| ## Copyright 2008, The Android Open Source Project |
| ## |
| ## Licensed under the Apache License, Version 2.0 (the "License"); |
| ## you may not use this file except in compliance with the License. |
| ## You may obtain a copy of the License at |
| ## |
| ## http://www.apache.org/licenses/LICENSE-2.0 |
| ## |
| ## Unless required by applicable law or agreed to in writing, software |
| ## distributed under the License is distributed on an "AS IS" BASIS, |
| ## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ## See the License for the specific language governing permissions and |
| ## limitations under the License. |
| ## |
| |
| |
| LOCAL_PATH := $(call my-dir) |
| |
| ifneq ($(TARGET_SIMULATOR),true) |
| ifeq ($(TARGET_ARCH),x86) |
| |
| include $(CLEAR_VARS) |
| |
| ############################ |
| # First, build stage1 |
| |
| LOCAL_SRC_FILES := \ |
| stage1/stage1.S |
| |
| LOCAL_CFLAGS := \ |
| -Wall -Wmissing-prototypes -Wunused -Wshadow \ |
| -Wpointer-arith -falign-jumps=1 -falign-loops=1 \ |
| -falign-functions=1 -Wundef |
| LOCAL_CFLAGS += -m32 -O2 -fno-builtin -nostdinc |
| |
| LOCAL_C_INCLUDES := $(LOCAL_PATH)/stage1 |
| |
| LOCAL_MODULE := grub_stage1 |
| LOCAL_MODULE_TAGS := eng |
| LOCAL_MODULE_PATH := $(PRODUCT_OUT)/grub |
| |
| LOCAL_SYSTEM_SHARED_LIBRARIES := |
| LOCAL_SHARED_LIBRARIES := |
| |
| include $(BUILD_RAW_EXECUTABLE) |
| |
| $(LOCAL_BUILT_MODULE) : PRIVATE_LINK_SCRIPT := |
| $(LOCAL_BUILT_MODULE) : PRIVATE_LIBS := |
| $(LOCAL_BUILT_MODULE) : PRIVATE_RAW_EXECUTABLE_LDFLAGS := \ |
| -nostdlib -N -Ttext=7C00 -melf_i386 |
| |
| ################################################################### |
| ################################################################### |
| ## For stage2, we have to do it in several parts. |
| ## 1) Build pre_stage2 that contains all the source. |
| ## 2) Get the size of pre_stage2 from (1) and generate a header file. |
| ## 3) Build the "start sector" with the header file. |
| ## 4) concatenate start + pre_stage2 into stage2. |
| ################################################################### |
| ################################################################### |
| |
| ################################### |
| ## So, build pre_stage2 target (1) |
| |
| include $(CLEAR_VARS) |
| |
| LOCAL_SRC_FILES := \ |
| stage2/asm.S \ |
| stage2/bios.c \ |
| stage2/boot.c \ |
| stage2/builtins.c \ |
| stage2/char_io.c \ |
| stage2/cmdline.c \ |
| stage2/common.c \ |
| stage2/console.c \ |
| stage2/disk_io.c \ |
| stage2/fsys_ext2fs.c \ |
| stage2/gunzip.c \ |
| stage2/serial.c \ |
| stage2/smp-imps.c \ |
| stage2/stage2.c \ |
| stage2/terminfo.c \ |
| stage2/tparm.c \ |
| stage2/preset_menu.c |
| |
| LOCAL_CFLAGS := \ |
| -Wall -Wmissing-prototypes -Wunused -Wshadow \ |
| -Wpointer-arith -falign-jumps=1 -falign-loops=1 \ |
| -falign-functions=1 -Wundef |
| |
| LOCAL_CFLAGS += -m32 -Os -fno-builtin -nostdinc |
| |
| LOCAL_CFLAGS += -DHAVE_CONFIG_H -DFSYS_EXT2FS=1 -DSUPPORT_SERIAL=1 |
| |
| LOCAL_CFLAGS += -DPRESET_MENU_EXTERNAL |
| |
| LOCAL_C_INCLUDES := \ |
