Both io and memory use the same mmio functions in the rtl8139 device.
This patch removes the separate MemoryRegionOps and old_mmio accessors
for memory, and replaces it with an alias to the io memory region.
Signed-off-by: Matt Parker <address@hidden>
---
hw/net/rtl8139.c | 53 +++--------------------------------------------------
1 file changed, 3 insertions(+), 50 deletions(-)
diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 671c7e48c6..3be24bbee7 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -3132,38 +3132,6 @@ static uint32_t rtl8139_io_readl(void *opaque, uint8_t
addr)
/* */
-static void rtl8139_mmio_writeb(void *opaque, hwaddr addr, uint32_t val)
-{
- rtl8139_io_writeb(opaque, addr & 0xFF, val);
-}
-
-static void rtl8139_mmio_writew(void *opaque, hwaddr addr, uint32_t val)
-{
- rtl8139_io_writew(opaque, addr & 0xFF, val);
-}
-
-static void rtl8139_mmio_writel(void *opaque, hwaddr addr, uint32_t val)
-{
- rtl8139_io_writel(opaque, addr & 0xFF, val);
-}
-
-static uint32_t rtl8139_mmio_readb(void *opaque, hwaddr addr)
-{
- return rtl8139_io_readb(opaque, addr & 0xFF);
-}
-
-static uint32_t rtl8139_mmio_readw(void *opaque, hwaddr addr)
-{
- uint32_t val = rtl8139_io_readw(opaque, addr & 0xFF);
- return val;
-}
-
-static uint32_t rtl8139_mmio_readl(void *opaque, hwaddr addr)
-{
- uint32_t val = rtl8139_io_readl(opaque, addr & 0xFF);
- return val;
-}
-
static int rtl8139_post_load(void *opaque, int version_id)
{
RTL8139State* s = opaque;
@@ -3344,22 +3312,6 @@ static const MemoryRegionOps rtl8139_io_ops = {
.endianness = DEVICE_LITTLE_ENDIAN,
};
-static const MemoryRegionOps rtl8139_mmio_ops = {
- .old_mmio = {
- .read = {
- rtl8139_mmio_readb,
- rtl8139_mmio_readw,
- rtl8139_mmio_readl,
- },
- .write = {
- rtl8139_mmio_writeb,
- rtl8139_mmio_writew,
- rtl8139_mmio_writel,
- },
- },
- .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
static void rtl8139_timer(void *opaque)
{
RTL8139State *s = opaque;
@@ -3422,8 +3374,9 @@ static void pci_rtl8139_realize(PCIDevice *dev, Error
**errp)
memory_region_init_io(&s->bar_io, OBJECT(s), &rtl8139_io_ops, s,
"rtl8139", 0x100);
- memory_region_init_io(&s->bar_mem, OBJECT(s), &rtl8139_mmio_ops, s,
- "rtl8139", 0x100);
+ memory_region_init_alias(&s->bar_mem, OBJECT(s), "rtl8139-mem", &s->bar_io,
+ 0, 0x100);
+
pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->bar_io);
pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar_mem);