XLibre/xf86-video-vesa
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Use VBE palette load, not VGA banging.

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This commit is contained in:
Adam Jackson
2009-09-18 17:02:16 -04:00
parent 7bfa6d08d6
commit 55f585a15f
1 changed files with 1 additions and 26 deletions
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27
src/vesa.c
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@@ -1317,16 +1317,13 @@ VESAWindowWindowed(ScreenPtr pScreen, CARD32 row, CARD32 offset, int mode,
(offset - pVesa->windowAoffset));
}
/* This code works, but is very slow for programs that use it intensively */
static void
VESALoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices,
LOCO *colors, VisualPtr pVisual)
{
VESAPtr pVesa = VESAGetRec(pScrn);
int i, idx;
#if 0
/* This code works, but is very slow for programs that use it intensively */
int base;
if (pVesa->pal == NULL)
@@ -1350,28 +1347,6 @@ VESALoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices,
if (idx - 1 == indices[i - 1])
VBESetGetPaletteData(pVesa->pVbe, TRUE, base, idx - base,
pVesa->pal + base, FALSE, TRUE);
#else
#define VESADACDelay() \
do { \
(void)inb(pVesa->ioBase + VGA_IOBASE_COLOR + VGA_IN_STAT_1_OFFSET); \
(void)inb(pVesa->ioBase + VGA_IOBASE_COLOR + VGA_IN_STAT_1_OFFSET); \
} while (0)
for (i = 0; i < numColors; i++) {
idx = indices[i];
outb(pVesa->ioBase + VGA_DAC_WRITE_ADDR, idx);
VESADACDelay();
outb(pVesa->ioBase + VGA_DAC_DATA, colors[idx].red);
VESADACDelay();
outb(pVesa->ioBase + VGA_DAC_DATA, colors[idx].green);
VESADACDelay();
outb(pVesa->ioBase + VGA_DAC_DATA, colors[idx].blue);
VESADACDelay();
}
#endif
}
/*