| /* |
| * barebox - blackfin_linux.c |
| * |
| * Copyright (c) 2005 blackfin.uclinux.org |
| * |
| * (C) Copyright 2000-2004 |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| /* Dummy functions, currently not in Use */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <image.h> |
| #include <environment.h> |
| #include <asm/byteorder.h> |
| #include <asm/cpu.h> |
| #include <asm/blackfin.h> |
| #include <init.h> |
| #include <boot.h> |
| |
| #define CMD_LINE_ADDR 0xFF900000 /* L1 scratchpad */ |
| |
| static int do_bootm_linux(struct image_data *idata) |
| { |
| int (*appl)(char *cmdline); |
| const char *cmdline = getenv("bootargs"); |
| char *cmdlinedest = (char *) CMD_LINE_ADDR; |
| struct image_handle *os_handle = idata->os; |
| image_header_t *os_header = &os_handle->header; |
| |
| appl = (int (*)(char *))image_get_ep(os_header); |
| printf("Starting Kernel at 0x%p\n", appl); |
| |
| if (relocate_image(os_handle, (void *)image_get_load(os_header))) |
| return -1; |
| |
| icache_disable(); |
| |
| strncpy(cmdlinedest, cmdline, 0x1000); |
| cmdlinedest[0xfff] = 0; |
| |
| *(volatile unsigned long *) IMASK = 0x1f; |
| |
| (*appl)(cmdlinedest); |
| |
| return -1; |
| } |
| |
| static struct image_handler handler = { |
| .bootm = do_bootm_linux, |
| .image_type = IH_OS_LINUX, |
| }; |
| |
| static int bfinlinux_register_image_handler(void) |
| { |
| return register_image_handler(&handler); |
| } |
| |
| late_initcall(bfinlinux_register_image_handler); |
| |