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Commit 5509ef67 authored by schneider's avatar schneider
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feat(freertos): Add hello world demo

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Hello_World_FreeRTOS/.gdbinit 0 → 100644
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file build/max32665.elf
target remote localhost:3333
Hello_World_FreeRTOS/.project 0 → 100644
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Hello_World_FreeRTOS/.settings/language.settings.xml 0 → 100644
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Hello_World_FreeRTOS/CLI-commands.c 0 → 100644
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/*
FreeRTOS V8.2.1 - Copyright (C) 2015 Real Time Engineers Ltd.
All rights reserved
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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. Full license text is available on the following
link: http://www.freertos.org/a00114.html
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that is more than just the market leader, it *
* is the industry's de facto standard. *
* *
* Help yourself get started quickly while simultaneously helping *
* to support the FreeRTOS project by purchasing a FreeRTOS *
* tutorial book, reference manual, or both: *
* http://www.FreeRTOS.org/Documentation *
* *
***************************************************************************
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
the FAQ page "My application does not run, what could be wrong?". Have you
defined configASSERT()?
http://www.FreeRTOS.org/support - In return for receiving this top quality
embedded software for free we request you assist our global community by
participating in the support forum.
http://www.FreeRTOS.org/training - Investing in training allows your team to
be as productive as possible as early as possible. Now you can receive
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
Ltd, and the world's leading authority on the world's leading RTOS.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
compatible FAT file system, and our tiny thread aware UDP/IP stack.
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and commercial middleware.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability.
1 tab == 4 spaces!
*/
/* Modified by Maxim Integrated 26-Jun-2015 to quiet compiler warnings */
#include <string.h>
#include <stdio.h>
/* FreeRTOS includes. */
#include "FreeRTOS.h"
#include "task.h"
/* FreeRTOS+CLI includes. */
#include "FreeRTOS_CLI.h"
#include "rtc_regs.h"
extern int disable_tickless;
/*
* Defines a command that returns a table showing the state of each task at the
* time the command is called.
*/
static BaseType_t prvTaskStatsCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString );
/*
* Define a command which reports how long the scheduler has been operating (uptime)
*
*/
static BaseType_t prvUptimeCommand(char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString);
/*
* Defines a command that expects exactly three parameters. Each of the three
* parameter are echoed back one at a time.
*/
static BaseType_t prvThreeParameterEchoCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString );
/*
* Defines a command that can take a variable number of parameters. Each
* parameter is echoes back one at a time.
*/
static BaseType_t prvParameterEchoCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString );
/* Enable or disable tickless operation */
static BaseType_t prvTickless( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString );
/* Structure that defines the "ps" command line command. */
static const CLI_Command_Definition_t xTaskStats =
{
"ps", /* The command string to type. */
"\r\nps:\r\n Displays a table showing the state of each FreeRTOS task\r\n\r\n",
prvTaskStatsCommand, /* The function to run. */
0 /* No parameters are expected. */
};
/* Structure that defines the "uptime" command line command. */
static const CLI_Command_Definition_t xUptime =
{
"uptime", /* The command string to type. */
"\r\nuptime:\r\n Displays the uptime of the FreeRTOS system\r\n\r\n",
prvUptimeCommand, /* The function to run. */
0 /* No parameters are expected. */
};
/* Structure that defines the "tickless" command line command. */
static const CLI_Command_Definition_t xTickless =
{
"tickless", /* The command string to type. */
"\r\ntickless <0/1>:\r\n Disable (0) or enable (1) tick-less operation\r\n\r\n",
prvTickless, /* The function to run. */
1 /* One parameter expected */
};
/* Structure that defines the "echo_3_parameters" command line command. This
takes exactly three parameters that the command simply echos back one at a
time. */
static const CLI_Command_Definition_t xThreeParameterEcho =
{
"echo_3_parameters",
"\r\necho_3_parameters <param1> <param2> <param3>:\r\n Expects three parameters, echos each in turn\r\n\r\n",
prvThreeParameterEchoCommand, /* The function to run. */
3 /* Three parameters are expected, which can take any value. */
};
/* Structure that defines the "echo_parameters" command line command. This
takes a variable number of parameters that the command simply echos back one at
a time. */
static const CLI_Command_Definition_t xParameterEcho =
{
"echo_parameters",
