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Merge pull request #3897 from 86Box/tc1995

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More MGA fixes.
This commit is contained in:
Jasmine Iwanek
2023-12-17 23:30:44 -05:00
committed by GitHub
parent c023ba42d1 9573d37364
commit bd2b4e8a53
1 changed files with 3 additions and 1 deletions
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4
src/video/vid_mga.c
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@@ -634,12 +634,14 @@ static void wake_fifo_thread(mystique_t *mystique);
static void wait_fifo_idle(mystique_t *mystique);
static void mystique_queue(mystique_t *mystique, uint32_t addr, uint32_t val, uint32_t type);
#if 0
static uint8_t mystique_readb_linear(uint32_t addr, void *priv);
static uint16_t mystique_readw_linear(uint32_t addr, void *priv);
static uint32_t mystique_readl_linear(uint32_t addr, void *priv);
static void mystique_writeb_linear(uint32_t addr, uint8_t val, void *priv);
static void mystique_writew_linear(uint32_t addr, uint16_t val, void *priv);
static void mystique_writel_linear(uint32_t addr, uint32_t val, void *priv);
#endif
static void mystique_recalc_mapping(mystique_t *mystique);
static int mystique_line_compare(svga_t *svga);
@@ -946,7 +948,7 @@ mystique_recalctimings(svga_t *svga)
}
}
svga->line_compare = mystique_line_compare;
svga->packed_chain4 = ((svga->gdcreg[5] & 0x60) == 0x00);
svga->packed_chain4 = !svga->chain4;
} else {
svga->packed_chain4 = 0;
svga->line_compare = NULL;