ia64/linux-2.6.18-xen.hg

view arch/mips/arc/init.c @ 452:c7ed6fe5dca0

kexec: dont initialise regions in reserve_memory()

There is no need to initialise efi_memmap_res and boot_param_res in
reserve_memory() for the initial xen domain as it is done in
machine_kexec_setup_resources() using values from the kexec hypercall.

Signed-off-by: Simon Horman <horms@verge.net.au>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Feb 28 10:55:18 2008 +0000 (2008-02-28)
parents 831230e53067
children
line source
1 /*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * PROM library initialisation code.
7 *
8 * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
9 */
10 #include <linux/init.h>
11 #include <linux/kernel.h>
13 #include <asm/bootinfo.h>
14 #include <asm/sgialib.h>
16 #undef DEBUG_PROM_INIT
18 /* Master romvec interface. */
19 struct linux_romvec *romvec;
20 int prom_argc;
21 LONG *_prom_argv, *_prom_envp;
23 void __init prom_init(void)
24 {
25 PSYSTEM_PARAMETER_BLOCK pb = PROMBLOCK;
26 romvec = ROMVECTOR;
27 prom_argc = fw_arg0;
28 _prom_argv = (LONG *) fw_arg1;
29 _prom_envp = (LONG *) fw_arg2;
31 if (pb->magic != 0x53435241) {
32 prom_printf("Aieee, bad prom vector magic %08lx\n", pb->magic);
33 while(1)
34 ;
35 }
37 prom_init_cmdline();
38 prom_identify_arch();
39 printk(KERN_INFO "PROMLIB: ARC firmware Version %d Revision %d\n",
40 pb->ver, pb->rev);
41 prom_meminit();
43 #ifdef DEBUG_PROM_INIT
44 prom_printf("Press a key to reboot\n");
45 prom_getchar();
46 ArcEnterInteractiveMode();
47 #endif
48 }