/*----------------------------------------------------------------------------
* CMSIS-RTOS - RTX
*----------------------------------------------------------------------------
* Name: RTX_Conf_CM.C
* Purpose: Configuration of CMSIS RTX Kernel for Cortex-M
* Rev.: V4.70.1
*----------------------------------------------------------------------------
*
* Copyright (c) 1999-2009 KEIL, 2009-2016 ARM Germany GmbH. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*---------------------------------------------------------------------------*/
#include "cmsis_os.h"
/*----------------------------------------------------------------------------
* RTX User configuration part BEGIN
*---------------------------------------------------------------------------*/
//-------- <<< Use Configuration Wizard in Context Menu >>> -----------------
//
// Thread Configuration
// =======================
//
// Number of concurrent running user threads <1-250>
// Defines max. number of user threads that will run at the same time.
// Default: 6
#ifndef OS_TASKCNT
#define OS_TASKCNT 6
#endif
// Default Thread stack size [bytes] <64-4096:8><#/4>
// Defines default stack size for threads with osThreadDef stacksz = 0
// Default: 200
#ifndef OS_STKSIZE
#define OS_STKSIZE 50 // this stack size value is in words
#endif
// Main Thread stack size [bytes] <64-32768:8><#/4>
// Defines stack size for main thread.
// Default: 200
#ifndef OS_MAINSTKSIZE
#define OS_MAINSTKSIZE 256 // this stack size value is in words
#endif
// Number of threads with user-provided stack size <0-250>
// Defines the number of threads with user-provided stack size.
// Default: 0
#ifndef OS_PRIVCNT
#define OS_PRIVCNT 4
#endif
// Total stack size [bytes] for threads with user-provided stack size <0-1048576:8><#/4>
// Defines the combined stack size for threads with user-provided stack size.
// Default: 0
#ifndef OS_PRIVSTKSIZE
#define OS_PRIVSTKSIZE 16384 // this stack size value is in words
#endif
// Stack overflow checking
// Enable stack overflow checks at thread switch.
// Enabling this option increases slightly the execution time of a thread switch.
#ifndef OS_STKCHECK
#define OS_STKCHECK 1
#endif
// Stack usage watermark
// Initialize thread stack with watermark pattern for analyzing stack usage (current/maximum) in System and Thread Viewer.
// Enabling this option increases significantly the execution time of osThreadCreate.
#ifndef OS_STKINIT
#define OS_STKINIT 0
#endif
// Processor mode for thread execution
// <0=> Unprivileged mode
// <1=> Privileged mode
// Default: Privileged mode
#ifndef OS_RUNPRIV
#define OS_RUNPRIV 1
#endif
//
// RTX Kernel Timer Tick Configuration
// ======================================
// Use Cortex-M SysTick timer as RTX Kernel Timer
// Cortex-M processors provide in most cases a SysTick timer that can be used as
// as time-base for RTX.
#ifndef OS_SYSTICK
#define OS_SYSTICK 1
#endif
//
// RTOS Kernel Timer input clock frequency [Hz] <1-1000000000>
// Defines the input frequency of the RTOS Kernel Timer.
// When the Cortex-M SysTick timer is used, the input clock
// is on most systems identical with the core clock.
#ifndef OS_CLOCK
#define OS_CLOCK 216000000
#endif
// RTX Timer tick interval value [us] <1-1000000>
// The RTX Timer tick interval value is used to calculate timeout values.
// When the Cortex-M SysTick timer is enabled, the value also configures the SysTick timer.
// Default: 1000 (1ms)
#ifndef OS_TICK
#define OS_TICK 1000
#endif
//
// System Configuration
// =======================
//
// Round-Robin Thread switching
// ===============================
//
// Enables Round-Robin Thread switching.
#ifndef OS_ROBIN
#define OS_ROBIN 1
#endif
// Round-Robin Timeout [ticks] <1-1000>
// Defines how long a thread will execute before a thread switch.
// Default: 5
#ifndef OS_ROBINTOUT
#define OS_ROBINTOUT 5
#endif
//
// User Timers
// ==============
// Enables user Timers
#ifndef OS_TIMERS
#define OS_TIMERS 1
#endif
// Timer Thread Priority
// <1=> Low
// <2=> Below Normal <3=> Normal <4=> Above Normal
// <5=> High
// <6=> Realtime (highest)
// Defines priority for Timer Thread
// Default: High
#ifndef OS_TIMERPRIO
#define OS_TIMERPRIO 5
#endif
// Timer Thread stack size [bytes] <64-4096:8><#/4>
// Defines stack size for Timer thread.
