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author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-12-17 16:53:07 +0100 |
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committer | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-12-17 16:53:07 +0100 |
commit | cb5473205206c7f14cbb1e747f28ec75b48826e2 (patch) | |
tree | 8f4808d60917100b18a10b05230f7638a0a9bbcc /lib_sh/bootm.c | |
parent | baf449fc5ff96f071bb0e3789fd3265f6d4fd9a0 (diff) | |
parent | 92c78a3bbcb2ce508b4bf1c4a1e0940406a024bb (diff) | |
download | u-boot-imx-cb5473205206c7f14cbb1e747f28ec75b48826e2.zip u-boot-imx-cb5473205206c7f14cbb1e747f28ec75b48826e2.tar.gz u-boot-imx-cb5473205206c7f14cbb1e747f28ec75b48826e2.tar.bz2 |
Merge branch 'fixes' into cleanups
Conflicts:
board/atmel/atngw100/atngw100.c
board/atmel/atstk1000/atstk1000.c
cpu/at32ap/at32ap700x/gpio.c
include/asm-avr32/arch-at32ap700x/clk.h
include/configs/atngw100.h
include/configs/atstk1002.h
include/configs/atstk1003.h
include/configs/atstk1004.h
include/configs/atstk1006.h
include/configs/favr-32-ezkit.h
include/configs/hammerhead.h
include/configs/mimc200.h
Diffstat (limited to 'lib_sh/bootm.c')
-rw-r--r-- | lib_sh/bootm.c | 51 |
1 files changed, 23 insertions, 28 deletions
diff --git a/lib_sh/bootm.c b/lib_sh/bootm.c index e92c848..ae1f869 100644 --- a/lib_sh/bootm.c +++ b/lib_sh/bootm.c @@ -2,6 +2,9 @@ * (C) Copyright 2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * + * (c) Copyright 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> + * (c) Copyright 2008 Renesas Solutions Corp. + * * See file CREDITS for list of people who contributed to this * project. * @@ -25,51 +28,43 @@ #include <command.h> #include <asm/byteorder.h> -/* The SH kernel reads arguments from the empty zero page at location - * 0 at the start of SDRAM. The following are copied from - * arch/sh/kernel/setup.c and may require tweaking if the kernel sources - * change. - */ -#define PARAM ((unsigned char *)CFG_SDRAM_BASE + 0x1000) - -#define MOUNT_ROOT_RDONLY (*(unsigned long *) (PARAM+0x000)) -#define RAMDISK_FLAGS (*(unsigned long *) (PARAM+0x004)) -#define ORIG_ROOT_DEV (*(unsigned long *) (PARAM+0x008)) -#define LOADER_TYPE (*(unsigned long *) (PARAM+0x00c)) -#define INITRD_START (*(unsigned long *) (PARAM+0x010)) -#define INITRD_SIZE (*(unsigned long *) (PARAM+0x014)) -/* ... */ -#define COMMAND_LINE ((char *) (PARAM+0x100)) - -#define RAMDISK_IMAGE_START_MASK 0x07FF - -#ifdef CFG_DEBUG -static void hexdump (unsigned char *buf, int len) +#ifdef CONFIG_SYS_DEBUG +static void hexdump(unsigned char *buf, int len) { int i; for (i = 0; i < len; i++) { if ((i % 16) == 0) - printf ("%s%08x: ", i ? "\n" : "", (unsigned int) &buf[i]); - printf ("%02x ", buf[i]); + printf("%s%08x: ", i ? "\n" : "", + (unsigned int)&buf[i]); + printf("%02x ", buf[i]); } - printf ("\n"); + printf("\n"); } #endif int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) { - char *bootargs = getenv("bootargs"); - + /* Linux kernel load address */ void (*kernel) (void) = (void (*)(void))images->ep; + /* empty_zero_page */ + unsigned char *param + = (unsigned char *)image_get_load(images->legacy_hdr_os); + /* Linux kernel command line */ + char *cmdline = (char *)param + 0x100; + /* PAGE_SIZE */ + unsigned long size = images->ep - (unsigned long)param; + char *bootargs = getenv("bootargs"); + + if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; /* Setup parameters */ - memset(PARAM, 0, 0x1000); /* Clear zero page */ - strcpy(COMMAND_LINE, bootargs); + memset(param, 0, size); /* Clear zero page */ + strcpy(cmdline, bootargs); kernel(); /* does not return */ -error: return 1; } |