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yhjnjn
2025-10-18 16:51:59 +08:00
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CMSIS_5-develop/CMSIS/RTOS/RTX/INC/RTX_CM_lib.h Normal file
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/*----------------------------------------------------------------------------
* CMSIS-RTOS - RTX
*----------------------------------------------------------------------------
* Name: RTX_CM_LIB.H
* Purpose: RTX Kernel System Configuration
* Rev.: V4.82
*----------------------------------------------------------------------------
*
* Copyright (c) 1999-2009 KEIL, 2009-2019 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.
*---------------------------------------------------------------------------*/
#if defined (__CC_ARM)
#pragma O3
#define __USED __attribute__((used))
#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#define __USED __attribute__((used))
#elif defined (__GNUC__)
#pragma GCC optimize ("O3")
#define __USED __attribute__((used))
#elif defined (__ICCARM__)
#define __USED __root
#endif
/*----------------------------------------------------------------------------
* Definitions
*---------------------------------------------------------------------------*/
#define _declare_box(pool,size,cnt) uint32_t pool[(((size)+3)/4)*(cnt) + 3]
#define _declare_box8(pool,size,cnt) uint64_t pool[(((size)+7)/8)*(cnt) + 2]
#define OS_TCB_SIZE 52
#define OS_TMR_SIZE 8
#if (( defined(__CC_ARM) || \
(defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050))) && \
!defined(__MICROLIB))
typedef void *OS_ID;
typedef uint32_t OS_TID;
typedef uint32_t OS_MUT[4];
typedef uint32_t OS_RESULT;
#define runtask_id() rt_tsk_self()
#define mutex_init(m) rt_mut_init(m)
#define mutex_wait(m) os_mut_wait(m,0xFFFFU)
#define mutex_rel(m) os_mut_release(m)
extern uint8_t os_running;
extern OS_TID rt_tsk_self (void);
extern void rt_mut_init (OS_ID mutex);
extern OS_RESULT rt_mut_release (OS_ID mutex);
extern OS_RESULT rt_mut_wait (OS_ID mutex, uint16_t timeout);
#if defined(__CC_ARM)
#define os_mut_wait(mutex,timeout) _os_mut_wait((uint32_t)rt_mut_wait,mutex,timeout)
#define os_mut_release(mutex) _os_mut_release((uint32_t)rt_mut_release,mutex)
OS_RESULT _os_mut_release (uint32_t p, OS_ID mutex) __svc_indirect(0);
OS_RESULT _os_mut_wait (uint32_t p, OS_ID mutex, uint16_t timeout) __svc_indirect(0);
#else
__attribute__((always_inline))
static __inline OS_RESULT os_mut_release (OS_ID mutex) {
register uint32_t __rf __asm("r12") = (uint32_t)rt_mut_release;
register uint32_t __r0 __asm("r0") = (uint32_t)mutex;
__asm volatile \
( \
"svc 0" \
: "=r" (__r0) \
: "r" (__rf), "r" (__r0) \
: "r1", "r2" \
);
return (OS_RESULT)__r0;
}
__attribute__((always_inline))
static __inline OS_RESULT os_mut_wait (OS_ID mutex, uint16_t timeout) {
register uint32_t __rf __asm("r12") = (uint32_t)rt_mut_wait;
register uint32_t __r0 __asm("r0") = (uint32_t)mutex;
register uint32_t __r1 __asm("r1") = (uint32_t)timeout;
__asm volatile \
( \
"svc 0" \
: "=r" (__r0) \
: "r" (__rf), "r" (__r0), "r" (__r1) \
: "r2" \
);
return (OS_RESULT)__r0;
}
#endif
#endif
/*----------------------------------------------------------------------------
* Global Variables
*---------------------------------------------------------------------------*/
#if (OS_TASKCNT == 0)
#error "Invalid number of concurrent running threads!"
#endif
#if (OS_PRIVCNT >= OS_TASKCNT)
#error "Too many threads with user-provided stack size!"
