diff --git a/kernel/trunk/core/debug.inc b/kernel/trunk/core/debug.inc index 15d0b9c178..9830c64e96 100644 --- a/kernel/trunk/core/debug.inc +++ b/kernel/trunk/core/debug.inc @@ -10,10 +10,12 @@ $Revision$ ; diamond, 2006 sys_debug_services: - cmp eax, 9 + cmp ebx, 9 ja @f - jmp dword [sys_debug_services_table+eax*4] + jmp dword [sys_debug_services_table+ebx*4] @@: ret +iglobal +align 4 sys_debug_services_table: dd debug_set_event_data dd debug_getcontext @@ -25,21 +27,21 @@ sys_debug_services_table: dd debug_write_process_memory dd debug_terminate dd debug_set_drx - +endg debug_set_event_data: -; in: ebx = pointer +; in: ecx = pointer ; destroys eax mov eax, [current_slot] - mov [eax+APPDATA.dbg_event_mem], ebx + mov [eax+APPDATA.dbg_event_mem], ecx ret get_debuggee_slot: -; in: ebx=PID +; in: ecx=PID ; out: CF=1 if error ; CF=0 and eax=slot*0x20 if ok ; out: interrupts disabled cli - mov eax, ebx + mov eax, ecx call pid_to_slot test eax, eax jz .ret_bad @@ -56,7 +58,7 @@ get_debuggee_slot: ret debug_detach: -; in: ebx=pid +; in: ecx=pid ; destroys eax,ebx call get_debuggee_slot jc .ret @@ -67,54 +69,55 @@ debug_detach: ret debug_terminate: -; in: ebx=pid +; in: ecx=pid call get_debuggee_slot jc debug_detach.ret mov ecx, eax shr ecx, 5 - push 2 - pop ebx - jmp sys_system +; push 2 +; pop ebx + mov edx,esi + jmp sysfn_terminate debug_suspend: -; in: ebx=pid -; destroys eax,ebx +; in: ecx=pid +; destroys eax,ecx cli - mov eax, ebx + mov eax, ecx call pid_to_slot shl eax, 5 jz .ret - mov bl, [CURRENT_TASK+eax+TASKDATA.state] ; process state - test bl, bl + mov cl, [CURRENT_TASK+eax+TASKDATA.state] ; process state + test cl, cl jz .1 - cmp bl, 5 + cmp cl, 5 jnz .ret - mov bl, 2 -.2: mov [CURRENT_TASK+eax+TASKDATA.state], bl + mov cl, 2 +.2: mov [CURRENT_TASK+eax+TASKDATA.state], cl .ret: sti ret .1: - inc ebx + inc ecx jmp .2 do_resume: - mov bl, [CURRENT_TASK+eax+TASKDATA.state] - cmp bl, 1 + mov cl, [CURRENT_TASK+eax+TASKDATA.state] + cmp cl, 1 jz .1 - cmp bl, 2 + cmp cl, 2 jnz .ret - mov bl, 5 -.2: mov [CURRENT_TASK+eax+TASKDATA.state], bl + mov cl, 5 +.2: mov [CURRENT_TASK+eax+TASKDATA.state], cl .ret: ret -.1: dec ebx +.1: dec ecx jmp .2 debug_resume: -; in: ebx=pid +; in: ecx=pid ; destroys eax,ebx cli - mov eax, ebx + mov eax, ecx call pid_to_slot shl eax, 5 jz .ret @@ -124,23 +127,24 @@ debug_resume: debug_getcontext: ; in: -; ebx=pid -; ecx=sizeof(CONTEXT) -; edx->CONTEXT +; ecx=pid +; edx=sizeof(CONTEXT) +; esi->CONTEXT ; destroys eax,ecx,edx,esi,edi - cmp ecx, 28h + cmp edx, 28h jnz .ret - push ebx - mov ebx, edx +; push ecx +; mov ecx, esi call check_region - pop ebx +; pop ecx dec eax jnz .ret call get_debuggee_slot jc .ret + mov edi, esi mov eax, [eax*8+SLOT_BASE+APPDATA.pl0_stack] lea esi, [eax+RING0_STACK_SIZE] - mov edi, edx + .ring0: ; note that following code assumes that all interrupt/exception handlers ; saves ring-3 context by pushad in this order @@ -174,23 +178,24 @@ debug_getcontext: debug_setcontext: ; in: -; ebx=pid -; ecx=sizeof(CONTEXT) -; edx->CONTEXT +; ecx=pid +; edx=sizeof(CONTEXT) +; esi->CONTEXT ; destroys