mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_NUVOTON/TARGET_M480/device/StdDriver/m480_usbd.c@173:e131a1973e81, 2017-09-15 (annotated)

Committer:
AnnaBridge
Date:
Fri Sep 15 14:59:18 2017 +0100
Revision:
173:e131a1973e81
Parent:
172:7d866c31b3c5 
This updates the lib to the mbed lib v 151

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 172:7d866c31b3c5 1 /**************************************************************************//**
AnnaBridge 172:7d866c31b3c5 2 * @file usbd.c
AnnaBridge 172:7d866c31b3c5 3 * @version V1.00
AnnaBridge 172:7d866c31b3c5 4 * @brief M480 USBD driver source file
AnnaBridge 172:7d866c31b3c5 5 *
AnnaBridge 172:7d866c31b3c5 6 * @copyright (C) 2016 Nuvoton Technology Corp. All rights reserved.
AnnaBridge 172:7d866c31b3c5 7 *****************************************************************************/
AnnaBridge 172:7d866c31b3c5 8
AnnaBridge 172:7d866c31b3c5 9 #include <string.h>
AnnaBridge 172:7d866c31b3c5 10 #include "M480.h"
AnnaBridge 172:7d866c31b3c5 11
AnnaBridge 172:7d866c31b3c5 12 #ifdef __cplusplus
AnnaBridge 172:7d866c31b3c5 13 extern "C"
AnnaBridge 172:7d866c31b3c5 14 {
AnnaBridge 172:7d866c31b3c5 15 #endif
AnnaBridge 172:7d866c31b3c5 16
AnnaBridge 172:7d866c31b3c5 17 /** @addtogroup M480_Device_Driver M480 Device Driver
AnnaBridge 172:7d866c31b3c5 18 @{
AnnaBridge 172:7d866c31b3c5 19 */
AnnaBridge 172:7d866c31b3c5 20
AnnaBridge 172:7d866c31b3c5 21 /** @addtogroup M480_USBD_Driver USBD Driver
AnnaBridge 172:7d866c31b3c5 22 @{
AnnaBridge 172:7d866c31b3c5 23 */
AnnaBridge 172:7d866c31b3c5 24
AnnaBridge 172:7d866c31b3c5 25
AnnaBridge 172:7d866c31b3c5 26 /** @addtogroup M480_USBD_EXPORTED_FUNCTIONS USBD Exported Functions
AnnaBridge 172:7d866c31b3c5 27 @{
AnnaBridge 172:7d866c31b3c5 28 */
AnnaBridge 172:7d866c31b3c5 29
AnnaBridge 172:7d866c31b3c5 30 /* Global variables for Control Pipe */
AnnaBridge 172:7d866c31b3c5 31 uint8_t g_usbd_SetupPacket[8] = {0ul}; /*!< Setup packet buffer */
AnnaBridge 172:7d866c31b3c5 32 volatile uint8_t g_usbd_RemoteWakeupEn = 0ul; /*!< Remote wake up function enable flag */
AnnaBridge 172:7d866c31b3c5 33
AnnaBridge 172:7d866c31b3c5 34 /**
AnnaBridge 172:7d866c31b3c5 35 * @cond HIDDEN_SYMBOLS
AnnaBridge 172:7d866c31b3c5 36 */
AnnaBridge 172:7d866c31b3c5 37 static uint8_t *g_usbd_CtrlInPointer = 0;
AnnaBridge 172:7d866c31b3c5 38 static uint8_t *g_usbd_CtrlOutPointer = 0;
AnnaBridge 172:7d866c31b3c5 39 static volatile uint32_t g_usbd_CtrlInSize = 0ul;
AnnaBridge 172:7d866c31b3c5 40 static volatile uint32_t g_usbd_CtrlOutSize = 0ul;
AnnaBridge 172:7d866c31b3c5 41 static volatile uint32_t g_usbd_CtrlOutSizeLimit = 0ul;
AnnaBridge 172:7d866c31b3c5 42 static volatile uint32_t g_usbd_UsbAddr = 0ul;
AnnaBridge 172:7d866c31b3c5 43 static volatile uint32_t g_usbd_UsbConfig = 0ul;
AnnaBridge 172:7d866c31b3c5 44 static volatile uint32_t g_usbd_CtrlMaxPktSize = 8ul;
AnnaBridge 172:7d866c31b3c5 45 static volatile uint32_t g_usbd_UsbAltInterface = 0ul;
AnnaBridge 172:7d866c31b3c5 46 /**
AnnaBridge 172:7d866c31b3c5 47 * @endcond
AnnaBridge 172:7d866c31b3c5 48 */
AnnaBridge 172:7d866c31b3c5 49
AnnaBridge 172:7d866c31b3c5 50 const S_USBD_INFO_T *g_usbd_sInfo; /*!< A pointer for USB information structure */
AnnaBridge 172:7d866c31b3c5 51
AnnaBridge 172:7d866c31b3c5 52 VENDOR_REQ g_usbd_pfnVendorRequest = NULL; /*!< USB Vendor Request Functional Pointer */
AnnaBridge 172:7d866c31b3c5 53 CLASS_REQ g_usbd_pfnClassRequest = NULL; /*!< USB Class Request Functional Pointer */
AnnaBridge 172:7d866c31b3c5 54 SET_INTERFACE_REQ g_usbd_pfnSetInterface = NULL; /*!< USB Set Interface Functional Pointer */
AnnaBridge 172:7d866c31b3c5 55 SET_CONFIG_CB g_usbd_pfnSetConfigCallback = NULL; /*!< USB Set configuration callback function pointer */
AnnaBridge 172:7d866c31b3c5 56 uint32_t g_u32EpStallLock = 0ul; /*!< Bit map flag to lock specified EP when SET_FEATURE */
AnnaBridge 172:7d866c31b3c5 57
AnnaBridge 172:7d866c31b3c5 58 /**
AnnaBridge 172:7d866c31b3c5 59 * @brief This function makes USBD module to be ready to use
AnnaBridge 172:7d866c31b3c5 60 *
AnnaBridge 172:7d866c31b3c5 61 * @param[in] param The structure of USBD information.
AnnaBridge 172:7d866c31b3c5 62 * @param[in] pfnClassReq USB Class request callback function.
AnnaBridge 172:7d866c31b3c5 63 * @param[in] pfnSetInterface USB Set Interface request callback function.
AnnaBridge 172:7d866c31b3c5 64 *
AnnaBridge 172:7d866c31b3c5 65 * @return None
AnnaBridge 172:7d866c31b3c5 66 *
AnnaBridge 172:7d866c31b3c5 67 * @details This function will enable USB controller, USB PHY transceiver and pull-up resistor of USB_D+ pin. USB PHY will drive SE0 to bus.
