Norimasa Okamoto / F401RE-USBHost

Simple USBHost ｌibrary for Nucleo F446RE/F411RE/F401RE FRDM-KL46Z/KL25Z/F64F LPC4088/LPC1768

Dependencies:   FATFileSystem

Dependents:   F401RE-BTstack_example F401RE-USBHostMSD_HelloWorld

Fork of KL46Z-USBHost by Norimasa Okamoto

簡易USBホストライブラリです。
official-USBHostの下位互換で対応プログラムを僅かな修正で動かすことが出来ます。

Platforms

  • Nucleo F446RE
  • Nucleo F411RE
  • Nucleo F401RE
  • FRDM-K64F
  • FRDM-KL46Z
  • FRDM-KL25Z
  • LPC4088
  • LPC1768

Nucleo F446RE/F411RE/F401REのUSB接続方法

ST morphoUSB
U5V (CN10-8)VBUS　(1 RED)
PA11 (CN10-14)DM　 (2 WHITE)
PA12 (CN10-12)DP　 (3 GREEN)
GND (CN10-20)GND　(4 BLACK)

Examples

Import programF446RE-USBHostMouse_HelloWorld

USBHostMouse Hello World for ST-Nucleo-F446RE

Last commit 01 May 2016 by Norimasa Okamoto

Import programF401RE-USBHostMSD_HelloWorld

Simple USBHost MSD(USB flash drive) for Nucleo F401RE/FRDM-KL46Z test program

Last commit 13 Jun 2014 by Norimasa Okamoto

Import programF401RE-USBHostC270_example

Simple USBHost WebCam test program

Last commit 01 May 2016 by Norimasa Okamoto

Import programK64F_USBHostC270_example

Simple USBHost C270 example

Last commit 08 Aug 2014 by FRDM-K64F Code Share

Import programF401RE-BTstack_example

BTstack for Nucleo F401RE/FRDM-KL46Z example program

Last commit 09 Jun 2014 by Norimasa Okamoto

Import programUSBHostRSSI_example

Bluetooth device discovery example program.

Last commit 10 Jul 2014 by Norimasa Okamoto

Import programKL46Z-USBHostGPS_HelloWorld

Simple USBHost GPS Dongle Receiver for FRDM-KL46Z test program

Last commit 05 Feb 2014 by Norimasa Okamoto

USBHost/USBHALHost_KL46Z.cpp@11:61843badd06e, 2014-06-09 (annotated)

Committer:
va009039
Date:
Mon Jun 09 09:00:49 2014 +0000
Revision:
11:61843badd06e
Child:
16:981c3104f6c0
Simple USBHost for Nucleo F401RE