eax,ecx,edx,esi,edi - cmp ecx, 28h + cmp edx, 28h jnz .ret - push ebx - mov ebx, edx +; push ebx +; mov ebx, edx call check_region - pop ebx +; pop ebx dec eax jnz .ret call get_debuggee_slot jc .stiret +; mov esi, edx mov eax, [eax*8+SLOT_BASE+APPDATA.pl0_stack] lea edi, [eax+RING0_STACK_SIZE] - mov esi, edx + .ring0: sub edi, 8+12+20h mov eax, [esi+24h] ;edi @@ -227,67 +232,75 @@ debug_set_drx: lea eax, [eax*8+SLOT_BASE+APPDATA.dbg_regs] ; [eax]=dr0, [eax+4]=dr1, [eax+8]=dr2, [eax+C]=dr3 ; [eax+10]=dr7 - cmp edx, OS_BASE + cmp esi, OS_BASE jae .errret - cmp cl, 3 + cmp dl, 3 ja .errret - mov ebx, dr7 - shr ebx, cl - shr ebx, cl - test ebx, 2 ; bit 1+2*index = G0..G3, global break enable + mov ecx, dr7 +;fix me + xchg ecx,edx + shr edx, cl + shr edx, cl + xchg ecx,edx + + test ecx, 2 ; bit 1+2*index = G0..G3, global break enable jnz .errret2 - test ch, ch + test dh, dh jns .new ; clear breakpoint - movzx ecx, cl - add ecx, ecx - and dword [eax+ecx*2], 0 ; clear DR<i> - btr dword [eax+10h], ecx ; clear L<i> bit + movzx edx, dl + add edx, edx + and dword [eax+edx*2], 0 ; clear DR<i> + btr dword [eax+10h], edx ; clear L<i> bit test byte [eax+10h], 55h jnz .okret ; imul eax, ebp, tss_step/32 ; and byte [eax + tss_data + TSS._trap], not 1 and [ebp*8 + SLOT_BASE+APPDATA.dbg_state], not 1 .okret: - and dword [esp+36], 0 + and dword [esp+32], 0 sti ret .errret: sti - mov dword [esp+36], 1 + mov dword [esp+32], 1 ret .errret2: sti - mov dword [esp+36], 2 + mov dword [esp+32], 2 ret .new: ; add new breakpoint -; cl=index; ch=flags; edx=address - test ch, 0xF0 +; dl=index; dh=flags; esi=address + test dh, 0xF0 jnz .errret - mov bl, ch - and bl, 3 - cmp bl, 2 + mov cl, dh + and cl, 3 + cmp cl, 2 jz .errret - mov bl, ch - shr bl, 2 - cmp bl, 2 + mov cl, dh + shr cl, 2 + cmp cl, 2 jz .errret - test dl, bl + + mov ebx,esi + test bl, dl + jnz .errret or byte [eax+10h+1], 3 ; set GE and LE flags - movzx ebx, ch - movzx ecx, cl + + movzx edx, dh + movzx ecx, dl add ecx, ecx bts dword [eax+10h], ecx ; set L<i> flag add ecx, ecx - mov [eax+ecx], edx ; set DR<i> - shl ebx, cl - mov edx, 0xF + mov [eax+ecx], ebx;esi ; set DR<i> shl edx, cl - not edx - and [eax+10h+2], dx - or [eax+10h+2], bx ; set R/W and LEN fields + mov ebx, 0xF + shl ebx, cl + not ebx + and [eax+10h+2], bx + or [eax+10h+2], dx ; set R/W and LEN fields ; imul eax, ebp, tss_step/32 ; or byte [eax + tss_data + TSS._trap], 1 or [ebp*8 + SLOT_BASE+APPDATA.dbg_state], 1 @@ -295,51 +308,51 @@ debug_set_drx: debug_read_process_memory: ; in: -; ebx=pid -; ecx=length -; esi->buffer in debugger -; edx=address in debuggee +; ecx=pid +; edx=length +; edi->buffer in debugger +; esi=address in debuggee ; out: [esp+36]=sizeof(read) ; destroys all - push ebx - mov ebx, esi +; push ebx +; mov ebx, esi call check_region - pop ebx +; pop ebx dec eax jnz .err call get_debuggee_slot jc .err shr eax, 5 - mov ebx, esi +; mov ebx, esi call read_process_memory sti - mov dword [esp+36], eax + mov dword [esp+32], eax ret .err: - or dword [esp+36], -1 + or dword [esp+32], -1 ret debug_write_process_memory: ; in: -; ebx=pid -; ecx=length -; esi->buffer in debugger -; edx=address in debuggee +; ecx=pid +; edx=length +; edi->buffer in debugger +; esi=address in debuggee ; out: [esp+36]=sizeof(write) ; destroys all - push ebx - mov ebx, esi +; push ebx +; mov ebx, esi call check_region - pop ebx +; pop ebx dec eax jnz debug_read_process_memory.err call get_debuggee_slot jc debug_read_process_memory.err shr eax, 5 - mov ebx, esi +; mov ebx, esi call write_process_memory sti - mov [esp+36], eax + mov [esp+32], eax ret debugger_notify: diff --git a/kernel/trunk/core/syscall.inc b/kernel/trunk/core/syscall.inc index 82fc4bf474..0d6a9c1745 100644 --- a/kernel/trunk/core/syscall.inc +++ b/kernel/trunk/core/syscall.inc @@ -172,9 +172,9 @@ iglobal dd sys_process_def ; 66-Process definitions - keyboard dd sys_window_move ; 67-Window move or resize dd f68 ; 68-Some internal services - dd sys_debug_services ; 69-Debug + dd 0 ; 69-Debug dd file_system_lfn ; 70-Common file system interface, version 2 - dd syscall_windowsettings ; 71-Window settings +; dd 0 ; 71-Window settings ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;; NEW SYSTEM FUNCTIONS TABLE ;; @@ -251,9 +251,9 @@ iglobal dd cross_order ; 66-Process definitions - keyboard dd cross_order ; 67-Window move or resize dd cross_order ; 68-Some internal services - dd cross_order ; 69-Debug + dd sys_debug_services ; 69-Debug dd cross_order ; 70-Common file system interface, version 2 - dd cross_order ; 71-Window settings + dd syscall_windowsettings ; 71-Window settings dd sys_sendwindowmsg ; 72-Send window message times 255 - ( ($-servetable2) /4 ) dd undefined_syscall dd sys_end ; -1-end application diff --git a/kernel/trunk/core/taskman.inc b/kernel/trunk/core/taskman.inc index 79c865de04..7beffda462 100644 --- a/kernel/trunk/core/taskman.inc +++ b/kernel/trunk/core/taskman.inc @@ -631,24 +631,24 @@ pid_to_slot: check_region: ;input: -; ebx - start of buffer -; ecx - size of buffer +; esi - start of buffer +; edx - size of buffer ;result: ; eax = 1 region lays in app memory ; eax = 0 region don't lays in app memory mov eax,[CURRENT_TASK] - jmp check_process_region +; jmp check_process_region ;----------------------------------------------------------------------------- -check_process_region: +;check_process_region: ;input: ; eax - slot -; ebx - start of buffer -; ecx - size of buffer +; esi - start of buffer +; edx - size of buffer ;result: ; eax = 1 region lays in app memory ; eax = 0 region don't lays in app memory - test ecx,ecx + test edx,edx jle .ok shl eax,5 cmp word [CURRENT_TASK+eax+0xa],0 @@ -716,9 +716,9 @@ align 4 proc read_process_memory ;Input: ; eax - process slot -; ebx - buffer address -; ecx - buffer size -; edx - start address in other process +; ecx - buffer address +; edx - buffer size +; esi - start address in other process ;Output: ; eax - number of bytes read. locals @@ -730,10 +730,10 @@ proc read_process_memory endl mov [slot], eax - mov [buff], ebx + mov [buff], ecx and [r_count], 0 - mov [tmp_r_cnt], ecx - mov [offset], edx + mov [tmp_r_cnt], edx + mov [offset], esi pushad .read_mem: @@ -786,9 +786,9 @@ align 4 proc write_process_memory ;Input: ; eax - process slot -; ebx - buffer address -; ecx - buffer size -; edx - start address in other process +; ecx - buffer address +; edx - buffer size +; esi - start address in other process ;Output: ; eax - number of bytes written @@ -801,10 +801,10 @@ proc write_process_memory endl mov [slot], eax - mov [buff], ebx + mov [buff], ecx and [w_count], 0 - mov [tmp_w_cnt], ecx - mov [offset], edx + mov [tmp_w_cnt], edx + mov [offset], esi pushad .read_mem: diff --git a/kernel/trunk/gui/window.inc b/kernel/trunk/gui/window.inc index 8cac58d2c2..58be79a6dc 100644 --- a/kernel/trunk/gui/window.inc +++ b/kernel/trunk/gui/window.inc @@ -212,17 +212,19 @@ pushad ;eax - address ;esi - slot push eax - push ebx push ecx push edx - mov edx,eax - mov eax,esi - lea ebx,[esp+12] - mov ecx,1 + push esi + +; mov edx,eax +; mov eax,esi + xchg eax,esi + lea ecx,[esp+12] + mov edx,1 call read_process_memory + pop esi pop edx pop ecx - pop ebx pop eax ret .free_form: diff --git a/kernel/trunk/kernel.asm b/kernel/trunk/kernel.asm index f42fb7a907..70dc4c2e9e 100644 --- a/kernel/trunk/kernel.asm +++ b/kernel/trunk/kernel.asm @@ -2032,7 +2032,7 @@ sysfn_terminate: ; 18.2 = TERMINATE cmp edx,[application_table_status] ; clear app table stat jne noatsc - mov [application_table_status],0 + and [application_table_status],0 noatsc: noprocessterminate: ret @@ -2055,7 +2055,7 @@ sysfn_terminate2: mov ecx,eax cli call sysfn_terminate - mov [application_table_status],0 + and [application_table_status],0 sti and dword [esp+32],0 ret @@ -3243,8 +3243,8 @@ sys_set_window: syscall_windowsettings: .set_window_caption: - dec eax ; subfunction #1 - set window caption - jnz .get_window_caption + dec ebx ; subfunction #1 - set window caption + jnz .exit_fail ; NOTE: only window owner thread can set its caption, ; so there's no parameter for PID/TID @@ -3262,7 +3262,7 @@ syscall_windowsettings: ; cmp ebx,ecx ; ja .exit_fail - mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ebx + mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ecx or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION call draw_window_caption @@ -3270,9 +3270,9 @@ syscall_windowsettings: xor eax,eax ; eax = 0 (success) ret - .get_window_caption: - dec eax ; subfunction #2 - get window caption - jnz .exit_fail +; .get_window_caption: +; dec eax ; subfunction #2 - get window caption +; jnz .exit_fail ; not implemented yet diff --git a/kernel/trunk/sound/playnote.inc b/kernel/trunk/sound/playnote.inc index b4204f1db2..aa3e0f6b16 100644 --- a/kernel/trunk/sound/playnote.inc +++ b/kernel/trunk/sound/playnote.inc @@ -143,22 +143,24 @@ ReadNoteByte: ;result: ; al - note push eax - push ebx push ecx push edx + push esi + mov eax,[pidProcessNote] call pid_to_slot test eax,eax jz .failed - lea ebx,[esp+12] - mov ecx,1 - mov edx,[memAdrNote] + lea ecx,[esp+12] + mov edx,1 + mov esi,[memAdrNote] inc [memAdrNote] + call read_process_memory .failed: + pop esi pop edx pop ecx - pop ebx pop eax ret ;------------------- END CODE -------------------