diff options
Diffstat (limited to 'include/bl31')
| -rw-r--r-- | include/bl31/cpu_data.h | 139 | ||||
| -rw-r--r-- | include/bl31/runtime_svc.h | 135 | ||||
| -rw-r--r-- | include/bl31/services/psci.h | 345 | ||||
| -rw-r--r-- | include/bl31/services/psci_compat.h | 116 | ||||
| -rw-r--r-- | include/bl31/services/std_svc.h | 51 |
5 files changed, 0 insertions, 786 deletions
diff --git a/include/bl31/cpu_data.h b/include/bl31/cpu_data.h deleted file mode 100644 index 4fc801bf..00000000 --- a/include/bl31/cpu_data.h +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (c) 2014-2016, 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 __CPU_DATA_H__ -#define __CPU_DATA_H__ - -/* Offsets for the cpu_data structure */ -#define CPU_DATA_CRASH_BUF_OFFSET 0x18 -#if CRASH_REPORTING -#define CPU_DATA_LOG2SIZE 7 -#else -#define CPU_DATA_LOG2SIZE 6 -#endif -/* need enough space in crash buffer to save 8 registers */ -#define CPU_DATA_CRASH_BUF_SIZE 64 -#define CPU_DATA_CPU_OPS_PTR 0x10 - -#ifndef __ASSEMBLY__ - -#include <arch_helpers.h> -#include <cassert.h> -#include <platform_def.h> -#include <psci.h> -#include <stdint.h> - -/* Offsets for the cpu_data structure */ -#define CPU_DATA_PSCI_LOCK_OFFSET __builtin_offsetof\ - (cpu_data_t, psci_svc_cpu_data.pcpu_bakery_info) - -#if PLAT_PCPU_DATA_SIZE -#define CPU_DATA_PLAT_PCPU_OFFSET __builtin_offsetof\ - (cpu_data_t, platform_cpu_data) -#endif - -/******************************************************************************* - * Function & variable prototypes - ******************************************************************************/ - -/******************************************************************************* - * Cache of frequently used per-cpu data: - * Pointers to non-secure and secure security state contexts - * Address of the crash stack - * It is aligned to the cache line boundary to allow efficient concurrent - * manipulation of these pointers on different cpus - * - * TODO: Add other commonly used variables to this (tf_issues#90) - * - * The data structure and the _cpu_data accessors should not be used directly - * by components that have per-cpu members. The member access macros should be - * used for this. - ******************************************************************************/ -typedef struct cpu_data { - void *cpu_context[2]; - uintptr_t cpu_ops_ptr; -#if CRASH_REPORTING - u_register_t crash_buf[CPU_DATA_CRASH_BUF_SIZE >> 3]; -#endif - struct psci_cpu_data psci_svc_cpu_data; -#if PLAT_PCPU_DATA_SIZE - uint8_t platform_cpu_data[PLAT_PCPU_DATA_SIZE]; -#endif -} __aligned(CACHE_WRITEBACK_GRANULE) cpu_data_t; - -#if CRASH_REPORTING -/* verify assembler offsets match data structures */ -CASSERT(CPU_DATA_CRASH_BUF_OFFSET == __builtin_offsetof - (cpu_data_t, crash_buf), - assert_cpu_data_crash_stack_offset_mismatch); -#endif - -CASSERT((1 << CPU_DATA_LOG2SIZE) == sizeof(cpu_data_t), - assert_cpu_data_log2size_mismatch); - -CASSERT(CPU_DATA_CPU_OPS_PTR == __builtin_offsetof - (cpu_data_t, cpu_ops_ptr), - assert_cpu_data_cpu_ops_ptr_offset_mismatch); - -struct cpu_data *_cpu_data_by_index(uint32_t cpu_index); - -/* Return the cpu_data structure for the current CPU. */ -static inline struct cpu_data *_cpu_data(void) -{ - return (cpu_data_t *)read_tpidr_el3(); -} - - -/************************************************************************** - * APIs for initialising and accessing per-cpu data - *************************************************************************/ - -void init_cpu_data_ptr(void); -void init_cpu_ops(void); - -#define get_cpu_data(_m) _cpu_data()->_m -#define set_cpu_data(_m, _v) _cpu_data()->_m = _v -#define get_cpu_data_by_index(_ix, _m) _cpu_data_by_index(_ix)->_m -#define set_cpu_data_by_index(_ix, _m, _v) _cpu_data_by_index(_ix)->_m = _v - -#define