ucos2移植相关和所有头文件.doc

/*
*********************************************************************************************************
* uC/OS-II
* 实时内核
*
* (c) Copyright 1992-1998, Jean J. Labrosse, Plantation, FL
* 版权所有
*
* 8051处理器代码
* KEIL C51大模式编译
*
* 文件名 : INCLUDES.H
* 作者 : Jean J. Labrosse
*******************************************************************************************************
//uC/OS-II核心
#include <OS_CPU.H>
#include <os_cfg.h>
#include <ucos_ii.h>

//与CPU相关的文件加在最后面
/////////////////#include <reg51.h>
#include <C8051F020.H>

*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
*
* (c) Copyright 1992-1998, Jean J. Labrosse, Plantation, FL
* All Rights Reserved
*
* Configuration for Intel 80x86 (Large)
*
* File : OS_CFG.H
* By : Jean J. Labrosse
*********************************************************************************************************
*/

/*
*********************************************************************************************************
* uC/OS-II CONFIGURATION
*********************************************************************************************************
*/

#define MaxStkSize 100

#define OS_MAX_EVENTS 2 /* Max. number of event control blocks in your application ... */
/* ... MUST be >= 2 */
#define OS_MAX_MEM_PART 2 /* Max. number of memory partitions ... */
/* ... MUST be >= 2 */
#define OS_MAX_QS 2 /* Max. number of queue control blocks in your application ... */
/* ... MUST be >= 2 */
#define OS_MAX_TASKS 11 /* Max. number of tasks in your application ... */
/* ... MUST be >= 2 */

#define OS_LOWEST_PRIO 12 /* Defines the lowest priority that can be assigned ... */
/* ... MUST NEVER be higher than 63! */

#define OS_TASK_IDLE_STK_SIZE MaxStkSize /* Idle task stack size (# of 16-bit wide entries) */

#define OS_TASK_STAT_EN 0 /* Enable (1) or Disable(0) the statistics task */
#define OS_TASK_STAT_STK_SIZE MaxStkSize /* Statistics task stack size (# of 16-bit wide entries) */

#define OS_CPU_HOOKS_EN 1 /* uC/OS-II hooks are found in the processor port files */
#define OS_MBOX_EN 0 /* Include code for MAILBOXES */
#define OS_MEM_EN 0 /* Include code for MEMORY MANAGER (fixed sized memory blocks) */
#define OS_Q_EN 0 /* Include code for QUEUES */
#define OS_SEM_EN 0 /* Include code for SEMAPHORES */
#define OS_TASK_CHANGE_PRIO_EN 0 /* Include code for OSTaskChangePrio() */
#define OS_TASK_CREATE_EN 1 /* Include code for OSTaskCreate() */
#define OS_TASK_CREATE_EXT_EN 0 /* Include code for OSTaskCreateExt() */
#define OS_TASK_DEL_EN 0 /* Include code for OSTaskDel() */
#define OS_TASK_SUSPEND_EN 0 /* Include code for OSTaskSuspend() and OSTaskResume() */

#define OS_TICKS_PER_SEC 50 /* Set the number of ticks in one second */
; /*

*********************************************************************************************************
* uC/OS-II
* 实时内核
*
* (c) Copyright 1992-1998, Jean J. Labrosse, Plantation, FL
* 版权所有
*
* 8051处理器代码
* KEIL C51大模式编译
*
* 文件名 : OS_CPU.H
* 作者 : Jean J. Labrosse
*********************************************************************************************************
*/

#ifdef OS_CPU_GLOBALS
#define OS_CPU_EXT
#else
#define OS_CPU_EXT extern
#endif

/*
*********************************************************************************************************
* 数据类型
* (编译器相关)
*********************************************************************************************************
*/

