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.cpp@7:9a20482c9a7a, 2014-01-28 (annotated)

Committer:
va009039
Date:
Tue Jan 28 06:50:12 2014 +0000
Revision:
7:9a20482c9a7a
Child:
8:6463cd1964c0
Control transfer status stage must set DATA1.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 7:9a20482c9a7a 1 // Simple USBHost for FRDM-KL46Z
va009039 7:9a20482c9a7a 2 #include "USBHALHost.h"
va009039 7:9a20482c9a7a 3 #include <algorithm>
va009039 7:9a20482c9a7a 4
va009039 7:9a20482c9a7a 5 template <bool>struct CtAssert;
va009039 7:9a20482c9a7a 6 template <>struct CtAssert<true> {};
va009039 7:9a20482c9a7a 7 #define CTASSERT(A) CtAssert<A>();
va009039 7:9a20482c9a7a 8
va009039 7:9a20482c9a7a 9
va009039 7:9a20482c9a7a 10 #ifdef _USB_DBG
va009039 7:9a20482c9a7a 11 #define USB_DBG(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
va009039 7:9a20482c9a7a 12 #define USB_DBG_HEX(A,B) debug_hex(A,B)
va009039 7:9a20482c9a7a 13 void debug_hex(uint8_t* buf, int size);
va009039 7:9a20482c9a7a 14 #else
va009039 7:9a20482c9a7a 15 #define USB_DBG(...) while(0)
va009039 7:9a20482c9a7a 16 #define USB_DBG_HEX(A,B) while(0)
va009039 7:9a20482c9a7a 17 #endif
va009039 7:9a20482c9a7a 18
va009039 7:9a20482c9a7a 19 #define USB_TEST_ASSERT(A) while(!(A)){fprintf(stderr,"\n\n%s@%d %s ASSERT!\n\n",__PRETTY_FUNCTION__,__LINE__,#A);exit(1);};
va009039 7:9a20482c9a7a 20 #define USB_TEST_ASSERT_FALSE(A) USB_TEST_ASSERT(!(A))
va009039 7:9a20482c9a7a 21
va009039 7:9a20482c9a7a 22 #define BD_OWN_MASK (1<<7)
va009039 7:9a20482c9a7a 23 #define BD_DATA01_MASK (1<<6)
va009039 7:9a20482c9a7a 24 #define BD_KEEP_MASK (1<<5)
va009039 7:9a20482c9a7a 25 #define BD_NINC_MASK (1<<4)
va009039 7:9a20482c9a7a 26 #define BD_DTS_MASK (1<<3)
va009039 7:9a20482c9a7a 27 #define BD_STALL_MASK (1<<2)
va009039 7:9a20482c9a7a 28
va009039 7:9a20482c9a7a 29 #define TX 1
va009039 7:9a20482c9a7a 30 #define RX 0
va009039 7:9a20482c9a7a 31
va009039 7:9a20482c9a7a 32 #define EP0_BDT_IDX(dir, odd) (((2 * dir) + (1 * odd)))
va009039 7:9a20482c9a7a 33
va009039 7:9a20482c9a7a 34 #define SETUP_TOKEN 0x0D
va009039 7:9a20482c9a7a 35 #define IN_TOKEN 0x09
va009039 7:9a20482c9a7a 36 #define OUT_TOKEN 0x01
va009039 7:9a20482c9a7a 37
va009039 7:9a20482c9a7a 38 // for each endpt: 8 bytes
va009039 7:9a20482c9a7a 39 struct BDT {
va009039 7:9a20482c9a7a 40 uint8_t info; // BD[0:7]
va009039 7:9a20482c9a7a 41 uint8_t dummy; // RSVD: BD[8:15]
va009039 7:9a20482c9a7a 42 uint16_t byte_count; // BD[16:32]
va009039 7:9a20482c9a7a 43 uint32_t address; // Addr
va009039 7:9a20482c9a7a 44 void setBuffer(uint8_t* buf, int size) {
va009039 7:9a20482c9a7a 45 address = (uint32_t)buf;
