1462 lines
55 KiB
C
1462 lines
55 KiB
C
/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2007-01-10 Bernard the first version
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* 2008-07-12 Bernard remove all rt_int8, rt_uint32_t etc typedef
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* 2010-10-26 yi.qiu add module support
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* 2010-11-10 Bernard add cleanup callback function in thread exit.
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* 2011-05-09 Bernard use builtin va_arg in GCC 4.x
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* 2012-11-16 Bernard change RT_NULL from ((void*)0) to 0.
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* 2012-12-29 Bernard change the RT_USING_MEMPOOL location and add
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* RT_USING_MEMHEAP condition.
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* 2012-12-30 Bernard add more control command for graphic.
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* 2013-01-09 Bernard change version number.
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* 2015-02-01 Bernard change version number to v2.1.0
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* 2017-08-31 Bernard change version number to v3.0.0
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* 2017-11-30 Bernard change version number to v3.0.1
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* 2017-12-27 Bernard change version number to v3.0.2
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* 2018-02-24 Bernard change version number to v3.0.3
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* 2018-04-25 Bernard change version number to v3.0.4
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* 2018-05-31 Bernard change version number to v3.1.0
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* 2018-09-04 Bernard change version number to v3.1.1
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* 2018-09-14 Bernard apply Apache License v2.0 to RT-Thread Kernel
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* 2018-10-13 Bernard change version number to v4.0.0
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* 2018-10-02 Bernard add 64bit arch support
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* 2018-11-22 Jesven add smp member to struct rt_thread
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* add struct rt_cpu
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* add smp relevant macros
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* 2019-01-27 Bernard change version number to v4.0.1
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* 2019-05-17 Bernard change version number to v4.0.2
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* 2019-12-20 Bernard change version number to v4.0.3
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* 2020-08-10 Meco Man add macro for struct rt_device_ops
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* 2020-10-23 Meco Man define maximum value of ipc type
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* 2021-03-19 Meco Man add security devices
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* 2021-05-10 armink change version number to v4.0.4
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* 2021-11-19 Meco Man change version number to v4.1.0
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* 2021-12-21 Meco Man re-implement RT_UNUSED
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* 2022-01-01 Gabriel improve hooking method
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* 2022-01-07 Gabriel move some __on_rt_xxxxx_hook to dedicated c source files
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* 2022-01-12 Meco Man remove RT_THREAD_BLOCK
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* 2022-04-20 Meco Man change version number to v4.1.1
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* 2022-04-21 THEWON add macro RT_VERSION_CHECK
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* 2022-06-29 Meco Man add RT_USING_LIBC and standard libc headers
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* 2022-08-16 Meco Man change version number to v5.0.0
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* 2022-09-12 Meco Man define rt_ssize_t
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* 2022-12-20 Meco Man add const name for rt_object
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*/
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#ifndef __RT_DEF_H__
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#define __RT_DEF_H__
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#include <rtconfig.h>
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#ifdef RT_USING_LIBC
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#include <stdint.h>
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#include <stddef.h>
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#include <stdarg.h>
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#include <sys/types.h>
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#endif /* RT_USING_LIBC */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @addtogroup BasicDef
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*/
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/**@{*/
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/* RT-Thread version information */
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#define RT_VERSION_MAJOR 5 /**< Major version number (X.x.x) */
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#define RT_VERSION_MINOR 0 /**< Minor version number (x.X.x) */
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#define RT_VERSION_PATCH 0 /**< Patch version number (x.x.X) */
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/* e.g. #if (RTTHREAD_VERSION >= RT_VERSION_CHECK(4, 1, 0) */
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#define RT_VERSION_CHECK(major, minor, revise) ((major * 10000) + (minor * 100) + revise)
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/* RT-Thread version */
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#define RTTHREAD_VERSION RT_VERSION_CHECK(RT_VERSION_MAJOR, RT_VERSION_MINOR, RT_VERSION_PATCH)
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/* RT-Thread basic data type definitions */
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typedef int rt_bool_t; /**< boolean type */
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typedef signed long rt_base_t; /**< Nbit CPU related date type */
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typedef unsigned long rt_ubase_t; /**< Nbit unsigned CPU related data type */
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#ifndef RT_USING_ARCH_DATA_TYPE
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#ifdef RT_USING_LIBC
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typedef int8_t rt_int8_t; /**< 8bit integer type */
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typedef int16_t rt_int16_t; /**< 16bit integer type */
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typedef int32_t rt_int32_t; /**< 32bit integer type */
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typedef uint8_t rt_uint8_t; /**< 8bit unsigned integer type */
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typedef uint16_t rt_uint16_t; /**< 16bit unsigned integer type */
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typedef uint32_t rt_uint32_t; /**< 32bit unsigned integer type */
