From e9c19c7de9578ea171880d8e650170582f20c579 Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Thu, 27 Mar 2008 15:44:14 +0000
Subject: Create a dummy sit package for 2.4 kernelsq

SVN-Revision: 10668
---
 target/linux/atheros/image/Makefile                | 33 +++++++++++++++++++++-
 .../generic-2.6/image/lzma-loader/src/Makefile     |  4 +--
 .../generic-2.6/image/lzma-loader/src/decompress.c |  3 ++
 3 files changed, 37 insertions(+), 3 deletions(-)

(limited to 'target/linux')

diff --git a/target/linux/atheros/image/Makefile b/target/linux/atheros/image/Makefile
index eb335e0667..b8ca313e0d 100644
--- a/target/linux/atheros/image/Makefile
+++ b/target/linux/atheros/image/Makefile
@@ -7,12 +7,34 @@
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
-define Image/BuildKernel
+LOADADDR = 0x81000000           # RAM start + 16M
+KERNEL_ENTRY = 0x80041000
+RAMSIZE = 0x00100000            # 1MB
+IMAGE_COPY = 1
+
+LOADER_MAKEOPTS= \
+		KDIR=$(KDIR) \
+		LOADADDR=$(LOADADDR) \
+		KERNEL_ENTRY=$(KERNEL_ENTRY) \
+		RAMSIZE=$(RAMSIZE) \
+		IMAGE_COPY=$(IMAGE_COPY)
+
+define Build/Clean
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean
+endef
+        
+define Image/Prepare
 	cp $(KDIR)/vmlinux.elf $(BIN_DIR)/openwrt-$(BOARD)-vmlinux.elf
 	gzip -9 -c $(KDIR)/vmlinux > $(KDIR)/vmlinux.bin.gz
 	$(STAGING_DIR_HOST)/bin/lzma e $(KDIR)/vmlinux $(KDIR)/vmlinux.bin.l7
 	dd if=$(KDIR)/vmlinux.bin.l7 of=$(BIN_DIR)/openwrt-$(BOARD)-vmlinux.lzma bs=65536 conv=sync
 	dd if=$(KDIR)/vmlinux.bin.gz of=$(BIN_DIR)/openwrt-$(BOARD)-vmlinux.gz bs=65536 conv=sync
+	cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
+endef
+
+define Image/BuildKernel
+	$(CP) $(KDIR)/loader.bin $(BIN_DIR)/openwrt-$(BOARD)-vmlinux
 endef
 
 define Image/Build/squashfs
@@ -24,5 +46,14 @@ define Image/Build
 	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-root.$(1) bs=128k conv=sync
 endef
 
+ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
+  define Image/Prepare
+	cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
+  endef
+  define Image/BuildKernel
+	$(CP) $(KDIR)/loader.bin $(BIN_DIR)/openwrt-$(BOARD)-vmlinux
+  endef
+endif
 
 $(eval $(call BuildImage))
diff --git a/target/linux/generic-2.6/image/lzma-loader/src/Makefile b/target/linux/generic-2.6/image/lzma-loader/src/Makefile
index 910172c4f8..d5f712a1db 100644
--- a/target/linux/generic-2.6/image/lzma-loader/src/Makefile
+++ b/target/linux/generic-2.6/image/lzma-loader/src/Makefile
@@ -49,7 +49,7 @@ lzma.bin: lzma.elf
 
 ifeq ($(IMAGE_COPY),1)
 LOADER_ENTRY ?= $(KERNEL_ENTRY)
-lzma.o: decompress.o LzmaDecode.o kernel.o
+lzma.o: decompress.o LzmaDecode.o kernel.o print.o printf.o uart16550.o
 	sed -e 's,@LOADADDR@,$(LOADADDR),g' -e 's,@ENTRY@,entry,g' lzma.lds.in >lzma-stage2.lds
 	$(LD) -static --no-warn-mismatch -e entry -Tlzma-stage2.lds -o temp-$@ $^
 	$(OBJCOPY) temp-$@ lzma.tmp
@@ -60,7 +60,7 @@ lzma.elf: start.o lzma.o
 	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
+lzma.elf: start.o decompress.o LzmaDecode.o kernel.o print.o printf.o uart16550.o
 	$(LD) -s -Tlzma.lds -o $@ $^
 endif
 
diff --git a/target/linux/generic-2.6/image/lzma-loader/src/decompress.c b/target/linux/generic-2.6/image/lzma-loader/src/decompress.c
index 45ac509cdc..e31f4183db 100644
--- a/target/linux/generic-2.6/image/lzma-loader/src/decompress.c
+++ b/target/linux/generic-2.6/image/lzma-loader/src/decompress.c
@@ -145,6 +145,7 @@ void entry(unsigned long icache_size, unsigned long icache_lsize,
 		get_byte();
 
 	/* decompress kernel */
+	printf("Decompressing kernel\n");
 	if ((i = LzmaDecode(&vs, &callback,
 	(unsigned char*)KERNEL_ENTRY, osize, &osize)) == LZMA_RESULT_OK)
 	{
@@ -152,6 +153,8 @@ void entry(unsigned long icache_size, unsigned long icache_lsize,
 		blast_icache(icache_size, icache_lsize);
 
 		/* Jump to load address */
+		printf("Jumping !\n");
 		((void (*)(int a0, int a1, int a2, int a3)) KERNEL_ENTRY)(arg0, arg1, arg2, arg3);
 	}
+	printf("Failed to decompress !\n");
 }
-- 
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