"\r\necho_parameters <...>:\r\n Take variable number of parameters, echos each in turn\r\n\r\n",
prvParameterEchoCommand, /* The function to run. */
-1 /* The user can enter any number of commands. */
};
/*-----------------------------------------------------------*/
void vRegisterCLICommands( void )
{
/* Register all the command line commands defined immediately above. */
FreeRTOS_CLIRegisterCommand( &xTaskStats );
FreeRTOS_CLIRegisterCommand( &xUptime );
FreeRTOS_CLIRegisterCommand( &xTickless );
FreeRTOS_CLIRegisterCommand( &xThreeParameterEcho );
FreeRTOS_CLIRegisterCommand( &xParameterEcho );
}
/*-----------------------------------------------------------*/
static BaseType_t prvTaskStatsCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString )
{
const char *const pcHeader = "Task State Priority Stack #\r\n************************************************\r\n";
/* Remove compile time warnings about unused parameters, and check the
write buffer is not NULL. NOTE - for simplicity, this example assumes the
write buffer length is adequate, so does not check for buffer overflows. */
( void ) pcCommandString;
( void ) xWriteBufferLen;
configASSERT( pcWriteBuffer );
/* Generate a table of task stats. */
strcpy( pcWriteBuffer, pcHeader );
vTaskList( pcWriteBuffer + strlen( pcHeader ) );
/* There is no more data to return after this single string, so return
pdFALSE. */
return pdFALSE;
}
/*-----------------------------------------------------------*/
static BaseType_t prvUptimeCommand(char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString)
{
TickType_t ticks;
ticks = xTaskGetTickCount();
#if configUSE_TICKLESS_IDLE
pcWriteBuffer += snprintf(pcWriteBuffer, xWriteBufferLen,
"Uptime is 0x%08x (%u ms)\r\nMXC_RTCTMR->timer is %u\r\n",
ticks, ticks / portTICK_PERIOD_MS, MXC_RTC->sec);
#else
pcWriteBuffer += snprintf(pcWriteBuffer, xWriteBufferLen,
"Uptime is 0x%08x (%u ms)\r\n",
ticks, ticks / portTICK_PERIOD_MS);
#endif
/* No more data to return */
return pdFALSE;
}
/*-----------------------------------------------------------*/
static BaseType_t prvThreeParameterEchoCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString )
{
const char *pcParameter;
BaseType_t lParameterStringLength, xReturn;
static BaseType_t lParameterNumber = 0;
/* Remove compile time warnings about unused parameters, and check the
write buffer is not NULL. NOTE - for simplicity, this example assumes the
write buffer length is adequate, so does not check for buffer overflows. */
( void ) pcCommandString;
( void ) xWriteBufferLen;
configASSERT( pcWriteBuffer );
if( lParameterNumber == 0 )
{
/* The first time the function is called after the command has been
entered just a header string is returned. */
sprintf( pcWriteBuffer, "The three parameters were:\r\n" );
/* Next time the function is called the first parameter will be echoed
back. */
lParameterNumber = 1L;
/* There is more data to be returned as no parameters have been echoed
back yet. */
xReturn = pdPASS;
}
else
{
/* Obtain the parameter string. */
pcParameter = FreeRTOS_CLIGetParameter
(
pcCommandString, /* The command string itself. */
lParameterNumber, /* Return the next parameter. */
&lParameterStringLength /* Store the parameter string length. */
);
/* Sanity check something was returned. */
configASSERT( pcParameter );
/* Return the parameter string. */
memset( pcWriteBuffer, 0x00, xWriteBufferLen );
sprintf( pcWriteBuffer, "%d: ", (int)lParameterNumber );
strncat( pcWriteBuffer, pcParameter, lParameterStringLength );
strncat( pcWriteBuffer, "\r\n", strlen( "\r\n" ) );
/* If this is the last of the three parameters then there are no more
strings to return after this one. */
if( lParameterNumber == 3L )
{
/* If this is the last of the three parameters then there are no more
strings to return after this one. */
xReturn = pdFALSE;
lParameterNumber = 0L;
}
else
{
/* There are more parameters to return after this one. */
xReturn = pdTRUE;
lParameterNumber++;
}
}
return xReturn;
}
/*-----------------------------------------------------------*/
static BaseType_t prvParameterEchoCommand( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString )
{
const char *pcParameter;
BaseType_t lParameterStringLength, xReturn;
static BaseType_t lParameterNumber = 0;
/* Remove compile time warnings about unused parameters, and check the
write buffer is not NULL. NOTE - for simplicity, this example assumes the
write buffer length is adequate, so does not check for buffer overflows. */
( void ) pcCommandString;
( void ) xWriteBufferLen;
configASSERT( pcWriteBuffer );
if( lParameterNumber == 0 )
{
/* The first time the function is called after the command has been
entered just a header string is returned. */
sprintf( pcWriteBuffer, "The parameters were:\r\n" );
/* Next time the function is called the first parameter will be echoed
back. */
lParameterNumber = 1L;
/* There is more data to be returned as no parameters have been echoed
back yet. */
xReturn = pdPASS;
}
else
{
/* Obtain the parameter string. */
pcParameter = FreeRTOS_CLIGetParameter
(
pcCommandString, /* The command string itself. */
lParameterNumber, /* Return the next parameter. */
&lParameterStringLength /* Store the parameter string length. */
);
if( pcParameter != NULL )
{
/* Return the parameter string. */