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typedef int64_t rt_int64_t; /**< 64bit integer type */
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typedef uint64_t rt_uint64_t; /**< 64bit unsigned integer type */
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typedef size_t rt_size_t; /**< Type for size number */
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typedef ssize_t rt_ssize_t; /**< Used for a count of bytes or an error indication */
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#else
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typedef signed char rt_int8_t; /**< 8bit integer type */
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typedef signed short rt_int16_t; /**< 16bit integer type */
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typedef signed int rt_int32_t; /**< 32bit integer type */
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typedef unsigned char rt_uint8_t; /**< 8bit unsigned integer type */
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typedef unsigned short rt_uint16_t; /**< 16bit unsigned integer type */
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typedef unsigned int rt_uint32_t; /**< 32bit unsigned integer type */
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#ifdef ARCH_CPU_64BIT
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typedef signed long rt_int64_t; /**< 64bit integer type */
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typedef unsigned long rt_uint64_t; /**< 64bit unsigned integer type */
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#else
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typedef signed long long rt_int64_t; /**< 64bit integer type */
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typedef unsigned long long rt_uint64_t; /**< 64bit unsigned integer type */
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#endif /* ARCH_CPU_64BIT */
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typedef rt_ubase_t rt_size_t; /**< Type for size number */
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typedef rt_base_t rt_ssize_t; /**< Used for a count of bytes or an error indication */
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#endif /* RT_USING_LIBC */
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#endif /* RT_USING_ARCH_DATA_TYPE */
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typedef rt_base_t rt_err_t; /**< Type for error number */
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typedef rt_uint32_t rt_time_t; /**< Type for time stamp */
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typedef rt_uint32_t rt_tick_t; /**< Type for tick count */
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typedef rt_base_t rt_flag_t; /**< Type for flags */
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typedef rt_ubase_t rt_dev_t; /**< Type for device */
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typedef rt_base_t rt_off_t; /**< Type for offset */
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/* boolean type definitions */
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#define RT_TRUE 1 /**< boolean true */
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#define RT_FALSE 0 /**< boolean fails */
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/* null pointer definition */
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#define RT_NULL 0
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/**@}*/
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/* maximum value of base type */
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#ifdef RT_USING_LIBC
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#define RT_UINT8_MAX UINT8_MAX /**< Maximum number of UINT8 */
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#define RT_UINT16_MAX UINT16_MAX /**< Maximum number of UINT16 */
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#define RT_UINT32_MAX UINT32_MAX /**< Maximum number of UINT32 */
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#else
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#define RT_UINT8_MAX 0xff /**< Maximum number of UINT8 */
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#define RT_UINT16_MAX 0xffff /**< Maximum number of UINT16 */
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#define RT_UINT32_MAX 0xffffffff /**< Maximum number of UINT32 */
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#endif /* RT_USING_LIBC */
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#define RT_TICK_MAX RT_UINT32_MAX /**< Maximum number of tick */
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/* maximum value of ipc type */
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#define RT_SEM_VALUE_MAX RT_UINT16_MAX /**< Maximum number of semaphore .value */
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#define RT_MUTEX_VALUE_MAX RT_UINT16_MAX /**< Maximum number of mutex .value */
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#define RT_MUTEX_HOLD_MAX RT_UINT8_MAX /**< Maximum number of mutex .hold */
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#define RT_MB_ENTRY_MAX RT_UINT16_MAX /**< Maximum number of mailbox .entry */
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#define RT_MQ_ENTRY_MAX RT_UINT16_MAX /**< Maximum number of message queue .entry */
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/* Common Utilities */
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#define RT_UNUSED(x) ((void)x)
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/* Compiler Related Definitions */
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#if defined(__ARMCC_VERSION) /* ARM Compiler */
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#define rt_section(x) __attribute__((section(x)))
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#define rt_used __attribute__((used))
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#define rt_align(n) __attribute__((aligned(n)))
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#define rt_weak __attribute__((weak))
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#define rt_inline static __inline
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/* module compiling */
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#ifdef RT_USING_MODULE
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#define RTT_API __declspec(dllimport)
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#else
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#define RTT_API __declspec(dllexport)
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#endif /* RT_USING_MODULE */
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#elif defined (__IAR_SYSTEMS_ICC__) /* for IAR Compiler */
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#define rt_section(x) @ x
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#define rt_used __root
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#define PRAGMA(x) _Pragma(#x)
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#define rt_align(n) PRAGMA(data_alignment=n)
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#define rt_weak __weak
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#define rt_inline static inline
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#define RTT_API
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#elif defined (__GNUC__) /* GNU GCC Compiler */
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#ifndef RT_USING_LIBC
