Add Reg tests for CORTEX M33F Keil Simulator Project (#991)

* Add Reg tests for CORTEX M33F Keil Simulator Project

* Code review suggestions

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>

* Fix hard fault because of main stack overflow

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>

---------

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>
Co-authored-by: Gaurav Aggarwal <aggarg@amazon.com>
pull/992/head^2
kar-rahul-aws 2 years ago committed by GitHub
parent 27cbc7f6a2
commit 457418a723
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

@ -53,7 +53,7 @@
; <o1> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
; </h>
*----------------------------------------------------------------------------*/
#define __STACK_SIZE 0x00000200
#define __STACK_SIZE 0x00001000
#define __HEAP_SIZE 0x00000C00
/*

@ -435,6 +435,54 @@
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@ -340,7 +340,7 @@
<MiscControls></MiscControls>
<Define></Define>
<Undefine></Undefine>
<IncludePath>..\Config;..\..\Common\ARMv8M\tz_demo;..\..\Common\ARMv8M\mpu_demo;..\..\..\Source\include;..\..\..\Source\portable\GCC\ARM_CM33\secure;..\..\..\Source\portable\GCC\ARM_CM33\non_secure</IncludePath>
<IncludePath>..\Config;..\..\Common\ARMv8M\tz_demo;..\..\Common\ARMv8M\mpu_demo;..\..\..\Source\include;..\..\..\Source\portable\GCC\ARM_CM33\secure;..\..\..\Source\portable\GCC\ARM_CM33\non_secure;..\..\Common\ARMv8M\reg_tests\GCC\ARM_CM33\non_secure;..\..\Common\ARMv8M\reg_tests\GCC\ARM_CM33\secure</IncludePath>
</VariousControls>
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@ -489,6 +489,26 @@
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@ -568,7 +588,7 @@
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<file attr="config" category="sourceC" name="Device\ARM\ARMCM33\Source\system_ARMCM33.c" version="1.0.0">
<file attr="config" category="sourceC" name="Device\ARM\ARMCM33\Source\system_ARMCM33.c" version="1.0.1">
<instance index="0">RTE\Device\ARMCM33_DSP_FP_TZ\system_ARMCM33.c</instance>
<component Cclass="Device" Cgroup="Startup" Cvariant="C Startup" Cvendor="ARM" Cversion="2.1.0" condition="ARMCM33 CMSIS" isDefaultVariant="1"/>
<package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>

@ -31,6 +31,7 @@
/* Demo includes. */
#include "tz_demo.h"
#include "mpu_demo.h"
#include "reg_tests.h"
/* Externs needed by the MPU setup code. These are defined in Scatter-Loading
* description file (FreeRTOSDemo_ns.sct). */
@ -120,6 +121,9 @@ static void prvCreateTasks( void )
/* Create tasks for the TZ Demo. */
vStartTZDemo();
/* Create tasks for reg tests. */
vStartRegTests();
}
/*-----------------------------------------------------------*/

