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prep: Declare as little endian 

This patch replaces explicit bswaps with endianness hints to the
mmio layer.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Alexander Graf 2010-12-08 12:05:43 +01:00 committed by Blue Swirl
parent 32600a309f
commit 8cb7da5618
1 changed files with 3 additions and 35 deletions
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38
hw/ppc_prep.c
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@ -145,20 +145,12 @@ static uint32_t PPC_intack_readb (void *opaque, target_phys_addr_t addr)
static uint32_t PPC_intack_readw (void *opaque, target_phys_addr_t addr)
{
#ifdef TARGET_WORDS_BIGENDIAN
return bswap16(_PPC_intack_read(addr));
#else
return _PPC_intack_read(addr);
#endif
}
static uint32_t PPC_intack_readl (void *opaque, target_phys_addr_t addr)
{
#ifdef TARGET_WORDS_BIGENDIAN
return bswap32(_PPC_intack_read(addr));
#else
return _PPC_intack_read(addr);
#endif
}
static CPUWriteMemoryFunc * const PPC_intack_write[] = {
@ -210,9 +202,6 @@ static void PPC_XCSR_writeb (void *opaque,
static void PPC_XCSR_writew (void *opaque,
target_phys_addr_t addr, uint32_t value)
{
#ifdef TARGET_WORDS_BIGENDIAN
value = bswap16(value);
#endif
printf("%s: 0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", __func__, addr,
value);
}
@ -220,9 +209,6 @@ static void PPC_XCSR_writew (void *opaque,
static void PPC_XCSR_writel (void *opaque,
target_phys_addr_t addr, uint32_t value)
{
#ifdef TARGET_WORDS_BIGENDIAN
value = bswap32(value);
#endif
printf("%s: 0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", __func__, addr,
value);
}
@ -243,9 +229,6 @@ static uint32_t PPC_XCSR_readw (void *opaque, target_phys_addr_t addr)
printf("%s: 0x" TARGET_FMT_plx " <= %08" PRIx32 "\n", __func__, addr,
retval);
#ifdef TARGET_WORDS_BIGENDIAN
retval = bswap16(retval);
#endif
return retval;
}
@ -256,9 +239,6 @@ static uint32_t PPC_XCSR_readl (void *opaque, target_phys_addr_t addr)
printf("%s: 0x" TARGET_FMT_plx " <= %08" PRIx32 "\n", __func__, addr,
retval);
#ifdef TARGET_WORDS_BIGENDIAN
retval = bswap32(retval);
#endif
return retval;
}
@ -484,9 +464,6 @@ static void PPC_prep_io_writew (void *opaque, target_phys_addr_t addr,
sysctrl_t *sysctrl = opaque;
addr = prep_IO_address(sysctrl, addr);
#ifdef TARGET_WORDS_BIGENDIAN
value = bswap16(value);
#endif
PPC_IO_DPRINTF("0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", addr, value);
cpu_outw(addr, value);
}
@ -498,9 +475,6 @@ static uint32_t PPC_prep_io_readw (void *opaque, target_phys_addr_t addr)
addr = prep_IO_address(sysctrl, addr);
ret = cpu_inw(addr);
#ifdef TARGET_WORDS_BIGENDIAN
ret = bswap16(ret);
#endif
PPC_IO_DPRINTF("0x" TARGET_FMT_plx " <= 0x%08" PRIx32 "\n", addr, ret);
return ret;
@ -512,9 +486,6 @@ static void PPC_prep_io_writel (void *opaque, target_phys_addr_t addr,
sysctrl_t *sysctrl = opaque;
addr = prep_IO_address(sysctrl, addr);
#ifdef TARGET_WORDS_BIGENDIAN
value = bswap32(value);
#endif
PPC_IO_DPRINTF("0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", addr, value);
cpu_outl(addr, value);
}
@ -526,9 +497,6 @@ static uint32_t PPC_prep_io_readl (void *opaque, target_phys_addr_t addr)
addr = prep_IO_address(sysctrl, addr);
ret = cpu_inl(addr);
#ifdef TARGET_WORDS_BIGENDIAN
ret = bswap32(ret);
#endif
PPC_IO_DPRINTF("0x" TARGET_FMT_plx " <= 0x%08" PRIx32 "\n", addr, ret);
return ret;
@ -691,7 +659,7 @@ static void ppc_prep_init (ram_addr_t ram_size,
/* Register 8 MB of ISA IO space (needed for non-contiguous map) */
PPC_io_memory = cpu_register_io_memory(PPC_prep_io_read,
PPC_prep_io_write, sysctrl,
DEVICE_NATIVE_ENDIAN);
DEVICE_LITTLE_ENDIAN);
cpu_register_physical_memory(0x80000000, 0x00800000, PPC_io_memory);
/* init basic PC hardware */
@ -757,12 +725,12 @@ static void ppc_prep_init (ram_addr_t ram_size,
/* PCI intack location */
PPC_io_memory = cpu_register_io_memory(PPC_intack_read,
PPC_intack_write, NULL,
DEVICE_NATIVE_ENDIAN);
DEVICE_LITTLE_ENDIAN);
cpu_register_physical_memory(0xBFFFFFF0, 0x4, PPC_io_memory);
/* PowerPC control and status register group */
#if 0
PPC_io_memory = cpu_register_io_memory(PPC_XCSR_read, PPC_XCSR_write,
NULL, DEVICE_NATIVE_ENDIAN);
NULL, DEVICE_LITTLE_ENDIAN);
cpu_register_physical_memory(0xFEFF0000, 0x1000, PPC_io_memory);
#endif