forked from KolibriOS/kolibrios
838 lines
18 KiB
PHP
838 lines
18 KiB
PHP
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||
;; ;;
|
||
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
|
||
;; Distributed under terms of the GNU General Public License ;;
|
||
;; ;;
|
||
;; ;;
|
||
;; MenuetOS process management, protected ring3 ;;
|
||
;; ;;
|
||
;; Distributed under GPL. See file COPYING for details. ;;
|
||
;; Copyright 2003 Ville Turjanmaa ;;
|
||
;; ;;
|
||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||
|
||
$Revision$
|
||
|
||
align 4
|
||
init_idt:
|
||
push edi
|
||
push esi
|
||
mov edi, idts
|
||
mov dword [idtreg+2], edi
|
||
|
||
mov esi, sys_int
|
||
mov ecx, 0x40
|
||
@@:
|
||
lodsd
|
||
mov [edi], ax ; lower part of offset
|
||
mov [edi+2], word sel_os_code ; segment selector
|
||
mov ax, word 10001110b shl 8 ; type: interrupt gate
|
||
mov [edi+4], eax
|
||
add edi, 8
|
||
loop @b
|
||
|
||
mov eax, _i40
|
||
mov ecx, _i40
|
||
and eax, 0x0000FFFF
|
||
and ecx, 0xFFFF0000
|
||
or eax, sel_app_code shl 16
|
||
or ecx, (11101111b shl 8)
|
||
mov [edi], eax
|
||
mov [edi+4], ecx
|
||
|
||
mov eax, i41
|
||
mov ecx, i41
|
||
and eax, 0x0000FFFF
|
||
and ecx, 0xFFFF0000
|
||
or eax, sel_os_code shl 16
|
||
or ecx, (11101111b shl 8)
|
||
mov [edi+8], eax
|
||
mov [edi+12], ecx
|
||
|
||
lidt [idtreg]
|
||
pop esi
|
||
pop edi
|
||
ret
|
||
|
||
iglobal
|
||
|
||
msg_sel_ker db "kernel", 0
|
||
msg_sel_app db "application", 0
|
||
|
||
align 4
|
||
|
||
sys_int:
|
||
dd e0,debug_exc,e2,e3
|
||
dd e4,e5,e6,e7
|
||
dd e8,e9,e10,e11
|
||
dd e12,e13,page_fault_handler,e15
|
||
|
||
dd except_16, e17,e18, except_19
|
||
times 12 dd unknown_interrupt
|
||
|
||
dd irq0, irq_serv.irq_1, irq_serv.irq_2
|
||
if USE_COM_IRQ
|
||
dd irq_serv.irq_3, irq_serv.irq_4
|
||
else
|
||
dd p_irq3, p_irq4
|
||
end if
|
||
dd irq_serv.irq_5, p_irq6, irq_serv.irq_7
|
||
dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10
|
||
dd irq_serv.irq_11, irq_serv.irq_12,irqD ,p_irq14,p_irq15
|
||
|
||
times 16 dd unknown_interrupt
|
||
|
||
dd i41
|
||
|
||
idtreg:
|
||
dw 8*0x42-1
|
||
dd idts
|
||
|
||
endg
|
||
|
||
macro save_ring3_context
|
||
{
|
||
pushad
|
||
}
|
||
macro restore_ring3_context
|
||
{
|
||
popad
|
||
}
|
||
|
||
; simply return control to interrupted process
|
||
unknown_interrupt:
|
||
iret
|
||
|
||
macro exc_wo_code [num]
|
||
{
|
||
forward
|
||
e#num :
|
||
save_ring3_context
|
||
mov bl, num
|
||
jmp exc_c
|
||
}
|
||
|
||
macro exc_w_code [num]
|
||
{
|
||
forward
|
||
e#num :
|
||
add esp, 4
|
||
save_ring3_context
|
||
mov bl, num
|
||
jmp exc_c
|
||
}
|
||
|
||
exc_wo_code 0, 2, 3, 4, 5, 6, 9, 15, 18
|
||
exc_w_code 8, 10, 11, 12, 13, 14, 17
|
||
|
||
align 4
|
||
exc_c:
|
||
mov ax, sel_app_data ;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
mov ds, ax ;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>'
|
||
mov es, ax ;<3B> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
|
||
; redirect to V86 manager? (EFLAGS & 0x20000) != 0?
