mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-09-01 20:03:50 -04:00
Normalize line endings and whitespace in source files
This commit is contained in:
Paul Bartell
Paul Bartell
parent
151fb04ad1
commit
01820d3ed9
574 changed files with 162626 additions and 172362 deletions
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@ -1,75 +1,75 @@
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;/*
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; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
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; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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; *
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; * SPDX-License-Identifier: MIT
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; *
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; * Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
; * this software and associated documentation files (the "Software"), to deal in
|
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; * the Software without restriction, including without limitation the rights to
|
||||
; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
; * the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
; * subject to the following conditions:
|
||||
; *
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||||
; * The above copyright notice and this permission notice shall be included in all
|
||||
; * copies or substantial portions of the Software.
|
||||
; *
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||||
; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
||||
; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
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; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
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; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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; *
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; * https://www.FreeRTOS.org
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; * https://github.com/FreeRTOS
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; *
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; */
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.macro portSAVE_CONTEXT
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; Save r0 to r14 and pr.
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movml.l r15, @-r15
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; Save mac1, mach and gbr
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sts.l macl, @-r15
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sts.l mach, @-r15
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stc.l gbr, @-r15
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; Get the address of pxCurrentTCB
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mov.l #_pxCurrentTCB, r0
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; Get the address of pxTopOfStack from the TCB.
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mov.l @r0, r0
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; Save the stack pointer in pxTopOfStack.
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mov.l r15, @r0
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.endm
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;-----------------------------------------------------------
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.macro portRESTORE_CONTEXT
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; Get the address of the pxCurrentTCB variable.
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mov.l #_pxCurrentTCB, r0
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; Get the address of the task stack from pxCurrentTCB.
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mov.l @r0, r0
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; Get the task stack itself into the stack pointer.
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mov.l @r0, r15
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; Restore system registers.
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ldc.l @r15+, gbr
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lds.l @r15+, mach
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lds.l @r15+, macl
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; Restore r0 to r14 and PR
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movml.l @r15+, r15
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; Pop the SR and PC to jump to the start of the task.
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rte
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nop
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.endm
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;-----------------------------------------------------------
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;/*
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; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
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; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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; *
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; * SPDX-License-Identifier: MIT
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; *
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; * Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
; * this software and associated documentation files (the "Software"), to deal in
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; * the Software without restriction, including without limitation the rights to
|
||||
; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
; * the Software, and to permit persons to whom the Software is furnished to do so,
|
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; * subject to the following conditions:
|
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; *
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; * The above copyright notice and this permission notice shall be included in all
|
||||
; * copies or substantial portions of the Software.
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; *
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; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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; *
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; * https://www.FreeRTOS.org
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; * https://github.com/FreeRTOS
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; *
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; */
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.macro portSAVE_CONTEXT
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; Save r0 to r14 and pr.
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movml.l r15, @-r15
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; Save mac1, mach and gbr
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sts.l macl, @-r15
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sts.l mach, @-r15
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stc.l gbr, @-r15
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; Get the address of pxCurrentTCB
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mov.l #_pxCurrentTCB, r0
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; Get the address of pxTopOfStack from the TCB.
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mov.l @r0, r0
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; Save the stack pointer in pxTopOfStack.
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mov.l r15, @r0
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.endm
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;-----------------------------------------------------------
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.macro portRESTORE_CONTEXT
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; Get the address of the pxCurrentTCB variable.
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mov.l #_pxCurrentTCB, r0
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; Get the address of the task stack from pxCurrentTCB.
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mov.l @r0, r0
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; Get the task stack itself into the stack pointer.
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mov.l @r0, r15
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; Restore system registers.
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ldc.l @r15+, gbr
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lds.l @r15+, mach
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lds.l @r15+, macl
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; Restore r0 to r14 and PR
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movml.l @r15+, r15
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; Pop the SR and PC to jump to the start of the task.
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rte
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nop
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.endm
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;-----------------------------------------------------------
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@ -1,272 +1,270 @@
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/*
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* FreeRTOS Kernel <DEVELOPMENT BRANCH>
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* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
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* this software and associated documentation files (the "Software"), to deal in
|
||||
* the Software without restriction, including without limitation the rights to
|
||||
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
* the Software, and to permit persons to whom the Software is furnished to do so,
|
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* subject to the following conditions:
|
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*
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* The above copyright notice and this permission notice shall be included in all
|
||||
* copies or substantial portions of the Software.
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||||
*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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/*-----------------------------------------------------------
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* Implementation of functions defined in portable.h for the SH2A port.
