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提交 26e8c8c1 编写于 作者: G gary.li.wenchao.4
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remove maximun value of base type 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@427 bbd45198-f89e-11dd-88c7-29a3b14d5316
上级 7918251c
隐藏空白更改
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Showing with 195 addition and 197 deletion
include/rtdef.h
浏览文件 @ 26e8c8c1
......@@ -21,39 +21,54 @@
extern "C" {
#endif
typedef signed char rt_int8_t;
typedef signed short rt_int16_t;
typedef signed long rt_int32_t;
typedef unsigned char rt_uint8_t;
typedef unsigned short rt_uint16_t;
typedef unsigned long rt_uint32_t;
typedef int rt_bool_t;
#define RT_UINT8_MAX 0xff
#define RT_UINT16_MAX 0xffff
#define RT_UINT32_MAX 0xffffffff
/* RT-Thread version information */
#define RT_VERSION 3
#define RT_SUBVERSION 0
/* date type defination */
typedef signed char rt_int8_t;
typedef signed short rt_int16_t;
typedef signed long rt_int32_t;
typedef unsigned char rt_uint8_t;
typedef unsigned short rt_uint16_t;
typedef unsigned long rt_uint32_t;
typedef int rt_bool_t;
/* 32bit CPU */
typedef long rt_base_t;
typedef unsigned long rt_ubase_t;
/* RT-Thread bool type definitions */
#define RT_TRUE 1
#define RT_FALSE 0
typedef long rt_base_t;
typedef unsigned long rt_ubase_t;
#ifdef __CC_ARM /* ARM Compiler */
/* RT-Thread definitions */
typedef rt_base_t rt_err_t; /* Type for error number. */
typedef rt_uint32_t rt_time_t; /* Type for time stamp. */
typedef rt_uint32_t rt_tick_t; /* Type for tick count. */
typedef rt_base_t rt_flag_t; /* Type for flags. */
typedef rt_ubase_t rt_size_t; /* Type for size number. */
typedef rt_ubase_t rt_dev_t; /* Type for device. */
typedef rt_uint32_t rt_off_t; /* Type for offset. */
/* RT-Thread bool type definitions */
#define RT_TRUE 1
#define RT_FALSE 0
/* maximun value of base type */
#define RT_UINT8_MAX 0xff /* Maxium number of UINT8. */
#define RT_UINT16_MAX 0xffff /* Maxium number of UINT16. */
#define RT_UINT32_MAX 0xffffffff /* Maxium number of UINT32. */
#ifdef __CC_ARM /* ARM Compiler */
#include <stdarg.h>
#define SECTION(x) __attribute__((section(x)))
#define UNUSED __attribute__((unused))
#define rt_inline static __inline
#define SECTION(x) __attribute__((section(x)))
#define UNUSED __attribute__((unused))
#define rt_inline static __inline
#elif defined (__ICCARM__) /* for IAR Compiler */
#elif defined (__ICCARM__) /* for IAR Compiler */
#include <stdarg.h>
#define SECTION(x) @ x
#define SECTION(x) @ x
#define UNUSED
#define rt_inline inline
#define rt_inline inline
#elif defined (__GNUC__) /* GNU GCC Compiler */
#elif defined (__GNUC__) /* GNU GCC Compiler */
#ifdef RT_USING_NEWLIB
#include <stdarg.h>
#else
......@@ -70,54 +85,37 @@ typedef unsigned long rt_ubase_t;
