2 * FreeRTOS Kernel V11.2.0
3 * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
5 * SPDX-License-Identifier: MIT
7 * Permission is hereby granted, free of charge, to any person obtaining a copy of
8 * this software and associated documentation files (the "Software"), to deal in
9 * the Software without restriction, including without limitation the rights to
10 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
11 * the Software, and to permit persons to whom the Software is furnished to do so,
12 * subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in all
15 * copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
19 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
20 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
21 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 * https://www.FreeRTOS.org
25 * https://github.com/FreeRTOS
38 /*-----------------------------------------------------------
39 * Port specific definitions.
41 * The settings in this file configure FreeRTOS correctly for the
42 * given hardware and compiler.
44 * These settings should not be altered.
45 *-----------------------------------------------------------
48 /* Type definitions. */
50 #define portFLOAT float
51 #define portDOUBLE double
53 #define portSHORT short
54 #define portSTACK_TYPE uint32_t
55 #define portBASE_TYPE long
57 typedef portSTACK_TYPE StackType_t;
58 typedef long BaseType_t;
59 typedef unsigned long UBaseType_t;
61 #if ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
62 typedef uint16_t TickType_t;
63 #define portMAX_DELAY ( TickType_t ) 0xffff
64 #elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
65 typedef uint32_t TickType_t;
66 #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
68 /* 32-bit tick type on a 32-bit architecture, so reads of the tick count do
69 * not need to be guarded with a critical section. */
70 #define portTICK_TYPE_IS_ATOMIC 1
72 #error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
74 /*-----------------------------------------------------------*/
76 /* Interrupt control macros. */
77 void microblaze_disable_interrupts( void );
78 void microblaze_enable_interrupts( void );
79 #define portDISABLE_INTERRUPTS() microblaze_disable_interrupts()
80 #define portENABLE_INTERRUPTS() microblaze_enable_interrupts()
81 /*-----------------------------------------------------------*/
83 /* Critical section macros. */
84 void vPortEnterCritical( void );
85 void vPortExitCritical( void );
86 #define portENTER_CRITICAL() \
88 extern UBaseType_t uxCriticalNesting; \
89 microblaze_disable_interrupts(); \
90 uxCriticalNesting++; \
93 #define portEXIT_CRITICAL() \
95 extern UBaseType_t uxCriticalNesting; \
96 /* Interrupts are disabled, so we can */ \
97 /* access the variable directly. */ \
98 uxCriticalNesting--; \
99 if( uxCriticalNesting == 0 ) \
101 /* The nesting has unwound and we \
102 * can enable interrupts again. */ \
103 portENABLE_INTERRUPTS(); \
107 /*-----------------------------------------------------------*/
109 /* Task utilities. */
110 void vPortYield( void );
111 #define portYIELD() vPortYield()
113 void vTaskSwitchContext();
114 #define portYIELD_FROM_ISR() vTaskSwitchContext()
115 /*-----------------------------------------------------------*/
117 /* Hardware specifics. */
118 #define portBYTE_ALIGNMENT 4
119 #define portSTACK_GROWTH ( -1 )
120 #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
121 #define portNOP() asm volatile ( "NOP" )
122 #define portMEMORY_BARRIER() asm volatile ( "" ::: "memory" )
123 /*-----------------------------------------------------------*/
125 /* Task function macros as described on the FreeRTOS.org WEB site. */
126 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
127 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
135 #endif /* PORTMACRO_H */