From e54536938f891e79daada146d2e081251d1be122 Mon Sep 17 00:00:00 2001 From: juhosg Date: Mon, 25 Jun 2007 08:47:10 +0000 Subject: [adm5120] from now on, the lzma loader is able to pass parameters to the kernel git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7723 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../linux/adm5120-2.6/image/lzma-loader/Makefile | 35 +++++---- .../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 +++++++--- 4 files changed, 146 insertions(+), 23 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') diff --git a/target/linux/adm5120-2.6/image/lzma-loader/Makefile b/target/linux/adm5120-2.6/image/lzma-loader/Makefile index 0245e44cc..74866e765 100644 --- a/target/linux/adm5120-2.6/image/lzma-loader/Makefile +++ b/target/linux/adm5120-2.6/image/lzma-loader/Makefile @@ -8,13 +8,18 @@ include $(TOPDIR)/rules.mk -LOADER := adm5120 -LOADER_NAME := loader-$(LOADER) +LOADER := loader.bin +LOADER_NAME := $(basename $(notdir $(LOADER))) LOADER_DATA := +TARGET_DIR := -LOADER_BIN := $(KDIR)/$(LOADER_NAME).bin -LOADER_GZ := $(KDIR)/$(LOADER_NAME).gz -LOADER_ELF := $(KDIR)/$(LOADER_NAME).elf +ifeq ($(TARGET_DIR),) +TARGET_DIR := $(KDIR) +endif + +LOADER_BIN := $(TARGET_DIR)/$(LOADER_NAME).bin +LOADER_GZ := $(TARGET_DIR)/$(LOADER_NAME).gz +LOADER_ELF := $(TARGET_DIR)/$(LOADER_NAME).elf LZMA_STARTUP_ORG:= 0 LZMA_TEXT_START := 0x80300000 @@ -22,7 +27,7 @@ LZMA_TEXT_START := 0x80300000 PKG_NAME := lzma-loader PKG_BUILD_DIR := $(KDIR)/$(PKG_NAME) -.PHONY : loader-compile +.PHONY : loader-compile loader.bin loader.elf loader.gz $(PKG_BUILD_DIR)/.prepared: mkdir $(PKG_BUILD_DIR) @@ -34,23 +39,25 @@ loader-compile: $(PKG_BUILD_DIR)/.prepared LZMA_STARTUP_ORG=$(LZMA_STARTUP_ORG) \ LZMA_TEXT_START=$(LZMA_TEXT_START) \ LOADER_DATA=$(LOADER_DATA) \ + CONFIG_BOARD=$(CONFIG_BOARD) \ + CONFIG_PASS_KARGS=$(CONFIG_PASS_KARGS) \ clean all -$(LOADER_GZ): $(PKG_BUILD_DIR)/loader.bin - gzip -nc9 $< > $@ +loader.gz: $(PKG_BUILD_DIR)/loader.bin + gzip -nc9 $< > $(LOADER_GZ) -$(LOADER_ELF) : $(PKG_BUILD_DIR)/loader.elf - $(CP) $< $@ +loader.elf: $(PKG_BUILD_DIR)/loader.elf + $(CP) $< $(LOADER_ELF) -$(LOADER_BIN) : $(PKG_BUILD_DIR)/loader.bin - $(CP) $< $@ +loader.bin: $(PKG_BUILD_DIR)/loader.bin + $(CP) $< $(LOADER_BIN) download: prepare: $(PKG_BUILD_DIR)/.prepared -compile: loader-compile $(LOADER_BIN) $(LOADER_GZ) $(LOADER_ELF) +compile: loader-compile install: clean: rm -rf $(PKG_BUILD_DIR) - rm -f $(KDIR)/loader-*.gz $(KDIR)/loader-*.elf $(KDIR)/loader-*.bin + 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 0f4ffa63a..a3749f2ee 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 000000000..5002b1819 --- /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 ffc87ee0d..e2f9bee23 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); } - 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