xref: /titanic_52/usr/src/boot/sys/boot/arm/at91/bootspi/main.c (revision 4a5d661a82b942b6538acd26209d959ce98b593a)
1 /*-
2  * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23  *
24  * This software is derived from software provided by kwikbyte without
25  * copyright as follows:
26  *
27  * No warranty, expressed or implied, is included with this software.  It is
28  * provided "AS IS" and no warranty of any kind including statutory or aspects
29  * relating to merchantability or fitness for any purpose is provided.  All
30  * intellectual property rights of others is maintained with the respective
31  * owners.  This software is not copyrighted and is intended for reference
32  * only.
33  *
34  * $FreeBSD$
35  */
36 
37 #include "env_vars.h"
38 #include "at91rm9200.h"
39 #include "at91rm9200_lowlevel.h"
40 #include "loader_prompt.h"
41 #include "emac.h"
42 #include "lib.h"
43 #include "spi_flash.h"
44 #include "ee.h"
45 
46 int main(void);
47 
48 int
49 main(void)
50 {
51 	printf("\nBoot\n");
52 	EEInit();
53 	SPI_InitFlash();
54 #ifdef TSC_FPGA
55 	fpga_load();
56 #endif
57 	EMAC_Init();
58 	LoadBootCommands();
59 	if (getc(1) == -1) {
60 		start_wdog(30);
61 		ExecuteEnvironmentFunctions();
62 	}
63 	Bootloader(getc);
64 	return (1);
65 }
66