New port - still a work in progress.
Richard Barry
16 years ago
parent
395aec25ff
commit
f2114d04f2
@ -0,0 +1,190 @@
|
||||
/*
|
||||
FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.
|
||||
|
||||
This file is part of the FreeRTOS.org distribution.
|
||||
|
||||
FreeRTOS.org is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
FreeRTOS.org is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with FreeRTOS.org; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
|
||||
A special exception to the GPL can be applied should you wish to distribute
|
||||
a combined work that includes FreeRTOS.org, without being obliged to provide
|
||||
the source code for any proprietary components. See the licensing section
|
||||
of http://www.FreeRTOS.org for full details of how and when the exception
|
||||
can be applied.
|
||||
|
||||
***************************************************************************
|
||||
***************************************************************************
|
||||
* *
|
||||
* SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
|
||||
* and even write all or part of your application on your behalf. *
|
||||
* See http://www.OpenRTOS.com for details of the services we provide to *
|
||||
* expedite your project. *
|
||||
* *
|
||||
***************************************************************************
|
||||
***************************************************************************
|
||||
|
||||
Please ensure to read the configuration and relevant port sections of the
|
||||
online documentation.
|
||||
|
||||
http://www.FreeRTOS.org - Documentation, latest information, license and
|
||||
contact details.
|
||||
|
||||
http://www.SafeRTOS.com - A version that is certified for use in safety
|
||||
critical systems.
|
||||
|
||||
http://www.OpenRTOS.com - Commercial support, development, porting,
|
||||
licensing and training services.
|
||||
*/
|
||||
|
||||
/* Standard includes. */
|
||||
#include <stdlib.h>
|
||||
|
||||
/* Scheduler includes. */
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
|
||||
#define portINITIAL_CRITICAL_NESTING (( portSTACK_TYPE ) 10)
|
||||
|
||||
#define portPSW (( portSTACK_TYPE ) 0x00000000)
|
||||
|
||||
/* We require the address of the pxCurrentTCB variable, but don't want to know
|
||||
any details of its type. */
|
||||
typedef void tskTCB;
|
||||
extern volatile tskTCB * volatile pxCurrentTCB;
|
||||
|
||||
volatile portSTACK_TYPE usCriticalNesting = portINITIAL_CRITICAL_NESTING;
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void prvSetupTimerInterrupt( void );
|
||||
|
||||
portSTACK_TYPE *pxPortInitialiseStack( portSTACK_TYPE *pxTopOfStack, pdTASK_CODE pxCode, void *pvParameters )
|
||||
{
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) pxCode; /* Task function start address */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) pxCode; /* Task function start address */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = portPSW; /* Initial PSW value */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x20202020; /* Initial Value of R20 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x21212121; /* Initial Value of R21 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x22222222; /* Initial Value of R22 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x23232323; /* Initial Value of R23 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x24242424; /* Initial Value of R24 */
|
||||
pxTopOfStack--;
|
||||
#if (__DATA_MODEL__ == 0) || (__DATA_MODEL__ == 1)
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x25252525; /* Initial Value of R25 */
|
||||
pxTopOfStack--;
|
||||
#endif /* configDATA_MODE */
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x26262626; /* Initial Value of R26 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x27272727; /* Initial Value of R27 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x28282828; /* Initial Value of R28 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x29292929; /* Initial Value of R29 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x30303030; /* Initial Value of R30 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x19191919; /* Initial Value of R19 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x18181818; /* Initial Value of R18 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x17171717; /* Initial Value of R17 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x16161616; /* Initial Value of R16 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x15151515; /* Initial Value of R15 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x14141414; /* Initial Value of R14 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x13131313; /* Initial Value of R13 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x12121212; /* Initial Value of R12 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x11111111; /* Initial Value of R11 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x10101010; /* Initial Value of R10 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x99999999; /* Initial Value of R09 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x88888888; /* Initial Value of R08 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x77777777; /* Initial Value of R07 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x66666666; /* Initial Value of R06 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x55555555; /* Initial Value of R05 */
|
||||
pxTopOfStack--;
|
||||
#if __DATA_MODEL__ == 0 || __DATA_MODEL__ == 1
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x44444444; /* Initial Value of R04 */
|
||||
pxTopOfStack--;
|
||||
#endif /* configDATA_MODE */
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) 0x22222222; /* Initial Value of R02 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) pvParameters; /* R1 is expected to hold the function parameter*/
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( portSTACK_TYPE ) portNO_CRITICAL_SECTION_NESTING;
|
||||
/*
|
||||
* Return a pointer to the top of the stack we have generated so this can
|
||||
* be stored in the task control block for the task.