#endif
#if (OS_TIMERS != 0)
#define OS_TASK_CNT (OS_TASKCNT + 1)
#define OS_PRIV_CNT (OS_PRIVCNT + 2)
#define OS_STACK_SZ (4*(OS_PRIVSTKSIZE+OS_MAINSTKSIZE+OS_TIMERSTKSZ))
#else
#define OS_TASK_CNT OS_TASKCNT
#define OS_PRIV_CNT (OS_PRIVCNT + 1)
#define OS_STACK_SZ (4*(OS_PRIVSTKSIZE+OS_MAINSTKSIZE))
#endif
#ifndef OS_STKINIT
#define OS_STKINIT 0
#endif
extern uint16_t const os_maxtaskrun;
extern uint32_t const os_stackinfo;
extern uint32_t const os_rrobin;
extern uint32_t const os_trv;
extern uint8_t const os_flags;
uint16_t const os_maxtaskrun = OS_TASK_CNT;
uint32_t const os_stackinfo = (OS_STKINIT<<28) | (OS_STKCHECK<<24) | (OS_PRIV_CNT<<16) | (OS_STKSIZE*4);
uint32_t const os_rrobin = (OS_ROBIN << 16) | OS_ROBINTOUT;
uint32_t const os_tickfreq = OS_CLOCK;
uint16_t const os_tickus_i = OS_CLOCK/1000000;
uint16_t const os_tickus_f = (((uint64_t)(OS_CLOCK-1000000*(OS_CLOCK/1000000)))<<16)/1000000;
uint32_t const os_trv = OS_TRV;
uint8_t const os_flags = OS_RUNPRIV;
/* Export following defines to uVision debugger. */
extern uint32_t const CMSIS_RTOS_API_Version;
__USED uint32_t const CMSIS_RTOS_API_Version = osCMSIS;
extern uint32_t const CMSIS_RTOS_RTX_Version;
__USED uint32_t const CMSIS_RTOS_RTX_Version = osCMSIS_RTX;
extern uint32_t const os_clockrate;
__USED uint32_t const os_clockrate = OS_TICK;
extern uint32_t const os_timernum;
__USED uint32_t const os_timernum = 0U;
/* Memory pool for TCB allocation */
extern
uint32_t mp_tcb[];
_declare_box (mp_tcb, OS_TCB_SIZE, OS_TASK_CNT);
extern
uint16_t const mp_tcb_size;
uint16_t const mp_tcb_size = sizeof(mp_tcb);
/* Memory pool for System stack allocation (+os_idle_demon). */
extern
uint64_t mp_stk[];
_declare_box8 (mp_stk, OS_STKSIZE*4, OS_TASK_CNT-OS_PRIV_CNT+1);
extern
uint32_t const mp_stk_size;
uint32_t const mp_stk_size = sizeof(mp_stk);
/* Memory pool for user specified stack allocation (+main, +timer) */
extern
uint64_t os_stack_mem[];
uint64_t os_stack_mem[2+OS_PRIV_CNT+(OS_STACK_SZ/8)];
extern
uint32_t const os_stack_sz;
uint32_t const os_stack_sz = sizeof(os_stack_mem);
#ifndef OS_FIFOSZ
#define OS_FIFOSZ 16
#endif
/* Fifo Queue buffer for ISR requests.*/
extern
uint32_t os_fifo[];
uint32_t os_fifo[OS_FIFOSZ*2+1];
extern
uint8_t const os_fifo_size;
uint8_t const os_fifo_size = OS_FIFOSZ;
/* An array of Active task pointers. */
extern
void *os_active_TCB[];
void *os_active_TCB[OS_TASK_CNT];
/* User Timers Resources */
#if (OS_TIMERS != 0)
extern void osTimerThread (void const *argument);
extern const osThreadDef_t os_thread_def_osTimerThread;
osThreadDef(osTimerThread, (osPriority)(OS_TIMERPRIO-3), 1, 4*OS_TIMERSTKSZ);
extern
osThreadId osThreadId_osTimerThread;
osThreadId osThreadId_osTimerThread;
extern uint32_t os_messageQ_q_osTimerMessageQ[];
extern const osMessageQDef_t os_messageQ_def_osTimerMessageQ;
osMessageQDef(osTimerMessageQ, OS_TIMERCBQS, void *);
extern
osMessageQId osMessageQId_osTimerMessageQ;
osMessageQId osMessageQId_osTimerMessageQ;
#else
extern
const osThreadDef_t os_thread_def_osTimerThread;
const osThreadDef_t os_thread_def_osTimerThread = { NULL, osPriorityNormal, 0U, 0U };
extern
osThreadId osThreadId_osTimerThread;
osThreadId osThreadId_osTimerThread;
extern uint32_t os_messageQ_q_osTimerMessageQ[];
extern const osMessageQDef_t os_messageQ_def_osTimerMessageQ;
osMessageQDef(osTimerMessageQ, 0U, void *);
extern
osMessageQId osMessageQId_osTimerMessageQ;
osMessageQId osMessageQId_osTimerMessageQ;
#endif
