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When returning from 32-bit default interrupt handlers, eflags are now 

returned correctly.
This commit is contained in:
Jukka Heinonen 2002-11-04 22:35:15 +00:00 committed by Alexandre Julliard
parent 52b93b6ae4
commit 6a216d0eb7
2 changed files with 12 additions and 10 deletions
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2
dlls/winedos/interrupts.c
View File

@ -232,7 +232,7 @@ FARPROC48 DOSVM_GetPMHandler48( BYTE intnum )
if (!DOSVM_Vectors48[intnum].selector)
{
DOSVM_Vectors48[intnum].selector = DOSVM_dpmi_segments->int48_sel;
DOSVM_Vectors48[intnum].offset = 4 * intnum;
DOSVM_Vectors48[intnum].offset = 6 * intnum;
}
return DOSVM_Vectors48[intnum];
}

20
msdos/dosmem.c
View File

@ -212,19 +212,21 @@ static void DOSMEM_InitDPMI(void)
memcpy( ptr, enter_pm, sizeof(enter_pm) );
DOSMEM_dpmi_segments.dpmi_sel = SELECTOR_AllocBlock( ptr, sizeof(enter_pm), WINE_LDT_FLAGS_CODE );
ptr = DOSMEM_GetBlock( 4 * 256, &DOSMEM_dpmi_segments.int48_seg );
ptr = DOSMEM_GetBlock( 6 * 256, &DOSMEM_dpmi_segments.int48_seg );
for(i=0; i<256; i++) {
/*
* Each 32-bit interrupt handler is 4 bytes:
* 0xCD,<i> = int <i> (nested 16-bit interrupt)
* 0x66,0xCF = iretd (32-bit interrupt return)
* Each 32-bit interrupt handler is 6 bytes:
* 0xCD,<i> = int <i> (nested 16-bit interrupt)
* 0x66,0xCA,0x04,0x00 = ret 4 (32-bit far return and pop 4 bytes)
*/
ptr[i * 4 + 0] = 0xCD;
ptr[i * 4 + 1] = i;
ptr[i * 4 + 2] = 0x66;
ptr[i * 4 + 3] = 0xCF;
ptr[i * 6 + 0] = 0xCD;
ptr[i * 6 + 1] = i;
ptr[i * 6 + 2] = 0x66;
ptr[i * 6 + 3] = 0xCA;
ptr[i * 6 + 4] = 0x04;
ptr[i * 6 + 5] = 0x00;
}
DOSMEM_dpmi_segments.int48_sel = SELECTOR_AllocBlock( ptr, 4 * 256, WINE_LDT_FLAGS_CODE );
DOSMEM_dpmi_segments.int48_sel = SELECTOR_AllocBlock( ptr, 6 * 256, WINE_LDT_FLAGS_CODE );
}
static BIOSDATA * DOSMEM_BiosData(void)