STM32的嵌入式实时操作系统RTX的源代码

/*---------------------------------------------------------------------------- * CMSIS-RTOS - RTX *---------------------------------------------------------------------------- * Name: rt_CMSIS.c * Purpose: CMSIS RTOS API * Rev.: V4.82 *---------------------------------------------------------------------------- * * Copyright (c) 1999-2009 KEIL, 2009-2017 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. *---------------------------------------------------------------------------*/ #define __CMSIS_GENERIC #if defined (__CORTEX_M4) || defined (__CORTEX_M4F) #include "core_cm4.h" #elif defined (__CORTEX_M3) #include "core_cm3.h" #elif defined (__CORTEX_M0) #include "core_cm0.h" #else #error "Missing __CORTEX_Mx definition" #endif #include "rt_TypeDef.h" #include "RTX_Config.h" #include "rt_System.h" #include "rt_Task.h" #include "rt_Event.h" #include "rt_List.h" #include "rt_Time.h" #include "rt_Mutex.h" #include "rt_Semaphore.h" #include "rt_Mailbox.h" #include "rt_MemBox.h" #include "rt_Memory.h" #include "rt_HAL_CM.h" #define os_thread_cb OS_TCB #include "cmsis_os.h" #if (osFeature_Signals != 16) #error Invalid "osFeature_Signals" value! #endif #if (osFeature_Semaphore > 65535) #error Invalid "osFeature_Semaphore" value! #endif #if (osFeature_Wait != 0) #error osWait not supported! #endif // ==== Enumeration, structures, defines ==== // Service Calls defines #if defined (__CC_ARM) /* ARM Compiler */ #define __NO_RETURN __declspec(noreturn) #define osEvent_type osEvent #define osEvent_ret_status ret #define osEvent_ret_value ret #define osEvent_ret_msg ret #define osEvent_ret_mail ret #define osCallback_type osCallback #define osCallback_ret ret #define SVC_0_1(f,t,...) \ __svc_indirect(0) t _##f (t(*)()); \ t f (void); \ __attribute__((always_inline)) \ static __inline t __##f (void) { \ return _##f(f); \ } #define SVC_1_0(f,t,t1,...) \ __svc_indirect(0) t _##f (t(*)(t1),t1); \ t f (t1 a1); \ __attribute__((always_inline)) \ static __inline t __##f (t1 a1) { \ _##f(f,a1); \ } #define SVC_1_1(f,t,t1,...) \ __svc_indirect(0) t _##f (t(*)(t1),t1); \ t f (t1 a1); \ __attribute__((always_inline)) \ static __inline t __##f (t1 a1) { \ return _##f(f,a1); \ } #define SVC_2_1(f,t,t1,t2,...) \ __svc_indirect(0) t _##f (t(*)(t1,t2),t1,t2); \ t f (t1 a1, t2 a2); \ __attribute__((always_inline)) \ static __inline t __##f (t1 a1, t2 a2) { \ return _##f(f,a1,a2); \ } #define SVC_3_1(f,t,t1,t2,t3,...) \ __svc_indirect(0) t _##f (t(*)(t1,t2,t3),t1,t2,t3); \ t f (t1 a1, t2 a2, t3 a3); \ __attribute__((always_inline)) \ static __inline t __##f (t1 a1, t2 a2, t3 a3) { \ return _##f(f,a1,a2,a3); \ } #define SVC_4_1(f,t,t1,t2,t3,t4,...) \ __svc_indirect(0) t _##f (t(*)(t1,t2,t3,t4),t1,t2,t3,t4); \ t f (t1 a1, t2 a2, t3 a3, t4 a4); \ __attribute__((always_inline)) \ static __inline t __##f (t1 a1, t2 a2, t3 a3, t4 a4) { \ return _##f(f,a1,a2,a3,a4); \ } #define SVC_1_2 SVC_1_1 #define SVC_1_3 SVC_1_1 #define SVC_2_3 SVC_2_1 #elif defined (__GNUC__) /* GNU Compiler */ #define __NO_RETURN __attribute__((noreturn)) typedef uint32_t __attribute__((vector_size(8))) ret64; typedef uint32_t __attribute__((vector_size(16))) ret128; #define RET_pointer __r0 #define RET_int32_t __r0 #define RET_uint32_t __r0 #define RET_osStatus __r0 #define RET_osPriority __r0 #define RET_osEvent {(osStatus)__r0, {(uint32_t)__r1}, {(void *)__r2}} #define RET_osCallback {(void *)__r0, (void *)__r1} #define osEvent_type __attribute__((pcs("aapcs"))) ret128 #define osEvent_ret_status (ret128){ret.status} #define osEvent_ret_value (ret128){ret.status, ret.value.v} #define osEvent_ret_msg (ret128){ret.status, ret.value.v, (uint32_t)ret.def.message_id} #define osEvent_ret_mail (ret128){ret.status, ret.value.v, (uint32_t)ret.def.mail_id} #define osCallback_type __attribute__((pcs("aapcs"))) ret64 #define osCallback_ret (ret64) {(uint32_t)ret.fp, (uint32_t)ret.arg} #define SVC_ArgN(n) \ register int __r##n __asm("r"#n); #define SVC_ArgR(n,t,a) \ register t __r##n __asm("r"#n) = a; #define SVC_Arg0() \ SVC_ArgN(0) \ SVC_ArgN(1) \ SVC_ArgN(2) \ SVC_ArgN(3) #define SVC_Arg1(t1) \ SVC_ArgR(0,t1,a1) \ SVC_ArgN(1) \ SVC_ArgN(2) \ SVC_ArgN(3) #define SVC_Arg2(t1,t2) \ SVC_ArgR(0,t1,a1) \ SVC_ArgR(1,t2,a2) \ SVC_ArgN(2) \ SVC_ArgN(3) #define SVC_Arg3(t1,t2,t3) \ SVC_ArgR(0,t1,a1) \ SVC_ArgR(1,t2,a2) \ SVC_ArgR(2,t3,a3) \ SVC_ArgN(3) #define SVC_Ar