|
||
test byte [esp+20h+8+2], 2
|
||
jnz v86_exc_c
|
||
|
||
; test if debugging
|
||
cli
|
||
mov eax, [current_slot]
|
||
mov eax, [eax+APPDATA.debugger_slot]
|
||
test eax, eax
|
||
jnz .debug
|
||
sti
|
||
; not debuggee => say error and terminate
|
||
movzx eax, bl
|
||
mov [error_interrupt], eax
|
||
call show_error_parameters
|
||
add esp, 0x20
|
||
mov edx, [TASK_BASE]
|
||
mov [edx + TASKDATA.state], byte 4
|
||
|
||
jmp change_task
|
||
|
||
.debug:
|
||
; we are debugged process, notify debugger and suspend ourself
|
||
; eax=debugger PID
|
||
cld
|
||
movzx ecx, bl
|
||
push ecx
|
||
mov ecx, [TASK_BASE]
|
||
push dword [ecx+TASKDATA.pid] ; PID of current process
|
||
push 12
|
||
pop ecx
|
||
push 1 ; 1=exception
|
||
call debugger_notify
|
||
pop ecx
|
||
pop ecx
|
||
pop ecx
|
||
mov edx, [TASK_BASE]
|
||
mov byte [edx+TASKDATA.state], 1 ; suspended
|
||
call change_task
|
||
restore_ring3_context
|
||
iretd
|
||
|
||
iglobal
|
||
hexletters db '0123456789ABCDEF'
|
||
error_interrupt dd -1
|
||
endg
|
||
|
||
;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
|
||
show_error_parameters:
|
||
mov eax,[CURRENT_TASK]
|
||
shl eax, 5
|
||
DEBUGF 1, "K : Process - forced terminate PID: %x\n", [CURRENT_TASK + TASKDATA.pid + eax]
|
||
mov eax, [error_interrupt]
|
||
cmp al, 0x08
|
||
jne @f
|
||
DEBUGF 1, "K : Double fault\n"
|
||
jmp defined_error
|
||
@@:
|
||
cmp al, 0x0a
|
||
jne @f
|
||
DEBUGF 1, "K : Invalid TSS\n"
|
||
jmp defined_error
|
||
@@:
|
||
cmp al, 0x0b
|
||
jne @f
|
||
DEBUGF 1, "K : Segment not present\n"
|
||
jmp defined_error
|
||
@@:
|
||
cmp al, 0x0c
|
||
jne @f
|
||
DEBUGF 1, "K : Stack fault\n"
|
||
jmp defined_error
|
||
@@:
|
||
cmp al, 0x0d
|
||
jne @f
|
||
DEBUGF 1, "K : General protection fault\n"
|
||
jmp defined_error
|
||
@@:
|
||
cmp al, 0x0e
|
||
jne @f
|
||
DEBUGF 1, "K : Page fault\n"
|
||
jmp defined_error
|
||
@@:
|
||
DEBUGF 1, "K : Undefined Exception\n"
|
||
defined_error:
|
||
DEBUGF 1, "K : EAX : %x EBX : %x ECX : %x\n", [esp + 0x20], [esp - 12 + 0x20], [esp - 4 + 0x20]
|
||
DEBUGF 1, "K : EDX : %x ESI : %x EDI : %x\n", [esp - 8 + 0x20], [esp - 24 + 0x20], [esp - 28 + 0x20]
|
||
DEBUGF 1, "K : EBP : %x EIP : %x ", [esp - 20 + 0x20], [esp + 4 + 0x20]
|
||
|
||
mov eax, [esp + 8 + 0x20]
|
||
mov edi, msg_sel_app
|
||
mov ebx, [esp + 16 + 0x20]
|
||
cmp eax, sel_app_code