|
||||
*/
|
||||
return pxTopOfStack;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
portBASE_TYPE xPortStartScheduler( void )
|
||||
{
|
||||
/* Setup the hardware to generate the tick. Interrupts are disabled when
|
||||
this function is called. */
|
||||
prvSetupTimerInterrupt();
|
||||
/* Restore the context of the first task that is going to run. */
|
||||
vPortStart();
|
||||
/* Should not get here as the tasks are now running! */
|
||||
return pdTRUE;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortEndScheduler( void )
|
||||
{
|
||||
/* It is unlikely that the V850ES/Fx3 port will get stopped. If required simply
|
||||
disable the tick interrupt here. */
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Hardware initialisation to generate the RTOS tick. This uses
|
||||
*/
|
||||
static void prvSetupTimerInterrupt( void )
|
||||
{
|
||||
TM0CE = 0; /* TMM0 operation disable */
|
||||
TM0EQMK0 = 1; /* INTTM0EQ0 interrupt disable */
|
||||
TM0EQIF0 = 0; /* clear INTTM0EQ0 interrupt flag */
|
||||
|
||||
/* Set INTTM0EQ0 level 5 priority */
|
||||
TM0EQIC0 &= 0xF8;
|
||||
/* TM0EQIC0 |= 0x05;*/
|
||||
TM0CTL0 = 0x00;
|
||||
TM0CMP0 = (((configCPU_CLOCK_HZ / configTICK_RATE_HZ) / 2)-1); /* divided by 2 because peripherals only run at CPU_CLOCK/2 */
|
||||
|
||||
TM0EQIF0 = 0; /* clear INTTM0EQ0 interrupt flag */
|
||||
TM0EQMK0 = 0; /* INTTM0EQ0 interrupt enable */
|
||||
TM0CE = 1; /* TMM0 operation enable */
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
||||
@ -0,0 +1,330 @@
|
||||
; FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.
|
||||
;
|
||||
; This file is part of the FreeRTOS.org distribution.
|
||||
;
|
||||
; FreeRTOS.org is free software; you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation; either version 2 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; FreeRTOS.org is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with FreeRTOS.org; if not, write to the Free Software
|
||||
; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
;
|
||||
; A special exception to the GPL can be applied should you wish to distribute
|
||||
; a combined work that includes FreeRTOS.org, without being obliged to provide
|
||||
; the source code for any proprietary components. See the licensing section
|
||||
; of http://www.FreeRTOS.org for full details of how and when the exception
|
||||
; can be applied.
|
||||
;
|
||||
; ***************************************************************************
|
||||
; See http://www.FreeRTOS.org for documentation, latest information, license
|
||||
; and contact details. Please ensure to read the configuration and relevant
|
||||
; port sections of the online documentation.
|
||||
; ***************************************************************************
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
; Note: Select the correct include files for the device used by the application.
