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RISC-V: Support ADD32 relocation type in kernel module

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Signed-off-by: Zong Li <zong@andestech.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
This commit is contained in:
Zong Li 2018-03-15 16:50:48 +08:00 committed by Palmer Dabbelt
parent 29e405cd88
commit 8e691b1676
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1 changed files with 8 additions and 0 deletions
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8
arch/riscv/kernel/module.c
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@ -249,6 +249,13 @@ static int apply_r_riscv_align_rela(struct module *me, u32 *location,
return -EINVAL;
}
static int apply_r_riscv_add32_rela(struct module *me, u32 *location,
Elf_Addr v)
{
*(u32 *)location += (*(u32 *)v);
return 0;
}
static int (*reloc_handlers_rela[]) (struct module *me, u32 *location,
Elf_Addr v) = {
[R_RISCV_64] = apply_r_riscv_64_rela,
@ -267,6 +274,7 @@ static int (*reloc_handlers_rela[]) (struct module *me, u32 *location,
[R_RISCV_CALL] = apply_r_riscv_call_rela,
[R_RISCV_RELAX] = apply_r_riscv_relax_rela,
[R_RISCV_ALIGN] = apply_r_riscv_align_rela,
[R_RISCV_ADD32] = apply_r_riscv_add32_rela,
};
int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,