diff options
Diffstat (limited to 'arch/h8300/kernel/module.c')
| -rw-r--r-- | arch/h8300/kernel/module.c | 75 | 
1 files changed, 0 insertions, 75 deletions
diff --git a/arch/h8300/kernel/module.c b/arch/h8300/kernel/module.c deleted file mode 100644 index 1d526e05db1..00000000000 --- a/arch/h8300/kernel/module.c +++ /dev/null @@ -1,75 +0,0 @@ -#include <linux/moduleloader.h> -#include <linux/elf.h> -#include <linux/vmalloc.h> -#include <linux/fs.h> -#include <linux/string.h> -#include <linux/kernel.h> - -#if 0 -#define DEBUGP printk -#else -#define DEBUGP(fmt...) -#endif - -int apply_relocate_add(Elf32_Shdr *sechdrs, -		       const char *strtab, -		       unsigned int symindex, -		       unsigned int relsec, -		       struct module *me) -{ -	unsigned int i; -	Elf32_Rela *rela = (void *)sechdrs[relsec].sh_addr; - -	DEBUGP("Applying relocate section %u to %u\n", relsec, -	       sechdrs[relsec].sh_info); -	for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rela); i++) { -		/* This is where to make the change */ -		uint32_t *loc = (uint32_t *)(sechdrs[sechdrs[relsec].sh_info].sh_addr -					     + rela[i].r_offset); -		/* This is the symbol it is referring to.  Note that all -		   undefined symbols have been resolved.  */ -		Elf32_Sym *sym = (Elf32_Sym *)sechdrs[symindex].sh_addr -			+ ELF32_R_SYM(rela[i].r_info); -		uint32_t v = sym->st_value + rela[i].r_addend; - -		switch (ELF32_R_TYPE(rela[i].r_info)) { -		case R_H8_DIR24R8: -			loc = (uint32_t *)((uint32_t)loc - 1); -			*loc = (*loc & 0xff000000) | ((*loc & 0xffffff) + v); -			break; -		case R_H8_DIR24A8: -			if (ELF32_R_SYM(rela[i].r_info)) -				*loc += v; -			break; -		case R_H8_DIR32: -		case R_H8_DIR32A16: -			*loc += v; -			break; -		case R_H8_PCREL16: -			v -= (unsigned long)loc + 2; -			if ((Elf32_Sword)v > 0x7fff ||  -			    (Elf32_Sword)v < -(Elf32_Sword)0x8000) -				goto overflow; -			else  -				*(unsigned short *)loc = v; -			break; -		case R_H8_PCREL8: -			v -= (unsigned long)loc + 1; -			if ((Elf32_Sword)v > 0x7f ||  -			    (Elf32_Sword)v < -(Elf32_Sword)0x80) -				goto overflow; -			else  -				*(unsigned char *)loc = v; -			break; -		default: -			printk(KERN_ERR "module %s: Unknown relocation: %u\n", -			       me->name, ELF32_R_TYPE(rela[i].r_info)); -			return -ENOEXEC; -		} -	} -	return 0; - overflow: -	printk(KERN_ERR "module %s: relocation offset overflow: %08x\n", -	       me->name, rela[i].r_offset); -	return -ENOEXEC; -}  | 