|
||||
#include "FreeRTOSConfig.h"
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
; Functions used by scheduler
|
||||
;------------------------------------------------------------------------------
|
||||
EXTERN vTaskSwitchContext
|
||||
EXTERN vTaskIncrementTick
|
||||
|
||||
; Variables used by scheduler
|
||||
;------------------------------------------------------------------------------
|
||||
EXTERN pxCurrentTCB
|
||||
EXTERN usCriticalNesting
|
||||
|
||||
; Functions implemented in this file
|
||||
;------------------------------------------------------------------------------
|
||||
PUBLIC vPortYield
|
||||
PUBLIC vPortStart
|
||||
|
||||
; Security ID definition
|
||||
;------------------------------------------------------------------------------
|
||||
#define CG_SECURITY0 0FFH
|
||||
#define CG_SECURITY1 0FFH
|
||||
#define CG_SECURITY2 0FFH
|
||||
#define CG_SECURITY3 0FFH
|
||||
#define CG_SECURITY4 0FFH
|
||||
#define CG_SECURITY5 0FFH
|
||||
#define CG_SECURITY6 0FFH
|
||||
#define CG_SECURITY7 0FFH
|
||||
#define CG_SECURITY8 0FFH
|
||||
#define CG_SECURITY9 0FFH
|
||||
|
||||
; Option Byte definitions
|
||||
;------------------------------------------------------------------------------
|
||||
#define CG_OPTION7A 0x00
|
||||
#define CG_OPTION7B 0x04
|
||||
#define OPT7C 0x00
|
||||
#define OPT7D 0x00
|
||||
#define OPT7E 0x00
|
||||
#define OPT7F 0x00
|
||||
|
||||
; Tick ISR Prototype
|
||||
;------------------------------------------------------------------------------
|
||||
PUBWEAK `??MD_INTTM0EQ0??INTVEC 608`
|
||||
PUBLIC MD_INTTM0EQ0
|
||||
|
||||
MD_INTTM0EQ0 SYMBOL "MD_INTTM0EQ0"
|
||||
`??MD_INTTM0EQ0??INTVEC 608` SYMBOL "??INTVEC 608", MD_INTTM0EQ0
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; portSAVE_CONTEXT MACRO
|
||||
; Saves the context of the remaining general purpose registers
|
||||
; and the usCriticalNesting Value of the active Task onto the task stack
|
||||
; saves stack pointer to the TCB
|
||||
;------------------------------------------------------------------------------
|
||||
portSAVE_CONTEXT MACRO
|
||||
#if configDATA_MODE == 1 ; Using the Tiny data model
|
||||
prepare {r20,r21,r22,r23,r24,r25,r26,r27,r28,r29,r30},76,sp ; save general purpose registers
|
||||
sst.w r19,72[ep]
|
||||
sst.w r18,68[ep]
|
||||
sst.w r17,64[ep]
|
||||
sst.w r16,60[ep]
|
||||
sst.w r15,56[ep]
|
||||
sst.w r14,52[ep]
|
||||
sst.w r13,48[ep]
|
||||
sst.w r12,44[ep]
|
||||
sst.w r11,40[ep]
|
||||
sst.w r10,36[ep]
|
||||
sst.w r9,32[ep]
|
||||
sst.w r8,28[ep]
|
||||
sst.w r7,24[ep]
|
||||
sst.w r6,20[ep]
|
||||
sst.w r5,16[ep]
|
||||
sst.w r4,12[ep]
|
||||
#else ; Using the Small/Large data model
|
||||
prepare {r20,r21,r22,r23,r24,r26,r27,r28,r29,r30},72,sp ; save general purpose registers
|
||||
sst.w r19,68[ep]
|
||||
sst.w r18,64[ep]
|
||||
sst.w r17,60[ep]
|
||||
sst.w r16,56[ep]
|
||||
sst.w r15,52[ep]
|
||||
sst.w r14,48[ep]
|
||||
sst.w r13,44[ep]
|
||||
sst.w r12,40[ep]
|
||||
sst.w r11,36[ep]
|
||||
sst.w r10,32[ep]
|
||||
sst.w r9,28[ep]
|
||||
sst.w r8,24[ep]
|
||||
sst.w r7,20[ep]
|
||||
sst.w r6,16[ep]
|
||||
sst.w r5,12[ep]
|
||||
#endif /* configDATA_MODE */
|
||||
sst.w r2,8[ep]
|
||||
sst.w r1,4[ep]
|
||||
MOVHI hi1(usCriticalNesting),r0,r1 ; save usCriticalNesting value to stack
|
||||
ld.w lw1(usCriticalNesting)[r1],r2