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/* the version of GNU GCC must be greater than 4.x */
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typedef __builtin_va_list __gnuc_va_list;
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typedef __gnuc_va_list va_list;
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#define va_start(v,l) __builtin_va_start(v,l)
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#define va_end(v) __builtin_va_end(v)
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#define va_arg(v,l) __builtin_va_arg(v,l)
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#endif /* RT_USING_LIBC */
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#define __RT_STRINGIFY(x...) #x
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#define RT_STRINGIFY(x...) __RT_STRINGIFY(x)
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#define rt_section(x) __attribute__((section(x)))
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#define rt_used __attribute__((used))
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#define rt_align(n) __attribute__((aligned(n)))
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#define rt_weak __attribute__((weak))
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#define rt_inline static __inline
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#define RTT_API
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#elif defined (__ADSPBLACKFIN__) /* for VisualDSP++ Compiler */
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#define rt_section(x) __attribute__((section(x)))
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#define rt_used __attribute__((used))
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#define rt_align(n) __attribute__((aligned(n)))
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#define rt_weak __attribute__((weak))
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#define rt_inline static inline
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#define RTT_API
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#elif defined (_MSC_VER)
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#define rt_section(x)
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#define rt_used
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#define rt_align(n) __declspec(align(n))
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#define rt_weak
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#define rt_inline static __inline
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#define RTT_API
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#elif defined (__TI_COMPILER_VERSION__)
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/* The way that TI compiler set section is different from other(at least
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* GCC and MDK) compilers. See ARM Optimizing C/C++ Compiler 5.9.3 for more
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* details. */
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#define rt_section(x) __attribute__((section(x)))
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#ifdef __TI_EABI__
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#define rt_used __attribute__((retain)) __attribute__((used))
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#else
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#define rt_used __attribute__((used))
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#endif
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#define PRAGMA(x) _Pragma(#x)
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#define rt_align(n) __attribute__((aligned(n)))
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#ifdef __TI_EABI__
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#define rt_weak __attribute__((weak))
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#else
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#define rt_weak
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#endif
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#define rt_inline static inline
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#define RTT_API
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#elif defined (__TASKING__)
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#define rt_section(x) __attribute__((section(x)))
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#define rt_used __attribute__((used, protect))
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#define PRAGMA(x) _Pragma(#x)
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#define rt_align(n) __attribute__((__align(n)))
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#define rt_weak __attribute__((weak))
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#define rt_inline static inline
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#define RTT_API
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#else
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#error not supported tool chain
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#endif /* __ARMCC_VERSION */
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/* initialization export */
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#ifdef RT_USING_COMPONENTS_INIT
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typedef int (*init_fn_t)(void);
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#ifdef _MSC_VER
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#pragma section("rti_fn$f",read)
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#if RT_DEBUG_INIT
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struct rt_init_desc
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{
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const char* level;
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const init_fn_t fn;
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const char* fn_name;
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};
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#define INIT_EXPORT(fn, level) \
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const char __rti_level_##fn[] = ".rti_fn." level; \
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const char __rti_##fn##_name[] = #fn; \
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__declspec(allocate("rti_fn$f")) \
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rt_used const struct rt_init_desc __rt_init_msc_##fn = \
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{__rti_level_##fn, fn, __rti_##fn##_name};
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#else
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struct rt_init_desc
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{
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const char* level;
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const init_fn_t fn;
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};
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#define INIT_EXPORT(fn, level) \
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const char __rti_level_##fn[] = ".rti_fn." level; \
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__declspec(allocate("rti_fn$f")) \
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rt_used const struct rt_init_desc __rt_init_msc_##fn = \
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{__rti_level_##fn, fn };
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#endif
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#else
