;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; 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 0.5.1.0 ',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 = os_data_l-gdts ; GDTs
os_code = 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 êëà âèà òóðû, ðà çðåøèòü ñêà Ãèðîâà Ãèå
call kb_write
mov ecx,0
wait_loop_1: ; variant 2
; ÷èòà åì ïîðò ñîñòîÿÃèÿ ïðîöåññîðà 8042
in al,64h
and al,00000010b ; ôëà ã ãîòîâÃîñòè
; îæèäà åì ãîòîâÃîñòü 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 0,5,1,0 ; version 0.5.1.0
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],