flush_cpu_data(_m) flush_dcache_range((uintptr_t) \ - &(_cpu_data()->_m), \ - sizeof(_cpu_data()->_m)) -#define inv_cpu_data(_m) inv_dcache_range((uintptr_t) \ - &(_cpu_data()->_m), \ - sizeof(_cpu_data()->_m)) -#define flush_cpu_data_by_index(_ix, _m) \ - flush_dcache_range((uintptr_t) \ - &(_cpu_data_by_index(_ix)->_m), \ - sizeof(_cpu_data_by_index(_ix)->_m)) - - -#endif /* __ASSEMBLY__ */ -#endif /* __CPU_DATA_H__ */ diff --git a/include/bl31/runtime_svc.h b/include/bl31/runtime_svc.h deleted file mode 100644 index adafcee4..00000000 --- a/include/bl31/runtime_svc.h +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright (c) 2013-2016, 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 __RUNTIME_SVC_H__ -#define __RUNTIME_SVC_H__ - -#include <bl_common.h> /* to include exception types */ -#include <smcc_helpers.h> /* to include SMCC definitions */ - - -/******************************************************************************* - * Structure definition, typedefs & constants for the runtime service framework - ******************************************************************************/ - -/* - * Constants to allow the assembler access a runtime service - * descriptor - */ -#define RT_SVC_SIZE_LOG2 5 -#define SIZEOF_RT_SVC_DESC (1 << RT_SVC_SIZE_LOG2) -#define RT_SVC_DESC_INIT 16 -#define RT_SVC_DESC_HANDLE 24 - -/* - * The function identifier has 6 bits for the owning entity number and - * single bit for the type of smc call. When taken together these - * values limit the maximum number of runtime services to 128. - */ -#define MAX_RT_SVCS 128 - -#ifndef __ASSEMBLY__ - -/* Prototype for runtime service initializing function */ -typedef int32_t (*rt_svc_init_t)(void); - -/* - * Prototype for runtime service SMC handler function. x0 (SMC Function ID) to - * x4 are as passed by the caller. Rest of the arguments to SMC and the context - * can be accessed using the handle pointer. The cookie parameter is reserved - * for future use - */ -typedef uintptr_t (*rt_svc_handle_t)(uint32_t smc_fid, - u_register_t x1, - u_register_t x2, - u_register_t x3, - u_register_t x4, - void *cookie, - void *handle, - u_register_t flags); -typedef struct rt_svc_desc { - uint8_t start_oen; - uint8_t end_oen; - uint8_t call_type; - const char *name; - rt_svc_init_t init; - rt_svc_handle_t handle; -} rt_svc_desc_t; - -/* - * Convenience macro to declare a service descriptor - */ -#define DECLARE_RT_SVC(_name, _start, _end, _type, _setup, _smch) \ - static const rt_svc_desc_t __svc_desc_ ## _name \ - __section("rt_svc_descs") __used = { \ - .start_oen = _start, \ - .end_oen = _end, \ - .call_type = _type, \ - .name = #_name, \ - .init = _setup, \ - .handle = _smch } - -/* - * Compile time assertions related to the 'rt_svc_desc' structure to: - * 1. ensure that the assembler and the compiler view of the size - * of the structure are the same. - * 2. ensure that the assembler and the compiler see the initialisation - * routine at the same offset. - * 3. ensure that the assembler and the compiler see the handler - * routine at the same offset. - */ -CASSERT((sizeof(rt_svc_desc_t) == SIZEOF_RT_SVC_DESC), \ - assert_sizeof_rt_svc_desc_mismatch); -CASSERT(RT_SVC_DESC_INIT == __builtin_offsetof(rt_svc_desc_t, init), \ - assert_rt_svc_desc_init_offset_mismatch); -CASSERT(RT_SVC_DESC_HANDLE == __builtin_offsetof(rt_svc_desc_t, handle), \ - assert_rt_svc_desc_handle_offset_mismatch); - - -/* - * This macro combines the call type and the owning entity number corresponding - * to a runtime service to generate a unique owning entity number. This unique - * oen is used to access an entry in the 'rt_svc_descs_indices' array. The entry - * contains the index of the service descriptor in the 'rt_svc_descs' array. - */ -#define get_unique_oen(oen, call_type) ((oen & FUNCID_OEN_MASK) | \ - ((call_type & FUNCID_TYPE_MASK) \ - << FUNCID_OEN_WIDTH)) - -/******************************************************************************* - * Function & variable prototypes - ******************************************************************************/ -void runtime_svc_init(void); -extern uintptr_t __RT_SVC_DESCS_START__; -extern uintptr_t __RT_SVC_DESCS_END__; -void init_crash_reporting(void); - -#endif /*__ASSEMBLY__*/ -#endif /* __RUNTIME_SVC_H__ */ diff --git a/include/bl31/services/psci.h b/include/bl31/services/psci.h deleted file mode 100644 index b6d6d4ea..00000000 --- a/include/bl31/services/psci.h +++ /dev/null @@ -1,345 +0,0 @@ -/* - * Copyright (c) 2013-2016, 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__ - -#include <bakery_lock.h> -#include <platform_def.h> /* for PLAT_NUM_PWR_DOMAINS */ -#if ENABLE_PLAT_COMPAT -#include <psci_compat.h> -#endif - -/******************************************************************************* - * Number of power domains whose state this PSCI implementation can track - ******************************************************************************/ -#ifdef PLAT_NUM_PWR_DOMAINS -#define PSCI_NUM_PWR_DOMAINS PLAT_NUM_PWR_DOMAINS -#else -#define PSCI_NUM_PWR_DOMAINS (2 * PLATFORM_CORE_COUNT) -#endif - -#define PSCI_NUM_NON_CPU_PWR_DOMAINS (PSCI_NUM_PWR_DOMAINS - \ - PLATFORM_CORE_COUNT) - -/* This is the power level corresponding to a CPU */ -#define PSCI_CPU_PWR_LVL 0 - -/* - * The maximum power level supported by PSCI. Since PSCI CPU_SUSPEND - * uses the old power_state parameter format which has 2 bits to specify the - * power level, this constant is defined to be 3. - */ -#define PSCI_MAX_PWR_LVL 3 - -/******************************************************************************* - * Defines for runtime services function 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 -#define PSCI_FEATURES 0x8400000A -#define PSCI_SYSTEM_SUSPEND_AARCH32 0x8400000E -#define PSCI_SYSTEM_SUSPEND_AARCH64 0xc400000E -#define PSCI_STAT_RESIDENCY_AARCH32 0x84000010 -#define PSCI_STAT_RESIDENCY_AARCH64 0xc4000010 -#define PSCI_STAT_COUNT_AARCH32 0x84000011 -#define PSCI_STAT_COUNT_AARCH64 0xc4000011 - -/* Macro to help build the psci capabilities bitfield */ -#define define_psci_cap(x) (1 << (x & 0x1f)) - -/* - * Number of PSCI calls (above) implemented - */ -#if ENABLE_PSCI_STAT -#define PSCI_NUM_CALLS 22 -#else -#define PSCI_NUM_CALLS 18 -#endif - -/******************************************************************************* - * 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 - -#if PSCI_EXTENDED_STATE_ID -#define PSTATE_VALID_MASK 0xB0000000 -#define PSTATE_TYPE_SHIFT 30 -#define PSTATE_ID_MASK 0xfffffff -#else -#define PSTATE_VALID_MASK 0xFCFE0000 -#define PSTATE_TYPE_SHIFT 16 -#define PSTATE_PWR_LVL_SHIFT 24 -#define PSTATE_ID_MASK 0xffff -#define PSTATE_PWR_LVL_MASK 0x3 - -#define psci_get_pstate_pwrlvl(pstate) (((pstate) >> PSTATE_PWR_LVL_SHIFT) & \ - PSTATE_PWR_LVL_MASK) -#define psci_make_powerstate(state_id, type, pwrlvl) \ - (((state_id) & PSTATE_ID_MASK) << PSTATE_ID_SHIFT) |\ - (((type) & PSTATE_TYPE_MASK) << PSTATE_TYPE_SHIFT) |\ - (((pwrlvl) & PSTATE_PWR_LVL_MASK) << PSTATE_PWR_LVL_SHIFT) -#endif /* __PSCI_EXTENDED_STATE_ID__ */ - -#define PSTATE_TYPE_STANDBY 0x0 -#define PSTATE_TYPE_POWERDOWN 0x1 -#define PSTATE_TYPE_MASK 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_check_power_state(pstate) ((pstate) & PSTATE_VALID_MASK) - -/******************************************************************************* - * PSCI CPU_FEATURES feature flag specific defines - ******************************************************************************/ -/* Features flags for CPU SUSPEND power state parameter format. Bits [1:1] */ -#define FF_PSTATE_SHIFT 1 -#define FF_PSTATE_ORIG 0 -#define FF_PSTATE_EXTENDED 