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Cirrus: Fixed color expand bitblt with dword granularity enabled.

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This commit is contained in:
Volker Ruppert 2024-01-13 05:18:07 +01:00
parent 997fd85ec9
commit dbc1f5d93a
1 changed files with 1 additions and 1 deletions
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bochs/iodev/display/svga_cirrus.cc
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@ -2574,7 +2574,7 @@ void bx_svga_cirrus_c::svga_setup_bitblt_cputovideo(Bit32u dstaddr,Bit32u srcadd
if (BX_CIRRUS_THIS bitblt.bltmode & CIRRUS_BLTMODE_COLOREXPAND) {
w = BX_CIRRUS_THIS bitblt.bltwidth / BX_CIRRUS_THIS bitblt.pixelwidth;
if (BX_CIRRUS_THIS bitblt.bltmodeext & CIRRUS_BLTMODEEXT_DWORDGRANULARITY) {
BX_CIRRUS_THIS bitblt.srcpitch = (w + 31) >> 5;
BX_CIRRUS_THIS bitblt.srcpitch = ((w + 31) & ~0x1f) >> 3;
} else {
BX_CIRRUS_THIS bitblt.srcpitch = (w + 7) >> 3;
}