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authorPaul Mackerras <paulus@samba.org>2005-11-16 13:38:21 +1100
committerPaul Mackerras <paulus@samba.org>2005-11-16 13:52:21 +1100
commit94b212c29f685ca54b5689a8e89ac7671c43d651 (patch)
tree356266520a5ba530b2a5b77b68e90e87a2402ecb /arch/powerpc/Makefile
parent7486a38f683d49e6f8b2b9050ff06778b151a40c (diff)
downloadop-kernel-dev-94b212c29f685ca54b5689a8e89ac7671c43d651.zip
op-kernel-dev-94b212c29f685ca54b5689a8e89ac7671c43d651.tar.gz
powerpc: Move ppc64 boot wrapper code over to arch/powerpc
This also extends the code to handle 32-bit ELF vmlinux files as well as 64-bit ones. This is sufficient for booting on new-world 32-bit powermacs (i.e. all recent machines). Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/Makefile')
-rw-r--r--arch/powerpc/Makefile25
1 files changed, 7 insertions, 18 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index d41ad2e..99dbea8 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -14,10 +14,6 @@
HAS_BIARCH := $(call cc-option-yn, -m32)
-ifeq ($(CONFIG_PPC64),y)
-OLDARCH := ppc64
-SZ := 64
-
# Set default 32 bits cross compilers for vdso and boot wrapper
CROSS32_COMPILE ?=
@@ -37,6 +33,10 @@ endif
export CROSS32CC CROSS32AS CROSS32LD CROSS32OBJCOPY
+ifeq ($(CONFIG_PPC64),y)
+OLDARCH := ppc64
+SZ := 64
+
new_nm := $(shell if $(NM) --help 2>&1 | grep -- '--synthetic' > /dev/null; then echo y; else echo n; fi)
ifeq ($(new_nm),y)
@@ -139,7 +139,7 @@ drivers-$(CONFIG_CPM2) += arch/ppc/8260_io/
drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
-defaultimage-$(CONFIG_PPC32) := uImage zImage
+defaultimage-$(CONFIG_PPC32) := zImage
defaultimage-$(CONFIG_PPC_ISERIES) := vmlinux
defaultimage-$(CONFIG_PPC_PSERIES) := zImage
KBUILD_IMAGE := $(defaultimage-y)
@@ -154,23 +154,13 @@ BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm
.PHONY: $(BOOT_TARGETS)
-boot := arch/$(OLDARCH)/boot
+boot := arch/$(ARCH)/boot
-# urk
-ifeq ($(CONFIG_PPC64),y)
$(BOOT_TARGETS): vmlinux
$(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
-else
-$(BOOT_TARGETS): vmlinux
- $(Q)$(MAKE) ARCH=ppc $(build)=$(boot) $@
-endif
-
-uImage: vmlinux
- $(Q)$(MAKE) ARCH=$(OLDARCH) $(build)=$(boot)/images $(boot)/images/$@
define archhelp
- @echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/images/zImage.*)'
- @echo ' uImage - Create a bootable image for U-Boot / PPCBoot'
+ @echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)'
@echo ' install - Install kernel using'
@echo ' (your) ~/bin/installkernel or'
@echo ' (distribution) /sbin/installkernel or'
@@ -180,7 +170,6 @@ endef
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
- # Temporary hack until we have migrated to asm-powerpc
$(Q)rm -rf arch/$(ARCH)/include
archprepare: checkbin
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