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 #if configUSE_PREEMPTION == 0
33     void vTimer2ISR( void ) interrupt 5;
34 #else
35     void vTimer2ISR( void ) interrupt 5 _naked;
36 #endif
37 
38 void vSerialISR( void ) interrupt 4;
39 
40 
41 /*-----------------------------------------------------------
42  * Port specific definitions.
43  *
44  * The settings in this file configure FreeRTOS correctly for the
45  * given hardware and compiler.
46  *
47  * These settings should not be altered.
48  *-----------------------------------------------------------
49  */
50 
51 /* Type definitions. */
52 #define portCHAR        char
53 #define portFLOAT       float
54 #define portDOUBLE      float
55 #define portLONG        long
56 #define portSHORT       short
57 #define portSTACK_TYPE  uint8_t
58 #define portBASE_TYPE   char
59 
60 typedef portSTACK_TYPE StackType_t;
61 typedef signed char BaseType_t;
62 typedef unsigned char UBaseType_t;
63 
64 #if( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
65     typedef uint16_t TickType_t;
66     #define portMAX_DELAY ( TickType_t ) 0xffff
67 #elif ( configTICK_TYPE_WIDTH_IN_BITS  == TICK_TYPE_WIDTH_32_BITS )
68     typedef uint32_t             TickType_t;
69     #define portMAX_DELAY    ( TickType_t ) 0xffffffffUL
70 #else
71     #error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
72 #endif
73 /*-----------------------------------------------------------*/
74 
75 /* Critical section management. */
76 #define portENTER_CRITICAL()        _asm        \
77                                     push    ACC \
78                                     push    IE  \
79                                     _endasm;    \
80                                     EA = 0;
81 
82 #define portEXIT_CRITICAL()         _asm            \
83                                     pop     ACC     \
84                                     _endasm;        \
85                                     ACC &= 0x80;    \
86                                     IE |= ACC;      \
87                                     _asm            \
88                                     pop     ACC     \
89                                     _endasm;
90 
91 #define portDISABLE_INTERRUPTS()    EA = 0;
92 #define portENABLE_INTERRUPTS()     EA = 1;
93 /*-----------------------------------------------------------*/
94 
95 /* Hardware specifics. */
96 #define portBYTE_ALIGNMENT          1
97 #define portSTACK_GROWTH            ( 1 )
98 #define portTICK_PERIOD_MS          ( ( uint32_t ) 1000 / configTICK_RATE_HZ )
99 /*-----------------------------------------------------------*/
100 
101 /* Task utilities. */
102 void vPortYield( void ) _naked;
103 #define portYIELD() vPortYield();
104 /*-----------------------------------------------------------*/
105 
106 #define portNOP()               _asm    \
107                                     nop \
108                                 _endasm;
109 
110 /*-----------------------------------------------------------*/
111 
112 /* Task function macros as described on the FreeRTOS.org WEB site. */
113 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
114 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
115 
116 #endif /* PORTMACRO_H */
117