2 * FreeRTOS Kernel V10.3.0
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3 * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 * this software and associated documentation files (the "Software"), to deal in
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7 * the Software without restriction, including without limitation the rights to
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8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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9 * the Software, and to permit persons to whom the Software is furnished to do so,
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10 * subject to the following conditions:
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12 * The above copyright notice and this permission notice shall be included in all
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13 * copies or substantial portions of the Software.
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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17 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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18 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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22 * http://www.FreeRTOS.org
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23 * http://aws.amazon.com/freertos
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25 * 1 tab == 4 spaces!
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35 /*-----------------------------------------------------------
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36 * Port specific definitions.
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38 * The settings in this file configure FreeRTOS correctly for the
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39 * given hardware and compiler.
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41 * These settings should not be altered.
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42 *-----------------------------------------------------------
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45 /* Type definitions. */
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46 #define portCHAR char
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47 #define portFLOAT float
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48 #define portDOUBLE double
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49 #define portLONG long
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50 #define portSHORT short
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51 #define portSTACK_TYPE uint32_t
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52 #define portBASE_TYPE long
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54 typedef portSTACK_TYPE StackType_t;
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55 typedef long BaseType_t;
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56 typedef unsigned long UBaseType_t;
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58 #if( configUSE_16_BIT_TICKS == 1 )
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59 typedef uint16_t TickType_t;
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60 #define portMAX_DELAY ( TickType_t ) 0xffff
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62 typedef uint32_t TickType_t;
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63 #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
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65 /*-----------------------------------------------------------*/
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67 /* Hardware specifics. */
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68 #define portBYTE_ALIGNMENT 4
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69 #define portSTACK_GROWTH -1
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70 #define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
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71 /*-----------------------------------------------------------*/
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72 uint32_t ulPortSetIPL( uint32_t );
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73 #define portDISABLE_INTERRUPTS() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
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74 #define portENABLE_INTERRUPTS() ulPortSetIPL( 0 )
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77 extern void vPortEnterCritical( void );
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78 extern void vPortExitCritical( void );
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79 #define portENTER_CRITICAL() vPortEnterCritical()
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80 #define portEXIT_CRITICAL() vPortExitCritical()
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82 extern UBaseType_t uxPortSetInterruptMaskFromISR( void );
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83 extern void vPortClearInterruptMaskFromISR( UBaseType_t );
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84 #define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
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85 #define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusRegister ) ulPortSetIPL( uxSavedStatusRegister )
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87 /*-----------------------------------------------------------*/
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89 /* Task utilities. */
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91 #define portNOP() asm volatile ( "nop" )
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93 /* Note this will overwrite all other bits in the force register, it is done this way for speed. */
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94 #define portYIELD() MCF_INTC0_INTFRCL = ( 1UL << configYIELD_INTERRUPT_VECTOR ); portNOP(); portNOP() /* -32 as we are using the high word of the 64bit mask. */
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96 /*-----------------------------------------------------------*/
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98 /* Task function macros as described on the FreeRTOS.org WEB site. */
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99 #define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) __attribute__((noreturn))
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100 #define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
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101 /*-----------------------------------------------------------*/
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103 #define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired != pdFALSE ) \
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113 #endif /* PORTMACRO_H */
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