AnnaBridge 172:7d866c31b3c5 68 */
AnnaBridge 172:7d866c31b3c5 69 void USBD_Open(const S_USBD_INFO_T *param, CLASS_REQ pfnClassReq, SET_INTERFACE_REQ pfnSetInterface)
AnnaBridge 172:7d866c31b3c5 70 {
AnnaBridge 172:7d866c31b3c5 71 g_usbd_sInfo = param;
AnnaBridge 172:7d866c31b3c5 72 g_usbd_pfnClassRequest = pfnClassReq;
AnnaBridge 172:7d866c31b3c5 73 g_usbd_pfnSetInterface = pfnSetInterface;
AnnaBridge 172:7d866c31b3c5 74
AnnaBridge 172:7d866c31b3c5 75 /* get EP0 maximum packet size */
AnnaBridge 172:7d866c31b3c5 76 g_usbd_CtrlMaxPktSize = g_usbd_sInfo->gu8DevDesc[7];
AnnaBridge 172:7d866c31b3c5 77
AnnaBridge 172:7d866c31b3c5 78 /* Initial USB engine */
AnnaBridge 172:7d866c31b3c5 79 USBD->ATTR = 0x6D0ul;
AnnaBridge 172:7d866c31b3c5 80 /* Force SE0 */
AnnaBridge 172:7d866c31b3c5 81 USBD_SET_SE0();
AnnaBridge 172:7d866c31b3c5 82 }
AnnaBridge 172:7d866c31b3c5 83
AnnaBridge 172:7d866c31b3c5 84 /**
AnnaBridge 172:7d866c31b3c5 85 * @brief This function makes USB host to recognize the device
AnnaBridge 172:7d866c31b3c5 86 *
AnnaBridge 172:7d866c31b3c5 87 * @param None
AnnaBridge 172:7d866c31b3c5 88 *
AnnaBridge 172:7d866c31b3c5 89 * @return None
AnnaBridge 172:7d866c31b3c5 90 *
AnnaBridge 172:7d866c31b3c5 91 * @details Enable WAKEUP, FLDET, USB and BUS interrupts. Disable software-disconnect function after 100ms delay with SysTick timer.
AnnaBridge 172:7d866c31b3c5 92 */
AnnaBridge 172:7d866c31b3c5 93 void USBD_Start(void)
AnnaBridge 172:7d866c31b3c5 94 {
AnnaBridge 172:7d866c31b3c5 95 /* Disable software-disconnect function */
AnnaBridge 172:7d866c31b3c5 96 USBD_CLR_SE0();
AnnaBridge 172:7d866c31b3c5 97 USBD->ATTR = 0x7D0ul;
AnnaBridge 172:7d866c31b3c5 98
AnnaBridge 172:7d866c31b3c5 99 /* Clear USB-related interrupts before enable interrupt */
AnnaBridge 172:7d866c31b3c5 100 USBD_CLR_INT_FLAG(USBD_INT_BUS | USBD_INT_USB | USBD_INT_FLDET | USBD_INT_WAKEUP);
AnnaBridge 172:7d866c31b3c5 101
AnnaBridge 172:7d866c31b3c5 102 /* Enable USB-related interrupts. */
AnnaBridge 172:7d866c31b3c5 103 USBD_ENABLE_INT(USBD_INT_BUS | USBD_INT_USB | USBD_INT_FLDET | USBD_INT_WAKEUP);
AnnaBridge 172:7d866c31b3c5 104 }
AnnaBridge 172:7d866c31b3c5 105
AnnaBridge 172:7d866c31b3c5 106 /**
AnnaBridge 172:7d866c31b3c5 107 * @brief Get the received SETUP packet
AnnaBridge 172:7d866c31b3c5 108 *
AnnaBridge 172:7d866c31b3c5 109 * @param[in] buf A buffer pointer used to store 8-byte SETUP packet.
AnnaBridge 172:7d866c31b3c5 110 *
AnnaBridge 172:7d866c31b3c5 111 * @return None
AnnaBridge 172:7d866c31b3c5 112 *
AnnaBridge 172:7d866c31b3c5 113 * @details Store SETUP packet to a user-specified buffer.
AnnaBridge 172:7d866c31b3c5 114 *
AnnaBridge 172:7d866c31b3c5 115 */
AnnaBridge 172:7d866c31b3c5 116 void USBD_GetSetupPacket(uint8_t *buf)
AnnaBridge 172:7d866c31b3c5 117 {
AnnaBridge 172:7d866c31b3c5 118 USBD_MemCopy(buf, g_usbd_SetupPacket, 8ul);
AnnaBridge 172:7d866c31b3c5 119 }
AnnaBridge 172:7d866c31b3c5 120
AnnaBridge 172:7d866c31b3c5 121 /**
AnnaBridge 172:7d866c31b3c5 122 * @brief Process SETUP packet
AnnaBridge 172:7d866c31b3c5 123 *
AnnaBridge 172:7d866c31b3c5 124 * @param None
AnnaBridge 172:7d866c31b3c5 125 *
AnnaBridge 172:7d866c31b3c5 126 * @return None
AnnaBridge 172:7d866c31b3c5 127 *
AnnaBridge 172:7d866c31b3c5 128 * @details Parse SETUP packet and perform the corresponding action.
AnnaBridge 172:7d866c31b3c5 129 *
AnnaBridge 172:7d866c31b3c5 130 */
AnnaBridge 172:7d866c31b3c5 131 void USBD_ProcessSetupPacket(void)
AnnaBridge 172:7d866c31b3c5 132 {
AnnaBridge 172:7d866c31b3c5 133 /* Get SETUP packet from USB buffer */
AnnaBridge 172:7d866c31b3c5 134 USBD_MemCopy(g_usbd_SetupPacket, (uint8_t *)USBD_BUF_BASE, 8ul);
AnnaBridge 172:7d866c31b3c5 135
AnnaBridge 172:7d866c31b3c5 136 /* Check the request type */
AnnaBridge 172:7d866c31b3c5 137 switch(g_usbd_SetupPacket[0] & 0x60ul) {
AnnaBridge 172:7d866c31b3c5 138 case REQ_STANDARD: {
AnnaBridge 172:7d866c31b3c5 139 USBD_StandardRequest();
AnnaBridge 172:7d866c31b3c5 140 break;
AnnaBridge 172:7d866c31b3c5 141 }
AnnaBridge 172:7d866c31b3c5 142 case REQ_CLASS: {
AnnaBridge 172:7d866c31b3c5 143 if(g_usbd_pfnClassRequest != NULL) {
AnnaBridge 172:7d866c31b3c5 144 g_usbd_pfnClassRequest();
AnnaBridge 172:7d866c31b3c5 145 }
AnnaBridge 172:7d866c31b3c5 146 break;
AnnaBridge 172:7d866c31b3c5 147 }
AnnaBridge 172:7d866c31b3c5 148 case REQ_VENDOR: {
AnnaBridge 172:7d866c31b3c5 149 if(g_usbd_pfnVendorRequest != NULL) {
AnnaBridge 172:7d866c31b3c5 150 g_usbd_pfnVendorRequest();
AnnaBridge 172:7d866c31b3c5 151 }
AnnaBridge 172:7d866c31b3c5 152 break;
AnnaBridge 172:7d866c31b3c5 153 }
AnnaBridge 172:7d866c31b3c5 154 default: {
AnnaBridge 172:7d866c31b3c5 155 /* Setup error, stall the device */
AnnaBridge 172:7d866c31b3c5 156 USBD_SET_EP_STALL(EP0);
AnnaBridge 172:7d866c31b3c5 157 USBD_SET_EP_STALL(EP1);
AnnaBridge 172:7d866c31b3c5 158 break;
AnnaBridge 172:7d866c31b3c5 159 }
AnnaBridge 172:7d866c31b3c5 160 }
AnnaBridge 172:7d866c31b3c5 161 }
AnnaBridge 172:7d866c31b3c5 162
AnnaBridge 172:7d866c31b3c5 163 /**
AnnaBridge 172:7d866c31b3c5 164 * @brief Process GetDescriptor request
AnnaBridge 172:7d866c31b3c5 165 *
AnnaBridge 172:7d866c31b3c5 166 * @param None
AnnaBridge 172:7d866c31b3c5 167 *
AnnaBridge 172:7d866c31b3c5 168 * @return None
AnnaBridge 172:7d866c31b3c5 169 *
AnnaBridge 172:7d866c31b3c5 170 * @details Parse GetDescriptor request and perform the corresponding action.