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#if RT_DEBUG_INIT
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struct rt_init_desc
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{
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const char* fn_name;
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const init_fn_t fn;
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};
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#define INIT_EXPORT(fn, level) \
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const char __rti_##fn##_name[] = #fn; \
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rt_used const struct rt_init_desc __rt_init_desc_##fn rt_section(".rti_fn." level) = \
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{ __rti_##fn##_name, fn};
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#else
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#define INIT_EXPORT(fn, level) \
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rt_used const init_fn_t __rt_init_##fn rt_section(".rti_fn." level) = fn
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#endif
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#endif
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#else
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#define INIT_EXPORT(fn, level)
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#endif
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/* board init routines will be called in board_init() function */
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#define INIT_BOARD_EXPORT(fn) INIT_EXPORT(fn, "1")
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/* pre/device/component/env/app init routines will be called in init_thread */
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/* components pre-initialization (pure software initialization) */
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#define INIT_PREV_EXPORT(fn) INIT_EXPORT(fn, "2")
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/* device initialization */
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#define INIT_DEVICE_EXPORT(fn) INIT_EXPORT(fn, "3")
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/* components initialization (dfs, lwip, ...) */
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#define INIT_COMPONENT_EXPORT(fn) INIT_EXPORT(fn, "4")
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/* environment initialization (mount disk, ...) */
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#define INIT_ENV_EXPORT(fn) INIT_EXPORT(fn, "5")
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/* application initialization (rtgui application etc ...) */
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#define INIT_APP_EXPORT(fn) INIT_EXPORT(fn, "6")
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#if !defined(RT_USING_FINSH)
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/* define these to empty, even if not include finsh.h file */
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#define FINSH_FUNCTION_EXPORT(name, desc)
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#define FINSH_FUNCTION_EXPORT_ALIAS(name, alias, desc)
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#define MSH_CMD_EXPORT(command, desc)
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#define MSH_CMD_EXPORT_ALIAS(command, alias, desc)
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#elif !defined(FINSH_USING_SYMTAB)
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#define FINSH_FUNCTION_EXPORT_CMD(name, cmd, desc)
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#endif
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/* event length */
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#define RT_EVENT_LENGTH 32
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/* memory management option */
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#define RT_MM_PAGE_SIZE 4096
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#define RT_MM_PAGE_MASK (RT_MM_PAGE_SIZE - 1)
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#define RT_MM_PAGE_BITS 12
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/* kernel malloc definitions */
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#ifndef RT_KERNEL_MALLOC
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#define RT_KERNEL_MALLOC(sz) rt_malloc(sz)
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#endif
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#ifndef RT_KERNEL_FREE
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#define RT_KERNEL_FREE(ptr) rt_free(ptr)
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#endif
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#ifndef RT_KERNEL_REALLOC
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#define RT_KERNEL_REALLOC(ptr, size) rt_realloc(ptr, size)
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#endif
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/**
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* @addtogroup Error
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*/
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/**@{*/
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/* RT-Thread error code definitions */
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#define RT_EOK 0 /**< There is no error */
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#define RT_ERROR 1 /**< A generic error happens */
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#define RT_ETIMEOUT 2 /**< Timed out */
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#define RT_EFULL 3 /**< The resource is full */
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#define RT_EEMPTY 4 /**< The resource is empty */
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#define RT_ENOMEM 5 /**< No memory */
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#define RT_ENOSYS 6 /**< No system */
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#define RT_EBUSY 7 /**< Busy */
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#define RT_EIO 8 /**< IO error */
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#define RT_EINTR 9 /**< Interrupted system call */
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#define RT_EINVAL 10 /**< Invalid argument */
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#define RT_ETRAP 11 /**< Trap event */
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#define RT_ENOENT 12 /**< No entry */
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#define RT_ENOSPC 13 /**< No space left */
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/**@}*/
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/**
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* @ingroup BasicDef
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*
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* @def RT_ALIGN(size, align)
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* Return the most contiguous size aligned at specified width. RT_ALIGN(13, 4)
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* would return 16.
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*/
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#define RT_ALIGN(size, align) (((size) + (align) - 1) & ~((align) - 1))
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/**
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* @ingroup BasicDef
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*