*((type *) (void *) ((char *) (ap) - __va_rounded_size (type))))
#endif
#define SECTION(x) __attribute__((section(x)))
#define UNUSED __attribute__((unused))
#define rt_inline static __inline
#define SECTION(x) __attribute__((section(x)))
#define UNUSED __attribute__((unused))
#define rt_inline static __inline
#endif
/* event length */
#define RT_EVENT_LENGTH 32
/* event length */
#define RT_EVENT_LENGTH 32
/* memory management option */
#define RT_MM_PAGE_SIZE 4096
#define RT_MM_PAGE_MASK (RT_MM_PAGE_SIZE - 1)
#define RT_MM_PAGE_BITS 12
/* RT-Thread definitions */
typedef rt_base_t rt_err_t; /* Type for error number. */
typedef rt_uint32_t rt_time_t; /* Type for time stamp. */
typedef rt_uint32_t rt_tick_t; /* Type for tick count. */
typedef rt_base_t rt_flag_t; /* Type for flags. */
typedef rt_ubase_t rt_size_t; /* Type for size number. */
typedef rt_ubase_t rt_dev_t; /* Type for device. */
typedef rt_uint32_t rt_off_t; /* Type for offset. */
/* maximun value of base type */
#define RT_UINT8_MAX 0xff /* Maxium number of UINT8. */
#define RT_UINT16_MAX 0xffff /* Maxium number of UINT16. */
#define RT_UINT32_MAX 0xffffffff /* Maxium number of UINT32. */
/* RT-Thread version information */
#define RT_VERSION 3
#define RT_SUBVERSION 0
#define RT_MM_PAGE_SIZE 4096
#define RT_MM_PAGE_MASK (RT_MM_PAGE_SIZE - 1)
#define RT_MM_PAGE_BITS 12
/**
* @addtogroup Error
*/
/*@{*/
/* RT-Thread error code definitions */
#define RT_EOK 0 /* There is no error */
#define RT_ERROR 1 /* A generic error happens */
#define RT_ETIMEOUT 2 /* Timed out */
#define RT_EFULL 3 /* The resource is full */
#define RT_EEMPTY 4 /* The resource is empty */
#define RT_ENOMEM 5 /* No memory */
#define RT_ENOSYS 6 /* No system */
#define RT_EBUSY 7 /* Busy */
#define RT_EOK 0 /* There is no error */
#define RT_ERROR 1 /* A generic error happens */
#define RT_ETIMEOUT 2 /* Timed out */
#define RT_EFULL 3 /* The resource is full */
#define RT_EEMPTY 4 /* The resource is empty */
#define RT_ENOMEM 5 /* No memory */
#define RT_ENOSYS 6 /* No system */
#define RT_EBUSY 7 /* Busy */
/*@}*/
#ifdef RT_DEBUG
#define RT_ASSERT(EX) if (!(EX)) { rt_kprintf("(%s) assert failed at %s:%d \n", #EX, __FUNCTION__, __LINE__); while (1);}
#define RT_ASSERT(EX) if (!(EX)) { rt_kprintf("(%s) assert failed at %s:%d \n", \
#EX, __FUNCTION__, __LINE__); while (1);}
#else
#define RT_ASSERT(EX)
#endif
......@@ -127,20 +125,20 @@ typedef rt_uint32_t rt_off_t; /* Type for offset. */
* Return the most contiguous size aligned at specified width. RT_ALIGN(13, 4)
* would equal to 16. It is needed in some critical contexts.
*/
#define RT_ALIGN(size, align) (((size) + (align) - 1) & ~((align)-1))
#define RT_ALIGN(size, align) (((size) + (align) - 1) & ~((align)-1))
/**
* @def RT_NULL
* Similar as the \c NULL in C library.