AnnaBridge 172:7d866c31b3c5 171 *
AnnaBridge 172:7d866c31b3c5 172 */
AnnaBridge 172:7d866c31b3c5 173 void USBD_GetDescriptor(void)
AnnaBridge 172:7d866c31b3c5 174 {
AnnaBridge 172:7d866c31b3c5 175 uint32_t u32Len;
AnnaBridge 172:7d866c31b3c5 176
AnnaBridge 172:7d866c31b3c5 177 u32Len = 0ul;
AnnaBridge 172:7d866c31b3c5 178 u32Len = g_usbd_SetupPacket[7];
AnnaBridge 172:7d866c31b3c5 179 u32Len <<= 8ul;
AnnaBridge 172:7d866c31b3c5 180 u32Len += g_usbd_SetupPacket[6];
AnnaBridge 172:7d866c31b3c5 181
AnnaBridge 172:7d866c31b3c5 182 switch(g_usbd_SetupPacket[3]) {
AnnaBridge 172:7d866c31b3c5 183 /* Get Device Descriptor */
AnnaBridge 172:7d866c31b3c5 184 case DESC_DEVICE: {
AnnaBridge 172:7d866c31b3c5 185 u32Len = USBD_Minimum(u32Len, (uint32_t)LEN_DEVICE);
AnnaBridge 172:7d866c31b3c5 186 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8DevDesc, u32Len);
AnnaBridge 172:7d866c31b3c5 187
AnnaBridge 172:7d866c31b3c5 188 break;
AnnaBridge 172:7d866c31b3c5 189 }
AnnaBridge 172:7d866c31b3c5 190 /* Get Configuration Descriptor */
AnnaBridge 172:7d866c31b3c5 191 case DESC_CONFIG: {
AnnaBridge 172:7d866c31b3c5 192 uint32_t u32TotalLen;
AnnaBridge 172:7d866c31b3c5 193
AnnaBridge 172:7d866c31b3c5 194 u32TotalLen = g_usbd_sInfo->gu8ConfigDesc[3];
AnnaBridge 172:7d866c31b3c5 195 u32TotalLen = g_usbd_sInfo->gu8ConfigDesc[2] + (u32TotalLen << 8);
AnnaBridge 172:7d866c31b3c5 196
AnnaBridge 172:7d866c31b3c5 197 u32Len = USBD_Minimum(u32Len, u32TotalLen);
AnnaBridge 172:7d866c31b3c5 198 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8ConfigDesc, u32Len);
AnnaBridge 172:7d866c31b3c5 199
AnnaBridge 172:7d866c31b3c5 200 break;
AnnaBridge 172:7d866c31b3c5 201 }
AnnaBridge 172:7d866c31b3c5 202
AnnaBridge 172:7d866c31b3c5 203 /* Get BOS Descriptor */
AnnaBridge 172:7d866c31b3c5 204 case DESC_BOS: {
AnnaBridge 172:7d866c31b3c5 205 u32Len = USBD_Minimum(u32Len, LEN_BOS+LEN_BOSCAP);
AnnaBridge 172:7d866c31b3c5 206 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8BosDesc, u32Len);
AnnaBridge 172:7d866c31b3c5 207 break;
AnnaBridge 172:7d866c31b3c5 208 }
AnnaBridge 172:7d866c31b3c5 209 /* Get HID Descriptor */
AnnaBridge 172:7d866c31b3c5 210 case DESC_HID: {
AnnaBridge 172:7d866c31b3c5 211 /* CV3.0 HID Class Descriptor Test,
AnnaBridge 172:7d866c31b3c5 212 Need to indicate index of the HID Descriptor within gu8ConfigDescriptor, specifically HID Composite device. */
AnnaBridge 172:7d866c31b3c5 213 uint32_t u32ConfigDescOffset; /* u32ConfigDescOffset is configuration descriptor offset (HID descriptor start index) */
AnnaBridge 172:7d866c31b3c5 214 u32Len = USBD_Minimum(u32Len, LEN_HID);
AnnaBridge 172:7d866c31b3c5 215 u32ConfigDescOffset = g_usbd_sInfo->gu32ConfigHidDescIdx[g_usbd_SetupPacket[4]];
AnnaBridge 172:7d866c31b3c5 216 USBD_PrepareCtrlIn((uint8_t *)&g_usbd_sInfo->gu8ConfigDesc[u32ConfigDescOffset], u32Len);
AnnaBridge 172:7d866c31b3c5 217
AnnaBridge 172:7d866c31b3c5 218 break;
AnnaBridge 172:7d866c31b3c5 219 }
AnnaBridge 172:7d866c31b3c5 220 /* Get Report Descriptor */
AnnaBridge 172:7d866c31b3c5 221 case DESC_HID_RPT: {
AnnaBridge 172:7d866c31b3c5 222 u32Len = USBD_Minimum(u32Len, g_usbd_sInfo->gu32HidReportSize[g_usbd_SetupPacket[4]]);
AnnaBridge 172:7d866c31b3c5 223 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8HidReportDesc[g_usbd_SetupPacket[4]], u32Len);
AnnaBridge 172:7d866c31b3c5 224 break;
AnnaBridge 172:7d866c31b3c5 225 }
AnnaBridge 172:7d866c31b3c5 226 /* Get String Descriptor */
AnnaBridge 172:7d866c31b3c5 227 case DESC_STRING: {
AnnaBridge 172:7d866c31b3c5 228 /* Get String Descriptor */
AnnaBridge 172:7d866c31b3c5 229 if(g_usbd_SetupPacket[2] < 4ul) {
AnnaBridge 172:7d866c31b3c5 230 u32Len = USBD_Minimum(u32Len, g_usbd_sInfo->gu8StringDesc[g_usbd_SetupPacket[2]][0]);
AnnaBridge 172:7d866c31b3c5 231 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8StringDesc[g_usbd_SetupPacket[2]], u32Len);
AnnaBridge 172:7d866c31b3c5 232
AnnaBridge 172:7d866c31b3c5 233
AnnaBridge 172:7d866c31b3c5 234 break;
AnnaBridge 172:7d866c31b3c5 235 } else {
AnnaBridge 172:7d866c31b3c5 236 /* Not support. Reply STALL. */
AnnaBridge 172:7d866c31b3c5 237 USBD_SET_EP_STALL(EP0);
AnnaBridge 172:7d866c31b3c5 238 USBD_SET_EP_STALL(EP1);
AnnaBridge 172:7d866c31b3c5 239 break;
AnnaBridge 172:7d866c31b3c5 240 }
AnnaBridge 172:7d866c31b3c5 241 }
AnnaBridge 172:7d866c31b3c5 242 default:
AnnaBridge 172:7d866c31b3c5 243 /* Not support. Reply STALL.*/
AnnaBridge 172:7d866c31b3c5 244 USBD_SET_EP_STALL(EP0);
AnnaBridge 172:7d866c31b3c5 245 USBD_SET_EP_STALL(EP1);
AnnaBridge 172:7d866c31b3c5 246 break;
AnnaBridge 172:7d866c31b3c5 247 }
AnnaBridge 172:7d866c31b3c5 248 }
AnnaBridge 172:7d866c31b3c5 249
AnnaBridge 172:7d866c31b3c5 250 /**
AnnaBridge 172:7d866c31b3c5 251 * @brief Process standard request
AnnaBridge 172:7d866c31b3c5 252 *
AnnaBridge 172:7d866c31b3c5 253 * @param None
AnnaBridge 172:7d866c31b3c5 254 *
AnnaBridge 172:7d866c31b3c5 255 * @return None
AnnaBridge 172:7d866c31b3c5 256 *
AnnaBridge 172:7d866c31b3c5 257 * @details Parse standard request and perform the corresponding action.
