First commit with TriCore port and demo - still a work in progress.
Richard Barry
13 years ago
parent
0025e1ed9d
commit
75dc89826f
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,85 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<projectDescription>
|
||||
<name>FreeRTOS_Demo</name>
|
||||
<comment></comment>
|
||||
<projects>
|
||||
</projects>
|
||||
<buildSpec>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
|
||||
<triggers>clean,full,incremental,</triggers>
|
||||
<arguments>
|
||||
<dictionary>
|
||||
<key>?name?</key>
|
||||
<value></value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.append_environment</key>
|
||||
<value>true</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.autoBuildTarget</key>
|
||||
<value>all</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.buildArguments</key>
|
||||
<value></value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.buildCommand</key>
|
||||
<value>make</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.buildLocation</key>
|
||||
<value>${workspace_loc:/FreeRTOS_Demo/iRAM}</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.cleanBuildTarget</key>
|
||||
<value>clean</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.contents</key>
|
||||
<value>org.eclipse.cdt.make.core.activeConfigSettings</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.enableAutoBuild</key>
|
||||
<value>false</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.enableCleanBuild</key>
|
||||
<value>true</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.enableFullBuild</key>
|
||||
<value>true</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.fullBuildTarget</key>
|
||||
<value>all</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.stopOnError</key>
|
||||
<value>true</value>
|
||||
</dictionary>
|
||||
<dictionary>
|
||||
<key>org.eclipse.cdt.make.core.useDefaultBuildCmd</key>
|
||||
<value>true</value>
|
||||
</dictionary>
|
||||
</arguments>
|
||||
</buildCommand>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
|
||||
<triggers>full,incremental,</triggers>
|
||||
<arguments>
|
||||
</arguments>
|
||||
</buildCommand>
|
||||
</buildSpec>
|
||||
<natures>
|
||||
<nature>org.eclipse.cdt.core.cnature</nature>
|
||||
<nature>com.rt.hightec.buildsystem.global.project.nature</nature>
|
||||
<nature>com.rt.hightec.buildsystem.tricore.nature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
|
||||
<nature>com.rt.hightec.modeling.linker.core.project.nature</nature>
|
||||
</natures>
|
||||
</projectDescription>
|
||||
@ -0,0 +1,58 @@
|
||||
[Main]
|
||||
Signature=UDE_TARGINFO_2.0
|
||||
MCUs=Controller0
|
||||
Description=Triboard with TC1782 (DAS)
|
||||
Architecture=TriCore
|
||||
Vendor=Infineon
|
||||
Board=TC1782 Starterkit
|
||||
|
||||
[Controller0]
|
||||
Family=TriCore
|
||||
Type=TC1782
|
||||
MemDevs=
|
||||
Enabled=1
|
||||
ExtClock=20000
|
||||
IntClock=150000
|
||||
|
||||
[Controller0.Core]
|
||||
Protocol=TC_JTAG
|
||||
Enabled=1
|
||||
|
||||
[Controller0.Core.LoadedAddOn]
|
||||
UDEMemtool=1
|
||||
|
||||
[Controller0.LicenseCheck]
|
||||
LicenseCheckMode=33
|
||||
|
||||
[Controller0.Core.TcCoreTargIntf]
|
||||
PortType=DAS
|
||||
MaxJtagClk=5000
|
||||
|
||||
[Controller0.PCP]
|
||||
Master=Core
|
||||
Enabled=0
|
||||
|
||||
[Controller0.PFLASH]
|
||||
Enabled=1
|
||||
Descrition=2,5MB Internal Flash
|
||||
Range0Start=0xA0000000
|
||||
Range0Size=0x280000
|
||||
AdvancedRemap=True
|
||||
NumOfRemapRanges=2
|
||||
RemapRange0=0x80000000,0x00280000
|
||||
RemapRange1=0xA0000000,0x00280000
|
||||
AutoErase=True
|
||||
AutoVerify=True
|
||||
EnableMemtoolByDefault=1
|
||||
|
||||
[Controller0.DFLASH]
|
||||
Enabled=1
|
||||
AutoErase=True
|
||||
AutoVerify=True
|
||||
EnableMemtoolByDefault=1
|
||||
|
||||
[Controller0.Core.TcCoreTargIntf.OnStart]
|
||||
ExecInitCmds=0
|
||||
[Controller0.Core.TcCoreTargIntf.OnHalt]
|
||||
ExecInitCmds=0
|
||||
|
||||
File diff suppressed because one or more lines are too long
@ -0,0 +1,62 @@
|
||||
REM This file should be executed from the command line prior to the first
|
||||
REM build. It will be necessary to refresh the Eclipse project once the
|
||||
REM .bat file has been executed (normally just press F5 to refresh).
|
||||
|
||||
REM Copies all the required files from their location within the standard
|
||||
REM FreeRTOS directory structure to under the Eclipse project directory.
|
||||
REM This permits the Eclipse project to be used in 'managed' mode and without
|
||||
REM having to setup any linked resources.
|
||||
|
||||
REM Standard paths
|
||||
SET FREERTOS_SOURCE=..\..\..\Source
|
||||
SET COMMON_SOURCE=..\..\Common\minimal
|
||||
SET COMMON_INCLUDE=..\..\Common\include
|
||||
|
||||
REM Have the files already been copied?
|
||||
IF EXIST FreeRTOS_Source Goto END
|
||||
|
||||
REM Create the required directory structure.
|
||||
MD FreeRTOS_Source
|
||||
MD FreeRTOS_Source\include
|
||||
MD FreeRTOS_Source\portable\GCC
|
||||
MD FreeRTOS_Source\portable\GCC\TriCore_1782
|
||||
MD FreeRTOS_Source\portable\MemMang
|
||||
MD Common_Demo_Source
|
||||
MD Common_Demo_Source\include
|
||||
|
||||
REM Copy the core kernel files into the SDK projects directory
|
||||
copy %FREERTOS_SOURCE%\tasks.c FreeRTOS_Source
|
||||
copy %FREERTOS_SOURCE%\queue.c FreeRTOS_Source
|
||||
copy %FREERTOS_SOURCE%\list.c FreeRTOS_Source
|
||||
copy %FREERTOS_SOURCE%\timers.c FreeRTOS_Source
|
||||
|
||||
REM Copy the common header files into the SDK projects directory
|
||||
copy %FREERTOS_SOURCE%\include\*.* FreeRTOS_Source\include
|
||||
|
||||
REM Copy the portable layer files into the projects directory
|
||||
copy %FREERTOS_SOURCE%\portable\GCC\TriCore_1782\*.* FreeRTOS_Source\portable\GCC\TriCore_1782
|
||||
|
||||
REM Copy the basic memory allocation files into the SDK projects directory
|
||||
copy %FREERTOS_SOURCE%\portable\MemMang\heap_2.c FreeRTOS_Source\portable\MemMang
|
||||
|
||||
REM Copy the files that define the common demo tasks.
|
||||
copy %COMMON_SOURCE%\dynamic.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\BlockQ.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\death.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\blocktim.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\semtest.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\PollQ.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\GenQTest.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\QPeek.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\recmutex.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\flop.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\flash.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\comtest.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\TimerDemo.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\countsem.c Common_Demo_Source
|
||||
copy %COMMON_SOURCE%\integer.c Common_Demo_Source
|
||||
|
||||
REM Copy the common demo file headers.
