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authorHarvey Harrison <harvey.harrison@gmail.com>2008-05-28 16:38:17 -0700
committerPaul Mundt <lethal@linux-sh.org>2008-06-02 12:30:00 +0900
commit1f9d29493992ddd6af6b3e313a603770f29c0408 (patch)
treeac5bcf226c1ea0f761c035c7ec57b301cd78a24f /arch/sh/kernel/module.c
parent2beb0e2893b900fa5fb07ccf73a976c06a93b764 (diff)
sh: module.c use kernel unaligned helpers
Replace the COPY_UNALIGNED_WORD helper. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/module.c')
-rw-r--r--arch/sh/kernel/module.c39
1 files changed, 5 insertions, 34 deletions
diff --git a/arch/sh/kernel/module.c b/arch/sh/kernel/module.c
index b3d0a03b4c7..5482e65375a 100644
--- a/arch/sh/kernel/module.c
+++ b/arch/sh/kernel/module.c
@@ -30,6 +30,7 @@
#include <linux/fs.h>
#include <linux/string.h>
#include <linux/kernel.h>
+#include <asm/unaligned.h>
void *module_alloc(unsigned long size)
{
@@ -56,34 +57,6 @@ int module_frob_arch_sections(Elf_Ehdr *hdr,
return 0;
}
-#ifdef CONFIG_SUPERH32
-#define COPY_UNALIGNED_WORD(sw, tw, align) \
-{ \
- void *__s = &(sw), *__t = &(tw); \
- unsigned short *__s2 = __s, *__t2 = __t; \
- unsigned char *__s1 = __s, *__t1 = __t; \
- switch ((align)) \
- { \
- case 0: \
- *(unsigned long *) __t = *(unsigned long *) __s; \
- break; \
- case 2: \
- *__t2++ = *__s2++; \
- *__t2 = *__s2; \
- break; \
- default: \
- *__t1++ = *__s1++; \
- *__t1++ = *__s1++; \
- *__t1++ = *__s1++; \
- *__t1 = *__s1; \
- break; \
- } \
-}
-#else
-/* One thing SHmedia doesn't screw up! */
-#define COPY_UNALIGNED_WORD(sw, tw, align) { (tw) = (sw); }
-#endif
-
int apply_relocate_add(Elf32_Shdr *sechdrs,
const char *strtab,
unsigned int symindex,
@@ -96,7 +69,6 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
Elf32_Addr relocation;
uint32_t *location;
uint32_t value;
- int align;
pr_debug("Applying relocate section %u to %u\n", relsec,
sechdrs[relsec].sh_info);
@@ -109,7 +81,6 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
sym = (Elf32_Sym *)sechdrs[symindex].sh_addr
+ ELF32_R_SYM(rel[i].r_info);
relocation = sym->st_value + rel[i].r_addend;
- align = (int)location & 3;
#ifdef CONFIG_SUPERH64
/* For text addresses, bit2 of the st_other field indicates
@@ -122,15 +93,15 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
switch (ELF32_R_TYPE(rel[i].r_info)) {
case R_SH_DIR32:
- COPY_UNALIGNED_WORD (*location, value, align);
+ value = get_unaligned(location);
value += relocation;
- COPY_UNALIGNED_WORD (value, *location, align);
+ put_unaligned(value, location);
break;
case R_SH_REL32:
relocation = (relocation - (Elf32_Addr) location);
- COPY_UNALIGNED_WORD (*location, value, align);
+ value = get_unaligned(location);
value += relocation;
- COPY_UNALIGNED_WORD (value, *location, align);
+ put_unaligned(value, location);
break;
case R_SH_IMM_LOW16:
*location = (*location & ~0x3fffc00) |