memset( pcWriteBuffer, 0x00, xWriteBufferLen );
sprintf( pcWriteBuffer, "%d: ", (int)lParameterNumber );
strncat( pcWriteBuffer, pcParameter, lParameterStringLength );
strncat( pcWriteBuffer, "\r\n", strlen( "\r\n" ) );
/* There might be more parameters to return after this one. */
xReturn = pdTRUE;
lParameterNumber++;
}
else
{
/* No more parameters were found. Make sure the write buffer does
not contain a valid string. */
pcWriteBuffer[ 0 ] = 0x00;
/* No more data to return. */
xReturn = pdFALSE;
/* Start over the next time this command is executed. */
lParameterNumber = 0;
}
}
return xReturn;
}
static BaseType_t prvTickless( char *pcWriteBuffer, size_t xWriteBufferLen, const char *pcCommandString )
{
const char *pcParameter;
BaseType_t lParameterStringLength;
/* Get parameter */
pcParameter = FreeRTOS_CLIGetParameter(pcCommandString, 1, &lParameterStringLength);
if (pcParameter != NULL) {
if (pcParameter[0] == '0') {
disable_tickless = 1;
pcWriteBuffer += snprintf(pcWriteBuffer, xWriteBufferLen, "Tick-less mode disabled\r\n");
} else if (pcParameter[0] == '1') {
pcWriteBuffer += snprintf(pcWriteBuffer, xWriteBufferLen, "Tick-less mode enabled\r\n");
disable_tickless = 0;
} else {
pcWriteBuffer += snprintf(pcWriteBuffer, xWriteBufferLen, "Must supply 0 (Disable) or 1 (Enable)\r\n");
}
} else {
pcWriteBuffer += snprintf(pcWriteBuffer, xWriteBufferLen, "Must supply 0 (Disable) or 1 (Enable)\r\n");
}
return pdFALSE;
}
Hello_World_FreeRTOS/FreeRTOSConfig.h 0 → 100644
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/*******************************************************************************
* Copyright (C) 2015 Maxim Integrated Products, Inc., 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 MAXIM INTEGRATED 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.
*
* Except as contained in this notice, the name of Maxim Integrated
* Products, Inc. shall not be used except as stated in the Maxim Integrated
* Products, Inc. Branding Policy.
*
* The mere transfer of this software does not imply any licenses
* of trade secrets, proprietary technology, copyrights, patents,
* trademarks, maskwork rights, or any other form of intellectual
* property whatsoever. Maxim Integrated Products, Inc. retains all
* ownership rights.
*
* $Id: FreeRTOSConfig.h 22182 2016-03-30 23:42:14Z zach.metzinger $
*
*******************************************************************************
*/
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H
#include "max32665.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.
*----------------------------------------------------------*/
/* CMSIS keeps a global updated with current system clock in Hz */
#define configCPU_CLOCK_HZ ((unsigned long)120000000)
/* Tick-less idle forces a 32768 Hz RTC-derived SysTick source, and a 256 Hz task tick */
#define configUSE_TICKLESS_IDLE 1
#ifdef configUSE_TICKLESS_IDLE
#define configSYSTICK_CLK_HZ ((unsigned long)32768)
#define configTICK_RATE_HZ ((portTickType)256)
#else
#define configTICK_RATE_HZ ((portTickType)1000)
#endif
#define configTOTAL_HEAP_SIZE ((size_t)(26 * 1024))
#define configMINIMAL_STACK_SIZE ((unsigned short)128)
#define configMAX_PRIORITIES 5
#define configUSE_PREEMPTION 0
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configUSE_CO_ROUTINES 0
#define configUSE_16_BIT_TICKS 0
#define configUSE_MUTEXES 1
/* Run time and task stats gathering related definitions. */
#define configUSE_TRACE_FACILITY 1
#define configUSE_STATS_FORMATTING_FUNCTIONS 1
/* Set the following definitions to 1 to include the API function, or zero
to exclude the API function. */
#define INCLUDE_vTaskPrioritySet 0
#define INCLUDE_vTaskDelete 0
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_uxTaskPriorityGet 0
#define INCLUDE_vTaskDelay 1
/* # of priority bits (configured in hardware) is provided by CMSIS */
#define configPRIO_BITS __NVIC_PRIO_BITS
/* Priority 7, or 255 as only the top three bits are implemented. This is the lowest priority. */
#define configKERNEL_INTERRUPT_PRIORITY ( ( unsigned char ) 7 << ( 8 - configPRIO_BITS) )
/* Priority 5, or 160 as only the top three bits are implemented. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( ( unsigned char ) 5 << ( 8 - configPRIO_BITS) )
/* Alias the default handler names to match CMSIS weak symbols */
#define vPortSVCHandler SVC_Handler
#define xPortPendSVHandler PendSV_Handler
#define xPortSysTickHandler SysTick_Handler
#ifdef configUSE_TICKLESS_IDLE
#define configRTC_TICK_RATE_HZ ((portTickType)4096)
/* Provide routines for tickless idle pre- and post- processing */
void vPreSleepProcessing( unsigned long * );
void vPostSleepProcessing( unsigned long );
#define configPRE_SLEEP_PROCESSING( idletime ) vPreSleepProcessing( &idletime );
#define configPOST_SLEEP_PROCESSING( idletime ) vPostSleepProcessing( idletime );
#endif
/* FreeRTOS+CLI requires this size to be defined, but we do not use it */
#define configCOMMAND_INT_MAX_OUTPUT_SIZE 1
#endif /* FREERTOS_CONFIG_H */
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################################################################################
# Copyright (C) 2016 Maxim Integrated Products, Inc., 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 MAXIM INTEGRATED 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.
