1 /*
2  * FreeRTOS Kernel V11.1.0
3  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
4  *
5  * SPDX-License-Identifier: MIT
6  *
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:
13  *
14  * The above copyright notice and this permission notice shall be included in all
15  * copies or substantial portions of the Software.
16  *
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.
23  *
24  * https://www.FreeRTOS.org
25  * https://github.com/FreeRTOS
26  *
27  */
28 
29 #ifndef PORTMACRO_H
30 #define PORTMACRO_H
31 
32 /* Hardware specific includes. */
33 #include "mb91467d.h"
34 
35 /* Standard includes. */
36 #include <stddef.h>
37 
38 /*-----------------------------------------------------------
39  * Port specific definitions.
40  *
41  * The settings in this file configure FreeRTOS correctly for the
42  * given hardware and compiler.
43  *
44  * These settings should not be altered.
45  *-----------------------------------------------------------
46  */
47 
48 /* Type definitions. */
49 #define portCHAR        char
50 #define portFLOAT       float
51 #define portDOUBLE      double
52 #define portLONG        long
53 #define portSHORT       short
54 #define portSTACK_TYPE  uint32_t
55 #define portBASE_TYPE   long
56 
57 typedef portSTACK_TYPE StackType_t;
58 typedef long BaseType_t;
59 typedef unsigned long UBaseType_t;
60 
61 
62 #if( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
63     typedef uint16_t TickType_t;
64     #define portMAX_DELAY ( TickType_t ) 0xffff
65 #elif ( configTICK_TYPE_WIDTH_IN_BITS  == TICK_TYPE_WIDTH_32_BITS )
66     typedef uint32_t             TickType_t;
67     #define portMAX_DELAY    ( TickType_t ) 0xffffffffUL
68 #else
69     #error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
70 #endif
71 /*-----------------------------------------------------------*/
72 
73 /* Critical section management. */
74 #if configKERNEL_INTERRUPT_PRIORITY != 30
75     #error configKERNEL_INTERRUPT_PRIORITY (set in FreeRTOSConfig.h) must match the ILM value set in the following line - 30 (1Eh) being the default.
76 #endif
77 #define portDISABLE_INTERRUPTS() __asm(" STILM #1Eh ")
78 #define portENABLE_INTERRUPTS() __asm(" STILM #1Fh ")
79 
80 #define portENTER_CRITICAL()    \
81     __asm(" ST PS,@-R15 ");     \
82     __asm(" ANDCCR #0xef ");    \
83 
84 
85 #define portEXIT_CRITICAL()     \
86     __asm(" LD @R15+,PS ");     \
87 
88 /*-----------------------------------------------------------*/
89 
90 /* Architecture specifics. */
91 #define portSTACK_GROWTH            ( -1 )
92 #define portTICK_PERIOD_MS          ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
93 #define portBYTE_ALIGNMENT          4
94 #define portNOP()                   __asm( " nop " );
95 /*-----------------------------------------------------------*/
96 
97 /* portYIELD() uses a SW interrupt */
98 #define portYIELD()                 __asm( " INT #40H " );
99 
100 /* portYIELD_FROM_ISR() uses delayed interrupt */
101 #define portYIELD_FROM_ISR()            DICR_DLYI = 1
102 /*-----------------------------------------------------------*/
103 
104 /* Task function macros as described on the FreeRTOS.org WEB site. */
105 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
106 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
107 
108 #define portMINIMAL_STACK_SIZE configMINIMAL_STACK_SIZE
109 
110 
111 #endif /* PORTMACRO_H */
112