@ -0,0 +1,433 @@
/*
* FreeRTOS V202212.00
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* https://www.FreeRTOS.org
* https://github.com/FreeRTOS
*
*/
/* Scheduler includes. */
#include "FreeRTOS.h"
#include "task.h"
/* Reg test includes. */
#include "reg_tests.h"
#include "reg_test_asm.h"
#include "secure_reg_test_asm.h"
/*
* Functions that implement reg test tasks.
*/
static void prvRegTest1_Task( void * pvParameters );
static void prvRegTest2_Task( void * pvParameters );
static void prvRegTest3_Task( void * pvParameters );
static void prvRegTest4_Task( void * pvParameters );
static void prvRegTest_Secure_Task( void * pvParameters );
static void prvRegTest_NonSecureCallback_Task( void * pvParameters );
/*
* Check task periodically checks that reg tests tasks
* are running fine.
*/
static void prvCheckTask( void * pvParameters );
/*-----------------------------------------------------------*/
/*
* Priority of the check task.
*/
#define CHECK_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
/*
* Frequency of check task.
*/
#define NO_ERROR_CHECK_TASK_PERIOD ( pdMS_TO_TICKS( 5000UL ) )
#define ERROR_CHECK_TASK_PERIOD ( pdMS_TO_TICKS( 200UL ) )
/*
* Parameters passed to reg test tasks.
*/
#define REG_TEST_1_TASK_PARAMETER ( ( void * ) 0x12345678 )
#define REG_TEST_2_TASK_PARAMETER ( ( void * ) 0x87654321 )
#define REG_TEST_3_TASK_PARAMETER ( ( void * ) 0x12348765 )
#define REG_TEST_4_TASK_PARAMETER ( ( void * ) 0x43215678 )
#define REG_TEST_SECURE_TASK_PARAMETER ( ( void * ) 0x1234ABCD )
#define REG_TEST_NON_SECURE_CALLBACK_TASK_PARAMETER ( ( void * ) 0xABCD1234 )
/*-----------------------------------------------------------*/
/*
* The following variables are used to communicate the status of the register
* test tasks to the check task. If the variables keep incrementing, then the
* register test tasks have not discovered any errors. If a variable stops
* incrementing, then an error has been found.
*/
volatile unsigned long ulRegTest1LoopCounter = 0UL, ulRegTest2LoopCounter = 0UL;
volatile unsigned long ulRegTest3LoopCounter = 0UL, ulRegTest4LoopCounter = 0UL;
volatile unsigned long ulRegTestSecureLoopCounter = 0UL;
volatile unsigned long ulRegTestNonSecureCallbackLoopCounter = 0UL;
/**
* Counter to keep a count of how may times the check task loop has detected
* error.
*/
volatile unsigned long ulCheckTaskLoops = 0UL;
/*-----------------------------------------------------------*/
void vStartRegTests( void )
{
static StackType_t xRegTest1TaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
static StackType_t xRegTest2TaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
static StackType_t xRegTest3TaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
static StackType_t xRegTest4TaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
static StackType_t xRegTestSecureTaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
static StackType_t xRegTestNonSecureCallbackTaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
static StackType_t xCheckTaskStack[ configMINIMAL_STACK_SIZE ] __attribute__( ( aligned( 32 ) ) );
TaskParameters_t xRegTest1TaskParameters =
{
.pvTaskCode = prvRegTest1_Task,
.pcName = "RegTest1",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = REG_TEST_1_TASK_PARAMETER,
.uxPriority = tskIDLE_PRIORITY | portPRIVILEGE_BIT,
.puxStackBuffer = xRegTest1TaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
TaskParameters_t xRegTest2TaskParameters =
{
.pvTaskCode = prvRegTest2_Task,
.pcName = "RegTest2",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = REG_TEST_2_TASK_PARAMETER,
.uxPriority = tskIDLE_PRIORITY | portPRIVILEGE_BIT,
.puxStackBuffer = xRegTest2TaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
TaskParameters_t xRegTest3TaskParameters =
{
.pvTaskCode = prvRegTest3_Task,
.pcName = "RegTest3",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = REG_TEST_3_TASK_PARAMETER,
.uxPriority = tskIDLE_PRIORITY | portPRIVILEGE_BIT,
.puxStackBuffer = xRegTest3TaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
TaskParameters_t xRegTest4TaskParameters =
{
.pvTaskCode = prvRegTest4_Task,
.pcName = "RegTest4",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = REG_TEST_4_TASK_PARAMETER,
.uxPriority = tskIDLE_PRIORITY | portPRIVILEGE_BIT,
.puxStackBuffer = xRegTest4TaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
TaskParameters_t xRegTestSecureTaskParameters =
{
.pvTaskCode = prvRegTest_Secure_Task,
.pcName = "RegTestSecure",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = REG_TEST_SECURE_TASK_PARAMETER,
.uxPriority = tskIDLE_PRIORITY | portPRIVILEGE_BIT,
.puxStackBuffer = xRegTestSecureTaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
TaskParameters_t xRegTestNonSecureCallbackTaskParameters =
{
.pvTaskCode = prvRegTest_NonSecureCallback_Task,
.pcName = "RegTestNonSecureCallback",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = REG_TEST_NON_SECURE_CALLBACK_TASK_PARAMETER,
.uxPriority = tskIDLE_PRIORITY | portPRIVILEGE_BIT,
.puxStackBuffer = xRegTestNonSecureCallbackTaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
TaskParameters_t xCheckTaskParameters =
{
.pvTaskCode = prvCheckTask,
.pcName = "Check",
.usStackDepth = configMINIMAL_STACK_SIZE,
.pvParameters = NULL,
.uxPriority = ( CHECK_TASK_PRIORITY | portPRIVILEGE_BIT ),
.puxStackBuffer = xCheckTaskStack,
.xRegions = {
{ 0, 0, 0 },
{ 0, 0, 0 },
{ 0, 0, 0 }
}
};
xTaskCreateRestricted( &( xRegTest1TaskParameters ), NULL );
xTaskCreateRestricted( &( xRegTest2TaskParameters ), NULL );
xTaskCreateRestricted( &( xRegTest3TaskParameters ), NULL );
xTaskCreateRestricted( &( xRegTest4TaskParameters ), NULL );
xTaskCreateRestricted( &( xRegTestSecureTaskParameters ), NULL );
xTaskCreateRestricted( &( xRegTestNonSecureCallbackTaskParameters ), NULL );
xTaskCreateRestricted( &( xCheckTaskParameters ), NULL );
}
/*-----------------------------------------------------------*/
static void prvRegTest1_Task( void * pvParameters )
{
/* Although the reg tests are written in assembly, its entry
* point is written in C for convenience of checking that the
* task parameter is being passed in correctly. */
if( pvParameters == REG_TEST_1_TASK_PARAMETER )
{
/* Start the part of the test that is written in assembler. */
vRegTest1Asm_NonSecure();
}
/* The following line will only execute if the task parameter
* is found to be incorrect. The check task will detect that
* the reg test loop counter is not being incremented and flag
* an error. */
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvRegTest2_Task( void * pvParameters )
{