|
||||
copy %COMMON_INCLUDE%\*.h Common_Demo_Source\include
|
||||
|
||||
: END
|
||||
@ -0,0 +1,119 @@
|
||||
/*
|
||||
FreeRTOS V7.0.2 - Copyright (C) 2011 Real Time Engineers Ltd.
|
||||
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS tutorial books are available in pdf and paperback. *
|
||||
* Complete, revised, and edited pdf reference manuals are also *
|
||||
* available. *
|
||||
* *
|
||||
* Purchasing FreeRTOS documentation will not only help you, by *
|
||||
* ensuring you get running as quickly as possible and with an *
|
||||
* in-depth knowledge of how to use FreeRTOS, it will also help *
|
||||
* the FreeRTOS project to continue with its mission of providing *
|
||||
* professional grade, cross platform, de facto standard solutions *
|
||||
* for microcontrollers - completely free of charge! *
|
||||
* *
|
||||
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
|
||||
* *
|
||||
* Thank you for using FreeRTOS, and thank you for your support! *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
|
||||
>>>NOTE<<< The modification to the GPL is included to allow you to
|
||||
distribute a combined work that includes FreeRTOS without being obliged to
|
||||
provide the source code for proprietary components outside of the FreeRTOS
|
||||
kernel. FreeRTOS 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 and the FreeRTOS license exception along with FreeRTOS; if not it
|
||||
can be viewed here: http://www.freertos.org/a00114.html and also obtained
|
||||
by writing to Richard Barry, contact details for whom are available on the
|
||||
FreeRTOS WEB site.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
|
||||
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 FREERTOS_CONFIG_H
|
||||
#define FREERTOS_CONFIG_H
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
* Application specific definitions.
|
||||
*
|
||||
* These definitions should be adjusted for your particular hardware and
|
||||
* application requirements.
|
||||
*
|
||||
* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
|
||||
* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
|
||||
*
|
||||
* See http://www.freertos.org/a00110.html.
|
||||
*/
|
||||
|
||||
/*----------------------------------------------------------*/
|
||||
|
||||
#define configUSE_PREEMPTION 1
|
||||
#define configUSE_IDLE_HOOK 0
|
||||
#define configUSE_TICK_HOOK 0
|
||||
/* CPU is actually 150MHz but FPIDIV is 1 meaning divide by 2. */
|
||||
#define configCPU_CLOCK_HZ ( ( unsigned long ) 150000000UL )
|
||||
#define configPERIPHERAL_CLOCK_HZ ( ( unsigned long ) configCPU_CLOCK_HZ / 2UL )
|
||||
#define configTICK_RATE_HZ ( ( portTickType ) 1000UL )
|
||||
#define configMAX_PRIORITIES ( ( unsigned portBASE_TYPE ) 5 )
|
||||
#define configMINIMAL_STACK_SIZE ( ( unsigned short ) 128 )
|
||||
#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 32 * 1024 ) )
|
||||
#define configMAX_TASK_NAME_LEN ( 16 )
|
||||
#define configUSE_TRACE_FACILITY 0
|
||||
#define configUSE_16_BIT_TICKS 0
|
||||
#define configIDLE_SHOULD_YIELD 0
|
||||
#define configUSE_MALLOC_FAILED_HOOK 1
|
||||
#define configCHECK_FOR_STACK_OVERFLOW 0
|
||||
|
||||
/* Co-routine definitions. */
|
||||
#define configUSE_CO_ROUTINES 0
|
||||
#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
|
||||
|
||||
/* Mutual Exclusion. */
|
||||
#define configUSE_COUNTING_SEMAPHORES 1
|
||||
#define configUSE_RECURSIVE_MUTEXES 1
|
||||
#define configUSE_MUTEXES 1
|
||||
|
||||
/* Timer functionality. */
|
||||
#define configUSE_TIMERS 0
|
||||
#define configTIMER_TASK_PRIORITY ( 4 )
|
||||
#define configTIMER_QUEUE_LENGTH ( 2 )
|
||||
|
||||
/* Set the following definitions to 1 to include the API function, or zero
|
||||
to exclude the API function.
|
||||
We use --gc-sections when linking, so there is no harm is setting all of these to 1 */
|
||||
|
||||
#define INCLUDE_vTaskPrioritySet 1
|
||||
#define INCLUDE_uxTaskPriorityGet 1
|
||||
#define INCLUDE_vTaskDelete 1
|
||||
#define INCLUDE_vTaskCleanUpResources 1
|
||||
#define INCLUDE_vTaskSuspend 1
|
||||
#define INCLUDE_vTaskDelayUntil 1
|
||||
#define INCLUDE_vTaskDelay 1
|
||||
|
||||
#define BLOCKQ_1 0
|
||||
|
||||
#define portCLEANUP_TCB( pxTCB ) vPortReclaimCSA( ( unsigned portBASE_TYPE *) ( pxTCB ) )
|
||||
|
||||
#endif /* FREERTOS_CONFIG_H */
|
||||
|
||||
@ -0,0 +1,95 @@
|
||||
/*
|
||||
FreeRTOS V7.0.2 - Copyright (C) 2011 Real Time Engineers Ltd.
|
||||
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS tutorial books are available in pdf and paperback. *
|
||||
* Complete, revised, and edited pdf reference manuals are also *
|
||||
* available. *
|
||||
* *
|
||||
* Purchasing FreeRTOS documentation will not only help you, by *
|
||||
* ensuring you get running as quickly as possible and with an *
|
||||
* in-depth knowledge of how to use FreeRTOS, it will also help *
|
||||
* the FreeRTOS project to continue with its mission of providing *
|
||||
* professional grade, cross platform, de facto standard solutions *
|
||||
* for microcontrollers - completely free of charge! *
|
||||
* *
|
||||
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
|
||||
* *
|
||||
* Thank you for using FreeRTOS, and thank you for your support! *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
|
||||
>>>NOTE<<< The modification to the GPL is included to allow you to
|
||||
distribute a combined work that includes FreeRTOS without being obliged to
|
||||
provide the source code for proprietary components outside of the FreeRTOS
|
||||
kernel. FreeRTOS 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 and the FreeRTOS license exception along with FreeRTOS; if not it
|
||||
can be viewed here: http://www.freertos.org/a00114.html and also obtained
|
||||
by writing to Richard Barry, contact details for whom are available on the
|
||||
FreeRTOS WEB site.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
|
||||
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.
