mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-09-01 11:53:53 -04:00
Style: uncrusitfy
This commit is contained in:
Alfred Gedeon
alfred gedeon
parent
a5dbc2b1de
commit
718178c68a
406 changed files with 108795 additions and 106323 deletions
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@ -2,27 +2,29 @@
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/* MICROELECTRONICS ACCEPTS NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR */
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/* ELIGIBILITY FOR ANY PURPOSES. */
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/* (C) Fujitsu Microelectronics Europe GmbH */
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/*---------------------------------------------------------------------------
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__STD_LIB_sbrk.C
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- Used by heap_3.c for memory accocation and deletion.
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------
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* __STD_LIB_sbrk.C
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* - Used by heap_3.c for memory accocation and deletion.
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*
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* /*---------------------------------------------------------------------------*/
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#include "FreeRTOSConfig.h"
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#include <stdlib.h>
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static long brk_siz = 0;
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typedef int _heep_t;
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#define ROUNDUP(s) (((s)+sizeof(_heep_t)-1)&~(sizeof(_heep_t)-1))
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static _heep_t _heep[ROUNDUP(configTOTAL_HEAP_SIZE)/sizeof(_heep_t)];
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#define _heep_size ROUNDUP(configTOTAL_HEAP_SIZE)
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static long brk_siz = 0;
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typedef int _heep_t;
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#define ROUNDUP( s ) ( ( ( s ) + sizeof( _heep_t ) - 1 ) & ~( sizeof( _heep_t ) - 1 ) )
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static _heep_t _heep[ ROUNDUP( configTOTAL_HEAP_SIZE ) / sizeof( _heep_t ) ];
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#define _heep_size ROUNDUP( configTOTAL_HEAP_SIZE )
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extern char *sbrk(int size)
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{
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if (brk_siz + size > _heep_size || brk_siz + size < 0)
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return((char*)-1);
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brk_siz += size;
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return( (char*)_heep + brk_siz - size);
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}
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extern char * sbrk( int size )
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{
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if( ( brk_siz + size > _heep_size ) || ( brk_siz + size < 0 ) )
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{
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return( ( char * ) -1 );
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}
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brk_siz += size;
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return( ( char * ) _heep + brk_siz - size );
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}
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@ -28,16 +28,16 @@
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#include "task.h"
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/*-----------------------------------------------------------
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* Implementation of functions defined in portable.h for the 16FX port.
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*----------------------------------------------------------*/
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* Implementation of functions defined in portable.h for the 16FX port.
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*----------------------------------------------------------*/
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/*
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* Get current value of DPR and ADB registers
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/*
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* Get current value of DPR and ADB registers
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*/
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StackType_t xGet_DPR_ADB_bank( void );
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StackType_t xGet_DPR_ADB_bank( void );
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/*
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* Get current value of DTB and PCB registers
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/*
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* Get current value of DTB and PCB registers
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*/
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StackType_t xGet_DTB_PCB_bank( void );
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@ -49,176 +49,176 @@ static void prvSetupRLT0Interrupt( void );
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/*-----------------------------------------------------------*/
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/*
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/*
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* We require the address of the pxCurrentTCB variable, but don't want to know
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* any details of its type.
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* any details of its type.
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*/
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typedef void TCB_t;
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extern volatile TCB_t * volatile pxCurrentTCB;
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/*-----------------------------------------------------------*/
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/*
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* Macro to save a task context to the task stack. This macro copies the
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* saved context (AH:AL, DPR:ADB, DTB:PCB , PC and PS) from the system
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* stack to task stack pointed by user stack pointer ( USP for SMALL and
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/*
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* Macro to save a task context to the task stack. This macro copies the
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* saved context (AH:AL, DPR:ADB, DTB:PCB , PC and PS) from the system
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* stack to task stack pointed by user stack pointer ( USP for SMALL and
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* MEDIUM memory model amd USB:USP for COMPACT and LARGE memory model ),
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* then it pushes the general purpose registers RW0-RW7 on to the task
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* stack. Finally the resultant stack pointer value is saved into the
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* task control block so it can be retrieved the next time the task
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* then it pushes the general purpose registers RW0-RW7 on to the task
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* stack. Finally the resultant stack pointer value is saved into the
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* task control block so it can be retrieved the next time the task
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* executes.
