projects / userspace-rcu.git / blame
| Commit | Line | Data |
|---|---|---|
| 13e0bc72 HD |
1 | #ifndef _URCU_ARCH_HPPA_H |
| 2 | #define _URCU_ARCH_HPPA_H | |
| 3 | ||
| f8c43f45 MD |
4 | /* |
| 5 | * arch/hppa.h: definitions for hppa architecture | |
| 6 | * | |
| 7 | * Copyright (c) 2014 Helge Deller <deller@gmx.de> | |
| 8 | * | |
| 9 | * This library is free software; you can redistribute it and/or | |
| 10 | * modify it under the terms of the GNU Lesser General Public | |
| 11 | * License as published by the Free Software Foundation; either | |
| 12 | * version 2.1 of the License, or (at your option) any later version. | |
| 13 | * | |
| 14 | * This library is distributed in the hope that it will be useful, | |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 | * Lesser General Public License for more details. | |
| 18 | * | |
| 19 | * You should have received a copy of the GNU Lesser General Public | |
| 20 | * License along with this library; if not, write to the Free Software | |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 22 | */ | |
| 23 | ||
| 13e0bc72 HD |
24 | #include <urcu/compiler.h> |
| 25 | #include <urcu/config.h> | |
| 999991c6 | 26 | #include <urcu/syscall-compat.h> |
| 13e0bc72 HD |
27 | |
| 28 | #ifdef __cplusplus | |
| 29 | extern "C" { | |
| 30 | #endif | |
| 31 | ||
| 32 | #include <stdlib.h> | |
| 33 | #include <sys/time.h> | |
| 34 | ||
| 1a186a88 MD |
35 | /* |
| 36 | * On Linux, define the membarrier system call number if not yet available in | |
| 37 | * the system headers. | |
| 38 | */ | |
| 39 | #if (defined(__linux__) && !defined(__NR_membarrier)) | |
| 40 | #define __NR_membarrier 343 | |
| 41 | #endif | |
| 42 | ||
| f8c43f45 | 43 | #define HAS_CAA_GET_CYCLES |
| 3fa18286 | 44 | typedef unsigned long caa_cycles_t; |
| 13e0bc72 | 45 | |
| 3fa18286 | 46 | static inline caa_cycles_t caa_get_cycles(void) |
| 13e0bc72 | 47 | { |
| 3fa18286 | 48 | caa_cycles_t cycles; |
| 13e0bc72 HD |
49 | |
| 50 | asm volatile("mfctl 16, %0" : "=r" (cycles)); | |
| 51 | return cycles; | |
| 52 | } | |
| 53 | ||
| 54 | #ifdef __cplusplus | |
| 55 | } | |
| 56 | #endif | |
| 57 | ||
| 58 | #include <urcu/arch/generic.h> | |
| 59 | ||
| 60 | #endif /* _URCU_ARCH_HPPA_H */ |