|
||||
*/
|
||||
|
||||
/* Scheduler Includes. */
|
||||
#include "FreeRTOS.h"
|
||||
|
||||
/* Demo Includes. */
|
||||
#include "partest.h"
|
||||
|
||||
/* Machine Includes. */
|
||||
#include <tc1782.h>
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void vParTestInitialise( void )
|
||||
{
|
||||
/* The TriBoard TC1782 v2.1 has 8 LEDs connected to GPIO5. */
|
||||
P5_IOCR0.reg = 0xC0C0C0C0;
|
||||
P5_IOCR4.reg = 0xC0C0C0C0;
|
||||
|
||||
P5_PDR.reg = 0x00000000;
|
||||
|
||||
P5_OMR.reg = 0x0000FFFF;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
|
||||
{
|
||||
unsigned long ulBitPattern = 1UL << uxLED;
|
||||
if ( xValue != 0 )
|
||||
{
|
||||
P5_OMR.reg = ulBitPattern;
|
||||
}
|
||||
else
|
||||
{
|
||||
P5_OMR.reg = ulBitPattern << 16;
|
||||
}
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
|
||||
{
|
||||
unsigned long ulBitPattern = 1UL << uxLED;
|
||||
P5_OMR.reg = ( ulBitPattern << 16 ) | ulBitPattern;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
@ -0,0 +1,162 @@
|
||||
/*====================================================================
|
||||
* Project: Board Support Package (BSP)
|
||||
* Developed using:
|
||||
* Function: Determine the frequency the CPU is running at (TC1782)
|
||||
*
|
||||
* Copyright HighTec EDV-Systeme GmbH 1982-2010
|
||||
*====================================================================*/
|
||||
|
||||
#include <machine/wdtcon.h>
|
||||
#include <tc1782/scu.h>
|
||||
#include <tc1782/cpu.h>
|
||||
|
||||
|
||||
#ifndef DEF_FRQ
|
||||
#define DEF_FRQ 20000000U /* TriBoard-TC1782 quartz frequency is 20 MHz */
|
||||
#endif /* DEF_FRQ */
|
||||
|
||||
#define VCOBASE_FREQ 400000000U /* ?? */
|
||||
|
||||
/* divider values for 150 MHz */
|
||||
#define SYS_CFG_PDIV 2
|
||||
#define SYS_CFG_NDIV 30
|
||||
#define SYS_CFG_K1DIV 2
|
||||
#define SYS_CFG_K2DIV 2
|
||||
|
||||
|
||||
/* prototypes for global functions */
|
||||
void set_cpu_frequency(void);
|
||||
unsigned int get_cpu_frequency(void);
|
||||
|
||||
/* initialization flag: prevent multiple initialization of PLL_CLC */
|
||||
static int freq_init = 0;
|
||||
|
||||
|
||||
/* Set the frequency the CPU is running at */
|
||||
|
||||
void set_cpu_frequency(void)
|
||||
{
|
||||
SCU_PLLCON0_t_nonv pllcon0;
|
||||
SCU_PLLCON1_t_nonv pllcon1;
|
||||
|
||||
if (freq_init)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
freq_init = 1;
|
||||
|
||||
/* check whether we are already running at desired clockrate */
|
||||
pllcon0 = SCU_PLLCON0;
|
||||
pllcon1 = SCU_PLLCON1;
|
||||
if ( ((SYS_CFG_NDIV - 1) == pllcon0.bits.NDIV)
|
||||
&& ((SYS_CFG_PDIV - 1) == pllcon0.bits.PDIV)
|
||||
&& ((SYS_CFG_K1DIV - 1) == pllcon1.bits.K1DIV)
|
||||
&& ((SYS_CFG_K2DIV - 1) == pllcon1.bits.K2DIV)
|
||||
&& SCU_PLLSTAT.bits.VCOLOCK)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
if (!SCU_PLLSTAT.bits.PWDSTAT)
|
||||
{
|
||||
/* set speed to 180 MHz with 20MHz Crystal */
|
||||
pllcon0.reg = 0;
|
||||
pllcon1.reg = 0;
|
||||
pllcon0.bits.NDIV = SYS_CFG_NDIV - 1;
|
||||
pllcon0.bits.PDIV = SYS_CFG_PDIV - 1;
|
||||
pllcon1.bits.K2DIV = SYS_CFG_K2DIV - 1;
|
||||
pllcon1.bits.K1DIV = SYS_CFG_K1DIV - 1;
|
||||
pllcon0.bits.VCOBYP = 1;
|
||||
pllcon0.bits.CLRFINDIS = 1;
|
||||
pllcon0.bits.PLLPWD = 1;
|
||||
pllcon0.bits.RESLD = 1;
|
||||
|
||||
unlock_wdtcon();
|
||||
/* FPI at half CPU speed */
|
||||
SCU_CCUCON0.reg = 1;
|
||||
|
||||
/* force prescaler mode */
|
||||
SCU_PLLCON0.bits.VCOBYP = 1;
|
||||
|
||||
/* wait for prescaler mode */
|
||||
while (!SCU_PLLSTAT.bits.VCOBYST)
|
||||
;
|
||||
|
||||
/* write new control values */
|
||||
SCU_PLLCON1 = pllcon1;
|
||||
SCU_PLLCON0 = pllcon0;
|
||||
lock_wdtcon();
|
||||
|
||||
/* wait for stable VCO frequency */
|
||||
while (!SCU_PLLSTAT.bits.VCOLOCK)
|
||||
;
|
||||
|
||||
unlock_wdtcon();
|
||||
/* leave prescaler mode */
|
||||
SCU_PLLCON0.bits.VCOBYP = 0;
|
||||
lock_wdtcon();
|
||||
}
|
||||
}
|
||||
|
||||
/* Determine the frequency the CPU is running at */
|
||||
|
||||
unsigned int get_cpu_frequency(void)
|
||||
{
|
||||
unsigned int frequency;
|
||||
unsigned int fpidiv;
|
||||
SCU_PLLCON0_t_nonv pllcon0;
|
||||
SCU_PLLCON1_t_nonv pllcon1;
|
||||
SCU_PLLSTAT_t_nonv pllstat;
|
||||
|
||||
if (!freq_init)
|
||||
{
|
||||
set_cpu_frequency();
|
||||
|
||||
#ifdef ENABLE_ICACHE
|
||||
/* enable instruction cache (PMI_CON0) */
|
||||
unlock_wdtcon();
|
||||
PMI_CON0.bits.PCBYP = 0;
|
||||
lock_wdtcon();
|
||||
#endif /* ENABLE_ICACHE */
|
||||
}
|
||||
|
||||
pllcon0 = SCU_PLLCON0;
|
||||
pllcon1 = SCU_PLLCON1;
|
||||
pllstat = SCU_PLLSTAT;
|
||||
|
||||
/* read FPI divider value */
|
||||
fpidiv = SCU_CCUCON0.bits.FPIDIV;
|
||||
|
||||
if (pllstat.bits.VCOBYST)
|
||||
{
|
||||
/* prescaler mode */
|
||||
unsigned int k_div;
|
||||
|
||||
k_div = pllcon1.bits.K1DIV + 1;
|
||||
frequency = DEF_FRQ / k_div;
|
||||
}
|
||||
else if (pllstat.bits.FINDIS)
|
||||
{
|
||||
/* freerunning mode */
|
||||
unsigned int k_div;
|
||||
|
||||
k_div = pllcon1.bits.K2DIV + 1;
|
||||
frequency = VCOBASE_FREQ / k_div;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* normal mode */
|
||||
unsigned int k_div, n_div, p_div;
|
||||
|
||||
n_div = pllcon0.bits.NDIV + 1;
|
||||
p_div = pllcon0.bits.PDIV + 1;
|
||||
k_div = pllcon1.bits.K2DIV + 1;
|
||||
|
||||
frequency = DEF_FRQ * n_div / (k_div * p_div);
|
||||
}
|
||||
|
||||
frequency /= (fpidiv + 1);
|
||||
|
||||
return frequency;
|
||||
}
|
||||
@ -0,0 +1,568 @@
|
||||
/*
|
||||
FreeRTOS V7.0.2 - Copyright (C) 2011 Real Time Engineers Ltd.
