80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

Added the Cirrus change to the forgotten Write mode 2.

Browse Source
This commit is contained in:
OBattler
2020-11-26 19:01:48 +01:00
parent 01b413110a
commit 55ed92f801
1 changed files with 7 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/video/vid_svga.c
View File

@@ -1102,8 +1102,13 @@ svga_write_common(uint32_t addr, uint8_t val, uint8_t linear, void *p)
if (!(svga->gdcreg[3] & 0x18) && (!svga->gdcreg[1] || svga->set_reset_disabled)) { if (!(svga->gdcreg[3] & 0x18) && (!svga->gdcreg[1] || svga->set_reset_disabled)) {
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
if (writemask2 & (1 << i)) if ((svga->adv_flags & FLAG_EXT_WRITE) && (svga->adv_flags & FLAG_ADDR_BY8)) {
svga->vram[addr | i] = (vall.b[i] & svga->gdcreg[8]) | (svga->latch.b[i] & ~svga->gdcreg[8]); if (writemask2 & (0x80 >> i))
svga->vram[addr | i] = (vall.b[i] & svga->gdcreg[8]) | (svga->latch.b[i] & ~svga->gdcreg[8]);
} else {
if (writemask2 & (1 << i))
svga->vram[addr | i] = (vall.b[i] & svga->gdcreg[8]) | (svga->latch.b[i] & ~svga->gdcreg[8]);
}
} }
return; return;
} }