#
# Except as contained in this notice, the name of Maxim Integrated
# Products, Inc. shall not be used except as stated in the Maxim Integrated
# Products, Inc. Branding Policy.
#
# The mere transfer of this software does not imply any licenses
# of trade secrets, proprietary technology, copyrights, patents,
# trademarks, maskwork rights, or any other form of intellectual
# property whatsoever. Maxim Integrated Products, Inc. retains all
# ownership rights.
#
###############################################################################
# This is the name of the build output file
ifeq "$(PROJECT)" ""
PROJECT=max32665
endif
# Specify the target processor
ifeq "$(TARGET)" ""
TARGET=MAX32665
endif
# Create Target name variables
TARGET_UC:=$(shell echo $(TARGET) | tr a-z A-Z)
TARGET_LC:=$(shell echo $(TARGET) | tr A-Z a-z)
# Select 'GCC' or 'IAR' compiler
COMPILER=GCC
# Specify the board used
ifeq "$(BOARD)" ""
#BOARD=EvKit_V1
BOARD=card10
endif
# This is the path to the CMSIS root directory
ifeq "$(MAXIM_PATH)" ""
LIBS_DIR=../sdk/Libraries
else
LIBS_DIR=/$(subst \,/,$(subst :,,$(MAXIM_PATH))/Firmware/$(TARGET_UC)/Libraries)
endif
CMSIS_ROOT=$(LIBS_DIR)/CMSIS
# Source files for this test (add path to VPATH below)
SRCS = main.c
SRCS += FreeRTOS_CLI.c
SRCS += CLI-commands.c
SRCS += freertos_tickless.c
SRCS += pmic.c
SRCS += bosch.c
SRCS += bhy_support.c bhy_uc_driver.c bhy.c
SRCS += MAX77650-Arduino-Library.c
SRCS += bme680.h
SRCS += bma400.c
# Where to find source files for this test
VPATH = .
# Where to find header files for this test
IPATH = .
IPATH += ../lib/card10
VPATH += ../lib/card10
IPATH += ../lib/bosch/BHy1_driver_and_MCU_solution/driver/inc
IPATH += ../lib/bosch/BHy1_driver_and_MCU_solution/examples/firmware/
VPATH += ../lib/bosch/BHy1_driver_and_MCU_solution/driver/src
IPATH += ../lib/maxim/MAX77650-Arduino-Library
VPATH += ../lib/maxim/MAX77650-Arduino-Library
IPATH += ../lib/bosch/BME680_driver
VPATH += ../lib/bosch/BME680_driver
IPATH += ../lib/bosch/BMA400-API
VPATH += ../lib/bosch/BMA400-API
# Enable assertion checking for development
PROJ_CFLAGS+=-DMXC_ASSERT_ENABLE
# Specify the target revision to override default
# "A2" in ASCII
# TARGET_REV=0x4132
# Use this variables to specify and alternate tool path
#TOOL_DIR=/opt/gcc-arm-none-eabi-4_8-2013q4/bin
# Use these variables to add project specific tool options
#PROJ_CFLAGS+=--specs=nano.specs
#PROJ_LDFLAGS+=--specs=nano.specs
PROJ_CFLAGS+=-std=c99
# Point this variable to a startup file to override the default file
#STARTUPFILE=start.S
# Override the default optimization level using this variable
#MXC_OPTIMIZE_CFLAGS=-O1
# Point this variable to a linker file to override the default file
ifneq "$(APP)" ""
LINKERFILE=$(CMSIS_ROOT)/Device/Maxim/$(TARGET_UC)/Source/GCC/$(TARGET_LC)_app.ld
endif
################################################################################
# Include external library makefiles here
# Include the BSP
BOARD_DIR=$(LIBS_DIR)/Boards/$(BOARD)
include $(BOARD_DIR)/board.mk
# Include the peripheral driver
PERIPH_DRIVER_DIR=$(LIBS_DIR)/$(TARGET_UC)PeriphDriver
include $(PERIPH_DRIVER_DIR)/periphdriver.mk
# Include the FreeRTOS library, and specify a local FreeRTOSConfig.h file
RTOS_CONFIG_DIR=.
RTOS_DIR=$(LIBS_DIR)/FreeRTOS
include $(RTOS_DIR)/freertos.mk
# Include the FreeRTOS-Plus-CLI (please read license file before using commercially)
IPATH +=$(LIBS_DIR)/FreeRTOS-Plus/Source/FreeRTOS-Plus-CLI
VPATH +=$(LIBS_DIR)/FreeRTOS-Plus/Source/FreeRTOS-Plus-CLI
################################################################################
# Include the rules for building for this target. All other makefiles should be
# included before this one.
include $(CMSIS_ROOT)/Device/Maxim/$(TARGET_UC)/Source/$(COMPILER)/$(TARGET_LC).mk
# The rule to clean out all the build products.
distclean: clean
$(MAKE) -C ${PERIPH_DRIVER_DIR} clean
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make clean
make APP=1
make build/max32665.bin
cp build/max32665.bin card10.bin
python ../bootloader/crc_patch.py card10.bin
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/*******************************************************************************
* Copyright (C) 2016 Maxim Integrated Products, Inc., 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 MAXIM INTEGRATED 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.
