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#
# arch/alpha/boot/Makefile
#
# This file is subject to the terms and conditions of the GNU General Public
# License. See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1994 by Linus Torvalds
#
ifdef CONFIG_CROSSCOMPILE
# enable this for linking under OSF/1:
LINKFLAGS = -non_shared -T 0x20000000 -N
else
elf=$(shell if $(LD) --help | grep elf64alpha >/dev/null; then echo yes; fi)
ifeq ($(elf),yes)
LINKFLAGS = -static -Ttext 0x20000000 -N
else
LINKFLAGS = -static -T bootloader.lds -N
endif
endif
.S.s:
$(CC) -D__ASSEMBLY__ -traditional -E -o $*.o $<
.S.o:
$(CC) -D__ASSEMBLY__ -traditional -c -o $*.o $<
OBJECTS = head.o main.o
BPOBJECTS = head.o bootp.o
TARGETS = vmlinux.gz tools/objstrip # also needed by aboot & milo
VMLINUX = $(TOPDIR)/vmlinux
OBJSTRIP = tools/objstrip
all: $(TARGETS)
@echo Ready to install kernel in $(shell pwd)/vmlinux.gz
# normally no need to build these:
rawboot: vmlinux.nh tools/lxboot tools/bootlx
msb: tools/lxboot tools/bootlx vmlinux.nh
( cat tools/lxboot tools/bootlx vmlinux.nh ) > /dev/rz0a
disklabel -rw rz0 'linux' tools/lxboot tools/bootlx
bootimage: tools/mkbb tools/lxboot tools/bootlx vmlinux.nh
( cat tools/lxboot tools/bootlx vmlinux.nh ) > bootimage
tools/mkbb bootimage tools/lxboot
bootpfile: tools/bootph vmlinux.nh
( cat tools/bootph vmlinux.nh ) > bootpfile
srmboot: bootdevice bootimage
dd if=bootimage of=$(BOOTDEV) bs=512 seek=1 skip=1
tools/mkbb $(BOOTDEV) tools/lxboot
bootdevice:
@test "$(BOOTDEV)" != "" || (echo You must specify BOOTDEV ; exit -1)
vmlinux.gz: vmlinux
gzip -fv vmlinux
#
# A raw binary without header. Used by raw boot.
#
main.o: ksize.h
bootp.o: ksize.h
ksize.h: $(OBJSTRIP) vmlinux.nh
echo "#define KERNEL_SIZE `$(OBJSTRIP) -p vmlinux.nh /dev/null`" > $@
vmlinux.nh: $(VMLINUX) $(OBJSTRIP)
ifeq ($(elf),yes)
cp $(VMLINUX) vmlinux.stripped
strip vmlinux.stripped # work around ELF binutils bug...
$(OBJSTRIP) -v vmlinux.stripped vmlinux.nh
rm -f vmlinux.stripped
else
$(OBJSTRIP) -v $(VMLINUX) vmlinux.nh
endif
vmlinux: $(TOPDIR)/vmlinux
cp $(TOPDIR)/vmlinux vmlinux
strip vmlinux
tools/lxboot: $(OBJSTRIP) bootloader
$(OBJSTRIP) -p bootloader tools/lxboot
tools/bootlx: bootloader $(OBJSTRIP)
$(OBJSTRIP) -vb bootloader tools/bootlx
tools/bootph: bootpheader $(OBJSTRIP)
$(OBJSTRIP) -vb bootpheader tools/bootph
$(OBJSTRIP): $(OBJSTRIP).c
$(HOSTCC) $(OBJSTRIP).c -o $(OBJSTRIP)
tools/mkbb: tools/mkbb.c
$(HOSTCC) tools/mkbb.c -o tools/mkbb
bootloader: $(OBJECTS)
$(LD) $(LINKFLAGS) \
$(OBJECTS) \
$(LIBS) \
-o bootloader && strip bootloader || \
(rm -f bootloader && exit 1)
bootpheader: $(BPOBJECTS)
$(LD) $(LINKFLAGS) \
$(BPOBJECTS) \
$(LIBS) \
-o bootpheader && strip bootpheader || \
(rm -f bootpheader && exit 1)
clean:
rm -f $(TARGETS) bootloader bootimage vmlinux.nh \
tools/mkbb tools/bootlx tools/lxboot ksize.h
dep:
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