| $(LOCAL_PATH)/stage1 \ |
| $(LOCAL_PATH)/stage2 |
| |
| LOCAL_MODULE := grub_pre_stage2 |
| LOCAL_MODULE_TAGS := eng |
| LOCAL_MODULE_PATH := $(PRODUCT_OUT)/grub |
| |
| LOCAL_SYSTEM_SHARED_LIBRARIES := |
| LOCAL_SHARED_LIBRARIES := |
| |
| include $(BUILD_RAW_EXECUTABLE) |
| |
| $(LOCAL_BUILT_MODULE) : PRIVATE_LINK_SCRIPT := |
| $(LOCAL_BUILT_MODULE) : PRIVATE_LIBS := |
| $(LOCAL_BUILT_MODULE) : PRIVATE_RAW_EXECUTABLE_LDFLAGS := \ |
| -nostdlib -N -Ttext=8200 -melf_i386 |
| |
| ############################################# |
| ## Generate the stage2 start file (2) + (3) |
| |
| include $(CLEAR_VARS) |
| |
| LOCAL_SRC_FILES := \ |
| stage2/start.S |
| |
| LOCAL_CFLAGS := \ |
| -Wall -Wmissing-prototypes -Wunused -Wshadow \ |
| -Wpointer-arith -falign-jumps=1 -falign-loops=1 \ |
| -falign-functions=1 -Wundef |
| |
| LOCAL_CFLAGS += -m32 -Os -fno-builtin -nostdinc |
| |
| LOCAL_CFLAGS += -DHAVE_CONFIG_H -DFSYS_EXT2FS=1 -DSUPPORT_SERIAL=1 |
| |
| LOCAL_C_INCLUDES := \ |
| $(LOCAL_PATH)/stage1 \ |
| $(LOCAL_PATH)/stage2 |
| |
| LOCAL_SYSTEM_SHARED_LIBRARIES := |
| LOCAL_SHARED_LIBRARIES := |
| |
| LOCAL_MODULE := grub_start_stage2 |
| LOCAL_MODULE_TAGS := eng |
| LOCAL_MODULE_PATH := $(PRODUCT_OUT)/grub |
| |
| # <generate the header file> |
| LOCAL_MODULE_CLASS := EXECUTABLES |
| intermediates := $(call local-intermediates-dir) |
| |
| STAGE2_SIZE_OBJ := $(intermediates)/stage2_size.h |
| $(STAGE2_SIZE_OBJ) : PRIVATE_CUSTOM_TOOL = \ |
| echo "\#define STAGE2_SIZE `stat -c '%s' $<`" > $@ |
| |
| LOCAL_GENERATED_SOURCES := $(STAGE2_SIZE_OBJ) |
| $(STAGE2_SIZE_OBJ): $(PRODUCT_OUT)/grub/grub_pre_stage2 |
| @echo "target Generating: $@" |
| $(transform-generated-source) |
| # </generate the header file> |
| |
| include $(BUILD_RAW_EXECUTABLE) |
| |
| $(all_objects): $(STAGE2_SIZE_OBJ) |
| $(LOCAL_BUILT_MODULE) : PRIVATE_LINK_SCRIPT := |
| $(LOCAL_BUILT_MODULE) : PRIVATE_LIBS := |
| $(LOCAL_BUILT_MODULE) : PRIVATE_RAW_EXECUTABLE_LDFLAGS := \ |
| -nostdlib -N -Ttext=8200 -melf_i386 |
| |
| ############################################# |
| ## Generate the real deal stage2 (4) |
| |
| include $(CLEAR_VARS) |
| |
| my_files := $(PRODUCT_OUT)/grub/grub_start_stage2 \ |
| $(PRODUCT_OUT)/grub/grub_pre_stage2 |
| |
| file := $(PRODUCT_OUT)/grub/grub_stage2 |
| $(file) : $(my_files) |
| @echo "target Creating: $@" |
| $(hide) cat $^ > $@ |
| #ALL_PREBUILT += $(file) |
| |
| |
| ############################################################################# |
| ## Generate a full stage1+stage2 bin that we can just drop @ offset 0 on disk |
| include $(CLEAR_VARS) |
| grub_stage1 := $(PRODUCT_OUT)/grub/grub_stage1 |
| grub_stage2 := $(PRODUCT_OUT)/grub/grub_stage2 |
| grub_full := $(PRODUCT_OUT)/grub/grub.bin |
| |
| $(grub_full) : $(grub_stage1) $(grub_stage2) |
| @echo "target Generating GRUB bin: $@" |
| $(hide) rm -f $@ |
| $(hide) dd if=$(grub_stage1) of=$@ bs=512 count=1 2>/dev/null |
| $(hide) dd if=$(grub_stage2) of=$@ bs=512 seek=1 2>/dev/null |
| #ALL_PREBUILT += $(grub_full) |
| |
| endif # x86 |
| endif # ! sim |