*
* Except as contained in this notice, the name of Maxim Integrated
* Products, Inc. shall not be used except as stated in the Maxim Integrated
* Products, Inc. Branding Policy.
*
* The mere transfer of this software does not imply any licenses
* of trade secrets, proprietary technology, copyrights, patents,
* trademarks, maskwork rights, or any other form of intellectual
* property whatsoever. Maxim Integrated Products, Inc. retains all
* ownership rights.
*******************************************************************************
*/
/* MXC */
#include "mxc_config.h"
#include "board.h"
#include "mxc_assert.h"
/* FreeRTOS includes */
#include "FreeRTOS.h"
#include "task.h"
/* Maxim CMSIS */
#include "lp.h"
#include "rtc.h"
#include "pwrseq_regs.h"
#define RTC_RATIO (configRTC_TICK_RATE_HZ / configTICK_RATE_HZ)
#define MAX_SNOOZE 0xFF
#define MIN_SYSTICK 2
#define MIN_RTC_TICKS 5
static uint32_t residual = 0;
/*
* Sleep-check function
*
* Your code should over-ride this weak function and return E_NO_ERROR if
* tickless sleep is permissible (ie. no UART/SPI/I2C activity). Any other
* return code will prevent FreeRTOS from entering tickless idle.
*/
__attribute__((weak)) int freertos_permit_tickless(void)
{
return E_NO_ERROR;
}
/*
* This function overrides vPortSuppressTicksAndSleep in portable/.../ARM_CM4F/port.c
*
* DEEPSLEEP mode will stop SysTick from counting, so that can't be
* used to wake up. Instead, calculate a wake-up period for the RTC to
* interrupt the WFI and continue execution.
*
*/
void vPortSuppressTicksAndSleep( TickType_t xExpectedIdleTime )
{
volatile uint32_t rtc_ticks, rtc_ss_val;
volatile uint32_t actual_ticks;
volatile uint32_t pre_capture, post_capture;
gpio_cfg_t uart_rx_pin = {PORT_0, PIN_10, GPIO_FUNC_IN, GPIO_PAD_PULL_UP};
/* Example:
*
* configTICK_RATE_HZ 512
* configRTC_TICK_RATE_HZ 4096
*
* RTC is 8x more accurate than the normal tick in this case. We can accumulate an error term and
* fix up when called again as the error term equals 1 task tick
*/
/* We do not currently handle to case where the RTC is slower than the RTOS tick */
MXC_ASSERT(configRTC_TICK_RATE_HZ >= configTICK_RATE_HZ);
if (SysTick->VAL < MIN_SYSTICK) {
/* Avoid sleeping too close to a systick interrupt */
return;
}
/* Deep sleep time is limited */
if (xExpectedIdleTime > (MAX_SNOOZE / RTC_RATIO)) {
xExpectedIdleTime = (MAX_SNOOZE / RTC_RATIO);
}
/* Calculate the number of RTC ticks, but we need a few ticks to synchronize */
rtc_ticks = (xExpectedIdleTime - 4UL) * RTC_RATIO;
if ((xExpectedIdleTime < 5) || (rtc_ticks < MIN_RTC_TICKS)) {
/* Finish out the rest of this tick with normal sleep */
LP_EnterSleepMode();
return;
}
/* Enter a critical section but don't use the taskENTER_CRITICAL()
method as that will mask interrupts that should exit sleep mode. */
__asm volatile( "cpsid i" );
/* If a context switch is pending or a task is waiting for the scheduler
to be unsuspended then abandon the low power entry. */
/* Also check the MXC drivers for any in-progress activity */
if ((eTaskConfirmSleepModeStatus() == eAbortSleep) ||
(freertos_permit_tickless() != E_NO_ERROR)) {
/* Re-enable interrupts - see comments above the cpsid instruction()
above. */
__asm volatile( "cpsie i" );
return;
}
/* Use sub-second roll-over to wake up */
rtc_ss_val = 0xFFFFFFFF - (rtc_ticks - 1);
RTC_SetSubsecondAlarm(MXC_RTC, rtc_ss_val);
MXC_RTC->ctrl &= ~(MXC_F_RTC_CTRL_ALSF);
RTC_EnableSubsecondInterrupt(MXC_RTC);
/* Pin used for UART RX must have GPIO interrupt enabled */
GPIO_IntEnable(&uart_rx_pin);
/* Snapshot the current RTC value */
pre_capture = MXC_RTC->ssec;
/* Sleep */
LP_EnterDeepSleepMode();
/* -- WAKE HERE -- */
/* We'll need to wait for the RTC to synchronize */
MXC_RTC->ctrl &= ~MXC_F_RTC_CTRL_RDY;
/* Remove interrupt flag and configuration for GPIO on UART RX pin */
GPIO_IntClr(&uart_rx_pin);
GPIO_IntDisable(&uart_rx_pin);
/* Snapshot the current RTC value */
while (!(MXC_RTC->ctrl & MXC_F_RTC_CTRL_RDY));
post_capture = MXC_RTC->ssec;
/* Dermine wake cause */
if (MXC_RTC->ctrl & MXC_F_RTC_CTRL_ALSF) {
/* RTC woke the processor */
actual_ticks = rtc_ticks;
} else {
/* Determine the actual duration of sleep */