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 11:61843badd06e 1 // Simple USBHost for FRDM-KL46Z
va009039 11:61843badd06e 2 #if defined(TARGET_KL46Z)||defined(TARGET_KL25Z)
va009039 11:61843badd06e 3 #include "USBHALHost_KL46Z.h"
va009039 11:61843badd06e 4
va009039 11:61843badd06e 5 template <bool>struct CtAssert;
va009039 11:61843badd06e 6 template <>struct CtAssert<true> {};
va009039 11:61843badd06e 7 #define CTASSERT(A) CtAssert<A>();
va009039 11:61843badd06e 8
va009039 11:61843badd06e 9
va009039 11:61843badd06e 10 #ifdef _USB_DBG
va009039 11:61843badd06e 11 #define USB_DBG(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
va009039 11:61843badd06e 12 #define USB_DBG_HEX(A,B) debug_hex(A,B)
va009039 11:61843badd06e 13 void debug_hex(uint8_t* buf, int size);
va009039 11:61843badd06e 14 #else
va009039 11:61843badd06e 15 #define USB_DBG(...) while(0)
va009039 11:61843badd06e 16 #define USB_DBG_HEX(A,B) while(0)
va009039 11:61843badd06e 17 #endif
va009039 11:61843badd06e 18
va009039 11:61843badd06e 19 #ifdef _USB_TEST
va009039 11:61843badd06e 20 #define USB_TEST_ASSERT(A) while(!(A)){fprintf(stderr,"\n\n%s@%d %s ASSERT!\n\n",__PRETTY_FUNCTION__,__LINE__,#A);exit(1);};
va009039 11:61843badd06e 21 #define USB_TEST_ASSERT_FALSE(A) USB_TEST_ASSERT(!(A))
va009039 11:61843badd06e 22 #else
va009039 11:61843badd06e 23 #define USB_TEST_ASSERT(A) while(0)
va009039 11:61843badd06e 24 #define USB_TEST_ASSERT_FALSE(A) while(0)
va009039 11:61843badd06e 25 #endif
va009039 11:61843badd06e 26
va009039 11:61843badd06e 27 #define USB_INFO(...) do{fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");}while(0);
va009039 11:61843badd06e 28
va009039 11:61843badd06e 29 #define BD_OWN_MASK (1<<7)
va009039 11:61843badd06e 30 #define BD_DATA01_MASK (1<<6)
va009039 11:61843badd06e 31 #define BD_KEEP_MASK (1<<5)
va009039 11:61843badd06e 32 #define BD_NINC_MASK (1<<4)
va009039 11:61843badd06e 33 #define BD_DTS_MASK (1<<3)
va009039 11:61843badd06e 34 #define BD_STALL_MASK (1<<2)
va009039 11:61843badd06e 35
va009039 11:61843badd06e 36 #define TX 1
va009039 11:61843badd06e 37 #define RX 0
va009039 11:61843badd06e 38
va009039 11:61843badd06e 39 #define EP0_BDT_IDX(dir, odd) (((2 * dir) + (1 * odd)))
va009039 11:61843badd06e 40
va009039 11:61843badd06e 41 #define SETUP_TOKEN 0x0D
va009039 11:61843badd06e 42 #define IN_TOKEN 0x09
va009039 11:61843badd06e 43 #define OUT_TOKEN 0x01
va009039 11:61843badd06e 44
va009039 11:61843badd06e 45 // for each endpt: 8 bytes
va009039 11:61843badd06e 46 struct BDT {
va009039 11:61843badd06e 47 uint8_t info; // BD[0:7]
va009039 11:61843badd06e 48 uint8_t dummy; // RSVD: BD[8:15]
va009039 11:61843badd06e 49 uint16_t byte_count; // BD[16:32]
va009039 11:61843badd06e 50 uint32_t address; // Addr
va009039 11:61843badd06e 51 void setBuffer(uint8_t* buf, int size) {
va009039 11:61843badd06e 52 address = (uint32_t)buf;
va009039 11:61843badd06e 53 byte_count = size;
va009039 11:61843badd06e 54 }
va009039 11:61843badd06e 55 uint8_t getStatus() {
va009039 11:61843badd06e 56 return (info>>2)&0x0f;
va009039 11:61843badd06e 57 }
va009039 11:61843badd06e 58 };
va009039 11:61843badd06e 59
va009039 11:61843badd06e 60 __attribute__((__aligned__(512))) BDT bdt[64];
va009039 11:61843badd06e 61
va009039 11:61843badd06e 62 USBHALHost* USBHALHost::instHost;
va009039 11:61843badd06e 63
va009039 11:61843badd06e 64 USBHALHost::USBHALHost() {
va009039 11:61843badd06e 65 instHost = this;
va009039 11:61843badd06e 66 report.clear();
va009039 11:61843badd06e 67 }
va009039 11:61843badd06e 68
va009039 11:61843badd06e 69 void USBHALHost::init() {
va009039 11:61843badd06e 70 // Disable IRQ
va009039 11:61843badd06e 71 NVIC_DisableIRQ(USB0_IRQn);
va009039 11:61843badd06e 72
va009039 11:61843badd06e 73 // choose usb src as PLL
va009039 11:61843badd06e 74 SIM->SOPT2 |= (SIM_SOPT2_USBSRC_MASK | SIM_SOPT2_PLLFLLSEL_MASK);
va009039 11:61843badd06e 75
va009039 11:61843badd06e 76 // enable OTG clock
va009039 11:61843badd06e 77 SIM->SCGC4 |= SIM_SCGC4_USBOTG_MASK;
va009039 11:61843badd06e 78
va009039 11:61843badd06e 79 // USB Module Configuration
va009039 11:61843badd06e 80 // Reset USB Module
va009039 11:61843badd06e 81 USB0->USBTRC0 |= USB_USBTRC0_USBRESET_MASK;
va009039 11:61843badd06e 82 while(USB0->USBTRC0 & USB_USBTRC0_USBRESET_MASK);
va009039 11:61843badd06e 83
va009039 11:61843badd06e 84 // Clear interrupt flag
va009039 11:61843badd06e 85 USB0->ISTAT = 0xff;
va009039 11:61843badd06e 86
va009039 11:61843badd06e 87 // Set BDT Base Register
va009039 11:61843badd06e 88 USB0->BDTPAGE1=(uint8_t)((uint32_t)bdt>>8);
va009039 11:61843badd06e 89 USB0->BDTPAGE2=(uint8_t)((uint32_t)bdt>>16);
va009039 11:61843badd06e 90 USB0->BDTPAGE3=(uint8_t)((uint32_t)bdt>>24);
va009039 11:61843badd06e 91
va009039 11:61843badd06e 92 // Set SOF threshold
va009039 11:61843badd06e 93 USB0->SOFTHLD = USB_SOFTHLD_CNT(1);
va009039 11:61843badd06e 94
va009039 11:61843badd06e 95 // pulldown D+ and D-
va009039 11:61843badd06e 96 USB0->USBCTRL = USB_USBCTRL_PDE_MASK;
va009039 11:61843badd06e 97
va009039 11:61843badd06e 98 USB0->USBTRC0 |= 0x40;
va009039 11:61843badd06e 99
va009039 11:61843badd06e 100 // Host mode
va009039 11:61843badd06e 101 USB0->CTL |= USB_CTL_HOSTMODEEN_MASK;
va009039 11:61843badd06e 102 // Desable SOF packet generation
va009039 11:61843badd06e 103 USB0->CTL &= ~USB_CTL_USBENSOFEN_MASK;
va009039 11:61843badd06e 104
va009039 11:61843badd06e 105 NVIC_SetVector(USB0_IRQn, (uint32_t)_usbisr);
va009039 11:61843badd06e 106 NVIC_EnableIRQ(USB0_IRQn);
va009039 11:61843badd06e 107
va009039 11:61843badd06e 108 bool lowSpeed = wait_attach();
va009039 11:61843badd06e 109
va009039 11:61843badd06e 110 for(int retry = 2; retry > 0; retry--) {
va009039 11:61843badd06e 111 // Enable RESET
va009039 11:61843badd06e 112 USB0->CTL |= USB_CTL_RESET_MASK;
va009039 11:61843badd06e 113 wait_ms(500);
va009039 11:61843badd06e 114 USB0->CTL &= ~USB_CTL_RESET_MASK;
va009039 11:61843badd06e 115
va009039 11:61843badd06e 116 // Enable SOF
va009039 11:61843badd06e 117 USB0->CTL |= USB_CTL_USBENSOFEN_MASK;
va009039 11:61843badd06e 118 wait_ms(100);
va009039 11:61843badd06e 119
va009039 11:61843badd06e 120 // token transfer initialize
va009039 11:61843badd06e 121 token_transfer_init();
va009039 11:61843badd06e 122
va009039 11:61843badd06e 123 USB0->INTEN |= USB_INTEN_TOKDNEEN_MASK|
va009039 11:61843badd06e 124 USB_INTEN_ERROREN_MASK;
va009039 11:61843badd06e 125 USB0->ERREN |= USB_ERREN_PIDERREN_MASK|
va009039 11:61843badd06e 126 USB_ERREN_CRC5EOFEN_MASK|
va009039 11:61843badd06e 127 USB_ERREN_CRC16EN_MASK|
va009039 11:61843badd06e 128 USB_ERREN_DFN8EN_MASK|
va009039 11:61843badd06e 129 USB_ERREN_BTOERREN_MASK|
va009039 11:61843badd06e 130 USB_ERREN_DMAERREN_MASK|
va009039 11:61843badd06e 131 USB_ERREN_BTSERREN_MASK;
va009039 11:61843badd06e 132
va009039 11:61843badd06e 133 if (addDevice(NULL, 0, lowSpeed)) {
va009039 11:61843badd06e 134 break;
va009039 11:61843badd06e 135 }
va009039 11:61843badd06e 136 USB_DBG("retry=%d", retry);
va009039 11:61843badd06e 137 USB_TEST_ASSERT(retry > 1);
va009039 11:61843badd06e 138 }
va009039 11:61843badd06e 139 }
va009039 11:61843badd06e 140
va009039 11:61843badd06e 141 bool USBHALHost::wait_attach() {
va009039 11:61843badd06e 142 attach_done = false;
va009039 11:61843badd06e 143 USB0->INTEN = USB_INTEN_ATTACHEN_MASK;
va009039 11:61843badd06e 144 Timer t;
va009039 11:61843badd06e 145 t.reset();
va009039 11:61843badd06e 146 t.start();
va009039 11:61843badd06e 147 while(!attach_done) {
va009039 11:61843badd06e 148 if (t.read_ms() > 5*1000) {
va009039 11:61843badd06e 149 t.reset();
va009039 11:61843badd06e 150 USB_INFO("Please attach USB device.");
va009039 11:61843badd06e 151 }
va009039 11:61843badd06e 152 }
va009039 11:61843badd06e 153 wait_ms(100);
va009039 11:61843badd06e 154 USB_TEST_ASSERT_FALSE(USB0->CTL & USB_CTL_SE0_MASK);
va009039 11:61843badd06e 155 root_lowSpeed = (USB0->CTL & USB_CTL_JSTATE_MASK) ? false : true;
va009039 11:61843badd06e 156 return root_lowSpeed;
va009039 11:61843badd06e 157 }
va009039 11:61843badd06e 158
va009039 11:61843badd06e 159 void USBHALHost::setAddr(int _addr, bool _lowSpeed) {
va009039 11:61843badd06e 160 USB0->ADDR = (_lowSpeed ? USB_ADDR_LSEN_MASK : 0x00) | USB_ADDR_ADDR(_addr);
va009039 11:61843badd06e 161 }
va009039 11:61843badd06e 162
va009039 11:61843badd06e 163 void USBHALHost::setEndpoint() {
va009039 11:61843badd06e 164 USB0->ENDPOINT[0].ENDPT = (root_lowSpeed ? USB_ENDPT_HOSTWOHUB_MASK : 0x00)|
va009039 11:61843badd06e 165 USB_ENDPT_RETRYDIS_MASK|
va009039 11:61843badd06e 166 USB_ENDPT_EPCTLDIS_MASK|
va009039 11:61843badd06e 167 USB_ENDPT_EPRXEN_MASK|
va009039 11:61843badd06e 168 USB_ENDPT_EPTXEN_MASK|
va009039 11:61843badd06e 169 USB_ENDPT_EPHSHK_MASK;
va009039 11:61843badd06e 170 }
va009039 11:61843badd06e 171
va009039 11:61843badd06e 172 void USBHALHost::token_transfer_init() {
va009039 11:61843badd06e 173 tx_ptr = ODD;
va009039 11:61843badd06e 174 rx_ptr = ODD;
va009039 11:61843badd06e 175 }
va009039 11:61843badd06e 176
va009039 11:61843badd06e 177 int USBHALHost::token_setup(USBEndpoint* ep, SETUP_PACKET* setup, uint16_t wLength) {
va009039 11:61843badd06e 178 USBDeviceConnected* dev = ep->getDevice();
va009039 11:61843badd06e 179 for(int retry = 0;; retry++) {
va009039 11:61843badd06e 180 token_ready();
va009039 11:61843badd06e 181 USB0->ENDPOINT[0].ENDPT = (root_lowSpeed ? USB_ENDPT_HOSTWOHUB_MASK : 0x00) |
va009039 11:61843badd06e 182 USB_ENDPT_RETRYDIS_MASK|
va009039 11:61843badd06e 183 USB_ENDPT_EPRXEN_MASK|
va009039 11:61843badd06e 184 USB_ENDPT_EPTXEN_MASK|
va009039 11:61843badd06e 185 USB_ENDPT_EPHSHK_MASK;
va009039 11:61843badd06e 186 CTASSERT(sizeof(SETUP_PACKET) == 8);
va009039 11:61843badd06e 187 setup->wLength = wLength;
va009039 11:61843badd06e 188 int idx = EP0_BDT_IDX(TX, tx_ptr);
va009039 11:61843badd06e 189 bdt[idx].setBuffer((uint8_t*)setup, sizeof(SETUP_PACKET));
va009039 11:61843badd06e 190 bdt[idx].info = BD_OWN_MASK |
va009039 11:61843badd06e 191 BD_DTS_MASK; // always data0
va009039 11:61843badd06e 192 token_done = false;
va009039 11:61843badd06e 193 USB0->TOKEN = USB_TOKEN_TOKENPID(SETUP_TOKEN)|
va009039 11:61843badd06e 194 USB_TOKEN_TOKENENDPT(ep->getAddress() & 0x7f);
va009039 11:61843badd06e 195 while(!token_done);
va009039 11:61843badd06e 196 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 197 if (LastStatus == ACK) {
va009039 11:61843badd06e 198 if (retry > 0) {
va009039 11:61843badd06e 199 USB_DBG("retry=%d %02x", retry, prev_LastStatus);
va009039 11:61843badd06e 200 }
va009039 11:61843badd06e 201 break;
va009039 11:61843badd06e 202 } else if (LastStatus == STALL) {
va009039 11:61843badd06e 203 report.stall++;
va009039 11:61843badd06e 204 return STALL;
va009039 11:61843badd06e 205 }
va009039 11:61843badd06e 206 if (retry > 10) {
va009039 11:61843badd06e 207 USB_DBG("retry=%d", retry);
va009039 11:61843badd06e 208 break;
va009039 11:61843badd06e 209 }
va009039 11:61843badd06e 210 prev_LastStatus = LastStatus;
va009039 11:61843badd06e 211 wait_ms(100 * retry);
va009039 11:61843badd06e 212 }
va009039 11:61843badd06e 213 ep->setData01(DATA1); // next toggle
va009039 11:61843badd06e 214 return LastStatus;
va009039 11:61843badd06e 215 }
va009039 11:61843badd06e 216
va009039 11:61843badd06e 217 int USBHALHost::token_in(USBEndpoint* ep, uint8_t* data, int size, int retryLimit) {
va009039 11:61843badd06e 218 for(int retry = 0;; retry++) {
va009039 11:61843badd06e 219 token_ready();
va009039 11:61843badd06e 220 int idx = EP0_BDT_IDX(RX, rx_ptr);
va009039 11:61843badd06e 221 bdt[idx].setBuffer(data, size);
va009039 11:61843badd06e 222 bdt[idx].info = BD_OWN_MASK|
va009039 11:61843badd06e 223 BD_DTS_MASK|
va009039 11:61843badd06e 224 (ep->getData01() == DATA1 ? BD_DATA01_MASK : 0);
va009039 11:61843badd06e 225 token_done = false;
va009039 11:61843badd06e 226 USB0->TOKEN = USB_TOKEN_TOKENPID(IN_TOKEN)|
va009039 11:61843badd06e 227 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 11:61843badd06e 228 while(!token_done);
va009039 11:61843badd06e 229 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 230 int len = bdt[idx].byte_count;
va009039 11:61843badd06e 231 if (LastStatus == DATA0 || LastStatus == DATA1) {
va009039 11:61843badd06e 232 USB_TEST_ASSERT(ep->getData01() == LastStatus);
va009039 11:61843badd06e 233 ep->setData01(LastStatus == DATA0 ? DATA1 : DATA0);
va009039 11:61843badd06e 234 if (retry > 0) {
va009039 11:61843badd06e 235 //USB_DBG("len=%d retry=%d %02x", len, retry, prev_LastStatus);
va009039 11:61843badd06e 236 }
va009039 11:61843badd06e 237 return len;
va009039 11:61843badd06e 238 } else if (LastStatus == STALL) {
va009039 11:61843badd06e 239 report.stall++;
va009039 11:61843badd06e 240 return -1;
va009039 11:61843badd06e 241 } else if (LastStatus == NAK) {
va009039 11:61843badd06e 242 report.nak++;
va009039 11:61843badd06e 243 if (retry >= retryLimit) {
va009039 11:61843badd06e 244 if (retryLimit > 0) {
va009039 11:61843badd06e 245 USB_DBG("retry=%d retryLimit=%d", retry, retryLimit);
va009039 11:61843badd06e 246 }
va009039 11:61843badd06e 247 return -1;
va009039 11:61843badd06e 248 }
va009039 11:61843badd06e 249 wait_ms(100 * retry);
va009039 11:61843badd06e 250 } else if (LastStatus == Bus_Timeout) {
va009039 11:61843badd06e 251 if (retry >= retryLimit) {
va009039 11:61843badd06e 252 if (retryLimit > 0) {
va009039 11:61843badd06e 253 USB_DBG("Bus_Timeout retry=%d retryLimit=%d", retry, retryLimit);
va009039 11:61843badd06e 254 }
va009039 11:61843badd06e 255 return -1;
va009039 11:61843badd06e 256 }
va009039 11:61843badd06e 257 wait_ms(500 + 100 * retry);
va009039 11:61843badd06e 258 } else {
va009039 11:61843badd06e 259 return -1;
va009039 11:61843badd06e 260 }
va009039 11:61843badd06e 261 prev_LastStatus = LastStatus;
va009039 11:61843badd06e 262 }
va009039 11:61843badd06e 263 }
va009039 11:61843badd06e 264
va009039 11:61843badd06e 265 int USBHALHost::token_out(USBEndpoint* ep, const uint8_t* data, int size, int retryLimit) {
va009039 11:61843badd06e 266 for(int retry = 0;; retry++) {
va009039 11:61843badd06e 267 token_ready();
va009039 11:61843badd06e 268 int idx = EP0_BDT_IDX(TX, tx_ptr);
va009039 11:61843badd06e 269 bdt[idx].setBuffer((uint8_t*)data, size);
va009039 11:61843badd06e 270 bdt[idx].info = BD_OWN_MASK|
va009039 11:61843badd06e 271 BD_DTS_MASK|
va009039 11:61843badd06e 272 (ep->getData01() == DATA1 ? BD_DATA01_MASK : 0);
va009039 11:61843badd06e 273 token_done = false;
va009039 11:61843badd06e 274 USB0->TOKEN = USB_TOKEN_TOKENPID(OUT_TOKEN)|
va009039 11:61843badd06e 275 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 11:61843badd06e 276 while(!token_done);
va009039 11:61843badd06e 277 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 278 int len = bdt[idx].byte_count;
va009039 11:61843badd06e 279 //USB_DBG("len=%d %02x", len, LastStatus);
va009039 11:61843badd06e 280 if (LastStatus == ACK) {
va009039 11:61843badd06e 281 ep->toggleData01();
va009039 11:61843badd06e 282 if (retry > 0) {
va009039 11:61843badd06e 283 USB_DBG("len=%d retry=%d %02x", len, retry, prev_LastStatus);
va009039 11:61843badd06e 284 }
va009039 11:61843badd06e 285 return len;
va009039 11:61843badd06e 286 } else if (LastStatus == STALL) {
va009039 11:61843badd06e 287 report.stall++;
va009039 11:61843badd06e 288 return -1;
va009039 11:61843badd06e 289 } else if (LastStatus == NAK) {
va009039 11:61843badd06e 290 report.nak++;
va009039 11:61843badd06e 291 if (retry > retryLimit) {
va009039 11:61843badd06e 292 USB_DBG("retry=%d retryLimit=%d", retry, retryLimit);
va009039 11:61843badd06e 293 return -1;
va009039 11:61843badd06e 294 }
va009039 11:61843badd06e 295 wait_ms(100 * retry);
va009039 11:61843badd06e 296 } else {
va009039 11:61843badd06e 297 return -1;
va009039 11:61843badd06e 298 }
va009039 11:61843badd06e 299 prev_LastStatus = LastStatus;
va009039 11:61843badd06e 300 }
va009039 11:61843badd06e 301 }
va009039 11:61843badd06e 302
va009039 11:61843badd06e 303 int USBHALHost::token_iso_in(USBEndpoint* ep, uint8_t* data, int size) {
va009039 11:61843badd06e 304 while(USB0->CTL & USB_CTL_TXSUSPENDTOKENBUSY_MASK); // TOKEN_BUSY ?
va009039 11:61843badd06e 305 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // Clear SOF
va009039 11:61843badd06e 306 while (!(USB0->ISTAT & USB_ISTAT_SOFTOK_MASK));
va009039 11:61843badd06e 307 USB0->SOFTHLD = 0; // this is needed as without this you can get errors
va009039 11:61843badd06e 308 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // clear SOF
va009039 11:61843badd06e 309
va009039 11:61843badd06e 310 USB0->ENDPOINT[0].ENDPT = USB_ENDPT_EPCTLDIS_MASK|
va009039 11:61843badd06e 311 USB_ENDPT_RETRYDIS_MASK|
va009039 11:61843badd06e 312 USB_ENDPT_EPRXEN_MASK|
va009039 11:61843badd06e 313 USB_ENDPT_EPTXEN_MASK;
va009039 11:61843badd06e 314 int idx = EP0_BDT_IDX(RX, rx_ptr);
va009039 11:61843badd06e 315 bdt[idx].setBuffer(data, size);
va009039 11:61843badd06e 316 bdt[idx].info = BD_OWN_MASK|
va009039 11:61843badd06e 317 BD_DTS_MASK; // always DATA0
va009039 11:61843badd06e 318 token_done = false;
va009039 11:61843badd06e 319 USB0->TOKEN = USB_TOKEN_TOKENPID(IN_TOKEN)|
va009039 11:61843badd06e 320 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 11:61843badd06e 321 while(!token_done);
va009039 11:61843badd06e 322 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 323 int len = bdt[idx].byte_count;
va009039 11:61843badd06e 324 if (LastStatus == DATA0) {
va009039 11:61843badd06e 325 return len;
va009039 11:61843badd06e 326 }
va009039 11:61843badd06e 327 return -1;
va009039 11:61843badd06e 328 }
va009039 11:61843badd06e 329
va009039 11:61843badd06e 330 void USBHALHost::token_ready() {
va009039 11:61843badd06e 331 while(USB0->CTL & USB_CTL_TXSUSPENDTOKENBUSY_MASK) { // TOKEN_BUSY ?
va009039 11:61843badd06e 332 wait_ms(1);
va009039 11:61843badd06e 333 }
va009039 11:61843badd06e 334 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // Clear SOF
va009039 11:61843badd06e 335 while (!(USB0->ISTAT & USB_ISTAT_SOFTOK_MASK));
va009039 11:61843badd06e 336 USB0->SOFTHLD = 0; // this is needed as without this you can get errors
va009039 11:61843badd06e 337 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // clear SOF
va009039 11:61843badd06e 338 }
va009039 11:61843badd06e 339
va009039 11:61843badd06e 340 void USBHALHost::_usbisr(void) {
va009039 11:61843badd06e 341 if (instHost) {
va009039 11:61843badd06e 342 instHost->UsbIrqhandler();
va009039 11:61843badd06e 343 }
va009039 11:61843badd06e 344 }
va009039 11:61843badd06e 345
va009039 11:61843badd06e 346 void USBHALHost::UsbIrqhandler() {
va009039 11:61843badd06e 347 if (USB0->ISTAT & USB_ISTAT_TOKDNE_MASK) {
va009039 11:61843badd06e 348 uint8_t stat = USB0->STAT;
va009039 11:61843badd06e 349 ODD_EVEN next_ptr = (stat & USB_STAT_ODD_MASK) ? ODD : EVEN;
va009039 11:61843badd06e 350 if (stat & USB_STAT_TX_MASK) {
va009039 11:61843badd06e 351 tx_ptr = next_ptr;
va009039 11:61843badd06e 352 } else {
va009039 11:61843badd06e 353 rx_ptr = next_ptr;
va009039 11:61843badd06e 354 }
va009039 11:61843badd06e 355 USB0->ISTAT = USB_ISTAT_TOKDNE_MASK;
va009039 11:61843badd06e 356 token_done = true;
va009039 11:61843badd06e 357 }
va009039 11:61843badd06e 358 if (USB0->ISTAT & USB_ISTAT_ATTACH_MASK) {
va009039 11:61843badd06e 359 USB0->INTEN &= ~USB_INTEN_ATTACHEN_MASK;
va009039 11:61843badd06e 360 USB0->ISTAT = USB_ISTAT_ATTACH_MASK;
va009039 11:61843badd06e 361 attach_done = true;
va009039 11:61843badd06e 362 }
va009039 11:61843badd06e 363 if (USB0->ISTAT & USB_ISTAT_ERROR_MASK) {
va009039 11:61843badd06e 364 uint8_t errstat = USB0->ERRSTAT;
va009039 11:61843badd06e 365 if (errstat & USB_ERRSTAT_PIDERR_MASK) {
va009039 11:61843badd06e 366 report.errstat_piderr++;
va009039 11:61843badd06e 367 }
va009039 11:61843badd06e 368 if (errstat & USB_ERRSTAT_CRC5EOF_MASK) {
va009039 11:61843badd06e 369 report.errstat_crc5eof++;
va009039 11:61843badd06e 370 }
va009039 11:61843badd06e 371 if (errstat & USB_ERRSTAT_CRC16_MASK) {
va009039 11:61843badd06e 372 report.errstat_crc16++;
va009039 11:61843badd06e 373 }
va009039 11:61843badd06e 374 if (errstat & USB_ERRSTAT_DFN8_MASK) {
va009039 11:61843badd06e 375 report.errstat_dfn8++;
va009039 11:61843badd06e 376 }
va009039 11:61843badd06e 377 if (errstat & USB_ERRSTAT_BTOERR_MASK) {
va009039 11:61843badd06e 378 report.errstat_btoerr++;
va009039 11:61843badd06e 379 }
va009039 11:61843badd06e 380 if (errstat & USB_ERRSTAT_DMAERR_MASK) {
va009039 11:61843badd06e 381 report.errstat_dmaerr++;
va009039 11:61843badd06e 382 }
va009039 11:61843badd06e 383 if (errstat & USB_ERRSTAT_BTSERR_MASK) {
va009039 11:61843badd06e 384 report.errstat_btoerr++;
va009039 11:61843badd06e 385 }
va009039 11:61843badd06e 386 USB0->ERRSTAT = errstat;
va009039 11:61843badd06e 387 USB0->ISTAT = USB_ISTAT_ERROR_MASK;
va009039 11:61843badd06e 388 }
va009039 11:61843badd06e 389 }
va009039 11:61843badd06e 390
va009039 11:61843badd06e 391 void Report::clear() {
va009039 11:61843badd06e 392 errstat_piderr = 0;
va009039 11:61843badd06e 393 errstat_crc5eof = 0;
va009039 11:61843badd06e 394 errstat_crc16 = 0;
va009039 11:61843badd06e 395 errstat_dfn8 = 0;
va009039 11:61843badd06e 396 errstat_btoerr = 0;
va009039 11:61843badd06e 397 errstat_dmaerr = 0;
va009039 11:61843badd06e 398 errstat_bsterr = 0;
va009039 11:61843badd06e 399 //
va009039 11:61843badd06e 400 nak = 0;
va009039 11:61843badd06e 401 }
va009039 11:61843badd06e 402
va009039 11:61843badd06e 403 void Report::print_errstat() {
va009039 11:61843badd06e 404 printf("ERRSTAT PID: %d, CRC5EOF: %d, CRC16: %d, DFN8: %d, BTO: %d, DMA: %d, BST: %d\n",
va009039 11:61843badd06e 405 errstat_piderr, errstat_crc5eof,
va009039 11:61843badd06e 406 errstat_crc16, errstat_dfn8,
va009039 11:61843badd06e 407 errstat_btoerr, errstat_dmaerr, errstat_bsterr);
va009039 11:61843badd06e 408 }
va009039 11:61843badd06e 409
va009039 11:61843badd06e 410 void debug_hex(uint8_t* buf, int size) {
va009039 11:61843badd06e 411 int n = 0;
va009039 11:61843badd06e 412 for(int i = 0; i < size; i++) {
va009039 11:61843badd06e 413 fprintf(stderr, "%02x ", buf[i]);
va009039 11:61843badd06e 414 if (++n >= 16) {
va009039 11:61843badd06e 415 fprintf(stderr, "\n");
va009039 11:61843badd06e 416 n = 0;
va009039 11:61843badd06e 417 }
va009039 11:61843badd06e 418 }
va009039 11:61843badd06e 419 if (n > 0) {
va009039 11:61843badd06e 420 fprintf(stderr, "\n");
va009039 11:61843badd06e 421 }
va009039 11:61843badd06e 422 }
va009039 11:61843badd06e 423
va009039 11:61843badd06e 424 #endif
va009039 11:61843badd06e 425
va009039 11:61843badd06e 426