|
||||
sst.w r2,0[ep]
|
||||
MOVHI hi1(pxCurrentTCB),r0,r1 ; save SP to top of current TCB
|
||||
ld.w lw1(pxCurrentTCB)[r1],r2
|
||||
st.w sp,0[r2]
|
||||
ENDM
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; portRESTORE_CONTEXT MACRO
|
||||
; Gets stack pointer from the current TCB
|
||||
; Restores the context of the usCriticalNesting value and general purpose
|
||||
; registers of the selected task from the task stack
|
||||
;------------------------------------------------------------------------------
|
||||
portRESTORE_CONTEXT MACRO
|
||||
MOVHI hi1(pxCurrentTCB),r0,r1 ; get Stackpointer address
|
||||
ld.w lw1(pxCurrentTCB)[r1],sp
|
||||
MOV sp,r1
|
||||
ld.w 0[r1],sp ; load stackpointer
|
||||
MOV sp,ep ; set stack pointer to element pointer
|
||||
sld.w 0[ep],r1 ; load usCriticalNesting value from stack
|
||||
MOVHI hi1(usCriticalNesting),r0,r2
|
||||
st.w r1,lw1(usCriticalNesting)[r2]
|
||||
sld.w 4[ep],r1 ; restore general purpose registers
|
||||
sld.w 8[ep],r2
|
||||
#if configDATA_MODE == 1 ; Using Tiny data model
|
||||
sld.w 12[ep],r4
|
||||
sld.w 16[ep],r5
|
||||
sld.w 20[ep],r6
|
||||
sld.w 24[ep],r7
|
||||
sld.w 28[ep],r8
|
||||
sld.w 32[ep],r9
|
||||
sld.w 36[ep],r10
|
||||
sld.w 40[ep],r11
|
||||
sld.w 44[ep],r12
|
||||
sld.w 48[ep],r13
|
||||
sld.w 52[ep],r14
|
||||
sld.w 56[ep],r15
|
||||
sld.w 60[ep],r16
|
||||
sld.w 64[ep],r17
|
||||
sld.w 68[ep],r18
|
||||
sld.w 72[ep],r19
|
||||
dispose 76,{r20,r21,r22,r23,r24,r25,r26,r27,r28,r29,r30}
|
||||
#else ; Using Small/Large data model
|
||||
sld.w 12[ep],r5
|
||||
sld.w 16[ep],r6
|
||||
sld.w 20[ep],r7
|
||||
sld.w 24[ep],r8
|
||||
sld.w 28[ep],r9
|
||||
sld.w 32[ep],r10
|
||||
sld.w 36[ep],r11
|
||||
sld.w 40[ep],r12
|
||||
sld.w 44[ep],r13
|
||||
sld.w 48[ep],r14
|
||||
sld.w 52[ep],r15
|
||||
sld.w 56[ep],r16
|
||||
sld.w 60[ep],r17
|
||||
sld.w 64[ep],r18
|
||||
sld.w 68[ep],r19
|
||||
dispose 72,{r20,r21,r22,r23,r24,r26,r27,r28,r29,r30}
|
||||
#endif /* configDATA_MODE */
|
||||
ENDM
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; Restore the context of the first task that is going to run.
|
||||
;
|
||||
; Input: NONE
|
||||
;
|
||||
; Call: CALL vPortStart
|
||||
;
|
||||
; Output: NONE
|
||||
;------------------------------------------------------------------------------
|
||||
RSEG CODE:CODE
|
||||
vPortStart:
|
||||
portRESTORE_CONTEXT ; Restore the context of whichever task the ...
|
||||
ld.w 0[sp],lp
|
||||
ldsr lp,5 ; restore PSW
|
||||
DI
|
||||
ld.w 4[sp],lp ; restore LP
|
||||
ld.w 8[sp],lp ; restore LP
|
||||
ADD 0x0C,sp ; set SP to right position
|
||||
EI
|
||||
jmp [lp]
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; Port Yield function to check for a Task switch in the cooperative and
|
||||
; preemptive mode
|
||||
;
|
||||
; Input: NONE
|
||||
;
|
||||
; Call: CALL vPortYield
|
||||
;
|
||||
; Output: NONE
|
||||
;------------------------------------------------------------------------------
|
||||
RSEG CODE:CODE
|
||||
vPortYield:
|
||||
DI
|
||||
ADD -0x0C,sp ; prepare stack to save necessary values
|
||||
st.w lp,8[sp] ; save LP to stack
|
||||
st.w lp,4[sp] ; save LP to stack
|
||||
stsr 5,lp
|
||||
st.w lp,0[sp] ; save PSW to stack
|
||||
portSAVE_CONTEXT ; Save the context of the current task.
|
||||
jarl vTaskSwitchContext,lp ; Call the scheduler.
