original_kernel/arch/ppc/boot/simple/openbios.c

38 lines
1.2 KiB
C

/*
* arch/ppc/boot/simple/openbios.c
*
* 2005 (c) SYSGO AG - g.jaeger@sysgo.com
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without
* any warranty of any kind, whether express or implied.
*
* Derived from arch/ppc/boot/simple/pibs.c (from MontaVista)
*/
#include <linux/types.h>
#include <linux/config.h>
#include <linux/string.h>
#include <asm/ppcboot.h>
#include <platforms/4xx/ebony.h>
extern unsigned long decompress_kernel(unsigned long load_addr, int num_words,
unsigned long cksum);
/* We need to make sure that this is before the images to ensure
* that it's in a mapped location. */
bd_t hold_resid_buf __attribute__ ((__section__ (".data.boot")));
bd_t *hold_residual = &hold_resid_buf;
void *
load_kernel(unsigned long load_addr, int num_words, unsigned long cksum,
void *ign1, void *ign2)
{
decompress_kernel(load_addr, num_words, cksum);
/* simply copy the MAC addresses */
memcpy(hold_residual->bi_enetaddr, (char *)EBONY_OPENBIOS_MAC_BASE, 6);
memcpy(hold_residual->bi_enet1addr, (char *)(EBONY_OPENBIOS_MAC_BASE+EBONY_OPENBIOS_MAC_OFFSET), 6);
return (void *)hold_residual;
}