//详见C51.PDF第176页
typedef unsigned char BOOLEAN; //注意：不要使用bit定义，因为在结构体里无法使用
typedef unsigned char INT8U; //无符号8位数
typedef signed char INT8S; //有符号8位数
typedef unsigned int INT16U; //无符号16位数
typedef signed int INT16S; //有符号16位数
typedef unsigned long INT32U; //无符号32位数
typedef signed long INT32S; //有符号32位数
typedef float FP32; //单精度浮点数
typedef double FP64; //双精度浮点数

typedef unsigned char OS_STK; //栈单元宽度为8比特

#define BYTE INT8S //兼容以前版本的数据类型
#define UBYTE INT8U //uC/OS-II可以不用这些数据类型
#define WORD INT16S
#define UWORD INT16U
#define LONG INT32S
#define ULONG INT32U

/*
*********************************************************************************************************
* 处理器相关代码 8051 (大模式)
* 针对51单片机，只使用方法1(直接开关中断)
*********************************************************************************************************
*/

#define OS_ENTER_CRITICAL() EA=0 //关中断

#define OS_EXIT_CRITICAL() EA=1 //开中断

#define OS_STK_GROWTH 0 //MCU-51堆栈从下往上增长 1=向下，0=向上

#define OS_TASK_SW() OSCtxSw() //因为MCU-51没有软中断指令，所以用程序调用代替。两者的堆栈格式相同，
//RETI指令复位中断系统，RET则没有。实践表明，对于MCU-51，用子程序调
//用入栈，用中断返回指令RETI出栈是没有问题的，反之中断入栈RET出栈则
//不行。总之，对于入栈，子程序调用与中断调用效果是一样的，可以混用。
//在没有中断发生的情况下复位中断系统也不会影响系统正常运行。
//详见《uC/OS-II》第八章193页第12行
/*

/*
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
*
* (c) Copyright 1992-1998, Jean J. Labrosse, Plantation, FL
* All Rights Reserved
*
* V2.00
*
* File : uCOS_II.H
* By : Jean J. Labrosse
*********************************************************************************************************
*/

/*
*********************************************************************************************************
* MISCELLANEOUS
*********************************************************************************************************
*/

#define OS_VERSION 200 /* Version of uC/OS-II (Vx.yy multiplied by 100) */

#ifdef OS_GLOBALS
#define OS_EXT
#else
#define OS_EXT extern
#endif

#define OS_PRIO_SELF 0xFF /* Indicate SELF priority */

#if OS_TASK_STAT_EN
#define OS_N_SYS_TASKS 2 /* Number of system tasks */
#else
#define OS_N_SYS_TASKS 1
#endif

#define OS_STAT_PRIO (OS_LOWEST_PRIO - 1) /* Statistic task priority */
#define OS_IDLE_PRIO (OS_LOWEST_PRIO) /* IDLE task priority */

#define OS_EVENT_TBL_SIZE ((OS_LOWEST_PRIO) / 8 + 1) /* Size of event table */
#define OS_RDY_TBL_SIZE ((OS_LOWEST_PRIO) / 8 + 1) /* Size of ready table */

#define OS_TASK_IDLE_ID 65535 /* I.D. numbers for Idle and Stat tasks */
#define OS_TASK_STAT_ID 65534

/* TASK STATUS (Bit definition for OSTCBStat) */
#define OS_STAT_RDY 0x00 /* Ready to run */
#define OS_STAT_SEM 0x01 /* Pending on semaphore */
#define OS_STAT_MBOX 0x02 /* Pending on mailbox */
#define OS_STAT_Q 0x04 /* Pending on queue */
#define OS_STAT_SUSPEND 0x08 /* Task is suspended */

#define OS_EVENT_TYPE_MBOX 1
#define OS_EVENT_TYPE_Q 2
#define OS_EVENT_TYPE_SEM 3

/* TASK OPTIONS (see OSTaskCreateExt()) */
#define OS_TASK_OPT_STK_CHK 0x0001 /* Enable stack checking for the task */
#define OS_TASK_OPT_STK_CLR 0x0002 /* Clear the stack when the task is create */
#define OS_TASK_OPT_SAVE_FP 0x0004 /* Save the contents of any floating-point registers */

