#include <linux/uaccess.h>
#include <asm/disasm.h>
+#ifdef CONFIG_CPU_BIG_ENDIAN
+#define BE 1
+#define FIRST_BYTE_16 "swap %1, %1\n swape %1, %1\n"
+#define FIRST_BYTE_32 "swape %1, %1\n"
+#else
+#define BE 0
+#define FIRST_BYTE_16
+#define FIRST_BYTE_32
+#endif
+
#define __get8_unaligned_check(val, addr, err) \
__asm__( \
"1: ldb.ab %1, [%2, 1]\n" \
do { \
unsigned int err = 0, v, a = addr; \
__get8_unaligned_check(v, a, err); \
- val = v ; \
+ val = v << ((BE) ? 8 : 0); \
__get8_unaligned_check(v, a, err); \
- val |= v << 8; \
+ val |= v << ((BE) ? 0 : 8); \
if (err) \
goto fault; \
} while (0)
do { \
unsigned int err = 0, v, a = addr; \
__get8_unaligned_check(v, a, err); \
- val = v << 0; \
+ val = v << ((BE) ? 24 : 0); \
__get8_unaligned_check(v, a, err); \
- val |= v << 8; \
+ val |= v << ((BE) ? 16 : 8); \
__get8_unaligned_check(v, a, err); \
- val |= v << 16; \
+ val |= v << ((BE) ? 8 : 16); \
__get8_unaligned_check(v, a, err); \
- val |= v << 24; \
+ val |= v << ((BE) ? 0 : 24); \
if (err) \
goto fault; \
} while (0)
unsigned int err = 0, v = val, a = addr;\
\
__asm__( \
+ FIRST_BYTE_16 \
"1: stb.ab %1, [%2, 1]\n" \
" lsr %1, %1, 8\n" \
"2: stb %1, [%2]\n" \
#define put32_unaligned_check(val, addr) \
do { \
unsigned int err = 0, v = val, a = addr;\
- __asm__( \
\
+ __asm__( \
+ FIRST_BYTE_32 \
"1: stb.ab %1, [%2, 1]\n" \
" lsr %1, %1, 8\n" \
"2: stb.ab %1, [%2, 1]\n" \