va009039 7:9a20482c9a7a 46 byte_count = size;
va009039 7:9a20482c9a7a 47 }
va009039 7:9a20482c9a7a 48 uint8_t getStatus() {
va009039 7:9a20482c9a7a 49 return (info>>2)&0x0f;
va009039 7:9a20482c9a7a 50 }
va009039 7:9a20482c9a7a 51 };
va009039 7:9a20482c9a7a 52
va009039 7:9a20482c9a7a 53 __attribute__((__aligned__(512))) BDT bdt[64];
va009039 7:9a20482c9a7a 54
va009039 7:9a20482c9a7a 55 USBHALHost* USBHALHost::instHost;
va009039 7:9a20482c9a7a 56
va009039 7:9a20482c9a7a 57 USBHALHost::USBHALHost() {
va009039 7:9a20482c9a7a 58 instHost = this;
va009039 7:9a20482c9a7a 59 report.clear();
va009039 7:9a20482c9a7a 60 }
va009039 7:9a20482c9a7a 61
va009039 7:9a20482c9a7a 62 void USBHALHost::init() {
va009039 7:9a20482c9a7a 63 // Disable IRQ
va009039 7:9a20482c9a7a 64 NVIC_DisableIRQ(USB0_IRQn);
va009039 7:9a20482c9a7a 65
va009039 7:9a20482c9a7a 66 // choose usb src as PLL
va009039 7:9a20482c9a7a 67 SIM->SOPT2 |= (SIM_SOPT2_USBSRC_MASK | SIM_SOPT2_PLLFLLSEL_MASK);
va009039 7:9a20482c9a7a 68
va009039 7:9a20482c9a7a 69 // enable OTG clock
va009039 7:9a20482c9a7a 70 SIM->SCGC4 |= SIM_SCGC4_USBOTG_MASK;
va009039 7:9a20482c9a7a 71
va009039 7:9a20482c9a7a 72 // USB Module Configuration
va009039 7:9a20482c9a7a 73 // Reset USB Module
va009039 7:9a20482c9a7a 74 USB0->USBTRC0 |= USB_USBTRC0_USBRESET_MASK;
va009039 7:9a20482c9a7a 75 while(USB0->USBTRC0 & USB_USBTRC0_USBRESET_MASK);
va009039 7:9a20482c9a7a 76
va009039 7:9a20482c9a7a 77 // Clear interrupt flag
va009039 7:9a20482c9a7a 78 USB0->ISTAT = 0xff;
va009039 7:9a20482c9a7a 79
va009039 7:9a20482c9a7a 80 // Set BDT Base Register
va009039 7:9a20482c9a7a 81 USB0->BDTPAGE1=(uint8_t)((uint32_t)bdt>>8);
va009039 7:9a20482c9a7a 82 USB0->BDTPAGE2=(uint8_t)((uint32_t)bdt>>16);
va009039 7:9a20482c9a7a 83 USB0->BDTPAGE3=(uint8_t)((uint32_t)bdt>>24);
va009039 7:9a20482c9a7a 84
va009039 7:9a20482c9a7a 85 // Set SOF threshold
va009039 7:9a20482c9a7a 86 USB0->SOFTHLD = USB_SOFTHLD_CNT(1);
va009039 7:9a20482c9a7a 87
va009039 7:9a20482c9a7a 88 // pulldown D+ and D-
va009039 7:9a20482c9a7a 89 USB0->USBCTRL = USB_USBCTRL_PDE_MASK;
va009039 7:9a20482c9a7a 90
va009039 7:9a20482c9a7a 91 USB0->USBTRC0 |= 0x40;
va009039 7:9a20482c9a7a 92
va009039 7:9a20482c9a7a 93 // Host mode
va009039 7:9a20482c9a7a 94 USB0->CTL |= USB_CTL_HOSTMODEEN_MASK;
va009039 7:9a20482c9a7a 95 // Desable SOF packet generation
va009039 7:9a20482c9a7a 96 USB0->CTL &= ~USB_CTL_USBENSOFEN_MASK;
va009039 7:9a20482c9a7a 97
va009039 7:9a20482c9a7a 98 NVIC_SetVector(USB0_IRQn, (uint32_t)_usbisr);
va009039 7:9a20482c9a7a 99 NVIC_EnableIRQ(USB0_IRQn);
va009039 7:9a20482c9a7a 100
va009039 7:9a20482c9a7a 101 wait_attach();
