2 * FreeRTOS Kernel V10.4.3
3 * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
6 * this software and associated documentation files (the "Software"), to deal in
7 * the Software without restriction, including without limitation the rights to
8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
9 * the Software, and to permit persons to whom the Software is furnished to do so,
10 * subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in all
13 * copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
17 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
18 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 * https://www.FreeRTOS.org
23 * https://github.com/FreeRTOS
35 /*-----------------------------------------------------------
36 * Port specific definitions.
38 * The settings in this file configure FreeRTOS correctly for the
39 * given hardware and compiler.
41 * These settings should not be altered.
42 *-----------------------------------------------------------
45 /* Type definitions. */
47 #define portFLOAT float
48 #define portDOUBLE double
50 #define portSHORT short
51 #define portSTACK_TYPE uint32_t
52 #define portBASE_TYPE long
54 typedef portSTACK_TYPE StackType_t;
55 typedef long BaseType_t;
56 typedef unsigned long UBaseType_t;
59 #if( configUSE_16_BIT_TICKS == 1 )
60 typedef uint16_t TickType_t;
61 #define portMAX_DELAY ( TickType_t ) 0xffff
63 typedef uint32_t TickType_t;
64 #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
66 /*-----------------------------------------------------------*/
68 /* Hardware specifics. */
69 #define portBYTE_ALIGNMENT 4
70 #define portSTACK_GROWTH -1
71 #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
72 /*-----------------------------------------------------------*/
74 uint32_t ulPortSetIPL( uint32_t );
75 #define portDISABLE_INTERRUPTS() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
76 #define portENABLE_INTERRUPTS() ulPortSetIPL( 0 )
79 extern void vPortEnterCritical( void );
80 extern void vPortExitCritical( void );
81 #define portENTER_CRITICAL() vPortEnterCritical()
82 #define portEXIT_CRITICAL() vPortExitCritical()
84 extern UBaseType_t uxPortSetInterruptMaskFromISR( void );
85 extern void vPortClearInterruptMaskFromISR( UBaseType_t );
86 #define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
87 #define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusRegister ) ulPortSetIPL( uxSavedStatusRegister )
89 /*-----------------------------------------------------------*/
92 #define portNOP() asm volatile ( "nop" )
94 /* Context switches are requested using the force register. */
95 #define portYIELD() INTC_SFRC = 0x3E; portNOP(); portNOP(); portNOP(); portNOP(); portNOP()
97 /*-----------------------------------------------------------*/
99 /* Task function macros as described on the FreeRTOS.org WEB site. */
100 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) __attribute__((noreturn))
101 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
102 /*-----------------------------------------------------------*/
104 #define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired != pdFALSE ) \
114 #endif /* PORTMACRO_H */