From 05448b64c0d737d0e5cd1b3d658058ca14a92b80 Mon Sep 17 00:00:00 2001
From: kaloz <kaloz@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Thu, 27 Jan 2011 12:51:25 +0000
Subject: [target/leon]: add preliminary LEON support

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25139 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../leon/patches/002-sparc_uimage_target.patch     | 79 ++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 target/linux/leon/patches/002-sparc_uimage_target.patch

(limited to 'target/linux/leon/patches/002-sparc_uimage_target.patch')

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 000000000..d7f2c9f89
--- /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
-- 
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