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*----------------------------------------------------------*/
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/* Scheduler includes. */
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#include "FreeRTOS.h"
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#include "task.h"
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/* Library includes. */
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#include "string.h"
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/*-----------------------------------------------------------*/
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/* The SR assigned to a newly created task. The only important thing in this
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value is for all interrupts to be enabled. */
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#define portINITIAL_SR ( 0UL )
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/* Dimensions the array into which the floating point context is saved.
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Allocate enough space for FPR0 to FPR15, FPUL and FPSCR, each of which is 4
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bytes big. If this number is changed then the 72 in portasm.src also needs
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changing. */
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#define portFLOP_REGISTERS_TO_STORE ( 18 )
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#define portFLOP_STORAGE_SIZE ( portFLOP_REGISTERS_TO_STORE * 4 )
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#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )
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#error configSUPPORT_DYNAMIC_ALLOCATION must be 1 to use this port.
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#endif
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/*-----------------------------------------------------------*/
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/*
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* The TRAPA handler used to force a context switch.
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*/
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void vPortYield( void );
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/*
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* Function to start the first task executing - defined in portasm.src.
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*/
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extern void vPortStartFirstTask( void );
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/*
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* Obtains the current GBR value - defined in portasm.src.
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*/
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extern uint32_t ulPortGetGBR( void );
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/*-----------------------------------------------------------*/
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/*
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* See header file for description.
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*/
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StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
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{
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/* Mark the end of the stack - used for debugging only and can be removed. */
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*pxTopOfStack = 0x11111111UL;
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pxTopOfStack--;
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*pxTopOfStack = 0x22222222UL;
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pxTopOfStack--;
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*pxTopOfStack = 0x33333333UL;
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pxTopOfStack--;
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/* SR. */
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*pxTopOfStack = portINITIAL_SR;
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pxTopOfStack--;
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/* PC. */
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*pxTopOfStack = ( uint32_t ) pxCode;
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pxTopOfStack--;
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/* PR. */
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*pxTopOfStack = 15;
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pxTopOfStack--;
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/* 14. */
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*pxTopOfStack = 14;
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pxTopOfStack--;
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/* R13. */
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*pxTopOfStack = 13;
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pxTopOfStack--;
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/* R12. */
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*pxTopOfStack = 12;
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pxTopOfStack--;
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/* R11. */
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*pxTopOfStack = 11;
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pxTopOfStack--;
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/* R10. */
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*pxTopOfStack = 10;
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pxTopOfStack--;
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/* R9. */
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*pxTopOfStack = 9;
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pxTopOfStack--;
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/* R8. */
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*pxTopOfStack = 8;
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pxTopOfStack--;
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/* R7. */
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*pxTopOfStack = 7;
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pxTopOfStack--;
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/* R6. */
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*pxTopOfStack = 6;
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pxTopOfStack--;
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/* R5. */
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*pxTopOfStack = 5;
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pxTopOfStack--;
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/* R4. */
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*pxTopOfStack = ( uint32_t ) pvParameters;
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pxTopOfStack--;
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/* R3. */
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*pxTopOfStack = 3;
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pxTopOfStack--;
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/* R2. */
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*pxTopOfStack = 2;
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pxTopOfStack--;
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/* R1. */
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*pxTopOfStack = 1;
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pxTopOfStack--;
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/* R0 */
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*pxTopOfStack = 0;
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pxTopOfStack--;
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/* MACL. */
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*pxTopOfStack = 16;
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pxTopOfStack--;
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/* MACH. */
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*pxTopOfStack = 17;
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pxTopOfStack--;
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/* GBR. */
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*pxTopOfStack = ulPortGetGBR();
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/* GBR = global base register.
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VBR = vector base register.
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TBR = jump table base register.
