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pxa2xx_lcd: SRAM is valid location for the framebuffer 

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
This commit is contained in:
Vasily Khoruzhick 2012-01-24 22:32:30 +03:00 committed by Andrzej Zaborowski
parent 2d2624a001
commit 4f56da61b9
1 changed files with 9 additions and 4 deletions
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13
hw/pxa2xx_lcd.c
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@ -308,9 +308,12 @@ static void pxa2xx_descriptor_load(PXA2xxLCDState *s)
} else } else
descptr = s->dma_ch[i].descriptor; descptr = s->dma_ch[i].descriptor;
if (!(descptr >= PXA2XX_SDRAM_BASE && descptr + if (!((descptr >= PXA2XX_SDRAM_BASE && descptr +
sizeof(desc) <= PXA2XX_SDRAM_BASE + ram_size)) sizeof(desc) <= PXA2XX_SDRAM_BASE + ram_size) ||
(descptr >= PXA2XX_INTERNAL_BASE && descptr + sizeof(desc) <=
PXA2XX_INTERNAL_BASE + PXA2XX_INTERNAL_SIZE))) {
continue; continue;
}
cpu_physical_memory_read(descptr, (void *)&desc, sizeof(desc)); cpu_physical_memory_read(descptr, (void *)&desc, sizeof(desc));
s->dma_ch[i].descriptor = tswap32(desc.fdaddr); s->dma_ch[i].descriptor = tswap32(desc.fdaddr);
@ -830,8 +833,10 @@ static void pxa2xx_update_display(void *opaque)
continue; continue;
} }
fbptr = s->dma_ch[ch].source; fbptr = s->dma_ch[ch].source;
if (!(fbptr >= PXA2XX_SDRAM_BASE && if (!((fbptr >= PXA2XX_SDRAM_BASE &&
fbptr <= PXA2XX_SDRAM_BASE + ram_size)) { fbptr <= PXA2XX_SDRAM_BASE + ram_size) ||
(fbptr >= PXA2XX_INTERNAL_BASE &&
fbptr <= PXA2XX_INTERNAL_BASE + PXA2XX_INTERNAL_SIZE))) {
pxa2xx_dma_ber_set(s, ch); pxa2xx_dma_ber_set(s, ch);
continue; continue;
} }