|
||
je @f
|
||
mov edi, msg_sel_ker
|
||
mov ebx, [esp - 16 + 0x20]
|
||
@@:
|
||
DEBUGF 1, "ESP : %x\nK : Flags : %x CS : %x (%s)\n", ebx, [esp + 12 + 0x20], eax, edi
|
||
ret
|
||
;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
|
||
|
||
|
||
; irq1 -> hid/keyboard.inc
|
||
macro irqh [num]
|
||
{
|
||
forward
|
||
p_irq#num :
|
||
mov edi, num
|
||
jmp irqhandler
|
||
}
|
||
|
||
irqh 2,3,4,5,7,8,9,10,11
|
||
|
||
|
||
p_irq6:
|
||
save_ring3_context
|
||
mov ax, sel_app_data
|
||
mov ds, ax
|
||
mov es, ax
|
||
call fdc_irq
|
||
call ready_for_next_irq
|
||
restore_ring3_context
|
||
iret
|
||
|
||
|
||
p_irq14:
|
||
save_ring3_context
|
||
mov ax, sel_app_data
|
||
mov ds, ax
|
||
mov es, ax
|
||
mov byte [BOOT_VAR + 0x48E], 0xFF
|
||
call [irq14_func]
|
||
call ready_for_next_irq_1
|
||
restore_ring3_context
|
||
iret
|
||
p_irq15:
|
||
save_ring3_context
|
||
mov ax, sel_app_data
|
||
mov ds, ax
|
||
mov es, ax
|
||
mov byte [BOOT_VAR + 0x48E], 0xFF
|
||
call [irq15_func]
|
||
call ready_for_next_irq_1
|
||
restore_ring3_context
|
||
iret
|
||
|
||
ready_for_next_irq:
|
||
mov [check_idle_semaphore],5
|
||
mov al, 0x20
|
||
out 0x20, al
|
||
ret
|
||
|
||
ready_for_next_irq_1:
|
||
mov [check_idle_semaphore],5
|
||
mov al, 0x20
|
||
out 0xa0,al
|
||
out 0x20, al
|
||
ret
|
||
|
||
irqD:
|
||
save_ring3_context
|
||
mov ax, sel_app_data
|
||
mov ds, ax
|
||
mov es, ax
|
||
|
||
mov dx,0xf0
|
||
mov al,0
|
||
out dx,al
|
||
|
||
mov dx,0xa0
|
||
mov al,0x20
|
||
out dx,al
|
||
mov dx,0x20
|
||
out dx,al
|
||
|
||
restore_ring3_context
|
||
|
||
iret
|
||
|
||
|
||
irqhandler:
|
||
|
||
mov esi,edi ; 1
|
||
shl esi,6 ; 1
|
||
add esi,irq00read ; 1
|
||
shl edi,12 ; 1
|
||
add edi,IRQ_SAVE
|
||
mov ecx,16
|
||
|
||
irqnewread:
|
||
dec ecx
|
||
js irqover
|
||
|
||
movzx edx, word [esi] ; 2+
|
||
|
||
test edx, edx ; 1
|
||
jz irqover
|
||
|
||
|
||
mov ebx, [edi] ; address of begin of buffer in edi ; + 0x0 dword - data size
|
||
mov eax, 4000 ; + 0x4 dword - data begin offset
|
||
cmp ebx, eax
|
||
je irqfull
|
||
add ebx, [edi + 0x4] ; add data size to data begin offset
|
||
cmp ebx, eax ; if end of buffer, begin cycle again
|
||
jb @f
|
||
|
||
xor ebx, ebx
|
||
|
||
@@:
|
||
add ebx, edi
|
||
movzx eax, byte[esi + 3] ; get type of data being received 1 - byte, 2 - word
|
||
dec eax
|
||
jz irqbyte
|
