esp-open-rtos/FreeRTOS/Source/portable/esp8266/portmacro.h
2015-05-07 14:23:24 +10:00

214 lines
7.5 KiB
C

/*
FreeRTOS V7.5.2 - Copyright (C) 2013 Real Time Engineers Ltd.
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that has become a de facto standard. *
* *
* Help yourself get started quickly and support the FreeRTOS *
* project by purchasing a FreeRTOS tutorial book, reference *
* manual, or both from: http://www.FreeRTOS.org/Documentation *
* *
* Thank you! *
* *
***************************************************************************
This file is part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
>>! NOTE: The modification to the GPL is included to allow you to distribute
>>! a combined work that includes FreeRTOS without being obliged to provide
>>! the source code for proprietary components outside of the FreeRTOS
>>! kernel.
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. Full license text is available from the following
link: http://www.freertos.org/a00114.html
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***************************************************************************
* *
* Having a problem? Start by reading the FAQ "My application does *
* not run, what could be wrong?" *
* *
* http://www.FreeRTOS.org/FAQHelp.html *
* *
***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
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http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability.
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*/
#ifndef PORTMACRO_H
#define PORTMACRO_H
#ifdef __cplusplus
extern "C" {
#endif
#include "esp_common.h"
#include <xtruntime.h>
#include "xtensa_rtos.h"
/*-----------------------------------------------------------
* 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 unsigned portLONG
#define portBASE_TYPE long
typedef unsigned portLONG portTickType;
typedef unsigned int INT32U;
#define portMAX_DELAY ( portTickType ) 0xffffffff
/*-----------------------------------------------------------*/
/* Architecture specifics. */
#define portSTACK_GROWTH ( -1 )
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
#define portBYTE_ALIGNMENT 8
/*-----------------------------------------------------------*/
#define ICACHE_FLASH_ATTR __attribute__((section(".irom0.text")))
/* Scheduler utilities. */
extern void PendSV(char);
//#define portYIELD() vPortYield()
#define portYIELD() PendSV(1)
//#define portEND_SWITCHING_ISR( xSwitchRequired ) \
// if(xSwitchRequired) PendSV(1)
#define HDL_MAC_SIG_IN_LV1_ISR() PendSV(2)
/* Task utilities. */
#define portEND_SWITCHING_ISR( xSwitchRequired ) \
{ \
extern void vTaskSwitchContext( void ); \
\
if( xSwitchRequired ) \
{ \
vTaskSwitchContext(); \
} \
}
/*-----------------------------------------------------------*/
/* Critical section management. */
extern void vPortEnterCritical( void );
extern void vPortExitCritical( void );
//DYC_ISR_DBG
void PortDisableInt_NoNest( void );
void PortEnableInt_NoNest( void );
extern char NMIIrqIsOn;
extern char level1_int_disabled;
extern unsigned cpu_sr;
inline static __attribute__((always_inline)) void _esp_disable_interrupts(void)
{
if(!NMIIrqIsOn && !level1_int_disabled) {
__asm__ volatile ("rsil %0, " XTSTR(XCHAL_EXCM_LEVEL) : "=a" (cpu_sr) :: "memory");
level1_int_disabled = 1;
}
}
inline static __attribute__((always_inline)) void _esp_enable_interrupts(void)
{
if(!NMIIrqIsOn && level1_int_disabled) {
level1_int_disabled = 0;
__asm__ volatile ("wsr %0, ps" :: "a" (cpu_sr) : "memory");
}
}
/* Disable interrupts, saving previous state in cpu_sr */
#define portDISABLE_INTERRUPTS() _esp_disable_interrupts()
/* Restore interrupts to previous level saved in cpu_sr */
#define portENABLE_INTERRUPTS() _esp_enable_interrupts()
#define portENTER_CRITICAL() vPortEnterCritical()
#define portEXIT_CRITICAL() vPortExitCritical()
// no need to disable/enable lvl1 isr again in ISR
//#define portSET_INTERRUPT_MASK_FROM_ISR() PortDisableInt_NoNest()
//#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) PortEnableInt_NoNest()
/*-----------------------------------------------------------*/
/* Tickless idle/low power functionality. */
/*-----------------------------------------------------------*/
/* Port specific optimisations. */
/*-----------------------------------------------------------*/
/* 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 )
/*-----------------------------------------------------------*/
void _xt_user_exit (void);
void _xt_tick_timer_init (void);
void _xt_isr_unmask (uint32_t unmask);
void _xt_isr_mask (uint32_t mask);
uint32_t _xt_read_ints (void);
void _xt_clear_ints(uint32_t mask);
/* interrupt related */
typedef void (* _xt_isr)(void);
void _xt_isr_attach (uint8_t i, _xt_isr func);
#ifdef __cplusplus
}
#endif
#endif /* PORTMACRO_H */