AnnaBridge 172:7d866c31b3c5 258 *
AnnaBridge 172:7d866c31b3c5 259 */
AnnaBridge 172:7d866c31b3c5 260 void USBD_StandardRequest(void)
AnnaBridge 172:7d866c31b3c5 261 {
AnnaBridge 172:7d866c31b3c5 262 uint32_t addr;
AnnaBridge 172:7d866c31b3c5 263 /* clear global variables for new request */
AnnaBridge 172:7d866c31b3c5 264 g_usbd_CtrlInPointer = 0;
AnnaBridge 172:7d866c31b3c5 265 g_usbd_CtrlInSize = 0ul;
AnnaBridge 172:7d866c31b3c5 266
AnnaBridge 172:7d866c31b3c5 267 if((g_usbd_SetupPacket[0] & 0x80ul) == 0x80ul) { /* request data transfer direction */
AnnaBridge 172:7d866c31b3c5 268 /* Device to host */
AnnaBridge 172:7d866c31b3c5 269 switch(g_usbd_SetupPacket[1]) {
AnnaBridge 173:e131a1973e81 270 case USBD_GET_CONFIGURATION: {
AnnaBridge 172:7d866c31b3c5 271 /* Return current configuration setting */
AnnaBridge 172:7d866c31b3c5 272 /* Data stage */
AnnaBridge 172:7d866c31b3c5 273 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 274 M8(addr) = (uint8_t)g_usbd_UsbConfig;
AnnaBridge 172:7d866c31b3c5 275 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 276 USBD_SET_PAYLOAD_LEN(EP0, 1ul);
AnnaBridge 172:7d866c31b3c5 277 /* Status stage */
AnnaBridge 172:7d866c31b3c5 278 USBD_PrepareCtrlOut(0, 0ul);
AnnaBridge 172:7d866c31b3c5 279 break;
AnnaBridge 172:7d866c31b3c5 280 }
AnnaBridge 173:e131a1973e81 281 case USBD_GET_DESCRIPTOR: {
AnnaBridge 172:7d866c31b3c5 282 USBD_GetDescriptor();
AnnaBridge 172:7d866c31b3c5 283 USBD_PrepareCtrlOut(0, 0ul); /* For status stage */
AnnaBridge 172:7d866c31b3c5 284 break;
AnnaBridge 172:7d866c31b3c5 285 }
AnnaBridge 173:e131a1973e81 286 case USBD_GET_INTERFACE: {
AnnaBridge 172:7d866c31b3c5 287 /* Return current interface setting */
AnnaBridge 172:7d866c31b3c5 288 /* Data stage */
AnnaBridge 172:7d866c31b3c5 289 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 290 M8(addr) = (uint8_t)g_usbd_UsbAltInterface;
AnnaBridge 172:7d866c31b3c5 291 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 292 USBD_SET_PAYLOAD_LEN(EP0, 1ul);
AnnaBridge 172:7d866c31b3c5 293 /* Status stage */
AnnaBridge 172:7d866c31b3c5 294 USBD_PrepareCtrlOut(0, 0ul);
AnnaBridge 172:7d866c31b3c5 295 break;
AnnaBridge 172:7d866c31b3c5 296 }
AnnaBridge 173:e131a1973e81 297 case USBD_GET_STATUS: {
AnnaBridge 172:7d866c31b3c5 298 /* Device */
AnnaBridge 172:7d866c31b3c5 299 if(g_usbd_SetupPacket[0] == 0x80ul) {
AnnaBridge 172:7d866c31b3c5 300 uint8_t u8Tmp;
AnnaBridge 172:7d866c31b3c5 301
AnnaBridge 172:7d866c31b3c5 302 u8Tmp = (uint8_t)0ul;
AnnaBridge 172:7d866c31b3c5 303 if ((g_usbd_sInfo->gu8ConfigDesc[7] & 0x40ul) == 0x40ul) {
AnnaBridge 172:7d866c31b3c5 304 u8Tmp |= (uint8_t)1ul; /* Self-Powered/Bus-Powered.*/
AnnaBridge 172:7d866c31b3c5 305 }
AnnaBridge 172:7d866c31b3c5 306 if ((g_usbd_sInfo->gu8ConfigDesc[7] & 0x20ul) == 0x20ul) {
AnnaBridge 172:7d866c31b3c5 307 u8Tmp |= (uint8_t)(g_usbd_RemoteWakeupEn << 1ul); /* Remote wake up */
AnnaBridge 172:7d866c31b3c5 308 }
AnnaBridge 172:7d866c31b3c5 309
AnnaBridge 172:7d866c31b3c5 310 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 311 M8(addr) = u8Tmp;
AnnaBridge 172:7d866c31b3c5 312
AnnaBridge 172:7d866c31b3c5 313 }
AnnaBridge 172:7d866c31b3c5 314 /* Interface */
AnnaBridge 172:7d866c31b3c5 315 else if(g_usbd_SetupPacket[0] == 0x81ul) {
AnnaBridge 172:7d866c31b3c5 316 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 317 M8(addr) = (uint8_t)0ul;
AnnaBridge 172:7d866c31b3c5 318 }
AnnaBridge 172:7d866c31b3c5 319 /* Endpoint */
AnnaBridge 172:7d866c31b3c5 320 else if(g_usbd_SetupPacket[0] == 0x82ul) {
AnnaBridge 172:7d866c31b3c5 321 uint8_t ep = (uint8_t)(g_usbd_SetupPacket[4] & 0xFul);
AnnaBridge 172:7d866c31b3c5 322 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 323 M8(addr) = (uint8_t)(USBD_GetStall(ep) ? 1ul : 0ul);
AnnaBridge 172:7d866c31b3c5 324 }
AnnaBridge 172:7d866c31b3c5 325
