| 24,18 → 24,7 |
|---|
| ;clear busy flag in application's TSS |
| mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b |
| |
| ;save GDT TSS entry |
| ; mov edx,[edi+tss0_l] |
| ; mov [reg1+eax*4],edx |
| ; mov edx,[edi+tss0_l+4] |
| ; mov [reg2+eax*4],edx |
| ;and then write there i40's descriptor |
| ; mov edx,[tss0sys_l+edi] |
| ; mov [edi+tss0_l],edx |
| ; mov edx,[tss0sys_l+edi+4] |
| ; mov [edi+tss0_l+4],edx |
| |
| |
| shl edi,5 |
| mov [edi+0x80000+0xB0],eax ; used i40 handler |
| |
| 88,33 → 77,11 |
|---|
| mov [esi+16],ebx;[esi+l.ebx-tss_sceleton], ebx |
| mov [esi+24],ecx;[esi+l.ecx-tss_sceleton], ecx |
| |
| ; calculate app's TSS address |
| ; mov ebx, [0x3000] |
| ; shl ebx, 3 |
| ; add ebx, tss0_l |
| |
| ; mov ecx, [0x3000] |
| |
| ; restore saved TSS descriptor |
| ; mov eax, [reg1+ecx*4] |
| ; mov [ebx], eax |
| ; mov eax, [reg2+ecx*4] |
| ; mov [ebx+4], eax |
| |
| xor eax, eax |
| mov edi, [0x3000] ; no syscall interrupt in use anymore |
| shl edi, 8 |
| mov [edi+0x80000+0xB0],eax |
| |
| ; clear busy flag in TSS of this handler |
| ; mov edi, [0x3000] |
| ; shl edi, 3 |
| ; mov [edi+tss0sys_l +5], word 01010000b *256 +11101001b |
| |
| ; add edi,tss0 |
| ; mov [0xB004], di |
| |
| ; jmp pword [0xB000] |
| pop eax |
| mov ds,ax |
| mov es,ax |