||
dec eax
|
||
jnz noirqword
|
||
|
||
in ax,dx
|
||
cmp ebx, 3999 ; check for address odd in the end of buffer
|
||
jne .odd
|
||
mov [ebx + 0x10], ax
|
||
jmp .add_size
|
||
.odd:
|
||
mov [ebx + 0x10], al ; I could make mistake here :)
|
||
mov [edi + 0x10], ah
|
||
.add_size:
|
||
add dword [edi], 2
|
||
jmp nextport
|
||
|
||
|
||
irqbyte:
|
||
in al,dx
|
||
mov [ebx + 0x10],al
|
||
inc dword [edi]
|
||
nextport:
|
||
add esi,4
|
||
jmp irqnewread
|
||
|
||
|
||
noirqword:
|
||
irqfull:
|
||
irqover:
|
||
|
||
ret
|
||
|
||
|
||
|
||
set_application_table_status:
|
||
push eax
|
||
|
||
mov eax,[CURRENT_TASK]
|
||
shl eax, 5
|
||
add eax,CURRENT_TASK+TASKDATA.pid
|
||
mov eax,[eax]
|
||
|
||
mov [application_table_status],eax
|
||
|
||
pop eax
|
||
|
||
ret
|
||
|
||
|
||
clear_application_table_status:
|
||
push eax
|
||
|
||
mov eax,[CURRENT_TASK]
|
||
shl eax, 5
|
||
add eax,CURRENT_TASK+TASKDATA.pid
|
||
mov eax,[eax]
|
||
|
||
cmp eax,[application_table_status]
|
||
jne apptsl1
|
||
mov [application_table_status],0
|
||
apptsl1:
|
||
|
||
pop eax
|
||
|
||
ret
|
||
|
||
sys_resize_app_memory:
|
||
; eax = 1 - resize
|
||
; ebx = new amount of memory
|
||
|
||
cmp eax,1
|
||
jne .no_application_mem_resize
|
||
|
||
stdcall new_mem_resize, ebx
|
||
mov [esp+36], eax
|
||
ret
|
||
|
||
.no_application_mem_resize:
|
||
ret
|
||
|
||
sys_threads:
|
||
|
||
; eax=1 create thread
|
||
;
|
||
; ebx=thread start
|
||
; ecx=thread stack value
|
||
;
|
||
; on return : eax = pid
|
||
jmp new_sys_threads
|
||
|
||
iglobal
|
||
process_terminating db 'K : Process - terminating',13,10,0
|
||
process_terminated db 'K : Process - done',13,10,0
|
||
msg_obj_destroy db 'K : destroy app object',13,10,0
|
||
endg
|
||
|
||
; param
|
||
; esi= slot
|
||
|
||
terminate: ; terminate application
|
||
|
||
.slot equ esp ;locals
|
||
|
||
push esi ;save .slot
|
||
|
||
shl esi, 8
|
||
cmp [SLOT_BASE+esi+APPDATA.dir_table], 0
|
||
jne @F
|
||
pop esi
|
||
shl esi, 5
|
||
mov [CURRENT_TASK+esi+TASKDATA.state], 9
|
||
ret
|
||
@@:
|
||
;mov esi,process_terminating
|
||
;call sys_msg_board_str
|
||
DEBUGF 1,"%s",process_terminating
|
||
@@:
|
||
cli
|
||
cmp [application_table_status],0
|
||
je term9
|
||
sti
|
||
call change_task
|
||
jmp @b
|
||
term9:
|
||
call set_application_table_status
|
||
|
||
; if the process is in V86 mode...
