blob: 128a606444fed668b914eca9e14d407829a8a379 [file] [log] [blame]
Marc Zyngierecf07a72014-07-12 14:24:04 +01001/*
2 * Copyright (C) 2013 - ARM Ltd
3 * Author: Marc Zyngier <marc.zyngier@arm.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#ifndef __ARM_PSCI_H__
19#define __ARM_PSCI_H__
20
21/* PSCI interface */
22#define ARM_PSCI_FN_BASE 0x95c1ba5e
23#define ARM_PSCI_FN(n) (ARM_PSCI_FN_BASE + (n))
24
25#define ARM_PSCI_FN_CPU_SUSPEND ARM_PSCI_FN(0)
26#define ARM_PSCI_FN_CPU_OFF ARM_PSCI_FN(1)
27#define ARM_PSCI_FN_CPU_ON ARM_PSCI_FN(2)
28#define ARM_PSCI_FN_MIGRATE ARM_PSCI_FN(3)
29
30#define ARM_PSCI_RET_SUCCESS 0
31#define ARM_PSCI_RET_NI (-1)
32#define ARM_PSCI_RET_INVAL (-2)
33#define ARM_PSCI_RET_DENIED (-3)
34
Tom Rinidd09f7e2015-03-05 20:19:36 -050035#ifndef __ASSEMBLY__
36int psci_update_dt(void *fdt);
Jan Kiszkace416fa2015-04-21 07:18:34 +020037void psci_board_init(void);
Tom Rinidd09f7e2015-03-05 20:19:36 -050038#endif /* ! __ASSEMBLY__ */
39
Marc Zyngierecf07a72014-07-12 14:24:04 +010040#endif /* __ARM_PSCI_H__ */