File: [local] / prex / boot / arm / cats / bootinfo.c (download)
Revision 1.1, Tue Aug 19 16:35:35 2008 UTC (15 years, 10 months ago) by nbrk
Branch: MAIN
CVS Tags: HEAD
backport bootldr bits for StrongARM-based EB110ATX boards.
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/*
* $Id: bootinfo.c,v 1.1 2008/08/19 16:35:35 nbrk Exp $
*/
/*-
* Copyright (c) 2005, Kohsuke Ohtani
* All rights reserved.
*
* 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.
* 3. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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 <boot.h>
#include <platform.h>
#include "ebsafirmware.h"
extern uint32_t ebsabootaddr;
/*
* Setup boot information.
*/
void
setup_bootinfo(struct boot_info **bpp)
{
struct boot_info *bp;
struct ebsaboot *ebp;
bp = (struct boot_info *)BOOT_INFO;
memset(bp, 0, BOOT_INFO_SIZE);
bp->archive = (u_long)ARCHIVE_START;
bp->video.text_x = 30;
bp->video.text_y = 20;
ebp = (struct ebsaboot *)ebsabootaddr;
if (ebp->bt_magic != BT_MAGIC_NUMBER_CATS &&
ebp->bt_magic != BT_MAGIC_NUMBER_EBSA) {
panic("incorrect firmware signature");
}
bp->main_mem.start = ebp->bt_memstart + 0x00100000;
bp->main_mem.size = ebp->bt_memend - bp->main_mem.start;
printf("%s%u firmware: physical memory @0x%x->0x%x (%u KB); bootarg \"%s\"; fclk: %uMHz, pciclk %uMHz;\n",
ebp->bt_magic == BT_MAGIC_NUMBER_CATS ? "CATS" : "EBSA", ebp->bt_vers,
ebp->bt_memstart, ebp->bt_memend, bp->main_mem.size / 1024,
(char *)ebp->bt_args, ebp->bt_fclk / 1000000, ebp->bt_pciclk / 1000000);
*bpp = bp;
}