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*/
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#if( ( configMEMMODEL == portSMALL ) || ( configMEMMODEL == portMEDIUM ) )
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*/
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#if ( ( configMEMMODEL == portSMALL ) || ( configMEMMODEL == portMEDIUM ) )
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#define portSAVE_CONTEXT() \
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{ __asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" PUSHW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) "); \
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__asm(" MOVW A, _pxCurrentTCB "); \
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__asm(" MOVW A, SP "); \
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__asm(" SWAPW "); \
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__asm(" MOVW @AL, AH "); \
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__asm(" OR CCR,#H'20 "); \
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}
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#define portSAVE_CONTEXT() \
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{ __asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
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__asm( " PUSHW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) " ); \
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__asm( " MOVW A, _pxCurrentTCB " ); \
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__asm( " MOVW A, SP " ); \
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__asm( " SWAPW " ); \
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__asm( " MOVW @AL, AH " ); \
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__asm( " OR CCR,#H'20 " ); \
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}
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/*
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/*
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* Macro to restore a task context from the task stack. This is effecti-
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* vely the reverse of SAVE_CONTEXT(). First the stack pointer value
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* (USP for SMALL and MEDIUM memory model amd USB:USP for COMPACT and
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* LARGE memory model ) is loaded from the task control block. Next the
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* (USP for SMALL and MEDIUM memory model amd USB:USP for COMPACT and
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* LARGE memory model ) is loaded from the task control block. Next the
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* value of all the general purpose registers RW0-RW7 is retrieved. Fina-
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* lly it copies of the context ( AH:AL, DPR:ADB, DTB:PCB, PC and PS) of
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* the task to be executed upon RETI from user stack to system stack.
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* lly it copies of the context ( AH:AL, DPR:ADB, DTB:PCB, PC and PS) of
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* the task to be executed upon RETI from user stack to system stack.
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*/
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#define portRESTORE_CONTEXT() \
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{ __asm(" MOVW A, _pxCurrentTCB "); \
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__asm(" MOVW A, @A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" MOVW SP, A "); \
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__asm(" POPW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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}
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#elif( ( configMEMMODEL == portCOMPACT ) || ( configMEMMODEL == portLARGE ) )
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#define portSAVE_CONTEXT() \
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{ __asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" POPW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" PUSHW A "); \
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__asm(" PUSHW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) "); \
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__asm(" MOVL A, _pxCurrentTCB "); \
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__asm(" MOVL RL2, A "); \
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__asm(" MOVW A, SP "); \
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__asm(" MOVW @RL2+0, A "); \
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__asm(" MOV A, USB "); \
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__asm(" MOV @RL2+2, A "); \
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}