|
||||
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS tutorial books are available in pdf and paperback. *
|
||||
* Complete, revised, and edited pdf reference manuals are also *
|
||||
* available. *
|
||||
* *
|
||||
* Purchasing FreeRTOS documentation will not only help you, by *
|
||||
* ensuring you get running as quickly as possible and with an *
|
||||
* in-depth knowledge of how to use FreeRTOS, it will also help *
|
||||
* the FreeRTOS project to continue with its mission of providing *
|
||||
* professional grade, cross platform, de facto standard solutions *
|
||||
* for microcontrollers - completely free of charge! *
|
||||
* *
|
||||
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
|
||||
* *
|
||||
* Thank you for using FreeRTOS, and thank you for your support! *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
|
||||
>>>NOTE<<< The modification to the GPL is included to allow you to
|
||||
distribute a combined work that includes FreeRTOS without being obliged to
|
||||
provide the source code for proprietary components outside of the FreeRTOS
|
||||
kernel. FreeRTOS 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 and the FreeRTOS license exception along with FreeRTOS; if not it
|
||||
can be viewed here: http://www.freertos.org/a00114.html and also obtained
|
||||
by writing to Richard Barry, contact details for whom are available on the
|
||||
FreeRTOS WEB site.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
|
||||
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>
|
||||
#include <string.h>
|
||||
|
||||
/* Scheduler includes. */
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
#include "croutine.h"
|
||||
|
||||
/* Demo application includes. */
|
||||
#include "partest.h"
|
||||
#include "flash.h"
|
||||
#include "integer.h"
|
||||
#include "PollQ.h"
|
||||
#include "comtest2.h"
|
||||
#include "semtest.h"
|
||||
#include "dynamic.h"
|
||||
#include "BlockQ.h"
|
||||
#include "blocktim.h"
|
||||
#include "countsem.h"
|
||||
#include "GenQTest.h"
|
||||
#include "recmutex.h"
|
||||
#include "serial.h"
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Constants for the ComTest tasks. */
|
||||
#define mainCOM_TEST_BAUD_RATE ( ( unsigned long ) 115200 )
|
||||
#define mainCOM_TEST_LED ( 5 )
|
||||
|
||||
/* Priorities for the demo application tasks. */
|
||||
#define mainLED_TASK_PRIORITY ( ( tskIDLE_PRIORITY + 1 ) | portPRIVILEGE_BIT )
|
||||
#define mainCOM_TEST_PRIORITY ( ( tskIDLE_PRIORITY + 2 ) | portPRIVILEGE_BIT )
|
||||
#define mainQUEUE_POLL_PRIORITY ( tskIDLE_PRIORITY + 2 )
|
||||
#define mainCHECK_TASK_PRIORITY ( ( tskIDLE_PRIORITY + 4 ) | portPRIVILEGE_BIT )
|
||||
#define mainSEM_TEST_PRIORITY ( tskIDLE_PRIORITY + 1 )
|
||||
#define mainBLOCK_Q_PRIORITY ( tskIDLE_PRIORITY + 2 )
|
||||
|
||||
/* The rate at which the on board LED will toggle when there is/is not an
|
||||
error. */
|
||||
#define mainNO_ERROR_FLASH_PERIOD ( ( portTickType ) 5000 / portTICK_RATE_MS )
|
||||
#define mainERROR_FLASH_PERIOD ( ( portTickType ) 500 / portTICK_RATE_MS )
|
||||
#define mainON_BOARD_LED_BIT ( ( unsigned long ) 7 )
|
||||
#define mainREG_TEST_TASKS 1
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Checks that all the demo application tasks are still executing without error
|
||||
* - as described at the top of the file.
|
||||
*/
|
||||
static long prvCheckOtherTasksAreStillRunning( void );
|
||||
|
||||
/*
|
||||
* The task that executes at the highest priority and calls
|
||||
* prvCheckOtherTasksAreStillRunning(). See the description at the top
|
||||
* of the file.
|
||||
*/
|
||||
static void vErrorChecks( void *pvParameters );
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Configure the processor for use with the Olimex demo board. This includes
|
||||
* setup for the I/O, system clock, and access timings.
|
||||
*/
|
||||
static void prvSetupHardware( void );
|
||||
|
||||
/*
|
||||
* Function to create the heavily restricted RegTest tasks.
|
||||
*/
|
||||
static void vStartRegTestTasks( unsigned portBASE_TYPE uxPriority );
|
||||
|
||||
#if mainREG_TEST_TASKS == 1
|
||||
|
||||
/*
|
||||
* Writes to and checks the value of each register that is used in the context
|
||||
* of a task.
|
||||
*/
|
||||
static void vRegTask1( void *pvParameters );
|
||||
static void vRegTask2( void *pvParameters );
|
||||
|
||||
/*
|
||||
* Specific check to see if the Register test functions are still operating.
|
||||
*/
|
||||
static portBASE_TYPE xAreRegTestTasksStillRunning( void );
|
||||
|
||||
#endif /* mainREG_TEST_TASKS */
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Used by the register test tasks to indicated liveness. */
|
||||
static unsigned long ulRegisterTest1Count = 0;
|
||||
static unsigned long ulRegisterTest2Count = 0;
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Starts all the other tasks, then starts the scheduler.
|
||||
*/
|
||||
int main( void )
|
||||
{
|
||||
/* Setup the hardware for use with the TriCore evaluation board. */
|
||||
prvSetupHardware();
|
||||
|
||||
/* Start the demo/test application tasks. */
|
||||
vStartIntegerMathTasks( tskIDLE_PRIORITY );
|
||||
vStartLEDFlashTasks( mainLED_TASK_PRIORITY );
|
||||
vStartPolledQueueTasks( mainQUEUE_POLL_PRIORITY );
|
||||
vStartSemaphoreTasks( mainSEM_TEST_PRIORITY );
|
||||
vStartDynamicPriorityTasks();
|
||||
vStartBlockingQueueTasks( mainBLOCK_Q_PRIORITY );
|
||||
vCreateBlockTimeTasks();
|
||||
vStartCountingSemaphoreTasks();
|
||||
vStartGenericQueueTasks( tskIDLE_PRIORITY );
|
||||
vStartRecursiveMutexTasks();
|
||||
vAltStartComTestTasks( mainCOM_TEST_PRIORITY, mainCOM_TEST_BAUD_RATE, mainCOM_TEST_LED );
|
||||
vStartRegTestTasks( tskIDLE_PRIORITY );
|
||||
|
||||
/* Start the check task - which is defined in this file. */
|
||||
xTaskCreate( vErrorChecks, ( signed char * ) "Check", configMINIMAL_STACK_SIZE, NULL, mainCHECK_TASK_PRIORITY, NULL );
|
||||
|
||||
/* Now all the tasks have been started - start the scheduler. */
|
||||
vTaskStartScheduler();
|
||||
|
||||
/* Should never reach here! */
|
||||
for( ;; );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void vErrorChecks( void *pvParameters )
|
||||
{
|
||||
portTickType xDelayPeriod = mainNO_ERROR_FLASH_PERIOD;
|
||||
|
||||
/* Just to stop compiler warnings. */
|
||||
( void ) pvParameters;
|
||||
|
||||
/* Cycle for ever, delaying then checking all the other tasks are still
|
||||
operating without error. If an error is detected then the delay period
|
||||
is decreased from mainNO_ERROR_FLASH_PERIOD to mainERROR_FLASH_PERIOD so
|
||||
the on board LED flash rate will increase. */
|
||||
|
||||
for( ;; )
|
||||
{
|
||||
/* Delay until it is time to execute again. */
|
||||
vTaskDelay( xDelayPeriod );
|
||||
|
||||
/* Check all the standard demo application tasks are executing without
|
||||
error. */
|
||||
if( prvCheckOtherTasksAreStillRunning() != pdPASS )
|
||||
{
|
||||
/* An error has been detected in one of the tasks - flash faster. */
|
||||
xDelayPeriod = mainERROR_FLASH_PERIOD;
|
||||
}
|
||||
|
||||
/* The toggle rate of the LED depends on how long this task delays for.
