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changeset 1:10316df81650

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start to write efi source of "bootx64.c".
author one
date Thu, 13 Dec 2012 03:46:48 +0900
parents e091e06fdd2d
children 0fefb1d94991
files Makefile bootx64.c
diffstat 2 files changed, 41 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/Makefile	Fri Nov 16 15:57:56 2012 +0900
+++ b/Makefile	Thu Dec 13 03:46:48 2012 +0900
@@ -1,6 +1,34 @@
-include Makefile.def
+ARCH	=$(shell uname -m |sed s,i[3456789]86,ia32,)
+LIB_PATH	= /usr/lib64
+EFI_INCLUDE	= /usr/include/efi
+EFI_INCLUDES	= -nostdinc -I$(EFI_INCLUDE) -I$(EFI_INCLUDE)/$(ARCH) -I$(EFI_INCLUDE)/protocol
+
+EFI_PATH        = /usr/lib64/gnuefi
+EFI_CRT_OBJS    = $(EFI_PATH)/crt0-efi-$(ARCH).o
+EFI_LDS         = $(EFI_PATH)/elf_$(ARCH)_efi.lds
+
+CFLAGS          = -fno-stack-protector -fpic -fshort-wchar -mno-red-zone $(EFI_INCLUDES)
+ifeq ($(ARCH),x86_64)
+	CFLAGS  += -DEFI_FUNCTION_WRAPPER
+endif
+
+LDFLAGS         = -nostdlib -znocombreloc -T $(EFI_LDS) -shared -Bsymbolic -L$(EFI_PATH) -L$(LIB_PATH) \
+                  $(EFI_CRT_OBJS) -lefi -lgnuefi
 
-TARGET = BOOTX86.EFI
+TARGET  = bootx64.efi
+OBJS    = bootx64.o
+SOURCES = bootx64.c
+
+all: $(TARGET)
+
+bootx64.so: $(OBJS)
+	$(LD) -o $@ $(LDFLAGS) $^ $(EFI_LIBS)
 
-$(TARGET): bootx86.c
-	$(CC) bootx86.c
+%.efi: %.so
+	objcopy -j .text -j .sdata -j .data \
+                -j .dynamic -j .dynsym  -j .rel \
+                -j .rela -j .reloc -j .eh_frame \
+                --target=efi-app-$(ARCH) $^ $@
+
+clean:
+	rm -rf $(TARGET) *.o *.so
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bootx64.c	Thu Dec 13 03:46:48 2012 +0900
@@ -0,0 +1,9 @@
+#include <efi.h>
+#include <efilib.h>
+
+EFI_STATUS
+efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *system_tab)
+{
+    EFI_STATUS ret = EFI_LOAD_ERROR;
+    return ret;
+}