blob: e9f9571601baac35ac103b2321c0e9459c3ef88b [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* $Id: loadmmu.c,v 1.56 2000/02/08 20:24:21 davem Exp $
2 * loadmmu.c: This code loads up all the mm function pointers once the
3 * machine type has been determined. It also sets the static
4 * mmu values such as PAGE_NONE, etc.
5 *
6 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
7 * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
8 */
9
10#include <linux/kernel.h>
11#include <linux/mm.h>
12#include <linux/init.h>
13
14#include <asm/system.h>
15#include <asm/page.h>
16#include <asm/pgtable.h>
17#include <asm/a.out.h>
18#include <asm/mmu_context.h>
19#include <asm/oplib.h>
20
21struct ctx_list *ctx_list_pool;
22struct ctx_list ctx_free;
23struct ctx_list ctx_used;
24
25unsigned int pg_iobits;
26
27extern void ld_mmu_sun4c(void);
28extern void ld_mmu_srmmu(void);
29
30void __init load_mmu(void)
31{
32 switch(sparc_cpu_model) {
33 case sun4c:
34 case sun4:
35 ld_mmu_sun4c();
36 break;
37 case sun4m:
38 case sun4d:
39 ld_mmu_srmmu();
40 break;
41 default:
42 prom_printf("load_mmu: %d unsupported\n", (int)sparc_cpu_model);
43 prom_halt();
44 }
45 btfixup();
46}