From 81b799add709177e838466461f7b9989488b0fd5 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 7 Aug 2008 15:27:52 -0400 Subject: Blackfin: rename bootm.c to boot.c The boot file contains functions for more than just "bootm", so rename it accordingly. Signed-off-by: Mike Frysinger --- lib_blackfin/boot.c | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 lib_blackfin/boot.c (limited to 'lib_blackfin/boot.c') diff --git a/lib_blackfin/boot.c b/lib_blackfin/boot.c new file mode 100644 index 0000000..47e27de --- /dev/null +++ b/lib_blackfin/boot.c @@ -0,0 +1,56 @@ +/* + * U-boot - boot.c - misc boot helper functions + * + * Copyright (c) 2005-2008 Analog Devices Inc. + * + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Licensed under the GPL-2 or later. + */ + +#include +#include +#include +#include + +#ifdef SHARED_RESOURCES +extern void swap_to(int device_id); +#endif + +static char *make_command_line(void) +{ + char *dest = (char *)CONFIG_LINUX_CMDLINE_ADDR; + char *bootargs = getenv("bootargs"); + + if (bootargs == NULL) + return NULL; + + strncpy(dest, bootargs, CONFIG_LINUX_CMDLINE_SIZE); + dest[CONFIG_LINUX_CMDLINE_SIZE - 1] = 0; + return dest; +} + +int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) +{ + int (*appl) (char *cmdline); + char *cmdline; + + if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) + return 1; + +#ifdef SHARED_RESOURCES + swap_to(FLASH); +#endif + + appl = (int (*)(char *))images->ep; + + printf("Starting Kernel at = %x\n", appl); + cmdline = make_command_line(); + icache_disable(); + dcache_disable(); + (*appl) (cmdline); + /* does not return */ + + return 1; +} -- cgit v1.1