Yuan Cao / usb

USB CDC library for MBED on STM32

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usbd_def.h@0:7cf972f622d3, 2018-09-09 (annotated)

Committer:
caoyuan9642
Date:
Sun Sep 09 19:03:18 2018 +0000
Revision:
0:7cf972f622d3
usb

Who changed what in which revision?

UserRevisionLine numberNew contents of line
caoyuan9642 0:7cf972f622d3 1 /**
caoyuan9642 0:7cf972f622d3 2 ******************************************************************************
caoyuan9642 0:7cf972f622d3 3 * @file usbd_def.h
caoyuan9642 0:7cf972f622d3 4 * @author MCD Application Team
caoyuan9642 0:7cf972f622d3 5 * @version V2.4.2
caoyuan9642 0:7cf972f622d3 6 * @date 11-December-2015
caoyuan9642 0:7cf972f622d3 7 * @brief General defines for the usb device library
caoyuan9642 0:7cf972f622d3 8 ******************************************************************************
caoyuan9642 0:7cf972f622d3 9 * @attention
caoyuan9642 0:7cf972f622d3 10 *
caoyuan9642 0:7cf972f622d3 11 * <h2><center>&copy; COPYRIGHT 2015 STMicroelectronics</center></h2>
caoyuan9642 0:7cf972f622d3 12 *
caoyuan9642 0:7cf972f622d3 13 * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
caoyuan9642 0:7cf972f622d3 14 * You may not use this file except in compliance with the License.
caoyuan9642 0:7cf972f622d3 15 * You may obtain a copy of the License at:
caoyuan9642 0:7cf972f622d3 16 *
caoyuan9642 0:7cf972f622d3 17 * http://www.st.com/software_license_agreement_liberty_v2
caoyuan9642 0:7cf972f622d3 18 *
caoyuan9642 0:7cf972f622d3 19 * Unless required by applicable law or agreed to in writing, software
caoyuan9642 0:7cf972f622d3 20 * distributed under the License is distributed on an "AS IS" BASIS,
caoyuan9642 0:7cf972f622d3 21 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
caoyuan9642 0:7cf972f622d3 22 * See the License for the specific language governing permissions and
caoyuan9642 0:7cf972f622d3 23 * limitations under the License.
caoyuan9642 0:7cf972f622d3 24 *
caoyuan9642 0:7cf972f622d3 25 ******************************************************************************
caoyuan9642 0:7cf972f622d3 26 */
caoyuan9642 0:7cf972f622d3 27
caoyuan9642 0:7cf972f622d3 28 /* Define to prevent recursive inclusion -------------------------------------*/
caoyuan9642 0:7cf972f622d3 29 #ifndef __USBD_DEF_H
caoyuan9642 0:7cf972f622d3 30 #define __USBD_DEF_H
caoyuan9642 0:7cf972f622d3 31
caoyuan9642 0:7cf972f622d3 32 #ifdef __cplusplus
caoyuan9642 0:7cf972f622d3 33 extern "C" {
caoyuan9642 0:7cf972f622d3 34 #endif
caoyuan9642 0:7cf972f622d3 35
caoyuan9642 0:7cf972f622d3 36 /* Includes ------------------------------------------------------------------*/