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R15 is the stack pointer. */
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return pxTopOfStack;
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}
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/*-----------------------------------------------------------*/
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BaseType_t xPortStartScheduler( void )
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{
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extern void vApplicationSetupTimerInterrupt( void );
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/* Call an application function to set up the timer that will generate the
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tick interrupt. This way the application can decide which peripheral to
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use. A demo application is provided to show a suitable example. */
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vApplicationSetupTimerInterrupt();
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/* Start the first task. This will only restore the standard registers and
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not the flop registers. This does not really matter though because the only
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flop register that is initialised to a particular value is fpscr, and it is
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only initialised to the current value, which will still be the current value
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when the first task starts executing. */
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trapa( portSTART_SCHEDULER_TRAP_NO );
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/* Should not get here. */
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return pdFAIL;
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}
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/*-----------------------------------------------------------*/
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void vPortEndScheduler( void )
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{
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/* Not implemented as there is nothing to return to. */
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}
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/*-----------------------------------------------------------*/
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void vPortYield( void )
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{
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int32_t lInterruptMask;
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/* Ensure the yield trap runs at the same priority as the other interrupts
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that can cause a context switch. */
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lInterruptMask = get_imask();
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/* taskYIELD() can only be called from a task, not an interrupt, so the
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current interrupt mask can only be 0 or portKERNEL_INTERRUPT_PRIORITY and
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the mask can be set without risk of accidentally lowering the mask value. */
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set_imask( portKERNEL_INTERRUPT_PRIORITY );
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trapa( portYIELD_TRAP_NO );
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/* Restore the interrupt mask to whatever it was previously (when the
|
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function was entered). */
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set_imask( ( int ) lInterruptMask );
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}
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/*-----------------------------------------------------------*/
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BaseType_t xPortUsesFloatingPoint( TaskHandle_t xTask )
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{
|
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uint32_t *pulFlopBuffer;
|
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BaseType_t xReturn;
|
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extern void * volatile pxCurrentTCB;
|
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|
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/* This function tells the kernel that the task referenced by xTask is
|
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going to use the floating point registers and therefore requires the
|
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floating point registers saved as part of its context. */
|
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|
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/* Passing NULL as xTask is used to indicate that the calling task is the
|
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subject task - so pxCurrentTCB is the task handle. */
|
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if( xTask == NULL )
|
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{
|
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xTask = ( TaskHandle_t ) pxCurrentTCB;
|
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}
|
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|
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/* Allocate a buffer large enough to hold all the flop registers. */
|
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pulFlopBuffer = ( uint32_t * ) pvPortMalloc( portFLOP_STORAGE_SIZE );
|
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|
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if( pulFlopBuffer != NULL )
|
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{
|
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/* Start with the registers in a benign state. */
|
||||
memset( ( void * ) pulFlopBuffer, 0x00, portFLOP_STORAGE_SIZE );
|
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|
||||
/* The first thing to get saved in the buffer is the FPSCR value -
|
||||
initialise this to the current FPSCR value. */
|
||||
*pulFlopBuffer = get_fpscr();
|
||||
|
||||
/* Use the task tag to point to the flop buffer. Pass pointer to just
|
||||
above the buffer because the flop save routine uses a pre-decrement. */
|
||||
vTaskSetApplicationTaskTag( xTask, ( void * ) ( pulFlopBuffer + portFLOP_REGISTERS_TO_STORE ) );
|
||||
xReturn = pdPASS;
|
||||
}
|
||||
else
|
||||
{
|
||||
xReturn = pdFAIL;
|
||||
}
|
||||
|
||||
return xReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
||||
/*
|
||||
* FreeRTOS Kernel <DEVELOPMENT BRANCH>
|
||||
* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||||
*
|
||||
* SPDX-License-Identifier: MIT
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
* this software and associated documentation files (the "Software"), to deal in
|
||||
* the Software without restriction, including without limitation the rights to
|
||||
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
* the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
* subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in all
|
||||
* copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
||||
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
||||
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
||||
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* https://www.FreeRTOS.org
|
||||
* https://github.com/FreeRTOS
|
||||
*
|
||||
*/
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
* Implementation of functions defined in portable.h for the SH2A port.
|
||||
*----------------------------------------------------------*/
|
||||
|
||||
/* Scheduler includes. */
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
|
||||
/* Library includes. */
|
||||
#include "string.h"
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* The SR assigned to a newly created task. The only important thing in this
|
||||
value is for all interrupts to be enabled. */
|
||||
#define portINITIAL_SR ( 0UL )
|
||||
|
||||
/* Dimensions the array into which the floating point context is saved.
|
||||
Allocate enough space for FPR0 to FPR15, FPUL and FPSCR, each of which is 4
|
||||
bytes big. If this number is changed then the 72 in portasm.src also needs
|
||||
changing. */
|
||||
#define portFLOP_REGISTERS_TO_STORE ( 18 )
|
||||
#define portFLOP_STORAGE_SIZE ( portFLOP_REGISTERS_TO_STORE * 4 )
|
||||
|
||||
#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )
|
||||
#error configSUPPORT_DYNAMIC_ALLOCATION must be 1 to use this port.
