2 * U-boot - bf533_linux.c
4 * Copyright (c) 2005-2007 Analog Devices Inc.
6 * (C) Copyright 2000-2004
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
28 /* Dummy functions, currently not in Use */
34 #include <asm/byteorder.h>
36 #define LINUX_MAX_ENVS 256
37 #define LINUX_MAX_ARGS 256
39 #ifdef CONFIG_SHOW_BOOT_PROGRESS
40 #include <status_led.h>
41 #define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
43 #define SHOW_BOOT_PROGRESS(arg)
46 #define CMD_LINE_ADDR 0xFF900000 /* L1 scratchpad */
48 #ifdef SHARED_RESOURCES
49 extern void swap_to(int device_id);
52 extern image_header_t header;
53 extern void flush_instruction_cache(void);
54 extern void flush_data_cache(void);
55 static char *make_command_line(void);
57 void do_bootm_linux(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[],
58 ulong addr, ulong * len_ptr, int verify)
60 int (*appl) (char *cmdline);
63 #ifdef SHARED_RESOURCES
67 appl = (int (*)(char *))ntohl(header.ih_ep);
68 printf("Starting Kernel at = %x\n", appl);
69 cmdline = make_command_line();
70 if (icache_status()) {
71 flush_instruction_cache();
74 if (dcache_status()) {
81 char *make_command_line(void)
83 char *dest = (char *)CMD_LINE_ADDR;
86 if ((bootargs = getenv("bootargs")) == NULL)
89 strncpy(dest, bootargs, 0x1000);