|
||||
An error reduces the delay period and so increases the toggle rate. */
|
||||
vParTestToggleLED( mainON_BOARD_LED_BIT );
|
||||
}
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static long prvCheckOtherTasksAreStillRunning( void )
|
||||
{
|
||||
long lReturn = pdPASS;
|
||||
|
||||
/* Check all the demo tasks (other than the flash tasks) to ensure
|
||||
that they are all still running, and that none of them have detected
|
||||
an error. */
|
||||
|
||||
if( xAreIntegerMathsTaskStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if( xAreComTestTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if( xArePollingQueuesStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if( xAreSemaphoreTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if( xAreDynamicPriorityTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if( xAreBlockingQueuesStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if ( xAreBlockTimeTestTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if ( xAreGenericQueueTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if ( xAreRecursiveMutexTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
if( xAreRegTestTasksStillRunning() != pdTRUE )
|
||||
{
|
||||
lReturn = pdFAIL;
|
||||
}
|
||||
|
||||
return lReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void prvSetupHardware( void )
|
||||
{
|
||||
extern void set_cpu_frequency(void);
|
||||
|
||||
/* Set-up the PLL. */
|
||||
set_cpu_frequency();
|
||||
|
||||
/* Initialise LED outputs. */
|
||||
vParTestInitialise();
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vApplicationMallocFailedHook( void )
|
||||
{
|
||||
/* This function will be called if a call to pvPortMalloc() fails to return
|
||||
the requested memory. pvPortMalloc() is called internally by the scheduler
|
||||
whenever a task, queue or semaphore is created. */
|
||||
_debug();
|
||||
for( ;; );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vApplicationTickHook( void )
|
||||
{
|
||||
/*
|
||||
* This function will be called whenever the system tick is incremented.
|
||||
* Note that it is executed as part of an interrupt and as such should
|
||||
* not block nor be used for any long running execution.
|
||||
*/
|
||||
vParTestToggleLED( mainON_BOARD_LED_BIT - 1 );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vApplicationIdleHook( void )
|
||||
{
|
||||
/*
|
||||
* This function will be called during the normal execution of the IDLE task.
|
||||
*/
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
#if mainREG_TEST_TASKS == 1
|
||||
|
||||
static void vStartRegTestTasks( unsigned portBASE_TYPE uxPriority )
|
||||
{
|
||||
(void)xTaskCreate( vRegTask1, ( signed char * ) "Reg 1", configMINIMAL_STACK_SIZE, &ulRegisterTest1Count, uxPriority, NULL );
|
||||
(void)xTaskCreate( vRegTask2, ( signed char * ) "Reg 2", configMINIMAL_STACK_SIZE, &ulRegisterTest2Count, uxPriority, NULL );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
portBASE_TYPE xAreRegTestTasksStillRunning( void )
|
||||
{
|
||||
static unsigned long ulPreviousRegisterTest1Count = 0;
|
||||
static unsigned long ulPreviousRegisterTest2Count = 0;
|
||||
portBASE_TYPE xReturn = pdFALSE;
|
||||
|
||||
/* Check to see if the Counts have changed since the last check. */
|
||||
xReturn = ( ulPreviousRegisterTest1Count != ulRegisterTest1Count );
|
||||
xReturn = xReturn && ( ulPreviousRegisterTest2Count != ulRegisterTest2Count );
|
||||
|
||||
/* Record the last count. */
|
||||
ulPreviousRegisterTest1Count = ulRegisterTest1Count;
|
||||
ulPreviousRegisterTest2Count = ulRegisterTest2Count;
|
||||
|
||||
return xReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Set all of the registers that are used as part of the task context
|
||||
* to known values and test that those values are maintained across
|
||||
* context switches.
|
||||
*/
|
||||
void vRegTask1( void *pvParameters )
|
||||
{
|
||||
/* Make space on the stack for the parameter and a counter. */
|
||||
__asm volatile( " sub.a %sp, 4 \n"
|
||||
" st.a [%sp], %a4 \n"
|
||||
" mov %d15, 0 \n"
|
||||
" st.w [%sp]4, %d15 \n" );
|
||||
|
||||
for (;;)
|
||||
{
|
||||
/* Change all of the Context sensitive registers (except SP and RA). */
|
||||
__asm volatile(
|
||||
" mov %d0, 0 \n"
|
||||
" mov %d1, 1 \n"
|
||||
" mov %d2, 2 \n"
|
||||
" mov %d3, 3 \n"
|
||||
" mov %d4, 4 \n"
|
||||
" mov %d5, 5 \n"
|
||||
" mov %d6, 6 \n"
|
||||
" mov %d7, 7 \n"
|
||||
" mov %d8, 8 \n"
|
||||
" mov %d9, 9 \n"
|
||||
" mov %d10, 10 \n"
|
||||
" mov %d11, 11 \n"
|
||||
" mov %d12, 12 \n"
|
||||
" mov %d13, 13 \n"
|
||||
" mov %d14, 14 \n"
|
||||
" mov %d15, 15 \n"
|
||||
" mov.a %a2, 2 \n"
|
||||
" mov.a %a3, 3 \n"
|
||||
" mov.a %a4, 4 \n"
|
||||
" mov.a %a5, 5 \n"
|
||||
" mov.a %a6, 6 \n"
|
||||
" mov.a %a7, 7 \n"
|
||||
" mov.a %a12, 12 \n"
|
||||
" mov.a %a13, 13 \n"
|
||||
" mov.a %a14, 14 \n" );
|
||||
/* Yield to force a context switch. */
|
||||
taskYIELD();
|
||||
/* Check the values of the registers. */
|
||||
__asm( " eq %d0, %d0, 0 \n" \
|
||||
" jne %d0, 1, _task1_loop \n" \
|
||||
" eq %d1, %d1, 1 \n" \
|
||||
" jne %d1, 1, _task1_loop \n" \
|
||||
" eq %d2, %d2, 2 \n" \
|
||||
" jne %d2, 1, _task1_loop \n" \
|
||||
" eq %d3, %d3, 3 \n" \
|
||||
" jne %d3, 1, _task1_loop \n" \
|
||||
" eq %d4, %d4, 4 \n" \
|
||||
" jne %d4, 1, _task1_loop \n" \
|
||||
" eq %d5, %d5, 5 \n" \
|
||||
" jne %d5, 1, _task1_loop \n" \
|
||||