// Default: 200
#ifndef OS_TIMERSTKSZ
#define OS_TIMERSTKSZ 50 // this stack size value is in words
#endif
// Timer Callback Queue size <1-32>
// Number of concurrent active timer callback functions.
// Default: 4
#ifndef OS_TIMERCBQS
#define OS_TIMERCBQS 4
#endif
//
// ISR FIFO Queue size<4=> 4 entries <8=> 8 entries
// <12=> 12 entries <16=> 16 entries
// <24=> 24 entries <32=> 32 entries
// <48=> 48 entries <64=> 64 entries
// <96=> 96 entries
// ISR functions store requests to this buffer,
// when they are called from the interrupt handler.
// Default: 16 entries
#ifndef OS_FIFOSZ
#define OS_FIFOSZ 16
#endif
//
//------------- <<< end of configuration section >>> -----------------------
// Standard library system mutexes
// ===============================
// Define max. number system mutexes that are used to protect
// the arm standard runtime library. For microlib they are not used.
#ifndef OS_MUTEXCNT
#define OS_MUTEXCNT 8
#endif
/*----------------------------------------------------------------------------
* RTX User configuration part END
*---------------------------------------------------------------------------*/
#define OS_TRV ((uint32_t)(((double)OS_CLOCK*(double)OS_TICK)/1E6)-1)
/*----------------------------------------------------------------------------
* Global Functions
*---------------------------------------------------------------------------*/
/*--------------------------- os_idle_demon ---------------------------------*/
/// \brief The idle demon is running when no other thread is ready to run
void os_idle_demon (void) {
for (;;) {
/* HERE: include optional user code to be executed when no thread runs.*/
}
}
#if (OS_SYSTICK == 0) // Functions for alternative timer as RTX kernel timer
/*--------------------------- os_tick_init ----------------------------------*/
/// \brief Initializes an alternative hardware timer as RTX kernel timer
/// \return IRQ number of the alternative hardware timer
int os_tick_init (void) {
return (-1); /* Return IRQ number of timer (0..239) */
}
/*--------------------------- os_tick_val -----------------------------------*/
/// \brief Get alternative hardware timer's current value (0 .. OS_TRV)
/// \return Current value of the alternative hardware timer
uint32_t os_tick_val (void) {
return (0);
}
/*--------------------------- os_tick_ovf -----------------------------------*/
/// \brief Get alternative hardware timer's overflow flag
/// \return Overflow flag\n
/// - 1 : overflow
/// - 0 : no overflow
uint32_t os_tick_ovf (void) {
return (0);
}
/*--------------------------- os_tick_irqack --------------------------------*/
/// \brief Acknowledge alternative hardware timer interrupt
void os_tick_irqack (void) {
/* ... */
}
#endif // (OS_SYSTICK == 0)
/*--------------------------- os_error --------------------------------------*/
/* OS Error Codes */
#define OS_ERROR_STACK_OVF 1
#define OS_ERROR_FIFO_OVF 2
#define OS_ERROR_MBX_OVF 3
#define OS_ERROR_TIMER_OVF 4
extern osThreadId svcThreadGetId (void);
/// \brief Called when a runtime error is detected
/// \param[in] error_code actual error code that has been detected
void os_error (uint32_t error_code) {
/* HERE: include optional code to be executed on runtime error. */
switch (error_code) {
case OS_ERROR_STACK_OVF:
/* Stack overflow detected for the currently running task. */
/* Thread can be identified by calling svcThreadGetId(). */
break;
case OS_ERROR_FIFO_OVF:
/* ISR FIFO Queue buffer overflow detected. */
break;
case OS_ERROR_MBX_OVF:
/* Mailbox overflow detected. */
break;
case OS_ERROR_TIMER_OVF:
/* User Timer Callback Queue overflow detected. */
break;
default:
break;
}
for (;;);
}
/*----------------------------------------------------------------------------
* RTX Configuration Functions
*---------------------------------------------------------------------------*/
#include "RTX_CM_lib.h"
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/