*/
#define RT_NULL ((void *)0)
#define RT_NULL ((void *)0)
struct rt_list_node
{
struct rt_list_node *next; /* point to next node. */
struct rt_list_node *prev; /* point to prev node. */
struct rt_list_node *next; /* point to next node. */
struct rt_list_node *prev; /* point to prev node. */
};
typedef struct rt_list_node rt_list_t; /* Type for lists. */
typedef struct rt_list_node rt_list_t; /* Type for lists. */
/**
* @addtogroup KernelObject
......@@ -152,7 +150,7 @@ typedef struct rt_list_node rt_list_t; /* Type for lists. */
struct rt_object
{
/* name of kernel object */
char name[RT_NAME_MAX];
char name[RT_NAME_MAX];
/* type of kernel object */
rt_uint8_t type;
/* flag of kernel object */
......@@ -160,7 +158,7 @@ struct rt_object
/* list pointer of kernel object */
rt_list_t list;
};
typedef struct rt_object* rt_object_t; /* Type for kernel objects. */
typedef struct rt_object* rt_object_t; /* Type for kernel objects. */
/**
* The object type can be one of the follows with specific
......@@ -180,44 +178,44 @@ typedef struct rt_object* rt_object_t; /* Type for kernel objects. */
*/
enum rt_object_class_type
{
RT_Object_Class_Thread = 0, /* The object is a thread. */
RT_Object_Class_Thread = 0, /* The object is a thread. */
#ifdef RT_USING_SEMAPHORE
RT_Object_Class_Semaphore, /* The object is a semaphore. */
RT_Object_Class_Semaphore, /* The object is a semaphore. */
#endif
#ifdef RT_USING_MUTEX
RT_Object_Class_Mutex, /* The object is a mutex. */
RT_Object_Class_Mutex, /* The object is a mutex. */
#endif
#ifdef RT_USING_EVENT
RT_Object_Class_Event, /* The object is a event. */
RT_Object_Class_Event, /* The object is a event. */
#endif
#ifdef RT_USING_MAILBOX
RT_Object_Class_MailBox, /* The object is a mail box. */
RT_Object_Class_MailBox, /* The object is a mail box. */
#endif
#ifdef RT_USING_MESSAGEQUEUE
RT_Object_Class_MessageQueue,/* The object is a message queue. */
RT_Object_Class_MessageQueue, /* The object is a message queue. */
#endif
#ifdef RT_USING_MEMPOOL
RT_Object_Class_MemPool, /* The object is a memory pool. */
RT_Object_Class_MemPool, /* The object is a memory pool. */
#endif
#ifdef RT_USING_DEVICE
RT_Object_Class_Device, /* The object is a device */
RT_Object_Class_Device, /* The object is a device */
#endif
RT_Object_Class_Timer, /* The object is a timer. */
RT_Object_Class_Timer, /* The object is a timer. */
#ifdef RT_USING_MODULE
RT_Object_Class_Module, /* The object is a module. */
RT_Object_Class_Module, /* The object is a module. */
#endif
RT_Object_Class_Unknown, /* The object is unknown. */
RT_Object_Class_Static = 0x80/* The object is a static object. */
};
RT_Object_Class_Unknown, /* The object is unknown. */
RT_Object_Class_Static = 0x80 /* The object is a static object. */
};
/*
* the information of the kernel object
*/
struct rt_object_information
{
enum rt_object_class_type type; /* object class type. */
rt_list_t object_list; /* object list. */
rt_size_t object_size; /* object size. */
enum rt_object_class_type type; /* object class type. */
rt_list_t object_list; /* object list. */
rt_size_t object_size; /* object size. */
};
/*@}*/
......@@ -229,18 +227,18 @@ struct rt_object_information
/*
* clock & timer macros
*/
#define RT_TIMER_FLAG_DEACTIVATED 0x0 /* timer is deactive. */
#define RT_TIMER_FLAG_ACTIVATED 0x1 /* timer is active. */
#define RT_TIMER_FLAG_ONE_SHOT 0x0 /* one shot timer. */
#define RT_TIMER_FLAG_PERIODIC 0x2 /* periodic timer. */