caoyuan9642 0:7cf972f622d3 37 #include "usbd_conf.h"
caoyuan9642 0:7cf972f622d3 38
caoyuan9642 0:7cf972f622d3 39 /** @addtogroup STM32_USBD_DEVICE_LIBRARY
caoyuan9642 0:7cf972f622d3 40 * @{
caoyuan9642 0:7cf972f622d3 41 */
caoyuan9642 0:7cf972f622d3 42
caoyuan9642 0:7cf972f622d3 43 /** @defgroup USB_DEF
caoyuan9642 0:7cf972f622d3 44 * @brief general defines for the usb device library file
caoyuan9642 0:7cf972f622d3 45 * @{
caoyuan9642 0:7cf972f622d3 46 */
caoyuan9642 0:7cf972f622d3 47
caoyuan9642 0:7cf972f622d3 48 /** @defgroup USB_DEF_Exported_Defines
caoyuan9642 0:7cf972f622d3 49 * @{
caoyuan9642 0:7cf972f622d3 50 */
caoyuan9642 0:7cf972f622d3 51
caoyuan9642 0:7cf972f622d3 52 #ifndef NULL
caoyuan9642 0:7cf972f622d3 53 #define NULL 0
caoyuan9642 0:7cf972f622d3 54 #endif
caoyuan9642 0:7cf972f622d3 55
caoyuan9642 0:7cf972f622d3 56
caoyuan9642 0:7cf972f622d3 57 #define USB_LEN_DEV_QUALIFIER_DESC 0x0A
caoyuan9642 0:7cf972f622d3 58 #define USB_LEN_DEV_DESC 0x12
caoyuan9642 0:7cf972f622d3 59 #define USB_LEN_CFG_DESC 0x09
caoyuan9642 0:7cf972f622d3 60 #define USB_LEN_IF_DESC 0x09
caoyuan9642 0:7cf972f622d3 61 #define USB_LEN_EP_DESC 0x07
caoyuan9642 0:7cf972f622d3 62 #define USB_LEN_OTG_DESC 0x03
caoyuan9642 0:7cf972f622d3 63 #define USB_LEN_LANGID_STR_DESC 0x04
caoyuan9642 0:7cf972f622d3 64 #define USB_LEN_OTHER_SPEED_DESC_SIZ 0x09
caoyuan9642 0:7cf972f622d3 65
caoyuan9642 0:7cf972f622d3 66 #define USBD_IDX_LANGID_STR 0x00
caoyuan9642 0:7cf972f622d3 67 #define USBD_IDX_MFC_STR 0x01
caoyuan9642 0:7cf972f622d3 68 #define USBD_IDX_PRODUCT_STR 0x02
caoyuan9642 0:7cf972f622d3 69 #define USBD_IDX_SERIAL_STR 0x03
caoyuan9642 0:7cf972f622d3 70 #define USBD_IDX_CONFIG_STR 0x04
caoyuan9642 0:7cf972f622d3 71 #define USBD_IDX_INTERFACE_STR 0x05
caoyuan9642 0:7cf972f622d3 72
caoyuan9642 0:7cf972f622d3 73 #define USB_REQ_TYPE_STANDARD 0x00
caoyuan9642 0:7cf972f622d3 74 #define USB_REQ_TYPE_CLASS 0x20
caoyuan9642 0:7cf972f622d3 75 #define USB_REQ_TYPE_VENDOR 0x40
caoyuan9642 0:7cf972f622d3 76 #define USB_REQ_TYPE_MASK 0x60
caoyuan9642 0:7cf972f622d3 77
caoyuan9642 0:7cf972f622d3 78 #define USB_REQ_RECIPIENT_DEVICE 0x00
caoyuan9642 0:7cf972f622d3 79 #define USB_REQ_RECIPIENT_INTERFACE 0x01
caoyuan9642 0:7cf972f622d3 80 #define USB_REQ_RECIPIENT_ENDPOINT 0x02
caoyuan9642 0:7cf972f622d3 81 #define USB_REQ_RECIPIENT_MASK 0x03
caoyuan9642 0:7cf972f622d3 82
caoyuan9642 0:7cf972f622d3 83 #define USB_REQ_GET_STATUS 0x00
caoyuan9642 0:7cf972f622d3 84 #define USB_REQ_CLEAR_FEATURE 0x01
caoyuan9642 0:7cf972f622d3 85 #define USB_REQ_SET_FEATURE 0x03
caoyuan9642 0:7cf972f622d3 86 #define USB_REQ_SET_ADDRESS 0x05