1 -#if PSCI_EXTENDED_STATE_ID -#define FF_PSTATE FF_PSTATE_EXTENDED -#else -#define FF_PSTATE FF_PSTATE_ORIG -#endif - -/* Features flags for CPU SUSPEND OS Initiated mode support. Bits [0:0] */ -#define FF_MODE_SUPPORT_SHIFT 0 -#define FF_SUPPORTS_OS_INIT_MODE 1 - -/******************************************************************************* - * PSCI version - ******************************************************************************/ -#define PSCI_MAJOR_VER (1 << 16) -#define PSCI_MINOR_VER 0x0 - -/******************************************************************************* - * 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 -#define PSCI_E_INVALID_ADDRESS -9 - -#define PSCI_INVALID_MPIDR ~((u_register_t)0) - -#ifndef __ASSEMBLY__ - -#include <stdint.h> -#include <types.h> - -/* - * These are the states reported by the PSCI_AFFINITY_INFO API for the specified - * CPU. The definitions of these states can be found in Section 5.7.1 in the - * PSCI specification (ARM DEN 0022C). - */ -typedef enum { - AFF_STATE_ON = 0, - AFF_STATE_OFF = 1, - AFF_STATE_ON_PENDING = 2 -} aff_info_state_t; - -/* - * Macro to represent invalid affinity level within PSCI. - */ -#define PSCI_INVALID_PWR_LVL (PLAT_MAX_PWR_LVL + 1) - -/* - * Type for representing the local power state at a particular level. - */ -typedef uint8_t plat_local_state_t; - -/* The local state macro used to represent RUN state. */ -#define PSCI_LOCAL_STATE_RUN 0 - -/* - * Macro to test whether the plat_local_state is RUN state - */ -#define is_local_state_run(plat_local_state) \ - ((plat_local_state) == PSCI_LOCAL_STATE_RUN) - -/* - * Macro to test whether the plat_local_state is RETENTION state - */ -#define is_local_state_retn(plat_local_state) \ - (((plat_local_state) > PSCI_LOCAL_STATE_RUN) && \ - ((plat_local_state) <= PLAT_MAX_RET_STATE)) - -/* - * Macro to test whether the plat_local_state is OFF state - */ -#define is_local_state_off(plat_local_state) \ - (((plat_local_state) > PLAT_MAX_RET_STATE) && \ - ((plat_local_state) <= PLAT_MAX_OFF_STATE)) - -/***************************************************************************** - * This data structure defines the representation of the power state parameter - * for its exchange between the generic PSCI code and the platform port. For - * example, it is used by the platform port to specify the requested power - * states during a power management operation. It is used by the generic code to - * inform the platform about the target power states that each level should - * enter. - ****************************************************************************/ -typedef struct psci_power_state { - /* - * The pwr_domain_state[] stores the local power state at each level - * for the CPU. - */ - plat_local_state_t pwr_domain_state[PLAT_MAX_PWR_LVL + 1]; -} psci_power_state_t; - -/******************************************************************************* - * Structure used to store per-cpu information relevant to the PSCI service. - * It is populated in the per-cpu data array. In return we get a guarantee that - * this information will not reside on a cache line shared with another cpu. - ******************************************************************************/ -typedef struct psci_cpu_data { - /* State as seen by PSCI Affinity Info API */ - aff_info_state_t aff_info_state; - - /* - * Highest power level which takes part in a power management - * operation. - */ - unsigned char target_pwrlvl; - - /* The local power state of this CPU */ - plat_local_state_t local_state; -} psci_cpu_data_t; - -/******************************************************************************* - * Structure populated by platform specific code to export routines which - * perform common low level power management functions - ******************************************************************************/ -typedef struct plat_psci_ops { - void (*cpu_standby)(plat_local_state_t cpu_state); - int (*pwr_domain_on)(u_register_t mpidr); - void (*pwr_domain_off)(const psci_power_state_t *target_state); - void (*pwr_domain_suspend)(const psci_power_state_t *target_state); - void (*pwr_domain_on_finish)(const psci_power_state_t *target_state); - void (*pwr_domain_suspend_finish)( - const psci_power_state_t *target_state); - void (*pwr_domain_pwr_down_wfi)( - const psci_power_state_t *target_state) __dead2; - void (*system_off)(void) __dead2; - void (*system_reset)(void) __dead2; - int (*validate_power_state)(unsigned int power_state, - psci_power_state_t *req_state); - int (*validate_ns_entrypoint)(uintptr_t ns_entrypoint); - void (*get_sys_suspend_power_state)( - psci_power_state_t *req_state); - int (*get_pwr_lvl_state_idx)(plat_local_state_t pwr_domain_state, - int pwrlvl); - int (*translate_power_state_by_mpidr)(u_register_t mpidr, - unsigned int power_state, - psci_power_state_t *output_state); -} plat_psci_ops_t; - -/******************************************************************************* - * Optional structure populated by the Secure Payload Dispatcher to be given a - * chance to perform any bookkeeping before PSCI executes a power management - * operation. It also allows PSCI to determine certain properties of the SP e.g. - * migrate capability etc. - ******************************************************************************/ -typedef struct spd_pm_ops { - void (*svc_on)(u_register_t target_cpu); - int32_t (*svc_off)(u_register_t __unused); - void (*svc_suspend)(u_register_t max_off_pwrlvl); - void (*svc_on_finish)(u_register_t __unused); - void (*svc_suspend_finish)(u_register_t max_off_pwrlvl); - int32_t (*svc_migrate)(u_register_t from_cpu, u_register_t to_cpu); - int32_t (*svc_migrate_info)(u_register_t *resident_cpu); - void (*svc_system_off)(void); - void (*svc_system_reset)(void); -} spd_pm_ops_t; - -/******************************************************************************* - * Function & Data prototypes - ******************************************************************************/ -unsigned int psci_version(void); -int psci_cpu_on(u_register_t target_cpu, - uintptr_t entrypoint, - u_register_t context_id); -int psci_cpu_suspend(unsigned int power_state, - uintptr_t entrypoint, - u_register_t context_id); -int psci_system_suspend(uintptr_t entrypoint, u_register_t context_id); -int psci_cpu_off(void); -int psci_affinity_info(u_register_t target_affinity, - unsigned int lowest_affinity_level); -int psci_migrate(u_register_t target_cpu); -int psci_migrate_info_type(void); -long psci_migrate_info_up_cpu(void); -int psci_features(unsigned int psci_fid); -void __dead2 psci_power_down_wfi(void); -void psci_entrypoint(void); -void psci_register_spd_pm_hook(const spd_pm_ops_t *); -uintptr_t psci_smc_handler(uint32_t smc_fid, - u_register_t x1, - u_register_t x2, - u_register_t x3, - u_register_t x4, - void *cookie, - void *handle, - u_register_t flags); - -/* PSCI setup function */ -int psci_setup(void); - -#endif /*__ASSEMBLY__*/ - -#endif /* __PSCI_H__ */ diff --git a/include/bl31/services/psci_compat.h b/include/bl31/services/psci_compat.h deleted file mode 100644 index 24bd8dcc..00000000 --- a/include/bl31/services/psci_compat.h +++ /dev/null @@ -1,116 +0,0 @@ -/* - * Copyright (c) 2015, 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_COMPAT_H__ -#define __PSCI_COMPAT_H__ - -#include <arch.h> -#include <platform_def.h> - -#ifndef __ASSEMBLY__ -/* - * The below declarations are to enable compatibility for the platform ports - * using the old platform interface and psci helpers. - */ -#define PLAT_MAX_PWR_LVL PLATFORM_MAX_AFFLVL -#define PLAT_NUM_PWR_DOMAINS PLATFORM_NUM_AFFS - -/******************************************************************************* - * PSCI affinity related constants. An affinity instance could - * be present or absent physically to cater for asymmetric topologies. - ******************************************************************************/ -#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 - -/* - * Using the compatibility platform interfaces means that the local states - * used in psci_power_state_t need to only convey whether its power down - * or standby state. The onus is on the platform port to do the right thing - * including the state coordination in case multiple power down states are - * involved. Hence if we assume 3 generic states viz, run, standby and - * power down, we can assign 1 and 2 to standby and power down respectively. - */ -#define PLAT_MAX_RET_STATE 1 -#define PLAT_MAX_OFF_STATE 2 - -/* - * Macro to represent invalid affinity level within PSCI. - */ -#define PSCI_INVALID_DATA -1 - -#define psci_get_pstate_afflvl(pstate) psci_get_pstate_pwrlvl(pstate) - -/* - * This array stores the 'power_state' requests of each CPU during - * CPU_SUSPEND and SYSTEM_SUSPEND which will be populated by the - * compatibility layer when appropriate platform hooks are invoked. - */ -extern unsigned int psci_power_state_compat[PLATFORM_CORE_COUNT]; - -/******************************************************************************* - * Structure populated by platform specific code to export routines which - * perform common low level pm functions - ******************************************************************************/ -typedef struct plat_pm_ops { - void (*affinst_standby)(unsigned int power_state); - int (*affinst_on)(unsigned long mpidr, - unsigned long sec_entrypoint, - unsigned int afflvl, - unsigned int state); - void (*affinst_off)(unsigned int afflvl, unsigned int state); - void (*affinst_suspend)(unsigned long sec_entrypoint, - unsigned int afflvl, - unsigned int state); - void (*affinst_on_finish)(unsigned int afflvl, unsigned int state); - void (*affinst_suspend_finish)(unsigned int afflvl, - unsigned int state); - void (*system_off)(void) __dead2; - void (*system_reset)(void) __dead2; - int (*validate_power_state)(unsigned int power_state); - int (*validate_ns_entrypoint)(unsigned long ns_entrypoint); - unsigned int (*get_sys_suspend_power_state)(void); -} plat_pm_ops_t; - -/******************************************************************************* - * Function & Data prototypes to enable compatibility for older platform ports - ******************************************************************************/ -int psci_get_suspend_stateid_by_mpidr(unsigned long); -int psci_get_suspend_stateid(void); -int psci_get_suspend_powerstate(void); -unsigned int psci_get_max_phys_off_afflvl(void); -int psci_get_suspend_afflvl(void); - -#endif /* ____ASSEMBLY__ */ -#endif /* __PSCI_COMPAT_H__ */ diff --git a/include/bl31/services/std_svc.h b/include/bl31/services/std_svc.h deleted file mode 100644 index cbd5b620..00000000 --- a/include/bl31/services/std_svc.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Copyright (c) 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 __STD_SVC_H__ -#define __STD_SVC_H__ - -/* SMC function IDs for Standard Service queries */ - -#define ARM_STD_SVC_CALL_COUNT 0x8400ff00 -#define ARM_STD_SVC_UID 0x8400ff01 -/* 0x8400ff02 is reserved */ -#define ARM_STD_SVC_VERSION 0x8400ff03 - -/* ARM Standard Service Calls version numbers */ -#define STD_SVC_VERSION_MAJOR 0x0 -#define STD_SVC_VERSION_MINOR 0x1 - -/* The macros below are used to identify PSCI calls from the SMC function ID */ -#define PSCI_FID_MASK 0xffe0u -#define PSCI_FID_VALUE 0u -#define is_psci_fid(_fid) \ - (((_fid) & PSCI_FID_MASK) == PSCI_FID_VALUE) - -#endif /* __STD_SVC_H__ */ |