PERFORCE change 94882 for review

[Warner Losh]

http://perforce.freebsd.org/chv.cgi?CH=94882

Change 94882 by imp at imp_hammer on 2006/04/10 03:09:00

	I've rewritten this one from scratch.

Affected files ...

.. //depot/projects/arm/src/sys/boot/arm/kb920x/boot0/main.c#3 edit

Differences ...

==== //depot/projects/arm/src/sys/boot/arm/kb920x/boot0/main.c#3 (text+ko) ====

@@ -1,47 +1,39 @@
-/*******************************************************************************
+/*-
+ * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
  *
- * Filename: main.c
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
  *
- * Basic entry points for top-level functions
- *
- * Revision information:
- *
- * 20AUG2004	kb_admin	initial creation
- * 12JAN2005	kb_admin	cosmetic changes
- * 29APR2005	kb_admin	modified boot delay
- *
- * BEGIN_KBDD_BLOCK
- * No warranty, expressed or implied, is included with this software.  It is
- * provided "AS IS" and no warranty of any kind including statutory or aspects
- * relating to merchantability or fitness for any purpose is provided.  All
- * intellectual property rights of others is maintained with the respective
- * owners.  This software is not copyrighted and is intended for reference
- * only.
- * END_BLOCK
- ******************************************************************************/
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
 
 #include "debug_io.h"
-#include "at91rm9200_lowlevel.h"
 #include "AT91RM9200.h"
 
 typedef	void fn_t(void);
 
-/*
- * .KB_C_FN_DEFINITION_START
- * int main(void)
- *  This global function waits at least one second, but not more than two 
- * seconds, for input from the serial port.  If no response is recognized,
- * it acts according to the parameters specified by the environment.  For 
- * example, the function might boot an operating system.  Do not return
- * from this function.
- * .KB_C_FN_DEFINITION_END
- */
 int
 main(void)
 {
 	char *addr = (char *)0x20000000 + (1 << 20); /* Load to base + 1MB */
 	fn_t *fn = (fn_t *)addr;
 
+	DebugPrint("FreeBSD AT91 serial bootstrap.  XModem download.\r\n");
 	AT91C_BASE_PIOC->PIO_SODR = AT91C_PIO_PC10;
 	xmodem_rx(addr);
 	AT91C_BASE_PIOC->PIO_CODR = AT91C_PIO_PC10;