user_exports.h
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上传日期:2013-04-10
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- #ifndef _USER_EXPORTS_H
- #define _USER_EXPORTS_H
- /*
- * Dave Engebretsen and Mike Corrigan {engebret|mikejc}@us.ibm.com
- * Copyright (C) 2002 Dave Engebretsen & Mike Corrigan
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
- typedef unsigned char u8;
- typedef unsigned short u16;
- typedef unsigned int u32;
- #ifdef __powerpc64__
- typedef unsigned long u64;
- #else
- typedef unsigned long long u64;
- #endif
- struct user_exports {
- /*==================================================================
- * Cache line 1: 0x0000 - 0x007F
- * Kernel only data - undefined for user space
- *==================================================================
- */
- u64 undefined[16];
- /*==================================================================
- * Cache line 2: 0x0080 - 0x00FF
- * Kernel / User data
- *==================================================================
- */
- u8 eye_catcher[6]; /* Eyecatcher: PPC64 0x00 */
- u16 version; /* Version number 0x06 */
- u16 platform; /* Platform type 0x08 */
- u16 processor; /* Processor type 0x0A */
- u32 processorCount; /* # of physical processors 0x0C */
- u64 physicalMemorySize; /* Size of real memory(B) 0x10 */
- u16 dCacheL1Size; /* L1 d-cache size 0x18 */
- u16 dCacheL1LineSize; /* L1 d-cache line size 0x1A */
- u16 dCacheL1LogLineSize; /* L1 d-cache line size Log2 0x1C */
- u16 dCacheL1LinesPerPage;/* L1 d-cache lines / page 0x1E */
- u16 dCacheL1Assoc; /* L1 d-cache associativity 0x20 */
- u16 iCacheL1Size; /* L1 i-cache size 0x22 */
- u16 iCacheL1LineSize; /* L1 i-cache line size 0x24 */
- u16 iCacheL1LogLineSize; /* L1 i-cache line size Log2 0x26 */
- u16 iCacheL1LinesPerPage;/* L1 i-cache lines / page 0x28 */
- u16 iCacheL1Assoc; /* L1 i-cache associativity 0x2A */
- u16 cacheL2Size; /* L2 cache size 0x2C */
- u16 cacheL2Assoc; /* L2 cache associativity 0x2E */
- u64 tb_orig_stamp; /* Timebase at boot 0x30 */
- u64 tb_ticks_per_sec; /* Timebase tics / sec 0x38 */
- u64 tb_to_xs; /* Inverse of TB to 2^20 0x40 */
- u64 stamp_xsec; /* 0x48 */
- volatile u64 tb_update_count; /* Timebase atomicity 0x50 */
- u32 tz_minuteswest; /* Minutes west of Greenwich 0x58 */
- u32 tz_dsttime; /* Type of dst correction 0x5C */
- u64 resv1[4]; /* Reserverd 0x60 - 0x7F */
- };
- /* Platform types */
- #define PLATFORM_PSERIES 0x0100
- #define PLATFORM_PSERIES_LPAR 0x0101
- #define PLATFORM_ISERIES_LPAR 0x0201
- /* Processor types */
- #define PV_PULSAR 0x0034
- #define PV_POWER4 0x0035
- #define PV_ICESTAR 0x0036
- #define PV_SSTAR 0x0037
- #define PV_630 0x0040
- #define PV_630p 0x0041
- #endif /* USER_EXPORTS_H */