/* * File : rtdef.h * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rt-thread.org/license/LICENSE * * Change Logs: * Date Author Notes * 2007-01-10 Bernard the first version * 2008-07-12 Bernard remove all rt_int8, rt_uint32_t etc typedef * 2010-10-26 yi.qiu add module support * 2010-11-10 Bernard add cleanup callback function in thread exit. * 2011-05-09 Bernard use builtin va_arg in GCC 4.x */ #ifndef __RT_DEF_H__ #define __RT_DEF_H__ #include #ifdef __cplusplus extern "C" { #endif /** * @addtogroup BasicDef */ /*@{*/ /* RT-Thread version information */ #define RT_VERSION 1L /* major version number */ #define RT_SUBVERSION 1L /* minor version number */ #define RT_REVISION 0L /* revise version number */ /* RT-Thread version */ #define RTTHREAD_VERSION ((RT_VERSION * 10000) + \ (RT_SUBVERSION * 100) + RT_REVISION) /* RT-Thread basic data type definitions */ typedef signed char rt_int8_t; /* 8bit integer type */ typedef signed short rt_int16_t; /* 16bit integer type */ typedef signed long rt_int32_t; /* 32bit integer type */ typedef unsigned char rt_uint8_t; /* 8bit unsigned integer type */ typedef unsigned short rt_uint16_t; /* 16bit unsigned integer type */ typedef unsigned long rt_uint32_t; /* 32bit unsigned integer type */ typedef int rt_bool_t; /* boolean type */ /* 32bit CPU */ typedef long rt_base_t; /* Nbit CPU related date type */ typedef unsigned long rt_ubase_t; /* Nbit unsigned CPU related data type */ 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_base_t rt_off_t; /* Type for offset */ /* boolean type definitions */ #define RT_TRUE 1 /* boolean true */ #define RT_FALSE 0 /* boolean fails */ /*@}*/ /* maximum 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 */ #define RT_TICK_MAX RT_UINT32_MAX /* Maxium number of tick */ /* Compiler Related Definitions */ #ifdef __CC_ARM /* ARM Compiler */ #include #define SECTION(x) __attribute__((section(x))) #define UNUSED __attribute__((unused)) #define ALIGN(n) __attribute__((aligned(n))) #define rt_inline static __inline /* module compiling */ #ifdef RT_USING_MODULE #define RTT_API __declspec(dllimport) #else #define RTT_API __declspec(dllexport) #endif #elif defined (__IAR_SYSTEMS_ICC__) /* for IAR Compiler */ #include #define SECTION(x) @ x #define UNUSED #define PRAGMA(x) _Pragma(#x) #define ALIGN(n) PRAGMA(data_alignment=n) #define rt_inline static inline #define RTT_API #elif defined (__GNUC__) /* GNU GCC Compiler */ #ifdef RT_USING_NEWLIB #include #else #if __GNUC__ < 4 typedef void *__sys_va_list; typedef __sys_va_list va_list; #define __va_rounded_size(type) \ (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) #define va_start(ap, lastarg) \ (ap = ((char *) &(lastarg) + __va_rounded_size(lastarg))) #define va_end(ap) ((void)0) /* little endian */ #define va_arg(ap, type) \ (ap = (__sys_va_list) ((char *)(ap) + __va_rounded_size(type)), \ *((type *) (void *) ((char *)(ap) - __va_rounded_size(type)))) #else typedef __builtin_va_list __gnuc_va_list; typedef __gnuc_va_list va_list; #define va_start(v,l) __builtin_va_start(v,l) #define va_end(v) __builtin_va_end(v) #define va_arg(v,l) __builtin_va_arg(v,l) #endif #endif #define SECTION(x) __attribute__((section(x))) #define UNUSED __attribute__((unused)) #define ALIGN(n) __attribute__((aligned(n))) #define rt_inline static __inline #define RTT_API #elif defined (__ADSPBLACKFIN__) /* for VisualDSP++ Compiler */ #include #define