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1 /*

3 *

4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@

5 *

6 * This file contains Original Code and/or Modifications of Original Code

7 * as defined in and that are subject to the Apple Public Source License

8 * Version 2.0 (the 'License'). You may not use this file except in

9 * compliance with the License. The rights granted to you under the License

10 * may not be used to create, or enable the creation or redistribution of,

11 * unlawful or unlicensed copies of an Apple operating system, or to

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13 * terms of an Apple operating system software license agreement.

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15 * Please obtain a copy of the License at

16 * http://www.opensource.apple.com/apsl/ and read it before using this file.

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18 * The Original Code and all software distributed under the License are

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27 */

28 /*

29 * @OSF_COPYRIGHT@

30 */

32 #ifndef _MACH_SYNC_POLICY_H_

33 #define _MACH_SYNC_POLICY_H_

35 typedef int sync_policy_t;

37 /*

38 * These options define the wait ordering of the synchronizers

39 */

40 #define SYNC_POLICY_FIFO 0x0

41 #define SYNC_POLICY_FIXED_PRIORITY 0x1

42 #define SYNC_POLICY_REVERSED 0x2

43 #define SYNC_POLICY_ORDER_MASK 0x3

44 #define SYNC_POLICY_LIFO (SYNC_POLICY_FIFO|SYNC_POLICY_REVERSED)

46 #ifdef KERNEL_PRIVATE

48 /*

49 * These options provide addition (kernel-private) behaviors

50 */

52 #define SYNC_POLICY_PREPOST 0x4

53 #define SYNC_POLICY_DISABLE_IRQ 0x8

54 #define SYNC_POLICY_TURNSTILE 0x10

55 #define SYNC_POLICY_TURNSTILE_PROXY 0x20

57 #endif /* KERNEL_PRIVATE */

59 #define SYNC_POLICY_MAX 0x7

61 #endif /* _MACH_SYNC_POLICY_H_ */