, 2 |
; cld |
; rep movsd |
; pop ecx |
; and ecx, 3 |
; rep movsb |
dec [msg_board_count] |
mov [esp+36], edx ;eax |
mov [esp+24], dword 1 |
ret |
smbl21: |
mov [esp+36], ecx |
mov [esp+24], ecx |
|
smbl2: |
ret |
|
|
|
sys_trace: |
|
test eax, eax ; get event data |
jnz no_get_sys_events |
|
mov esi,save_syscall_data ; data |
mov edi,[0x3010] |
mov edi,[edi+0x10] |
add edi,ebx |
cld |
rep movsb |
|
mov [esp+24],dword 0 |
mov eax,[save_syscall_count] ; count |
mov [esp+36],eax |
ret |
|
no_get_sys_events: |
|
ret |
|
|
sys_process_def: |
|
cmp eax,1 ; set keyboard mode |
jne no_set_keyboard_setup |
|
mov edi,[0x3000] |
shl edi,8 |
add edi,0x80000+0xB4 |
mov [edi],bl |
|
ret |
|
no_set_keyboard_setup: |
|
cmp eax,2 ; get keyboard mode |
jne no_get_keyboard_setup |
|
mov edi,[0x3000] |
shl edi,8 |
add edi,0x80000+0xB4 |
movzx eax, byte [edi] |
|
mov [esp+36],eax |
|
ret |
|
no_get_keyboard_setup: |
|
cmp eax,3 ; get keyboard ctrl, alt, shift |
jne no_get_keyboard_cas |
|
; xor eax,eax |
; movzx eax,byte [shift] |
; movzx ebx,byte [ctrl] |
; shl ebx,2 |
; add eax,ebx |
; movzx ebx,byte [alt] |
; shl ebx,3 |
; add eax,ebx |
|
;// mike.dld [ |
mov eax, [kb_state] |
;// mike.dld ] |
|
mov [esp+36],eax |
|
ret |
|
no_get_keyboard_cas: |
|
|
ret |
|
|
sys_ipc: |
cmp eax,1 ; DEFINE IPC MEMORY |
jne no_ipc_def |
mov edi,[0x3000] |
shl edi,8 |
add edi,0x80000 |
mov [edi+0xA0],ebx |
mov [edi+0xA4],ecx |
mov [esp+36],dword 0 |
ret |
no_ipc_def: |
|
cmp eax,2 ; SEND IPC MESSAGE |
jne no_ipc_send |
mov esi,1 |
mov edi,0x3020 |
ipcs1: |
cmp [edi+4],ebx |
je ipcs2 |
add edi,0x20 |
inc esi |
cmp esi,[0x3004] |
jbe ipcs1 |
mov [esp+36],dword 4 |
ret |
ipcs2: |
|
cli |
|
push esi |
mov eax,esi |
shl eax,8 |
mov ebx,[eax+0x80000+0xa0] |
test ebx,ebx ; ipc area not defined ? |
je ipc_err1 |
|
add ebx,[eax+0x80000+0xa4] |
mov eax,esi |
shl eax,5 |
add ebx,[eax+0x3000+0x10] ; ebx <- max data position |
|
mov eax,esi ; to |
shl esi,8 |
add esi,0x80000 |
mov edi,[esi+0xa0] |
shl eax,5 |
add eax,0x3000 |
add edi,[eax+0x10] |
|
cmp [edi],byte 0 ; overrun ? |
jne ipc_err2 |
|
mov ebp,edi |
add edi,[edi+4] |
add edi,8 |
|
mov esi,ecx ; from |
mov eax,[0x3010] |
mov eax,[eax+0x10] |
add esi,eax |
|
mov ecx,edx ; size |
|
mov eax,edi |
add eax,ecx |
cmp eax,ebx |
jge ipc_err3 ; not enough room ? |
|
push ecx |
|
mov eax,[0x3010] |
mov eax,[eax+4] |
mov [edi-8],eax |
mov [edi-4],ecx |
cld |
rep movsb |
|
pop ecx |
add ecx,8 |
|
mov edi,ebp ; increase memory position |
add dword [edi+4],ecx |
|
mov edi,[esp] |
shl edi,8 |
or dword [edi+0x80000+0xA8],dword 01000000b ; ipc message |
|
cmp [check_idle_semaphore],dword 20 |
jge ipc_no_cis |
mov [check_idle_semaphore],5 |
ipc_no_cis: |
|
xor eax, eax |
|
ipc_err: |
add esp,4 |
mov [esp+36],eax |
sti |
ret |
|
ipc_err1: |
add esp,4 |
mov [esp+36],dword 1 |
sti |
ret |
ipc_err2: |
add esp,4 |
mov [esp+36],dword 2 |
sti |
ret |
ipc_err3: |
add esp,4 |
mov [esp+36],dword 3 |
sti |
ret |
|
no_ipc_send: |
|
mov [esp+36],dword -1 |
ret |
|
|
align 4 |
|
sys_gs: ; direct screen access |
|
cmp eax,1 ; resolution |
jne no_gs1 |
mov eax,[0xfe00] |
shl eax,16 |
mov ax,[0xfe04] |
add eax,0x00010001 |
mov [esp+36],eax |
ret |
no_gs1: |
|
cmp eax,2 ; bits per pixel |
jne no_gs2 |
movzx eax,byte [0xfbf1] |
mov [esp+36],eax |
ret |
no_gs2: |
|
cmp eax,3 ; bytes per scanline |
jne no_gs3 |
mov eax,[0xfe08] |
mov [esp+36],eax |
ret |
no_gs3: |
|
mov [esp+36],dword -1 |
ret |
|
|
align 4 ; PCI functions |
|
sys_pci: |
|
call pci_api |
mov [esp+36],eax |
ret |
|
|
align 4 ; system functions |
|
syscall_setpixel: ; SetPixel |
|
|
mov edx,[0x3010] |
add eax,[edx-twdw] |
add ebx,[edx-twdw+4] |
xor edi,edi ; no force |
call [disable_mouse] |