va009039 7:9a20482c9a7a 102
va009039 7:9a20482c9a7a 103 for(int retry = 2; retry > 0; retry--) {
va009039 7:9a20482c9a7a 104 // Enable RESET
va009039 7:9a20482c9a7a 105 USB0->CTL |= USB_CTL_RESET_MASK;
va009039 7:9a20482c9a7a 106 wait_ms(500);
va009039 7:9a20482c9a7a 107 USB0->CTL &= ~USB_CTL_RESET_MASK;
va009039 7:9a20482c9a7a 108
va009039 7:9a20482c9a7a 109 // Enable SOF
va009039 7:9a20482c9a7a 110 USB0->CTL |= USB_CTL_USBENSOFEN_MASK;
va009039 7:9a20482c9a7a 111 wait_ms(100);
va009039 7:9a20482c9a7a 112
va009039 7:9a20482c9a7a 113 // token transfer initialize
va009039 7:9a20482c9a7a 114 token_transfer_init();
va009039 7:9a20482c9a7a 115
va009039 7:9a20482c9a7a 116 USB0->INTEN |= USB_INTEN_TOKDNEEN_MASK|
va009039 7:9a20482c9a7a 117 USB_INTEN_ERROREN_MASK;
va009039 7:9a20482c9a7a 118 USB0->ERREN |= USB_ERREN_PIDERREN_MASK|
va009039 7:9a20482c9a7a 119 USB_ERREN_CRC5EOFEN_MASK|
va009039 7:9a20482c9a7a 120 USB_ERREN_CRC16EN_MASK|
va009039 7:9a20482c9a7a 121 USB_ERREN_DFN8EN_MASK|
va009039 7:9a20482c9a7a 122 USB_ERREN_BTOERREN_MASK|
va009039 7:9a20482c9a7a 123 USB_ERREN_DMAERREN_MASK|
va009039 7:9a20482c9a7a 124 USB_ERREN_BTSERREN_MASK;
va009039 7:9a20482c9a7a 125
va009039 7:9a20482c9a7a 126 if (enumeration()) {
va009039 7:9a20482c9a7a 127 break;
va009039 7:9a20482c9a7a 128 }
va009039 7:9a20482c9a7a 129 USB_DBG("retry=%d", retry);
va009039 7:9a20482c9a7a 130 USB_TEST_ASSERT(retry > 1);
va009039 7:9a20482c9a7a 131 }
va009039 7:9a20482c9a7a 132 }
va009039 7:9a20482c9a7a 133
va009039 7:9a20482c9a7a 134 void USBHALHost::wait_attach() {
va009039 7:9a20482c9a7a 135 attach_done = false;
va009039 7:9a20482c9a7a 136 USB0->INTEN = USB_INTEN_ATTACHEN_MASK;
va009039 7:9a20482c9a7a 137 while(!attach_done);
va009039 7:9a20482c9a7a 138 wait_ms(100);
va009039 7:9a20482c9a7a 139 USB_TEST_ASSERT_FALSE(USB0->CTL & USB_CTL_SE0_MASK);
va009039 7:9a20482c9a7a 140 lowSpeed = (USB0->CTL & USB_CTL_JSTATE_MASK) ? false : true;
va009039 7:9a20482c9a7a 141 if (lowSpeed) { // low speed
va009039 7:9a20482c9a7a 142 USB0->ENDPOINT[0].ENDPT |= USB_ENDPT_HOSTWOHUB_MASK;
va009039 7:9a20482c9a7a 143 }
va009039 7:9a20482c9a7a 144 USB_DBG("lowSpeed=%d", lowSpeed);
va009039 7:9a20482c9a7a 145 }
va009039 7:9a20482c9a7a 146
va009039 7:9a20482c9a7a 147 void USBHALHost::setAddr(int _addr) {
va009039 7:9a20482c9a7a 148 USB0->ADDR = (lowSpeed ? USB_ADDR_LSEN_MASK : 0x00) | USB_ADDR_ADDR(_addr);
va009039 7:9a20482c9a7a 149 }
va009039 7:9a20482c9a7a 150
va009039 7:9a20482c9a7a 151 void USBHALHost::setEndpoint(bool use_retry) {
va009039 7:9a20482c9a7a 152 USB0->ENDPOINT[0].ENDPT = (lowSpeed ? USB_ENDPT_HOSTWOHUB_MASK : 0x00)|
