Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-07-22 04:08:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

[SOFT386]

Browse source 
Fix the return to VM86 mode. The VM flag must be set before the call to Soft386LoadSegment.


svn path=/branches/ntvdm/; revision=60393
This commit is contained in:
Aleksandar Andrejevic 2013-09-27 21:23:34 +00:00
parent 78e8653765
commit dc29fa9ab1
1 changed files with 8 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
lib/soft386/opcodes.c
View file

@ -4791,14 +4791,6 @@ SOFT386_OPCODE_HANDLER(Soft386OpcodeIret)
if (!Soft386StackPop(State, &Fs)) return FALSE;
if (!Soft386StackPop(State, &Gs)) return FALSE;
/* Load the new segments */
if (!Soft386LoadSegment(State, SOFT386_REG_CS, CodeSel)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_SS, StackSel)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_ES, Es)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_DS, Ds)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_FS, Fs)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_GS, Gs)) return FALSE;
/* Set the new IP */
State->InstPtr.Long = LOWORD(InstPtr);
@ -4807,6 +4799,14 @@ SOFT386_OPCODE_HANDLER(Soft386OpcodeIret)
else State->Flags.LowWord = NewFlags.LowWord & REAL_MODE_FLAGS_MASK;
State->Flags.AlwaysSet = State->Flags.Vm = TRUE;
/* Load the new segments */
if (!Soft386LoadSegment(State, SOFT386_REG_CS, CodeSel)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_SS, StackSel)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_ES, Es)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_DS, Ds)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_FS, Fs)) return FALSE;
if (!Soft386LoadSegment(State, SOFT386_REG_GS, Gs)) return FALSE;
return TRUE;
}