From 981dca69f6a1df3b71f45350499cda12a40fd5ee Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 4 Aug 2015 12:33:44 -0600 Subject: [PATCH] x86: Support skipping relocation for EFI When running as an EFI application we must skip relocation. Add support for this in the x86 relocation code. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- arch/x86/lib/relocate.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/x86/lib/relocate.c b/arch/x86/lib/relocate.c index 1a62142..9e748d2 100644 --- a/arch/x86/lib/relocate.c +++ b/arch/x86/lib/relocate.c @@ -28,6 +28,8 @@ int copy_uboot_to_ram(void) { size_t len = (size_t)&__data_end - (size_t)&__text_start; + if (gd->flags & GD_FLG_SKIP_RELOC) + return 0; memcpy((void *)gd->relocaddr, (void *)&__text_start, len); return 0; @@ -38,6 +40,8 @@ int clear_bss(void) ulong dst_addr = (ulong)&__bss_start + gd->reloc_off; size_t len = (size_t)&__bss_end - (size_t)&__bss_start; + if (gd->flags & GD_FLG_SKIP_RELOC) + return 0; memset((void *)dst_addr, 0x00, len); return 0; @@ -58,6 +62,8 @@ int do_elf_reloc_fixups(void) /* The size of the region of u-boot that runs out of RAM. */ uintptr_t size = (uintptr_t)&__bss_end - (uintptr_t)&__text_start; + if (gd->flags & GD_FLG_SKIP_RELOC) + return 0; if (re_src == re_end) panic("No relocation data"); -- 2.7.4