mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-14 06:57:30 +02:00
64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
|
/*
|
||
|
|
* Compex's MyLoader specific prom routines
|
||
|
|
*
|
||
|
|
* Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify it
|
||
|
|
* under the terms of the GNU General Public License version 2 as published
|
||
|
|
* by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include <linux/string.h>
|
||
|
|
|
||
|
|
#include <asm/addrspace.h>
|
||
|
|
#include <asm/fw/myloader/myloader.h>
|
||
|
|
|
||
|
|
#define SYS_PARAMS_ADDR KSEG1ADDR(0x80000800)
|
||
|
|
#define BOARD_PARAMS_ADDR KSEG1ADDR(0x80000A00)
|
||
|
|
#define PART_TABLE_ADDR KSEG1ADDR(0x80000C00)
|
||
|
|
#define BOOT_PARAMS_ADDR KSEG1ADDR(0x80000E00)
|
||
|
|
|
||
|
|
static struct myloader_info myloader_info __initdata;
|
||
|
|
static int myloader_found __initdata;
|
||
|
|
|
||
|
|
struct myloader_info * __init myloader_get_info(void)
|
||
|
|
{
|
||
|
|
struct mylo_system_params *sysp;
|
||
|
|
struct mylo_board_params *boardp;
|
||
|
|
struct mylo_partition_table *parts;
|
||
|
|
|
||
|
|
if (myloader_found)
|
||
|
|
return &myloader_info;
|
||
|
|
|
||
|
|
sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR);
|
||
|
|
boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR);
|
||
|
|
parts = (struct mylo_partition_table *)(PART_TABLE_ADDR);
|
||
|
|
|
||
|
|
printk(KERN_DEBUG "MyLoader: sysp=%08x, boardp=%08x, parts=%08x\n",
|
||
|
|
sysp->magic, boardp->magic, parts->magic);
|
||
|
|
|
||
|
|
/* Check for some magic numbers */
|
||
|
|
if (sysp->magic != MYLO_MAGIC_SYS_PARAMS ||
|
||
|
|
boardp->magic != MYLO_MAGIC_BOARD_PARAMS ||
|
||
|
|
le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS)
|
||
|
|
return NULL;
|
||
|
|
|
||
|
|
printk(KERN_DEBUG "MyLoader: id=%04x:%04x, sub_id=%04x:%04x\n",
|
||
|
|
sysp->vid, sysp->did, sysp->svid, sysp->sdid);
|
||
|
|
|
||
|
|
myloader_info.vid = sysp->vid;
|
||
|
|
myloader_info.did = sysp->did;
|
||
|
|
myloader_info.svid = sysp->svid;
|
||
|
|
myloader_info.sdid = sysp->sdid;
|
||
|
|
|
||
|
|
memcpy(myloader_info.macs, boardp->addr, sizeof(myloader_info.macs));
|
||
|
|
|
||
|
|
myloader_found = 1;
|
||
|
|
|
||
|
|
return &myloader_info;
|
||
|
|
}
|