mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-23 09:56:00 +00:00
ebf71ec7e1
Allow loading an initrd passed by the firmware. Signed-off-by: Alban Bedel <albeu@free.fr> Cc: linux-kernel@vger.kernel.org Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8354/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
40 lines
969 B
C
40 lines
969 B
C
/*
|
|
* Atheros AR71XX/AR724X/AR913X specific prom routines
|
|
*
|
|
* Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
|
|
* Copyright (C) 2008 Imre Kaloz <kaloz@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/io.h>
|
|
#include <linux/string.h>
|
|
#include <linux/initrd.h>
|
|
|
|
#include <asm/bootinfo.h>
|
|
#include <asm/addrspace.h>
|
|
#include <asm/fw/fw.h>
|
|
|
|
#include "common.h"
|
|
|
|
void __init prom_init(void)
|
|
{
|
|
fw_init_cmdline();
|
|
|
|
/* Read the initrd address from the firmware environment */
|
|
initrd_start = fw_getenvl("initrd_start");
|
|
if (initrd_start) {
|
|
initrd_start = KSEG0ADDR(initrd_start);
|
|
initrd_end = initrd_start + fw_getenvl("initrd_size");
|
|
}
|
|
}
|
|
|
|
void __init prom_free_prom_memory(void)
|
|
{
|
|
/* We do not have to prom memory to free */
|
|
}
|