mirror of
https://github.com/cesanta/mongoose.git
synced 2024-12-30 21:25:40 +08:00
305 lines
9.8 KiB
C
305 lines
9.8 KiB
C
/*----------------------------------------------------------------------------
|
|
* 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 >>> -----------------
|
|
//
|
|
// <h>Thread Configuration
|
|
// =======================
|
|
//
|
|
// <o>Number of concurrent running user threads <1-250>
|
|
// <i> Defines max. number of user threads that will run at the same time.
|
|
// <i> Default: 6
|
|
#ifndef OS_TASKCNT
|
|
#define OS_TASKCNT 6
|
|
#endif
|
|
|
|
// <o>Default Thread stack size [bytes] <64-4096:8><#/4>
|
|
// <i> Defines default stack size for threads with osThreadDef stacksz = 0
|
|
// <i> Default: 200
|
|
#ifndef OS_STKSIZE
|
|
#define OS_STKSIZE 50 // this stack size value is in words
|
|
#endif
|
|
|
|
// <o>Main Thread stack size [bytes] <64-32768:8><#/4>
|
|
// <i> Defines stack size for main thread.
|
|
// <i> Default: 200
|
|
#ifndef OS_MAINSTKSIZE
|
|
#define OS_MAINSTKSIZE 256 // this stack size value is in words
|
|
#endif
|
|
|
|
// <o>Number of threads with user-provided stack size <0-250>
|
|
// <i> Defines the number of threads with user-provided stack size.
|
|
// <i> Default: 0
|
|
#ifndef OS_PRIVCNT
|
|
#define OS_PRIVCNT 4
|
|
#endif
|
|
|
|
// <o>Total stack size [bytes] for threads with user-provided stack size <0-1048576:8><#/4>
|
|
// <i> Defines the combined stack size for threads with user-provided stack size.
|
|
// <i> Default: 0
|
|
#ifndef OS_PRIVSTKSIZE
|
|
#define OS_PRIVSTKSIZE 16384 // this stack size value is in words
|
|
#endif
|
|
|
|
// <q>Stack overflow checking
|
|
// <i> Enable stack overflow checks at thread switch.
|
|
// <i> Enabling this option increases slightly the execution time of a thread switch.
|
|
#ifndef OS_STKCHECK
|
|
#define OS_STKCHECK 1
|
|
#endif
|
|
|
|
// <q>Stack usage watermark
|
|
// <i> Initialize thread stack with watermark pattern for analyzing stack usage (current/maximum) in System and Thread Viewer.
|
|
// <i> Enabling this option increases significantly the execution time of osThreadCreate.
|
|
#ifndef OS_STKINIT
|
|
#define OS_STKINIT 0
|
|
#endif
|
|
|
|
// <o>Processor mode for thread execution
|
|
// <0=> Unprivileged mode
|
|
// <1=> Privileged mode
|
|
// <i> Default: Privileged mode
|
|
#ifndef OS_RUNPRIV
|
|
#define OS_RUNPRIV 1
|
|
#endif
|
|
|
|
// </h>
|
|
|
|
// <h>RTX Kernel Timer Tick Configuration
|
|
// ======================================
|
|
// <q> Use Cortex-M SysTick timer as RTX Kernel Timer
|
|
// <i> Cortex-M processors provide in most cases a SysTick timer that can be used as
|
|
// <i> as time-base for RTX.
|
|
#ifndef OS_SYSTICK
|
|
#define OS_SYSTICK 1
|
|
#endif
|
|
//
|
|
// <o>RTOS Kernel Timer input clock frequency [Hz] <1-1000000000>
|
|
// <i> Defines the input frequency of the RTOS Kernel Timer.
|
|
// <i> When the Cortex-M SysTick timer is used, the input clock
|
|
// <i> is on most systems identical with the core clock.
|
|
#ifndef OS_CLOCK
|
|
#define OS_CLOCK 216000000
|
|
#endif
|
|
|
|
// <o>RTX Timer tick interval value [us] <1-1000000>
|
|
// <i> The RTX Timer tick interval value is used to calculate timeout values.
|
|
// <i> When the Cortex-M SysTick timer is enabled, the value also configures the SysTick timer.
|
|
// <i> Default: 1000 (1ms)
|
|
#ifndef OS_TICK
|
|
#define OS_TICK 1000
|
|
#endif
|
|
|
|
// </h>
|
|
|
|
// <h>System Configuration
|
|
// =======================
|
|
//
|
|
// <e>Round-Robin Thread switching
|
|
// ===============================
|
|
//
|
|
// <i> Enables Round-Robin Thread switching.
|
|
#ifndef OS_ROBIN
|
|
#define OS_ROBIN 1
|
|
#endif
|
|
|
|
// <o>Round-Robin Timeout [ticks] <1-1000>
|
|
// <i> Defines how long a thread will execute before a thread switch.
|
|
// <i> Default: 5
|
|
#ifndef OS_ROBINTOUT
|
|
#define OS_ROBINTOUT 5
|
|
#endif
|
|
|
|
// </e>
|
|
|
|
// <e>User Timers
|
|
// ==============
|
|
// <i> Enables user Timers
|
|
#ifndef OS_TIMERS
|
|
#define OS_TIMERS 1
|
|
#endif
|
|
|
|
// <o>Timer Thread Priority
|
|
// <1=> Low
|
|
// <2=> Below Normal <3=> Normal <4=> Above Normal
|
|
// <5=> High
|
|
// <6=> Realtime (highest)
|
|
// <i> Defines priority for Timer Thread
|
|
// <i> Default: High
|
|
#ifndef OS_TIMERPRIO
|
|
#define OS_TIMERPRIO 5
|
|
#endif
|
|
|
|
// <o>Timer Thread stack size [bytes] <64-4096:8><#/4>
|
|
// <i> Defines stack size for Timer thread.
|
|
// <i> Default: 200
|
|
#ifndef OS_TIMERSTKSZ
|
|
#define OS_TIMERSTKSZ 50 // this stack size value is in words
|
|
#endif
|
|
|
|
// <o>Timer Callback Queue size <1-32>
|
|
// <i> Number of concurrent active timer callback functions.
|
|
// <i> Default: 4
|
|
#ifndef OS_TIMERCBQS
|
|
#define OS_TIMERCBQS 4
|
|
#endif
|
|
|
|
// </e>
|
|
|
|
// <o>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
|
|
// <i> ISR functions store requests to this buffer,
|
|
// <i> when they are called from the interrupt handler.
|
|
// <i> Default: 16 entries
|
|
#ifndef OS_FIFOSZ
|
|
#define OS_FIFOSZ 16
|
|
#endif
|
|
|
|
// </h>
|
|
|
|
//------------- <<< 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
|
|
*---------------------------------------------------------------------------*/
|