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#define portRESTORE_CONTEXT() \
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{ __asm(" MOVL A, _pxCurrentTCB "); \
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__asm(" MOVL RL2, A "); \
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__asm(" MOVW A, @RL2+0 "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" MOVW SP, A "); \
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__asm(" MOV A, @RL2+2 "); \
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__asm(" MOV USB, A "); \
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__asm(" POPW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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__asm(" AND CCR,#H'DF "); \
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__asm(" POPW A "); \
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__asm(" OR CCR,#H'20 "); \
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__asm(" PUSHW A "); \
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}
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#endif
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#define portRESTORE_CONTEXT() \
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{ __asm( " MOVW A, _pxCurrentTCB " ); \
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__asm( " MOVW A, @A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " MOVW SP, A " ); \
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__asm( " POPW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) " ); \
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__asm( " POPW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " PUSHW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " POPW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " PUSHW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " POPW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " PUSHW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " POPW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " PUSHW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " POPW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " PUSHW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " POPW A " ); \
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__asm( " OR CCR,#H'20 " ); \
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__asm( " PUSHW A " ); \
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}
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/*-----------------------------------------------------------*/
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#elif ( ( configMEMMODEL == portCOMPACT ) || ( configMEMMODEL == portLARGE ) )
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/*
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#define portSAVE_CONTEXT() \
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{ __asm( " POPW A " ); \
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__asm( " AND CCR,#H'DF " ); \
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__asm( " PUSHW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " PUSHW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) " ); \
|
||||
__asm( " MOVL A, _pxCurrentTCB " ); \
|
||||
__asm( " MOVL RL2, A " ); \
|
||||
__asm( " MOVW A, SP " ); \
|
||||
__asm( " MOVW @RL2+0, A " ); \
|
||||
__asm( " MOV A, USB " ); \
|
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__asm( " MOV @RL2+2, A " ); \
|
||||
}
|
||||
|
||||
#define portRESTORE_CONTEXT() \
|
||||
{ __asm( " MOVL A, _pxCurrentTCB " ); \
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||||
__asm( " MOVL RL2, A " ); \
|
||||
__asm( " MOVW A, @RL2+0 " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " MOVW SP, A " ); \
|
||||
__asm( " MOV A, @RL2+2 " ); \
|
||||
__asm( " MOV USB, A " ); \
|
||||
__asm( " POPW (RW0,RW1,RW2,RW3,RW4,RW5,RW6,RW7) " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
__asm( " AND CCR,#H'DF " ); \
|
||||
__asm( " POPW A " ); \
|
||||
__asm( " OR CCR,#H'20 " ); \
|
||||
__asm( " PUSHW A " ); \
|
||||
}
|
||||
#endif /* if ( ( configMEMMODEL == portSMALL ) || ( configMEMMODEL == portMEDIUM ) ) */
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Functions for obtaining the current value of DPR:ADB, DTB:PCB bank registers
|
||||
*/
|
||||
|
||||
|
||||
#pragma asm
|
||||
|
||||
.GLOBAL _xGet_DPR_ADB_bank
|
||||
|
|
@ -253,256 +253,257 @@ _xGet_DTB_PCB_bank:
|
|||
#pragma endasm
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Initialise the stack of a task to look exactly as if a call to
|
||||
/*
|
||||
* Initialise the stack of a task to look exactly as if a call to
|
||||
* portSAVE_CONTEXT had been called.
|
||||
*
|
||||
*
|
||||
* See the header file portable.h.
|
||||
*/
|
||||
StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
|
||||
StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
|
||||
TaskFunction_t pxCode,
|
||||
void * pvParameters )
|
||||
{
|
||||
/* Place a few bytes of known values on the bottom of the stack.