/* Although the reg tests are written in assembly, its entry
* point is written in C for convenience of checking that the
* task parameter is being passed in correctly. */
if( pvParameters == REG_TEST_2_TASK_PARAMETER )
{
/* Start the part of the test that is written in assembler. */
vRegTest2Asm_NonSecure();
}
/* The following line will only execute if the task parameter
* is found to be incorrect. The check task will detect that
* the reg test loop counter is not being incremented and flag
* an error. */
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvRegTest3_Task( void * pvParameters )
{
/* Although the reg tests are written in assembly, its entry
* point is written in C for convenience of checking that the
* task parameter is being passed in correctly. */
if( pvParameters == REG_TEST_3_TASK_PARAMETER )
{
/* Start the part of the test that is written in assembler. */
vRegTest3Asm_NonSecure();
}
/* The following line will only execute if the task parameter
* is found to be incorrect. The check task will detect that
* the reg test loop counter is not being incremented and flag
* an error. */
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvRegTest4_Task( void * pvParameters )
{
/* Although the reg tests are written in assembly, its entry
* point is written in C for convenience of checking that the
* task parameter is being passed in correctly. */
if( pvParameters == REG_TEST_4_TASK_PARAMETER )
{
/* Start the part of the test that is written in assembler. */
vRegTest4Asm_NonSecure();
}
/* The following line will only execute if the task parameter
* is found to be incorrect. The check task will detect that
* the reg test loop counter is not being incremented and flag
* an error. */
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvRegTest_Secure_Task( void * pvParameters )
{
/* This task is going to call secure side functions. */
portALLOCATE_SECURE_CONTEXT( configMINIMAL_SECURE_STACK_SIZE );
/* Although the reg tests are written in assembly, its entry
* point is written in C for convenience of checking that the
* task parameter is being passed in correctly. */
if( pvParameters == REG_TEST_SECURE_TASK_PARAMETER )
{
for( ;; )
{
/* Call the secure side function. This function populates registers
* with known values, then forces a context switch while on the
* secure side and then verifies that the contents of the registers
* are intact. This ensure that the context restoring mechanism
* works properly when the interrupted task was in the middle of a
* call to a secure side function. */
vRegTestAsm_Secure();
ulRegTestSecureLoopCounter += 1;
}
}
/* The following line will only execute if the task parameter
* is found to be incorrect. The check task will detect that
* the reg test loop counter is not being incremented and flag
* an error. */
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvRegTest_NonSecureCallback_Task( void * pvParameters )
{
/* This task is going to call secure side functions. */
portALLOCATE_SECURE_CONTEXT( configMINIMAL_SECURE_STACK_SIZE );
/* Although the reg tests are written in assembly, its entry
* point is written in C for convenience of checking that the
* task parameter is being passed in correctly. */
if( pvParameters == REG_TEST_NON_SECURE_CALLBACK_TASK_PARAMETER )
{
for( ;; )
{
/* Call the secure side function. This function calls the provided
* non-secure callback which in-turn populates registers with
* known values, then forces a context switch while on the
* non-secure side and then verifies that the contents of the
* registers are intact. This ensure that the context restoring
* mechanism works properly when the interrupted task was in the
* middle of a non-secure callback from the secure side. */
vRegTest_NonSecureCallback( vRegTestAsm_NonSecureCallback );
ulRegTestNonSecureCallbackLoopCounter += 1;
}
}
/* The following line will only execute if the task parameter
* is found to be incorrect. The check task will detect that
* the reg test loop counter is not being incremented and flag
* an error. */
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvCheckTask( void * pvParameters )
{
TickType_t xDelayPeriod = NO_ERROR_CHECK_TASK_PERIOD;
TickType_t xLastExecutionTime;
unsigned long ulErrorFound = pdFALSE;
static unsigned long ulLastRegTest1Value = 0, ulLastRegTest2Value = 0;
static unsigned long ulLastRegTest3Value = 0, ulLastRegTest4Value = 0;
static unsigned long ulLastRegTestSecureValue = 0, ulLastRegTestNonSecureCallbackValue = 0;
/* Just to stop compiler warnings. */
( void ) pvParameters;
/* Initialize xLastExecutionTime so the first call to vTaskDelayUntil()
* works correctly. */
xLastExecutionTime = xTaskGetTickCount();
/* Cycle for ever, delaying then checking all the other tasks are still
* operating without error. The onboard LED is toggled on each iteration.
* If an error is detected then the delay period is decreased from
* mainNO_ERROR_CHECK_TASK_PERIOD to mainERROR_CHECK_TASK_PERIOD. This has
* the effect of increasing the rate at which the onboard LED toggles, and
* in so doing gives visual feedback of the system status. */
for( ;; )
{
/* Delay until it is time to execute again. */
vTaskDelayUntil( &xLastExecutionTime, xDelayPeriod );
/* Check that the register test 1 task is still running. */
if( ulLastRegTest1Value == ulRegTest1LoopCounter )
{
ulErrorFound |= 1UL << 0UL;
}
ulLastRegTest1Value = ulRegTest1LoopCounter;
/* Check that the register test 2 task is still running. */
if( ulLastRegTest2Value == ulRegTest2LoopCounter )
{
ulErrorFound |= 1UL << 1UL;
}
ulLastRegTest2Value = ulRegTest2LoopCounter;
/* Check that the register test 3 task is still running. */
if( ulLastRegTest3Value == ulRegTest3LoopCounter )
{
ulErrorFound |= 1UL << 2UL;
}
ulLastRegTest3Value = ulRegTest3LoopCounter;
/* Check that the register test 4 task is still running. */
if( ulLastRegTest4Value == ulRegTest4LoopCounter )
{
ulErrorFound |= 1UL << 3UL;
}
ulLastRegTest4Value = ulRegTest4LoopCounter;
/* Check that the register test secure task is still running. */
if( ulLastRegTestSecureValue == ulRegTestSecureLoopCounter )
{
ulErrorFound |= 1UL << 4UL;
}
ulLastRegTestSecureValue = ulRegTestSecureLoopCounter;
/* Check that the register test non-secure callback task is
* still running. */
if( ulLastRegTestNonSecureCallbackValue == ulRegTestNonSecureCallbackLoopCounter )
{
ulErrorFound |= 1UL << 5UL;
}
ulLastRegTestNonSecureCallbackValue = ulRegTestNonSecureCallbackLoopCounter;
if( ulErrorFound != pdFALSE )
{
/* Increment error detection count. */
ulCheckTaskLoops++;
}
}
}
/*-----------------------------------------------------------*/