AnnaBridge 172:7d866c31b3c5 326 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0) + 1ul;
AnnaBridge 172:7d866c31b3c5 327 M8(addr) = (uint8_t)0ul;
AnnaBridge 172:7d866c31b3c5 328 /* Data stage */
AnnaBridge 172:7d866c31b3c5 329 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 330 USBD_SET_PAYLOAD_LEN(EP0, 2ul);
AnnaBridge 172:7d866c31b3c5 331 /* Status stage */
AnnaBridge 172:7d866c31b3c5 332 USBD_PrepareCtrlOut(0, 0ul);
AnnaBridge 172:7d866c31b3c5 333 break;
AnnaBridge 172:7d866c31b3c5 334 }
AnnaBridge 172:7d866c31b3c5 335 default: {
AnnaBridge 172:7d866c31b3c5 336 /* Setup error, stall the device */
AnnaBridge 172:7d866c31b3c5 337 USBD_SET_EP_STALL(EP0);
AnnaBridge 172:7d866c31b3c5 338 USBD_SET_EP_STALL(EP1);
AnnaBridge 172:7d866c31b3c5 339 break;
AnnaBridge 172:7d866c31b3c5 340 }
AnnaBridge 172:7d866c31b3c5 341 }
AnnaBridge 172:7d866c31b3c5 342 } else {
AnnaBridge 172:7d866c31b3c5 343 /* Host to device */
AnnaBridge 172:7d866c31b3c5 344 switch(g_usbd_SetupPacket[1]) {
AnnaBridge 173:e131a1973e81 345 case USBD_CLEAR_FEATURE: {
AnnaBridge 172:7d866c31b3c5 346 if(g_usbd_SetupPacket[2] == FEATURE_ENDPOINT_HALT) {
AnnaBridge 172:7d866c31b3c5 347 uint32_t epNum, i;
AnnaBridge 172:7d866c31b3c5 348
AnnaBridge 172:7d866c31b3c5 349 /* EP number stall is not allow to be clear in MSC class "Error Recovery Test".
AnnaBridge 172:7d866c31b3c5 350 a flag: g_u32EpStallLock is added to support it */
AnnaBridge 172:7d866c31b3c5 351 epNum = (uint8_t)(g_usbd_SetupPacket[4] & 0xFul);
AnnaBridge 172:7d866c31b3c5 352 for(i = 0ul; i < USBD_MAX_EP; i++) {
AnnaBridge 172:7d866c31b3c5 353 if(((USBD->EP[i].CFG & 0xFul) == epNum) && ((g_u32EpStallLock & (1ul << i)) == 0ul)) {
AnnaBridge 172:7d866c31b3c5 354 USBD->EP[i].CFGP &= ~USBD_CFGP_SSTALL_Msk;
AnnaBridge 172:7d866c31b3c5 355 }
AnnaBridge 172:7d866c31b3c5 356 }
AnnaBridge 172:7d866c31b3c5 357 } else if(g_usbd_SetupPacket[2] == FEATURE_DEVICE_REMOTE_WAKEUP) {
AnnaBridge 172:7d866c31b3c5 358 g_usbd_RemoteWakeupEn = (uint8_t)0;
AnnaBridge 172:7d866c31b3c5 359 }
AnnaBridge 172:7d866c31b3c5 360
AnnaBridge 172:7d866c31b3c5 361 /* Status stage */
AnnaBridge 172:7d866c31b3c5 362 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 363 USBD_SET_PAYLOAD_LEN(EP0, 0ul);
AnnaBridge 172:7d866c31b3c5 364 break;
AnnaBridge 172:7d866c31b3c5 365 }
AnnaBridge 173:e131a1973e81 366 case USBD_SET_ADDRESS: {
AnnaBridge 172:7d866c31b3c5 367 g_usbd_UsbAddr = g_usbd_SetupPacket[2];
AnnaBridge 172:7d866c31b3c5 368 /* Status Stage */
AnnaBridge 172:7d866c31b3c5 369 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 370 USBD_SET_PAYLOAD_LEN(EP0, 0ul);
AnnaBridge 172:7d866c31b3c5 371
AnnaBridge 172:7d866c31b3c5 372 break;
AnnaBridge 172:7d866c31b3c5 373 }
AnnaBridge 173:e131a1973e81 374 case USBD_SET_CONFIGURATION: {
AnnaBridge 172:7d866c31b3c5 375 g_usbd_UsbConfig = g_usbd_SetupPacket[2];
AnnaBridge 172:7d866c31b3c5 376
AnnaBridge 172:7d866c31b3c5 377 if(g_usbd_pfnSetConfigCallback) {
AnnaBridge 172:7d866c31b3c5 378 g_usbd_pfnSetConfigCallback();
AnnaBridge 172:7d866c31b3c5 379 }
AnnaBridge 172:7d866c31b3c5 380
AnnaBridge 172:7d866c31b3c5 381 /* Status stage */
AnnaBridge 172:7d866c31b3c5 382 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 383 USBD_SET_PAYLOAD_LEN(EP0, 0ul);
AnnaBridge 172:7d866c31b3c5 384 break;
AnnaBridge 172:7d866c31b3c5 385 }
AnnaBridge 173:e131a1973e81 386 case USBD_SET_FEATURE: {
AnnaBridge 172:7d866c31b3c5 387 if( (g_usbd_SetupPacket[0] & 0xFul) == 0ul ) { /* 0: device */
AnnaBridge 172:7d866c31b3c5 388 if((g_usbd_SetupPacket[2] == 3ul) && (g_usbd_SetupPacket[3] == 0ul)) { /* 3: HNP enable */
AnnaBridge 172:7d866c31b3c5 389 OTG->CTL |= (OTG_CTL_HNPREQEN_Msk | OTG_CTL_BUSREQ_Msk);
AnnaBridge 172:7d866c31b3c5 390 }
AnnaBridge 172:7d866c31b3c5 391 }
AnnaBridge 172:7d866c31b3c5 392 if(g_usbd_SetupPacket[2] == FEATURE_ENDPOINT_HALT) {
AnnaBridge 172:7d866c31b3c5 393 USBD_SetStall((uint8_t)(g_usbd_SetupPacket[4] & 0xFul));
