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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-07 18:02:53 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-16 10:46:18 +0200 |
| commit | 1dff7e414d78d5fd8ff62a57b67617aa1f73e532 (patch) | |
| tree | 48c3360c0536ce6096a50b774ed8c7d121b46dc2 /arch/efi/Makefile | |
| parent | 3475ba2a1da1358697297a3cf9337eed10b69695 (diff) | |
| download | barebox-1dff7e414d78d5fd8ff62a57b67617aa1f73e532.tar.gz barebox-1dff7e414d78d5fd8ff62a57b67617aa1f73e532.tar.xz | |
Add initial EFI architecture support
This adds support for running barebox in an EFI environment
on X86 PC hardware.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/efi/Makefile')
| -rw-r--r-- | arch/efi/Makefile | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/efi/Makefile b/arch/efi/Makefile new file mode 100644 index 0000000000..af280859f0 --- /dev/null +++ b/arch/efi/Makefile @@ -0,0 +1,41 @@ +CFLAGS += -fpic -fshort-wchar -mno-sse -mno-mmx + +ifeq ($(CONFIG_X86_32),y) + UTS_MACHINE := i386 + biarch := $(call cc-option,-m32) + AFLAGS += $(biarch) + CFLAGS += $(biarch) + TARGET = efi-app-ia32 +else + UTS_MACHINE := x86_64 + AFLAGS += -m64 + CFLAGS += -m64 -mno-red-zone + TARGET = efi-app-x86_64 +endif + +lds-$(CONFIG_X86_32) := arch/efi/lib/elf_ia32_efi.lds +lds-$(CONFIG_X86_64) := arch/efi/lib/elf_x86_64_efi.lds + +cmd_barebox__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_barebox) -o $@ \ + -T $(lds-y) \ + -shared -Bsymbolic -nostdlib -znocombreloc \ + --start-group $(barebox-common) \ + --end-group \ + $(filter-out $(barebox-lds) $(barebox-common) FORCE ,$^) + +quiet_cmd_efi_image = EFI-IMG $@ + cmd_efi_image = objcopy -j .text -j .sdata -j .data -j .dynamic \ + -j .dynsym -j .rel -j .rela -j .reloc -j __barebox_initcalls \ + -j __barebox_cmd -j .barebox_magicvar -j .bbenv.* \ + --target=$(TARGET) $< $@ + +KBUILD_BINARY := barebox + +LDFLAGS := -m elf_$(UTS_MACHINE) --no-undefined + +barebox.efi: $(KBUILD_BINARY) FORCE + $(call if_changed,efi_image) + +KBUILD_IMAGE := barebox.efi + +common-y += arch/efi/efi/ arch/efi/lib/ |