SECTION(x) __attribute__((section(x))) #define UNUSED __attribute__((unused)) #define ALIGN(n) __attribute__((aligned(n))) #define rt_inline static inline #define RTT_API #elif defined (_MSC_VER) #include #define SECTION(x) #define UNUSED #define ALIGN(n) __declspec(align(n)) #define rt_inline static __inline #define RTT_API #endif /* 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 /** * @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_EIO 8 /* IO error */ /*@}*/ /** * @ingroup BasicDef * * @def RT_ALIGN(size, align) * Return the most contiguous size aligned at specified width. RT_ALIGN(13, 4) * would return 16. */ #define RT_ALIGN(size, align) (((size) + (align) - 1) & ~((align) - 1)) /** * @ingroup BasicDef * * @def RT_ALIGN_DOWN(size, align) * Return the down number of aligned at specified width. RT_ALIGN_DOWN(13, 4) * would return 12. */ #define RT_ALIGN_DOWN(size, align) ((size) & ~((align) - 1)) /** * @ingroup BasicDef * * @def RT_NULL * Similar as the \c NULL in C library. */ #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. */ }; typedef struct rt_list_node rt_list_t; /* Type for lists. */ /** * @addtogroup KernelObject */ /*@{*/ /* * kernel object macros */ #define RT_OBJECT_FLAG_MODULE 0x80 /* is module object. */ /** * Base structure of Kernel object */ struct rt_object { char name[RT_NAME_MAX]; /* name of kernel object */ rt_uint8_t type; /* type of kernel object */ rt_uint8_t flag; /* flag of kernel object */ #ifdef RT_USING_MODULE void *module_id; /* id of application module */ #endif rt_list_t list; /* list node of kernel object */ }; typedef struct rt_object *rt_object_t; /* Type for kernel objects. */ /** * The object type can be one of the follows with specific * macros enabled: * - Thread * - Semaphore * - Mutex * - Event * - MailBox * - MessageQueue * - MemHeap * - MemPool * - Device * - Timer * - Module * - Unknown * - Static */ enum rt_object_class_type { RT_Object_Class_Thread = 0, /* The object is a thread. */ #ifdef RT_USING_SEMAPHORE RT_Object_Class_Semaphore, /* The object is a semaphore. */ #endif #ifdef RT_USING_MUTEX RT_Object_Class_Mutex, /* The object is a mutex. */ #endif #ifdef RT_USING_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. */ #endif #ifdef RT_USING_MESSAGEQUEUE RT_Object_Class_MessageQueue, /* The object is a message queue. */ #endif #ifdef RT_USING_MEMHEAP RT_Object_Class_MemHeap, /* The object is a memory heap */ #endif #ifdef RT_USING_MEMPOOL RT_Object_Class_MemPool, /* The object is a memory pool. */ #endif #ifdef RT_USING_DEVICE RT_Object_Class_Device, /* The object is a device */ #endif RT_Object_Class_Timer, /* The object is a timer. */ #ifdef RT_USING_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. */ }; /** * 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 */ }; /** * The hook function call macro */ #ifdef RT_USING_HOOK #define RT_OBJECT_HOOK_CALL(func, argv) \ do { if ((func) != RT_NULL) func argv; } while (0) #else #define RT_OBJECT_HOOK_CALL(func, argv) #endif /*@}*/ /** * @addtogroup Clock */ /*@{*/ /** * 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_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 control command */ #define RT_TIMER_CTRL_GET_TIME 0x1 /* get timer control command */ #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 */ struct rt_timer { struct rt_object parent; /* inherit from rt_object */ rt_list_t list; /* the node of timer list */ 