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* @def RT_ALIGN_DOWN(size, align)
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* Return the down number of aligned at specified width. RT_ALIGN_DOWN(13, 4)
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* would return 12.
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*/
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#define RT_ALIGN_DOWN(size, align) ((size) & ~((align) - 1))
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/**
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* Double List structure
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*/
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struct rt_list_node
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{
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struct rt_list_node *next; /**< point to next node. */
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struct rt_list_node *prev; /**< point to prev node. */
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};
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typedef struct rt_list_node rt_list_t; /**< Type for lists. */
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/**
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* Single List structure
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*/
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struct rt_slist_node
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{
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struct rt_slist_node *next; /**< point to next node. */
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};
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typedef struct rt_slist_node rt_slist_t; /**< Type for single list. */
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/**
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* @addtogroup KernelObject
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*/
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/**@{*/
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/*
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* kernel object macros
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*/
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#define RT_OBJECT_FLAG_MODULE 0x80 /**< is module object. */
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/**
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* Base structure of Kernel object
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*/
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struct rt_object
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{
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#if RT_NAME_MAX > 0
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char name[RT_NAME_MAX]; /**< dynamic name of kernel object */
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#else
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const char *name; /**< static name of kernel object */
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#endif /* RT_NAME_MAX > 0 */
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rt_uint8_t type; /**< type of kernel object */
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rt_uint8_t flag; /**< flag of kernel object */
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#ifdef RT_USING_MODULE
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void * module_id; /**< id of application module */
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#endif /* RT_USING_MODULE */
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#ifdef RT_USING_SMART
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int lwp_ref_count; /**< ref count for lwp */
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#endif /* RT_USING_SMART */
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rt_list_t list; /**< list node of kernel object */
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};
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typedef struct rt_object *rt_object_t; /**< Type for kernel objects. */
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/**
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* The object type can be one of the follows with specific
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* macros enabled:
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* - Thread
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* - Semaphore
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* - Mutex
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* - Event
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* - MailBox
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* - MessageQueue
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* - MemHeap
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* - MemPool
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* - Device
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* - Timer
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* - Module
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* - Unknown
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* - Static
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*/
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enum rt_object_class_type
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{
|
|
RT_Object_Class_Null = 0x00, /**< The object is not used. */
|
|
RT_Object_Class_Thread = 0x01, /**< The object is a thread. */
|
|
RT_Object_Class_Semaphore = 0x02, /**< The object is a semaphore. */
|
|
RT_Object_Class_Mutex = 0x03, /**< The object is a mutex. */
|
|
RT_Object_Class_Event = 0x04, /**< The object is a event. */
|
|
RT_Object_Class_MailBox = 0x05, /**< The object is a mail box. */
|
|
RT_Object_Class_MessageQueue = 0x06, /**< The object is a message queue. */
|
|
RT_Object_Class_MemHeap = 0x07, /**< The object is a memory heap. */
|
|
RT_Object_Class_MemPool = 0x08, /**< The object is a memory pool. */
|
|
RT_Object_Class_Device = 0x09, /**< The object is a device. */
|
|
RT_Object_Class_Timer = 0x0a, /**< The object is a timer. */
|
|
RT_Object_Class_Module = 0x0b, /**< The object is a module. */
|
|
RT_Object_Class_Memory = 0x0c, /**< The object is a memory. */
|
|
RT_Object_Class_Channel = 0x0d, /**< The object is a channel */
|
|
RT_Object_Class_Custom = 0x0e, /**< The object is a custom object */
|
|
RT_Object_Class_Unknown = 0x0f, /**< 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
|
|
*/
|
|
#ifndef RT_USING_HOOK
|
|
#define __ON_HOOK_ARGS(__hook, argv)
|
|
#define RT_OBJECT_HOOK_CALL(func, argv)
|
|
#else
|
|
#define RT_OBJECT_HOOK_CALL(func, argv) __on_##func argv
|
|
#ifdef RT_HOOK_USING_FUNC_PTR
|
|
#define __ON_HOOK_ARGS(__hook, argv) do {if ((__hook) != RT_NULL) __hook argv; } while (0)
|
|
#else
|
|
#define __ON_HOOK_ARGS(__hook, argv)
|
|
#endif /* RT_HOOK_USING_FUNC_PTR */
|
|
#endif /* RT_USING_HOOK */
|
|
|
|
#ifndef __on_rt_interrupt_switch_hook
|
|
#define __on_rt_interrupt_switch_hook() __ON_HOOK_ARGS(rt_interrupt_switch_hook, ())
|
|
#endif
|
|
#ifndef __on_rt_malloc_hook
|
|
#define __on_rt_malloc_hook(addr, size) __ON_HOOK_ARGS(rt_malloc_hook, (addr, size))
|
|
#endif
|
|
#ifndef __on_rt_free_hook
|
|
#define __on_rt_free_hook(rmem) __ON_HOOK_ARGS(rt_free_hook, (rmem))
|
|
#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 */
|
|
#define RT_TIMER_CTRL_GET_STATE 0x4 /**< get timer run state active or deactive*/
|
|
#define RT_TIMER_CTRL_GET_REMAIN_TIME 0x5 /**< get the remaining hang time */
|
|
