diff options
Diffstat (limited to 'hw/dma')
| -rw-r--r-- | hw/dma/xlnx_csu_dma.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/hw/dma/xlnx_csu_dma.c b/hw/dma/xlnx_csu_dma.c index 2d19f415ef..896bb3574d 100644 --- a/hw/dma/xlnx_csu_dma.c +++ b/hw/dma/xlnx_csu_dma.c @@ -201,11 +201,11 @@ static uint32_t xlnx_csu_dma_read(XlnxCSUDMA *s, uint8_t *buf, uint32_t len) for (i = 0; i < len && (result == MEMTX_OK); i += s->width) { uint32_t mlen = MIN(len - i, s->width); - result = address_space_rw(s->dma_as, addr, s->attr, + result = address_space_rw(&s->dma_as, addr, s->attr, buf + i, mlen, false); } } else { - result = address_space_rw(s->dma_as, addr, s->attr, buf, len, false); + result = address_space_rw(&s->dma_as, addr, s->attr, buf, len, false); } if (result == MEMTX_OK) { @@ -232,12 +232,12 @@ static uint32_t xlnx_csu_dma_write(XlnxCSUDMA *s, uint8_t *buf, uint32_t len) for (i = 0; i < len && (result == MEMTX_OK); i += s->width) { uint32_t mlen = MIN(len - i, s->width); - result = address_space_rw(s->dma_as, addr, s->attr, + result = address_space_rw(&s->dma_as, addr, s->attr, buf, mlen, true); buf += mlen; } } else { - result = address_space_rw(s->dma_as, addr, s->attr, buf, len, true); + result = address_space_rw(&s->dma_as, addr, s->attr, buf, len, true); } if (result != MEMTX_OK) { @@ -631,6 +631,12 @@ static void xlnx_csu_dma_realize(DeviceState *dev, Error **errp) return; } + if (!s->dma_mr) { + error_setg(errp, TYPE_XLNX_CSU_DMA " 'dma' link not set"); + return; + } + address_space_init(&s->dma_as, s->dma_mr, "csu-dma"); + reg_array = register_init_block32(dev, xlnx_csu_dma_regs_info[!!s->is_dst], XLNX_CSU_DMA_R_MAX, @@ -648,13 +654,6 @@ static void xlnx_csu_dma_realize(DeviceState *dev, Error **errp) s->src_timer = ptimer_init(xlnx_csu_dma_src_timeout_hit, s, PTIMER_POLICY_DEFAULT); - if (s->dma_mr) { - s->dma_as = g_malloc0(sizeof(AddressSpace)); - address_space_init(s->dma_as, s->dma_mr, NULL); - } else { - s->dma_as = &address_space_memory; - } - s->attr = MEMTXATTRS_UNSPECIFIED; s->r_size_last_word = 0; |