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Diffstat (limited to 'libiot/freertos/adds.h')
| -rw-r--r-- | libiot/freertos/adds.h | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/libiot/freertos/adds.h b/libiot/freertos/adds.h new file mode 100644 index 0000000..6134c5d --- /dev/null +++ b/libiot/freertos/adds.h @@ -0,0 +1,198 @@ +/* + * Copyright (C) 2015 - 2018, IBEROXARXA SERVICIOS INTEGRALES, S.L. + * Copyright (C) 2015 - 2018, Jaume Olivé Petrus (jolive@whitecatboard.org) + * + * 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 the <organization> nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * * The WHITECAT logotype cannot be changed, you can remove it, but you + * cannot change it in any way. The WHITECAT logotype is: + * + * /\ /\ + * / \_____/ \ + * /_____________\ + * W H I T E C A T + * + * * Redistributions in binary form must retain all copyright notices printed + * to any local or remote output device. This include any reference to + * Lua RTOS, whitecatboard.org, Lua, and other copyright notices that may + * appear in the future. + * + * 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 <COPYRIGHT HOLDER> 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. + * + * Lua RTOS, FreeRTOS additions + * + */ + +#ifndef _FREERTOS_ADDS_H +#define _FREERTOS_ADDS_H + +//#include "lua.h" + +#include <FreeRTOS.h> +#include <task.h> + +#include <stdint.h> +#include <pthread.h> + +typedef void* lua_State; + +/* Value that can be assigned to the eNotifyState member of the TCB. */ +typedef enum +{ + eNotWaitingNotification = 0, + eWaitingNotification, + eNotified +} eNotifyValue_t; + +typedef struct +{ + volatile StackType_t *pxTopOfStack; /*< Points to the location of the last item placed on the tasks stack. THIS MUST BE THE FIRST MEMBER OF THE TCB STRUCT. */ + + #if ( portUSING_MPU_WRAPPERS == 1 ) + xMPU_SETTINGS xMPUSettings; /*< The MPU settings are defined as part of the port layer. THIS MUST BE THE SECOND MEMBER OF THE TCB STRUCT. */ + #endif + + ListItem_t xGenericListItem; /*< The list that the state list item of a task is reference from denotes the state of that task (Ready, Blocked, Suspended ). */ + ListItem_t xEventListItem; /*< Used to reference a task from an event list. */ + UBaseType_t uxPriority; /*< The priority of the task. 0 is the lowest priority. */ + StackType_t *pxStack; /*< Points to the start of the stack. */ + char pcTaskName[ configMAX_TASK_NAME_LEN ];/*< Descriptive name given to the task when created. Facilitates debugging only. */ /*lint !e971 Unqualified char types are allowed for strings and single characters only. */ + BaseType_t xCoreID; /*< Core this task is pinned to */ + /* If this moves around (other than pcTaskName size changes), please change the define in xtensa_vectors.S as well. */ + #if ( portSTACK_GROWTH > 0 || configENABLE_TASK_SNAPSHOT == 1 ) + StackType_t *pxEndOfStack; /*< Points to the end of the stack on architectures where the stack grows up from low memory. */ + #endif + + #if ( portCRITICAL_NESTING_IN_TCB == 1 ) + UBaseType_t uxCriticalNesting; /*< Holds the critical section nesting depth for ports that do not maintain their own count in the port layer. */ + uint32_t uxOldInterruptState; /*< Interrupt state before the outer taskEnterCritical was called */ + #endif + + #if ( configUSE_TRACE_FACILITY == 1 ) + UBaseType_t uxTCBNumber; /*< Stores a number that increments each time a TCB is created. It allows debuggers to determine when a task has been deleted and then recreated. */ + UBaseType_t uxTaskNumber; /*< Stores a number specifically for use by third party trace code. */ + #endif + + #if ( configUSE_MUTEXES == 1 ) + UBaseType_t uxBasePriority; /*< The priority last assigned to the task - used by the priority inheritance mechanism. */ + UBaseType_t uxMutexesHeld; + #endif + + #if ( configUSE_APPLICATION_TASK_TAG == 1 ) + TaskHookFunction_t pxTaskTag; + #endif + + #if( configNUM_THREAD_LOCAL_STORAGE_POINTERS > 0 ) + void *pvThreadLocalStoragePointers[ configNUM_THREAD_LOCAL_STORAGE_POINTERS ]; + #if ( configTHREAD_LOCAL_STORAGE_DELETE_CALLBACKS ) + TlsDeleteCallbackFunction_t pvThreadLocalStoragePointersDelCallback[ configNUM_THREAD_LOCAL_STORAGE_POINTERS ]; + #endif + #endif + + #if ( configGENERATE_RUN_TIME_STATS == 1 ) + uint32_t ulRunTimeCounter; /*< Stores the amount of time the task has spent in the Running state. */ + #endif + + #if ( configUSE_NEWLIB_REENTRANT == 1 ) + /* Allocate a Newlib reent structure that is specific to this task. + Note Newlib support has been included by popular demand, but is not + used by the FreeRTOS maintainers themselves. FreeRTOS is not + responsible for resulting newlib operation. User must be familiar with + newlib and must provide system-wide implementations of the necessary + stubs. Be warned that (at the time of writing) the current newlib design + implements a system-wide malloc() that must be provided with locks. */ + struct _reent xNewLib_reent; + #endif + + #if ( configUSE_TASK_NOTIFICATIONS == 1 ) + volatile uint32_t ulNotifiedValue; + volatile eNotifyValue_t eNotifyState; + #endif + + /* See the comments above the definition of + tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE. */ + #if( tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE != 0 ) + uint8_t ucStaticallyAllocated; /*< Set to pdTRUE if the task is a statically allocated to ensure no attempt is made to free the memory. */ + #endif + +} tskTCB_t; + +typedef enum { + StatusRunning = 1, + StatusSuspended = 2 +} pthread_status_t; + +typedef struct lthread { + lua_State *PL; // Parent thread + lua_State *L; // Thread state + int function_ref; + int thread_ref; + int status; +} lthread_t; + +typedef struct { + uint8_t task_type; + char name[configMAX_TASK_NAME_LEN]; + uint8_t core; + uint8_t prio; + size_t stack_size; + size_t free_stack; + uint32_t cpu_usage; + int thid; + lthread_t *lthread; + pthread_status_t status; +} task_info_t; + +typedef struct { + int32_t threadid; + uint32_t signaled; + pthread_status_t status; + struct lthread *lthread; +} lua_rtos_tcb_t; + +// This macro is not present in all FreeRTOS ports. In Lua RTOS is used in some places +// in the source code shared by all the supported platforms. ESP32 don't define this macro, +// so we define it for reuse code beetween platforms. +/* //{} +#define portEND_SWITCHING_ISR(xSwitchRequired) \ +if (xSwitchRequired) { \ + _frxt_setup_switch(); \ +} +*/ + +UBaseType_t uxGetTaskId(); +UBaseType_t uxGetThreadId(); +void uxSetThreadStatus(TaskHandle_t h, pthread_status_t status); +void uxSetThreadId(UBaseType_t id); +void uxSetLThread(lthread_t *lthread); +lthread_t *pvGetLThread(); +void uxSetSignaled(TaskHandle_t h, int s); +uint32_t uxGetSignaled(TaskHandle_t h); +TaskHandle_t xGetCurrentTask(); +uint8_t ucGetCoreID(TaskHandle_t h); +int uxGetStack(TaskHandle_t h); +task_info_t *GetTaskInfo(); +void uxSetLuaState(lua_State* L); +lua_State* pvGetLuaState(); + +#endif |