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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/external/freertos/portable/CMSIS/nrf52/portmacro_cmsis.h')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/external/freertos/portable/CMSIS/nrf52/portmacro_cmsis.h | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/external/freertos/portable/CMSIS/nrf52/portmacro_cmsis.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/external/freertos/portable/CMSIS/nrf52/portmacro_cmsis.h new file mode 100644 index 0000000..3d2dee5 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/external/freertos/portable/CMSIS/nrf52/portmacro_cmsis.h @@ -0,0 +1,187 @@ +/* + * FreeRTOS Kernel V10.0.0 + * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of + * the Software, and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. If you wish to use our Amazon + * FreeRTOS name, please do so in a fair use way that does not cause confusion. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR + * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * http://www.FreeRTOS.org + * http://aws.amazon.com/freertos + * + * 1 tab == 4 spaces! + */ + +#ifndef PORTMACRO_CMSIS_H +#define PORTMACRO_CMSIS_H +#include "app_util.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/*----------------------------------------------------------- + * Port specific definitions. + * + * The settings in this file configure FreeRTOS correctly for the + * given hardware and compiler. + * + * These settings should not be altered. + *----------------------------------------------------------- + */ + +/* Type definitions. */ +#define portCHAR char +#define portFLOAT float +#define portDOUBLE double +#define portLONG long +#define portSHORT short +#define portSTACK_TYPE uint32_t +#define portBASE_TYPE long + +typedef portSTACK_TYPE StackType_t; +typedef long BaseType_t; +typedef unsigned long UBaseType_t; + +#if ( configUSE_16_BIT_TICKS == 1 ) + typedef uint16_t TickType_t; + #define portMAX_DELAY ( TickType_t ) 0xffff +#else + typedef uint32_t TickType_t; + #define portMAX_DELAY ( TickType_t ) 0xffffffffUL + + /* 32-bit tick type on a 32-bit architecture, so reads of the tick count do + not need to be guarded with a critical section. */ + #define portTICK_TYPE_IS_ATOMIC 1 +#endif +/*-----------------------------------------------------------*/ + +/* Architecture specifics. */ +#define portSTACK_GROWTH ( -1 ) +#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ ) +#define portBYTE_ALIGNMENT 8 + +/* RTC register */ +#define portNRF_RTC_REG NRF_RTC1 +/* IRQn used by the selected RTC */ +#define portNRF_RTC_IRQn RTC1_IRQn +/* Constants required to manipulate the NVIC. */ +#define portNRF_RTC_PRESCALER ( (uint32_t) (ROUNDED_DIV(configSYSTICK_CLOCK_HZ, configTICK_RATE_HZ) - 1) ) +/* Maximum RTC ticks */ +#define portNRF_RTC_MAXTICKS ((1U<<24)-1U) +/*-----------------------------------------------------------*/ + +/* Scheduler utilities. */ +#define portYIELD() do \ +{ \ + /* Set a PendSV to request a context switch. */ \ + SCB->ICSR = SCB_ICSR_PENDSVSET_Msk; \ + __SEV(); \ + /* Barriers are normally not required but do ensure the code is completely \ + within the specified behaviour for the architecture. */ \ + __DSB(); \ + __ISB(); \ +}while (0) + +#define portEND_SWITCHING_ISR( xSwitchRequired ) if ( (xSwitchRequired) != pdFALSE ) portYIELD() +#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x ) +/*-----------------------------------------------------------*/ + +/* Critical section management. */ +extern void vPortEnterCritical( void ); +extern void vPortExitCritical( void ); +#define portSET_INTERRUPT_MASK_FROM_ISR() ulPortRaiseBASEPRI() +#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) vPortSetBASEPRI(x) +#define portDISABLE_INTERRUPTS() vPortRaiseBASEPRI() +#define portENABLE_INTERRUPTS() vPortSetBASEPRI(0) +#define portENTER_CRITICAL() vPortEnterCritical() +#define portEXIT_CRITICAL() vPortExitCritical() + +/*-----------------------------------------------------------*/ + +/* Task function macros as described on the FreeRTOS.org WEB site. These are +not necessary for to use this port. They are defined so the common demo files +(which build with all the ports) will build. */ +#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) +#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters ) +/*-----------------------------------------------------------*/ + +/* Tickless idle/low power functionality. */ +#ifndef portSUPPRESS_TICKS_AND_SLEEP + extern void vPortSuppressTicksAndSleep( TickType_t xExpectedIdleTime ); + #define portSUPPRESS_TICKS_AND_SLEEP( xExpectedIdleTime ) vPortSuppressTicksAndSleep( xExpectedIdleTime ) +#endif +/*-----------------------------------------------------------*/ + +/* Architecture specific optimisations. */ +#ifndef configUSE_PORT_OPTIMISED_TASK_SELECTION + #define configUSE_PORT_OPTIMISED_TASK_SELECTION 1 +#endif + +#if configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 + + /* Count leading zeros helper. */ + #define ucPortCountLeadingZeros( bits ) __CLZ( bits ) + + /* Check the configuration. */ + #if ( configMAX_PRIORITIES > 32 ) + #error configUSE_PORT_OPTIMISED_TASK_SELECTION can only be set to 1 when configMAX_PRIORITIES is less than or equal to 32. It is very rare that a system requires more than 10 to 15 difference priorities as tasks that share a priority will time slice. + #endif + + /* Store/clear the ready priorities in a bit map. */ + #define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) ) + #define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) ) + + /*-----------------------------------------------------------*/ + + #define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31 - ucPortCountLeadingZeros( ( uxReadyPriorities ) ) ) + +#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */ + +/*-----------------------------------------------------------*/ + +#ifdef configASSERT + void vPortValidateInterruptPriority( void ); + #define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() vPortValidateInterruptPriority() +#endif + +/*-----------------------------------------------------------*/ + +#define vPortSetBASEPRI( ulNewMaskValue ) __set_BASEPRI(ulNewMaskValue) + +/*-----------------------------------------------------------*/ + +#define vPortRaiseBASEPRI( ) vPortSetBASEPRI(configMAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS)) + +/*-----------------------------------------------------------*/ + +__STATIC_INLINE uint32_t ulPortRaiseBASEPRI( void ) +{ + uint32_t ulOriginalBASEPRI = __get_BASEPRI(); + vPortRaiseBASEPRI(); + return ulOriginalBASEPRI; +} + +/*-----------------------------------------------------------*/ + + +#ifdef __cplusplus +} +#endif + +#endif /* PORTMACRO_CMSIS_H */ + |