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* The TRAPA handler used to force a context switch.
|
||||
*/
|
||||
void vPortYield( void );
|
||||
|
||||
/*
|
||||
* Function to start the first task executing - defined in portasm.src.
|
||||
*/
|
||||
extern void vPortStartFirstTask( void );
|
||||
|
||||
/*
|
||||
* Obtains the current GBR value - defined in portasm.src.
|
||||
*/
|
||||
extern uint32_t ulPortGetGBR( void );
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* See header file for description.
|
||||
*/
|
||||
StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
|
||||
{
|
||||
/* Mark the end of the stack - used for debugging only and can be removed. */
|
||||
*pxTopOfStack = 0x11111111UL;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0x22222222UL;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0x33333333UL;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* SR. */
|
||||
*pxTopOfStack = portINITIAL_SR;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* PC. */
|
||||
*pxTopOfStack = ( uint32_t ) pxCode;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* PR. */
|
||||
*pxTopOfStack = 15;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* 14. */
|
||||
*pxTopOfStack = 14;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R13. */
|
||||
*pxTopOfStack = 13;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R12. */
|
||||
*pxTopOfStack = 12;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R11. */
|
||||
*pxTopOfStack = 11;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R10. */
|
||||
*pxTopOfStack = 10;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R9. */
|
||||
*pxTopOfStack = 9;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R8. */
|
||||
*pxTopOfStack = 8;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R7. */
|
||||
*pxTopOfStack = 7;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R6. */
|
||||
*pxTopOfStack = 6;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R5. */
|
||||
*pxTopOfStack = 5;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R4. */
|
||||
*pxTopOfStack = ( uint32_t ) pvParameters;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R3. */
|
||||
*pxTopOfStack = 3;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R2. */
|
||||
*pxTopOfStack = 2;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R1. */
|
||||
*pxTopOfStack = 1;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* R0 */
|
||||
*pxTopOfStack = 0;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* MACL. */
|
||||
*pxTopOfStack = 16;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* MACH. */
|
||||
*pxTopOfStack = 17;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* GBR. */
|
||||
*pxTopOfStack = ulPortGetGBR();
|
||||
|
||||
/* GBR = global base register.
|
||||
VBR = vector base register.
|
||||
TBR = jump table base register.
|
||||
R15 is the stack pointer. */
|
||||
|
||||
return pxTopOfStack;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
BaseType_t xPortStartScheduler( void )
|
||||
{
|
||||
extern void vApplicationSetupTimerInterrupt( void );
|
||||
|
||||
/* Call an application function to set up the timer that will generate the
|
||||
tick interrupt. This way the application can decide which peripheral to
|
||||
use. A demo application is provided to show a suitable example. */
|
||||
vApplicationSetupTimerInterrupt();
|
||||
|
||||
/* Start the first task. This will only restore the standard registers and
|
||||
not the flop registers. This does not really matter though because the only
|
||||
flop register that is initialised to a particular value is fpscr, and it is
|
||||
only initialised to the current value, which will still be the current value
|
||||
when the first task starts executing. */
|
||||
trapa( portSTART_SCHEDULER_TRAP_NO );
|
||||
|
||||
/* Should not get here. */
|
||||
return pdFAIL;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortEndScheduler( void )
|
||||
{
|
||||
/* Not implemented as there is nothing to return to. */
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortYield( void )
|
||||
{
|
||||
int32_t lInterruptMask;
|
||||
|
||||
/* Ensure the yield trap runs at the same priority as the other interrupts
|
||||
that can cause a context switch. */
|
||||
lInterruptMask = get_imask();
|
||||
|
||||
/* taskYIELD() can only be called from a task, not an interrupt, so the
|
||||
current interrupt mask can only be 0 or portKERNEL_INTERRUPT_PRIORITY and
|
||||
the mask can be set without risk of accidentally lowering the mask value. */
|
||||
set_imask( portKERNEL_INTERRUPT_PRIORITY );
|
||||
|
||||
trapa( portYIELD_TRAP_NO );
|
||||
|
||||
/* Restore the interrupt mask to whatever it was previously (when the
|
||||
function was entered). */
|
||||
set_imask( ( int ) lInterruptMask );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
BaseType_t xPortUsesFloatingPoint( TaskHandle_t xTask )
|
||||
{
|
||||
uint32_t *pulFlopBuffer;
|
||||
BaseType_t xReturn;
|
||||
extern void * volatile pxCurrentTCB;
|
||||
|
||||
/* This function tells the kernel that the task referenced by xTask is
|
||||
going to use the floating point registers and therefore requires the
|
||||
floating point registers saved as part of its context. */
|
||||
|
||||