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 */ }; typedef struct rt_timer *rt_timer_t; /*@}*/ /** * @addtogroup Thread */ /*@{*/ /* * Thread */ /* * thread state definitions */ #define RT_THREAD_INIT 0x00 /* Initialized status */ #define RT_THREAD_READY 0x01 /* Ready status */ #define RT_THREAD_SUSPEND 0x02 /* Suspend status */ #define RT_THREAD_RUNNING 0x03 /* Running status */ #define RT_THREAD_BLOCK RT_THREAD_SUSPEND /* Blocked status */ #define RT_THREAD_CLOSE 0x04 /* Closed status */ /** * thread control command definitions */ #define RT_THREAD_CTRL_STARTUP 0x00 /* Startup 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. */ /** * Thread structure */ 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 */ #ifdef RT_USING_MODULE void *module_id; /* id of application module */ #endif rt_list_t list; /* the object list */ 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 */ /* error code */ rt_err_t error; /* error code */ rt_uint8_t stat; /* thread stat */ /* 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; #endif rt_uint32_t number_mask; #if defined(RT_USING_EVENT) /* thread event */ rt_uint32_t event_set; rt_uint8_t event_info; #endif rt_ubase_t init_tick; /* thread's initialized tick */ rt_ubase_t remaining_tick; /* remaining tick */ struct rt_timer thread_timer; /* built-in thread timer */ void (*cleanup)(struct rt_thread *tid); /* cleanup function when thread exit */ rt_uint32_t user_data; /* private user data beyond this thread */ }; typedef struct rt_thread *rt_thread_t; /*@}*/ /** * @addtogroup IPC */ /*@{*/ /** * IPC flags and control command definitions */ #define RT_IPC_FLAG_FIFO 0x00 /* FIFOed IPC. @ref IPC. */ #define RT_IPC_FLAG_PRIO 0x01 /* PRIOed IPC. @ref IPC. */ #define RT_IPC_CMD_UNKNOWN 0x00 /* unknown IPC command */ #define RT_IPC_CMD_RESET 0x01 /* reset IPC object */ #define RT_WAITING_FOREVER -1 /* Block forever until get resource. */ #define RT_WAITING_NO 0 /* Non-block. */ /** * Base structure of IPC object */ struct rt_ipc_object { struct rt_object parent; /* inherit from rt_object */ rt_list_t suspend_thread; /* threads pended on this resource */ }; #ifdef RT_USING_SEMAPHORE /** * Semaphore structure */ struct rt_semaphore { struct rt_ipc_object parent; /* inherit from ipc_object */ rt_uint16_t value; /* value of semaphore. */ }; typedef struct rt_semaphore *rt_sem_t; #endif #ifdef RT_USING_MUTEX /** * Mutual exclusion (mutex) structure */ struct rt_mutex { struct rt_ipc_object parent; /* inherit from ipc_object */ rt_uint16_t value; /* value of mutex */ rt_uint8_t original_priority; /* priority of last thread hold the mutex */ rt_uint8_t hold; /* numbers of thread hold the mutex */ struct rt_thread *owner; /* current owner of mutex */ }; typedef struct rt_mutex *rt_mutex_t; #endif #ifdef RT_USING_EVENT /** * flag defintions in event */ #define RT_EVENT_FLAG_AND 0x01 /* logic and */ #define RT_EVENT_FLAG_OR 0x02 /* logic or */ #define RT_EVENT_FLAG_CLEAR 0x04 /* clear flag */ /* * event structure */ struct rt_event { struct rt_ipc_object parent; /* inherit from ipc_object */ rt_uint32_t set; /* event set */ }; typedef struct rt_event *rt_event_t; #endif #ifdef RT_USING_MAILBOX /** * mailbox structure */ struct rt_mailbox { struct rt_ipc_object parent; /* inherit from ipc_object */ rt_uint32_t *msg_pool; /* start address of message buffer */ rt_uint16_t size; /* size of message pool */ rt_uint16_t entry; /* index of