|
||||
This is just useful for debugging. */
|
||||
*pxTopOfStack = 0x1111;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0x2222;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0x3333;
|
||||
pxTopOfStack--;
|
||||
/* Place a few bytes of known values on the bottom of the stack.
|
||||
* This is just useful for debugging. */
|
||||
*pxTopOfStack = 0x1111;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0x2222;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0x3333;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* Once the task is called the task would push the pointer to the
|
||||
parameter onto the stack. Hence here the pointer would be copied to the stack
|
||||
first. When using the COMPACT or LARGE memory model the pointer would be 24
|
||||
bits, and when using the SMALL or MEDIUM memory model the pointer would be 16
|
||||
bits. */
|
||||
#if( ( configMEMMODEL == portCOMPACT ) || ( configMEMMODEL == portLARGE ) )
|
||||
{
|
||||
*pxTopOfStack = ( StackType_t ) ( ( uint32_t ) ( pvParameters ) >> 16 );
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
/* Once the task is called the task would push the pointer to the
|
||||
* parameter onto the stack. Hence here the pointer would be copied to the stack
|
||||
* first. When using the COMPACT or LARGE memory model the pointer would be 24
|
||||
* bits, and when using the SMALL or MEDIUM memory model the pointer would be 16
|
||||
* bits. */
|
||||
#if ( ( configMEMMODEL == portCOMPACT ) || ( configMEMMODEL == portLARGE ) )
|
||||
{
|
||||
*pxTopOfStack = ( StackType_t ) ( ( uint32_t ) ( pvParameters ) >> 16 );
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
|
||||
*pxTopOfStack = ( StackType_t ) ( pvParameters );
|
||||
pxTopOfStack--;
|
||||
|
||||
/* This is redundant push to the stack. This is required in order to introduce
|
||||
an offset so that the task accesses a parameter correctly that is passed on to
|
||||
the task stack. */
|
||||
#if( ( configMEMMODEL == portMEDIUM ) || ( configMEMMODEL == portLARGE ) )
|
||||
{
|
||||
*pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( int32_t ) ( pxCode ) >> 16 ) & 0xff );
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
pxTopOfStack--;
|
||||
|
||||
/* This is redundant push to the stack. This is required in order to introduce
|
||||
an offset so the task correctly accesses the parameter passed on the task stack. */
|
||||
/* This is redundant push to the stack. This is required in order to introduce
|
||||
* an offset so that the task accesses a parameter correctly that is passed on to
|
||||
* the task stack. */
|
||||
#if ( ( configMEMMODEL == portMEDIUM ) || ( configMEMMODEL == portLARGE ) )
|
||||
{
|
||||
*pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( int32_t ) ( pxCode ) >> 16 ) & 0xff );
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
|
||||
/* This is redundant push to the stack. This is required in order to introduce
|
||||
* an offset so the task correctly accesses the parameter passed on the task stack. */
|
||||
*pxTopOfStack = ( StackType_t ) ( pxCode );
|
||||
pxTopOfStack--;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* PS - User Mode, ILM=7, RB=0, Interrupts enabled,USP */
|
||||
*pxTopOfStack = 0xE0C0;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = 0xE0C0;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* PC */
|
||||
*pxTopOfStack = ( StackType_t ) ( pxCode );
|
||||
pxTopOfStack--;
|
||||
|
||||
/* PC */
|
||||
*pxTopOfStack = ( StackType_t ) ( pxCode );
|
||||
pxTopOfStack--;
|
||||
|
||||
/* DTB | PCB */
|
||||
#if configMEMMODEL == portSMALL || configMEMMODEL == portCOMPACT
|
||||
{
|
||||
*pxTopOfStack = xGet_DTB_PCB_bank();
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
#if configMEMMODEL == portSMALL || configMEMMODEL == portCOMPACT
|
||||
{
|
||||
*pxTopOfStack = xGet_DTB_PCB_bank();
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
|
||||
/* DTB | PCB, in case of MEDIUM and LARGE memory models, PCB would be used
|
||||
along with PC to indicate the start address of the function. */
|
||||
#if( ( configMEMMODEL == portMEDIUM ) || ( configMEMMODEL == portLARGE ) )
|
||||
{
|
||||
*pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( int32_t ) ( pxCode ) >> 16 ) & 0xff );
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
/* DTB | PCB, in case of MEDIUM and LARGE memory models, PCB would be used
|
||||
* along with PC to indicate the start address of the function. */
|
||||
#if ( ( configMEMMODEL == portMEDIUM ) || ( configMEMMODEL == portLARGE ) )
|
||||
{
|
||||
*pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( int32_t ) ( pxCode ) >> 16 ) & 0xff );
|
||||
pxTopOfStack--;
|
||||
}
|
||||
#endif
|
||||
|
||||
/* DPR | ADB */
|
||||
*pxTopOfStack = xGet_DPR_ADB_bank();
|
||||
pxTopOfStack--;
|
||||
|
||||
/* AL */
|
||||
*pxTopOfStack = ( StackType_t ) 0x9999;
|
||||
pxTopOfStack--;
|
||||
/* DPR | ADB */
|
||||
*pxTopOfStack = xGet_DPR_ADB_bank();
|
||||