if (post_capture < pre_capture) {
/* Rollover */
post_capture += 0x1000;
}
actual_ticks = post_capture - pre_capture;
if (actual_ticks > rtc_ticks) {
/* Assert or just fix up */
MXC_ASSERT_FAIL();
actual_ticks = rtc_ticks;
}
if (RTC_RATIO > 1) {
/* Add residual from any previous early wake */
actual_ticks += residual;
/* Find new residual */
residual = actual_ticks % RTC_RATIO;
}
}
/* RTC sub-second interrupt no longer desired */
RTC_DisableSubsecondInterrupt(MXC_RTC);
MXC_RTC->ctrl &= ~(MXC_F_RTC_CTRL_ALSF);
/* Re-enable interrupts - see comments above the cpsid instruction()
above. */
__asm volatile( "cpsie i" );
/*
* Advance ticks by # actually elapsed
*/
portENTER_CRITICAL();
/* Future enhancement: Compare time in seconds to RTC and slew to correct */
vTaskStepTick( actual_ticks / RTC_RATIO );
portEXIT_CRITICAL();
}
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/*******************************************************************************
* Copyright (C) 2016 Maxim Integrated Products, Inc., 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 MAXIM INTEGRATED 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.
*
* Except as contained in this notice, the name of Maxim Integrated
* Products, Inc. shall not be used except as stated in the Maxim Integrated
* Products, Inc. Branding Policy.
*
* The mere transfer of this software does not imply any licenses
* of trade secrets, proprietary technology, copyrights, patents,
* trademarks, maskwork rights, or any other form of intellectual
* property whatsoever. Maxim Integrated Products, Inc. retains all
* ownership rights.
*******************************************************************************
*/
/* config.h is the required application configuration; RAM layout, stack, chip type etc. */
#include "mxc_config.h"
#include "board.h"
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/stat.h>
/* FreeRTOS */
#include "FreeRTOS.h"
#include "task.h"
#include "semphr.h"
/* FreeRTOS+ */
#include "FreeRTOS_CLI.h"
/* Maxim CMSIS SDK */
#include "rtc.h"
#include "uart.h"
#include "lp.h"
#include "led.h"
#include "board.h"
/* FreeRTOS+CLI */
void vRegisterCLICommands(void);
/* Mutual exclusion (mutex) semaphores */
SemaphoreHandle_t xGPIOmutex;
/* Task IDs */
TaskHandle_t cmd_task_id;
/* Enables/disables tick-less mode */
unsigned int disable_tickless = 1;
/* Stringification macros */
#define STRING(x) STRING_(x)
#define STRING_(x) #x
/* Console ISR selection */
#if (CONSOLE_UART==0)
#define UARTx_IRQHandler UART0_IRQHandler
#define UARTx_IRQn UART0_IRQn
#elif (CONSOLE_UART==1)
#define UARTx_IRQHandler UART1_IRQHandler
#define UARTx_IRQn UART1_IRQn
#else
#error "Please update ISR macro for UART CONSOLE_UART"
#endif
mxc_uart_regs_t *ConsoleUART = MXC_UART_GET_UART(CONSOLE_UART);
/* Array sizes */
#define CMD_LINE_BUF_SIZE 80
#define OUTPUT_BUF_SIZE 512
/* =| vTask0 |============================================
*
* This task blinks LED0 at a 0.5Hz rate, and does not
* drift due to the use of vTaskDelayUntil(). It may have
* jitter, however, due to any higher-priority task or
* interrupt causing delays in scheduling.
*
* =======================================================
*/
void vTask0(void *pvParameters)
{
TickType_t xLastWakeTime;
unsigned int x = LED_OFF;
/* Get task start time */
xLastWakeTime = xTaskGetTickCount();
while (1) {
/* Protect hardware access with mutex
*
* Note: This is not strictly necessary, since GPIO_SetOutVal() is implemented with bit-band
* access, which is inherently task-safe. However, for other drivers, this would be required.
*
*/
if (xSemaphoreTake(xGPIOmutex, portMAX_DELAY) == pdTRUE) {
if (x == LED_OFF) {
x = LED_ON;
} else {
x = LED_OFF;
}
/* Return the mutex after we have modified the hardware state */
xSemaphoreGive(xGPIOmutex);
}
/* Wait 1 second until next run */
vTaskDelayUntil(&xLastWakeTime, configTICK_RATE_HZ);
}
}
/* =| vTask1 |============================================
*
* This task blinks LED1 at a 0.5Hz rate, and does not
* drift due to the use of vTaskDelayUntil(). It may have
* jitter, however, due to any higher-priority task or
* interrupt causing delays in scheduling.
