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lwip-sys/arch/sys_arch.h@0:b2805b6888dc, 2016-06-20 (annotated)

Committer:
robert_jw
Date:
Mon Jun 20 01:40:20 2016 +0000
Revision:
0:b2805b6888dc
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robert_jw 0:b2805b6888dc 1 /* Copyright (C) 2012 mbed.org, MIT License
robert_jw 0:b2805b6888dc 2 *
robert_jw 0:b2805b6888dc 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
robert_jw 0:b2805b6888dc 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
robert_jw 0:b2805b6888dc 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
robert_jw 0:b2805b6888dc 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
robert_jw 0:b2805b6888dc 7 * furnished to do so, subject to the following conditions:
robert_jw 0:b2805b6888dc 8 *
robert_jw 0:b2805b6888dc 9 * The above copyright notice and this permission notice shall be included in all copies or
robert_jw 0:b2805b6888dc 10 * substantial portions of the Software.
robert_jw 0:b2805b6888dc 11 *
robert_jw 0:b2805b6888dc 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
robert_jw 0:b2805b6888dc 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
robert_jw 0:b2805b6888dc 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
robert_jw 0:b2805b6888dc 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
robert_jw 0:b2805b6888dc 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
robert_jw 0:b2805b6888dc 17 */
robert_jw 0:b2805b6888dc 18 #ifndef __ARCH_SYS_ARCH_H__
robert_jw 0:b2805b6888dc 19 #define __ARCH_SYS_ARCH_H__
robert_jw 0:b2805b6888dc 20
robert_jw 0:b2805b6888dc 21 #include "lwip/opt.h"
robert_jw 0:b2805b6888dc 22
robert_jw 0:b2805b6888dc 23 #if NO_SYS == 0
robert_jw 0:b2805b6888dc 24 #include "cmsis_os.h"
robert_jw 0:b2805b6888dc 25
robert_jw 0:b2805b6888dc 26 // === SEMAPHORE ===
robert_jw 0:b2805b6888dc 27 typedef struct {
robert_jw 0:b2805b6888dc 28 osSemaphoreId id;
robert_jw 0:b2805b6888dc 29 osSemaphoreDef_t def;
robert_jw 0:b2805b6888dc 30 #ifdef CMSIS_OS_RTX
robert_jw 0:b2805b6888dc 31 uint32_t data[2];
robert_jw 0:b2805b6888dc 32 #endif
robert_jw 0:b2805b6888dc 33 } sys_sem_t;
robert_jw 0:b2805b6888dc 34
robert_jw 0:b2805b6888dc 35 #define sys_sem_valid(x) (((*x).id == NULL) ? 0 : 1)
robert_jw 0:b2805b6888dc 36 #define sys_sem_set_invalid(x) ( (*x).id = NULL)
robert_jw 0:b2805b6888dc 37
robert_jw 0:b2805b6888dc 38 // === MUTEX ===
robert_jw 0:b2805b6888dc 39 typedef struct {
robert_jw 0:b2805b6888dc 40 osMutexId id;
robert_jw 0:b2805b6888dc 41 osMutexDef_t def;
robert_jw 0:b2805b6888dc 42 #ifdef CMSIS_OS_RTX
robert_jw 0:b2805b6888dc 43 #ifdef __MBED_CMSIS_RTOS_CA9
robert_jw 0:b2805b6888dc 44 int32_t data[4];
robert_jw 0:b2805b6888dc 45 #else
robert_jw 0:b2805b6888dc 46 int32_t data[3];
robert_jw 0:b2805b6888dc 47 #endif
robert_jw 0:b2805b6888dc 48 #endif
robert_jw 0:b2805b6888dc 49 } sys_mutex_t;
robert_jw 0:b2805b6888dc 50
robert_jw 0:b2805b6888dc 51 // === MAIL BOX ===
robert_jw 0:b2805b6888dc 52 #define MB_SIZE 8
robert_jw 0:b2805b6888dc 53
robert_jw 0:b2805b6888dc 54 typedef struct {
robert_jw 0:b2805b6888dc 55 osMessageQId id;
robert_jw 0:b2805b6888dc 56 osMessageQDef_t def;
robert_jw 0:b2805b6888dc 57 #ifdef CMSIS_OS_RTX
robert_jw 0:b2805b6888dc 58 uint32_t queue[4+MB_SIZE]; /* The +4 is required for RTX OS_MCB overhead. */
robert_jw 0:b2805b6888dc 59 #endif
