From fcc5a6e25288d8cc0612b9b8f6eaa85dd7abd957 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Mon, 25 Jun 2007 08:47:10 +0000 Subject: from now on, the lzma loader is able to pass parameters to the kernel SVN-Revision: 7723 --- .../adm5120-2.6/image/lzma-loader/src/Makefile | 14 +++- .../adm5120-2.6/image/lzma-loader/src/config.h | 83 ++++++++++++++++++++++ .../adm5120-2.6/image/lzma-loader/src/decompress.c | 37 +++++++--- 3 files changed, 125 insertions(+), 9 deletions(-) create mode 100644 target/linux/adm5120-2.6/image/lzma-loader/src/config.h (limited to 'target/linux/adm5120-2.6/image/lzma-loader/src') diff --git a/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile b/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile index 0f4ffa63a9..a3749f2ee9 100644 --- a/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile +++ b/target/linux/adm5120-2.6/image/lzma-loader/src/Makefile @@ -25,6 +25,8 @@ LOADADDR := 0x80001000 LZMA_TEXT_START := 0x80500000 LZMA_STARTUP_ORG:= 0 LOADER_DATA := +CONFIG_PASS_KARGS := +CONFIG_BOARD := CC := $(CROSS_COMPILE)gcc LD := $(CROSS_COMPILE)ld @@ -55,6 +57,16 @@ else CFLAGS += -D_LZMA_IN_CB endif +ifneq ($(strip $(CONFIG_PASS_KARGS)),) +CFLAGS += -DCONFIG_PASS_KARGS +endif + +BOARD_DEF := $(strip $(CONFIG_BOARD)) +BOARD_DEF := $(shell echo $(BOARD_DEF) | tr a-z A-Z | tr -d -) +ifneq ($(BOARD_DEF),) +CFLAGS += -DCONFIG_BOARD_$(BOARD_DEF) +endif + all: loader.bin # Don't build dependencies, this may die if $(CC) isn't gcc @@ -80,7 +92,7 @@ loader.elf: $(OBJECTS) mrproper: clean clean: - rm -f *.gz *.elf *.bin *.o + rm -f *.elf *.bin *.o diff --git a/target/linux/adm5120-2.6/image/lzma-loader/src/config.h b/target/linux/adm5120-2.6/image/lzma-loader/src/config.h new file mode 100644 index 0000000000..5002b18192 --- /dev/null +++ b/target/linux/adm5120-2.6/image/lzma-loader/src/config.h @@ -0,0 +1,83 @@ +/* + * Cellvision/SparkLAN boards + */ + +#if defined(CONFIG_BOARD_CAS630) +# define CONFIG_BOARD_NAME "CAS-630" +#endif + +#if defined(CONFIG_BOARD_CAS670) +# define CONFIG_BOARD_NAME "CAS-670" +#endif + +#if defined(CONFIG_BOARD_CAS700) +# define CONFIG_BOARD_NAME "CAS-700" +#endif + +#if defined(CONFIG_BOARD_CAS790) +# define CONFIG_BOARD_NAME "CAS-790" +#endif + +#if defined(CONFIG_BOARD_CAS771) +# define CONFIG_BOARD_NAME "CAS-771" +#endif + +#if defined(CONFIG_BOARD_CAS861) +# define CONFIG_BOARD_NAME "CAS-861" +#endif + +#if defined(CONFIG_BOARD_NFS101U) +# define CONFIG_BOARD_NAME "NFS-101U" +#endif + +#if defined(CONFIG_BOARD_NFS202U) +# define CONFIG_BOARD_NAME "NFS-202U" +#endif + +/* + * Edimax boards + */ +#if defined(CONFIG_BOARD_BR6104K) +# define CONFIG_BOARD_NAME "BR-6104K" +#endif + +#if defined(CONFIG_BOARD_BR6104KP) +# define CONFIG_BOARD_NAME "BR-6104KP" +#endif + +/* + * Infineon boards + */ +#if defined(CONFIG_BOARD_EASY5120) +# define CONFIG_BOARD_NAME "EASY 5120" +#endif + +#if defined(CONFIG_BOARD_EASY5120RT) +# define CONFIG_BOARD_NAME "EASY 5120-RT" +#endif + +#if defined(CONFIG_BOARD_EASY5120PATA) +# define