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desmume
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- ops, sorry, I forgot commit some stuff (bug #2868470);

This commit is contained in:
mtabachenko 2009-10-03 08:26:43 +00:00
parent 953ced2c6c
commit 7e70ed64bb
1 changed files with 8 additions and 2 deletions
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10
desmume/src/MMU.cpp
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@ -1792,6 +1792,7 @@ void TGXSTAT::reset()
gxfifo_irq = se = tr = tb = 0; gxfifo_irq = se = tr = tb = 0;
} }
extern CACHE_ALIGN MatrixStack mtxStack[4];
u32 TGXSTAT::read32() u32 TGXSTAT::read32()
{ {
u32 ret = 0; u32 ret = 0;
@ -1829,8 +1830,13 @@ u32 TGXSTAT::read32()
void TGXSTAT::write32(const u32 val) void TGXSTAT::write32(const u32 val)
{ {
gxfifo_irq = (val>>30)&3; gxfifo_irq = (val>>30)&3;
if(BIT15(val)) se = 0; //clear stack error flag if(BIT15(val))
//if(BIT15(val)) gfx3d_ClearStack(); //?? {
// Writing "1" to Bit15 does reset the Error Flag (Bit15),
// and additionally resets the Projection Stack Pointer (Bit13)
mtxStack[0].position = 0;
se = 0; //clear stack error flag
}
//printf("gxstat write: %08X while gxfifo.size=%d\n",val,gxFIFO.size); //printf("gxstat write: %08X while gxfifo.size=%d\n",val,gxFIFO.size);
//if (val & (1<<29)) // clear? (only in homebrew?) //if (val & (1<<29)) // clear? (only in homebrew?)