Ed Warnicke | cb9cada | 2015-12-08 15:45:58 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015 Cisco and/or its affiliates. |
| 3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | * you may not use this file except in compliance with the License. |
| 5 | * You may obtain a copy of the License at: |
| 6 | * |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software |
| 10 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | * See the License for the specific language governing permissions and |
| 13 | * limitations under the License. |
| 14 | */ |
| 15 | /* |
| 16 | Copyright (c) 2001-2005 Eliot Dresselhaus |
| 17 | |
| 18 | Permission is hereby granted, free of charge, to any person obtaining |
| 19 | a copy of this software and associated documentation files (the |
| 20 | "Software"), to deal in the Software without restriction, including |
| 21 | without limitation the rights to use, copy, modify, merge, publish, |
| 22 | distribute, sublicense, and/or sell copies of the Software, and to |
| 23 | permit persons to whom the Software is furnished to do so, subject to |
| 24 | the following conditions: |
| 25 | |
| 26 | The above copyright notice and this permission notice shall be |
| 27 | included in all copies or substantial portions of the Software. |
| 28 | |
| 29 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 30 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 31 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 32 | NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| 33 | LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| 34 | OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 35 | WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 36 | */ |
| 37 | |
| 38 | #ifndef included_os_h |
| 39 | #define included_os_h |
| 40 | |
| 41 | #include <vppinfra/clib.h> |
| 42 | #include <vppinfra/types.h> |
| 43 | |
| 44 | /* External panic function. */ |
| 45 | void os_panic (void); |
| 46 | |
Paul Vinciguerra | ec11b13 | 2018-09-24 05:25:00 -0700 | [diff] [blame] | 47 | /* External exit function analogous to unix exit. */ |
Ed Warnicke | cb9cada | 2015-12-08 15:45:58 -0700 | [diff] [blame] | 48 | void os_exit (int code); |
| 49 | |
| 50 | /* External function to print a line. */ |
| 51 | void os_puts (u8 * string, uword length, uword is_error); |
| 52 | |
| 53 | /* External function to handle out of memory. */ |
| 54 | void os_out_of_memory (void); |
| 55 | |
| 56 | /* Estimate, measure or divine CPU timestamp clock frequency. */ |
| 57 | f64 os_cpu_clock_frequency (void); |
| 58 | |
Damjan Marion | f55f9b8 | 2017-05-10 21:06:28 +0200 | [diff] [blame] | 59 | extern __thread uword __os_thread_index; |
| 60 | |
| 61 | static_always_inline uword |
| 62 | os_get_thread_index (void) |
| 63 | { |
| 64 | return __os_thread_index; |
| 65 | } |
| 66 | |
Nathan Skrzypczak | d516ca4 | 2019-08-01 18:14:06 +0200 | [diff] [blame^] | 67 | static_always_inline void |
| 68 | os_set_thread_index (uword thread_index) |
| 69 | { |
| 70 | __os_thread_index = thread_index; |
| 71 | } |
| 72 | |
Damjan Marion | f55f9b8 | 2017-05-10 21:06:28 +0200 | [diff] [blame] | 73 | static_always_inline uword |
| 74 | os_get_cpu_number (void) __attribute__ ((deprecated)); |
| 75 | |
| 76 | static_always_inline uword |
| 77 | os_get_cpu_number (void) |
| 78 | { |
| 79 | return __os_thread_index; |
| 80 | } |
| 81 | |
| 82 | uword os_get_nthreads (void); |
Ed Warnicke | cb9cada | 2015-12-08 15:45:58 -0700 | [diff] [blame] | 83 | |
| 84 | #include <vppinfra/smp.h> |
| 85 | |
| 86 | #endif /* included_os_h */ |
Dave Barach | c379999 | 2016-08-15 11:12:27 -0400 | [diff] [blame] | 87 | |
| 88 | /* |
| 89 | * fd.io coding-style-patch-verification: ON |
| 90 | * |
| 91 | * Local Variables: |
| 92 | * eval: (c-set-style "gnu") |
| 93 | * End: |
| 94 | */ |