va009039 7:9a20482c9a7a 153 USB_ENDPT_EPCTLDIS_MASK|
va009039 7:9a20482c9a7a 154 (use_retry ? 0x00 : USB_ENDPT_RETRYDIS_MASK)|
va009039 7:9a20482c9a7a 155 USB_ENDPT_EPRXEN_MASK|
va009039 7:9a20482c9a7a 156 USB_ENDPT_EPTXEN_MASK|
va009039 7:9a20482c9a7a 157 USB_ENDPT_EPHSHK_MASK;
va009039 7:9a20482c9a7a 158 }
va009039 7:9a20482c9a7a 159
va009039 7:9a20482c9a7a 160 void USBHALHost::token_transfer_init() {
va009039 7:9a20482c9a7a 161 tx_ptr = ODD;
va009039 7:9a20482c9a7a 162 rx_ptr = ODD;
va009039 7:9a20482c9a7a 163 }
va009039 7:9a20482c9a7a 164
va009039 7:9a20482c9a7a 165 int USBHALHost::token_setup(USBEndpoint* ep, SETUP_PACKET* setup, uint16_t wLength) {
va009039 7:9a20482c9a7a 166 for(int retry = 0;; retry++) {
va009039 7:9a20482c9a7a 167 token_ready();
va009039 7:9a20482c9a7a 168 USB0->ENDPOINT[0].ENDPT = (lowSpeed ? USB_ENDPT_HOSTWOHUB_MASK : 0x00) |
va009039 7:9a20482c9a7a 169 USB_ENDPT_RETRYDIS_MASK|
va009039 7:9a20482c9a7a 170 USB_ENDPT_EPRXEN_MASK|
va009039 7:9a20482c9a7a 171 USB_ENDPT_EPTXEN_MASK|
va009039 7:9a20482c9a7a 172 USB_ENDPT_EPHSHK_MASK;
va009039 7:9a20482c9a7a 173 CTASSERT(sizeof(SETUP_PACKET) == 8);
va009039 7:9a20482c9a7a 174 setup->wLength = wLength;
va009039 7:9a20482c9a7a 175 int idx = EP0_BDT_IDX(TX, tx_ptr);
va009039 7:9a20482c9a7a 176 bdt[idx].setBuffer((uint8_t*)setup, sizeof(SETUP_PACKET));
va009039 7:9a20482c9a7a 177 bdt[idx].info = BD_OWN_MASK |
va009039 7:9a20482c9a7a 178 BD_DTS_MASK; // always data0
va009039 7:9a20482c9a7a 179 token_done = false;
va009039 7:9a20482c9a7a 180 USB0->TOKEN = USB_TOKEN_TOKENPID(SETUP_TOKEN)|
va009039 7:9a20482c9a7a 181 USB_TOKEN_TOKENENDPT(ep->getAddress() & 0x7f);
va009039 7:9a20482c9a7a 182 while(!token_done);
va009039 7:9a20482c9a7a 183 LastStatus = bdt[idx].getStatus();
va009039 7:9a20482c9a7a 184 if (LastStatus == ACK) {
va009039 7:9a20482c9a7a 185 if (retry > 0) {
va009039 7:9a20482c9a7a 186 USB_DBG("retry=%d %02x", retry, prev_LastStatus);
va009039 7:9a20482c9a7a 187 }
va009039 7:9a20482c9a7a 188 break;
va009039 7:9a20482c9a7a 189 } else if (LastStatus == STALL) {
va009039 7:9a20482c9a7a 190 report.stall++;
va009039 7:9a20482c9a7a 191 return STALL;
va009039 7:9a20482c9a7a 192 }
va009039 7:9a20482c9a7a 193 if (retry > 10) {
va009039 7:9a20482c9a7a 194 USB_DBG("retry=%d", retry);
va009039 7:9a20482c9a7a 195 break;
va009039 7:9a20482c9a7a 196 }
va009039 7:9a20482c9a7a 197 prev_LastStatus = LastStatus;
va009039 7:9a20482c9a7a 198 wait_ms(100 * retry);
va009039 7:9a20482c9a7a 199 }
va009039 7:9a20482c9a7a 200 ep->setData01(DATA1); // next toggle
va009039 7:9a20482c9a7a 201 return LastStatus;
va009039 7:9a20482c9a7a 202 }
va009039 7:9a20482c9a7a 203