jmp [putpixel] |
|
align 4 |
|
syscall_writetext: ; WriteText |
|
mov edi,[0x3010] |
mov ebp,[edi-twdw] |
shl ebp,16 |
add ebp,[edi-twdw+4] |
add edi,0x10 |
add ecx,[edi] |
add eax,ebp |
xor edi,edi |
jmp dtext |
|
align 4 |
|
syscall_openramdiskfile: ; OpenRamdiskFile |
|
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
add edx,[edi] |
mov esi,12 |
call fileread |
mov [esp+36],ebx |
ret |
|
align 4 |
|
syscall_putimage: ; PutImage |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
mov edx,ecx |
mov ecx,ebx |
mov ebx,eax |
call sys_putimage |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_drawrect: ; DrawRect |
|
mov edi,ecx |
test ax,ax |
je drectr |
test bx,bx |
je drectr |
movzx ecx,ax |
shr eax,16 |
movzx edx,bx |
shr ebx,16 |
add ecx,eax |
add edx,ebx |
jmp [drawbar] |
drectr: |
ret |
|
align 4 |
|
syscall_getscreensize: ; GetScreenSize |
|
movzx eax,word[0xfe00] |
shl eax,16 |
mov ax,[0xfe04] |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_system: ; System |
|
call sys_system |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_startapp: ; StartApp |
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
test ebx,ebx |
jz noapppar |
add ebx,[edi] |
noapppar: |
; call start_application_fl |
call new_start_application_fl |
mov [esp+36],eax |
ret |
|
|
align 4 |
|
syscall_cdaudio: ; CD |
|
call sys_cd_audio |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_readhd: ; ReadHd |
|
mov edi,[0x3010] |
add edi,0x10 |
add esi,[edi] |
add eax,[edi] |
call read_hd_file |
mov [esp+36],eax |
mov [esp+24],ebx |
ret |
|
align 4 |
|
syscall_starthdapp: ; StartHdApp |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
add ecx,[edi] |
mov ebp,0 |
call start_application_hd |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_delramdiskfile: ; DelRamdiskFile |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
call filedelete |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_writeramdiskfile: ; WriteRamdiskFile |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
add ebx,[edi] |
call filesave |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_getpixel: ; GetPixel |
|
mov ecx,[0xfe00] |
inc ecx |
xor edx,edx |
div ecx |
mov ebx,edx |
xchg eax,ebx |
call dword [0xe024] |
mov [esp+36],ecx |
ret |
|
align 4 |
|
syscall_readstring: ; ReadString |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
call read_string |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_drawline: ; DrawLine |
|
mov edi,[0x3010] |
movzx edx,word[edi-twdw] |
mov ebp,edx |
shl edx,16 |
add ebp,edx |
movzx edx,word[edi-twdw+4] |
add eax,ebp |
mov ebp,edx |
shl edx,16 |
xor edi,edi |
add edx,ebp |
add ebx,edx |
jmp [draw_line] |
|
align 4 |
|
syscall_getirqowner: ; GetIrqOwner |
|
shl eax,2 |
add eax,irq_owner |
mov eax,[eax] |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_reserveportarea: ; ReservePortArea and FreePortArea |
|
call r_f_port_area |
mov [esp+36],eax |
ret |
|
align 4 |
|
syscall_appints: ; AppInts |
|
test eax,eax |
jnz unknown_app_int_fn |
mov edi,[0x3010] |
mov [edi+draw_data-0x3000+0x1c],ebx |
ret |
unknown_app_int_fn: |
mov [esp+36],dword -1 |
ret |
|
align 4 |
|
syscall_threads: ; CreateThreads |
|
call sys_threads |
mov [esp+36],eax |
ret |
|
align 4 |
|
stack_driver_stat: |
|
call app_stack_handler ; Stack status |
|
; mov [check_idle_semaphore],5 ; enable these for zero delay |
; call change_task ; between sent packet |
|
mov [esp+36],eax |
ret |
|
align 4 |
|
socket: ; Socket interface |
call app_socket_handler |
|
; mov [check_idle_semaphore],5 ; enable these for zero delay |
; call change_task ; between sent packet |
|
mov [esp+36],eax |
mov [esp+24],ebx |
ret |
|
align 4 |
|
user_events: ; User event times |
|