|
||||
portRESTORE_CONTEXT ; Restore the context of whichever task the ...
|
||||
ld.w 0[sp],lp ; restore EIPSW
|
||||
ldsr lp,1
|
||||
ld.w 4[sp],lp ; restore PIPC
|
||||
ldsr lp,0
|
||||
ld.w 8[sp],lp ; restore LP
|
||||
add 0x0C,sp
|
||||
RETI
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; Perform the necessary steps of the Tick Count Increment and Task Switch
|
||||
; depending on the chosen kernel configuration
|
||||
;
|
||||
; Input: NONE
|
||||
;
|
||||
; Call: ISR
|
||||
;
|
||||
; Output: NONE
|
||||
;------------------------------------------------------------------------------
|
||||
#if configUSE_PREEMPTION == 1 ; use preemptive kernel mode
|
||||
|
||||
MD_INTTM0EQ0:
|
||||
|
||||
add -0x0C,sp ; prepare stack to save necessary values
|
||||
st.w lp,8[sp] ; store LP to stack
|
||||
stsr 0,r31
|
||||
st.w lp,4[sp] ; store EIPC to stack
|
||||
stsr 1,lp
|
||||
st.w lp,0[sp] ; store EIPSW to stack
|
||||
portSAVE_CONTEXT ; Save the context of the current task.
|
||||
jarl vTaskIncrementTick,lp ; Call the timer tick function.
|
||||
jarl vTaskSwitchContext,lp ; Call the scheduler.
|
||||
portRESTORE_CONTEXT ; Restore the context of whichever task the ...
|
||||
; ... scheduler decided should run.
|
||||
ld.w 0[sp],lp ; restore EIPSW from stack
|
||||
ldsr lp,1
|
||||
ld.w 4[sp],lp ; restore EIPC from stack
|
||||
ldsr lp,0
|
||||
ld.w 8[sp],lp ; restore LP from stack
|
||||
add 0x0C,sp ; set SP to right position
|
||||
|
||||
RETI
|
||||
;------------------------------------------------------------------------------
|
||||
#else ; use cooperative kernel mode
|
||||
|
||||
MD_INTTM0EQ0:
|
||||
prepare {lp,ep},8,sp
|
||||
sst.w r1,4[ep]
|
||||
sst.w r5,0[ep]
|
||||
jarl vTaskIncrementTick,lp ; Call the timer tick function.
|
||||
sld.w 0[ep],r5
|
||||
sld.w 4[ep],r1
|
||||
dispose 8,{lp,ep}
|
||||
RETI
|
||||
#endif /* configUSE_PREEMPTION */
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
COMMON INTVEC:CODE:ROOT(2)
|
||||
ORG 608
|
||||
`??MD_INTTM0EQ0??INTVEC 608`:
|
||||
JR MD_INTTM0EQ0
|
||||
|
||||
RSEG NEAR_ID:CONST:SORT:NOROOT(2)
|
||||
`?<Initializer for usCriticalNesting>`:
|
||||
DW 10
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; set microcontroller security ID
|
||||
|
||||
COMMON INTVEC:CODE:ROOT(2)
|
||||
ORG 70H
|
||||
`SECUID`:
|
||||
DB CG_SECURITY0
|
||||
DB CG_SECURITY1
|
||||
DB CG_SECURITY2
|
||||
DB CG_SECURITY3
|
||||
DB CG_SECURITY4
|
||||
DB CG_SECURITY5
|
||||
DB CG_SECURITY6
|
||||
DB CG_SECURITY7
|
||||
DB CG_SECURITY8
|
||||
DB CG_SECURITY9
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; set microcontroller option bytes
|
||||
|
||||
COMMON INTVEC:CODE:ROOT(2)
|
||||
ORG 7AH
|
||||
`OPTBYTES`:
|
||||
DB CG_OPTION7A
|
||||
DB CG_OPTION7B
|
||||
DB OPT7C
|
||||
DB OPT7D
|
||||
DB OPT7E
|
||||
DB OPT7F
|
||||
|
||||
END
|
||||
@ -0,0 +1,153 @@
|
||||
/*
|
||||
FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.
|
||||
|
||||
This file is part of the FreeRTOS.org distribution.