|
||
mov eax, [.slot]
|
||
shl eax, 8
|
||
mov esi, [eax+SLOT_BASE+APPDATA.pl0_stack]
|
||
add esi, RING0_STACK_SIZE
|
||
cmp [eax+SLOT_BASE+APPDATA.saved_esp0], esi
|
||
jz .nov86
|
||
; ...it has page directory for V86 mode
|
||
mov esi, [eax+SLOT_BASE+APPDATA.saved_esp0]
|
||
mov ecx, [esi+4]
|
||
mov [eax+SLOT_BASE+APPDATA.dir_table], ecx
|
||
; ...and I/O permission map for V86 mode
|
||
mov ecx, [esi+12]
|
||
mov [eax+SLOT_BASE+APPDATA.io_map], ecx
|
||
mov ecx, [esi+8]
|
||
mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx
|
||
.nov86:
|
||
|
||
mov esi, [.slot]
|
||
shl esi,8
|
||
add esi, SLOT_BASE+APP_OBJ_OFFSET
|
||
@@:
|
||
mov eax, [esi+APPOBJ.fd]
|
||
test eax, eax
|
||
jz @F
|
||
|
||
cmp eax, esi
|
||
je @F
|
||
|
||
push esi
|
||
call [eax+APPOBJ.destroy]
|
||
DEBUGF 1,"%s",msg_obj_destroy
|
||
pop esi
|
||
jmp @B
|
||
@@:
|
||
mov eax, [.slot]
|
||
shl eax, 8
|
||
mov eax,[SLOT_BASE+eax+APPDATA.dir_table]
|
||
stdcall destroy_app_space, eax
|
||
|
||
mov esi, [.slot]
|
||
cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1
|
||
jne @F
|
||
|
||
mov [fpu_owner],1
|
||
mov eax, [256+SLOT_BASE+APPDATA.fpu_state]
|
||
clts
|
||
bt [cpu_caps], CAPS_SSE
|
||
jnc .no_SSE
|
||
fxrstor [eax]
|
||
jmp @F
|
||
.no_SSE:
|
||
fnclex
|
||
frstor [eax]
|
||
@@:
|
||
|
||
mov [KEY_COUNT], 0 ; empty keyboard buffer
|
||
mov [BTN_COUNT], 0 ; empty button buffer
|
||
|
||
|
||
; remove defined hotkeys
|
||
mov eax, hotkey_list
|
||
.loop:
|
||
cmp [eax+8], esi
|
||
jnz .cont
|
||
mov ecx, [eax]
|
||
jecxz @f
|
||
push dword [eax+12]
|
||
pop dword [ecx+12]
|
||
@@:
|
||
mov ecx, [eax+12]
|
||
push dword [eax]
|
||
pop dword [ecx]
|
||
xor ecx, ecx
|
||
mov [eax], ecx
|
||
mov [eax+4], ecx
|
||
mov [eax+8], ecx
|
||
mov [eax+12], ecx
|
||
.cont:
|
||
add eax, 16
|
||
cmp eax, hotkey_list+256*16
|
||
jb .loop
|
||
; remove hotkeys in buffer
|
||
mov eax, hotkey_buffer
|
||
.loop2:
|
||
cmp [eax], esi
|
||
jnz .cont2
|
||
and dword [eax+4], 0
|
||
and dword [eax], 0
|
||
.cont2:
|
||
add eax, 8
|
||
cmp eax, hotkey_buffer+120*8
|
||
jb .loop2
|
||
|
||
mov ecx,esi ; remove buttons
|
||
bnewba2:
|
||
mov edi,[btn_addr]
|
||
mov eax,edi
|
||
cld
|
||
movzx ebx,word [edi]
|
||
inc bx
|
||
bnewba:
|
||
dec bx
|
||
jz bnmba
|
||
add eax,0x10
|
||
cmp cx,[eax]
|
||
jnz bnewba
|
||
pusha
|
||
mov ecx,ebx
|
||
inc ecx
|
||
shl ecx,4
|
||
mov ebx,eax
|
||
add eax,0x10
|
||
call memmove
|
||
dec dword [edi]
|
||
popa
|
||
jmp bnewba2
|
||
bnmba:
|
||
|
||
pusha ; save window coordinates for window restoring
|
||
cld
|
||
shl esi,5
|
||
mov eax,[window_data+esi+WDATA.box.left]