@ -0,0 +1,35 @@
/*
* FreeRTOS V202212.00
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* https://www.FreeRTOS.org
* https://github.com/FreeRTOS
*
*/
#ifndef REG_TESTS_H
#define REG_TESTS_H
/**
* @brief Creates all the tasks for reg tests.
*/
void vStartRegTests( void );
#endif /* REG_TESTS_H */

@ -339,6 +339,30 @@
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@ -449,6 +449,16 @@
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@ -496,7 +506,7 @@
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<file attr="config" category="header" condition="TZ Secure" name="Device\ARM\ARMCM33\Include\Template\partition_ARMCM33.h" version="1.1.1">
<instance index="0">RTE\Device\ARMCM33_DSP_FP_TZ\partition_ARMCM33.h</instance>
<component Cclass="Device" Cgroup="Startup" Cvariant="C Startup" Cvendor="ARM" Cversion="2.1.0" condition="ARMCM33 CMSIS" isDefaultVariant="1"/>
<package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>
@ -518,7 +528,7 @@
<targetInfo name="FVP Simulation Model"/>
</targetInfos>
</file>
<file attr="config" category="sourceC" name="Device\ARM\ARMCM33\Source\system_ARMCM33.c" version="1.0.0">
<file attr="config" category="sourceC" name="Device\ARM\ARMCM33\Source\system_ARMCM33.c" version="1.0.1">
<instance index="0">RTE\Device\ARMCM33_DSP_FP_TZ\system_ARMCM33.c</instance>
<component Cclass="Device" Cgroup="Startup" Cvariant="C Startup" Cvendor="ARM" Cversion="2.1.0" condition="ARMCM33 CMSIS" isDefaultVariant="1"/>
<package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>

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