/* Passing NULL as xTask is used to indicate that the calling task is the
|
||||
subject task - so pxCurrentTCB is the task handle. */
|
||||
if( xTask == NULL )
|
||||
{
|
||||
xTask = ( TaskHandle_t ) pxCurrentTCB;
|
||||
}
|
||||
|
||||
/* Allocate a buffer large enough to hold all the flop registers. */
|
||||
pulFlopBuffer = ( uint32_t * ) pvPortMalloc( portFLOP_STORAGE_SIZE );
|
||||
|
||||
if( pulFlopBuffer != NULL )
|
||||
{
|
||||
/* Start with the registers in a benign state. */
|
||||
memset( ( void * ) pulFlopBuffer, 0x00, portFLOP_STORAGE_SIZE );
|
||||
|
||||
/* The first thing to get saved in the buffer is the FPSCR value -
|
||||
initialise this to the current FPSCR value. */
|
||||
*pulFlopBuffer = get_fpscr();
|
||||
|
||||
/* Use the task tag to point to the flop buffer. Pass pointer to just
|
||||
above the buffer because the flop save routine uses a pre-decrement. */
|
||||
vTaskSetApplicationTaskTag( xTask, ( void * ) ( pulFlopBuffer + portFLOP_REGISTERS_TO_STORE ) );
|
||||
xReturn = pdPASS;
|
||||
}
|
||||
else
|
||||
{
|
||||
xReturn = pdFAIL;
|
||||
}
|
||||
|
||||
return xReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
|
|
|||
|
|
@ -1,151 +1,150 @@
|
|||
;/*
|
||||
; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
|
||||
; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||||
; *
|
||||
; * SPDX-License-Identifier: MIT
|
||||
; *
|
||||
; * Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
; * this software and associated documentation files (the "Software"), to deal in
|
||||
; * the Software without restriction, including without limitation the rights to
|
||||
; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
; * the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
; * subject to the following conditions:
|
||||
; *
|
||||
; * The above copyright notice and this permission notice shall be included in all
|
||||
; * copies or substantial portions of the Software.
|
||||
; *
|
||||
; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
||||
; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
||||
; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
||||
; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
; *
|
||||
; * https://www.FreeRTOS.org
|
||||
; * https://github.com/FreeRTOS
|
||||
; *
|
||||
; */
|
||||
|
||||
.import _pxCurrentTCB
|
||||
.import _vTaskSwitchContext
|
||||
.import _xTaskIncrementTick
|
||||
|
||||
.export _vPortStartFirstTask
|
||||
.export _ulPortGetGBR
|
||||
.export _vPortYieldHandler
|
||||
.export _vPortPreemptiveTick
|
||||
.export _vPortCooperativeTick
|
||||
.export _vPortSaveFlopRegisters
|
||||
.export _vPortRestoreFlopRegisters
|
||||
|
||||
.section P
|
||||
|
||||
.INCLUDE "ISR_Support.inc"
|
||||
|
||||
_vPortStartFirstTask:
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortYieldHandler:
|
||||
|
||||
portSAVE_CONTEXT
|
||||
|
||||
mov.l #_vTaskSwitchContext, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortPreemptiveTick
|
||||
|
||||
portSAVE_CONTEXT
|
||||
|
||||
mov.l #_xTaskIncrementTick, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
mov.l #_vTaskSwitchContext, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortCooperativeTick
|
||||
|
||||
portSAVE_CONTEXT
|
||||
|
||||
mov.l #_xTaskIncrementTick, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_ulPortGetGBR:
|
||||
|
||||
stc.l gbr, r0
|
||||
rts
|
||||
nop
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortSaveFlopRegisters:
|
||||
|
||||
fmov.s fr0, @-r4
|
||||
fmov.s fr1, @-r4
|
||||
fmov.s fr2, @-r4
|
||||
fmov.s fr3, @-r4
|
||||
fmov.s fr4, @-r4
|
||||
fmov.s fr5, @-r4
|
||||
fmov.s fr6, @-r4
|
||||
fmov.s fr7, @-r4
|
||||
fmov.s fr8, @-r4
|
||||
fmov.s fr9, @-r4
|
||||
fmov.s fr10, @-r4
|
||||
fmov.s fr11, @-r4
|
||||
fmov.s fr12, @-r4
|
||||
fmov.s fr13, @-r4
|
||||
fmov.s fr14, @-r4
|
||||
fmov.s fr15, @-r4
|
||||
sts.l fpul, @-r4
|
||||
sts.l fpscr, @-r4
|
||||
|
||||
rts
|
||||
nop
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortRestoreFlopRegisters:
|
||||
|
||||
add.l #-72, r4
|
||||
lds.l @r4+, fpscr
|
||||
lds.l @r4+, fpul
|
||||
fmov.s @r4+, fr15
|
||||
fmov.s @r4+, fr14
|
||||
fmov.s @r4+, fr13
|
||||
fmov.s @r4+, fr12
|
||||
fmov.s @r4+, fr11
|
||||
fmov.s @r4+, fr10
|
||||
fmov.s @r4+, fr9
|
||||
fmov.s @r4+, fr8
|
||||
fmov.s @r4+, fr7
|
||||
fmov.s @r4+, fr6
|
||||
fmov.s @r4+, fr5
|
||||
fmov.s @r4+, fr4
|
||||
fmov.s @r4+, fr3
|
||||
fmov.s @r4+, fr2
|
||||
fmov.s @r4+, fr1
|
||||
fmov.s @r4+, fr0
|
||||
|
||||
rts
|
||||
nop
|
||||
|
||||
.end
|
||||
|
||||
;/*
|
||||
; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
|
||||
; * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||||
; *
|
||||
; * SPDX-License-Identifier: MIT
|
||||
; *
|
||||
; * Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
; * this software and associated documentation files (the "Software"), to deal in
|
||||
; * the Software without restriction, including without limitation the rights to
|
||||
; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
; * the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
; * subject to the following conditions:
|
||||
; *
|
||||
; * The above copyright notice and this permission notice shall be included in all
|
||||
; * copies or substantial portions of the Software.
