xref: /dpdk/lib/eal/linux/include/rte_os.h (revision 719834a6849e1daf4a70ff7742bbcc3ae7e25607)
199a2dd95SBruce Richardson /* SPDX-License-Identifier: BSD-3-Clause
299a2dd95SBruce Richardson  * Copyright(c) 2010-2019 Intel Corporation
399a2dd95SBruce Richardson  */
499a2dd95SBruce Richardson 
599a2dd95SBruce Richardson #ifndef _RTE_OS_H_
699a2dd95SBruce Richardson #define _RTE_OS_H_
799a2dd95SBruce Richardson 
899a2dd95SBruce Richardson /**
999a2dd95SBruce Richardson  * This header should contain any definition
1099a2dd95SBruce Richardson  * which is not supported natively or named differently in Linux.
1199a2dd95SBruce Richardson  */
1299a2dd95SBruce Richardson 
1399a2dd95SBruce Richardson #include <sched.h>
14*f1f6ebc0SWilliam Tu #include <sys/queue.h>
15*f1f6ebc0SWilliam Tu 
16*f1f6ebc0SWilliam Tu /* These macros are compatible with system's sys/queue.h. */
17*f1f6ebc0SWilliam Tu #define RTE_TAILQ_HEAD(name, type) TAILQ_HEAD(name, type)
18*f1f6ebc0SWilliam Tu #define RTE_TAILQ_ENTRY(type) TAILQ_ENTRY(type)
19*f1f6ebc0SWilliam Tu #define RTE_TAILQ_FOREACH(var, head, field) TAILQ_FOREACH(var, head, field)
20*f1f6ebc0SWilliam Tu #define RTE_TAILQ_FIRST(head) TAILQ_FIRST(head)
21*f1f6ebc0SWilliam Tu #define RTE_TAILQ_NEXT(elem, field) TAILQ_NEXT(elem, field)
22*f1f6ebc0SWilliam Tu #define RTE_STAILQ_HEAD(name, type) STAILQ_HEAD(name, type)
23*f1f6ebc0SWilliam Tu #define RTE_STAILQ_ENTRY(type) STAILQ_ENTRY(type)
2499a2dd95SBruce Richardson 
2599a2dd95SBruce Richardson #ifdef CPU_SETSIZE /* may require _GNU_SOURCE */
2699a2dd95SBruce Richardson typedef cpu_set_t rte_cpuset_t;
2799a2dd95SBruce Richardson #define RTE_HAS_CPUSET
2899a2dd95SBruce Richardson #define RTE_CPU_AND(dst, src1, src2) CPU_AND(dst, src1, src2)
2999a2dd95SBruce Richardson #define RTE_CPU_OR(dst, src1, src2) CPU_OR(dst, src1, src2)
3099a2dd95SBruce Richardson #define RTE_CPU_FILL(set) do \
3199a2dd95SBruce Richardson { \
3299a2dd95SBruce Richardson 	unsigned int i; \
3399a2dd95SBruce Richardson 	CPU_ZERO(set); \
3499a2dd95SBruce Richardson 	for (i = 0; i < CPU_SETSIZE; i++) \
3599a2dd95SBruce Richardson 		CPU_SET(i, set); \
3699a2dd95SBruce Richardson } while (0)
3799a2dd95SBruce Richardson #define RTE_CPU_NOT(dst, src) do \
3899a2dd95SBruce Richardson { \
3999a2dd95SBruce Richardson 	cpu_set_t tmp; \
4099a2dd95SBruce Richardson 	RTE_CPU_FILL(&tmp); \
4199a2dd95SBruce Richardson 	CPU_XOR(dst, &tmp, src); \
4299a2dd95SBruce Richardson } while (0)
4399a2dd95SBruce Richardson #endif
4499a2dd95SBruce Richardson 
4599a2dd95SBruce Richardson #endif /* _RTE_OS_H_ */
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