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ESP DMA fix.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2110 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2006-08-15 22:57:33 +00:00
parent 35f1df84b6
commit 3dc1cb3428
1 changed files with 1 additions and 2 deletions
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3
hw/esp.c
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@ -206,7 +206,6 @@ static void esp_do_dma(ESPState *s)
{ {
uint32_t dmaptr, minlen, len, from, to; uint32_t dmaptr, minlen, len, from, to;
int to_device; int to_device;
dmaptr = iommu_translate(s->espdmaregs[1]);
to_device = (s->espdmaregs[0] & DMA_WRITE_MEM) == 0; to_device = (s->espdmaregs[0] & DMA_WRITE_MEM) == 0;
from = s->espdmaregs[1]; from = s->espdmaregs[1];
minlen = s->dma_left; minlen = s->dma_left;
@ -218,8 +217,8 @@ static void esp_do_dma(ESPState *s)
len = to - from; len = to - from;
} }
DPRINTF("DMA address p %08x v %08x len %08x, from %08x, to %08x\n", dmaptr, s->espdmaregs[1], len, from, to); DPRINTF("DMA address p %08x v %08x len %08x, from %08x, to %08x\n", dmaptr, s->espdmaregs[1], len, from, to);
s->espdmaregs[1] += len;
if (s->do_cmd) { if (s->do_cmd) {
s->espdmaregs[1] += len;
s->ti_size -= len; s->ti_size -= len;
DPRINTF("command len %d + %d\n", s->cmdlen, len); DPRINTF("command len %d + %d\n", s->cmdlen, len);
cpu_physical_memory_read(dmaptr, &s->cmdbuf[s->cmdlen], len); cpu_physical_memory_read(dmaptr, &s->cmdbuf[s->cmdlen], len);