|
||||
; *
|
||||
; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
||||
; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
||||
; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
||||
; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
; *
|
||||
; * https://www.FreeRTOS.org
|
||||
; * https://github.com/FreeRTOS
|
||||
; *
|
||||
; */
|
||||
|
||||
.import _pxCurrentTCB
|
||||
.import _vTaskSwitchContext
|
||||
.import _xTaskIncrementTick
|
||||
|
||||
.export _vPortStartFirstTask
|
||||
.export _ulPortGetGBR
|
||||
.export _vPortYieldHandler
|
||||
.export _vPortPreemptiveTick
|
||||
.export _vPortCooperativeTick
|
||||
.export _vPortSaveFlopRegisters
|
||||
.export _vPortRestoreFlopRegisters
|
||||
|
||||
.section P
|
||||
|
||||
.INCLUDE "ISR_Support.inc"
|
||||
|
||||
_vPortStartFirstTask:
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortYieldHandler:
|
||||
|
||||
portSAVE_CONTEXT
|
||||
|
||||
mov.l #_vTaskSwitchContext, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortPreemptiveTick
|
||||
|
||||
portSAVE_CONTEXT
|
||||
|
||||
mov.l #_xTaskIncrementTick, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
mov.l #_vTaskSwitchContext, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortCooperativeTick
|
||||
|
||||
portSAVE_CONTEXT
|
||||
|
||||
mov.l #_xTaskIncrementTick, r0
|
||||
jsr @r0
|
||||
nop
|
||||
|
||||
portRESTORE_CONTEXT
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_ulPortGetGBR:
|
||||
|
||||
stc.l gbr, r0
|
||||
rts
|
||||
nop
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortSaveFlopRegisters:
|
||||
|
||||
fmov.s fr0, @-r4
|
||||
fmov.s fr1, @-r4
|
||||
fmov.s fr2, @-r4
|
||||
fmov.s fr3, @-r4
|
||||
fmov.s fr4, @-r4
|
||||
fmov.s fr5, @-r4
|
||||
fmov.s fr6, @-r4
|
||||
fmov.s fr7, @-r4
|
||||
fmov.s fr8, @-r4
|
||||
fmov.s fr9, @-r4
|
||||
fmov.s fr10, @-r4
|
||||
fmov.s fr11, @-r4
|
||||
fmov.s fr12, @-r4
|
||||
fmov.s fr13, @-r4
|
||||
fmov.s fr14, @-r4
|
||||
fmov.s fr15, @-r4
|
||||
sts.l fpul, @-r4
|
||||
sts.l fpscr, @-r4
|
||||
|
||||
rts
|
||||
nop
|
||||
|
||||
;-----------------------------------------------------------
|
||||
|
||||
_vPortRestoreFlopRegisters:
|
||||
|
||||
add.l #-72, r4
|
||||
lds.l @r4+, fpscr
|
||||
lds.l @r4+, fpul
|
||||
fmov.s @r4+, fr15
|
||||
fmov.s @r4+, fr14
|
||||
fmov.s @r4+, fr13
|
||||
fmov.s @r4+, fr12
|
||||
fmov.s @r4+, fr11
|
||||
fmov.s @r4+, fr10
|
||||
fmov.s @r4+, fr9
|
||||
fmov.s @r4+, fr8
|
||||
fmov.s @r4+, fr7
|
||||
fmov.s @r4+, fr6
|
||||
fmov.s @r4+, fr5
|
||||
fmov.s @r4+, fr4
|
||||
fmov.s @r4+, fr3
|
||||
fmov.s @r4+, fr2
|
||||
fmov.s @r4+, fr1
|
||||
fmov.s @r4+, fr0
|
||||
|
||||
rts
|
||||
nop
|
||||
|
||||
.end
|
||||
|
|
|
|||
|
|
@ -1,140 +1,139 @@
|
|||
/*
|
||||
* FreeRTOS Kernel <DEVELOPMENT BRANCH>
|
||||
* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||||
*
|
||||
* SPDX-License-Identifier: MIT
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
* this software and associated documentation files (the "Software"), to deal in
|
||||
* the Software without restriction, including without limitation the rights to
|
||||
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
* the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
* subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in all
|
||||
* copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
||||
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
||||
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
||||
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* https://www.FreeRTOS.org
|
||||
* https://github.com/FreeRTOS
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
#ifndef PORTMACRO_H
|
||||
#define PORTMACRO_H
|
||||
|
||||
#include <machine.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
* Port specific definitions.