pxTopOfStack--;
|
||||
|
||||
/* AH */
|
||||
*pxTopOfStack = ( StackType_t ) 0xAAAA;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* Next the general purpose registers. */
|
||||
*pxTopOfStack = ( StackType_t ) 0x7777; /* RW7 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x6666; /* RW6 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x5555; /* RW5 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x4444; /* RW4 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x3333; /* RW3 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x2222; /* RW2 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x1111; /* RW1 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x8888; /* RW0 */
|
||||
|
||||
return pxTopOfStack;
|
||||
/* AL */
|
||||
*pxTopOfStack = ( StackType_t ) 0x9999;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* AH */
|
||||
*pxTopOfStack = ( StackType_t ) 0xAAAA;
|
||||
pxTopOfStack--;
|
||||
|
||||
/* Next the general purpose registers. */
|
||||
*pxTopOfStack = ( StackType_t ) 0x7777; /* RW7 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x6666; /* RW6 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x5555; /* RW5 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x4444; /* RW4 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x3333; /* RW3 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x2222; /* RW2 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x1111; /* RW1 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x8888; /* RW0 */
|
||||
|
||||
return pxTopOfStack;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void prvSetupRLT0Interrupt( void )
|
||||
{
|
||||
/* The peripheral clock divided by 16 is used by the timer. */
|
||||
const uint16_t usReloadValue = ( uint16_t ) ( ( ( configCLKP1_CLOCK_HZ / configTICK_RATE_HZ ) / 16UL ) - 1UL );
|
||||
const uint16_t usReloadValue = ( uint16_t ) ( ( ( configCLKP1_CLOCK_HZ / configTICK_RATE_HZ ) / 16UL ) - 1UL );
|
||||
|
||||
/* set reload value = 34999+1, TICK Interrupt after 10 ms @ 56MHz of CLKP1 */
|
||||
TMRLR0 = usReloadValue;
|
||||
|
||||
/* set reload value = 34999+1, TICK Interrupt after 10 ms @ 56MHz of CLKP1 */
|
||||
TMRLR0 = usReloadValue;
|
||||
|
||||
/* prescaler 1:16, reload, interrupt enable, count enable, trigger */
|
||||
TMCSR0 = 0x041B;
|
||||
TMCSR0 = 0x041B;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
BaseType_t xPortStartScheduler( void )
|
||||
{
|
||||
/* Setup the hardware to generate the tick. */
|
||||
prvSetupRLT0Interrupt();
|
||||
|
||||
/* Restore the context of the first task that is going to run. */
|
||||
portRESTORE_CONTEXT();
|
||||
/* Setup the hardware to generate the tick. */
|
||||
prvSetupRLT0Interrupt();
|
||||
|
||||
/* Simulate a function call end as generated by the compiler. We will now
|
||||
jump to the start of the task the context of which we have just restored. */
|
||||
__asm(" reti ");
|
||||
/* Restore the context of the first task that is going to run. */
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
/* Simulate a function call end as generated by the compiler. We will now
|
||||
* jump to the start of the task the context of which we have just restored. */
|
||||
__asm( " reti " );
|
||||
|
||||
|
||||
/* Should not get here. */
|
||||
return pdTRUE;
|
||||
/* Should not get here. */
|
||||
return pdTRUE;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortEndScheduler( void )
|
||||
{
|
||||
/* Not implemented - unlikely to ever be required as there is nothing to
|
||||
return to. */
|
||||
/* Not implemented - unlikely to ever be required as there is nothing to
|
||||
* return to. */
|
||||
}
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
/*
|
||||
* The interrupt service routine used depends on whether the pre-emptive
|
||||
* scheduler is being used or not.
|
||||
*/
|
||||
|
||||
#if configUSE_PREEMPTION == 1
|
||||
|
||||
/*
|
||||
* Tick ISR for preemptive scheduler. We can use a __nosavereg attribute
|
||||
* as the context is to be saved by the portSAVE_CONTEXT() macro, not the
|
||||
* compiler generated code. The tick count is incremented after the context
|
||||
* is saved.
|
||||
*/
|
||||
__nosavereg __interrupt void prvRLT0_TICKISR( void )
|
||||
{
|
||||
/* Disable interrupts so that portSAVE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Save the context of the interrupted task. */
|
||||
portSAVE_CONTEXT();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
|
||||
/* Clear RLT0 interrupt flag */
|
||||
TMCSR0_UF = 0;
|
||||
|
||||
/* Increment the tick count then switch to the highest priority task
|
||||
that is ready to run. */
|
||||
if( xTaskIncrementTick() != pdFALSE )
|
||||
{
|
||||
vTaskSwitchContext();
|
||||
}
|
||||
/*
|
||||
* Tick ISR for preemptive scheduler. We can use a __nosavereg attribute
|
||||
* as the context is to be saved by the portSAVE_CONTEXT() macro, not the
|
||||
* compiler generated code. The tick count is incremented after the context
|
||||
* is saved.
