diff options
-rw-r--r-- | hw/dma/xlnx-zdma.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/hw/dma/xlnx-zdma.c b/hw/dma/xlnx-zdma.c index 1c45367..5f4775f 100644 --- a/hw/dma/xlnx-zdma.c +++ b/hw/dma/xlnx-zdma.c @@ -299,19 +299,22 @@ static void zdma_put_regaddr64(XlnxZDMA *s, unsigned int basereg, uint64_t addr) s->regs[basereg + 1] = addr >> 32; } -static bool zdma_load_descriptor(XlnxZDMA *s, uint64_t addr, void *buf) +static bool zdma_load_descriptor(XlnxZDMA *s, uint64_t addr, + XlnxZDMADescr *descr) { /* ZDMA descriptors must be aligned to their own size. */ if (addr % sizeof(XlnxZDMADescr)) { qemu_log_mask(LOG_GUEST_ERROR, "zdma: unaligned descriptor at %" PRIx64, addr); - memset(buf, 0x0, sizeof(XlnxZDMADescr)); + memset(descr, 0x0, sizeof(XlnxZDMADescr)); s->error = true; return false; } - address_space_read(s->dma_as, addr, s->attr, buf, sizeof(XlnxZDMADescr)); + descr->addr = address_space_ldq_le(s->dma_as, addr, s->attr, NULL); + descr->size = address_space_ldl_le(s->dma_as, addr + 8, s->attr, NULL); + descr->attr = address_space_ldl_le(s->dma_as, addr + 12, s->attr, NULL); return true; } @@ -344,7 +347,7 @@ static void zdma_update_descr_addr(XlnxZDMA *s, bool type, } else { addr = zdma_get_regaddr64(s, basereg); addr += sizeof(s->dsc_dst); - address_space_read(s->dma_as, addr, s->attr, (void *) &next, 8); + next = address_space_ldq_le(s->dma_as, addr, s->attr, NULL); } zdma_put_regaddr64(s, basereg, next); |