diff options
Diffstat (limited to 'arch/sparc/mm/nosun4c.c')
-rw-r--r-- | arch/sparc/mm/nosun4c.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/sparc/mm/nosun4c.c b/arch/sparc/mm/nosun4c.c new file mode 100644 index 000000000000..ea2e2105341d --- /dev/null +++ b/arch/sparc/mm/nosun4c.c | |||
@@ -0,0 +1,77 @@ | |||
1 | /* $Id: nosun4c.c,v 1.3 2000/02/14 04:52:36 jj Exp $ | ||
2 | * nosun4c.c: This file is a bunch of dummies for SMP compiles, | ||
3 | * so that it does not need sun4c and avoid ifdefs. | ||
4 | * | ||
5 | * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) | ||
6 | */ | ||
7 | |||
8 | #include <linux/kernel.h> | ||
9 | #include <linux/mm.h> | ||
10 | #include <linux/init.h> | ||
11 | #include <asm/pgtable.h> | ||
12 | |||
13 | static char shouldnothappen[] __initdata = "32bit SMP kernel only supports sun4m and sun4d\n"; | ||
14 | |||
15 | /* Dummies */ | ||
16 | struct sun4c_mmu_ring { | ||
17 | unsigned long xxx1[3]; | ||
18 | unsigned char xxx2[2]; | ||
19 | int xxx3; | ||
20 | }; | ||
21 | struct sun4c_mmu_ring sun4c_kernel_ring; | ||
22 | struct sun4c_mmu_ring sun4c_kfree_ring; | ||
23 | unsigned long sun4c_kernel_faults; | ||
24 | unsigned long *sun4c_memerr_reg; | ||
25 | |||
26 | static void __init should_not_happen(void) | ||
27 | { | ||
28 | prom_printf(shouldnothappen); | ||
29 | prom_halt(); | ||
30 | } | ||
31 | |||
32 | unsigned long __init sun4c_paging_init(unsigned long start_mem, unsigned long end_mem) | ||
33 | { | ||
34 | should_not_happen(); | ||
35 | return 0; | ||
36 | } | ||
37 | |||
38 | void __init ld_mmu_sun4c(void) | ||
39 | { | ||
40 | should_not_happen(); | ||
41 | } | ||
42 | |||
43 | void sun4c_mapioaddr(unsigned long physaddr, unsigned long virt_addr, int bus_type, int rdonly) | ||
44 | { | ||
45 | } | ||
46 | |||
47 | void sun4c_unmapioaddr(unsigned long virt_addr) | ||
48 | { | ||
49 | } | ||
50 | |||
51 | void sun4c_complete_all_stores(void) | ||
52 | { | ||
53 | } | ||
54 | |||
55 | pte_t *sun4c_pte_offset(pmd_t * dir, unsigned long address) | ||
56 | { | ||
57 | return NULL; | ||
58 | } | ||
59 | |||
60 | pte_t *sun4c_pte_offset_kernel(pmd_t *dir, unsigned long address) | ||
61 | { | ||
62 | return NULL; | ||
63 | } | ||
64 | |||
65 | void sun4c_update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte) | ||
66 | { | ||
67 | } | ||
68 | |||
69 | void __init sun4c_probe_vac(void) | ||
70 | { | ||
71 | should_not_happen(); | ||
72 | } | ||
73 | |||
74 | void __init sun4c_probe_memerr_reg(void) | ||
75 | { | ||
76 | should_not_happen(); | ||
77 | } | ||