mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-21 07:59:55 +02:00
101 lines
2.9 KiB
Makefile
101 lines
2.9 KiB
Makefile
|
#
|
||
|
|
# Makefile for Broadcom BCM947XX boards
|
||
|
|
#
|
||
|
|
# Copyright 2001-2003, Broadcom Corporation
|
||
|
|
# All Rights Reserved.
|
||
|
|
#
|
||
|
|
# THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
|
||
|
|
# KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
|
||
|
|
# SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
|
||
|
|
# FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
|
||
|
|
#
|
||
|
|
# $Id$
|
||
|
|
#
|
||
|
|
# Copyright 2004 Manuel Novoa III <mjn3@codepoet.org>
|
||
|
|
# Modified to support bzip'd kernels.
|
||
|
|
# Of course, it would be better to integrate bunzip capability into CFE.
|
||
|
|
#
|
||
|
|
|
||
|
|
# Link at 3 MB offset in RAM
|
||
|
|
#TEXT_START ?= 0x80300000
|
||
|
|
TEXT_START ?= 0x80001000
|
||
|
|
BZ_MEM_TOP := 0x81000000
|
||
|
|
BZ_TEXT_START := BZ_MEM_TOP-0x4000
|
||
|
|
BZ_STACK_TOP := BZ_TEXT_START-4
|
||
|
|
|
||
|
|
OBJCOPY := $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
|
||
|
|
|
||
|
|
SRCBASE := $(TOPDIR)/../..
|
||
|
|
VPATH := $(SRCBASE)/shared
|
||
|
|
ASFLAGS += -D__ASSEMBLY__ -I$(SRCBASE)/include -DLOADADDR=$(LOADADDR)
|
||
|
|
ASFLAGS += -DBZ_MEM_TOP=$(BZ_MEM_TOP)
|
||
|
|
ASFLAGS += -DBZ_TEXT_START=$(BZ_TEXT_START)
|
||
|
|
ASFLAGS += -DBZ_STACK_TOP=$(BZ_STACK_TOP)
|
||
|
|
CFLAGS += -I$(SRCBASE)/include -DLOADADDR=$(LOADADDR)
|
||
|
|
CFLAGS += -DBZ_MEM_TOP=$(BZ_MEM_TOP)
|
||
|
|
CFLAGS += -DBZ_TEXT_START=$(BZ_TEXT_START)
|
||
|
|
CFLAGS += -DBZ_STACK_TOP=$(BZ_STACK_TOP)
|
||
|
|
ifdef CONFIG_MCOUNT
|
||
|
|
CFLAGS := $(subst -pg,,$(CFLAGS))
|
||
|
|
endif
|
||
|
|
CFLAGS += -ffunction-sections $(call check_gcc, -fvtable-gc, )
|
||
|
|
SEDFLAGS := s/BZ_TEXT_START/$(BZ_TEXT_START)/;s/BZ_MEM_TOP/$(BZ_MEM_TOP)/;s/TEXT_START/$(TEXT_START)/
|
||
|
|
|
||
|
|
SYSTEM ?= $(TOPDIR)/vmlinux
|
||
|
|
OBJECTS := head.o data.o
|
||
|
|
|
||
|
|
all: bzImage vmlinuz
|
||
|
|
|
||
|
|
# Don't build dependencies, this may die if $(CC) isn't gcc
|
||
|
|
dep:
|
||
|
|
|
||
|
|
# Create a gzipped version named vmlinuz for compatibility
|
||
|
|
vmlinuz: piggy
|
||
|
|
gzip -c9 $< > $@
|
||
|
|
|
||
|
|
# Our bzImage is a gzip'd binary that decompresses and runs
|
||
|
|
# the appended bzip'd kernel.
|
||
|
|
bzImage: bzLoaderImage.gz piggz
|
||
|
|
cat bzLoaderImage.gz piggz > $@
|
||
|
|
|
||
|
|
bzLoaderImage.gz: bzLoaderImage
|
||
|
|
gzip -nc9 $< > $@
|
||
|
|
|
||
|
|
bzLoaderImage: bzLoader
|
||
|
|
$(OBJCOPY) $< $@
|
||
|
|
|
||
|
|
bzLoader: vmlinux.lds $(OBJECTS)
|
||
|
|
$(LD) -static --gc-sections -no-warn-mismatch -T vmlinux.lds -o $@ $(OBJECTS)
|
||
|
|
|
||
|
|
vmlinux.lds: vmlinux.lds.in Makefile
|
||
|
|
@sed "$(SEDFLAGS)" < $< > $@
|
||
|
|
|
||
|
|
piggz: piggy
|
||
|
|
bzip2 -c9 $< > $@
|
||
|
|
|
||
|
|
piggy: $(SYSTEM)
|
||
|
|
$(OBJCOPY) $< $@
|
||
|
|
|
||
|
|
data.o: data.lds data.image
|
||
|
|
$(LD) -no-warn-mismatch -T data.lds -r -o $@ -b binary data.image -b elf32-tradlittlemips
|
||
|
|
|
||
|
|
data.lds:
|
||
|
|
@echo "SECTIONS { .data : { code_start = .; *(.data) code_stop = .; }}" > $@
|
||
|
|
|
||
|
|
data.image: decompress_bunzip2.image
|
||
|
|
$(OBJCOPY) $< $@
|
||
|
|
|
||
|
|
decompress_bunzip2.image: decompress_bunzip2.lds decompress_bunzip2.o
|
||
|
|
$(LD) -static --gc-sections -no-warn-mismatch -T decompress_bunzip2.lds -o $@ decompress_bunzip2.o
|
||
|
|
|
||
|
|
decompress_bunzip2.lds: decompress_bunzip2.lds.in Makefile
|
||
|
|
@sed "$(SEDFLAGS)" < $< > $@
|
||
|
|
|
||
|
|
mrproper: clean
|
||
|
|
|
||
|
|
clean:
|
||
|
|
rm -f vmlinux vmlinuz piggz piggy *.lds *.o \
|
||
|
|
bzLoader bzLoaderImage bzLoaderImage.gz bzImage \
|
||
|
|
data.lds data.image \
|
||
|
|
decompress_bunzip2.lds decompress_bunzip2.image
|