caoyuan9642 0:7cf972f622d3 87 #define USB_REQ_GET_DESCRIPTOR 0x06
caoyuan9642 0:7cf972f622d3 88 #define USB_REQ_SET_DESCRIPTOR 0x07
caoyuan9642 0:7cf972f622d3 89 #define USB_REQ_GET_CONFIGURATION 0x08
caoyuan9642 0:7cf972f622d3 90 #define USB_REQ_SET_CONFIGURATION 0x09
caoyuan9642 0:7cf972f622d3 91 #define USB_REQ_GET_INTERFACE 0x0A
caoyuan9642 0:7cf972f622d3 92 #define USB_REQ_SET_INTERFACE 0x0B
caoyuan9642 0:7cf972f622d3 93 #define USB_REQ_SYNCH_FRAME 0x0C
caoyuan9642 0:7cf972f622d3 94
caoyuan9642 0:7cf972f622d3 95 #define USB_DESC_TYPE_DEVICE 1
caoyuan9642 0:7cf972f622d3 96 #define USB_DESC_TYPE_CONFIGURATION 2
caoyuan9642 0:7cf972f622d3 97 #define USB_DESC_TYPE_STRING 3
caoyuan9642 0:7cf972f622d3 98 #define USB_DESC_TYPE_INTERFACE 4
caoyuan9642 0:7cf972f622d3 99 #define USB_DESC_TYPE_ENDPOINT 5
caoyuan9642 0:7cf972f622d3 100 #define USB_DESC_TYPE_DEVICE_QUALIFIER 6
caoyuan9642 0:7cf972f622d3 101 #define USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION 7
caoyuan9642 0:7cf972f622d3 102 #define USB_DESC_TYPE_BOS 0x0F
caoyuan9642 0:7cf972f622d3 103
caoyuan9642 0:7cf972f622d3 104 #define USB_CONFIG_REMOTE_WAKEUP 2
caoyuan9642 0:7cf972f622d3 105 #define USB_CONFIG_SELF_POWERED 1
caoyuan9642 0:7cf972f622d3 106
caoyuan9642 0:7cf972f622d3 107 #define USB_FEATURE_EP_HALT 0
caoyuan9642 0:7cf972f622d3 108 #define USB_FEATURE_REMOTE_WAKEUP 1
caoyuan9642 0:7cf972f622d3 109 #define USB_FEATURE_TEST_MODE 2
caoyuan9642 0:7cf972f622d3 110
caoyuan9642 0:7cf972f622d3 111 #define USB_DEVICE_CAPABITY_TYPE 0x10
caoyuan9642 0:7cf972f622d3 112
caoyuan9642 0:7cf972f622d3 113 #define USB_HS_MAX_PACKET_SIZE 512
caoyuan9642 0:7cf972f622d3 114 #define USB_FS_MAX_PACKET_SIZE 64
caoyuan9642 0:7cf972f622d3 115 #define USB_MAX_EP0_SIZE 64
caoyuan9642 0:7cf972f622d3 116
caoyuan9642 0:7cf972f622d3 117 /* Device Status */
caoyuan9642 0:7cf972f622d3 118 #define USBD_STATE_DEFAULT 1
caoyuan9642 0:7cf972f622d3 119 #define USBD_STATE_ADDRESSED 2
caoyuan9642 0:7cf972f622d3 120 #define USBD_STATE_CONFIGURED 3
caoyuan9642 0:7cf972f622d3 121 #define USBD_STATE_SUSPENDED 4
caoyuan9642 0:7cf972f622d3 122
caoyuan9642 0:7cf972f622d3 123
caoyuan9642 0:7cf972f622d3 124 /* EP0 State */
caoyuan9642 0:7cf972f622d3 125 #define USBD_EP0_IDLE 0
caoyuan9642 0:7cf972f622d3 126 #define USBD_EP0_SETUP 1
caoyuan9642 0:7cf972f622d3 127 #define USBD_EP0_DATA_IN 2
caoyuan9642 0:7cf972f622d3 128 #define USBD_EP0_DATA_OUT 3
caoyuan9642 0:7cf972f622d3 129 #define USBD_EP0_STATUS_IN 4
caoyuan9642 0:7cf972f622d3 130 #define USBD_EP0_STATUS_OUT 5
caoyuan9642 0:7cf972f622d3 131 #define USBD_EP0_STALL 6
caoyuan9642 0:7cf972f622d3 132
caoyuan9642 0:7cf972f622d3 133 #define USBD_EP_TYPE_CTRL 0