|
||||
|
||||
FreeRTOS.org is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
FreeRTOS.org is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with FreeRTOS.org; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
|
||||
A special exception to the GPL can be applied should you wish to distribute
|
||||
a combined work that includes FreeRTOS.org, without being obliged to provide
|
||||
the source code for any proprietary components. See the licensing section
|
||||
of http://www.FreeRTOS.org for full details of how and when the exception
|
||||
can be applied.
|
||||
|
||||
***************************************************************************
|
||||
***************************************************************************
|
||||
* *
|
||||
* SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
|
||||
* and even write all or part of your application on your behalf. *
|
||||
* See http://www.OpenRTOS.com for details of the services we provide to *
|
||||
* expedite your project. *
|
||||
* *
|
||||
***************************************************************************
|
||||
***************************************************************************
|
||||
|
||||
Please ensure to read the configuration and relevant port sections of the
|
||||
online documentation.
|
||||
|
||||
http://www.FreeRTOS.org - Documentation, latest information, license and
|
||||
contact details.
|
||||
|
||||
http://www.SafeRTOS.com - A version that is certified for use in safety
|
||||
critical systems.
|
||||
|
||||
http://www.OpenRTOS.com - Commercial support, development, porting,
|
||||
licensing and training services.
|
||||
*/
|
||||
|
||||
#ifndef PORTMACRO_H
|
||||
#define PORTMACRO_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. */
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE unsigned int
|
||||
#define portBASE_TYPE int
|
||||
|
||||
|
||||
#if (configUSE_16_BIT_TICKS==1)
|
||||
typedef unsigned portSHORT portTickType;
|
||||
#define portMAX_DELAY ( portTickType ) 0xffff
|
||||
#else
|
||||
typedef unsigned portLONG portTickType;
|
||||
#define portMAX_DELAY ( portTickType ) 0xffffffff
|
||||
#endif
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Interrupt control macros. */
|
||||
#define portDISABLE_INTERRUPTS() __asm ( "DI" )
|
||||
#define portENABLE_INTERRUPTS() __asm ( "EI" )
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Critical section control macros. */
|
||||
#define portNO_CRITICAL_SECTION_NESTING ( ( unsigned portBASE_TYPE ) 0 )
|
||||
|
||||
#define portENTER_CRITICAL() \
|
||||
{ \
|
||||
extern volatile /*unsigned portSHORT*/ portSTACK_TYPE usCriticalNesting; \
|
||||
\
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
\
|
||||
/* Now interrupts are disabled ulCriticalNesting can be accessed */ \
|
||||
/* directly. Increment ulCriticalNesting to keep a count of how many */ \
|
||||
/* times portENTER_CRITICAL() has been called. */ \
|
||||
usCriticalNesting++; \
|
||||
}
|
||||
|
||||
#define portEXIT_CRITICAL() \
|
||||
{ \
|
||||
extern volatile /*unsigned portSHORT*/ portSTACK_TYPE usCriticalNesting; \
|
||||
\
|
||||
if( usCriticalNesting > portNO_CRITICAL_SECTION_NESTING ) \
|
||||
{ \
|
||||
/* Decrement the nesting count as we are leaving a critical section. */ \
|
||||
usCriticalNesting--; \
|
||||
\
|
||||
/* If the nesting level has reached zero then interrupts should be */ \
|
||||
/* re-enabled. */ \
|
||||
if( usCriticalNesting == portNO_CRITICAL_SECTION_NESTING ) \
|
||||
{ \
|
||||
portENABLE_INTERRUPTS(); \
|
||||
} \
|
||||
} \
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Task utilities. */
|
||||
extern void vPortYield( void );
|
||||
extern void vPortStart( void );
|
||||
extern void portSAVE_CONTEXT( void );
|
||||
extern void portRESTORE_CONTEXT( void );
|
||||
#define portYIELD() vPortYield()
|
||||
#define portNOP() __asm ( "NOP" )
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Hardwware specifics. */
|
||||
#define portBYTE_ALIGNMENT 4
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* 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 )
|
||||
|
||||
|
||||
static __interrupt void MD_INTP0(void);
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* PORTMACRO_H */
|
||||
|
||||
Loading…
Reference in New Issue