/* * Copyright (C) 2016 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef _CHRE_API_H_ #define _CHRE_API_H_ #include <stdarg.h> #include <stdint.h> #include "util.h" /* if va_list is passed by value it must fit in 32-bit register */ #if !defined(SYSCALL_PARAMS_PASSED_AS_PTRS) || !defined(SYSCALL_VARARGS_PARAMS_PASSED_AS_PTRS) C_STATIC_ASSERT(va_list_size, sizeof(va_list) == sizeof(uint32_t)); #endif /* * many syscalls rely on the property that uintptr_t can hold uint32_t without data loss * This is enforced by static assertion below. */ C_STATIC_ASSERT(uintptr_size, sizeof(uintptr_t) >= sizeof(uint32_t)); //EXTERNAL API //level 1 indices in the CHRE table #define SYSCALL_CHRE_MAIN 0 #define SYSCALL_CHRE_DRIVERS 1 #define SYSCALL_CHRE_LAST 2 // always last. holes are allowed, but not immediately before this //level 2 indices in the CHRE.main table #define SYSCALL_CHRE_MAIN_API 0 #define SYSCALL_CHRE_MAIN_EVENT 1 #define SYSCALL_CHRE_MAIN_LAST 2 // always last. holes are allowed, but not immediately before this //level 3 indices in the CHRE.main.api table #define SYSCALL_CHRE_MAIN_API_GET_APP_ID 0 // (void) -> uint64_t #define SYSCALL_CHRE_MAIN_API_GET_INST_ID 1 // (void) -> uint32_t #define SYSCALL_CHRE_MAIN_API_LOG_OLD 2 // (enum LogLevel, const char *, uintptr_t) -> void #define SYSCALL_CHRE_MAIN_API_GET_TIME 3 // (void) -> uint64_t #define SYSCALL_CHRE_MAIN_API_TIMER_SET 4 // (uint64_t, const void *, bool) -> uint32_t #define SYSCALL_CHRE_MAIN_API_TIMER_CANCEL 5 // (uint32_t) -> bool #define SYSCALL_CHRE_MAIN_API_ABORT 6 // (uint32_t) -> void #define SYSCALL_CHRE_MAIN_API_HEAP_ALLOC 7 // (uint32_t) -> void * #define SYSCALL_CHRE_MAIN_API_HEAP_FREE 8 // (void *) -> void #define SYSCALL_CHRE_MAIN_API_SEND_EVENT 9 // (uint32_t, void *, chreEventCompleteFunction*, uint32_t) -> bool #define SYSCALL_CHRE_MAIN_API_SEND_MSG 10 // (void *, uint32_t, uint32_t, chreMessageFreeFunction *) -> bool #define SYSCALL_CHRE_MAIN_API_SENSOR_FIND_DEFAULT 11 // #define SYSCALL_CHRE_MAIN_API_SENSOR_GET_INFO_OLD 12 // #define SYSCALL_CHRE_MAIN_API_SENSOR_GET_STATUS 13 // #define SYSCALL_CHRE_MAIN_API_SENSOR_CONFIG 14 // #define SYSCALL_CHRE_MAIN_API_GET_OS_API_VERSION 15 // #define SYSCALL_CHRE_MAIN_API_GET_OS_VERSION 16 // #define SYSCALL_CHRE_MAIN_API_GET_PLATFORM_ID 17 // #define SYSCALL_CHRE_MAIN_API_LOG 18 // (enum LogLevel, const char *, uintptr_t) -> void #define SYSCALL_CHRE_MAIN_API_SENSOR_GET_INFO 19 // #define SYSCALL_CHRE_MAIN_API_GET_HOST_TIME_OFFSET 20 // (void) -> int64_t #define SYSCALL_CHRE_MAIN_API_LAST 21 // always last. holes are allowed, but not immediately before this //level 3 indices in the CHRE.main.event table #define SYSCALL_CHRE_MAIN_EVENT_SEND_EVENT 0 // (uint32_t, void *, chreEventCompleteFunction*, uint32_t) -> bool #define SYSCALL_CHRE_MAIN_EVENT_SEND_MSG 1 // (void *, size_t, uint32_t, uint16_t, chreMessageFreeFunction *) -> bool #define SYSCALL_CHRE_MAIN_EVENT_INFO_BY_APP_ID 2 // (uint64_t, struct chreNanoappInfo *) -> bool #define SYSCALL_CHRE_MAIN_EVENT_INFO_BY_INST_ID 3 // (uint32_t, struct chreNanoappInfo *) -> bool #define SYSCALL_CHRE_MAIN_EVENT_CFG_INFO 4 // (bool) -> void #define SYSCALL_CHRE_MAIN_EVENT_HOST_SLEEP 5 // (bool) -> void #define SYSCALL_CHRE_MAIN_EVENT_IS_HOST_AWAKE 6 // (void) -> bool #define SYSCALL_CHRE_MAIN_EVENT_LAST 7 // always last. holes are allowed, but not immediately before this //level 2 indices in the CHRE.drivers table #define SYSCALL_CHRE_DRV_GNSS 0 #define SYSCALL_CHRE_DRV_WIFI 1 #define SYSCALL_CHRE_DRV_WWAN 2 #define SYSCALL_CHRE_DRV_AUDIO 3 #define SYSCALL_CHRE_DRV_LAST 4 // always last. holes are allowed, but not immediately before this //level 3 indices in the CHRE.drivers.gnss table #define SYSCALL_CHRE_DRV_GNSS_GET_CAP 0 // (void) -> uint32_t #define SYSCALL_CHRE_DRV_GNSS_LOC_START_ASYNC 1 // (uint32_t, uint32_t const void *) -> bool #define SYSCALL_CHRE_DRV_GNSS_LOC_STOP_ASYNC 2 // (const void *) -> bool #define SYSCALL_CHRE_DRV_GNSS_MEAS_START_ASYNC 3 // (uint32_t, const void *) -> bool #define SYSCALL_CHRE_DRV_GNSS_MEAS_STOP_ASYNC 4 // (const void *) -> bool #define SYSCALL_CHRE_DRV_GNSS_CONF_PASV_LOC_LIS 5 // (bool) -> bool #define SYSCALL_CHRE_DRV_GNSS_LAST 6 // always last. holes are allowed, but not immediately before this //level 3 indices in the CHRE.drivers.wifi table #define SYSCALL_CHRE_DRV_WIFI_GET_CAP 0 // (void) -> uint32_t #define SYSCALL_CHRE_DRV_WIFI_CONF_SCAN_MON_ASYNC 1 // (bool, const void *) -> bool #define SYSCALL_CHRE_DRV_WIFI_REQ_SCAN_ASYNC 2 // (const struct chreWifiScanParams *, const void *) -> bool #define SYSCALL_CHRE_DRV_WIFI_LAST 3 // always last. holes are allowed, but not immediately before this //level 3 indices in the CHRE.drivers.wwan table #define SYSCALL_CHRE_DRV_WWAN_GET_CAP 0 // (void) -> uint32_t #define SYSCALL_CHRE_DRV_WWAN_GET_CELL_INFO_ASYNC 1 // (const void *) -> bool #define SYSCALL_CHRE_DRV_WWAN_LAST 2 // always last. holes are allowed, but not immediately before this //level 3 indicies in the CHRE.drivers.audio table #define SYSCALL_CHRE_DRV_AUDIO_GET_SRC 0 // (uint32_t, struct chreAudioSource *) -> bool #define SYSCALL_CHRE_DRV_AUDIO_CONF_SRC 1 // (uint32_t, bool, uint64_t, uint64_t) -> bool #define SYSCALL_CHRE_DRV_AUDIO_GET_STATUS 2 // (uint32_t, struct chreAudioSourceStatus *) -> bool #define SYSCALL_CHRE_DRV_AUDIO_LAST 3 // always last. holes are allowed, but not immediately before this //called by os entry point to export the api void osChreApiExport(void); // release CHRE event and optionally call completion callback void osChreFreeEvent(uint32_t tid, void (*free_info)(uint16_t, void *), uint32_t evtType, void * evtData); #endif