2 * FreeRTOS Kernel V10.4.3 LTS Patch 1
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
36 /*-----------------------------------------------------------
37 * Port specific definitions.
39 * The settings in this file configure FreeRTOS correctly for the
40 * given hardware and compiler.
42 * These settings should not be altered.
43 *-----------------------------------------------------------
46 /* Type definitions. */
48 #define portFLOAT float
49 #define portDOUBLE double
52 #define portSTACK_TYPE uint8_t
53 #define portBASE_TYPE char
55 #define portPOINTER_SIZE_TYPE uint16_t
57 typedef portSTACK_TYPE StackType_t;
58 typedef signed char BaseType_t;
59 typedef unsigned char UBaseType_t;
61 #if ( configUSE_16_BIT_TICKS == 1 )
62 typedef uint16_t TickType_t;
63 #define portMAX_DELAY ( TickType_t ) 0xffff
65 typedef uint32_t TickType_t;
66 #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
68 /*-----------------------------------------------------------*/
70 /* Critical section management. */
71 #define portENTER_CRITICAL() \
72 asm volatile ( "in __tmp_reg__, __SREG__" ); \
73 asm volatile ( "cli" ); \
74 asm volatile ( "push __tmp_reg__" )
76 #define portEXIT_CRITICAL() \
77 asm volatile ( "pop __tmp_reg__" ); \
78 asm volatile ( "out __SREG__, __tmp_reg__" )
80 #define portDISABLE_INTERRUPTS() asm volatile ( "cli" ::);
81 #define portENABLE_INTERRUPTS() asm volatile ( "sei" ::);
82 /*-----------------------------------------------------------*/
84 /* Architecture specifics. */
85 #define portSTACK_GROWTH ( -1 )
86 #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
87 #define portBYTE_ALIGNMENT 1
88 #define portNOP() asm volatile ( "nop" );
89 /*-----------------------------------------------------------*/
91 /* Kernel utilities. */
92 extern void vPortYield( void ) __attribute__( ( naked ) );
93 #define portYIELD() vPortYield()
95 extern void vPortYieldFromISR( void ) __attribute__( ( naked ) );
96 #define portYIELD_FROM_ISR() vPortYieldFromISR()
97 /*-----------------------------------------------------------*/
99 /* Task function macros as described on the FreeRTOS.org WEB site. */
100 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
101 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
109 #endif /* PORTMACRO_H */