" eq %d6, %d6, 6 \n" \
|
||||
" jne %d6, 1, _task1_loop \n" \
|
||||
" eq %d7, %d7, 7 \n" \
|
||||
" jne %d7, 1, _task1_loop \n" \
|
||||
" eq %d8, %d8, 8 \n" \
|
||||
" jne %d8, 1, _task1_loop \n" \
|
||||
" eq %d9, %d9, 9 \n" \
|
||||
" jne %d9, 1, _task1_loop \n" \
|
||||
" eq %d10, %d10, 10 \n" \
|
||||
" jne %d10, 1, _task1_loop \n" \
|
||||
" eq %d11, %d11, 11 \n" \
|
||||
" jne %d11, 1, _task1_loop \n" \
|
||||
" eq %d12, %d12, 12 \n" \
|
||||
" jne %d12, 1, _task1_loop \n" \
|
||||
" eq %d13, %d13, 13 \n" \
|
||||
" jne %d13, 1, _task1_loop \n" \
|
||||
" eq %d14, %d14, 14 \n" \
|
||||
" jne %d14, 1, _task1_loop \n" \
|
||||
" eq %d15, %d15, 15 \n" \
|
||||
" jne %d15, 1, _task1_loop \n" \
|
||||
" mov.a %a15, 2 \n" \
|
||||
" jne.a %a15, %a2, _task1_loop \n" \
|
||||
" mov.a %a15, 3 \n" \
|
||||
" jne.a %a15, %a3, _task1_loop \n" \
|
||||
" mov.a %a15, 4 \n" \
|
||||
" jne.a %a15, %a4, _task1_loop \n" \
|
||||
" mov.a %a15, 5 \n" \
|
||||
" jne.a %a15, %a5, _task1_loop \n" \
|
||||
" mov.a %a15, 6 \n" \
|
||||
" jne.a %a15, %a6, _task1_loop \n" \
|
||||
" mov.a %a15, 7 \n" \
|
||||
" jne.a %a15, %a7, _task1_loop \n" \
|
||||
" mov.a %a15, 12 \n" \
|
||||
" jne.a %a15, %a12, _task1_loop \n" \
|
||||
" mov.a %a15, 13 \n" \
|
||||
" jne.a %a15, %a13, _task1_loop \n" \
|
||||
" mov.a %a15, 14 \n" \
|
||||
" jne.a %a15, %a14, _task1_loop \n" \
|
||||
" j _task1_skip \n" \
|
||||
"_task1_loop: \n" \
|
||||
" debug \n" \
|
||||
" j _task1_loop \n" \
|
||||
"_task1_skip: \n" );
|
||||
|
||||
/* Load the parameter address from the stack and modify the value. */
|
||||
__asm volatile( \
|
||||
" ld.w %d15, [%sp]4 \n" \
|
||||
" add %d15, %d15, 1 \n" \
|
||||
" st.w [%sp]4, %d15 \n" \
|
||||
" ld.a %a4, [%sp] \n" \
|
||||
" st.w [%a4], %d15 \n" );
|
||||
}
|
||||
|
||||
/* The parameter is used but in the assembly. */
|
||||
(void)pvParameters;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Set all of the registers that are used as part of the task context
|
||||
* to known values and test that those values are maintained across
|
||||
* context switches.
|
||||
*/
|
||||
void vRegTask2( void *pvParameters )
|
||||
{
|
||||
/* Make space on the stack for the parameter and a counter. */
|
||||
__asm volatile( " sub.a %sp, 4 \n" \
|
||||
" st.a [%sp], %a4 \n" \
|
||||
" mov %d15, 0 \n" \
|
||||
" st.w [%sp]4, %d15 \n" );
|
||||
|
||||
for (;;)
|
||||
{
|
||||
/* Change all of the Context sensitive registers (except SP and RA). */
|
||||
__asm( " mov %d0, 7 \n" \
|
||||
" mov %d1, 6 \n" \
|
||||
" mov %d2, 5 \n" \
|
||||
" mov %d3, 4 \n" \
|
||||
" mov %d4, 3 \n" \
|
||||
" mov %d5, 2 \n" \
|
||||
" mov %d6, 1 \n" \
|
||||
" mov %d7, 0 \n" \
|
||||
" mov %d8, 15 \n" \
|
||||
" mov %d9, 14 \n" \
|
||||
" mov %d10, 13 \n" \
|
||||
" mov %d11, 12 \n" \
|
||||
" mov %d12, 11 \n" \
|
||||
" mov %d13, 10 \n" \
|
||||
" mov %d14, 9 \n" \
|
||||
" mov %d15, 8 \n" \
|
||||
" mov.a %a2, 14 \n" \
|
||||
" mov.a %a3, 13 \n" \
|
||||
" mov.a %a4, 12 \n" \
|
||||
" mov.a %a5, 7 \n" \
|
||||
" mov.a %a6, 6 \n" \
|
||||
" mov.a %a7, 5 \n" \
|
||||
" mov.a %a12, 4 \n" \
|
||||
" mov.a %a13, 3 \n" \
|
||||
" mov.a %a14, 2 \n" );
|
||||
/* Yield to force a context switch. */
|
||||
taskYIELD();
|
||||
/* Check the values of the registers. */
|
||||
__asm( " eq %d0, %d0, 7 \n" \
|
||||
" jne %d0, 1, _task2_loop \n" \
|
||||
" eq %d1, %d1, 6 \n" \
|
||||
" jne %d1, 1, _task2_loop \n" \
|
||||
" eq %d2, %d2, 5 \n" \
|
||||
" jne %d2, 1, _task2_loop \n" \
|
||||
" eq %d3, %d3, 4 \n" \
|
||||
" jne %d3, 1, _task2_loop \n" \
|
||||
" eq %d4, %d4, 3 \n" \
|
||||
" jne %d4, 1, _task2_loop \n" \
|
||||
" eq %d5, %d5, 2 \n" \
|
||||
" jne %d5, 1, _task2_loop \n" \
|
||||
" eq %d6, %d6, 1 \n" \
|
||||
" jne %d6, 1, _task2_loop \n" \
|
||||
" eq %d7, %d7, 0 \n" \
|
||||
" jne %d7, 1, _task2_loop \n" \
|
||||
" eq %d8, %d8, 15 \n" \
|
||||
" jne %d8, 1, _task2_loop \n" \
|
||||
" eq %d9, %d9, 14 \n" \
|
||||
" jne %d9, 1, _task2_loop \n" \
|
||||
" eq %d10, %d10, 13 \n" \
|
||||
" jne %d10, 1, _task2_loop \n" \
|
||||
" eq %d11, %d11, 12 \n" \
|
||||
" jne %d11, 1, _task2_loop \n" \
|
||||
" eq %d12, %d12, 11 \n" \
|
||||
" jne %d12, 1, _task2_loop \n" \
|
||||
" eq %d13, %d13, 10 \n" \
|
||||
" jne %d13, 1, _task2_loop \n" \
|
||||
" eq %d14, %d14, 9 \n" \
|
||||
" jne %d14, 1, _task2_loop \n" \
|
||||
" eq %d15, %d15, 8 \n" \
|
||||
" jne %d15, 1, _task2_loop \n" \
|
||||
" mov.a %a15, 14 \n" \
|
||||
" jne.a %a15, %a2, _task2_loop \n" \
|
||||
" mov.a %a15, 13 \n" \
|
||||
" jne.a %a15, %a3, _task2_loop \n" \
|
||||
" mov.a %a15, 12 \n" \
|
||||
" jne.a %a15, %a4, _task2_loop \n" \
|
||||
" mov.a %a15, 7 \n" \
|
||||
" jne.a %a15, %a5, _task2_loop \n" \
|
||||
" mov.a %a15, 6 \n" \
|
||||
" jne.a %a15, %a6, _task2_loop \n" \
|
||||
" mov.a %a15, 5 \n" \
|
||||
" jne.a %a15, %a7, _task2_loop \n" \
|
||||
" mov.a %a15, 4 \n" \
|
||||
" jne.a %a15, %a12, _task2_loop \n" \
|
||||
" mov.a %a15, 3 \n" \
|
||||
" jne.a %a15, %a13, _task2_loop \n" \
|
||||
" mov.a %a15, 2 \n" \
|
||||
" jne.a %a15, %a14, _task2_loop \n" \
|
||||
" j _task2_skip \n" \
|
||||
"_task2_loop: \n" \
|
||||
" j _task2_loop \n" \
|
||||
"_task2_skip: \n" );
|
||||
|
||||
/* Load the parameter address from the stack and modify the value. */
|
||||
__asm volatile( \
|
||||
" ld.w %d15, [%sp]4 \n" \
|
||||
" add %d15, %d15, 1 \n" \
|
||||
" st.w [%sp]4, %d15 \n" \
|
||||
" ld.a %a4, [%sp] \n" \