AnnaBridge 172:7d866c31b3c5 394 } else if(g_usbd_SetupPacket[2] == FEATURE_DEVICE_REMOTE_WAKEUP) {
AnnaBridge 172:7d866c31b3c5 395 g_usbd_RemoteWakeupEn = (uint8_t)1ul;
AnnaBridge 172:7d866c31b3c5 396 }
AnnaBridge 172:7d866c31b3c5 397
AnnaBridge 172:7d866c31b3c5 398 /* Status stage */
AnnaBridge 172:7d866c31b3c5 399 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 400 USBD_SET_PAYLOAD_LEN(EP0, 0ul);
AnnaBridge 172:7d866c31b3c5 401
AnnaBridge 172:7d866c31b3c5 402 break;
AnnaBridge 172:7d866c31b3c5 403 }
AnnaBridge 173:e131a1973e81 404 case USBD_SET_INTERFACE: {
AnnaBridge 172:7d866c31b3c5 405 g_usbd_UsbAltInterface = g_usbd_SetupPacket[2];
AnnaBridge 172:7d866c31b3c5 406 if(g_usbd_pfnSetInterface != NULL) {
AnnaBridge 172:7d866c31b3c5 407 g_usbd_pfnSetInterface(g_usbd_UsbAltInterface);
AnnaBridge 172:7d866c31b3c5 408 }
AnnaBridge 172:7d866c31b3c5 409 /* Status stage */
AnnaBridge 172:7d866c31b3c5 410 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 411 USBD_SET_PAYLOAD_LEN(EP0, 0ul);
AnnaBridge 172:7d866c31b3c5 412 break;
AnnaBridge 172:7d866c31b3c5 413 }
AnnaBridge 172:7d866c31b3c5 414 default: {
AnnaBridge 172:7d866c31b3c5 415 /* Setup error, stall the device */
AnnaBridge 172:7d866c31b3c5 416 USBD_SET_EP_STALL(EP0);
AnnaBridge 172:7d866c31b3c5 417 USBD_SET_EP_STALL(EP1);
AnnaBridge 172:7d866c31b3c5 418 break;
AnnaBridge 172:7d866c31b3c5 419 }
AnnaBridge 172:7d866c31b3c5 420 }
AnnaBridge 172:7d866c31b3c5 421 }
AnnaBridge 172:7d866c31b3c5 422 }
AnnaBridge 172:7d866c31b3c5 423
AnnaBridge 172:7d866c31b3c5 424 /**
AnnaBridge 172:7d866c31b3c5 425 * @brief Prepare the first Control IN pipe
AnnaBridge 172:7d866c31b3c5 426 *
AnnaBridge 172:7d866c31b3c5 427 * @param[in] pu8Buf The pointer of data sent to USB host.
AnnaBridge 172:7d866c31b3c5 428 * @param[in] u32Size The IN transfer size.
AnnaBridge 172:7d866c31b3c5 429 *
AnnaBridge 172:7d866c31b3c5 430 * @return None
AnnaBridge 172:7d866c31b3c5 431 *
AnnaBridge 172:7d866c31b3c5 432 * @details Prepare data for Control IN transfer.
AnnaBridge 172:7d866c31b3c5 433 *
AnnaBridge 172:7d866c31b3c5 434 */
AnnaBridge 172:7d866c31b3c5 435 void USBD_PrepareCtrlIn(uint8_t pu8Buf[], uint32_t u32Size)
AnnaBridge 172:7d866c31b3c5 436 {
AnnaBridge 172:7d866c31b3c5 437 uint32_t addr;
AnnaBridge 172:7d866c31b3c5 438 if(u32Size > g_usbd_CtrlMaxPktSize) {
AnnaBridge 172:7d866c31b3c5 439 /* Data size > MXPLD */
AnnaBridge 172:7d866c31b3c5 440 g_usbd_CtrlInPointer = pu8Buf + g_usbd_CtrlMaxPktSize;
AnnaBridge 172:7d866c31b3c5 441 g_usbd_CtrlInSize = u32Size - g_usbd_CtrlMaxPktSize;
AnnaBridge 172:7d866c31b3c5 442 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 443 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 444 USBD_MemCopy((uint8_t *)addr, pu8Buf, g_usbd_CtrlMaxPktSize);
AnnaBridge 172:7d866c31b3c5 445 USBD_SET_PAYLOAD_LEN(EP0, g_usbd_CtrlMaxPktSize);
AnnaBridge 172:7d866c31b3c5 446 } else {
AnnaBridge 172:7d866c31b3c5 447 /* Data size <= MXPLD */
AnnaBridge 172:7d866c31b3c5 448 g_usbd_CtrlInPointer = 0;
AnnaBridge 172:7d866c31b3c5 449 g_usbd_CtrlInSize = 0ul;
AnnaBridge 172:7d866c31b3c5 450 USBD_SET_DATA1(EP0);
AnnaBridge 172:7d866c31b3c5 451 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 452 USBD_MemCopy((uint8_t *)addr, pu8Buf, u32Size);
AnnaBridge 172:7d866c31b3c5 453 USBD_SET_PAYLOAD_LEN(EP0, u32Size);
AnnaBridge 172:7d866c31b3c5 454 }
AnnaBridge 172:7d866c31b3c5 455 }
AnnaBridge 172:7d866c31b3c5 456
AnnaBridge 172:7d866c31b3c5 457 /**
AnnaBridge 172:7d866c31b3c5 458 * @brief Repeat Control IN pipe
AnnaBridge 172:7d866c31b3c5 459 *
AnnaBridge 172:7d866c31b3c5 460 * @param None
AnnaBridge 172:7d866c31b3c5 461 *
AnnaBridge 172:7d866c31b3c5 462 * @return None
AnnaBridge 172:7d866c31b3c5 463 *
AnnaBridge 172:7d866c31b3c5 464 * @details This function processes the remained data of Control IN transfer.
