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| author | Imre Kaloz <kaloz@openwrt.org> | 2011-01-27 12:51:25 +0000 |
|---|---|---|
| committer | Imre Kaloz <kaloz@openwrt.org> | 2011-01-27 12:51:25 +0000 |
| commit | 0f325459eae511f5f413b4e12af576214a30320c (patch) | |
| tree | 682d14f882b81b6e936d4528cca719397b4f0164 /target/linux/leon/patches/002-sparc_uimage_target.patch | |
| parent | a361eab890a4c5143d556e08d7e775c5175bad86 (diff) | |
| download | mtk-20170518-0f325459eae511f5f413b4e12af576214a30320c.zip mtk-20170518-0f325459eae511f5f413b4e12af576214a30320c.tar.gz mtk-20170518-0f325459eae511f5f413b4e12af576214a30320c.tar.bz2 | |
add preliminary LEON support
SVN-Revision: 25139
Diffstat (limited to 'target/linux/leon/patches/002-sparc_uimage_target.patch')
| -rw-r--r-- | target/linux/leon/patches/002-sparc_uimage_target.patch | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/target/linux/leon/patches/002-sparc_uimage_target.patch b/target/linux/leon/patches/002-sparc_uimage_target.patch new file mode 100644 index 0000000..d7f2c9f --- /dev/null +++ b/target/linux/leon/patches/002-sparc_uimage_target.patch @@ -0,0 +1,79 @@ +From 234ef25344b567b3b8dad62c0863ebe16377528f Mon Sep 17 00:00:00 2001 +From: Daniel Hellstrom <daniel@gaisler.com> +Date: Tue, 14 Sep 2010 11:26:55 +0200 +Subject: [PATCH] SPARC: added U-Boot build target: uImage + +--- + arch/sparc/Makefile | 3 ++- + arch/sparc/boot/Makefile | 35 +++++++++++++++++++++++++++++++++++ + 2 files changed, 37 insertions(+), 1 deletions(-) + +--- a/arch/sparc/Makefile ++++ b/arch/sparc/Makefile +@@ -88,7 +88,7 @@ boot := arch/sparc/boot + # Default target + all: zImage + +-image zImage tftpboot.img vmlinux.aout: vmlinux ++image zImage uImage tftpboot.img vmlinux.aout: vmlinux + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ + + archclean: +@@ -102,6 +102,7 @@ ifeq ($(ARCH),sparc) + define archhelp + echo '* image - kernel image ($(boot)/image)' + echo '* zImage - stripped kernel image ($(boot)/zImage)' ++ echo ' uImage - U-Boot SPARC32/LEON Image' + echo ' tftpboot.img - image prepared for tftp' + endef + else +--- a/arch/sparc/boot/Makefile ++++ b/arch/sparc/boot/Makefile +@@ -5,6 +5,7 @@ + + ROOT_IMG := /usr/src/root.img + ELFTOAOUT := elftoaout ++MKIMAGE := $(srctree)/scripts/mkuboot.sh + + hostprogs-y := piggyback_32 piggyback_64 btfixupprep + targets := tftpboot.img btfix.o btfix.S image zImage vmlinux.aout +@@ -90,5 +91,39 @@ $(obj)/tftpboot.img: $(obj)/image $(obj) + $(obj)/vmlinux.aout: vmlinux FORCE + $(call if_changed,elftoaout) + @echo ' kernel: $@ is ready' ++else ++ ++# The following lines make a readable image for U-Boot. ++# uImage - Binary file read by U-boot ++# uImage.o - object file of uImage for loading with a ++# flash programmer understanding ELF. ++ ++OBJCOPYFLAGS_image.bin := -S -O binary -R .note -R .comment ++$(obj)/image.bin: $(obj)/image FORCE ++ $(call if_changed,objcopy) ++ ++$(obj)/image.gz: $(obj)/image.bin ++ $(call if_changed,gzip) ++ ++# Start of Main memory ++ifndef UIMAGE_LOADADDR ++UIMAGE_LOADADDR=0x40004000 + endif + ++# The first sector after the U-Boot image (256k) ++ifndef UIMAGE_FLASHADDR ++UIMAGE_FLASHADDR=0x00040000 ++endif ++ ++quiet_cmd_uimage = UIMAGE $@ ++ cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sparc -O linux -T kernel \ ++ -C gzip -a $(UIMAGE_LOADADDR) -e 0xf0004000 -n 'Linux-$(KERNELRELEASE)' \ ++ -d $< $@ ++ ++targets += uImage ++$(obj)/uImage: $(obj)/image.gz ++ $(call if_changed,uimage) ++ sparc-linux-ld -Tdata $(UIMAGE_FLASHADDR) -r -b binary arch/sparc/boot/uImage -o arch/sparc/boot/uImage.o ++ @echo ' Image $@ is ready' ++ ++endif |