#define RT_TIMER_CTRL_GET_FUNC 0x6 /**< get timer timeout func */
|
|
#define RT_TIMER_CTRL_SET_FUNC 0x7 /**< set timer timeout func */
|
|
#define RT_TIMER_CTRL_GET_PARM 0x8 /**< get timer parameter */
|
|
#define RT_TIMER_CTRL_SET_PARM 0x9 /**< get timer parameter */
|
|
|
|
#ifndef RT_TIMER_SKIP_LIST_LEVEL
|
|
#define RT_TIMER_SKIP_LIST_LEVEL 1
|
|
#endif
|
|
|
|
/* 1 or 3 */
|
|
#ifndef RT_TIMER_SKIP_LIST_MASK
|
|
#define RT_TIMER_SKIP_LIST_MASK 0x3 /**< Timer skips the list mask */
|
|
#endif
|
|
|
|
/**
|
|
* timer structure
|
|
*/
|
|
struct rt_timer
|
|
{
|
|
struct rt_object parent; /**< inherit from rt_object */
|
|
|
|
rt_list_t row[RT_TIMER_SKIP_LIST_LEVEL];
|
|
|
|
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 Signal
|
|
*/
|
|
/**@{*/
|
|
|
|
#ifdef RT_USING_SIGNALS
|
|
#include <sys/signal.h>
|
|
typedef unsigned long rt_sigset_t;
|
|
typedef siginfo_t rt_siginfo_t;
|
|
typedef void (*rt_sighandler_t)(int signo);
|
|
|
|
#define RT_SIG_MAX 32
|
|
|
|
#else
|
|
|
|
#ifdef RT_USING_SMART
|
|
#include <sys/signal.h>
|
|
#endif
|
|
|
|
#endif /* RT_USING_SIGNALS */
|
|
/**@}*/
|
|
|
|
/**
|
|
* @addtogroup Thread
|
|
*/
|
|
|
|
/**@{*/
|
|
|
|
/*
|
|
* Thread
|
|
*/
|
|
|
|
/*
|
|
* thread state definitions
|
|
*/
|
|
#define RT_THREAD_INIT 0x00 /**< Initialized status */
|
|
#define RT_THREAD_CLOSE 0x01 /**< Closed status */
|
|
#define RT_THREAD_READY 0x02 /**< Ready status */
|
|
#define RT_THREAD_RUNNING 0x03 /**< Running status */
|
|
|
|
/*
|
|
* for rt_thread_suspend_with_flag()
|
|
*/
|
|
enum
|
|
{
|
|
RT_INTERRUPTIBLE = 0,
|
|
RT_KILLABLE,
|
|
RT_UNINTERRUPTIBLE,
|
|
};
|
|
|
|
#define RT_THREAD_SUSPEND_MASK 0x04
|
|
#define RT_SIGNAL_COMMON_WAKEUP_MASK 0x02
|
|
#define RT_SIGNAL_KILL_WAKEUP_MASK 0x01
|
|
|
|
#define RT_THREAD_SUSPEND_INTERRUPTIBLE (RT_THREAD_SUSPEND_MASK) /**< Suspend interruptable 0x4 */
|
|
#define RT_THREAD_SUSPEND RT_THREAD_SUSPEND_INTERRUPTIBLE
|
|
#define RT_THREAD_SUSPEND_KILLABLE (RT_THREAD_SUSPEND_MASK | RT_SIGNAL_COMMON_WAKEUP_MASK) /**< Suspend with killable 0x6 */
|
|
#define RT_THREAD_SUSPEND_UNINTERRUPTIBLE (RT_THREAD_SUSPEND_MASK | RT_SIGNAL_COMMON_WAKEUP_MASK | RT_SIGNAL_KILL_WAKEUP_MASK) /**< Suspend with uninterruptable 0x7 */
|
|
#define RT_THREAD_STAT_MASK 0x07
|
|
|
|
#define RT_THREAD_STAT_YIELD 0x08 /**< indicate whether remaining_tick has been reloaded since last schedule */
|
|
#define RT_THREAD_STAT_YIELD_MASK RT_THREAD_STAT_YIELD
|
|
|
|
#define RT_THREAD_STAT_SIGNAL 0x10 /**< task hold signals */
|
|
#define RT_THREAD_STAT_SIGNAL_READY (RT_THREAD_STAT_SIGNAL | RT_THREAD_READY)
|
|
#define RT_THREAD_STAT_SIGNAL_WAIT 0x20 /**< task is waiting for signals */
|
|
#define RT_THREAD_STAT_SIGNAL_PENDING 0x40 /**< signals is held and it has not been procressed */
|
|
#define RT_THREAD_STAT_SIGNAL_MASK 0xf0
|
|
|
|
/**
|
|
* 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. */
|
|
#define RT_THREAD_CTRL_BIND_CPU 0x04 /**< Set thread bind cpu. */
|
|
|
|
#ifdef RT_USING_SMP
|
|
|
|
#define RT_CPU_DETACHED RT_CPUS_NR /**< The thread not running on cpu. */
|
|
#define RT_CPU_MASK ((1 << RT_CPUS_NR) - 1) /**< All CPUs mask bit. */
|
|
|
|
#ifndef RT_SCHEDULE_IPI
|
|
#define RT_SCHEDULE_IPI 0
|
|
#endif /* RT_SCHEDULE_IPI */
|
|
|
|
#ifndef RT_STOP_IPI
|
|
#define RT_STOP_IPI 1
|
|
#endif /* RT_STOP_IPI */
|
|
|
|
/**
|
|
* CPUs definitions
|
|
*
|
|
*/
|
|
struct rt_cpu
|
|
{
|
|
struct rt_thread *current_thread;
|
|
|
|
rt_uint16_t irq_nest;
|
|
rt_uint8_t irq_switch_flag;
|
|
|
|
rt_uint8_t current_priority;
|
|
rt_list_t priority_table[RT_THREAD_PRIORITY_MAX];
|
|
#if RT_THREAD_PRIORITY_MAX > 32
|
|
rt_uint32_t priority_group;
|
|
rt_uint8_t ready_table[32];
|
|
#else
|
|
rt_uint32_t priority_group;
|
|
#endif /* RT_THREAD_PRIORITY_MAX > 32 */
|
|
|
|
rt_tick_t tick;
|
|
};
|
|
|
|
#endif /* RT_USING_SMP */
|
|
|
|
struct rt_thread;
|
|
|
|
#ifdef RT_USING_SMART
|
|
typedef rt_err_t (*rt_wakeup_func_t)(void *object, struct rt_thread *thread);
|
|
|
|
struct rt_wakeup
|
|
{
|
|
rt_wakeup_func_t func;
|
|
void *user_data;
|
|
};
|
|
|
|
#define _LWP_NSIG 64
|
|
|
|
#ifdef ARCH_CPU_64BIT
|
|
#define _LWP_NSIG_BPW 64
|
|
#else
|
|
#define _LWP_NSIG_BPW 32
|
|
#endif
|
|
|
|
#define _LWP_NSIG_WORDS (_LWP_NSIG / _LWP_NSIG_BPW)
|
|
|
|
typedef void (*lwp_sighandler_t)(int);
|
|
|
|
typedef struct {
|
|
unsigned long sig[_LWP_NSIG_WORDS];
|
|
} lwp_sigset_t;
|
|
|
|
struct lwp_sigaction {
|
|
union {
|
|
void (*_sa_handler)(int);
|
|
void (*_sa_sigaction)(int, siginfo_t *, void *);
|
|
} __sa_handler;
|
|
lwp_sigset_t sa_mask;
|
|
int sa_flags;
|
|
void (*sa_restorer)(void);
|
|
};
|
|
|
|
struct rt_user_context
|
|
{
|
|
void *sp;
|
|
void *pc;
|
|
void *flag;
|
|
};
|
|
#endif
|
|
|
|
/**
|
|
* Thread structure
|
|
*/
|
|
struct rt_thread
|
|
{
|
|
/* rt object */
|
|
#if RT_NAME_MAX > 0
|
|
char name[RT_NAME_MAX]; /**< dynamic name of kernel object */
|
|
#else
|
|
const char *name; /**< static name of kernel object */
|
|
#endif /* RT_NAME_MAX > 0 */
|
|
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_USING_MODULE */
|
|
|
|
#ifdef RT_USING_SMART
|
|
int lwp_ref_count; /**< ref count for lwp */
|
|
#endif /* RT_USING_SMART */
|
|
|
|
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_uint32_t stack_size; /**< stack size */
|
|
|
|
/* error code */
|
|
rt_err_t error; /**< error code */
|
|
|
|
rt_uint8_t stat; /**< thread status */
|
|
|
|
#ifdef RT_USING_SMP
|
|
rt_uint8_t bind_cpu; /**< thread is bind to cpu */
|
|
rt_uint8_t oncpu; /**< process on cpu */
|
|
|
|
rt_uint16_t scheduler_lock_nest; /**< scheduler lock count */
|
|
rt_uint16_t cpus_lock_nest; /**< cpus lock count */
|
|
rt_uint16_t critical_lock_nest; /**< critical lock count */
|
|
#endif /*RT_USING_SMP*/
|
|
|
|
/* 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_THREAD_PRIORITY_MAX > 32 */
|
|
rt_uint32_t number_mask; /**< priority number mask */
|
|
|
|
#ifdef RT_USING_MUTEX
|
|
/* object for IPC */
|
|
rt_list_t taken_object_list;
|
|
rt_object_t pending_object;
|
|
#endif
|
|
|
|
#ifdef RT_USING_EVENT
|
|
/* thread event */
|
|
rt_uint32_t event_set;
|
|
rt_uint8_t event_info;
|
|
#endif /* RT_USING_EVENT */
|
|
|
|
#ifdef RT_USING_SIGNALS
|
|
rt_sigset_t sig_pending; /**< the pending signals */
|
|
rt_sigset_t sig_mask; /**< the mask bits of signal */
|
|
|
|
#ifndef RT_USING_SMP
|
|
void *sig_ret; /**< the return stack pointer from signal */
|
|
#endif /* RT_USING_SMP */
|
|
rt_sighandler_t *sig_vectors; /**< vectors of signal handler */
|
|
void *si_list; /**< the signal infor list */
|
|
#endif /* RT_USING_SIGNALS */
|
|
|
|
#ifdef RT_USING_SMART
|
|
void *msg_ret; /**< the return msg */
|
|
#endif
|
|
|
|
rt_ubase_t init_tick; /**< thread's initialized tick */
|
|
rt_ubase_t remaining_tick; /**< remaining tick */
|
|
|
|
#ifdef RT_USING_CPU_USAGE
|
|
rt_uint64_t duration_tick; /**< cpu usage tick */
|
|
#endif /* RT_USING_CPU_USAGE */
|
|
|
|
#ifdef RT_USING_PTHREADS
|
|
void *pthread_data; /**< the handle of pthread data, adapt 32/64bit */
|
|
#endif /* RT_USING_PTHREADS */
|
|
|
|
struct rt_timer thread_timer; /**< built-in thread timer */
|
|
|
|
void (*cleanup)(struct rt_thread *tid); /**< cleanup function when thread exit */
|
|
|
|
/* light weight process if present */
|
|
#ifdef RT_USING_SMART
|
|
void *lwp;
|
|
/* for user create */
|
|
void *user_entry;
|
|
void *user_stack;
|
|
rt_uint32_t user_stack_size;
|
|
rt_uint32_t *kernel_sp; /**< kernel stack point */
|
|
rt_list_t sibling; /**< next thread of same process */
|
|
|
