/* * Quantum Leaps, www.state-machine.com * * Modified as follows: * - moved global RTX callback function definitions to bsp.c * - adapted for EK-TM4C123GXL clock speed * - adapted defaults for the DPP application */ /*---------------------------------------------------------------------------- * CMSIS-RTOS - RTX *---------------------------------------------------------------------------- * Name: RTX_Conf_CM.C * Purpose: Configuration of CMSIS RTX Kernel for Cortex-M * Rev.: V4.74 *---------------------------------------------------------------------------- * * Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH * All rights reserved. * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - Neither the name of ARM nor the names of its contributors may be used * to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. *---------------------------------------------------------------------------*/ #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 7 #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 64 // 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 64 // 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 1 #endif // Total stack size [words] 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 128 // this stack size value is in words #endif // Check for stack overflow // Includes the stack checking code for stack overflow. // Note that additional code reduces the Kernel performance. #ifndef OS_STKCHECK #define OS_STKCHECK 1 #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 50000000 #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 10000 #endif // // System Configuration // ======================= // // Round-Robin Thread switching // =============================== // // Enables Round-Robin Thread switching. #ifndef OS_ROBIN #define OS_ROBIN 0 #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 1 #endif // // User Timers // ============== // Enables user Timers #ifndef OS_TIMERS #define OS_TIMERS 0 #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 [words] <64-4096:8><#/4> // Defines stack size for Timer thread. // Default: 200 #ifndef OS_TIMERSTKSZ #define OS_TIMERSTKSZ 128 // 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 4 #endif /*---------------------------------------------------------------------------- * RTX User configuration part END *---------------------------------------------------------------------------*/ #define OS_TRV ((uint32_t)(((double)OS_CLOCK*(double)OS_TICK)/1E6)-1) /*---------------------------------------------------------------------------- * Global Functions *---------------------------------------------------------------------------*/ #if (OS_SYSTICK == 0) // Functions for alternative timer as RTX kernel timer extern int os_tick_init (void); extern uint32_t os_tick_val (void); extern uint32_t os_tick_ovf (void); extern void os_tick_irqack (void); /*--------------------------- os_tick_init ----------------------------------*/ // Initialize 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 -----------------------------------*/ // Get alternative hardware timer current value (0 .. OS_TRV) uint32_t os_tick_val (void) { return (0); } /*--------------------------- os_tick_ovf -----------------------------------*/ // Get alternative hardware timer overflow flag // Return: 1 - overflow, 0 - no overflow uint32_t os_tick_ovf (void) { return (0); } /*--------------------------- os_tick_irqack --------------------------------*/ // Acknowledge alternative hardware timer interrupt void os_tick_irqack (void) { /* ... */ } #endif // (OS_SYSTICK == 0) /*---------------------------------------------------------------------------- * RTX Configuration Functions *---------------------------------------------------------------------------*/ extern void rt_init_robin (void); extern void rt_chk_robin (void); extern void rt_stk_check (void); #include "RTX_CM_lib.h" /*---------------------------------------------------------------------------- * end of file *---------------------------------------------------------------------------*/