#define RT_TIMER_FLAG_DEACTIVATED 0x0 /* timer is deactive. */
#define RT_TIMER_FLAG_ACTIVATED 0x1 /* timer is active. */
#define RT_TIMER_FLAG_ONE_SHOT 0x0 /* one shot timer. */
#define RT_TIMER_FLAG_PERIODIC 0x2 /* periodic timer. */
#define RT_TIMER_FLAG_HARD_TIMER 0x0 /* hard timer,the timer's callback function will be called in tick isr. */
#define RT_TIMER_FLAG_SOFT_TIMER 0x4 /* soft timer,the timer's callback function will be called in timer thread. */
#define RT_TIMER_FLAG_HARD_TIMER 0x0 /* hard timer,the timer's callback function will be called in tick isr. */
#define RT_TIMER_FLAG_SOFT_TIMER 0x4 /* soft timer,the timer's callback function will be called in timer thread. */
#define RT_TIMER_CTRL_SET_TIME 0x0 /* set timer. */
#define RT_TIMER_CTRL_GET_TIME 0x1 /* get timer. */
#define RT_TIMER_CTRL_SET_ONESHOT 0x2 /* change timer to one shot. */
#define RT_TIMER_CTRL_SET_PERIODIC 0x3 /* change timer to periodic. */
#define RT_TIMER_CTRL_SET_TIME 0x0 /* set timer. */
#define RT_TIMER_CTRL_GET_TIME 0x1 /* get timer. */
#define RT_TIMER_CTRL_SET_ONESHOT 0x2 /* change timer to one shot. */
#define RT_TIMER_CTRL_SET_PERIODIC 0x3 /* change timer to periodic. */
/*
* timer structure
......@@ -250,13 +248,13 @@ struct rt_timer
{
struct rt_object parent;
rt_list_t list; /* the node of timer list. */
rt_list_t list; /* the node of timer list. */
void (*timeout_func)(void* parameter);/* timeout function. */
void *parameter; /* timeout function's parameter. */
void (*timeout_func)(void* parameter); /* timeout function. */
void *parameter; /* timeout function's parameter. */
rt_tick_t init_tick; /* timer timeout tick. */
rt_tick_t timeout_tick; /* timeout tick. */
rt_tick_t init_tick; /* timer timeout tick. */
rt_tick_t timeout_tick; /* timeout tick. */
};
typedef struct rt_timer* rt_timer_t;
/*@}*/
......@@ -271,19 +269,19 @@ typedef struct rt_timer* rt_timer_t;
*/
/* thread state definitions */
#define RT_THREAD_RUNNING 0x0 /* Running. */
#define RT_THREAD_READY 0x1 /* Ready. */
#define RT_THREAD_SUSPEND 0x2 /* Suspend. */
#define RT_THREAD_BLOCK RT_THREAD_SUSPEND /* Blocked. */
#define RT_THREAD_CLOSE 0x3 /* Closed. */
#define RT_THREAD_INIT RT_THREAD_CLOSE /* Inited. */
#define RT_THREAD_RUNNING 0x0 /* Running. */
#define RT_THREAD_READY 0x1 /* Ready. */
#define RT_THREAD_SUSPEND 0x2 /* Suspend. */
#define RT_THREAD_BLOCK RT_THREAD_SUSPEND /* Blocked. */
#define RT_THREAD_CLOSE 0x3 /* Closed. */
#define RT_THREAD_INIT RT_THREAD_CLOSE /* Inited. */
#define RT_THREAD_FLAGS_TIMERSLICE 0x01
#define RT_THREAD_CTRL_STARTUP 0x00 /* Starup thread. */
#define RT_THREAD_CTRL_CLOSE 0x01 /* Close thread. */
#define RT_THREAD_CTRL_CHANGE_PRIORITY 0x02 /* Change thread priority. */
#define RT_THREAD_CTRL_INFO 0x03 /* Get thread information. */
#define RT_THREAD_CTRL_STARTUP 0x00 /* Starup thread. */
#define RT_THREAD_CTRL_CLOSE 0x01 /* Close thread. */
#define RT_THREAD_CTRL_CHANGE_PRIORITY 0x02 /* Change thread priority. */
#define RT_THREAD_CTRL_INFO 0x03 /* Get thread information. */
typedef struct rt_thread* rt_thread_t;
typedef struct rt_module* rt_module_t;
......@@ -294,28 +292,28 @@ typedef struct rt_module* rt_module_t;
struct rt_thread
{
/* rt object */
char name[RT_NAME_MAX]; /* the name of thread */
rt_uint8_t type; /* type of object */
rt_uint8_t flags; /* thread's flags */
char name[RT_NAME_MAX]; /* the name of thread */
rt_uint8_t type; /* type of object */