|
lwp_sigset_t signal;
|
|
lwp_sigset_t signal_mask;
|
|
int signal_mask_bak;
|
|
rt_uint32_t signal_in_process;
|
|
#ifndef ARCH_MM_MMU
|
|
lwp_sighandler_t signal_handler[32];
|
|
#endif
|
|
struct rt_user_context user_ctx;
|
|
|
|
struct rt_wakeup wakeup; /**< wakeup data */
|
|
int exit_request;
|
|
#if defined(ARCH_MM_MMU)
|
|
int step_exec;
|
|
int debug_attach_req;
|
|
int debug_ret_user;
|
|
int debug_suspend;
|
|
struct rt_hw_exp_stack *regs;
|
|
void * thread_idr; /** lwp thread indicator */
|
|
int *clear_child_tid;
|
|
#endif
|
|
int tid;
|
|
#endif
|
|
|
|
rt_ubase_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_IPC_CMD_GET_STATE 0x02 /**< get the state of 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. */
|
|
rt_uint16_t reserved; /**< reserved field */
|
|
};
|
|
typedef struct rt_semaphore *rt_sem_t;
|
|
#endif /* RT_USING_SEMAPHORE */
|
|
|
|
#ifdef RT_USING_MUTEX
|
|
/**
|
|
* Mutual exclusion (mutex) structure
|
|
*/
|
|
struct rt_mutex
|
|
{
|
|
struct rt_ipc_object parent; /**< inherit from ipc_object */
|
|
|
|
rt_uint8_t ceiling_priority; /**< the priority ceiling of mutexe */
|
|
rt_uint8_t priority; /**< the maximal priority for pending thread */
|
|
rt_uint8_t hold; /**< numbers of thread hold the mutex */
|
|
rt_uint8_t reserved; /**< reserved field */
|
|
|
|
struct rt_thread *owner; /**< current owner of mutex */
|
|
rt_list_t taken_list; /**< the object list taken by thread */
|
|
};
|
|
typedef struct rt_mutex *rt_mutex_t;
|
|
#endif /* RT_USING_MUTEX */
|
|
|
|
#ifdef RT_USING_EVENT
|
|
/**
|
|
* flag definitions 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 /* RT_USING_EVENT */
|
|
|
|
#ifdef RT_USING_MAILBOX
|
|
/**
|
|
* mailbox structure
|
|
*/
|
|
struct rt_mailbox
|
|
{
|
|
struct rt_ipc_object parent; /**< inherit from ipc_object */
|
|
|
|
rt_ubase_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 /* RT_USING_MAILBOX */
|
|
|
|
#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 */
|
|
|
|
rt_list_t suspend_sender_thread; /**< sender thread suspended on this message queue */
|
|
};
|
|
typedef struct rt_messagequeue *rt_mq_t;
|
|
#endif /* RT_USING_MESSAGEQUEUE */
|
|
|
|
/**@}*/
|
|
|
|
/**
|
|
* @addtogroup MM
|
|
*/
|
|
|
|
/**@{*/
|
|
|
|
#ifdef RT_USING_HEAP
|
|
/*
|
|
* memory structure
|
|
*/
|
|
struct rt_memory
|
|
{
|
|
struct rt_object parent; /**< inherit from rt_object */
|
|
const char * algorithm; /**< Memory management algorithm name */
|
|
rt_ubase_t address; /**< memory start address */
|
|
rt_size_t total; /**< memory size */
|
|
rt_size_t used; /**< size used */
|
|
rt_size_t max; /**< maximum usage */
|
|
};
|
|
typedef struct rt_memory *rt_mem_t;
|
|
#endif /* RT_USING_HEAP */
|
|
|
|
/*
|
|
* memory management
|
|
* heap & partition
|
|
*/
|
|
|
|
#ifdef RT_USING_SMALL_MEM
|
|
typedef rt_mem_t rt_smem_t;
|
|
#endif /* RT_USING_SMALL_MEM */
|
|
|
|
#ifdef RT_USING_SLAB
|
|
typedef rt_mem_t rt_slab_t;
|
|
#endif /* RT_USING_SLAB */
|
|
|
|
#ifdef RT_USING_MEMHEAP
|
|
/**
|
|
* memory item on the heap
|
|
*/
|
|
struct rt_memheap_item
|
|
{
|
|
rt_uint32_t magic; /**< magic number for memheap */
|
|
struct rt_memheap *pool_ptr; /**< point of pool */
|
|
|
|
struct rt_memheap_item *next; /**< next memheap item */
|
|
struct rt_memheap_item *prev; /**< prev memheap item */
|
|
|
|
struct rt_memheap_item *next_free; /**< next free memheap item */
|
|
struct rt_memheap_item *prev_free; /**< prev free memheap item */
|
|
#ifdef RT_USING_MEMTRACE
|
|
rt_uint8_t owner_thread_name[4]; /**< owner thread name */
|
|
#endif /* RT_USING_MEMTRACE */
|
|
};
|
|
|
|
/**
|
|
* Base structure of memory heap object
|
|
*/
|
|
struct rt_memheap
|
|
{
|
|
struct rt_object parent; /**< inherit from rt_object */
|
|
|
|
void *start_addr; /**< pool start address and size */
|
|
|
|
rt_size_t pool_size; /**< pool size */
|
|
rt_size_t available_size; /**< available size */
|
|
rt_size_t max_used_size; /**< maximum allocated 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 */
|
|
|
|
struct rt_semaphore lock; /**< semaphore lock */
|
|
rt_bool_t locked; /**< External lock mark */
|
|
};
|
|
#endif /* RT_USING_MEMHEAP */
|
|
|
|
#ifdef RT_USING_MEMPOOL
|
|
/**
|
|
* 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 */
|
|
};
|
|
typedef struct rt_mempool *rt_mp_t;
|
|
#endif /* RT_USING_MEMPOOL */
|
|
|
|
/**@}*/
|
|
|
|
#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_USBOTG, /**< USB OTG 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_Pipe, /**< Pipe device */
|
|
RT_Device_Class_Portal, /**< Portal device */
|
|
RT_Device_Class_Timer, /**< Timer device */
|
|
RT_Device_Class_Miscellaneous, /**< Miscellaneous device */
|
|
RT_Device_Class_Sensor, /**< Sensor device */
|
|
RT_Device_Class_Touch, /**< Touch device */
|
|
RT_Device_Class_PHY, /**< PHY device */
|
|
RT_Device_Class_Security, /**< Security device */
|
|
RT_Device_Class_WLAN, /**< WLAN device */
|
|
RT_Device_Class_Pin, /**< Pin device */
|
|
RT_Device_Class_ADC, /**< ADC device */
|
|
RT_Device_Class_DAC, /**< DAC device */
|
|
RT_Device_Class_WDT, /**< WDT device */
|
|
RT_Device_Class_PWM, /**< PWM device */
|
|
RT_Device_Class_Bus, /**< Bus device */
|
|
RT_Device_Class_Unknown /**< unknown device */
|
|
};
|
|
|
|
/**
|
|
* device flags definitions
|
|
*/
|
|
#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 */
|
|
#define RT_DEVICE_OFLAG_MASK 0xf0f /**< mask of open flag */
|
|
|
|
/**
|
|
* general device commands
|
|
* 0x01 - 0x1F general device control commands
|
|
* 0x20 - 0x3F udevice control commands
|
|
* 0x40 - special device control commands
|
|
*/
|
|
#define RT_DEVICE_CTRL_RESUME 0x01 /**< resume device */
|
|
#define RT_DEVICE_CTRL_SUSPEND 0x02 /**< suspend device */
|
|
#define RT_DEVICE_CTRL_CONFIG 0x03 /**< configure device */
|
|
#define RT_DEVICE_CTRL_CLOSE 0x04 /**< close device */
|
|
#define RT_DEVICE_CTRL_NOTIFY_SET 0x05 /**< set notify func */
|
|
#define RT_DEVICE_CTRL_SET_INT 0x06 /**< set interrupt */
|
|
#define RT_DEVICE_CTRL_CLR_INT 0x07 /**< clear interrupt */
|
|
#define RT_DEVICE_CTRL_GET_INT 0x08 /**< get interrupt status */
|
|
#define RT_DEVICE_CTRL_CONSOLE_OFLAG 0x09 /**< get console open flag */
|
|
#define RT_DEVICE_CTRL_MASK 0x1f /**< mask for contrl commands */
|
|
|
|
/**
|
|
* device control
|
|
*/
|
|
#define RT_DEVICE_CTRL_BASE(Type) ((RT_Device_Class_##Type + 1) * 0x100)
|
|
|
|
/**
|
|
* special device commands
|
|
*/
|
|
/* character device */
|
|
#define RT_DEVICE_CTRL_CHAR_STREAM (RT_DEVICE_CTRL_BASE(Char) + 1) /**< stream mode on char device */
|
|
/* block device */
|
|
#define RT_DEVICE_CTRL_BLK_GETGEOME (RT_DEVICE_CTRL_BASE(Block) + 1) /**< get geometry information */
|
|
#define RT_DEVICE_CTRL_BLK_SYNC (RT_DEVICE_CTRL_BASE(Block) + 2) /**< flush data to block device */
|
|
#define RT_DEVICE_CTRL_BLK_ERASE (RT_DEVICE_CTRL_BASE(Block) + 3) /**< erase block on block device */
|
|
#define RT_DEVICE_CTRL_BLK_AUTOREFRESH (RT_DEVICE_CTRL_BASE(Block) + 4) /**< block device : enter/exit auto refresh mode */
|
|
#define RT_DEVICE_CTRL_BLK_PARTITION (RT_DEVICE_CTRL_BASE(Block) + 5) /**< get block device partition */
|
|
/* net interface device*/
|
|
#define RT_DEVICE_CTRL_NETIF_GETMAC (RT_DEVICE_CTRL_BASE(NetIf) + 1) /**< get mac address */
|
|
/* mtd interface device*/
|
|
#define RT_DEVICE_CTRL_MTD_FORMAT (RT_DEVICE_CTRL_BASE(MTD) + 1) /**< format a MTD device */
|
|
|
|
typedef struct rt_device *rt_device_t;
|
|
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
/**
|
|
