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arc: Add debug messages during relocation fixups

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This might be useful to make sure relocation fixups really
happen. And since this info gets printed only in DEBUG
build it doesn't really hurt normal execution.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
This commit is contained in:
Alexey Brodkin
2016-08-03 20:45:22 +03:00
parent e1efe43c71
commit ffffcd1594
1 changed files with 7 additions and 0 deletions
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7
arch/arc/lib/relocate.c
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@ -37,6 +37,9 @@ int do_elf_reloc_fixups(void)
Elf32_Rela *re_src = (Elf32_Rela *)(&__rel_dyn_start);
Elf32_Rela *re_end = (Elf32_Rela *)(&__rel_dyn_end);
debug("Section .rela.dyn is located at %08x-%08x\n",
(unsigned int)re_src, (unsigned int)re_end);
Elf32_Addr *offset_ptr_rom, *last_offset = NULL;
Elf32_Addr *offset_ptr_ram;
@ -52,6 +55,10 @@ int do_elf_reloc_fixups(void)
offset_ptr_ram = (Elf32_Addr *)((ulong)offset_ptr_rom +
gd->reloc_off);
debug("Patching value @ %08x (relocated to %08x)\n",
(unsigned int)offset_ptr_rom,
(unsigned int)offset_ptr_ram);
/*
* Use "memcpy" because target location might be
* 16-bit aligned on ARC so we may need to read