caoyuan9642 0:7cf972f622d3 134 #define USBD_EP_TYPE_ISOC 1
caoyuan9642 0:7cf972f622d3 135 #define USBD_EP_TYPE_BULK 2
caoyuan9642 0:7cf972f622d3 136 #define USBD_EP_TYPE_INTR 3
caoyuan9642 0:7cf972f622d3 137
caoyuan9642 0:7cf972f622d3 138
caoyuan9642 0:7cf972f622d3 139 /**
caoyuan9642 0:7cf972f622d3 140 * @}
caoyuan9642 0:7cf972f622d3 141 */
caoyuan9642 0:7cf972f622d3 142
caoyuan9642 0:7cf972f622d3 143
caoyuan9642 0:7cf972f622d3 144 /** @defgroup USBD_DEF_Exported_TypesDefinitions
caoyuan9642 0:7cf972f622d3 145 * @{
caoyuan9642 0:7cf972f622d3 146 */
caoyuan9642 0:7cf972f622d3 147
caoyuan9642 0:7cf972f622d3 148 typedef struct usb_setup_req
caoyuan9642 0:7cf972f622d3 149 {
caoyuan9642 0:7cf972f622d3 150
caoyuan9642 0:7cf972f622d3 151 uint8_t bmRequest;
caoyuan9642 0:7cf972f622d3 152 uint8_t bRequest;
caoyuan9642 0:7cf972f622d3 153 uint16_t wValue;
caoyuan9642 0:7cf972f622d3 154 uint16_t wIndex;
caoyuan9642 0:7cf972f622d3 155 uint16_t wLength;
caoyuan9642 0:7cf972f622d3 156 }USBD_SetupReqTypedef;
caoyuan9642 0:7cf972f622d3 157
caoyuan9642 0:7cf972f622d3 158 struct _USBD_HandleTypeDef;
caoyuan9642 0:7cf972f622d3 159
caoyuan9642 0:7cf972f622d3 160 typedef struct _Device_cb
caoyuan9642 0:7cf972f622d3 161 {
caoyuan9642 0:7cf972f622d3 162 uint8_t (*Init) (struct _USBD_HandleTypeDef *pdev , uint8_t cfgidx);
caoyuan9642 0:7cf972f622d3 163 uint8_t (*DeInit) (struct _USBD_HandleTypeDef *pdev , uint8_t cfgidx);
caoyuan9642 0:7cf972f622d3 164 /* Control Endpoints*/
caoyuan9642 0:7cf972f622d3 165 uint8_t (*Setup) (struct _USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req);
caoyuan9642 0:7cf972f622d3 166 uint8_t (*EP0_TxSent) (struct _USBD_HandleTypeDef *pdev );
caoyuan9642 0:7cf972f622d3 167 uint8_t (*EP0_RxReady) (struct _USBD_HandleTypeDef *pdev );
caoyuan9642 0:7cf972f622d3 168 /* Class Specific Endpoints*/
caoyuan9642 0:7cf972f622d3 169 uint8_t (*DataIn) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
caoyuan9642 0:7cf972f622d3 170 uint8_t (*DataOut) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
caoyuan9642 0:7cf972f622d3 171 uint8_t (*SOF) (struct _USBD_HandleTypeDef *pdev);
caoyuan9642 0:7cf972f622d3 172 uint8_t (*IsoINIncomplete) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
caoyuan9642 0:7cf972f622d3 173 uint8_t (*IsoOUTIncomplete) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
caoyuan9642 0:7cf972f622d3 174
caoyuan9642 0:7cf972f622d3 175 uint8_t *(*GetHSConfigDescriptor)(uint16_t *length);
caoyuan9642 0:7cf972f622d3 176 uint8_t *(*GetFSConfigDescriptor)(uint16_t *length);
caoyuan9642 0:7cf972f622d3 177 uint8_t *(*GetOtherSpeedConfigDescriptor)(uint16_t *length);
