Exemplo n.º 1
0
void espdma_memory_read(void *opaque, uint8_t *buf, int len)
{
    DMAState *s = opaque;

    trace_espdma_memory_read(s->dmaregs[1]);
    sparc_iommu_memory_read(s->iommu, s->dmaregs[1], buf, len);
    s->dmaregs[1] += len;
}
Exemplo n.º 2
0
void espdma_memory_read(void *opaque, uint8_t *buf, int len)
{
    DMAState *s = opaque;

    DPRINTF("DMA read, direction: %c, addr 0x%8.8x\n",
            s->dmaregs[0] & DMA_WRITE_MEM ? 'w': 'r', s->dmaregs[1]);
    sparc_iommu_memory_read(s->iommu, s->dmaregs[1], buf, len);
    s->dmaregs[1] += len;
}
Exemplo n.º 3
0
/* Note: on sparc, the lance 16 bit bus is swapped */
void ledma_memory_read(void *opaque, hwaddr addr,
                       uint8_t *buf, int len, int do_bswap)
{
    DMAState *s = opaque;
    int i;

    addr |= s->dmaregs[3];
    trace_ledma_memory_read(addr);
    if (do_bswap) {
        sparc_iommu_memory_read(s->iommu, addr, buf, len);
    } else {
        addr &= ~1;
        len &= ~1;
        sparc_iommu_memory_read(s->iommu, addr, buf, len);
        for(i = 0; i < len; i += 2) {
            bswap16s((uint16_t *)(buf + i));
        }
    }
}
Exemplo n.º 4
0
/* Note: on sparc, the lance 16 bit bus is swapped */
void ledma_memory_read(void *opaque, target_phys_addr_t addr, 
                       uint8_t *buf, int len, int do_bswap)
{
    DMAState *s = opaque;
    int i;

    DPRINTF("DMA write, direction: %c, addr 0x%8.8x\n",
            s->dmaregs[0] & DMA_WRITE_MEM ? 'w': 'r', s->dmaregs[1]);
    addr |= s->dmaregs[7];
    if (do_bswap) {
        sparc_iommu_memory_read(s->iommu, addr, buf, len);
    } else {
        addr &= ~1;
        len &= ~1;
        sparc_iommu_memory_read(s->iommu, addr, buf, len);
        for(i = 0; i < len; i += 2) {
            bswap16s((uint16_t *)(buf + i));
        }
    }
}