From: Felix Fietkau Date: Sat, 18 Nov 2006 18:04:28 +0000 (+0000) Subject: add lzma kernel compression support for au1000 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=114ffaa1b558be2238e8c842b8ed57d4f2ff006d;p=librecmc%2Flibrecmc.git add lzma kernel compression support for au1000 SVN-Revision: 5562 --- diff --git a/target/image/au1000/Makefile b/target/image/au1000/Makefile index 0fb3cb2229..fa3f06e318 100644 --- a/target/image/au1000/Makefile +++ b/target/image/au1000/Makefile @@ -7,16 +7,49 @@ include $(TOPDIR)/rules.mk include $(INCLUDE_DIR)/image.mk +LOADADDR = 0x81000000 # RAM start + 16M +KERNEL_ENTRY = 0x80100000 +RAMSIZE = 0x00100000 # 1MB + +FLASH_KERNEL := 0xBFD00000 +FLASH_FS := 0xBE000000 + +LOADER_MAKEOPTS= \ + KDIR=$(KDIR) \ + LOADADDR=$(LOADADDR) \ + KERNEL_ENTRY=$(KERNEL_ENTRY) \ + RAMSIZE=$(RAMSIZE) + define Build/Clean + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean endef +DROP_SECTIONS := .reginfo .mdebug .comment .note .pdr .options .MIPS.options +OBJCOPY_KERNEL := $(TARGET_CROSS)objcopy -S -O srec $(addprefix --remove-section=,$(DROP_SECTIONS)) + define Image/Prepare + cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma + + # Build RAM image + $(MAKE) -C ../generic/lzma-loader \ + $(LOADER_MAKEOPTS) \ + clean compile + $(OBJCOPY_KERNEL) $(KDIR)/loader.elf $(KDIR)/kernel.ram.srec + + # Build Flash image + $(MAKE) -C ../generic/lzma-loader \ + $(LOADER_MAKEOPTS) \ + IMAGE_COPY=1 \ + LOADER_ENTRY=$(FLASH_KERNEL) \ + LOADER_TYPE=_flash \ + clean compile + $(OBJCOPY_KERNEL) $(KDIR)/loader_flash.elf $(KDIR)/kernel.flash.srec endef define Image/Build - $(TARGET_CROSS)objcopy -O srec -I binary --adjust-vma 0xbe000000 $(KDIR)/root.$(1) $(KDIR)/root.$(1).srec + $(TARGET_CROSS)objcopy -O srec -I binary --adjust-vma $(FLASH_FS) $(KDIR)/root.$(1) $(KDIR)/root.$(1).srec grep -v S7 $(KDIR)/root.$(1).srec > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img - grep -v S0 $(LINUX_DIR)/arch/mips/boot/compressed/images/zImage.flash.srec >> $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img + grep -v S0 $(KDIR)/kernel.flash.srec >> $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img endef $(eval $(call BuildImage)) diff --git a/target/image/generic/lzma-loader/Makefile b/target/image/generic/lzma-loader/Makefile index 5bd01eefb6..e3a98afbce 100644 --- a/target/image/generic/lzma-loader/Makefile +++ b/target/image/generic/lzma-loader/Makefile @@ -11,7 +11,7 @@ include $(TOPDIR)/rules.mk PKG_NAME := loader PKG_VERSION := 0.05 -PKG_BUILD_DIR := $(KDIR)/$(PKG_NAME)-$(PKG_VERSION) +PKG_BUILD_DIR := $(KDIR)/$(PKG_NAME)-$(PKG_VERSION)$(LOADER_TYPE) $(PKG_BUILD_DIR)/.prepared: mkdir $(PKG_BUILD_DIR) @@ -30,12 +30,12 @@ $(PKG_BUILD_DIR)/lzma.elf: $(PKG_BUILD_DIR)/.prepared $(PKG_BUILD_DIR)/vmlinux.l $(PKG_BUILD_DIR)/vmlinux.lzma: $(KDIR)/vmlinux.lzma $(CP) $< $@ -$(KDIR)/loader.elf: $(PKG_BUILD_DIR)/lzma.elf +$(KDIR)/loader$(LOADER_TYPE).elf: $(PKG_BUILD_DIR)/lzma.elf $(CP) $< $@ download: prepare: $(PKG_BUILD_DIR)/.prepared -compile: $(KDIR)/loader.elf +compile: $(KDIR)/loader$(LOADER_TYPE).elf install: clean: diff --git a/target/image/generic/lzma-loader/src/Makefile b/target/image/generic/lzma-loader/src/Makefile index d4a100df4b..dbe9019f2b 100644 --- a/target/image/generic/lzma-loader/src/Makefile +++ b/target/image/generic/lzma-loader/src/Makefile @@ -44,6 +44,7 @@ kernel.o: vmlinux.lzma lzma.lds $(LD) -r -b binary --oformat $(O_FORMAT) -o $@ $< ifeq ($(IMAGE_COPY),1) +LOADER_ENTRY ?= $(KERNEL_ENTRY) lzma.o: decompress.o LzmaDecode.o kernel.o sed -e 's,@LOADADDR@,$(LOADADDR),g' -e 's,@ENTRY@,entry,g' lzma.lds.in >lzma-stage2.lds $(LD) -static --no-warn-mismatch -e entry -Tlzma-stage2.lds -o temp-$@ $^ @@ -52,7 +53,7 @@ lzma.o: decompress.o LzmaDecode.o kernel.o $(LD) -no-warn-mismatch -T lzma-data.lds -r -o $@ -b binary lzma.tmp --oformat $(O_FORMAT) lzma.elf: start.o lzma.o - sed -e 's,@LOADADDR@,$(KERNEL_ENTRY),g' lzma-copy.lds.in >lzma-copy.lds + sed -e 's,@LOADADDR@,$(LOADER_ENTRY),g' lzma-copy.lds.in >lzma-copy.lds $(LD) -s -Tlzma-copy.lds -o $@ $^ else lzma.elf: start.o decompress.o LzmaDecode.o kernel.o