1 /*
2 * Copyright (c) 2013 Apple Inc. All rights reserved.
3 *
4 * @APPLE_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. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24 #include <sys/errno.h>
25 #include <sys/sfi.h>
26 #include <sys/types.h>
27 #include <unistd.h>
28
29 int
system_set_sfi_window(uint64_t sfi_window_usec)30 system_set_sfi_window(uint64_t sfi_window_usec)
31 {
32 return __sfi_ctl(SFI_CTL_OPERATION_SFI_SET_WINDOW, 0, sfi_window_usec, NULL);
33 }
34
35 int
system_get_sfi_window(uint64_t * sfi_window_usec)36 system_get_sfi_window(uint64_t *sfi_window_usec)
37 {
38 return __sfi_ctl(SFI_CTL_OPERATION_SFI_GET_WINDOW, 0, 0, sfi_window_usec);
39 }
40
41 int
sfi_set_class_offtime(sfi_class_id_t class_id,uint64_t offtime_usec)42 sfi_set_class_offtime(sfi_class_id_t class_id, uint64_t offtime_usec)
43 {
44 return __sfi_ctl(SFI_CTL_OPERATION_SET_CLASS_OFFTIME, class_id, offtime_usec, NULL);
45 }
46
47 int
sfi_get_class_offtime(sfi_class_id_t class_id,uint64_t * offtime_usec)48 sfi_get_class_offtime(sfi_class_id_t class_id, uint64_t *offtime_usec)
49 {
50 return __sfi_ctl(SFI_CTL_OPERATION_GET_CLASS_OFFTIME, class_id, 0, offtime_usec);
51 }
52
53 int
sfi_process_set_flags(pid_t pid,uint32_t flags)54 sfi_process_set_flags(pid_t pid, uint32_t flags)
55 {
56 return __sfi_pidctl(SFI_PIDCTL_OPERATION_PID_SET_FLAGS, pid, flags, NULL);
57 }
58
59 int
sfi_process_get_flags(pid_t pid,uint32_t * flags)60 sfi_process_get_flags(pid_t pid, uint32_t *flags)
61 {
62 return __sfi_pidctl(SFI_PIDCTL_OPERATION_PID_GET_FLAGS, pid, 0, flags);
63 }
64