rt_uint8_t flags; /* thread's flags */
rt_list_t list; /* the object list */
rt_list_t list; /* the object list */
rt_thread_t tid; /* the thread id */
rt_list_t tlist; /* the thread list */
rt_thread_t tid; /* the thread id */
rt_list_t tlist; /* the thread list */
/* stack point and entry */
void* sp; /* stack point */
void* entry; /* entry */
void* parameter; /* parameter */
void* stack_addr; /* stack address */
rt_uint16_t stack_size; /* stack size */
void* sp; /* stack point */
void* entry; /* entry */
void* parameter; /* parameter */
void* stack_addr; /* stack address */
rt_uint16_t stack_size; /* stack size */
/* error code */
rt_err_t error; /* error code */
rt_err_t error; /* error code */
/* priority */
rt_uint8_t current_priority; /* current priority */
rt_uint8_t init_priority; /* initialized priority */
rt_uint8_t current_priority; /* current priority */
rt_uint8_t init_priority; /* initialized priority */
#if RT_THREAD_PRIORITY_MAX > 32
rt_uint8_t number;
rt_uint8_t high_mask;
......@@ -328,18 +326,18 @@ struct rt_thread
rt_uint8_t event_info;
#endif
rt_uint8_t stat; /* thread stat */
rt_uint8_t stat; /* thread stat */
rt_ubase_t init_tick; /* thread's tick */
rt_ubase_t remaining_tick; /* remaining tick */
rt_ubase_t init_tick; /* thread's tick */
rt_ubase_t remaining_tick; /* remaining tick */
struct rt_timer thread_timer; /* thread timer */
struct rt_timer thread_timer; /* thread timer */
#ifdef RT_USING_MODULE
rt_module_t module_parent; /* module parent */
rt_module_t module_parent; /* module parent */
#endif
rt_uint32_t user_data; /* user data */
rt_uint32_t user_data; /* user data */
};
/*@}*/
......@@ -373,11 +371,11 @@ struct rt_module
/*
* ipc & sync
*/
#define RT_IPC_FLAG_FIFO 0x00 /* FIFOed IPC. @ref IPC. */
#define RT_IPC_FLAG_PRIO 0x01 /* PRIOed IPC. @ref IPC. */
#define RT_IPC_FLAG_FIFO 0x00 /* FIFOed IPC. @ref IPC. */
#define RT_IPC_FLAG_PRIO 0x01 /* PRIOed IPC. @ref IPC. */
#define RT_WAITING_FOREVER -1 /* Block forever until get resource. */
#define RT_WAITING_NO 0 /* Non-block. */
#define RT_WAITING_FOREVER -1 /* Block forever until get resource. */
#define RT_WAITING_NO 0 /* Non-block. */
/*
* Base structure of IPC object
......@@ -386,7 +384,7 @@ struct rt_ipc_object
{
struct rt_object parent;
rt_list_t suspend_thread; /* threads pended on this resource. */
rt_list_t suspend_thread; /* threads pended on this resource. */
};
#ifdef RT_USING_SEMAPHORE
......@@ -399,7 +397,7 @@ struct rt_semaphore
{
struct rt_ipc_object parent;
rt_ubase_t value; /* value of semaphore. */
rt_ubase_t value; /* value of semaphore. */
};
typedef struct rt_semaphore* rt_sem_t;
#endif
......@@ -410,22 +408,22 @@ typedef struct rt_semaphore* rt_sem_t;
*/
struct rt_mutex
{
struct rt_ipc_object parent;
struct rt_ipc_object parent;
rt_ubase_t value; /* value of mutex. */
rt_ubase_t value; /* value of mutex. */
struct rt_thread* owner; /* current owner of mutex. */
rt_uint8_t original_priority; /* priority of last thread hold the mutex. */
struct rt_thread *owner; /* current owner of mutex. */
rt_uint8_t original_priority; /* priority of last thread hold the mutex. */
rt_ubase_t hold; /* numbers of thread hold the mutex. */
rt_ubase_t hold; /* numbers of thread hold the mutex. */
};
typedef struct rt_mutex* rt_mutex_t;
#endif
#if defined(RT_USING_EVENT)
#define RT_EVENT_FLAG_AND 0x01
#define RT_EVENT_FLAG_OR 0x02
#define RT_EVENT_FLAG_CLEAR 0x04