|
||||
" st.w [%a4], %d15 \n" );
|
||||
}
|
||||
|
||||
/* The parameter is used but in the assembly. */
|
||||
(void)pvParameters;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
#endif /* mainREG_TEST_TASKS */
|
||||
@ -0,0 +1,250 @@
|
||||
/*
|
||||
FreeRTOS V7.0.2 - Copyright (C) 2011 Real Time Engineers Ltd.
|
||||
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS tutorial books are available in pdf and paperback. *
|
||||
* Complete, revised, and edited pdf reference manuals are also *
|
||||
* available. *
|
||||
* *
|
||||
* Purchasing FreeRTOS documentation will not only help you, by *
|
||||
* ensuring you get running as quickly as possible and with an *
|
||||
* in-depth knowledge of how to use FreeRTOS, it will also help *
|
||||
* the FreeRTOS project to continue with its mission of providing *
|
||||
* professional grade, cross platform, de facto standard solutions *
|
||||
* for microcontrollers - completely free of charge! *
|
||||
* *
|
||||
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
|
||||
* *
|
||||
* Thank you for using FreeRTOS, and thank you for your support! *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
|
||||
>>>NOTE<<< The modification to the GPL is included to allow you to
|
||||
distribute a combined work that includes FreeRTOS without being obliged to
|
||||
provide the source code for proprietary components outside of the FreeRTOS
|
||||
kernel. FreeRTOS 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 and the FreeRTOS license exception along with FreeRTOS; if not it
|
||||
can be viewed here: http://www.freertos.org/a00114.html and also obtained
|
||||
by writing to Richard Barry, contact details for whom are available on the
|
||||
FreeRTOS WEB site.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
|
||||
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.
|
||||
*/
|
||||
|
||||
#include <tc1782.h>
|
||||
#include <machine/intrinsics.h>
|
||||
#include <machine/cint.h>
|
||||
#include <machine/wdtcon.h>
|
||||
|
||||
/* Scheduler Includes. */
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
#include "queue.h"
|
||||
|
||||
/* Demo Includes. */
|
||||
#include "serial.h"
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
#define serialINTERRUPT_PRIORITY_TX 16
|
||||
#define serialINTERRUPT_PRIORITY_RX 18
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* This reference is required by the Save/Restore Context Macros.
|
||||
*/
|
||||
extern volatile unsigned portBASE_TYPE * pxCurrentTCB;
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* This function will check to see whether the Serial Transmit Interrupt is currently
|
||||
* activated, meaning that the interrupt is working through the back log of bytes
|
||||
* that it needs to send. If the ISR is not enabled, then it will be triggered to send
|
||||
* the first byte and it will be automatically re-triggered when that byte has been
|
||||
* sent. When the queue is exhausted, the ISR disables itself.
|
||||
* This function is privileged because it will trigger an interrupt.
|
||||
*/
|
||||
static void prvCheckTransmit( void ) PRIVILEGED_FUNCTION;
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vSerialTransmitBufferInterrupt( int iArg ) __attribute__((longcall));
|
||||
void vSerialReceiveInterrupt( int iArg )__attribute__((longcall));
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static xQueueHandle xSerialTransmitQueue = NULL;
|
||||
static xQueueHandle xSerialReceiveQueue = NULL;
|
||||
static volatile portBASE_TYPE xTransmitStatus = 0UL;
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
xComPortHandle xSerialPortInitMinimal( unsigned long ulWantedBaud, unsigned portBASE_TYPE uxQueueLength )
|
||||
{
|
||||
unsigned long ulReloadValue = 0UL;
|
||||
ulReloadValue = ( configPERIPHERAL_CLOCK_HZ / ( 32 * ulWantedBaud ) ) - 1;
|
||||
|
||||
if ( NULL == xSerialTransmitQueue )
|
||||
{
|
||||
xSerialTransmitQueue = xQueueCreate( uxQueueLength, sizeof( char ) );
|
||||
xSerialReceiveQueue = xQueueCreate( uxQueueLength, sizeof( char ) );
|
||||
}
|
||||
|
||||
/* Enable ASC0 Module. */
|
||||
unlock_wdtcon();
|
||||
while ( 0 != ( WDT_CON0.reg & 0x1UL ) );
|
||||
ASC0_CLC.reg = 0x0200UL;
|
||||
lock_wdtcon();
|
||||
|
||||
/* Disable the Operation. */
|
||||
ASC0_CON.reg &= 0xFFFF7FFF;
|
||||
|
||||
/* Set-up the GPIO Ports. */
|
||||
P3_IOCR0.reg = 0x00009000; /* 3.0 ASC In, 3.1 Alt ASC Out */
|
||||
/* Do we need to set 3.1 high? OMR.PS1 = 1??? */
|
||||
|
||||
/* Write the Baudrate. */
|
||||
ASC0_BG.reg = ulReloadValue;
|
||||
|
||||
/* Reconfigure and re-initialise the Operation. */
|
||||
ASC0_PISEL.reg = 0UL;
|
||||
ASC0_CON.reg = 0x00008011; /* 1 Start, 1 Stop, 8 Data, No Parity, No Error Checking, Receive On, Module On. */
|
||||
|
||||
/* Install the Tx interrupt. */
|
||||
if ( 0 != _install_int_handler( serialINTERRUPT_PRIORITY_TX, vSerialTransmitBufferInterrupt, 0 ) )
|
||||
{
|
||||
ASC0_TBSRC.reg = serialINTERRUPT_PRIORITY_TX | 0x5000UL;
|
||||
xTransmitStatus = 0UL;
|
||||
}
|
||||
|
||||
/* Install the Rx interrupt. */
|
||||
if ( 0 != _install_int_handler( serialINTERRUPT_PRIORITY_RX, vSerialReceiveInterrupt, 0 ) )
|
||||
{
|
||||
ASC0_RSRC.reg = serialINTERRUPT_PRIORITY_RX | 0x5000UL;
|
||||
}
|
||||
|
||||
/* COM Handle is never used by demo code. */
|
||||
