From ac1c30d10986372909b167e70c6efa9ccf82a09b Mon Sep 17 00:00:00 2001
From: Jim Ma <majinjing3@gmail.com>
Date: Fri, 10 Mar 2023 17:08:41 +0800
Subject: [PATCH] update apply_relocate_add for R_X86_64_PC64 and
 R_X86_64_PLT32 (#11)

For SA6400 DSM 7.2, there are many errors when load modules: "Unknown rela relocation: 4"
The root cause is that the apply_relocate_add is outdated, so update it here.
---
 shim/bios_shim.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/shim/bios_shim.c b/shim/bios_shim.c
index db4a835..55f7c34 100644
--- a/shim/bios_shim.c
+++ b/shim/bios_shim.c
@@ -344,9 +344,14 @@ static int _apply_relocate_add(Elf64_Shdr *sechdrs, const char *strtab, unsigned
                 goto overflow;
                 break;
             case R_X86_64_PC32:
+            case R_X86_64_PLT32:
                 val -= (u64)loc;
                 *(u32 *)loc = val;
                 break;
+            case R_X86_64_PC64:
+                val -= (u64)loc;
+                *(u64 *)loc = val;
+                break;
             default:
                 pr_err("%s: Unknown rela relocation: %llu\n",
                        me->name, ELF64_R_TYPE(rel[i].r_info));