/* Legacy RTX User Timers not used */
extern
uint32_t os_tmr;
uint32_t os_tmr = 0U;
extern
uint32_t const *m_tmr;
uint32_t const *m_tmr = NULL;
extern
uint16_t const mp_tmr_size;
uint16_t const mp_tmr_size = 0U;
#if (( defined(__CC_ARM) || \
(defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050))) && \
!defined(__MICROLIB))
/* A memory space for arm standard library. */
static uint32_t std_libspace[OS_TASK_CNT][96/4];
static OS_MUT std_libmutex[OS_MUTEXCNT];
static uint32_t nr_mutex;
extern void *__libspace_start;
#endif
/*----------------------------------------------------------------------------
* RTX Optimizations (empty functions)
*---------------------------------------------------------------------------*/
#if OS_ROBIN == 0
extern
void rt_init_robin (void);
void rt_init_robin (void) {;}
extern
void rt_chk_robin (void);
void rt_chk_robin (void) {;}
#endif
#if OS_STKCHECK == 0
extern
void rt_stk_check (void);
void rt_stk_check (void) {;}
#endif
/*----------------------------------------------------------------------------
* Standard Library multithreading interface
*---------------------------------------------------------------------------*/
#if (( defined(__CC_ARM) || \
(defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050))) && \
!defined(__MICROLIB))
/*--------------------------- __user_perthread_libspace ---------------------*/
void *__user_perthread_libspace (void);
void *__user_perthread_libspace (void) {
/* Provide a separate libspace for each task. */
uint32_t idx;
idx = (os_running != 0U) ? runtask_id () : 0U;
if (idx == 0U) {
/* RTX not running yet. */
return (&__libspace_start);
}
return ((void *)&std_libspace[idx-1]);
}
/*--------------------------- _mutex_initialize -----------------------------*/
int _mutex_initialize (OS_ID *mutex);
int _mutex_initialize (OS_ID *mutex) {
/* Allocate and initialize a system mutex. */
if (nr_mutex >= OS_MUTEXCNT) {
/* If you are here, you need to increase the number OS_MUTEXCNT. */
for (;;);
}
*mutex = &std_libmutex[nr_mutex++];
mutex_init (*mutex);
return (1);
}
/*--------------------------- _mutex_acquire --------------------------------*/
__attribute__((used))
void _mutex_acquire (OS_ID *mutex);
void _mutex_acquire (OS_ID *mutex) {
/* Acquire a system mutex, lock stdlib resources. */
if (os_running) {
/* RTX running, acquire a mutex. */
mutex_wait (*mutex);
}
}
/*--------------------------- _mutex_release --------------------------------*/
__attribute__((used))
void _mutex_release (OS_ID *mutex);
void _mutex_release (OS_ID *mutex) {
/* Release a system mutex, unlock stdlib resources. */
if (os_running) {
/* RTX running, release a mutex. */
mutex_rel (*mutex);
}
}
#endif
/*----------------------------------------------------------------------------
* ARMCC6 Wrappers for ARMCC5 Binary
*---------------------------------------------------------------------------*/
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
typedef uint32_t __attribute__((vector_size(8))) vect64_t;
#undef osSignalWait
__attribute__((pcs("aapcs")))
vect64_t osSignalWait (int32_t signals, uint32_t millisec);
osEvent __osSignalWait (int32_t signals, uint32_t millisec) {
vect64_t v;
osEvent e;
v = osSignalWait(signals, millisec);
e.status = v[0];
e.value.v = v[1];
return e;
}
#undef osMessageGet
__attribute__((pcs("aapcs")))
vect64_t osMessageGet (osMessageQId queue_id, uint32_t millisec);
osEvent __osMessageGet (osMessageQId queue_id, uint32_t millisec) {
vect64_t v;
