1 /* $Id: init.c,v 1.3 1999/11/19 23:29:05 ralf Exp $
3 * This file is subject to the terms and conditions of the GNU General Public
4 * License. See the file "COPYING" in the main directory of this archive
7 * PROM library initialisation code.
9 * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
11 #include <linux/init.h>
12 #include <linux/kernel.h>
14 #include <asm/sgialib.h>
16 #undef DEBUG_PROM_INIT
18 /* Master romvec interface. */
19 struct linux_romvec
*romvec
;
20 PSYSTEM_PARAMETER_BLOCK sgi_pblock
;
22 LONG
*_prom_argv
, *_prom_envp
;
23 unsigned short prom_vers
, prom_rev
;
25 extern void prom_testtree(void);
28 prom_init(int argc
, char **argv
, char **envp
)
30 PSYSTEM_PARAMETER_BLOCK pb
;
33 pb
= sgi_pblock
= PROMBLOCK
;
35 _prom_argv
= (LONG
*) argv
;
36 _prom_envp
= (LONG
*) envp
;
38 if(pb
->magic
!= 0x53435241) {
39 prom_printf("Aieee, bad prom vector magic %08lx\n", pb
->magic
);
49 printk("PROMLIB: ARC firmware Version %d Revision %d\n",
53 #ifdef DEBUG_PROM_INIT
55 prom_printf("Press a key to reboot\n");
56 (void) prom_getchar();
57 ArcEnterInteractiveMode();