caoyuan9642 0:7cf972f622d3 178 uint8_t *(*GetDeviceQualifierDescriptor)(uint16_t *length);
caoyuan9642 0:7cf972f622d3 179 #if (USBD_SUPPORT_USER_STRING == 1)
caoyuan9642 0:7cf972f622d3 180 uint8_t *(*GetUsrStrDescriptor)(struct _USBD_HandleTypeDef *pdev ,uint8_t index, uint16_t *length);
caoyuan9642 0:7cf972f622d3 181 #endif
caoyuan9642 0:7cf972f622d3 182
caoyuan9642 0:7cf972f622d3 183 } USBD_ClassTypeDef;
caoyuan9642 0:7cf972f622d3 184
caoyuan9642 0:7cf972f622d3 185 /* Following USB Device Speed */
caoyuan9642 0:7cf972f622d3 186 typedef enum
caoyuan9642 0:7cf972f622d3 187 {
caoyuan9642 0:7cf972f622d3 188 USBD_SPEED_HIGH = 0,
caoyuan9642 0:7cf972f622d3 189 USBD_SPEED_FULL = 1,
caoyuan9642 0:7cf972f622d3 190 USBD_SPEED_LOW = 2,
caoyuan9642 0:7cf972f622d3 191 }USBD_SpeedTypeDef;
caoyuan9642 0:7cf972f622d3 192
caoyuan9642 0:7cf972f622d3 193 /* Following USB Device status */
caoyuan9642 0:7cf972f622d3 194 typedef enum {
caoyuan9642 0:7cf972f622d3 195 USBD_OK = 0,
caoyuan9642 0:7cf972f622d3 196 USBD_BUSY,
caoyuan9642 0:7cf972f622d3 197 USBD_FAIL,
caoyuan9642 0:7cf972f622d3 198 }USBD_StatusTypeDef;
caoyuan9642 0:7cf972f622d3 199
caoyuan9642 0:7cf972f622d3 200 /* USB Device descriptors structure */
caoyuan9642 0:7cf972f622d3 201 typedef struct
caoyuan9642 0:7cf972f622d3 202 {
caoyuan9642 0:7cf972f622d3 203 uint8_t *(*GetDeviceDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 204 uint8_t *(*GetLangIDStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 205 uint8_t *(*GetManufacturerStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 206 uint8_t *(*GetProductStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 207 uint8_t *(*GetSerialStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 208 uint8_t *(*GetConfigurationStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 209 uint8_t *(*GetInterfaceStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 210 #if (USBD_LPM_ENABLED == 1)
caoyuan9642 0:7cf972f622d3 211 uint8_t *(*GetBOSDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
caoyuan9642 0:7cf972f622d3 212 #endif
caoyuan9642 0:7cf972f622d3 213 } USBD_DescriptorsTypeDef;
caoyuan9642 0:7cf972f622d3 214
caoyuan9642 0:7cf972f622d3 215 /* USB Device handle structure */
caoyuan9642 0:7cf972f622d3 216 typedef struct
caoyuan9642 0:7cf972f622d3 217 {
caoyuan9642 0:7cf972f622d3 218 uint32_t status;
caoyuan9642 0:7cf972f622d3 219 uint32_t total_length;
caoyuan9642 0:7cf972f622d3 220 uint32_t rem_length;
caoyuan9642 0:7cf972f622d3 221 uint32_t maxpacket;
caoyuan9642 0:7cf972f622d3 222 } USBD_EndpointTypeDef;
caoyuan9642 0:7cf972f622d3 223
caoyuan9642 0:7cf972f622d3 224 /* USB Device handle structure */