|
||
mov [dlx],eax
|
||
add eax,[window_data+esi+WDATA.box.width]
|
||
mov [dlxe],eax
|
||
mov eax,[window_data+esi+WDATA.box.top]
|
||
mov [dly],eax
|
||
add eax,[window_data+esi+WDATA.box.height]
|
||
mov [dlye],eax
|
||
|
||
xor eax, eax
|
||
mov [window_data+esi+WDATA.box.left],eax
|
||
mov [window_data+esi+WDATA.box.width],eax
|
||
mov [window_data+esi+WDATA.box.top],eax
|
||
mov [window_data+esi+WDATA.box.height],eax
|
||
mov [window_data+esi+WDATA.cl_workarea],eax
|
||
mov [window_data+esi+WDATA.cl_titlebar],eax
|
||
mov [window_data+esi+WDATA.cl_frames],eax
|
||
mov dword [window_data+esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn
|
||
lea edi, [esi+draw_data]
|
||
mov ecx,32/4
|
||
rep stosd
|
||
popa
|
||
|
||
; debuggee test
|
||
pushad
|
||
mov edi, esi
|
||
shl edi, 5
|
||
mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot]
|
||
test eax, eax
|
||
jz .nodebug
|
||
push 8
|
||
pop ecx
|
||
push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID
|
||
push 2
|
||
call debugger_notify
|
||
pop ecx
|
||
pop ecx
|
||
.nodebug:
|
||
popad
|
||
|
||
mov edi, [.slot]
|
||
shl edi, 8
|
||
add edi,SLOT_BASE
|
||
|
||
mov ecx,[edi+APPDATA.pl0_stack]
|
||
sub ecx, OS_BASE
|
||
call @frame_free@4
|
||
|
||
mov ecx,[edi+APPDATA.cur_dir]
|
||
sub ecx, OS_BASE
|
||
call @frame_free@4
|
||
|
||
mov ecx, [edi+APPDATA.io_map]
|
||
cmp ecx, (tss._io_map_0-OS_BASE+PG_MAP)
|
||
je @F
|
||
|
||
call @frame_free@4
|
||
@@:
|
||
mov ecx, [edi+APPDATA.io_map+4]
|
||
cmp ecx, (tss._io_map_1-OS_BASE+PG_MAP)
|
||
je @F
|
||
|
||
call @frame_free@4
|
||
@@:
|
||
mov eax, 0x20202020
|
||
stosd
|
||
stosd
|
||
stosd
|
||
mov ecx,244/4
|
||
xor eax, eax
|
||
rep stosd
|
||
|
||
; activate window
|
||
movzx eax, word [WIN_STACK + esi*2]
|
||
cmp eax, [TASK_COUNT]
|
||
jne .dont_activate
|
||
pushad
|
||
.check_next_window:
|
||
dec eax
|
||
cmp eax, 1
|
||
jbe .nothing_to_activate
|
||
lea esi, [WIN_POS+eax*2]
|
||
movzx edi, word [esi] ; edi = process
|
||
shl edi, 5
|
||
cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots
|
||
je .check_next_window
|
||
add edi, window_data
|
||
; \begin{diamond}[19.09.2006]
|
||
; skip minimized windows
|
||
test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED
|
||
jnz .check_next_window
|
||
; \end{diamond}
|
||
call waredraw
|
||
.nothing_to_activate:
|
||
popad
|
||
.dont_activate:
|
||
|
||
push esi ; remove hd1 & cd & flp reservation
|
||
shl esi, 5
|
||
mov esi, [esi+CURRENT_TASK+TASKDATA.pid]
|
||
cmp [hd1_status], esi
|
||
jnz @f
|
||
call free_hd_channel
|
||
mov [hd1_status], 0
|
||
@@:
|
||
cmp [cd_status], esi