#define RT_EVENT_FLAG_AND 0x01
#define RT_EVENT_FLAG_OR 0x02
#define RT_EVENT_FLAG_CLEAR 0x04
#endif
#ifdef RT_USING_EVENT
......@@ -436,7 +434,7 @@ struct rt_event
{
struct rt_ipc_object parent;
rt_uint32_t set; /* event set. */
rt_uint32_t set; /* event set. */
};
typedef struct rt_event* rt_event_t;
#endif
......@@ -450,12 +448,12 @@ struct rt_mailbox
{
struct rt_ipc_object parent;
rt_uint32_t* msg_pool; /* start address of message buffer. */
rt_uint32_t* msg_pool; /* start address of message buffer. */
rt_size_t size; /* size of message pool. */
rt_size_t size; /* size of message pool. */
rt_ubase_t entry; /* index of messages in msg_pool. */
rt_ubase_t in_offset, out_offset; /* in/output offset of the message buffer. */
rt_ubase_t entry; /* index of messages in msg_pool. */
rt_ubase_t in_offset, out_offset; /* in/output offset of the message buffer. */
};
typedef struct rt_mailbox* rt_mailbox_t;
#endif
......@@ -468,16 +466,16 @@ struct rt_messagequeue
{
struct rt_ipc_object parent;
void* msg_pool; /* start address of message queue. */
void* msg_pool; /* start address of message queue. */
rt_size_t msg_size; /* message size of each message. */
rt_size_t max_msgs; /* max number of messages. */
rt_size_t msg_size; /* message size of each message. */
rt_size_t max_msgs; /* max number of messages. */
void* msg_queue_head; /* list head. */
void* msg_queue_tail; /* list tail. */
void* msg_queue_free; /* pointer indicated the free node of queue. */
void* msg_queue_head; /* list head. */
void* msg_queue_tail; /* list tail. */
void* msg_queue_free; /* pointer indicated the free node of queue. */
rt_ubase_t entry; /* index of messages in the queue. */
rt_ubase_t entry; /* index of messages in the queue. */
};
typedef struct rt_messagequeue* rt_mq_t;
#endif
......@@ -499,17 +497,17 @@ struct rt_mempool
{
struct rt_object parent;
void* start_address; /* memory pool start */
rt_size_t size; /* size of memory pool */
rt_size_t block_size; /* size of memory blocks */
rt_uint8_t* block_list; /* memory blocks list */
void *start_address; /* memory pool start */
rt_size_t size; /* size of memory pool */
rt_size_t block_size; /* size of memory blocks */
rt_uint8_t *block_list; /* memory blocks list */
rt_size_t block_total_count; /* numbers of memory block */
rt_size_t block_free_count; /* numbers of free memory block */
rt_size_t block_total_count; /* numbers of memory block */
rt_size_t block_free_count; /* numbers of free memory block */
rt_list_t suspend_thread; /* threads pended on this resource */
rt_size_t suspend_thread_count; /* numbers of thread pended on this resource */
rt_list_t suspend_thread; /* threads pended on this resource */
rt_size_t suspend_thread_count; /* numbers of thread pended on this resource */
};
typedef struct rt_mempool* rt_mp_t;
#endif
......@@ -526,51 +524,51 @@ typedef struct rt_mempool* rt_mp_t;
*/
enum rt_device_class_type
{
RT_Device_Class_Char = 0, /* character device */
RT_Device_Class_Block, /* block device */
RT_Device_Class_NetIf, /* net interface */
RT_Device_Class_MTD, /* memory device */
RT_Device_Class_CAN, /* CAN device */
RT_Device_Class_RTC, /* RTC device */
RT_Device_Class_Sound, /* Sound device */
RT_Device_Class_Unknown /* unknown device */
RT_Device_Class_Char = 0, /* character device */
RT_Device_Class_Block, /* block device */
RT_Device_Class_NetIf, /* net interface */
RT_Device_Class_MTD, /* memory device */