robert_jw 0:b2805b6888dc 60 } sys_mbox_t;
robert_jw 0:b2805b6888dc 61
robert_jw 0:b2805b6888dc 62 #define SYS_MBOX_NULL ((uint32_t) NULL)
robert_jw 0:b2805b6888dc 63 #define sys_mbox_valid(x) (((*x).id == NULL) ? 0 : 1 )
robert_jw 0:b2805b6888dc 64 #define sys_mbox_set_invalid(x) ( (*x).id = NULL )
robert_jw 0:b2805b6888dc 65
robert_jw 0:b2805b6888dc 66 #if ((DEFAULT_RAW_RECVMBOX_SIZE) > (MB_SIZE)) || \
robert_jw 0:b2805b6888dc 67 ((DEFAULT_UDP_RECVMBOX_SIZE) > (MB_SIZE)) || \
robert_jw 0:b2805b6888dc 68 ((DEFAULT_TCP_RECVMBOX_SIZE) > (MB_SIZE)) || \
robert_jw 0:b2805b6888dc 69 ((DEFAULT_ACCEPTMBOX_SIZE) > (MB_SIZE)) || \
robert_jw 0:b2805b6888dc 70 ((TCPIP_MBOX_SIZE) > (MB_SIZE))
robert_jw 0:b2805b6888dc 71 # error Mailbox size not supported
robert_jw 0:b2805b6888dc 72 #endif
robert_jw 0:b2805b6888dc 73
robert_jw 0:b2805b6888dc 74 // === THREAD ===
robert_jw 0:b2805b6888dc 75 typedef struct {
robert_jw 0:b2805b6888dc 76 osThreadId id;
robert_jw 0:b2805b6888dc 77 osThreadDef_t def;
robert_jw 0:b2805b6888dc 78 } sys_thread_data_t;
robert_jw 0:b2805b6888dc 79 typedef sys_thread_data_t* sys_thread_t;
robert_jw 0:b2805b6888dc 80
robert_jw 0:b2805b6888dc 81 #define SYS_THREAD_POOL_N 6
robert_jw 0:b2805b6888dc 82 #define SYS_DEFAULT_THREAD_STACK_DEPTH DEFAULT_STACK_SIZE
robert_jw 0:b2805b6888dc 83
robert_jw 0:b2805b6888dc 84 // === PROTECTION ===
robert_jw 0:b2805b6888dc 85 typedef int sys_prot_t;
robert_jw 0:b2805b6888dc 86
robert_jw 0:b2805b6888dc 87 #else
robert_jw 0:b2805b6888dc 88 #ifdef __cplusplus
robert_jw 0:b2805b6888dc 89 extern "C" {
robert_jw 0:b2805b6888dc 90 #endif
robert_jw 0:b2805b6888dc 91
robert_jw 0:b2805b6888dc 92 /** \brief Init systick to 1ms rate
robert_jw 0:b2805b6888dc 93 *
robert_jw 0:b2805b6888dc 94 * This init the systick to 1ms rate. This function is only used in standalone
robert_jw 0:b2805b6888dc 95 * systems.
robert_jw 0:b2805b6888dc 96 */
robert_jw 0:b2805b6888dc 97 void SysTick_Init(void);
robert_jw 0:b2805b6888dc 98
robert_jw 0:b2805b6888dc 99
robert_jw 0:b2805b6888dc 100 /** \brief Get the current systick time in milliSeconds
robert_jw 0:b2805b6888dc 101 *
robert_jw 0:b2805b6888dc 102 * Returns the current systick time in milliSeconds. This function is only
robert_jw 0:b2805b6888dc 103 * used in standalone systems.
robert_jw 0:b2805b6888dc 104 *
robert_jw 0:b2805b6888dc 105 * /returns current systick time in milliSeconds
robert_jw 0:b2805b6888dc 106 */
robert_jw 0:b2805b6888dc 107 uint32_t SysTick_GetMS(void);
robert_jw 0:b2805b6888dc 108
robert_jw 0:b2805b6888dc 109 /** \brief Delay for the specified number of milliSeconds
robert_jw 0:b2805b6888dc 110 *
robert_jw 0:b2805b6888dc 111 * For standalone systems. This function will block for the specified
robert_jw 0:b2805b6888dc 112 * number of milliSconds. For RTOS based systems, this function will delay
robert_jw 0:b2805b6888dc 113 * the task by the specified number of milliSeconds.
robert_jw 0:b2805b6888dc 114 *
robert_jw 0:b2805b6888dc 115 * \param[in] ms Time in milliSeconds to delay
robert_jw 0:b2805b6888dc 116 */
robert_jw 0:b2805b6888dc 117 void osDelay(uint32_t ms);
robert_jw 0:b2805b6888dc 118
robert_jw 0:b2805b6888dc 119 #ifdef __cplusplus
robert_jw 0:b2805b6888dc 120 }
robert_jw 0:b2805b6888dc 121 #endif
robert_jw 0:b2805b6888dc 122 #endif
robert_jw 0:b2805b6888dc 123
robert_jw 0:b2805b6888dc 124 #endif /* __ARCH_SYS_ARCH_H__ */