return (xComPortHandle) pdPASS;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void vSerialPutString( xComPortHandle pxPort, const signed char * const pcString, unsigned short usStringLength )
|
||||
{
|
||||
unsigned short usChar;
|
||||
for ( usChar = 0; usChar < usStringLength; usChar++ )
|
||||
{
|
||||
(void)xSerialPutChar( pxPort, pcString[ usChar ], portMAX_DELAY );
|
||||
}
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
signed portBASE_TYPE xSerialGetChar( xComPortHandle pxPort, signed char *pcRxedChar, portTickType xBlockTime )
|
||||
{
|
||||
return xQueueReceive( xSerialReceiveQueue, pcRxedChar, xBlockTime );
|
||||
(void)pxPort;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
signed portBASE_TYPE xSerialPutChar( xComPortHandle pxPort, signed char cOutChar, portTickType xBlockTime )
|
||||
{
|
||||
portBASE_TYPE xReturn = pdPASS;
|
||||
|
||||
/* Send the character to the interrupt handler. */
|
||||
xReturn = xQueueSend( xSerialTransmitQueue, &cOutChar, xBlockTime );
|
||||
|
||||
/* Start the transmission of bytes if necessary. */
|
||||
prvCheckTransmit();
|
||||
|
||||
return xReturn;
|
||||
|
||||
(void)pxPort;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void vSerialTransmitBufferInterrupt( int iArg )
|
||||
{
|
||||
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
|
||||
unsigned char ucTx;
|
||||
|
||||
/* ACK. */
|
||||
ASC0_TBSRC.reg |= 0x4000UL;
|
||||
xTransmitStatus = 1UL;
|
||||
|
||||
/* Enter the Critical Section. */
|
||||
portINTERRUPT_ENTER_CRITICAL();
|
||||
{
|
||||
/* TBUF Can be refilled. */
|
||||
if ( pdPASS == xQueueReceiveFromISR( xSerialTransmitQueue, &ucTx, &xHigherPriorityTaskWoken ) )
|
||||
{
|
||||
ASC0_TBUF.reg = ucTx;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Failed to get a character out of the Queue. No longer busy. */
|
||||
xTransmitStatus = 0UL;
|
||||
}
|
||||
}
|
||||
portINTERRUPT_EXIT_CRITICAL();
|
||||
|
||||
/* Finally end ISR and switch Task. */
|
||||
portYIELD_FROM_ISR( xHigherPriorityTaskWoken );
|
||||
|
||||
(void)iArg;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void vSerialReceiveInterrupt( int iArg )
|
||||
{
|
||||
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
|
||||
unsigned char ucRx;
|
||||
|
||||
/* Grab the character as early as possible. */
|
||||
ucRx = (unsigned char)ASC0_RBUF.reg;
|
||||
|
||||
/* ACK. */
|
||||
ASC0_RSRC.reg |= 0x4000UL;
|
||||
|
||||
/* Enter the Critical Section. */
|
||||
portINTERRUPT_ENTER_CRITICAL();
|
||||
{
|
||||
/* Frame available in RBUF. */
|
||||
if ( pdPASS != xQueueSendFromISR( xSerialReceiveQueue, &ucRx, &xHigherPriorityTaskWoken ) )
|
||||
{
|
||||
/* Need some error handling code. */
|
||||
}
|
||||
}
|
||||
portINTERRUPT_EXIT_CRITICAL();
|
||||
|
||||
/* Finally end ISR and switch Task. */
|
||||
portYIELD_FROM_ISR( xHigherPriorityTaskWoken );
|
||||
|
||||
(void)iArg;
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
void prvCheckTransmit( void )
|
||||
{
|
||||
/* Check to see if the interrupt handler is working its way through the buffer. */
|
||||
if ( 0 == xTransmitStatus )
|
||||
{
|
||||
/* Not currently operational so kick off the first byte. */
|
||||
ASC0_TBSRC.reg |= 0x8000UL;
|
||||
}
|
||||
}
|
||||
/*---------------------------------------------------------------------------*/
|
||||
@ -0,0 +1,8 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<LinkerModel:LDFProject xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:LinkerModel="http://LinkerModel">
|
||||
<MemoryRegionDescription href="../TriBoard-TC1782.mdm#/"/>
|
||||
<Configurations>
|
||||
<LDF href="../iRAM.lm#/"/>
|
||||
<LDF href="../iROM.lm#/"/>
|
||||
</Configurations>
|
||||
</LinkerModel:LDFProject>
|
||||
@ -0,0 +1,19 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<LinkerModel:LDFMemoryDescripton xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:LinkerModel="http://LinkerModel" Description="" Name="TriBoard-TC1782" EBMCFG="">
|
||||
<Memory Description="Program Memory Unit (PMU)" Name="Program Unit">
|
||||
<Region Description="Program Flash Memory (PFLASH)" Name="PMU_PFLASH" Begin="0x80000000" Attributes="rx!p" Length="2560" LengthUnit="KB"/>
|
||||
<Region Description="Data Flash Memory (DFLASH0)" Name="PMU_DFLASH0" Begin="0xAFE00000" Attributes="r!xp" Length="64" LengthUnit="KB"/>
|
||||
<Region Description="Data Flash Memory (DFLASH1)" Name="PMU_DFLASH1" Begin="0xAFE10000" Attributes="r!xp" Length="64" LengthUnit="KB"/>
|
||||
<Region Description="Boot ROM (BROM)" Name="BROM" Begin="0xAFFFC000" Attributes="rx!p" Length="16" LengthUnit="KB"/>
|
||||
</Memory>
|
||||
<Memory Description="Program Memory Interface (PMI)" Name="Program Interface">
|
||||
<Region Description="Scratch-Pad RAM (SPRAM)" Name="PMI_SPRAM" Begin="0xC0000000" Attributes="wx!p" Length="40" LengthUnit="KB"/>
|
||||
</Memory>
|
||||
<Memory Description="Data Memory Interface (DMI)" Name="Data Interface">
|
||||
<Region Description="Local Data RAM (LDRAM)" Name="DMI_LDRAM" Begin="0xD0000000" Attributes="w!xp" Length="128" LengthUnit="KB"/>
|
||||
</Memory>
|
||||
<Memory Description="PCP Memory" Name="PCP">
|
||||
<Region Description="PCP Code Memory (CMEM)" Name="PCP_CMEM" Begin="0xF0060000" Attributes="rxp" Length="32" LengthUnit="KB"/>
|
||||
<Region Description="PCP Data Memory (PRAM)" Name="PCP_PRAM" Begin="0xF0050000" Attributes="wp!x" Length="16" LengthUnit="KB"/>
|
||||
</Memory>
|
||||
</LinkerModel:LDFMemoryDescripton>
|
||||
Loading…
Reference in New Issue