osEvent e;
v = osMessageGet(queue_id, millisec);
e.status = v[0];
e.value.v = v[1];
return e;
}
#undef osMailGet
__attribute__((pcs("aapcs")))
vect64_t osMailGet (osMailQId queue_id, uint32_t millisec);
osEvent __osMailGet (osMailQId queue_id, uint32_t millisec) {
vect64_t v;
osEvent e;
v = osMailGet(queue_id, millisec);
e.status = v[0];
e.value.v = v[1];
return e;
}
#endif
/*----------------------------------------------------------------------------
* RTX Startup
*---------------------------------------------------------------------------*/
/* Main Thread definition */
extern int main (void);
extern
const osThreadDef_t os_thread_def_main;
const osThreadDef_t os_thread_def_main = {(os_pthread)main, osPriorityNormal, 1U, 4*OS_MAINSTKSIZE };
#if defined (__CC_ARM)
#ifdef __MICROLIB
__attribute__((section(".ARM.Collect$$$$000000FF")))
void _main_init (void);
void _main_init (void) {
osKernelInitialize();
osThreadCreate(&os_thread_def_main, NULL);
osKernelStart();
for (;;);
}
#else
__asm void _platform_post_lib_init (void) {
IMPORT os_thread_def_main
IMPORT osKernelInitialize
IMPORT osKernelStart
IMPORT osThreadCreate
IMPORT exit
ADD SP,#0x10
BL osKernelInitialize
LDR R0,=os_thread_def_main
MOVS R1,#0
BL osThreadCreate
BL osKernelStart
BL exit
ALIGN
}
#endif
#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#ifdef __MICROLIB
__attribute__((noreturn, section(".ARM.Collect$$$$000000FF")))
void _main_init (void);
void _main_init (void) {
#else
__asm(" .global __ARM_use_no_argv\n");
__attribute__((noreturn))
void _platform_post_lib_init (void);
void _platform_post_lib_init (void) {
#endif
osKernelInitialize();
osThreadCreate(&os_thread_def_main, NULL);
osKernelStart();
for (;;);
}
#elif defined (__GNUC__)
#ifdef __CS3__
/* CS3 start_c routine.
*
* Copyright (c) 2006, 2007 CodeSourcery Inc
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#include "cs3.h"
extern void __libc_init_array (void);
__attribute ((noreturn)) void __cs3_start_c (void){
unsigned regions = __cs3_region_num;
const struct __cs3_region *rptr = __cs3_regions;
/* Initialize memory */
for (regions = __cs3_region_num, rptr = __cs3_regions; regions--; rptr++) {
long long *src = (long long *)rptr->init;
long long *dst = (long long *)rptr->data;
unsigned limit = rptr->init_size;
unsigned count;
if (src != dst)
for (count = 0; count != limit; count += sizeof (long long))
*dst++ = *src++;
else
dst = (long long *)((char *)dst + limit);
limit = rptr->zero_size;
for (count = 0; count != limit; count += sizeof (long long))
*dst++ = 0;
}
/* Run initializers. */
__libc_init_array ();
osKernelInitialize();
osThreadCreate(&os_thread_def_main, NULL);
osKernelStart();
for (;;);
}
#else
__attribute__((naked)) void software_init_hook (void) {
__asm (
".syntax unified\n"
".thumb\n"
"movs r0,#0\n"
"movs r1,#0\n"
"mov r4,r0\n"
"mov r5,r1\n"
"ldr r0,= __libc_fini_array\n"
"bl atexit\n"
"bl __libc_init_array\n"
"mov r0,r4\n"
"mov r1,r5\n"
"bl osKernelInitialize\n"
"ldr r0,=os_thread_def_main\n"
"movs r1,#0\n"
"bl osThreadCreate\n"
"bl osKernelStart\n"
"bl exit\n"
);
}
#endif
#elif defined (__ICCARM__)
extern int __low_level_init(void);
extern void __iar_data_init3(void);
extern void exit(int arg);
__noreturn __stackless void __cmain(void) {
int a;
if (__low_level_init() != 0) {
__iar_data_init3();
}
osKernelInitialize();
osThreadCreate(&os_thread_def_main, NULL);
a = osKernelStart();
exit(a);
}
#endif
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/