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1da177e4 LT |
1 | /* |
2 | * arch/mips/au1000/common/cputable.c | |
3 | * | |
4 | * Copyright (C) 2004 Dan Malek (dan@embeddededge.com) | |
5 | * Copied from PowerPC and updated for Alchemy Au1xxx processors. | |
6 | * | |
7 | * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org) | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License | |
11 | * as published by the Free Software Foundation; either version | |
12 | * 2 of the License, or (at your option) any later version. | |
13 | */ | |
ce28f94c | 14 | |
1da177e4 LT |
15 | #include <asm/mach-au1x00/au1000.h> |
16 | ||
c1dcb14e | 17 | struct cpu_spec *cur_cpu_spec[NR_CPUS]; |
1da177e4 LT |
18 | |
19 | /* With some thought, we can probably use the mask to reduce the | |
20 | * size of the table. | |
21 | */ | |
758e285f SS |
22 | struct cpu_spec cpu_specs[] = { |
23 | { 0xffffffff, 0x00030100, "Au1000 DA", 1, 0, 1 }, | |
24 | { 0xffffffff, 0x00030201, "Au1000 HA", 1, 0, 1 }, | |
25 | { 0xffffffff, 0x00030202, "Au1000 HB", 1, 0, 1 }, | |
26 | { 0xffffffff, 0x00030203, "Au1000 HC", 1, 1, 0 }, | |
27 | { 0xffffffff, 0x00030204, "Au1000 HD", 1, 1, 0 }, | |
28 | { 0xffffffff, 0x01030200, "Au1500 AB", 1, 1, 0 }, | |
29 | { 0xffffffff, 0x01030201, "Au1500 AC", 0, 1, 0 }, | |
30 | { 0xffffffff, 0x01030202, "Au1500 AD", 0, 1, 0 }, | |
31 | { 0xffffffff, 0x02030200, "Au1100 AB", 1, 1, 0 }, | |
32 | { 0xffffffff, 0x02030201, "Au1100 BA", 1, 1, 0 }, | |
33 | { 0xffffffff, 0x02030202, "Au1100 BC", 1, 1, 0 }, | |
34 | { 0xffffffff, 0x02030203, "Au1100 BD", 0, 1, 0 }, | |
35 | { 0xffffffff, 0x02030204, "Au1100 BE", 0, 1, 0 }, | |
36 | { 0xffffffff, 0x03030200, "Au1550 AA", 0, 1, 0 }, | |
37 | { 0xffffffff, 0x04030200, "Au1200 AB", 0, 0, 0 }, | |
38 | { 0xffffffff, 0x04030201, "Au1200 AC", 1, 0, 0 }, | |
39 | { 0x00000000, 0x00000000, "Unknown Au1xxx", 1, 0, 0 } | |
1da177e4 LT |
40 | }; |
41 | ||
c1dcb14e | 42 | void set_cpuspec(void) |
1da177e4 LT |
43 | { |
44 | struct cpu_spec *sp; | |
45 | u32 prid; | |
46 | ||
47 | prid = read_c0_prid(); | |
48 | sp = cpu_specs; | |
49 | while ((prid & sp->prid_mask) != sp->prid_value) | |
50 | sp++; | |
51 | cur_cpu_spec[0] = sp; | |
52 | } |