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Diffstat (limited to 'include/psci.h')
| -rw-r--r-- | include/psci.h | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/include/psci.h b/include/psci.h deleted file mode 100644 index e2907937..00000000 --- a/include/psci.h +++ /dev/null @@ -1,197 +0,0 @@ -/* - * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * Neither the name of ARM nor the names of its contributors may be used - * to endorse or promote products derived from this software without specific - * prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef __PSCI_H__ -#define __PSCI_H__ - -/******************************************************************************* - * Defines for runtime services func ids - ******************************************************************************/ -#define PSCI_VERSION 0x84000000 -#define PSCI_CPU_SUSPEND_AARCH32 0x84000001 -#define PSCI_CPU_SUSPEND_AARCH64 0xc4000001 -#define PSCI_CPU_OFF 0x84000002 -#define PSCI_CPU_ON_AARCH32 0x84000003 -#define PSCI_CPU_ON_AARCH64 0xc4000003 -#define PSCI_AFFINITY_INFO_AARCH32 0x84000004 -#define PSCI_AFFINITY_INFO_AARCH64 0xc4000004 -#define PSCI_MIG_AARCH32 0x84000005 -#define PSCI_MIG_AARCH64 0xc4000005 -#define PSCI_MIG_INFO_TYPE 0x84000006 -#define PSCI_MIG_INFO_UP_CPU_AARCH32 0x84000007 -#define PSCI_MIG_INFO_UP_CPU_AARCH64 0xc4000007 -#define PSCI_SYSTEM_OFF 0x84000008 -#define PSCI_SYSTEM_RESET 0x84000009 - -/* - * Number of PSCI calls (above) implemented. System off and reset aren't - * implemented as yet - */ -#define PSCI_NUM_CALLS 13 - -/******************************************************************************* - * PSCI Migrate and friends - ******************************************************************************/ -#define PSCI_TOS_UP_MIG_CAP 0 -#define PSCI_TOS_NOT_UP_MIG_CAP 1 -#define PSCI_TOS_NOT_PRESENT_MP 2 - -/******************************************************************************* - * PSCI CPU_SUSPEND 'power_state' parameter specific defines - ******************************************************************************/ -#define PSTATE_ID_SHIFT 0 -#define PSTATE_TYPE_SHIFT 16 -#define PSTATE_AFF_LVL_SHIFT 24 - -#define PSTATE_ID_MASK 0xffff -#define PSTATE_TYPE_MASK 0x1 -#define PSTATE_AFF_LVL_MASK 0x3 -#define PSTATE_VALID_MASK 0xFCFE0000 - -#define PSTATE_TYPE_STANDBY 0x0 -#define PSTATE_TYPE_POWERDOWN 0x1 - -#define psci_get_pstate_id(pstate) (pstate >> PSTATE_ID_SHIFT) & \ - PSTATE_ID_MASK -#define psci_get_pstate_type(pstate) (pstate >> PSTATE_TYPE_SHIFT) & \ - PSTATE_TYPE_MASK -#define psci_get_pstate_afflvl(pstate) (pstate >> PSTATE_AFF_LVL_SHIFT) & \ - PSTATE_AFF_LVL_MASK - -/******************************************************************************* - * PSCI version - ******************************************************************************/ -#define PSCI_MAJOR_VER (0 << 16) -#define PSCI_MINOR_VER 0x2 - -/******************************************************************************* - * PSCI error codes - ******************************************************************************/ -#define PSCI_E_SUCCESS 0 -#define PSCI_E_NOT_SUPPORTED -1 -#define PSCI_E_INVALID_PARAMS -2 -#define PSCI_E_DENIED -3 -#define PSCI_E_ALREADY_ON -4 -#define PSCI_E_ON_PENDING -5 -#define PSCI_E_INTERN_FAIL -6 -#define PSCI_E_NOT_PRESENT -7 -#define PSCI_E_DISABLED -8 - -/******************************************************************************* - * PSCI affinity state related constants. An affinity instance could be present - * or absent physically to cater for asymmetric topologies. If present then it - * could in one of the 4 further defined states. - ******************************************************************************/ -#define PSCI_STATE_SHIFT 1 -#define PSCI_STATE_MASK 0xff - -#define PSCI_AFF_ABSENT 0x0 -#define PSCI_AFF_PRESENT 0x1 -#define PSCI_STATE_ON 0x0 -#define PSCI_STATE_OFF 0x1 -#define PSCI_STATE_ON_PENDING 0x2 -#define PSCI_STATE_SUSPEND 0x3 - -#define PSCI_INVALID_DATA -1 - -#define get_phys_state(x) (x != PSCI_STATE_ON ? \ - PSCI_STATE_OFF : PSCI_STATE_ON) - -#define psci_validate_power_state(pstate) (pstate & PSTATE_VALID_MASK) - - -/* Number of affinity instances whose state this psci imp. can track */ -#define PSCI_NUM_AFFS 32ull - -#ifndef __ASSEMBLY__ -/******************************************************************************* - * Structure populated by platform specific code to export routines which - * perform common low level pm functions - ******************************************************************************/ -typedef struct { - int (*affinst_standby)(unsigned int); - int (*affinst_on)(unsigned long, - unsigned long, - unsigned long, - unsigned int, - unsigned int); - int (*affinst_off)(unsigned long, unsigned int, unsigned int); - int (*affinst_suspend)(unsigned long, - unsigned long, - unsigned long, - unsigned int, - unsigned int); - int (*affinst_on_finish)(unsigned long, unsigned int, unsigned int); - int (*affinst_suspend_finish)(unsigned long, - unsigned int, - unsigned int); -} plat_pm_ops; - -/******************************************************************************* - * Optional structure populated by the Secure Payload Dispatcher to be given a - * chance to perform any bookkeeping before PSCI executes a power mgmt. - * operation. It also allows PSCI to determine certain properties of the SP e.g. - * migrate capability etc. - ******************************************************************************/ -typedef struct { - void (*svc_on)(uint64_t target_cpu); - int32_t (*svc_off)(uint64_t __unused); - void (*svc_suspend)(uint64_t power_state); - void (*svc_on_finish)(uint64_t __unused); - void (*svc_suspend_finish)(uint64_t suspend_level); - void (*svc_migrate)(uint64_t __unused1, uint64_t __unused2); - int32_t (*svc_migrate_info)(uint64_t *__unused); -} spd_pm_ops; - -/******************************************************************************* - * Function & Data prototypes - ******************************************************************************/ -extern unsigned int psci_version(void); -extern int __psci_cpu_suspend(unsigned int, unsigned long, unsigned long); -extern int __psci_cpu_off(void); -extern int psci_affinity_info(unsigned long, unsigned int); -extern int psci_migrate(unsigned int); -extern unsigned int psci_migrate_info_type(void); -extern unsigned long psci_migrate_info_up_cpu(void); -extern void psci_system_off(void); -extern void psci_system_reset(void); -extern int psci_cpu_on(unsigned long, - unsigned long, - unsigned long); -extern void psci_aff_on_finish_entry(void); -extern void psci_aff_suspend_finish_entry(void); -extern void psci_register_spd_pm_hook(const spd_pm_ops *); -extern int psci_get_suspend_stateid(unsigned long mpidr); -extern int psci_get_suspend_afflvl(unsigned long mpidr); - -#endif /*__ASSEMBLY__*/ - - -#endif /* __PSCI_H__ */ |