|
||||
*/
|
||||
__nosavereg __interrupt void prvRLT0_TICKISR( void )
|
||||
{
|
||||
/* Disable interrupts so that portSAVE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Disable interrupts so that portRESTORE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Restore the context of the new task. */
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
}
|
||||
/* Save the context of the interrupted task. */
|
||||
portSAVE_CONTEXT();
|
||||
|
||||
#else
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
|
||||
/*
|
||||
* Tick ISR for the cooperative scheduler. All this does is increment the
|
||||
* tick count. We don't need to switch context, this can only be done by
|
||||
* manual calls to taskYIELD();
|
||||
*/
|
||||
__interrupt void prvRLT0_TICKISR( void )
|
||||
{
|
||||
/* Clear RLT0 interrupt flag */
|
||||
TMCSR0_UF = 0;
|
||||
|
||||
xTaskIncrementTick();
|
||||
}
|
||||
/* Clear RLT0 interrupt flag */
|
||||
TMCSR0_UF = 0;
|
||||
|
||||
#endif
|
||||
/* Increment the tick count then switch to the highest priority task
|
||||
* that is ready to run. */
|
||||
if( xTaskIncrementTick() != pdFALSE )
|
||||
{
|
||||
vTaskSwitchContext();
|
||||
}
|
||||
|
||||
/* Disable interrupts so that portRESTORE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Restore the context of the new task. */
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
}
|
||||
|
||||
#else /* if configUSE_PREEMPTION == 1 */
|
||||
|
||||
/*
|
||||
* Tick ISR for the cooperative scheduler. All this does is increment the
|
||||
* tick count. We don't need to switch context, this can only be done by
|
||||
* manual calls to taskYIELD();
|
||||
*/
|
||||
__interrupt void prvRLT0_TICKISR( void )
|
||||
{
|
||||
/* Clear RLT0 interrupt flag */
|
||||
TMCSR0_UF = 0;
|
||||
|
||||
xTaskIncrementTick();
|
||||
}
|
||||
|
||||
#endif /* if configUSE_PREEMPTION == 1 */
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Manual context switch. We can use a __nosavereg attribute as the context
|
||||
* is to be saved by the portSAVE_CONTEXT() macro, not the compiler generated
|
||||
* Manual context switch. We can use a __nosavereg attribute as the context
|
||||
* is to be saved by the portSAVE_CONTEXT() macro, not the compiler generated
|
||||
* code.
|
||||
*/
|
||||
__nosavereg __interrupt void vPortYield( void )
|
||||
{
|
||||
/* Save the context of the interrupted task. */
|
||||
portSAVE_CONTEXT();
|
||||
|
||||
/* Switch to the highest priority task that is ready to run. */
|
||||
vTaskSwitchContext();
|
||||
|
||||
/* Restore the context of the new task. */
|
||||
portRESTORE_CONTEXT();
|
||||
/* Save the context of the interrupted task. */
|
||||
portSAVE_CONTEXT();
|
||||
|
||||
/* Switch to the highest priority task that is ready to run. */
|
||||
vTaskSwitchContext();
|
||||
|
||||
/* Restore the context of the new task. */
|
||||
portRESTORE_CONTEXT();
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
__nosavereg __interrupt void vPortYieldDelayed( void )
|
||||
{
|
||||
/* Disable interrupts so that portSAVE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Save the context of the interrupted task. */
|
||||
portSAVE_CONTEXT();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
|
||||
/* Clear delayed interrupt flag */
|
||||
__asm (" CLRB 03A4H:0 ");
|
||||
|
||||
/* Switch to the highest priority task that is ready to run. */
|
||||
vTaskSwitchContext();
|
||||
|
||||
/* Disable interrupts so that portSAVE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Restore the context of the new task. */
|
||||
portRESTORE_CONTEXT();
|
||||
{
|
||||
/* Disable interrupts so that portSAVE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
}
|
||||
/* Save the context of the interrupted task. */
|
||||
portSAVE_CONTEXT();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
|
||||
/* Clear delayed interrupt flag */
|
||||
__asm( " CLRB 03A4H:0 " );
|
||||
|
||||
/* Switch to the highest priority task that is ready to run. */
