Subversion Repositories Kolibri OS

Rev

Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
454 trolly 1 
; SET UP OS TASK
2 
 
3 
        mov  esi,boot_setostask
4 
        call boot_log
5 
 
6 
;        mov eax, fpu_data
7 
;        mov  dword [SLOT_BASE+APPDATA.fpu_state], eax
8 
;        mov  dword [SLOT_BASE+APPDATA.fpu_handler], 0
9 
;        mov  dword [SLOT_BASE+APPDATA.sse_handler], 0
10 
 
11 
        ; name for OS/IDLE process
12 
 
13 
        mov dword [SLOT_BASE+256+APPDATA.app_name],   dword 'OS/I'
14 
        mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
15 
        mov edi, [os_stack]
16 
        mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
17 
        add edi, RING0_STACK_SIZE
18 
        mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
19 
 
20 
        mov esi, fpu_data
21 
        mov ecx, 512/4
22 
        cld
23 
        rep movsd
24 
 
25 
        mov dword [SLOT_BASE+256+APPDATA.fpu_handler], 0
26 
        mov dword [SLOT_BASE+256+APPDATA.sse_handler], 0
27 
 
28 
        mov ebx, [def_cursor]
29 
        mov dword [SLOT_BASE+256+APPDATA.cursor], ebx
30 
 
31 
        mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
32 
        mov  dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
33 
        mov  dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
34 
 
35 
        ; task list
36 
        mov  [TASK_DATA+TASKDATA.wnd_number], 1 ; on screen number
37 
        mov  [TASK_DATA+TASKDATA.pid], 1        ; process id number
38 
        mov  [TASK_DATA+TASKDATA.mem_start], 0  ; process base address
39 
 
40 
        mov  edi,tss_data+tss_step
41 
        mov ecx, (tss_step)/4
42 
        xor eax, eax
43 
        cld
44 
        rep stosd
45 
 
46 
        mov  edi,tss_data+tss_step
47 
        mov  [edi+TSS._ss0], os_data
48 
        mov  eax,cr3
49 
        mov  [edi+TSS._cr3],eax
50 
        mov  [edi+TSS._eip],osloop
51 
        mov  [edi+TSS._eflags],dword 0x11202 ; sti and resume
52 
        mov eax, [os_stack]
53 
        add eax, RING0_STACK_SIZE
54 
        mov  [edi+TSS._esp], eax
55 
        mov  [edi+TSS._cs],os_code
56 
        mov  [edi+TSS._ss],os_data
57 
        mov  [edi+TSS._ds],os_data
58 
        mov  [edi+TSS._es],os_data
59 
        mov  [edi+TSS._fs],os_data
60 
        mov  [edi+TSS._gs],os_data
61 
 
62 
        mov  ax,tss0
63 
        ltr  ax