RT_Device_Class_CAN, /* CAN device */
RT_Device_Class_RTC, /* RTC device */
RT_Device_Class_Sound, /* Sound device */
RT_Device_Class_Unknown /* unknown device */
};
/* device flags */
#define RT_DEVICE_FLAG_DEACTIVATE 0x000 /* not inited */
#define RT_DEVICE_FLAG_DEACTIVATE 0x000 /* not inited */
#define RT_DEVICE_FLAG_RDONLY 0x001 /* read only */
#define RT_DEVICE_FLAG_WRONLY 0x002 /* write only */
#define RT_DEVICE_FLAG_RDWR 0x003 /* read and write */
#define RT_DEVICE_FLAG_RDONLY 0x001 /* read only */
#define RT_DEVICE_FLAG_WRONLY 0x002 /* write only */
#define RT_DEVICE_FLAG_RDWR 0x003 /* read and write */
#define RT_DEVICE_FLAG_REMOVABLE 0x004 /* removable device */
#define RT_DEVICE_FLAG_STANDALONE 0x008 /* standalone device */
#define RT_DEVICE_FLAG_ACTIVATED 0x010 /* device is activated */
#define RT_DEVICE_FLAG_SUSPENDED 0x020 /* device is suspended */
#define RT_DEVICE_FLAG_STREAM 0x040 /* stream mode */
#define RT_DEVICE_FLAG_REMOVABLE 0x004 /* removable device */
#define RT_DEVICE_FLAG_STANDALONE 0x008 /* standalone device */
#define RT_DEVICE_FLAG_ACTIVATED 0x010 /* device is activated */
#define RT_DEVICE_FLAG_SUSPENDED 0x020 /* device is suspended */
#define RT_DEVICE_FLAG_STREAM 0x040 /* stream mode */
#define RT_DEVICE_FLAG_INT_RX 0x100 /* INT mode on Rx */
#define RT_DEVICE_FLAG_DMA_RX 0x200 /* DMA mode on Rx */
#define RT_DEVICE_FLAG_INT_TX 0x400 /* INT mode on Tx */
#define RT_DEVICE_FLAG_DMA_TX 0x800 /* DMA mode on Tx */
#define RT_DEVICE_FLAG_INT_RX 0x100 /* INT mode on Rx */
#define RT_DEVICE_FLAG_DMA_RX 0x200 /* DMA mode on Rx */
#define RT_DEVICE_FLAG_INT_TX 0x400 /* INT mode on Tx */
#define RT_DEVICE_FLAG_DMA_TX 0x800 /* DMA mode on Tx */
#define RT_DEVICE_OFLAG_CLOSE 0x000 /* device is closed */
#define RT_DEVICE_OFLAG_RDONLY 0x001 /* read only access */
#define RT_DEVICE_OFLAG_WRONLY 0x002 /* write only access */
#define RT_DEVICE_OFLAG_RDWR 0x003 /* read and write */
#define RT_DEVICE_OFLAG_OPEN 0x008 /* device is opened */
#define RT_DEVICE_OFLAG_CLOSE 0x000 /* device is closed */
#define RT_DEVICE_OFLAG_RDONLY 0x001 /* read only access */
#define RT_DEVICE_OFLAG_WRONLY 0x002 /* write only access */
#define RT_DEVICE_OFLAG_RDWR 0x003 /* read and write */
#define RT_DEVICE_OFLAG_OPEN 0x008 /* device is opened */
/* general device commands */
#define RT_DEVICE_CTRL_RESUME 0x01 /* resume device */
#define RT_DEVICE_CTRL_SUSPEND 0x02 /* suspend device */
#define RT_DEVICE_CTRL_RESUME 0x01 /* resume device */
#define RT_DEVICE_CTRL_SUSPEND 0x02 /* suspend device */
/* special device commands */
#define RT_DEVICE_CTRL_CHAR_STREAM 0x10 /* stream mode on char device */
#define RT_DEVICE_CTRL_BLK_GETGEOME 0x10 /* get geometry information */
#define RT_DEVICE_CTRL_NETIF_GETMAC 0x10 /* get mac address */
#define RT_DEVICE_CTRL_MTD_FORMAT 0x10 /* format a MTD device */
#define RT_DEVICE_CTRL_RTC_GET_TIME 0x10 /* get time */
#define RT_DEVICE_CTRL_RTC_SET_TIME 0x11 /* set time */
#define RT_DEVICE_CTRL_CHAR_STREAM 0x10 /* stream mode on char device */
#define RT_DEVICE_CTRL_BLK_GETGEOME 0x10 /* get geometry information */
#define RT_DEVICE_CTRL_NETIF_GETMAC 0x10 /* get mac address */
#define RT_DEVICE_CTRL_MTD_FORMAT 0x10 /* format a MTD device */
#define RT_DEVICE_CTRL_RTC_GET_TIME 0x10 /* get time */
#define RT_DEVICE_CTRL_RTC_SET_TIME 0x11 /* set time */
typedef struct rt_device* rt_device_t;
/*
......
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