CONFIG_BOARD_NAME "EASY 5120P-ATA" +#endif + +#if defined(CONFIG_BOARD_EASY83000) +# define CONFIG_BOARD_NAME "EASY 83000" +#endif + +/* + * ZyXEL boards + */ +#if defined(CONFIG_BOARD_P334WT) +# define CONFIG_BOARD_NAME "P-334WT" +#endif + +#if defined(CONFIG_BOARD_P335) +# define CONFIG_BOARD_NAME "P-335" +#endif + +/* + * Default values + */ +#ifndef CONFIG_BOARD_NAME +# define CONFIG_BOARD_NAME "ADM5120" +#endif diff --git a/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c b/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c index ffc87ee0db..e2f9bee234 100644 --- a/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c +++ b/target/linux/adm5120-2.6/image/lzma-loader/src/decompress.c @@ -36,12 +36,13 @@ * * 19-May-2007 Gabor Juhos * endiannes related cleanups - * add support for decompressing an embedded kernel + * add support for decompressing an embedded kernel * */ #include +#include "config.h" #include "LzmaDecode.h" #define ADM5120_FLASH_START 0x1fc00000 /* Flash start */ @@ -109,6 +110,19 @@ extern unsigned char _lzma_data_end[]; extern void board_init(void); extern void board_putc(int ch); +struct env_var { + char *name; + char *value; +}; + +#ifdef CONFIG_PASS_KARGS +#define ENVV(n,v) {.name = (n), .value = (v)} +struct env_var env_vars[] = { + ENVV("board_name", CONFIG_BOARD_NAME), + ENVV(NULL, NULL) +}; +#endif + unsigned char *data; unsigned long datalen; @@ -167,6 +181,7 @@ static void print_hex(int val) } } +#if !(LZMA_WRAPPER) static unsigned char *find_kernel(void) { struct trx_header *hdr; @@ -178,7 +193,7 @@ static unsigned char *find_kernel(void) for (ret = ((unsigned char *) KSEG1ADDR(ADM5120_FLASH_START)); ret < ((unsigned char *)KSEG1ADDR(ADM5120_FLASH_END)); ret += TRX_ALIGN) { - + if (read_le32(ret) == TRX_MAGIC) { hdr = (struct trx_header *)ret; break; @@ -187,13 +202,13 @@ static unsigned char *find_kernel(void) if (hdr == NULL) { print_str("not found!\n"); - return NULL; + return NULL; } print_str("found at "); print_hex((unsigned int)ret); print_str(", kernel in partition "); - + /* compressed kernel is in the partition 0 or 1 */ if ((read_le32(&hdr->offsets[1]) == 0) || (read_le32(&hdr->offsets[1]) > 65536)) { @@ -203,9 +218,10 @@ static unsigned char *find_kernel(void) ret += read_le32(&hdr->offsets[1]); print_str("1\n"); } - + return ret; } +#endif /* !(LZMA_WRAPPER) */ static void halt(void) { @@ -231,7 +247,8 @@ void decompress_entry(unsigned long reg_a0, unsigned long reg_a1, board_init(); - print_str("\n\nLZMA loader for ADM5120, Copyright (C) 2007 OpenWrt.org\n\n"); + print_str("\n\nLZMA loader for " CONFIG_BOARD_NAME + ", Copyright (C) 2007 OpenWrt.org\n\n"); #if LZMA_WRAPPER data = _lzma_data_start; @@ -301,8 +318,12 @@ void decompress_entry(unsigned long reg_a0, unsigned long reg_a1, print_str("launching kernel...\n\n"); +#ifdef CONFIG_PASS_KARGS + reg_a0 = 0; + reg_a1 = 0; + reg_a2 = (unsigned long)env_vars; + reg_a3 = 0; +#endif /* Jump to load address */ ((kernel_entry) LOADADDR)(reg_a0, reg_a1, reg_a2, reg_a3); } - - -- cgit v1.2.3