messages in msg_pool */ rt_uint16_t in_offset; /* input offset of the message buffer */ rt_uint16_t out_offset; /* output offset of the message buffer */ rt_list_t suspend_sender_thread; /* sender thread suspended on this mailbox */ }; typedef struct rt_mailbox *rt_mailbox_t; #endif #ifdef RT_USING_MESSAGEQUEUE /** * message queue structure */ struct rt_messagequeue { struct rt_ipc_object parent; /* inherit from ipc_object */ void *msg_pool; /* start address of message queue */ rt_uint16_t msg_size; /* message size of each message */ rt_uint16_t max_msgs; /* max number of messages */ rt_uint16_t entry; /* index of messages in the queue */ void *msg_queue_head; /* list head */ void *msg_queue_tail; /* list tail */ void *msg_queue_free; /* pointer indicated the free node of queue */ }; typedef struct rt_messagequeue *rt_mq_t; #endif /*@}*/ #ifdef RT_USING_MEMPOOL /** * @addtogroup MM */ /*@{*/ /* * memory management * heap & partition */ /** * memory item on the heap */ struct rt_memheap_item { rt_uint32_t magic; struct rt_memheap_item *next; struct rt_memheap_item *prev; struct rt_memheap_item *next_free; struct rt_memheap_item *prev_free; struct rt_memheap *pool_ptr; }; /** * Base structure of memory heap object */ struct rt_memheap { struct rt_object parent; void *start_addr; /* pool start address and size */ rt_uint32_t pool_size; rt_uint32_t available_size; struct rt_memheap_item *block_list; /* used block list */ struct rt_memheap_item *free_list; /* free block list */ struct rt_memheap_item free_header; /* free block list header */ }; /** * Base structure of Memory pool object */ struct rt_mempool { struct rt_object parent; /* inherit from rt_object */ 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_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 #ifdef RT_USING_DEVICE /** * @addtogroup Device */ /*@{*/ /** * device (I/O) class type */ 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_Graphic, /* Graphic device */ RT_Device_Class_I2CBUS, /* I2C bus device */ RT_Device_Class_USBDevice, /* USB slave device */ RT_Device_Class_USBHost, /* USB host bus */ RT_Device_Class_SPIBUS, /* SPI bus device */ RT_Device_Class_SPIDevice, /* SPI device */ RT_Device_Class_SDIO, /* SDIO bus device */ RT_Device_Class_PM, /* PM pseudo device */ RT_Device_Class_Unknown /* unknown device */ }; /** * device flags defitions */ #define RT_DEVICE_FLAG_DEACTIVATE 0x000 /* device is not not initialized */ #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_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 */ /** * general device commands */ #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_BLK_SYNC 0x11 /* flush data to block device */ #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; /** * Device structure */ struct rt_device { struct rt_object parent; /* inherit from rt_object */ enum rt_device_class_type type; /* device type */ rt_uint16_t flag; /* device flag */ rt_uint16_t open_flag; /* device open flag */ rt_uint8_t device_id; /* 0 - 255 */ /* device call back */ rt_err_t (*rx_indicate)(rt_device_t dev, rt_size_t size); rt_err_t (*tx_complete)(rt_device_t dev, void *buffer); /* common device interface */ rt_err_t (*init) (rt_device_t dev); rt_err_t (*open) (rt_device_t dev, rt_uint16_t oflag); rt_err_t (*close) (rt_device_t dev); rt_size_t (*read) (rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size); rt_size_t (*write) (rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size); rt_err_t (*control)(rt_device_t dev, rt_uint8_t cmd, void *args); #ifdef RT_USING_DEVICE_SUSPEND rt_err_t (*suspend) (rt_device_t dev); rt_err_t (*resumed) (rt_device_t dev); #endif void *user_data; /* device private data */ }; /** * block device geometry structure */ struct rt_device_blk_geometry { rt_uint32_t sector_count; /* count of sectors */ rt_uint32_t bytes_per_sector; /* number of bytes per sector */ rt_uint32_t block_size; /* size to erase one block */ }; /** * graphic device control command */ #define RTGRAPHIC_CTRL_RECT_UPDATE 0 #define RTGRAPHIC_CTRL_POWERON 1 #define RTGRAPHIC_CTRL_POWEROFF 2 #define RTGRAPHIC_CTRL_GET_INFO 3 #define RTGRAPHIC_CTRL_SET_MODE 4 #define RTGRAPHIC_CTRL_FILL_RECT 5 #define RTGRAPHIC_CTRL_DRAW_RECT 6 /* graphic deice */ enum { RTGRAPHIC_PIXEL_FORMAT_MONO = 0, RTGRAPHIC_PIXEL_FORMAT_GRAY4, RTGRAPHIC_PIXEL_FORMAT_GRAY16, RTGRAPHIC_PIXEL_FORMAT_RGB332, RTGRAPHIC_PIXEL_FORMAT_RGB444, RTGRAPHIC_PIXEL_FORMAT_RGB565, RTGRAPHIC_PIXEL_FORMAT_RGB565P, RTGRAPHIC_PIXEL_FORMAT_RGB666, RTGRAPHIC_PIXEL_FORMAT_RGB888, RTGRAPHIC_PIXEL_FORMAT_ARGB888 }; /** * build a pixel position according to (x, y) coordinates. */ #define RTGRAPHIC_PIXEL_POSITION(x, y) ((x << 16) | y) /** * graphic device information structure */ struct rt_device_graphic_info { rt_uint8_t pixel_format; /* graphic format */ rt_uint8_t bits_per_pixel; /* bits per pixel */ rt_uint16_t reserved; /* reserved field */ rt_uint16_t width; /* width of graphic device */ rt_uint16_t height; /* height of graphic device */ rt_uint8_t *framebuffer; /* frame buffer */ }; /** * rectangle information structure */ struct rt_device_rect_info { rt_uint16_t x; rt_uint16_t y; /* x, y coordinate */ rt_uint16_t width; rt_uint16_t height; /* width and height */ }; /** * graphic operations */ struct rt_device_graphic_ops { void (*set_pixel) (const char *pixel, int x, int y); void (*get_pixel) (char *pixel, int x, int y); void (*draw_hline)(const char *pixel, int x1, int x2, int y); void (*draw_vline)(const char *pixel, int x, int y1, int y2); void (*blit_line) (const char *pixel, int x, int y, rt_size_t size); }; #define rt_graphix_ops(device) ((struct rt_device_graphic_ops *)(device->user_data)) /*@}*/ #endif #ifdef RT_USING_MODULE /** * @addtogroup Module */ /*@{*/ /* * module system */ #define RT_MODULE_FLAG_WITHENTRY 0x00 /* with entry point */ #define RT_MODULE_FLAG_WITHOUTENTRY 0x01 /* without entry point */ /** * Application Module structure */ struct rt_module { struct rt_object parent; /* inherit from object */ rt_uint8_t *module_space; /* module memory space */ void *module_entry; /* entry address of module's thread */ rt_thread_t module_thread; /* stack size of module's thread */ rt_uint32_t stack_size; /* priority of module's thread */ rt_uint32_t thread_priority; #ifdef RT_USING_SLAB /* module memory allocator */ void *mem_list; /* module's free memory list */ void *page_array; /* module's using pages */ rt_uint32_t page_cnt; /* module's using pages count */ #endif rt_uint32_t nsym; /* number of symbol in the module */ struct rt_module_symtab *symtab; /* module symbol table */ rt_uint32_t nref; /* reference count */ /* object in this module, module object is the last basic object type */ struct rt_object_information module_object[RT_Object_Class_Unknown]; }; typedef struct rt_module *rt_module_t; /*@}*/ #endif #ifdef __cplusplus } #endif #endif