|
||||
vTaskSwitchContext();
|
||||
|
||||
/* Disable interrupts so that portSAVE_CONTEXT() is not interrupted */
|
||||
__DI();
|
||||
|
||||
/* Restore the context of the new task. */
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
/* Enable interrupts */
|
||||
__EI();
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
|
|||
|
|
@ -32,11 +32,11 @@
|
|||
#include <stddef.h>
|
||||
|
||||
/* Constants denoting the available memory models. These are used within
|
||||
FreeRTOSConfig.h to set the configMEMMODEL value. */
|
||||
#define portSMALL 0
|
||||
#define portMEDIUM 1
|
||||
#define portCOMPACT 2
|
||||
#define portLARGE 3
|
||||
* FreeRTOSConfig.h to set the configMEMMODEL value. */
|
||||
#define portSMALL 0
|
||||
#define portMEDIUM 1
|
||||
#define portCOMPACT 2
|
||||
#define portLARGE 3
|
||||
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
|
|
@ -50,66 +50,65 @@ FreeRTOSConfig.h to set the configMEMMODEL value. */
|
|||
*/
|
||||
|
||||
/* Type definitions. */
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint16_t
|
||||
#define portBASE_TYPE short
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint16_t
|
||||
#define portBASE_TYPE short
|
||||
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef short BaseType_t;
|
||||
typedef unsigned short UBaseType_t;
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef short BaseType_t;
|
||||
typedef unsigned short UBaseType_t;
|
||||
|
||||
|
||||
#if( configUSE_16_BIT_TICKS == 1 )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#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
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
|
||||
#endif
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Critical section handling. */
|
||||
#if configKERNEL_INTERRUPT_PRIORITY != 6
|
||||
#error configKERNEL_INTERRUPT_PRIORITY (set in FreeRTOSConfig.h) must match the ILM value set in the following line - #06H being the default.
|
||||
#error configKERNEL_INTERRUPT_PRIORITY (set in FreeRTOSConfig.h) must match the ILM value set in the following line - #06H being the default.
|
||||
#endif
|
||||
#define portDISABLE_INTERRUPTS() __asm(" MOV ILM, #06h ")
|
||||
#define portENABLE_INTERRUPTS() __asm(" MOV ILM, #07h ")
|
||||
#define portDISABLE_INTERRUPTS() __asm( " MOV ILM, #06h " )
|
||||
#define portENABLE_INTERRUPTS() __asm( " MOV ILM, #07h " )
|
||||
|
||||
#define portENTER_CRITICAL() \
|
||||
{ __asm(" PUSHW PS "); \
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
}
|
||||
#define portENTER_CRITICAL() \
|
||||
{ __asm( " PUSHW PS " ); \
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
}
|
||||
|
||||
#define portEXIT_CRITICAL() \
|
||||
{ __asm(" POPW PS "); \
|
||||
}
|
||||
#define portEXIT_CRITICAL() \
|
||||
{ __asm( " POPW PS " ); \
|
||||
}
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Architecture specifics. */
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portBYTE_ALIGNMENT 2
|
||||
#define portNOP() __asm( " NOP " );
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portBYTE_ALIGNMENT 2
|
||||
#define portNOP() __asm( " NOP " );
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* portYIELD() uses SW interrupt */
|
||||
#define portYIELD() __asm( " INT #122 " );
|
||||
#define portYIELD() __asm( " INT #122 " );
|
||||
|
||||
/* portYIELD_FROM_ISR() uses delayed interrupt */
|
||||
#define portYIELD_FROM_ISR() __asm( " SETB 03A4H:0 " );
|
||||
#define portYIELD_FROM_ISR() __asm( " SETB 03A4H:0 " );
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* 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 )
|
||||
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
|
||||
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
|
||||
|
||||
#define portMINIMAL_STACK_SIZE configMINIMAL_STACK_SIZE
|
||||
#define portMINIMAL_STACK_SIZE configMINIMAL_STACK_SIZE
|
||||
|
||||
|
||||
#endif /* PORTMACRO_H */
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue