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USB device stack

Dependents:   mbed-mX-USB-TEST1 USBMSD_SD_HID_HelloWorld HidTest MIDI_usb_bridge ... more

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targets/TARGET_NUVOTON/TARGET_M451/USBHAL_M453.cpp@71:53949e6131f6, 2017-07-27 (annotated)

Committer:
Kojto
Date:
Thu Jul 27 12:14:04 2017 +0100
Revision:
71:53949e6131f6
Update libraries



Fixes the previous commmit, as some devices were not copied. USBDevice contains

now targets directory with all targets implementations

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 71:53949e6131f6 1 /* mbed Microcontroller Library
Kojto 71:53949e6131f6 2 * Copyright (c) 2015-2016 Nuvoton
Kojto 71:53949e6131f6 3 *
Kojto 71:53949e6131f6 4 * Licensed under the Apache License, Version 2.0 (the "License");
Kojto 71:53949e6131f6 5 * you may not use this file except in compliance with the License.
Kojto 71:53949e6131f6 6 * You may obtain a copy of the License at
Kojto 71:53949e6131f6 7 *
Kojto 71:53949e6131f6 8 * http://www.apache.org/licenses/LICENSE-2.0
Kojto 71:53949e6131f6 9 *
Kojto 71:53949e6131f6 10 * Unless required by applicable law or agreed to in writing, software
Kojto 71:53949e6131f6 11 * distributed under the License is distributed on an "AS IS" BASIS,
Kojto 71:53949e6131f6 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Kojto 71:53949e6131f6 13 * See the License for the specific language governing permissions and
Kojto 71:53949e6131f6 14 * limitations under the License.
Kojto 71:53949e6131f6 15 */
Kojto 71:53949e6131f6 16
Kojto 71:53949e6131f6 17 #if defined(TARGET_NUMAKER_PFM_M453)
Kojto 71:53949e6131f6 18
Kojto 71:53949e6131f6 19 #include "USBHAL.h"
Kojto 71:53949e6131f6 20 #include "M451Series.h"
Kojto 71:53949e6131f6 21 #include "pinmap.h"
Kojto 71:53949e6131f6 22
Kojto 71:53949e6131f6 23 /**
Kojto 71:53949e6131f6 24 * EP: mbed USBD defined endpoint, e.g. EP0OUT/IN, EP1OUT/IN, EP2OUT/IN.
Kojto 71:53949e6131f6 25 * EPX: BSP defined endpoint, e.g. CEP, EPA, EPB, EPC.
Kojto 71:53949e6131f6 26 */
Kojto 71:53949e6131f6 27
Kojto 71:53949e6131f6 28 USBHAL * USBHAL::instance;
Kojto 71:53949e6131f6 29
Kojto 71:53949e6131f6 30 /* Global variables for Control Pipe */
Kojto 71:53949e6131f6 31 extern uint8_t g_usbd_SetupPacket[]; /*!< Setup packet buffer */
Kojto 71:53949e6131f6 32
Kojto 71:53949e6131f6 33 static volatile uint32_t s_ep_compl = 0;
Kojto 71:53949e6131f6 34 static volatile uint32_t s_ep_buf_ind = 8;
Kojto 71:53949e6131f6 35 static volatile uint8_t s_usb_addr = 0;
Kojto 71:53949e6131f6 36 static volatile uint8_t s_ep_data_bit[NUMBER_OF_PHYSICAL_ENDPOINTS] = {1};
Kojto 71:53949e6131f6 37 static volatile uint8_t s_ep_mxp[NUMBER_OF_PHYSICAL_ENDPOINTS] = {0};
Kojto 71:53949e6131f6 38
Kojto 71:53949e6131f6 39 extern volatile uint8_t *g_usbd_CtrlInPointer;
Kojto 71:53949e6131f6 40 extern volatile uint32_t g_usbd_CtrlInSize;
Kojto 71:53949e6131f6 41 extern volatile uint8_t *g_usbd_CtrlOutPointer;
Kojto 71:53949e6131f6 42 extern volatile uint32_t g_usbd_CtrlOutSize;
Kojto 71:53949e6131f6 43 extern volatile uint32_t g_usbd_CtrlOutSizeLimit;
Kojto 71:53949e6131f6 44 extern volatile uint32_t g_usbd_UsbConfig;
Kojto 71:53949e6131f6 45 extern volatile uint32_t g_usbd_CtrlMaxPktSize;
Kojto 71:53949e6131f6 46 extern volatile uint32_t g_usbd_UsbAltInterface;
Kojto 71:53949e6131f6 47 volatile uint32_t g_usbd_CepTransferLen = 0;
Kojto 71:53949e6131f6 48 volatile uint32_t frame_cnt = 0;
Kojto 71:53949e6131f6 49 USBHAL::USBHAL(void)
Kojto 71:53949e6131f6 50 {
Kojto 71:53949e6131f6 51 SYS_UnlockReg();
Kojto 71:53949e6131f6 52
Kojto 71:53949e6131f6 53 s_ep_buf_ind = 8;
Kojto 71:53949e6131f6 54
Kojto 71:53949e6131f6 55 memset(epCallback, 0x00, sizeof (epCallback));
Kojto 71:53949e6131f6 56 epCallback[0] = &USBHAL::EP1_OUT_callback;
Kojto 71:53949e6131f6 57 epCallback[1] = &USBHAL::EP2_IN_callback;
Kojto 71:53949e6131f6 58 epCallback[2] = &USBHAL::EP3_OUT_callback;
Kojto 71:53949e6131f6 59 epCallback[3] = &USBHAL::EP4_IN_callback;
Kojto 71:53949e6131f6 60 epCallback[4] = &USBHAL::EP5_OUT_callback;
Kojto 71:53949e6131f6 61 epCallback[5] = &USBHAL::EP6_IN_callback;
Kojto 71:53949e6131f6 62
Kojto 71:53949e6131f6 63 instance = this;
Kojto 71:53949e6131f6 64 /* Enable USBD module clock */
Kojto 71:53949e6131f6 65 CLK_EnableModuleClock(USBD_MODULE);
Kojto 71:53949e6131f6 66
Kojto 71:53949e6131f6 67 CLK_SetModuleClock(USBD_MODULE, 0, CLK_CLKDIV0_USB(3));
Kojto 71:53949e6131f6 68
Kojto 71:53949e6131f6 69 /* Enable USB LDO33 */
Kojto 71:53949e6131f6 70 SYS->USBPHY = SYS_USBPHY_LDO33EN_Msk;
Kojto 71:53949e6131f6 71
Kojto 71:53949e6131f6 72 /* Initial USB engine */
Kojto 71:53949e6131f6 73 USBD->ATTR = 0x7D0;
Kojto 71:53949e6131f6 74
Kojto 71:53949e6131f6 75 /* Set SE0 (disconnect) */
Kojto 71:53949e6131f6 76 USBD_SET_SE0();
Kojto 71:53949e6131f6 77
Kojto 71:53949e6131f6 78 //NVIC_SetVector(OTG_FS_IRQn, (uint32_t) &_usbisr);
Kojto 71:53949e6131f6 79 NVIC_SetVector(USBD_IRQn, (uint32_t) &_usbisr);
Kojto 71:53949e6131f6 80 NVIC_EnableIRQ(USBD_IRQn);
Kojto 71:53949e6131f6 81 }
Kojto 71:53949e6131f6 82
Kojto 71:53949e6131f6 83 USBHAL::~USBHAL(void)
Kojto 71:53949e6131f6 84 {
Kojto 71:53949e6131f6 85 NVIC_DisableIRQ(USBD_IRQn);
Kojto 71:53949e6131f6 86 USBD_SET_SE0();
Kojto 71:53949e6131f6 87 USBD_DISABLE_PHY();
Kojto 71:53949e6131f6 88 }
Kojto 71:53949e6131f6 89
Kojto 71:53949e6131f6 90 void USBHAL::connect(void)
Kojto 71:53949e6131f6 91 {
Kojto 71:53949e6131f6 92 USBD->STBUFSEG = 0;
Kojto 71:53949e6131f6 93 frame_cnt = 0;
Kojto 71:53949e6131f6 94 /* EP0 ==> control IN endpoint, address 0 */
Kojto 71:53949e6131f6 95 USBD_CONFIG_EP(EP0, USBD_CFG_CSTALL | USBD_CFG_EPMODE_IN | 0);
Kojto 71:53949e6131f6 96 /* Buffer range for EP0 */
Kojto 71:53949e6131f6 97 USBD_SET_EP_BUF_ADDR(EP0, s_ep_buf_ind);
Kojto 71:53949e6131f6 98
Kojto 71:53949e6131f6 99 /* EP1 ==> control OUT endpoint, address 0 */
Kojto 71:53949e6131f6 100 USBD_CONFIG_EP(EP1, USBD_CFG_CSTALL | USBD_CFG_EPMODE_OUT | 0);
Kojto 71:53949e6131f6 101 /* Buffer range for EP1 */
Kojto 71:53949e6131f6 102 USBD_SET_EP_BUF_ADDR(EP1, s_ep_buf_ind);
Kojto 71:53949e6131f6 103
Kojto 71:53949e6131f6 104 s_ep_buf_ind += MAX_PACKET_SIZE_EP0;
Kojto 71:53949e6131f6 105
Kojto 71:53949e6131f6 106 /* Disable software-disconnect function */
Kojto 71:53949e6131f6 107 USBD_CLR_SE0();
Kojto 71:53949e6131f6 108
Kojto 71:53949e6131f6 109 /* Clear USB-related interrupts before enable interrupt */
Kojto 71:53949e6131f6 110 USBD_CLR_INT_FLAG(USBD_INT_BUS | USBD_INT_USB | USBD_INT_FLDET | USBD_INT_WAKEUP);
Kojto 71:53949e6131f6 111
Kojto 71:53949e6131f6 112 /* Enable USB-related interrupts. */
Kojto 71:53949e6131f6 113 USBD_ENABLE_INT(USBD_INT_BUS | USBD_INT_USB | USBD_INT_FLDET | USBD_INT_WAKEUP);
Kojto 71:53949e6131f6 114 }
Kojto 71:53949e6131f6 115
Kojto 71:53949e6131f6 116 void USBHAL::disconnect(void)
Kojto 71:53949e6131f6 117 {
Kojto 71:53949e6131f6 118 /* Set SE0 (disconnect) */
Kojto 71:53949e6131f6 119 USBD_SET_SE0();
Kojto 71:53949e6131f6 120 }
Kojto 71:53949e6131f6 121
Kojto 71:53949e6131f6 122 void USBHAL::configureDevice(void)
Kojto 71:53949e6131f6 123 {
Kojto 71:53949e6131f6 124 /**
Kojto 71:53949e6131f6 125 * In USBDevice.cpp > USBDevice::requestSetConfiguration, configureDevice() is called after realiseEndpoint() (in USBCallback_setConfiguration()).
Kojto 71:53949e6131f6 126 * So we have the following USB buffer management policy:
Kojto 71:53949e6131f6 127 * 1. Allocate for CEP on connect().
Kojto 71:53949e6131f6 128 * 2. Allocate for EPX in realiseEndpoint().
Kojto 71:53949e6131f6 129 * 3. Deallocate all except for CEP in unconfigureDevice().
Kojto 71:53949e6131f6 130 */
Kojto 71:53949e6131f6 131 }
Kojto 71:53949e6131f6 132
Kojto 71:53949e6131f6 133 void USBHAL::unconfigureDevice(void)
Kojto 71:53949e6131f6 134 {
Kojto 71:53949e6131f6 135 s_ep_buf_ind = 8;
Kojto 71:53949e6131f6 136 }
Kojto 71:53949e6131f6 137
Kojto 71:53949e6131f6 138 void USBHAL::setAddress(uint8_t address)
Kojto 71:53949e6131f6 139 {
Kojto 71:53949e6131f6 140 // NOTE: Delay address setting; otherwise, USB controller won't ack.
Kojto 71:53949e6131f6 141 s_usb_addr = address;
Kojto 71:53949e6131f6 142 }
Kojto 71:53949e6131f6 143
Kojto 71:53949e6131f6 144 void USBHAL::remoteWakeup(void)
Kojto 71:53949e6131f6 145 {
Kojto 71:53949e6131f6 146 #if 0
Kojto 71:53949e6131f6 147 USBD->OPER |= USBD_OPER_RESUMEEN_Msk;
Kojto 71:53949e6131f6 148 #endif
Kojto 71:53949e6131f6 149 }
Kojto 71:53949e6131f6 150
Kojto 71:53949e6131f6 151 bool USBHAL::realiseEndpoint(uint8_t endpoint, uint32_t maxPacket, uint32_t options)
Kojto 71:53949e6131f6 152 {
Kojto 71:53949e6131f6 153 uint32_t ep_type = 0;
Kojto 71:53949e6131f6 154 uint32_t ep_hw_index = NU_EP2EPH(endpoint);
Kojto 71:53949e6131f6 155 uint32_t ep_logic_index = NU_EP2EPL(endpoint);
Kojto 71:53949e6131f6 156 uint32_t ep_dir = (NU_EP_DIR(endpoint) == NU_EP_DIR_IN) ? USBD_CFG_EPMODE_IN : USBD_CFG_EPMODE_OUT;
Kojto 71:53949e6131f6 157
Kojto 71:53949e6131f6 158 if (ep_logic_index == 3 || ep_logic_index == 4)
Kojto 71:53949e6131f6 159 ep_type = USBD_CFG_TYPE_ISO;
Kojto 71:53949e6131f6 160
Kojto 71:53949e6131f6 161 USBD_CONFIG_EP(ep_hw_index, ep_dir | ep_type | ep_logic_index);
Kojto 71:53949e6131f6 162 /* Buffer range */
Kojto 71:53949e6131f6 163 USBD_SET_EP_BUF_ADDR(ep_hw_index, s_ep_buf_ind);
Kojto 71:53949e6131f6 164
Kojto 71:53949e6131f6 165 if (ep_dir == USBD_CFG_EPMODE_OUT)
Kojto 71:53949e6131f6 166 USBD_SET_PAYLOAD_LEN(ep_hw_index, maxPacket);
Kojto 71:53949e6131f6 167
Kojto 71:53949e6131f6 168 s_ep_mxp[ep_logic_index] = maxPacket;
Kojto 71:53949e6131f6 169
Kojto 71:53949e6131f6 170 s_ep_buf_ind += maxPacket;
Kojto 71:53949e6131f6 171
Kojto 71:53949e6131f6 172 return true;
Kojto 71:53949e6131f6 173 }
Kojto 71:53949e6131f6 174
Kojto 71:53949e6131f6 175 void USBHAL::EP0setup(uint8_t *buffer)
Kojto 71:53949e6131f6 176 {
Kojto 71:53949e6131f6 177 uint32_t sz;
Kojto 71:53949e6131f6 178 endpointReadResult(EP0OUT, buffer, &sz);
Kojto 71:53949e6131f6 179 }
Kojto 71:53949e6131f6 180
Kojto 71:53949e6131f6 181 void USBHAL::EP0read(void)
Kojto 71:53949e6131f6 182 {
Kojto 71:53949e6131f6 183
Kojto 71:53949e6131f6 184
Kojto 71:53949e6131f6 185 }
Kojto 71:53949e6131f6 186
Kojto 71:53949e6131f6 187 void USBHAL::EP0readStage(void)
Kojto 71:53949e6131f6 188 {
Kojto 71:53949e6131f6 189 // N/A
Kojto 71:53949e6131f6 190
Kojto 71:53949e6131f6 191 USBD_PrepareCtrlOut(0,0);
Kojto 71:53949e6131f6 192 }
Kojto 71:53949e6131f6 193
Kojto 71:53949e6131f6 194 uint32_t USBHAL::EP0getReadResult(uint8_t *buffer)
Kojto 71:53949e6131f6 195 {
Kojto 71:53949e6131f6 196 uint32_t i;
Kojto 71:53949e6131f6 197 uint8_t *buf = (uint8_t *)(USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP1));
Kojto 71:53949e6131f6 198 uint32_t ceprxcnt = USBD_GET_PAYLOAD_LEN(EP1);
Kojto 71:53949e6131f6 199 for (i = 0; i < ceprxcnt; i ++)
Kojto 71:53949e6131f6 200 buffer[i] = buf[i];
Kojto 71:53949e6131f6 201 USBD_SET_PAYLOAD_LEN(EP1, MAX_PACKET_SIZE_EP0);
Kojto 71:53949e6131f6 202 return ceprxcnt;
Kojto 71:53949e6131f6 203 }
Kojto 71:53949e6131f6 204
Kojto 71:53949e6131f6 205 void USBHAL::EP0write(uint8_t *buffer, uint32_t size)
Kojto 71:53949e6131f6 206 {
Kojto 71:53949e6131f6 207 if (buffer && size)
Kojto 71:53949e6131f6 208 {
Kojto 71:53949e6131f6 209 if (s_ep_data_bit[0] & 1)
Kojto 71:53949e6131f6 210 USBD_SET_DATA1(EP0);
Kojto 71:53949e6131f6 211 else
Kojto 71:53949e6131f6 212 USBD_SET_DATA0(EP0);
Kojto 71:53949e6131f6 213 s_ep_data_bit[0]++;
Kojto 71:53949e6131f6 214
Kojto 71:53949e6131f6 215 USBD_MemCopy((uint8_t *)USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(EP0), buffer, size);
Kojto 71:53949e6131f6 216 USBD_SET_PAYLOAD_LEN(EP0, size);
Kojto 71:53949e6131f6 217 if (size < MAX_PACKET_SIZE_EP0)
Kojto 71:53949e6131f6 218 s_ep_data_bit[0] = 1;
Kojto 71:53949e6131f6 219
Kojto 71:53949e6131f6 220 }
Kojto 71:53949e6131f6 221 else
Kojto 71:53949e6131f6 222 {
Kojto 71:53949e6131f6 223 if (g_usbd_SetupPacket[0] & 0x80) //Device to Host
Kojto 71:53949e6131f6 224 {
Kojto 71:53949e6131f6 225 // Status stage
Kojto 71:53949e6131f6 226 // USBD_PrepareCtrlOut(0,0);
Kojto 71:53949e6131f6 227 } else
Kojto 71:53949e6131f6 228 {
Kojto 71:53949e6131f6 229 USBD_SET_DATA1(EP0);
Kojto 71:53949e6131f6 230 USBD_SET_PAYLOAD_LEN(EP0, 0);
Kojto 71:53949e6131f6 231 }
Kojto 71:53949e6131f6 232 }
Kojto 71:53949e6131f6 233 }
Kojto 71:53949e6131f6 234
Kojto 71:53949e6131f6 235 void USBHAL::EP0getWriteResult(void)
Kojto 71:53949e6131f6 236 {
Kojto 71:53949e6131f6 237 // N/A
Kojto 71:53949e6131f6 238 }
Kojto 71:53949e6131f6 239
Kojto 71:53949e6131f6 240 void USBHAL::EP0stall(void)
Kojto 71:53949e6131f6 241 {
Kojto 71:53949e6131f6 242 stallEndpoint(EP0OUT);
Kojto 71:53949e6131f6 243 }
Kojto 71:53949e6131f6 244
Kojto 71:53949e6131f6 245 EP_STATUS USBHAL::endpointRead(uint8_t endpoint, uint32_t maximumSize)
Kojto 71:53949e6131f6 246 {
Kojto 71:53949e6131f6 247 return EP_PENDING;
Kojto 71:53949e6131f6 248 }
Kojto 71:53949e6131f6 249
Kojto 71:53949e6131f6 250 EP_STATUS USBHAL::endpointReadResult(uint8_t endpoint, uint8_t * buffer, uint32_t *bytesRead) //spcheng
Kojto 71:53949e6131f6 251 {
Kojto 71:53949e6131f6 252 if (endpoint == EP0OUT)
Kojto 71:53949e6131f6 253 {
Kojto 71:53949e6131f6 254 USBD_MemCopy(g_usbd_SetupPacket, (uint8_t *)USBD_BUF_BASE, 8);
Kojto 71:53949e6131f6 255 if (buffer) {
Kojto 71:53949e6131f6 256 USBD_MemCopy(buffer, g_usbd_SetupPacket, 8);
Kojto 71:53949e6131f6 257 }
Kojto 71:53949e6131f6 258 USBD_SET_PAYLOAD_LEN(EP1, MAX_PACKET_SIZE_EP0);
Kojto 71:53949e6131f6 259 }
Kojto 71:53949e6131f6 260 else
Kojto 71:53949e6131f6 261 {
Kojto 71:53949e6131f6 262 uint32_t i;
Kojto 71:53949e6131f6 263 uint8_t *buf = (uint8_t *)(USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(NU_EP2EPH(endpoint)));
Kojto 71:53949e6131f6 264 uint32_t eprxcnt = USBD_GET_PAYLOAD_LEN(NU_EP2EPH(endpoint));
Kojto 71:53949e6131f6 265 for (i = 0; i < eprxcnt; i ++)
Kojto 71:53949e6131f6 266 buffer[i] = buf[i];
Kojto 71:53949e6131f6 267
Kojto 71:53949e6131f6 268 *bytesRead = eprxcnt;
Kojto 71:53949e6131f6 269
Kojto 71:53949e6131f6 270 USBD_SET_PAYLOAD_LEN(NU_EP2EPH(endpoint),s_ep_mxp[NU_EPH2EPL(NU_EP2EPL(endpoint))]);
Kojto 71:53949e6131f6 271 }
Kojto 71:53949e6131f6 272 return EP_COMPLETED;
Kojto 71:53949e6131f6 273 }
Kojto 71:53949e6131f6 274
Kojto 71:53949e6131f6 275
Kojto 71:53949e6131f6 276 uint32_t USBHAL::endpointReadcore(uint8_t endpoint, uint8_t *buffer)
Kojto 71:53949e6131f6 277 {
Kojto 71:53949e6131f6 278 return 0;
Kojto 71:53949e6131f6 279 }
Kojto 71:53949e6131f6 280
Kojto 71:53949e6131f6 281 EP_STATUS USBHAL::endpointWrite(uint8_t endpoint, uint8_t *data, uint32_t size)
Kojto 71:53949e6131f6 282 {
Kojto 71:53949e6131f6 283 uint32_t ep_logic_index = NU_EP2EPL(endpoint);
Kojto 71:53949e6131f6 284 if (ep_logic_index == 0)
Kojto 71:53949e6131f6 285 return EP_INVALID;
Kojto 71:53949e6131f6 286 else
Kojto 71:53949e6131f6 287 {
Kojto 71:53949e6131f6 288 uint8_t *buf;
Kojto 71:53949e6131f6 289 uint32_t i=0;
Kojto 71:53949e6131f6 290 uint32_t ep_hw_index = NU_EP2EPH(endpoint);
Kojto 71:53949e6131f6 291 s_ep_compl |= (1 << ep_logic_index);
Kojto 71:53949e6131f6 292 buf = (uint8_t *)(USBD_BUF_BASE + USBD_GET_EP_BUF_ADDR(ep_hw_index));
Kojto 71:53949e6131f6 293 for (i=0;i<size;i++)
Kojto 71:53949e6131f6 294 buf[i] = data[i];
Kojto 71:53949e6131f6 295
Kojto 71:53949e6131f6 296 /* Set transfer length and trigger IN transfer */
Kojto 71:53949e6131f6 297 USBD_SET_PAYLOAD_LEN(ep_hw_index, size);
Kojto 71:53949e6131f6 298
Kojto 71:53949e6131f6 299 }
Kojto 71:53949e6131f6 300 return EP_PENDING;
Kojto 71:53949e6131f6 301 }
Kojto 71:53949e6131f6 302
Kojto 71:53949e6131f6 303 EP_STATUS USBHAL::endpointWriteResult(uint8_t endpoint)
Kojto 71:53949e6131f6 304 {
Kojto 71:53949e6131f6 305 if (!(s_ep_compl & (1 << NU_EP2EPL(endpoint))))
Kojto 71:53949e6131f6 306 return EP_COMPLETED;
Kojto 71:53949e6131f6 307 return EP_PENDING;
Kojto 71:53949e6131f6 308 }
Kojto 71:53949e6131f6 309
Kojto 71:53949e6131f6 310 void USBHAL::stallEndpoint(uint8_t endpoint)
Kojto 71:53949e6131f6 311 {
Kojto 71:53949e6131f6 312 uint32_t ep_hw_index = NU_EP2EPH(endpoint);
Kojto 71:53949e6131f6 313 if (ep_hw_index >= NUMBER_OF_PHYSICAL_ENDPOINTS)
Kojto 71:53949e6131f6 314 return;
Kojto 71:53949e6131f6 315
Kojto 71:53949e6131f6 316 USBD_SetStall(NU_EPH2EPL(ep_hw_index));
Kojto 71:53949e6131f6 317
Kojto 71:53949e6131f6 318 }
Kojto 71:53949e6131f6 319
Kojto 71:53949e6131f6 320 void USBHAL::unstallEndpoint(uint8_t endpoint)
Kojto 71:53949e6131f6 321 {
Kojto 71:53949e6131f6 322 uint32_t ep_hw_index = NU_EP2EPH(endpoint);
Kojto 71:53949e6131f6 323 if (ep_hw_index >= NUMBER_OF_PHYSICAL_ENDPOINTS)
Kojto 71:53949e6131f6 324 return;
Kojto 71:53949e6131f6 325 USBD_ClearStall(NU_EPH2EPL(ep_hw_index));
Kojto 71:53949e6131f6 326 }
Kojto 71:53949e6131f6 327
Kojto 71:53949e6131f6 328 bool USBHAL::getEndpointStallState(uint8_t endpoint)
Kojto 71:53949e6131f6 329 {
Kojto 71:53949e6131f6 330 uint32_t ep_hw_index = NU_EP2EPH(endpoint);
Kojto 71:53949e6131f6 331 if (ep_hw_index >= NUMBER_OF_PHYSICAL_ENDPOINTS)
Kojto 71:53949e6131f6 332 return false;
Kojto 71:53949e6131f6 333
Kojto 71:53949e6131f6 334 return USBD_GetStall(NU_EPH2EPL(ep_hw_index)) ? 1 : 0;
Kojto 71:53949e6131f6 335 }
Kojto 71:53949e6131f6 336
Kojto 71:53949e6131f6 337 void USBHAL::_usbisr(void)
Kojto 71:53949e6131f6 338 {
Kojto 71:53949e6131f6 339 MBED_ASSERT(instance);
Kojto 71:53949e6131f6 340 instance->usbisr();
Kojto 71:53949e6131f6 341 }
Kojto 71:53949e6131f6 342
Kojto 71:53949e6131f6 343 void USBHAL::usbisr(void)
Kojto 71:53949e6131f6 344 {
Kojto 71:53949e6131f6 345 uint32_t u32IntSts = USBD_GET_INT_FLAG();
Kojto 71:53949e6131f6 346 uint32_t u32State = USBD_GET_BUS_STATE();
Kojto 71:53949e6131f6 347
Kojto 71:53949e6131f6 348 //------------------------------------------------------------------
Kojto 71:53949e6131f6 349 if (u32IntSts & USBD_INTSTS_VBDETIF_Msk)
Kojto 71:53949e6131f6 350 {
Kojto 71:53949e6131f6 351 // Floating detect
Kojto 71:53949e6131f6 352 USBD_CLR_INT_FLAG(USBD_INTSTS_VBDETIF_Msk);
Kojto 71:53949e6131f6 353
Kojto 71:53949e6131f6 354 if (USBD_IS_ATTACHED())
Kojto 71:53949e6131f6 355 {
Kojto 71:53949e6131f6 356 /* USB Plug In */
Kojto 71:53949e6131f6 357 USBD_ENABLE_USB();
Kojto 71:53949e6131f6 358 }
Kojto 71:53949e6131f6 359 else
Kojto 71:53949e6131f6 360 {
Kojto 71:53949e6131f6 361 /* USB Un-plug */
Kojto 71:53949e6131f6 362 USBD_DISABLE_USB();
Kojto 71:53949e6131f6 363 }
Kojto 71:53949e6131f6 364 }
Kojto 71:53949e6131f6 365
Kojto 71:53949e6131f6 366 //------------------------------------------------------------------
Kojto 71:53949e6131f6 367 if (u32IntSts & USBD_INTSTS_BUSIF_Msk)
Kojto 71:53949e6131f6 368 {
Kojto 71:53949e6131f6 369 /* Clear event flag */
Kojto 71:53949e6131f6 370 USBD_CLR_INT_FLAG(USBD_INTSTS_BUSIF_Msk);
Kojto 71:53949e6131f6 371
Kojto 71:53949e6131f6 372 if (u32State & USBD_ATTR_USBRST_Msk)
Kojto 71:53949e6131f6 373 {
Kojto 71:53949e6131f6 374 /* Bus reset */
Kojto 71:53949e6131f6 375 USBD_ENABLE_USB();
Kojto 71:53949e6131f6 376 USBD_SwReset();
Kojto 71:53949e6131f6 377 }
Kojto 71:53949e6131f6 378 if (u32State & USBD_ATTR_SUSPEND_Msk)
Kojto 71:53949e6131f6 379 {
Kojto 71:53949e6131f6 380 /* Enable USB but disable PHY */
Kojto 71:53949e6131f6 381 USBD_DISABLE_PHY();
Kojto 71:53949e6131f6 382 }
Kojto 71:53949e6131f6 383 if (u32State & USBD_ATTR_RESUME_Msk)
Kojto 71:53949e6131f6 384 {
Kojto 71:53949e6131f6 385 /* Enable USB and enable PHY */
Kojto 71:53949e6131f6 386 USBD_ENABLE_USB();
Kojto 71:53949e6131f6 387 }
Kojto 71:53949e6131f6 388 }
Kojto 71:53949e6131f6 389
Kojto 71:53949e6131f6 390 if (u32IntSts & USBD_INTSTS_USBIF_Msk)
Kojto 71:53949e6131f6 391 {
Kojto 71:53949e6131f6 392 // USB event
Kojto 71:53949e6131f6 393 if (u32IntSts & USBD_INTSTS_SETUP_Msk)
Kojto 71:53949e6131f6 394 {
Kojto 71:53949e6131f6 395 // Setup packet
Kojto 71:53949e6131f6 396 /* Clear event flag */
Kojto 71:53949e6131f6 397 USBD_CLR_INT_FLAG(USBD_INTSTS_SETUP_Msk);
Kojto 71:53949e6131f6 398
Kojto 71:53949e6131f6 399 /* Clear the data IN/OUT ready flag of control end-points */
Kojto 71:53949e6131f6 400 USBD_STOP_TRANSACTION(EP0);
Kojto 71:53949e6131f6 401 USBD_STOP_TRANSACTION(EP1);
Kojto 71:53949e6131f6 402 EP0setupCallback();
Kojto 71:53949e6131f6 403 }
Kojto 71:53949e6131f6 404
Kojto 71:53949e6131f6 405 // EP events
Kojto 71:53949e6131f6 406 if (u32IntSts & USBD_INTSTS_EP0)
Kojto 71:53949e6131f6 407 {
Kojto 71:53949e6131f6 408 /* Clear event flag */
Kojto 71:53949e6131f6 409 USBD_CLR_INT_FLAG(USBD_INTSTS_EP0);
Kojto 71:53949e6131f6 410 // control IN
Kojto 71:53949e6131f6 411 EP0in();
Kojto 71:53949e6131f6 412
Kojto 71:53949e6131f6 413 // In ACK for Set address
Kojto 71:53949e6131f6 414 if ((g_usbd_SetupPacket[0] == REQ_STANDARD) && (g_usbd_SetupPacket[1] == USBD_SET_ADDRESS))
Kojto 71:53949e6131f6 415 {
Kojto 71:53949e6131f6 416 if ((USBD_GET_ADDR() != s_usb_addr) && (USBD_GET_ADDR() == 0))
Kojto 71:53949e6131f6 417 {
Kojto 71:53949e6131f6 418 USBD_SET_ADDR(s_usb_addr);
Kojto 71:53949e6131f6 419 }
Kojto 71:53949e6131f6 420 }
Kojto 71:53949e6131f6 421 }
Kojto 71:53949e6131f6 422 if (u32IntSts & USBD_INTSTS_EP1)
Kojto 71:53949e6131f6 423 {
Kojto 71:53949e6131f6 424 /* Clear event flag */
Kojto 71:53949e6131f6 425 USBD_CLR_INT_FLAG(USBD_INTSTS_EP1);
Kojto 71:53949e6131f6 426
Kojto 71:53949e6131f6 427 // control OUT
Kojto 71:53949e6131f6 428 EP0out();
Kojto 71:53949e6131f6 429 }
Kojto 71:53949e6131f6 430
Kojto 71:53949e6131f6 431 uint32_t gintsts_epx = (u32IntSts >> 18) & 0x3F;
Kojto 71:53949e6131f6 432 uint32_t ep_hw_index = 2;
Kojto 71:53949e6131f6 433 while (gintsts_epx) {
Kojto 71:53949e6131f6 434 if (gintsts_epx & 0x01)
Kojto 71:53949e6131f6 435 {
Kojto 71:53949e6131f6 436 uint32_t ep_status = (USBD_GET_EP_FLAG() >> (ep_hw_index * 3 + 8)) & 0x7;
Kojto 71:53949e6131f6 437 /* Clear event flag */
Kojto 71:53949e6131f6 438 USBD_CLR_INT_FLAG(1 << (ep_hw_index + 16));
Kojto 71:53949e6131f6 439
Kojto 71:53949e6131f6 440 if (ep_status == 0x02 || ep_status == 0x06 || (ep_status == 0x07 && NU_EPH2EPL(ep_hw_index) == 3)) //RX
Kojto 71:53949e6131f6 441 {
Kojto 71:53949e6131f6 442 if (ep_status == 0x07)
Kojto 71:53949e6131f6 443 SOF(frame_cnt++);
Kojto 71:53949e6131f6 444 if ((instance->*(epCallback[ep_hw_index-2]))())
Kojto 71:53949e6131f6 445 {
Kojto 71:53949e6131f6 446
Kojto 71:53949e6131f6 447 }
Kojto 71:53949e6131f6 448 USBD_SET_PAYLOAD_LEN(ep_hw_index,s_ep_mxp[NU_EPH2EPL(ep_hw_index)]);
Kojto 71:53949e6131f6 449 }
Kojto 71:53949e6131f6 450 else if (ep_status == 0x00 || ep_status == 0x07) //TX
Kojto 71:53949e6131f6 451 {
Kojto 71:53949e6131f6 452 s_ep_compl &= ~(1 << (NU_EPH2EPL(ep_hw_index)));
Kojto 71:53949e6131f6 453 if ((instance->*(epCallback[ep_hw_index-2]))())
Kojto 71:53949e6131f6 454 {
Kojto 71:53949e6131f6 455 }
Kojto 71:53949e6131f6 456 }
Kojto 71:53949e6131f6 457 }
Kojto 71:53949e6131f6 458
Kojto 71:53949e6131f6 459 gintsts_epx = gintsts_epx >> 1;
Kojto 71:53949e6131f6 460 ep_hw_index++;
Kojto 71:53949e6131f6 461 }
Kojto 71:53949e6131f6 462 }
Kojto 71:53949e6131f6 463 }
Kojto 71:53949e6131f6 464 #endif
Kojto 71:53949e6131f6 465