AnnaBridge 172:7d866c31b3c5 465 *
AnnaBridge 172:7d866c31b3c5 466 */
AnnaBridge 172:7d866c31b3c5 467 void USBD_CtrlIn(void)
AnnaBridge 172:7d866c31b3c5 468 {
AnnaBridge 172:7d866c31b3c5 469 static uint8_t u8ZeroFlag = 0ul;
AnnaBridge 172:7d866c31b3c5 470 uint32_t addr;
AnnaBridge 172:7d866c31b3c5 471
AnnaBridge 172:7d866c31b3c5 472 if(g_usbd_CtrlInSize) {
AnnaBridge 172:7d866c31b3c5 473 /* Process remained data */
AnnaBridge 172:7d866c31b3c5 474 if(g_usbd_CtrlInSize > g_usbd_CtrlMaxPktSize) {
AnnaBridge 172:7d866c31b3c5 475 /* Data size > MXPLD */
AnnaBridge 172:7d866c31b3c5 476 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 477 USBD_MemCopy((uint8_t *)addr, (uint8_t *)g_usbd_CtrlInPointer, g_usbd_CtrlMaxPktSize);
AnnaBridge 172:7d866c31b3c5 478 USBD_SET_PAYLOAD_LEN(EP0, g_usbd_CtrlMaxPktSize);
AnnaBridge 172:7d866c31b3c5 479 g_usbd_CtrlInPointer += g_usbd_CtrlMaxPktSize;
AnnaBridge 172:7d866c31b3c5 480 g_usbd_CtrlInSize -= g_usbd_CtrlMaxPktSize;
AnnaBridge 172:7d866c31b3c5 481 } else {
AnnaBridge 172:7d866c31b3c5 482 /* Data size <= MXPLD */
AnnaBridge 172:7d866c31b3c5 483 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0);
AnnaBridge 172:7d866c31b3c5 484 USBD_MemCopy((uint8_t *)addr, (uint8_t *)g_usbd_CtrlInPointer, g_usbd_CtrlInSize);
AnnaBridge 172:7d866c31b3c5 485 USBD_SET_PAYLOAD_LEN(EP0, g_usbd_CtrlInSize);
AnnaBridge 172:7d866c31b3c5 486 if(g_usbd_CtrlInSize == g_usbd_CtrlMaxPktSize) {
AnnaBridge 172:7d866c31b3c5 487 u8ZeroFlag = (uint8_t)1ul;
AnnaBridge 172:7d866c31b3c5 488 }
AnnaBridge 172:7d866c31b3c5 489 g_usbd_CtrlInPointer = 0;
AnnaBridge 172:7d866c31b3c5 490 g_usbd_CtrlInSize = 0ul;
AnnaBridge 172:7d866c31b3c5 491 }
AnnaBridge 172:7d866c31b3c5 492 } else {
AnnaBridge 172:7d866c31b3c5 493 /* In ACK for Set address */
AnnaBridge 173:e131a1973e81 494 if((g_usbd_SetupPacket[0] == REQ_STANDARD) && (g_usbd_SetupPacket[1] == USBD_SET_ADDRESS)) {
AnnaBridge 172:7d866c31b3c5 495 addr = USBD_GET_ADDR();
AnnaBridge 172:7d866c31b3c5 496 if((addr != g_usbd_UsbAddr) && (addr == 0ul)) {
AnnaBridge 172:7d866c31b3c5 497 USBD_SET_ADDR(g_usbd_UsbAddr);
AnnaBridge 172:7d866c31b3c5 498 }
AnnaBridge 172:7d866c31b3c5 499 }
AnnaBridge 172:7d866c31b3c5 500
AnnaBridge 172:7d866c31b3c5 501 /* For the case of data size is integral times maximum packet size */
AnnaBridge 172:7d866c31b3c5 502 if(u8ZeroFlag) {
AnnaBridge 172:7d866c31b3c5 503 USBD_SET_PAYLOAD_LEN(EP0, 0ul);
AnnaBridge 172:7d866c31b3c5 504 u8ZeroFlag = (uint8_t)0ul;
AnnaBridge 172:7d866c31b3c5 505 }
AnnaBridge 172:7d866c31b3c5 506 }
AnnaBridge 172:7d866c31b3c5 507 }
AnnaBridge 172:7d866c31b3c5 508
AnnaBridge 172:7d866c31b3c5 509 /**
AnnaBridge 172:7d866c31b3c5 510 * @brief Prepare the first Control OUT pipe
AnnaBridge 172:7d866c31b3c5 511 *
AnnaBridge 172:7d866c31b3c5 512 * @param[in] pu8Buf The pointer of data received from USB host.
AnnaBridge 172:7d866c31b3c5 513 * @param[in] u32Size The OUT transfer size.
AnnaBridge 172:7d866c31b3c5 514 *
AnnaBridge 172:7d866c31b3c5 515 * @return None
AnnaBridge 172:7d866c31b3c5 516 *
AnnaBridge 172:7d866c31b3c5 517 * @details This function is used to prepare the first Control OUT transfer.
AnnaBridge 172:7d866c31b3c5 518 *
AnnaBridge 172:7d866c31b3c5 519 */
AnnaBridge 172:7d866c31b3c5 520 void USBD_PrepareCtrlOut(uint8_t *pu8Buf, uint32_t u32Size)
AnnaBridge 172:7d866c31b3c5 521 {
AnnaBridge 172:7d866c31b3c5 522 g_usbd_CtrlOutPointer = pu8Buf;
AnnaBridge 172:7d866c31b3c5 523 g_usbd_CtrlOutSize = 0ul;
AnnaBridge 172:7d866c31b3c5 524 g_usbd_CtrlOutSizeLimit = u32Size;
AnnaBridge 172:7d866c31b3c5 525 USBD_SET_PAYLOAD_LEN(EP1, g_usbd_CtrlMaxPktSize);
AnnaBridge 172:7d866c31b3c5 526 }
AnnaBridge 172:7d866c31b3c5 527
AnnaBridge 172:7d866c31b3c5 528 /**
AnnaBridge 172:7d866c31b3c5 529 * @brief Repeat Control OUT pipe
AnnaBridge 172:7d866c31b3c5 530 *
AnnaBridge 172:7d866c31b3c5 531 * @param None
AnnaBridge 172:7d866c31b3c5 532 *
AnnaBridge 172:7d866c31b3c5 533 * @return None
AnnaBridge 172:7d866c31b3c5 534 *
AnnaBridge 172:7d866c31b3c5 535 * @details This function processes the successive Control OUT transfer.
AnnaBridge 172:7d866c31b3c5 536 *
AnnaBridge 172:7d866c31b3c5 537 */
AnnaBridge 172:7d866c31b3c5 538 void USBD_CtrlOut(void)
AnnaBridge 172:7d866c31b3c5 539 {
AnnaBridge 172:7d866c31b3c5 540 uint32_t u32Size;
AnnaBridge 172:7d866c31b3c5 541 uint32_t addr;
AnnaBridge 172:7d866c31b3c5 542
AnnaBridge 172:7d866c31b3c5 543 if(g_usbd_CtrlOutSize < g_usbd_CtrlOutSizeLimit) {
AnnaBridge 172:7d866c31b3c5 544 u32Size = USBD_GET_PAYLOAD_LEN(EP1);
AnnaBridge 172:7d866c31b3c5 545 addr = USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP1);
AnnaBridge 172:7d866c31b3c5 546 USBD_MemCopy((uint8_t *)g_usbd_CtrlOutPointer, (uint8_t *)addr, u32Size);
AnnaBridge 172:7d866c31b3c5 547 g_usbd_CtrlOutPointer += u32Size;
AnnaBridge 172:7d866c31b3c5 548 g_usbd_CtrlOutSize += u32Size;
AnnaBridge 172:7d866c31b3c5 549
AnnaBridge 172:7d866c31b3c5 550 if(g_usbd_CtrlOutSize < g_usbd_CtrlOutSizeLimit) {
AnnaBridge 172:7d866c31b3c5 551 USBD_SET_PAYLOAD_LEN(EP1, g_usbd_CtrlMaxPktSize);
AnnaBridge 172:7d866c31b3c5 552 }
AnnaBridge 172:7d866c31b3c5 553
AnnaBridge 172:7d866c31b3c5 554 }
AnnaBridge 172:7d866c31b3c5 555 }
AnnaBridge 172:7d866c31b3c5 556
AnnaBridge 172:7d866c31b3c5 557 /**
AnnaBridge 172:7d866c31b3c5 558 * @brief Reset software flags
AnnaBridge 172:7d866c31b3c5 559 *
AnnaBridge 172:7d866c31b3c5 560 * @param None
AnnaBridge 172:7d866c31b3c5 561 *
AnnaBridge 172:7d866c31b3c5 562 * @return None
AnnaBridge 172:7d866c31b3c5 563 *
AnnaBridge 172:7d866c31b3c5 564 * @details This function resets all variables for protocol and resets USB device address to 0.