* operations set for device object
|
|
*/
|
|
struct rt_device_ops
|
|
{
|
|
/* 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_ssize_t (*read) (rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size);
|
|
rt_ssize_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, int cmd, void *args);
|
|
};
|
|
#endif /* RT_USING_DEVICE_OPS */
|
|
|
|
/**
|
|
* WaitQueue structure
|
|
*/
|
|
struct rt_wqueue
|
|
{
|
|
rt_uint32_t flag;
|
|
rt_list_t waiting_list;
|
|
};
|
|
typedef struct rt_wqueue rt_wqueue_t;
|
|
|
|
/**
|
|
* Device structure
|
|
*/
|
|
struct rt_device
|
|
{
|
|
struct rt_object parent; /**< inherit from rt_object */
|
|
#ifdef RT_USING_DM
|
|
struct rt_driver *drv;
|
|
void *dtb_node;
|
|
#endif
|
|
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 ref_count; /**< reference count */
|
|
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);
|
|
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
const struct rt_device_ops *ops;
|
|
#else
|
|
/* 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_ssize_t (*read) (rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size);
|
|
rt_ssize_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, int cmd, void *args);
|
|
#endif /* RT_USING_DEVICE_OPS */
|
|
|
|
#ifdef RT_USING_POSIX_DEVIO
|
|
const struct dfs_file_ops *fops;
|
|
struct rt_wqueue wait_queue;
|
|
#endif /* RT_USING_POSIX_DEVIO */
|
|
|
|
void *user_data; /**< device private data */
|
|
};
|
|
|
|
#define RT_DRIVER_MATCH_DTS (1<<0)
|
|
struct rt_device_id
|
|
{
|
|
const char *compatible;
|
|
void *data;
|
|
};
|
|
|
|
struct rt_driver
|
|
{
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
const struct rt_device_ops *dev_ops;
|
|
#else
|
|
/* 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_ssize_t (*read) (rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size);
|
|
rt_ssize_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, int cmd, void *args);
|
|
#endif
|
|
const struct filesystem_ops *fops;
|
|
const char *name;
|
|
enum rt_device_class_type dev_type;
|
|
int device_size;
|
|
int flag;
|
|
const struct rt_device_id *dev_match;
|
|
int (*probe)(struct rt_device *dev);
|
|
int (*probe_init)(struct rt_device *dev);
|
|
int (*remove)(struct rt_device *dev);
|
|
const void *ops; /* driver-specific operations */
|
|
void *drv_priv_data;
|
|
};
|
|
typedef struct rt_driver *rt_driver_t;
|
|
|
|
/**
|
|
* Notify structure
|
|
*/
|
|
struct rt_device_notify
|
|
{
|
|
void (*notify)(rt_device_t dev);
|
|
struct rt_device *dev;
|
|
};
|
|
|
|
#ifdef RT_USING_SMART
|
|
struct rt_channel
|
|
{
|
|
struct rt_ipc_object parent; /**< inherit from object */
|
|
struct rt_thread *reply; /**< the thread will be reply */
|
|
rt_list_t wait_msg; /**< the wait queue of sender msg */
|
|
rt_list_t wait_thread; /**< the wait queue of sender thread */
|
|
rt_wqueue_t reader_queue; /**< channel poll queue */
|
|
rt_uint8_t stat; /**< the status of this channel */
|
|
rt_ubase_t ref;
|
|
};
|
|
typedef struct rt_channel *rt_channel_t;
|
|
#endif
|
|
|
|
/**
|
|
* block device geometry structure
|
|
*/
|
|
struct rt_device_blk_geometry
|
|
{
|
|
rt_uint64_t sector_count; /**< count of sectors */
|
|
rt_uint32_t bytes_per_sector; /**< number of bytes per sector */
|
|
rt_uint32_t block_size; /**< number of bytes to erase one block */
|
|
};
|
|
|
|
/**
|
|
* sector arrange struct on block device
|
|
*/
|
|
struct rt_device_blk_sectors
|
|
{
|
|
rt_uint64_t sector_begin; /**< begin sector */
|
|
rt_uint64_t sector_end; /**< end sector */
|
|
};
|
|
|
|
/**
|
|
* cursor control command
|
|
*/
|
|
#define RT_DEVICE_CTRL_CURSOR_SET_POSITION 0x10
|
|
#define RT_DEVICE_CTRL_CURSOR_SET_TYPE 0x11
|
|
|
|
/**
|
|
* graphic device control command
|
|
*/
|
|
#define RTGRAPHIC_CTRL_RECT_UPDATE (RT_DEVICE_CTRL_BASE(Graphic) + 0)
|
|
#define RTGRAPHIC_CTRL_POWERON (RT_DEVICE_CTRL_BASE(Graphic) + 1)
|
|
#define RTGRAPHIC_CTRL_POWEROFF (RT_DEVICE_CTRL_BASE(Graphic) + 2)
|
|
#define RTGRAPHIC_CTRL_GET_INFO (RT_DEVICE_CTRL_BASE(Graphic) + 3)
|
|
#define RTGRAPHIC_CTRL_SET_MODE (RT_DEVICE_CTRL_BASE(Graphic) + 4)
|
|
#define RTGRAPHIC_CTRL_GET_EXT (RT_DEVICE_CTRL_BASE(Graphic) + 5)
|
|
#define RTGRAPHIC_CTRL_SET_BRIGHTNESS (RT_DEVICE_CTRL_BASE(Graphic) + 6)
|
|
#define RTGRAPHIC_CTRL_GET_BRIGHTNESS (RT_DEVICE_CTRL_BASE(Graphic) + 7)
|
|
#define RTGRAPHIC_CTRL_GET_MODE (RT_DEVICE_CTRL_BASE(Graphic) + 8)
|
|
#define RTGRAPHIC_CTRL_GET_STATUS (RT_DEVICE_CTRL_BASE(Graphic) + 9)
|
|
#define RTGRAPHIC_CTRL_PAN_DISPLAY (RT_DEVICE_CTRL_BASE(Graphic) + 10)
|
|
#define RTGRAPHIC_CTRL_WAIT_VSYNC (RT_DEVICE_CTRL_BASE(Graphic) + 11)
|
|
|
|
/* graphic device */
|
|
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_BGR565 = RTGRAPHIC_PIXEL_FORMAT_RGB565P,
|
|
RTGRAPHIC_PIXEL_FORMAT_RGB666,
|
|
RTGRAPHIC_PIXEL_FORMAT_RGB888,
|
|
RTGRAPHIC_PIXEL_FORMAT_BGR888,
|
|
RTGRAPHIC_PIXEL_FORMAT_ARGB888,
|
|
RTGRAPHIC_PIXEL_FORMAT_ABGR888,
|
|
RTGRAPHIC_PIXEL_FORMAT_RESERVED,
|
|
};
|
|
|
|
/**
|
|
* 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 pitch; /**< bytes per line */
|
|
|
|
rt_uint16_t width; /**< width of graphic device */
|
|
rt_uint16_t height; /**< height of graphic device */
|
|
|
|
rt_uint8_t *framebuffer; /**< frame buffer */
|
|
rt_uint32_t smem_len; /**< allocated frame buffer size */
|
|
};
|
|
|
|
/**
|
|
* rectangle information structure
|
|
*/
|
|
struct rt_device_rect_info
|
|
{
|
|
rt_uint16_t x; /**< x coordinate */
|
|
rt_uint16_t y; /**< y coordinate */
|
|
rt_uint16_t width; /**< width */
|
|
rt_uint16_t height; /**< height */
|
|
};
|
|
|
|
/**
|
|
* graphic operations
|
|
*/
|
|
struct rt_device_graphic_ops
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{
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void (*set_pixel) (const char *pixel, int x, int y);
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void (*get_pixel) (char *pixel, int x, int y);
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void (*draw_hline)(const char *pixel, int x1, int x2, int y);
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void (*draw_vline)(const char *pixel, int x, int y1, int y2);
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void (*blit_line) (const char *pixel, int x, int y, rt_size_t size);
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};
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#define rt_graphix_ops(device) ((struct rt_device_graphic_ops *)(device->user_data))
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/**@}*/
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#endif /* RT_USING_DEVICE */
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#ifdef __cplusplus
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}
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#endif
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#ifdef __cplusplus
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/* RT-Thread definitions for C++ */
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namespace rtthread {
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enum TICK_WAIT {
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WAIT_NONE = 0,
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WAIT_FOREVER = -1,
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};
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}
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#endif /* __cplusplus */
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#endif /* __RT_DEF_H__ */
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