From 78f02cac9515127efd7dc45e82bbbdb969b3302a Mon Sep 17 00:00:00 2001 From: Yoshinori Sato Date: Sun, 31 May 2015 23:42:37 +0900 Subject: h8300: zImage fix - stack fix - configure base address Signed-off-by: Yoshinori Sato --- arch/h8300/boot/compressed/Makefile | 5 +++-- arch/h8300/boot/compressed/head.S | 4 ++-- arch/h8300/boot/compressed/misc.c | 7 +------ arch/h8300/boot/compressed/vmlinux.lds | 2 +- 4 files changed, 7 insertions(+), 11 deletions(-) (limited to 'arch/h8300/boot') diff --git a/arch/h8300/boot/compressed/Makefile b/arch/h8300/boot/compressed/Makefile index 87d03b7..d7bc3fa 100644 --- a/arch/h8300/boot/compressed/Makefile +++ b/arch/h8300/boot/compressed/Makefile @@ -14,11 +14,12 @@ OBJECTS = $(obj)/head.o $(obj)/misc.o # in order to suppress error message. # CONFIG_MEMORY_START ?= 0x00400000 -CONFIG_BOOT_LINK_OFFSET ?= 0x00140000 +CONFIG_BOOT_LINK_OFFSET ?= 0x00280000 IMAGE_OFFSET := $(shell printf "0x%08x" $$(($(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET)))) LIBGCC := $(shell $(CROSS-COMPILE)$(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) -LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup $(obj)/vmlinux.lds +LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup -T $(obj)/vmlinux.lds \ + --defsym output=$(CONFIG_MEMORY_START) $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE $(call if_changed,ld) diff --git a/arch/h8300/boot/compressed/head.S b/arch/h8300/boot/compressed/head.S index 74c0d8cc..0436350 100644 --- a/arch/h8300/boot/compressed/head.S +++ b/arch/h8300/boot/compressed/head.S @@ -9,8 +9,8 @@ .section .text..startup,"ax" .global startup startup: + mov.l #startup, sp mov.l er0, er4 - mov.l er0, sp mov.l #__sbss, er0 mov.l #__ebss, er1 sub.l er0, er1 @@ -24,7 +24,7 @@ startup: bne 1b jsr @decompress_kernel mov.l er4, er0 - jmp @0x400000 + jmp @output .align 9 fake_headers_as_bzImage: diff --git a/arch/h8300/boot/compressed/misc.c b/arch/h8300/boot/compressed/misc.c index c4f2cfc..6029c53 100644 --- a/arch/h8300/boot/compressed/misc.c +++ b/arch/h8300/boot/compressed/misc.c @@ -28,7 +28,7 @@ static unsigned long free_mem_end_ptr; extern char input_data[]; extern int input_len; -static unsigned char *output; +extern char output[]; #define HEAP_SIZE 0x10000 @@ -56,15 +56,10 @@ void *memcpy(void *dest, const void *src, size_t n) static void error(char *x) { - while (1) ; /* Halt */ } -#define STACK_SIZE (4096) -long user_stack[STACK_SIZE]; -long *stack_start = &user_stack[STACK_SIZE]; - void decompress_kernel(void) { free_mem_ptr = (unsigned long)&_end; diff --git a/arch/h8300/boot/compressed/vmlinux.lds b/arch/h8300/boot/compressed/vmlinux.lds index a0a3a0e..44fd209 100644 --- a/arch/h8300/boot/compressed/vmlinux.lds +++ b/arch/h8300/boot/compressed/vmlinux.lds @@ -27,6 +27,6 @@ SECTIONS *(.bss*) . = ALIGN(0x4) ; __ebss = . ; - __end = . ; } + _end = . ; } -- cgit v1.1