[SeaBIOS] [PATCH 11/13] pcnet: use the DMA memory access interface
Eduard - Gabriel Munteanu
eduard.munteanu at linux360.ro
Fri Feb 4 00:33:05 CET 2011
This allows the device to work properly with an emulated IOMMU.
Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu at linux360.ro>
---
hw/pcnet-pci.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/hw/pcnet-pci.c b/hw/pcnet-pci.c
index 339a401..3f55c42 100644
--- a/hw/pcnet-pci.c
+++ b/hw/pcnet-pci.c
@@ -230,13 +230,13 @@ static void pcnet_mmio_map(PCIDevice *pci_dev, int region_num,
static void pci_physical_memory_write(void *dma_opaque, target_phys_addr_t addr,
uint8_t *buf, int len, int do_bswap)
{
- cpu_physical_memory_write(addr, buf, len);
+ dma_memory_write(dma_opaque, addr, buf, len);
}
static void pci_physical_memory_read(void *dma_opaque, target_phys_addr_t addr,
uint8_t *buf, int len, int do_bswap)
{
- cpu_physical_memory_read(addr, buf, len);
+ dma_memory_read(dma_opaque, addr, buf, len);
}
static void pci_pcnet_cleanup(VLANClientState *nc)
@@ -306,6 +306,7 @@ static int pci_pcnet_init(PCIDevice *pci_dev)
s->irq = pci_dev->irq[0];
s->phys_mem_read = pci_physical_memory_read;
s->phys_mem_write = pci_physical_memory_write;
+ s->dma_opaque = &pci_dev->dma;
if (!pci_dev->qdev.hotplugged) {
static int loaded = 0;
--
1.7.3.4
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