|
||||
*
|
||||
* The settings in this file configure FreeRTOS correctly for the
|
||||
* given hardware and compiler.
|
||||
*
|
||||
* These settings should not be altered.
|
||||
*-----------------------------------------------------------
|
||||
*/
|
||||
|
||||
/* Type definitions - these are a bit legacy and not really used now, other than
|
||||
portSTACK_TYPE and portBASE_TYPE. */
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint32_t
|
||||
#define portBASE_TYPE long
|
||||
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef long BaseType_t;
|
||||
typedef unsigned long UBaseType_t;
|
||||
|
||||
#if( configUSE_16_BIT_TICKS == 1 )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#else
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
|
||||
|
||||
/* 32-bit tick type on a 32-bit architecture, so reads of the tick count do
|
||||
not need to be guarded with a critical section. */
|
||||
#define portTICK_TYPE_IS_ATOMIC 1
|
||||
#endif
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Hardware specifics. */
|
||||
#define portBYTE_ALIGNMENT 8
|
||||
#define portSTACK_GROWTH -1
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portNOP() nop()
|
||||
#define portSTART_SCHEDULER_TRAP_NO ( 32 )
|
||||
#define portYIELD_TRAP_NO ( 33 )
|
||||
#define portKERNEL_INTERRUPT_PRIORITY ( 1 )
|
||||
|
||||
void vPortYield( void );
|
||||
#define portYIELD() vPortYield()
|
||||
|
||||
extern void vTaskSwitchContext( void );
|
||||
#define portYIELD_FROM_ISR( x ) do { if( x != pdFALSE ) vTaskSwitchContext(); } while( 0 )
|
||||
|
||||
/*
|
||||
* This function tells the kernel that the task referenced by xTask is going to
|
||||
* use the floating point registers and therefore requires the floating point
|
||||
* registers saved as part of its context.
|
||||
*/
|
||||
BaseType_t xPortUsesFloatingPoint( void* xTask );
|
||||
|
||||
/*
|
||||
* The flop save and restore functions are defined in portasm.src and called by
|
||||
* the trace "task switched in" and "trace task switched out" macros.
|
||||
*/
|
||||
void vPortSaveFlopRegisters( void *pulBuffer );
|
||||
void vPortRestoreFlopRegisters( void *pulBuffer );
|
||||
|
||||
/*
|
||||
* pxTaskTag is used to point to the buffer into which the floating point
|
||||
* context should be saved. If pxTaskTag is NULL then the task does not use
|
||||
* a floating point context.
|
||||
*/
|
||||
#define traceTASK_SWITCHED_OUT() do { if( pxCurrentTCB->pxTaskTag != NULL ) vPortSaveFlopRegisters( pxCurrentTCB->pxTaskTag ); } while( 0 )
|
||||
#define traceTASK_SWITCHED_IN() do { if( pxCurrentTCB->pxTaskTag != NULL ) vPortRestoreFlopRegisters( pxCurrentTCB->pxTaskTag ); } while( 0 )
|
||||
|
||||
/*
|
||||
* These macros should be called directly, but through the taskENTER_CRITICAL()
|
||||
* and taskEXIT_CRITICAL() macros.
|
||||
*/
|
||||
#define portENABLE_INTERRUPTS() set_imask( 0x00 )
|
||||
#define portDISABLE_INTERRUPTS() set_imask( portKERNEL_INTERRUPT_PRIORITY )
|
||||
|
||||
/* Critical nesting counts are stored in the TCB. */
|
||||
#define portCRITICAL_NESTING_IN_TCB ( 1 )
|
||||
|
||||
/* The critical nesting functions defined within tasks.c. */
|
||||
extern void vTaskEnterCritical( void );
|
||||
extern void vTaskExitCritical( void );
|
||||
#define portENTER_CRITICAL() vTaskEnterCritical();
|
||||
#define portEXIT_CRITICAL() vTaskExitCritical();
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Task function macros as described on the FreeRTOS.org WEB site. */
|
||||
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* PORTMACRO_H */
|
||||
|
||||
/*
|
||||
* FreeRTOS Kernel <DEVELOPMENT BRANCH>
|
||||
* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||||
*
|
||||
* SPDX-License-Identifier: MIT
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
||||
* this software and associated documentation files (the "Software"), to deal in
|
||||
* the Software without restriction, including without limitation the rights to
|
||||
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
* the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
* subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in all
|
||||
* copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
||||
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
||||
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
||||
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* https://www.FreeRTOS.org
|
||||
* https://github.com/FreeRTOS
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
#ifndef PORTMACRO_H
|
||||
#define PORTMACRO_H
|
||||
|
||||
#include <machine.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
* Port specific definitions.
