source:
rtems/cpukit/include/rtems/score/smp.h
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f49618d
Last change on this file since f49618d was 3238c162, checked in by Andreas Dachsberger <andreas.dachsberger@…>, on 04/18/19 at 08:13:25 | |
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[0d5a9f1] | 1 | /** |
[edde99b] | 2 | * @file |
[0d5a9f1] | 3 | * |
[4c20da4b] | 4 | * @ingroup RTEMSScoreSMP |
[319cb20] | 5 | * |
[edde99b] | 6 | * @brief SuperCore SMP Support API |
[0d5a9f1] | 7 | */ |
8 | ||
9 | /* | |
10 | * COPYRIGHT (c) 1989-2011. | |
11 | * On-Line Applications Research Corporation (OAR). | |
12 | * | |
13 | * The license and distribution terms for this file may be | |
14 | * found in the file LICENSE in this distribution or at | |
[c499856] | 15 | * http://www.rtems.org/license/LICENSE. |
[0d5a9f1] | 16 | */ |
17 | ||
18 | #ifndef _RTEMS_SCORE_SMP_H | |
19 | #define _RTEMS_SCORE_SMP_H | |
20 | ||
[edde99b] | 21 | #include <rtems/score/cpu.h> |
22 | ||
23 | #ifdef __cplusplus | |
24 | extern "C" { | |
25 | #endif | |
[0d5a9f1] | 26 | |
27 | /** | |
[4c20da4b] | 28 | * @defgroup RTEMSScoreSMP SMP Support |
[edde99b] | 29 | * |
[4c20da4b] | 30 | * @ingroup RTEMSScore |
[0d5a9f1] | 31 | * |
[3238c162] | 32 | * @brief SMP Support |
33 | * | |
[edde99b] | 34 | * This defines the interface of the SuperCore SMP support. |
[d8cd045c] | 35 | * |
[edde99b] | 36 | * @{ |
[0d5a9f1] | 37 | */ |
38 | ||
[edde99b] | 39 | #if defined( RTEMS_SMP ) |
[cfcd6dc9] | 40 | extern uint32_t _SMP_Processor_maximum; |
[edde99b] | 41 | |
[ad87de4] | 42 | static inline uint32_t _SMP_Get_processor_maximum( void ) |
[edde99b] | 43 | { |
[cfcd6dc9] | 44 | return _SMP_Processor_maximum; |
[edde99b] | 45 | } |
46 | #else | |
[ad87de4] | 47 | #define _SMP_Get_processor_maximum() UINT32_C(1) |
[edde99b] | 48 | #endif |
49 | ||
[39e51758] | 50 | #if defined( RTEMS_SMP ) |
[47d60134] | 51 | static inline uint32_t _SMP_Get_current_processor( void ) |
[39e51758] | 52 | { |
53 | return _CPU_SMP_Get_current_processor(); | |
54 | } | |
55 | #else | |
[2cb95b5f] | 56 | #define _SMP_Get_current_processor() UINT32_C(0) |
[39e51758] | 57 | #endif |
58 | ||
[6ca4f6a] | 59 | /** @} */ |
60 | ||
[0d5a9f1] | 61 | #ifdef __cplusplus |
62 | } | |
63 | #endif | |
64 | ||
65 | #endif | |
[a15eaaf] | 66 | /* end of include file */ |
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