caoyuan9642 0:7cf972f622d3 225 typedef struct _USBD_HandleTypeDef
caoyuan9642 0:7cf972f622d3 226 {
caoyuan9642 0:7cf972f622d3 227 uint8_t id;
caoyuan9642 0:7cf972f622d3 228 uint32_t dev_config;
caoyuan9642 0:7cf972f622d3 229 uint32_t dev_default_config;
caoyuan9642 0:7cf972f622d3 230 uint32_t dev_config_status;
caoyuan9642 0:7cf972f622d3 231 USBD_SpeedTypeDef dev_speed;
caoyuan9642 0:7cf972f622d3 232 USBD_EndpointTypeDef ep_in[15];
caoyuan9642 0:7cf972f622d3 233 USBD_EndpointTypeDef ep_out[15];
caoyuan9642 0:7cf972f622d3 234 uint32_t ep0_state;
caoyuan9642 0:7cf972f622d3 235 uint32_t ep0_data_len;
caoyuan9642 0:7cf972f622d3 236 uint8_t dev_state;
caoyuan9642 0:7cf972f622d3 237 uint8_t dev_old_state;
caoyuan9642 0:7cf972f622d3 238 uint8_t dev_address;
caoyuan9642 0:7cf972f622d3 239 uint8_t dev_connection_status;
caoyuan9642 0:7cf972f622d3 240 uint8_t dev_test_mode;
caoyuan9642 0:7cf972f622d3 241 uint32_t dev_remote_wakeup;
caoyuan9642 0:7cf972f622d3 242
caoyuan9642 0:7cf972f622d3 243 USBD_SetupReqTypedef request;
caoyuan9642 0:7cf972f622d3 244 USBD_DescriptorsTypeDef *pDesc;
caoyuan9642 0:7cf972f622d3 245 USBD_ClassTypeDef *pClass;
caoyuan9642 0:7cf972f622d3 246 void *pClassData;
caoyuan9642 0:7cf972f622d3 247 void *pUserData;
caoyuan9642 0:7cf972f622d3 248 void *pData;
caoyuan9642 0:7cf972f622d3 249 } USBD_HandleTypeDef;
caoyuan9642 0:7cf972f622d3 250
caoyuan9642 0:7cf972f622d3 251 /**
caoyuan9642 0:7cf972f622d3 252 * @}
caoyuan9642 0:7cf972f622d3 253 */
caoyuan9642 0:7cf972f622d3 254
caoyuan9642 0:7cf972f622d3 255
caoyuan9642 0:7cf972f622d3 256
caoyuan9642 0:7cf972f622d3 257 /** @defgroup USBD_DEF_Exported_Macros
caoyuan9642 0:7cf972f622d3 258 * @{
caoyuan9642 0:7cf972f622d3 259 */
caoyuan9642 0:7cf972f622d3 260 #define SWAPBYTE(addr) (((uint16_t)(*((uint8_t *)(addr)))) + \
caoyuan9642 0:7cf972f622d3 261 (((uint16_t)(*(((uint8_t *)(addr)) + 1))) << 8))
caoyuan9642 0:7cf972f622d3 262
caoyuan9642 0:7cf972f622d3 263 #define LOBYTE(x) ((uint8_t)(x & 0x00FF))
caoyuan9642 0:7cf972f622d3 264 #define HIBYTE(x) ((uint8_t)((x & 0xFF00) >>8))
caoyuan9642 0:7cf972f622d3 265 #define MIN(a, b) (((a) < (b)) ? (a) : (b))
caoyuan9642 0:7cf972f622d3 266 #define MAX(a, b) (((a) > (b)) ? (a) : (b))
caoyuan9642 0:7cf972f622d3 267
caoyuan9642 0:7cf972f622d3 268
caoyuan9642 0:7cf972f622d3 269 #if defined ( __GNUC__ )
caoyuan9642 0:7cf972f622d3 270 #ifndef __weak
caoyuan9642 0:7cf972f622d3 271 #define __weak __attribute__((weak))
caoyuan9642 0:7cf972f622d3 272 #endif /* __weak */
caoyuan9642 0:7cf972f622d3 273 #ifndef __packed
caoyuan9642 0:7cf972f622d3 274 #define __packed __attribute__((__packed__))