#ifndef FALSE
#define FALSE 0
#endif

#ifndef TRUE
#define TRUE 1
#endif

/*
*********************************************************************************************************
* ERROR CODES
*********************************************************************************************************
*/

#define OS_NO_ERR 0
#define OS_ERR_EVENT_TYPE 1
#define OS_ERR_PEND_ISR 2

#define OS_TIMEOUT 10
#define OS_TASK_NOT_EXIST 11

#define OS_MBOX_FULL 20

#define OS_Q_FULL 30

#define OS_PRIO_EXIST 40
#define OS_PRIO_ERR 41
#define OS_PRIO_INVALID 42

#define OS_SEM_OVF 50

#define OS_TASK_DEL_ERR 60
#define OS_TASK_DEL_IDLE 61
#define OS_TASK_DEL_REQ 62
#define OS_TASK_DEL_ISR 63

#define OS_NO_MORE_TCB 70

#define OS_TIME_NOT_DLY 80
#define OS_TIME_INVALID_MINUTES 81
#define OS_TIME_INVALID_SECONDS 82
#define OS_TIME_INVALID_MILLI 83
#define OS_TIME_ZERO_DLY 84

#define OS_TASK_SUSPEND_PRIO 90
#define OS_TASK_SUSPEND_IDLE 91

#define OS_TASK_RESUME_PRIO 100
#define OS_TASK_NOT_SUSPENDED 101

#define OS_MEM_INVALID_PART 110
#define OS_MEM_INVALID_BLKS 111
#define OS_MEM_INVALID_SIZE 112
#define OS_MEM_NO_FREE_BLKS 113
#define OS_MEM_FULL 114

#define OS_TASK_OPT_ERR 130

/*$PAGE*/
/*
*********************************************************************************************************
* EVENT CONTROL BLOCK
*********************************************************************************************************
*/

#if (OS_MAX_EVENTS >= 2)
typedef struct {
void *OSEventPtr; /* Pointer to message or queue structure */
INT8U OSEventTbl[OS_EVENT_TBL_SIZE]; /* List of tasks waiting for event to occur */
INT16U OSEventCnt; /* Count of used when event is a semaphore */
INT8U OSEventType; /* OS_EVENT_TYPE_MBOX, OS_EVENT_TYPE_Q or OS_EVENT_TYPE_SEM */
INT8U OSEventGrp; /* Group corresponding to tasks waiting for event to occur */
} OS_EVENT;
#endif

/*$PAGE*/
/*
*********************************************************************************************************
* MESSAGE MAILBOX DATA
*********************************************************************************************************
*/

#if OS_MBOX_EN
typedef struct {
void *OSMsg; /* Pointer to message in mailbox */
INT8U OSEventTbl[OS_EVENT_TBL_SIZE]; /* List of tasks waiting for event to occur */
INT8U OSEventGrp; /* Group corresponding to tasks waiting for event to occur */
} OS_MBOX_DATA;
#endif

/*
*********************************************************************************************************
* MEMORY PARTITION DATA STRUCTURES
*********************************************************************************************************
*/

#if OS_MEM_EN && (OS_MAX_MEM_PART >= 2)
typedef struct { /* MEMORY CONTROL BLOCK */
void *OSMemAddr; /* Pointer to beginning of memory partition */
void *OSMemFreeList; /* Pointer to list of free memory blocks */
INT32U OSMemBlkSize; /* Size (in bytes) of each block of memory */
INT32U OSMemNBlks; /* Total number of blocks in this partition */
INT32U OSMemNFree; /* Number of memory blocks remaining in this partition */
} OS_MEM;

typedef struct {
void *OSAddr; /* Pointer to the beginning address of the memory partition */
void *OSFreeList; /* Pointer to the beginning of the free list of memory blocks */
INT32U OSBlkSize; /* Size (in bytes) of