*
* NOTE: The MAX32660 EV Kit has only 1 LED, so this task
* does not blink an LED.
*
* =======================================================
*/
void vTask1(void *pvParameters)
{
TickType_t xLastWakeTime;
unsigned int x = LED_ON;
/* Get task start time */
xLastWakeTime = xTaskGetTickCount();
while (1) {
/* Protect hardware access with mutex
*
* Note: This is not strictly necessary, since GPIO_SetOutVal() is implemented with bit-band
* access, which is inherently task-safe. However, for other drivers, this would be required.
*
*/
if (xSemaphoreTake(xGPIOmutex, portMAX_DELAY) == pdTRUE) {
if (x == LED_OFF) {
LED_On(0);
x = LED_ON;
} else {
LED_Off(0);
x = LED_OFF;
}
/* Return the mutex after we have modified the hardware state */
xSemaphoreGive(xGPIOmutex);
}
/* Wait 1 second until next run */
vTaskDelayUntil(&xLastWakeTime, configTICK_RATE_HZ);
}
}
/* =| vTickTockTask |============================================
*
* This task writes the current RTOS tick time to the console
*
* =======================================================
*/
void vTickTockTask(void *pvParameters)
{
TickType_t ticks = 0;
TickType_t xLastWakeTime;
/* Get task start time */
xLastWakeTime = xTaskGetTickCount();
while (1) {
ticks = xTaskGetTickCount();
printf("Uptime is 0x%08x (%u seconds), tickless-idle is %s\n",
ticks, ticks / configTICK_RATE_HZ,
disable_tickless ? "disabled" : "ENABLED");
vTaskDelayUntil(&xLastWakeTime, (configTICK_RATE_HZ * 60));
}
}
/* =| UART0_IRQHandler |======================================
*
* This function overrides the weakly-declared interrupt handler
* in system_max326xx.c and is needed for asynchronous UART
* calls to work properly
*
* ===========================================================
*/
void UARTx_IRQHandler(void)
{
UART_Handler(ConsoleUART);
}
/* =| vCmdLineTask_cb |======================================
*
* Callback on asynchronous reads to wake the waiting command
* processor task
*
* ===========================================================
*/
void vCmdLineTask_cb(uart_req_t *req, int error)
{
BaseType_t xHigherPriorityTaskWoken;
/* Wake the task */
xHigherPriorityTaskWoken = pdFALSE;
vTaskNotifyGiveFromISR(cmd_task_id, &xHigherPriorityTaskWoken);
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
}
/* =| vCmdLineTask |======================================
*
* The command line task provides a prompt on the serial
* interface and takes input from the user to evaluate
* via the FreeRTOS+CLI parser.
*
* NOTE: FreeRTOS+CLI is part of FreeRTOS+ and has
* different licensing requirements. Please see
* http://www.freertos.org/FreeRTOS-Plus for more information
*
* =======================================================
*/
void vCmdLineTask(void *pvParameters)
{
unsigned char tmp;
unsigned int index; /* Index into buffer */
unsigned int x;
char buffer[CMD_LINE_BUF_SIZE]; /* Buffer for input */
char output[OUTPUT_BUF_SIZE]; /* Buffer for output */
BaseType_t xMore;
uart_req_t async_read_req;
gpio_cfg_t uart_rx_pin = {PORT_0, PIN_10, GPIO_FUNC_IN, GPIO_PAD_NONE};
memset(buffer, 0, CMD_LINE_BUF_SIZE);
index = 0;
/* Register available CLI commands */
vRegisterCLICommands();
#if configUSE_TICKLESS_IDLE
/* Configure wake-up for GPIO pin corresponding to the UART RX line */
LP_EnableGPIOWakeup(&uart_rx_pin);
GPIO_IntConfig(&uart_rx_pin, GPIO_INT_EDGE, GPIO_INT_FALLING);
#endif
/* Enable UART0 interrupt */
NVIC_ClearPendingIRQ(UARTx_IRQn);
NVIC_DisableIRQ(UARTx_IRQn);
NVIC_SetPriority(UARTx_IRQn, 1);
NVIC_EnableIRQ(UARTx_IRQn);
/* Async read will be used to wake process */
async_read_req.data = &tmp;
async_read_req.len = 1;
async_read_req.callback = vCmdLineTask_cb;
printf("\nEnter 'help' to view a list of available commands.\n");
printf("cmd> ");
fflush(stdout);
while (1) {
/* Register async read request */
if (UART_ReadAsync(ConsoleUART, &async_read_req) != E_NO_ERROR) {
printf("Error registering async request. Command line unavailable.\n");
vTaskDelay(portMAX_DELAY);
}
/* Hang here until ISR wakes us for a character */
ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
/* Check that we have a valid character */
if (async_read_req.num > 0) {
/* Process character */
do {
if (tmp == 0x08) {
/* Backspace */
if (index > 0) {
index--;
printf("\x08 \x08");
}
fflush(stdout);
} else if (tmp == 0x03) {
/* ^C abort */
index = 0;
printf("^C");
printf("\ncmd> ");
fflush(stdout);
} else if ((tmp == '\r') ||
(tmp == '\n')) {
printf("\r\n");
/* Null terminate for safety */
buffer[index] = 0x00;
/* Evaluate */
do {
xMore = FreeRTOS_CLIProcessCommand(buffer, output, OUTPUT_BUF_SIZE);
/* If xMore == pdTRUE, then output buffer contains no null termination, so
* we know it is OUTPUT_BUF_SIZE. If pdFALSE, we can use strlen.
