1 /*
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/page.h>
15 #include <asm/pgtable.h>
16 #include <asm/mmu_context.h>
17 #include <asm/oplib.h>
18 
19 struct ctx_list *ctx_list_pool;
20 struct ctx_list ctx_free;
21 struct ctx_list ctx_used;
22 
23 extern void ld_mmu_sun4c(void);
24 extern void ld_mmu_srmmu(void);
25 
load_mmu(void)26 void __init load_mmu(void)
27 {
28 	switch(sparc_cpu_model) {
29 	case sun4c:
30 	case sun4:
31 		ld_mmu_sun4c();
32 		break;
33 	case sun4m:
34 	case sun4d:
35 	case sparc_leon:
36 		ld_mmu_srmmu();
37 		break;
38 	default:
39 		prom_printf("load_mmu: %d unsupported\n", (int)sparc_cpu_model);
40 		prom_halt();
41 	}
42 	btfixup();
43 }
44