mov eax,0x12345678 |
mov [esp+36],eax |
|
ret |
|
align 4 |
|
read_from_hd: ; Read from hd - fn not in use |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
add ecx,[edi] |
add edx,[edi] |
call file_read |
|
mov [esp+36],eax |
mov [esp+24],ebx |
|
ret |
|
|
align 4 |
|
write_to_hd: ; Write a file to hd |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
add ecx,[edi] |
add edx,[edi] |
call file_write |
ret |
|
align 4 |
|
delete_from_hd: ; Delete a file from hd |
|
mov edi,[0x3010] |
add edi,0x10 |
add eax,[edi] |
add ecx,[edi] |
call file_delete |
ret |
|
|
align 4 |
|
undefined_syscall: ; Undefined system call |
|
mov [esp+36],dword -1 |
ret |
|
|
;clear_busy_flag_at_caller: |
|
; push edi |
|
; mov edi,[0x3000] ; restore processes tss pointer in gdt, busyfl? |
; imul edi,8 |
; mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b |
|
; pop edi |
|
; ret |
|
|
|
|
keymap: |
|
db '6',27 |
db '1234567890-=',8,9 |
db 'qwertyuiop[]',13 |
db '~asdfghjkl;',39,96,0,'\zxcvbnm,./',0,'45 ' |
db '@234567890123',180,178,184,'6',176,'7' |
db 179,'8',181,177,183,185,182 |
db 'AB<D',255,'FGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
|
|
keymap_shift: |
|
db '6',27 |
db '!@#$%^&*()_+',8,9 |
db 'QWERTYUIOP{}',13 |
db '~ASDFGHJKL:"~',0,'|ZXCVBNM<>?',0,'45 ' |
db '@234567890123',180,178,184,'6',176,'7' |
db 179,'8',181,177,183,185,182 |
db 'AB>D',255,'FGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
|
|
keymap_alt: |
|
db ' ',27 |
db ' @ $ {[]}\ ',8,9 |
db ' ',13 |
db ' ',0,' ',0,'4',0,' ' |
db ' ',180,178,184,'6',176,'7' |
db 179,'8',181,177,183,185,182 |
db 'ABCD',255,'FGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
|
|
; device irq owners |
uglobal |
irq_owner: ; process id |
|
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
dd 0x0 |
endg |
|
|
; on irq read ports |
uglobal |
irq00read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq01read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq02read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq03read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq04read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq05read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq06read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq07read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq08read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq09read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq10read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq11read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq12read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq13read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq14read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
irq15read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
endg |
|
; status |
uglobal |
hd1_status dd 0x0 ; 0 - free : other - pid |
application_table_status dd 0x0 ; 0 - free : other - pid |
endg |
|
; device addresses |
uglobal |
mididp dd 0x0 |
midisp dd 0x0 |
|
cdbase dd 0x0 |
cdid dd 0x0 |
|
hdbase dd 0x0 ; for boot 0x1f0 |
hdid dd 0x0 |
hdpos dd 0x0 ; for boot 0x1 |
fat32part dd 0x0 ; for boot 0x1 |
|
;part2_ld dd 0x0 |
|
;* start code - get process (3) - Mario79 |
active_process dd 0 |
;* end code - get active process (3) - Mario79 |
|
wraw_bacground_select db 0 |
lba_read_enabled dd 0x0 ; 0 = disabled , 1 = enabled |
pci_access_enabled dd 0x0 ; 0 = disabled , 1 = enabled |
|
sb16 dd 0x0 |
wss dd 0x0 |
|
buttontype dd 0x0 |
windowtypechanged dd 0x0 |
endg |
|
iglobal |
keyboard dd 0x1 |
sound_dma dd 0x1 |
syslang dd 0x1 |
endg |
|
IncludeIGlobals |
endofcode: |
IncludeUGlobals |
uglobals_size = $ - endofcode |
diff16 "end of kernel code",$ |
|