diff options
Diffstat (limited to 'arch/ppc/boot/simple/openbios.c')
-rw-r--r-- | arch/ppc/boot/simple/openbios.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/ppc/boot/simple/openbios.c b/arch/ppc/boot/simple/openbios.c new file mode 100644 index 0000000..c732b6d --- /dev/null +++ b/arch/ppc/boot/simple/openbios.c @@ -0,0 +1,37 @@ +/* + * 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; +} |