diff options
3 files changed, 8 insertions, 4 deletions
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 dbe9019f2..13ed96213 100644 --- a/target/linux/generic-2.6/image/lzma-loader/src/Makefile +++ b/target/linux/generic-2.6/image/lzma-loader/src/Makefile @@ -4,15 +4,16 @@ # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # +RAMSTART = 0x80000000 +RAMSIZE = 0x00100000 # 1MB LOADADDR = 0x80400000 # RAM start + 4M KERNEL_ENTRY = 0x80001000 -RAMSIZE = 0x00100000 # 1MB IMAGE_COPY:=0 CROSS_COMPILE = mips-linux- OBJCOPY:= $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S -CFLAGS := -fno-builtin -Os -G 0 -ffunction-sections -mno-abicalls -fno-pic -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap -Wall -DRAMSIZE=${RAMSIZE} -DKERNEL_ENTRY=${KERNEL_ENTRY} -D_LZMA_IN_CB +CFLAGS := -fno-builtin -Os -G 0 -ffunction-sections -mno-abicalls -fno-pic -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap -Wall -DRAMSTART=${RAMSTART} -DRAMSIZE=${RAMSIZE} -DKERNEL_ENTRY=${KERNEL_ENTRY} -D_LZMA_IN_CB ifeq ($(IMAGE_COPY),1) CFLAGS += -DLOADADDR=${LOADADDR} -DIMAGE_COPY=1 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 4ed432d1a..45ac509cd 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 @@ -96,7 +96,10 @@ static __inline__ unsigned char get_byte(void) return read_byte(0, &buffer, &fake), *buffer; } -static char *buffer = (char *)0x80C00000; +/* This puts lzma workspace 128k below RAM end. + * That should be enough for both lzma and stack + */ +static char *buffer = (char *)(RAMSTART + RAMSIZE - 0x00020000); extern char lzma_start[]; extern char lzma_end[]; diff --git a/target/linux/generic-2.6/image/lzma-loader/src/start.S b/target/linux/generic-2.6/image/lzma-loader/src/start.S index 9a85c4c35..864293379 100644 --- a/target/linux/generic-2.6/image/lzma-loader/src/start.S +++ b/target/linux/generic-2.6/image/lzma-loader/src/start.S @@ -41,7 +41,7 @@ LEAF(_start) move t7, a3 /* set up stack */ - li sp, 0xa0000000 + RAMSIZE - 16 + li sp, RAMSTART + RAMSIZE - 16 #ifdef IMAGE_COPY /* Copy decompressor code to the right place */ |