diff options
Diffstat (limited to 'include/asm-powerpc/systemcfg.h')
-rw-r--r-- | include/asm-powerpc/systemcfg.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/include/asm-powerpc/systemcfg.h b/include/asm-powerpc/systemcfg.h new file mode 100644 index 000000000000..36b5cbe466f1 --- /dev/null +++ b/include/asm-powerpc/systemcfg.h | |||
@@ -0,0 +1,64 @@ | |||
1 | #ifndef _SYSTEMCFG_H | ||
2 | #define _SYSTEMCFG_H | ||
3 | |||
4 | /* | ||
5 | * Copyright (C) 2002 Peter Bergner <bergner@vnet.ibm.com>, IBM | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU General Public License | ||
9 | * as published by the Free Software Foundation; either version | ||
10 | * 2 of the License, or (at your option) any later version. | ||
11 | */ | ||
12 | |||
13 | /* Change Activity: | ||
14 | * 2002/09/30 : bergner : Created | ||
15 | * End Change Activity | ||
16 | */ | ||
17 | |||
18 | /* | ||
19 | * If the major version changes we are incompatible. | ||
20 | * Minor version changes are a hint. | ||
21 | */ | ||
22 | #define SYSTEMCFG_MAJOR 1 | ||
23 | #define SYSTEMCFG_MINOR 1 | ||
24 | |||
25 | #ifndef __ASSEMBLY__ | ||
26 | |||
27 | #include <linux/unistd.h> | ||
28 | |||
29 | #define SYSCALL_MAP_SIZE ((__NR_syscalls + 31) / 32) | ||
30 | |||
31 | struct systemcfg { | ||
32 | __u8 eye_catcher[16]; /* Eyecatcher: SYSTEMCFG:PPC64 0x00 */ | ||
33 | struct { /* Systemcfg version numbers */ | ||
34 | __u32 major; /* Major number 0x10 */ | ||
35 | __u32 minor; /* Minor number 0x14 */ | ||
36 | } version; | ||
37 | |||
38 | __u32 platform; /* Platform flags 0x18 */ | ||
39 | __u32 processor; /* Processor type 0x1C */ | ||
40 | __u64 processorCount; /* # of physical processors 0x20 */ | ||
41 | __u64 physicalMemorySize; /* Size of real memory(B) 0x28 */ | ||
42 | __u64 tb_orig_stamp; /* Timebase at boot 0x30 */ | ||
43 | __u64 tb_ticks_per_sec; /* Timebase tics / sec 0x38 */ | ||
44 | __u64 tb_to_xs; /* Inverse of TB to 2^20 0x40 */ | ||
45 | __u64 stamp_xsec; /* 0x48 */ | ||
46 | __u64 tb_update_count; /* Timebase atomicity ctr 0x50 */ | ||
47 | __u32 tz_minuteswest; /* Minutes west of Greenwich 0x58 */ | ||
48 | __u32 tz_dsttime; /* Type of dst correction 0x5C */ | ||
49 | /* next four are no longer used except to be exported to /proc */ | ||
50 | __u32 dcache_size; /* L1 d-cache size 0x60 */ | ||
51 | __u32 dcache_line_size; /* L1 d-cache line size 0x64 */ | ||
52 | __u32 icache_size; /* L1 i-cache size 0x68 */ | ||
53 | __u32 icache_line_size; /* L1 i-cache line size 0x6C */ | ||
54 | __u32 syscall_map_64[SYSCALL_MAP_SIZE]; /* map of available syscalls 0x70 */ | ||
55 | __u32 syscall_map_32[SYSCALL_MAP_SIZE]; /* map of available syscalls */ | ||
56 | }; | ||
57 | |||
58 | #ifdef __KERNEL__ | ||
59 | extern struct systemcfg *_systemcfg; /* to be renamed */ | ||
60 | #endif | ||
61 | |||
62 | #endif /* __ASSEMBLY__ */ | ||
63 | |||
64 | #endif /* _SYSTEMCFG_H */ | ||