|
||
jnz @f
|
||
call free_cd_channel
|
||
mov [cd_status], 0
|
||
@@:
|
||
cmp [flp_status], esi
|
||
jnz @f
|
||
mov [flp_status], 0
|
||
@@:
|
||
pop esi
|
||
cmp [bgrlockpid], esi
|
||
jnz @f
|
||
and [bgrlockpid], 0
|
||
mov [bgrlock], 0
|
||
@@:
|
||
|
||
pusha ; remove all irq reservations
|
||
mov eax,esi
|
||
shl eax, 5
|
||
mov eax,[eax+CURRENT_TASK+TASKDATA.pid]
|
||
mov edi,irq_owner
|
||
xor ebx, ebx
|
||
xor edx, edx
|
||
newirqfree:
|
||
cmp [edi + 4 * ebx], eax
|
||
jne nofreeirq
|
||
mov [edi + 4 * ebx], edx ; remove irq reservation
|
||
mov [irq_tab + 4 * ebx], edx ; remove irq handler
|
||
mov [irq_rights + 4 * ebx], edx ; set access rights to full access
|
||
nofreeirq:
|
||
inc ebx
|
||
cmp ebx, 16
|
||
jb newirqfree
|
||
popa
|
||
|
||
pusha ; remove all port reservations
|
||
mov edx,esi
|
||
shl edx, 5
|
||
add edx,CURRENT_TASK
|
||
mov edx,[edx+TASKDATA.pid]
|
||
|
||
rmpr0:
|
||
|
||
mov esi,[RESERVED_PORTS]
|
||
|
||
cmp esi,0
|
||
je rmpr9
|
||
|
||
rmpr3:
|
||
|
||
mov edi,esi
|
||
shl edi,4
|
||
add edi,RESERVED_PORTS
|
||
|
||
cmp edx,[edi]
|
||
je rmpr4
|
||
|
||
dec esi
|
||
jnz rmpr3
|
||
|
||
jmp rmpr9
|
||
|
||
rmpr4:
|
||
|
||
mov ecx,256
|
||
sub ecx,esi
|
||
shl ecx,4
|
||
|
||
mov esi,edi
|
||
add esi,16
|
||
cld
|
||
rep movsb
|
||
|
||
dec dword [RESERVED_PORTS]
|
||
|
||
jmp rmpr0
|
||
|
||
rmpr9:
|
||
|
||
popa
|
||
mov edi,esi ; do not run this process slot
|
||
shl edi, 5
|
||
mov [edi+CURRENT_TASK + TASKDATA.state],byte 9
|
||
; debugger test - terminate all debuggees
|
||
mov eax, 2
|
||
mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot
|
||
.xd0:
|
||
cmp eax, [TASK_COUNT]
|
||
ja .xd1
|
||
cmp dword [ecx], esi
|
||
jnz @f
|
||
and dword [ecx], 0
|
||
pushad
|
||
xchg eax, ecx
|
||
mov ebx, 2
|
||
call sys_system
|
||
popad
|
||
@@:
|
||
inc eax
|
||
add ecx, 0x100
|
||
jmp .xd0
|
||
.xd1:
|
||
; call systest
|
||
sti ; .. and life goes on
|
||
|
||
mov eax, [dlx]
|
||
mov ebx, [dly]
|
||
mov ecx, [dlxe]
|
||
mov edx, [dlye]
|
||
call calculatescreen
|
||
xor eax, eax
|
||
xor esi, esi
|
||
call redrawscreen
|
||
|
||
mov [application_table_status],0
|
||
;mov esi,process_terminated
|
||
;call sys_msg_board_str
|
||
DEBUGF 1,"%s",process_terminated
|
||
add esp, 4
|
||
ret
|
||
restore .slot
|
||
|
||
iglobal
|
||
boot_sched_1 db 'Building gdt tss pointer',0
|
||
boot_sched_2 db 'Building IDT table',0
|
||
endg
|
||
|
||
|
||
build_scheduler:
|
||
|
||
mov esi,boot_sched_1
|
||
call boot_log
|
||
; call build_process_gdt_tss_pointer
|
||
|
||
; mov esi,boot_sched_2
|
||
; call boot_log
|
||
|
||
ret
|