*/
for (x = 0; x < (xMore == pdTRUE ? OUTPUT_BUF_SIZE : strlen(output)) ; x++) {
putchar(*(output+x));
}
} while (xMore != pdFALSE);
/* New prompt */
index = 0;
printf("\ncmd> ");
fflush(stdout);
} else if (index < CMD_LINE_BUF_SIZE) {
putchar(tmp);
buffer[index++] = tmp;
fflush(stdout);
} else {
/* Throw away data and beep terminal */
putchar(0x07);
fflush(stdout);
}
/* If more characters are ready, process them here */
} while ((UART_NumReadAvail(MXC_UART_GET_UART(CONSOLE_UART)) > 0) &&
UART_Read(MXC_UART_GET_UART(CONSOLE_UART), (uint8_t *)&tmp, 1, NULL));
}
}
}
#if configUSE_TICKLESS_IDLE
/* =| freertos_permit_tickless |==========================
*
* Determine if any hardware activity should prevent
* low-power tickless operation.
*
* =======================================================
*/
int freertos_permit_tickless(void)
{
if (disable_tickless == 1) {
return E_BUSY;
}
return UART_PrepForSleep(MXC_UART_GET_UART(CONSOLE_UART));
}
#endif
void RTC_IRQHandler(void)
{
MXC_RTC->ctrl &= ~(MXC_F_RTC_CTRL_ALSF);
}
/* =| main |==============================================
*
* This program demonstrates FreeRTOS tasks, mutexes,
* and the FreeRTOS+CLI extension.
*
* =======================================================
*/
int main(void)
{
#if configUSE_TICKLESS_IDLE
uart_cfg_t uart_cfg = {
.parity = UART_PARITY_DISABLE,
.size = UART_DATA_SIZE_8_BITS,
.stop = UART_STOP_1,
.flow = UART_FLOW_CTRL_DIS,
.pol = UART_FLOW_POL_DIS,
.baud = 115200,
.clksel = UART_CLKSEL_SYSTEM
};
sys_cfg_uart_t uart_sys_cfg = {MAP_A, Enable};
/* The RTC must be enabled for tickless operation */
RTC_Init(MXC_RTC, 0, 0, NULL);
RTC_EnableRTCE(MXC_RTC);
NVIC_ClearPendingIRQ(RTC_IRQn);
NVIC_EnableIRQ(RTC_IRQn);
LP_EnableRTCAlarmWakeup();
/* If running tickless idle, must reduce baud rate to avoid losing character */
if (UART_Init(ConsoleUART, &uart_cfg, &uart_sys_cfg) != E_NO_ERROR) {
MXC_ASSERT_FAIL();
}
#endif
/* Print banner (RTOS scheduler not running) */
printf("\n-=- %s FreeRTOS (%s) Demo -=-\n", STRING(TARGET), tskKERNEL_VERSION_NUMBER);
#if configUSE_TICKLESS_IDLE
printf("Tickless idle is configured. Type 'tickless 1' to enable.\n");
#endif
/* Create mutexes */
xGPIOmutex = xSemaphoreCreateMutex();
if (xGPIOmutex == NULL) {
printf("xSemaphoreCreateMutex failed to create a mutex.\n");
} else {
/* Configure task */
if ((xTaskCreate(vTask0, (const char *)"Task0",
configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY+1, NULL) != pdPASS) ||
(xTaskCreate(vTask1, (const char *)"Task1",
configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY+1, NULL) != pdPASS) ||
(xTaskCreate(vTickTockTask, (const char *)"TickTock",
2*configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY+2, NULL) != pdPASS) ||
(xTaskCreate(vCmdLineTask, (const char *)"CmdLineTask",
configMINIMAL_STACK_SIZE+CMD_LINE_BUF_SIZE+OUTPUT_BUF_SIZE, NULL, tskIDLE_PRIORITY+1, &cmd_task_id) != pdPASS)) {
printf("xTaskCreate() failed to create a task.\n");
} else {
/* Start scheduler */
printf("Starting scheduler.\n");
vTaskStartScheduler();
}
}
/* This code is only reached if the scheduler failed to start */
printf("ERROR: FreeRTOS did not start due to above error!\n");
while (1) {
__NOP();
}
/* Quiet GCC warnings */
return -1;
}
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