|
||||
*
|
||||
* The settings in this file configure FreeRTOS correctly for the
|
||||
* given hardware and compiler.
|
||||
*
|
||||
* These settings should not be altered.
|
||||
*-----------------------------------------------------------
|
||||
*/
|
||||
|
||||
/* Type definitions - these are a bit legacy and not really used now, other than
|
||||
portSTACK_TYPE and portBASE_TYPE. */
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint32_t
|
||||
#define portBASE_TYPE long
|
||||
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef long BaseType_t;
|
||||
typedef unsigned long UBaseType_t;
|
||||
|
||||
#if( configUSE_16_BIT_TICKS == 1 )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#else
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
|
||||
|
||||
/* 32-bit tick type on a 32-bit architecture, so reads of the tick count do
|
||||
not need to be guarded with a critical section. */
|
||||
#define portTICK_TYPE_IS_ATOMIC 1
|
||||
#endif
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Hardware specifics. */
|
||||
#define portBYTE_ALIGNMENT 8
|
||||
#define portSTACK_GROWTH -1
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portNOP() nop()
|
||||
#define portSTART_SCHEDULER_TRAP_NO ( 32 )
|
||||
#define portYIELD_TRAP_NO ( 33 )
|
||||
#define portKERNEL_INTERRUPT_PRIORITY ( 1 )
|
||||
|
||||
void vPortYield( void );
|
||||
#define portYIELD() vPortYield()
|
||||
|
||||
extern void vTaskSwitchContext( void );
|
||||
#define portYIELD_FROM_ISR( x ) do { if( x != pdFALSE ) vTaskSwitchContext(); } while( 0 )
|
||||
|
||||
/*
|
||||
* This function tells the kernel that the task referenced by xTask is going to
|
||||
* use the floating point registers and therefore requires the floating point
|
||||
* registers saved as part of its context.
|
||||
*/
|
||||
BaseType_t xPortUsesFloatingPoint( void* xTask );
|
||||
|
||||
/*
|
||||
* The flop save and restore functions are defined in portasm.src and called by
|
||||
* the trace "task switched in" and "trace task switched out" macros.
|
||||
*/
|
||||
void vPortSaveFlopRegisters( void *pulBuffer );
|
||||
void vPortRestoreFlopRegisters( void *pulBuffer );
|
||||
|
||||
/*
|
||||
* pxTaskTag is used to point to the buffer into which the floating point
|
||||
* context should be saved. If pxTaskTag is NULL then the task does not use
|
||||
* a floating point context.
|
||||
*/
|
||||
#define traceTASK_SWITCHED_OUT() do { if( pxCurrentTCB->pxTaskTag != NULL ) vPortSaveFlopRegisters( pxCurrentTCB->pxTaskTag ); } while( 0 )
|
||||
#define traceTASK_SWITCHED_IN() do { if( pxCurrentTCB->pxTaskTag != NULL ) vPortRestoreFlopRegisters( pxCurrentTCB->pxTaskTag ); } while( 0 )
|
||||
|
||||
/*
|
||||
* These macros should be called directly, but through the taskENTER_CRITICAL()
|
||||
* and taskEXIT_CRITICAL() macros.
|
||||
*/
|
||||
#define portENABLE_INTERRUPTS() set_imask( 0x00 )
|
||||
#define portDISABLE_INTERRUPTS() set_imask( portKERNEL_INTERRUPT_PRIORITY )
|
||||
|
||||
/* Critical nesting counts are stored in the TCB. */
|
||||
#define portCRITICAL_NESTING_IN_TCB ( 1 )
|
||||
|
||||
/* The critical nesting functions defined within tasks.c. */
|
||||
extern void vTaskEnterCritical( void );
|
||||
extern void vTaskExitCritical( void );
|
||||
#define portENTER_CRITICAL() vTaskEnterCritical();
|
||||
#define portEXIT_CRITICAL() vTaskExitCritical();
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Task function macros as described on the FreeRTOS.org WEB site. */
|
||||
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* PORTMACRO_H */
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue