diff options
author | Andreas Färber <andreas.faerber@web.de> | 2012-01-12 03:44:42 +0100 |
---|---|---|
committer | Andreas Färber <andreas.faerber@web.de> | 2012-01-20 00:27:12 +0100 |
commit | 9c95f183fbac16dfaefab4a023e80fdfae273a76 (patch) | |
tree | 3067104c87709fbbc8be4c4044d14a420cf248eb /hw/prep_pci.c | |
parent | 555260540dc5a1988aed94a1aa2291bb5f947dac (diff) |
prep_pci: Simplify I/O endianness
The prep PowerPC CPU is Big Endian. An explicit byte swap therefore
effectively becomes Little Endian.
Remove explicit byte swaps and mark as Little Endian.
Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Reviewed-by: Alexander Graf <agraf@suse.de>
Cc: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/prep_pci.c')
-rw-r--r-- | hw/prep_pci.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/hw/prep_pci.c b/hw/prep_pci.c index 741b273681..edfb25d002 100644 --- a/hw/prep_pci.c +++ b/hw/prep_pci.c @@ -53,14 +53,12 @@ static void PPC_PCIIO_writeb (void *opaque, target_phys_addr_t addr, uint32_t va static void PPC_PCIIO_writew (void *opaque, target_phys_addr_t addr, uint32_t val) { PREPPCIState *s = opaque; - val = bswap16(val); pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 2); } static void PPC_PCIIO_writel (void *opaque, target_phys_addr_t addr, uint32_t val) { PREPPCIState *s = opaque; - val = bswap32(val); pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 4); } @@ -77,7 +75,6 @@ static uint32_t PPC_PCIIO_readw (void *opaque, target_phys_addr_t addr) PREPPCIState *s = opaque; uint32_t val; val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 2); - val = bswap16(val); return val; } @@ -86,7 +83,6 @@ static uint32_t PPC_PCIIO_readl (void *opaque, target_phys_addr_t addr) PREPPCIState *s = opaque; uint32_t val; val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 4); - val = bswap32(val); return val; } @@ -95,7 +91,7 @@ static const MemoryRegionOps PPC_PCIIO_ops = { .read = { PPC_PCIIO_readb, PPC_PCIIO_readw, PPC_PCIIO_readl, }, .write = { PPC_PCIIO_writeb, PPC_PCIIO_writew, PPC_PCIIO_writel, }, }, - .endianness = DEVICE_NATIVE_ENDIAN, + .endianness = DEVICE_LITTLE_ENDIAN, }; static int prep_map_irq(PCIDevice *pci_dev, int irq_num) |