AnnaBridge 172:7d866c31b3c5 565 *
AnnaBridge 172:7d866c31b3c5 566 */
AnnaBridge 172:7d866c31b3c5 567 void USBD_SwReset(void)
AnnaBridge 172:7d866c31b3c5 568 {
AnnaBridge 172:7d866c31b3c5 569 uint32_t i;
AnnaBridge 172:7d866c31b3c5 570
AnnaBridge 172:7d866c31b3c5 571 /* Reset all variables for protocol */
AnnaBridge 172:7d866c31b3c5 572 g_usbd_CtrlInPointer = 0;
AnnaBridge 172:7d866c31b3c5 573 g_usbd_CtrlInSize = 0ul;
AnnaBridge 172:7d866c31b3c5 574 g_usbd_CtrlOutPointer = 0;
AnnaBridge 172:7d866c31b3c5 575 g_usbd_CtrlOutSize = 0ul;
AnnaBridge 172:7d866c31b3c5 576 g_usbd_CtrlOutSizeLimit = 0ul;
AnnaBridge 172:7d866c31b3c5 577 g_u32EpStallLock = 0ul;
AnnaBridge 172:7d866c31b3c5 578 memset(g_usbd_SetupPacket, 0, 8ul);
AnnaBridge 172:7d866c31b3c5 579
AnnaBridge 172:7d866c31b3c5 580 /* Reset PID DATA0 */
AnnaBridge 172:7d866c31b3c5 581 for(i=0ul; i<USBD_MAX_EP; i++) {
AnnaBridge 172:7d866c31b3c5 582 USBD->EP[i].CFG &= ~USBD_CFG_DSQSYNC_Msk;
AnnaBridge 172:7d866c31b3c5 583 }
AnnaBridge 172:7d866c31b3c5 584
AnnaBridge 172:7d866c31b3c5 585 /* Reset USB device address */
AnnaBridge 172:7d866c31b3c5 586 USBD_SET_ADDR(0ul);
AnnaBridge 172:7d866c31b3c5 587 }
AnnaBridge 172:7d866c31b3c5 588
AnnaBridge 172:7d866c31b3c5 589 /**
AnnaBridge 172:7d866c31b3c5 590 * @brief USBD Set Vendor Request
AnnaBridge 172:7d866c31b3c5 591 *
AnnaBridge 172:7d866c31b3c5 592 * @param[in] pfnVendorReq Vendor Request Callback Function
AnnaBridge 172:7d866c31b3c5 593 *
AnnaBridge 172:7d866c31b3c5 594 * @return None
AnnaBridge 172:7d866c31b3c5 595 *
AnnaBridge 172:7d866c31b3c5 596 * @details This function is used to set USBD vendor request callback function
AnnaBridge 172:7d866c31b3c5 597 */
AnnaBridge 172:7d866c31b3c5 598 void USBD_SetVendorRequest(VENDOR_REQ pfnVendorReq)
AnnaBridge 172:7d866c31b3c5 599 {
AnnaBridge 172:7d866c31b3c5 600 g_usbd_pfnVendorRequest = pfnVendorReq;
AnnaBridge 172:7d866c31b3c5 601 }
AnnaBridge 172:7d866c31b3c5 602
AnnaBridge 172:7d866c31b3c5 603 /**
AnnaBridge 172:7d866c31b3c5 604 * @brief The callback function which called when get SET CONFIGURATION request
AnnaBridge 172:7d866c31b3c5 605 *
AnnaBridge 172:7d866c31b3c5 606 * @param[in] pfnSetConfigCallback Callback function pointer for SET CONFIGURATION request
AnnaBridge 172:7d866c31b3c5 607 *
AnnaBridge 172:7d866c31b3c5 608 * @return None
AnnaBridge 172:7d866c31b3c5 609 *
AnnaBridge 172:7d866c31b3c5 610 * @details This function is used to set the callback function which will be called at SET CONFIGURATION request.
AnnaBridge 172:7d866c31b3c5 611 */
AnnaBridge 172:7d866c31b3c5 612 void USBD_SetConfigCallback(SET_CONFIG_CB pfnSetConfigCallback)
AnnaBridge 172:7d866c31b3c5 613 {
AnnaBridge 172:7d866c31b3c5 614 g_usbd_pfnSetConfigCallback = pfnSetConfigCallback;
AnnaBridge 172:7d866c31b3c5 615 }
AnnaBridge 172:7d866c31b3c5 616
AnnaBridge 172:7d866c31b3c5 617
AnnaBridge 172:7d866c31b3c5 618 /**
AnnaBridge 172:7d866c31b3c5 619 * @brief EP stall lock function to avoid stall clear by USB SET FEATURE request.
AnnaBridge 172:7d866c31b3c5 620 *
AnnaBridge 172:7d866c31b3c5 621 * @param[in] u32EpBitmap Use bitmap to select which endpoints will be locked
AnnaBridge 172:7d866c31b3c5 622 *
AnnaBridge 172:7d866c31b3c5 623 * @return None
AnnaBridge 172:7d866c31b3c5 624 *
AnnaBridge 172:7d866c31b3c5 625 * @details This function is used to lock relative endpoint to avoid stall clear by SET FEATURE request.
AnnaBridge 172:7d866c31b3c5 626 * If ep stall locked, user needs to reset USB device or re-configure device to clear it.
AnnaBridge 172:7d866c31b3c5 627 */
AnnaBridge 172:7d866c31b3c5 628 void USBD_LockEpStall(uint32_t u32EpBitmap)
AnnaBridge 172:7d866c31b3c5 629 {
AnnaBridge 172:7d866c31b3c5 630 g_u32EpStallLock = u32EpBitmap;
AnnaBridge 172:7d866c31b3c5 631 }
AnnaBridge 172:7d866c31b3c5 632
AnnaBridge 172:7d866c31b3c5 633
AnnaBridge 172:7d866c31b3c5 634 /*@}*/ /* end of group M480_USBD_EXPORTED_FUNCTIONS */
AnnaBridge 172:7d866c31b3c5 635
AnnaBridge 172:7d866c31b3c5 636 /*@}*/ /* end of group M480_USBD_Driver */
AnnaBridge 172:7d866c31b3c5 637
AnnaBridge 172:7d866c31b3c5 638 /*@}*/ /* end of group M480_Device_Driver */
AnnaBridge 172:7d866c31b3c5 639
AnnaBridge 172:7d866c31b3c5 640 #ifdef __cplusplus
AnnaBridge 172:7d866c31b3c5 641 }
AnnaBridge 172:7d866c31b3c5 642 #endif
AnnaBridge 172:7d866c31b3c5 643
AnnaBridge 172:7d866c31b3c5 644 /*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/