caoyuan9642 0:7cf972f622d3 275 #endif /* __packed */
caoyuan9642 0:7cf972f622d3 276 #endif /* __GNUC__ */
caoyuan9642 0:7cf972f622d3 277
caoyuan9642 0:7cf972f622d3 278
caoyuan9642 0:7cf972f622d3 279 /* In HS mode and when the DMA is used, all variables and data structures dealing
caoyuan9642 0:7cf972f622d3 280 with the DMA during the transaction process should be 4-bytes aligned */
caoyuan9642 0:7cf972f622d3 281
caoyuan9642 0:7cf972f622d3 282 #if defined (__GNUC__) /* GNU Compiler */
caoyuan9642 0:7cf972f622d3 283 #define __ALIGN_END __attribute__ ((aligned (4)))
caoyuan9642 0:7cf972f622d3 284 #define __ALIGN_BEGIN
caoyuan9642 0:7cf972f622d3 285 #else
caoyuan9642 0:7cf972f622d3 286 #define __ALIGN_END
caoyuan9642 0:7cf972f622d3 287 #if defined (__CC_ARM) /* ARM Compiler */
caoyuan9642 0:7cf972f622d3 288 #define __ALIGN_BEGIN __align(4)
caoyuan9642 0:7cf972f622d3 289 #elif defined (__ICCARM__) /* IAR Compiler */
caoyuan9642 0:7cf972f622d3 290 #define __ALIGN_BEGIN
caoyuan9642 0:7cf972f622d3 291 #elif defined (__TASKING__) /* TASKING Compiler */
caoyuan9642 0:7cf972f622d3 292 #define __ALIGN_BEGIN __align(4)
caoyuan9642 0:7cf972f622d3 293 #endif /* __CC_ARM */
caoyuan9642 0:7cf972f622d3 294 #endif /* __GNUC__ */
caoyuan9642 0:7cf972f622d3 295
caoyuan9642 0:7cf972f622d3 296
caoyuan9642 0:7cf972f622d3 297 /**
caoyuan9642 0:7cf972f622d3 298 * @}
caoyuan9642 0:7cf972f622d3 299 */
caoyuan9642 0:7cf972f622d3 300
caoyuan9642 0:7cf972f622d3 301 /** @defgroup USBD_DEF_Exported_Variables
caoyuan9642 0:7cf972f622d3 302 * @{
caoyuan9642 0:7cf972f622d3 303 */
caoyuan9642 0:7cf972f622d3 304
caoyuan9642 0:7cf972f622d3 305 /**
caoyuan9642 0:7cf972f622d3 306 * @}
caoyuan9642 0:7cf972f622d3 307 */
caoyuan9642 0:7cf972f622d3 308
caoyuan9642 0:7cf972f622d3 309 /** @defgroup USBD_DEF_Exported_FunctionsPrototype
caoyuan9642 0:7cf972f622d3 310 * @{
caoyuan9642 0:7cf972f622d3 311 */
caoyuan9642 0:7cf972f622d3 312
caoyuan9642 0:7cf972f622d3 313 /**
caoyuan9642 0:7cf972f622d3 314 * @}
caoyuan9642 0:7cf972f622d3 315 */
caoyuan9642 0:7cf972f622d3 316
caoyuan9642 0:7cf972f622d3 317 #ifdef __cplusplus
caoyuan9642 0:7cf972f622d3 318 }
caoyuan9642 0:7cf972f622d3 319 #endif
caoyuan9642 0:7cf972f622d3 320
caoyuan9642 0:7cf972f622d3 321 #endif /* __USBD_DEF_H */
caoyuan9642 0:7cf972f622d3 322
caoyuan9642 0:7cf972f622d3 323 /**
caoyuan9642 0:7cf972f622d3 324 * @}
caoyuan9642 0:7cf972f622d3 325 */
caoyuan9642 0:7cf972f622d3 326
caoyuan9642 0:7cf972f622d3 327 /**
caoyuan9642 0:7cf972f622d3 328 * @}
caoyuan9642 0:7cf972f622d3 329 */
caoyuan9642 0:7cf972f622d3 330 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
caoyuan9642 0:7cf972f622d3 331