/*
 * FreeRTOS Kernel V10.3.1
 * Copyright (C) 2020 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.
 *
 * 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_H
    #define PORTMACRO_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        long
    #define portLONG          long
    #define portSHORT         int
    #define portSTACK_TYPE    uint16_t
    #define portBASE_TYPE     short

    typedef portSTACK_TYPE   StackType_t;
    typedef short            BaseType_t;
    typedef unsigned short   UBaseType_t;


    typedef void ( __interrupt __far * pxISR )();

    #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
    #endif
/*-----------------------------------------------------------*/

/* Critical section handling. */
    #define portENTER_CRITICAL() \
    __asm{ pushf }               \
    __asm{ cli }                 \

    #define portEXIT_CRITICAL()         __asm{ popf }

    #define portDISABLE_INTERRUPTS()    __asm{ cli }

    #define portENABLE_INTERRUPTS()     __asm{ sti }
/*-----------------------------------------------------------*/

/* Hardware specifics. */
    #define portNOP()      __asm{ nop }
    #define portSTACK_GROWTH         ( -1 )
    #define portSWITCH_INT_NUMBER    0x80
    #define portYIELD()    __asm{ int portSWITCH_INT_NUMBER }
    #define portTICK_PERIOD_MS       ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
    #define portBYTE_ALIGNMENT       2
    #define portINITIAL_SW           ( ( portSTACK_TYPE ) 0x0202 )      /* Start the tasks with interrupts enabled. */
/*-----------------------------------------------------------*/

/* Compiler specifics. */
    #define portINPUT_BYTE( xAddr )              inp( xAddr )
    #define portOUTPUT_BYTE( xAddr, ucValue )    outp( xAddr, ucValue )
    #define portINPUT_WORD( xAddr )              inpw( xAddr )
    #define portOUTPUT_WORD( xAddr, usValue )    outpw( xAddr, usValue )
/*-----------------------------------------------------------*/

/* Task function macros as described on the FreeRTOS.org WEB site. */
    #define portTASK_FUNCTION_PROTO( vTaskFunction, vParameters )    void vTaskFunction( void * pvParameters )
    #define portTASK_FUNCTION( vTaskFunction, vParameters )          void vTaskFunction( void * pvParameters )

    #ifdef __cplusplus
        }
    #endif

#endif /* PORTMACRO_H */