va009039 7:9a20482c9a7a 204 int USBHALHost::token_in(USBEndpoint* ep, uint8_t* data, int size, int retryLimit) {
va009039 7:9a20482c9a7a 205 for(int retry = 0;; retry++) {
va009039 7:9a20482c9a7a 206 token_ready();
va009039 7:9a20482c9a7a 207 int idx = EP0_BDT_IDX(RX, rx_ptr);
va009039 7:9a20482c9a7a 208 bdt[idx].setBuffer(data, size);
va009039 7:9a20482c9a7a 209 bdt[idx].info = BD_OWN_MASK|
va009039 7:9a20482c9a7a 210 BD_DTS_MASK|
va009039 7:9a20482c9a7a 211 (ep->getData01() == DATA1 ? BD_DATA01_MASK : 0);
va009039 7:9a20482c9a7a 212 token_done = false;
va009039 7:9a20482c9a7a 213 USB0->TOKEN = USB_TOKEN_TOKENPID(IN_TOKEN)|
va009039 7:9a20482c9a7a 214 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 7:9a20482c9a7a 215 while(!token_done);
va009039 7:9a20482c9a7a 216 LastStatus = bdt[idx].getStatus();
va009039 7:9a20482c9a7a 217 int len = bdt[idx].byte_count;
va009039 7:9a20482c9a7a 218 if (LastStatus == DATA0 || LastStatus == DATA1) {
va009039 7:9a20482c9a7a 219 USB_TEST_ASSERT(ep->getData01() == LastStatus);
va009039 7:9a20482c9a7a 220 ep->setData01(LastStatus == DATA0 ? DATA1 : DATA0);
va009039 7:9a20482c9a7a 221 if (retry > 0) {
va009039 7:9a20482c9a7a 222 USB_DBG("len=%d retry=%d %02x", len, retry, prev_LastStatus);
va009039 7:9a20482c9a7a 223 }
va009039 7:9a20482c9a7a 224 return len;
va009039 7:9a20482c9a7a 225 } else if (LastStatus == STALL) {
va009039 7:9a20482c9a7a 226 report.stall++;
va009039 7:9a20482c9a7a 227 return -1;
va009039 7:9a20482c9a7a 228 } else if (LastStatus == NAK) {
va009039 7:9a20482c9a7a 229 report.nak++;
va009039 7:9a20482c9a7a 230 if (retry >= retryLimit) {
va009039 7:9a20482c9a7a 231 if (retryLimit > 0) {
va009039 7:9a20482c9a7a 232 USB_DBG("retry=%d retryLimit=%d", retry, retryLimit);
va009039 7:9a20482c9a7a 233 }
va009039 7:9a20482c9a7a 234 return -1;
va009039 7:9a20482c9a7a 235 }
va009039 7:9a20482c9a7a 236 wait_ms(100 * retry);
va009039 7:9a20482c9a7a 237 } else if (LastStatus == Bus_Timeout) {
va009039 7:9a20482c9a7a 238 if (retry >= retryLimit) {
va009039 7:9a20482c9a7a 239 if (retryLimit > 0) {
va009039 7:9a20482c9a7a 240 USB_DBG("Bus_Timeout retry=%d retryLimit=%d", retry, retryLimit);
va009039 7:9a20482c9a7a 241 }
va009039 7:9a20482c9a7a 242 return -1;
va009039 7:9a20482c9a7a 243 }
va009039 7:9a20482c9a7a 244 wait_ms(500 + 100 * retry);
va009039 7:9a20482c9a7a 245 } else {
va009039 7:9a20482c9a7a 246 return -1;
va009039 7:9a20482c9a7a 247 }
va009039 7:9a20482c9a7a 248 prev_LastStatus = LastStatus;
va009039 7:9a20482c9a7a 249 }
va009039 7:9a20482c9a7a 250 }
va009039 7:9a20482c9a7a 251
va009039 7:9a20482c9a7a 252 int USBHALHost::token_out(USBEndpoint* ep, const uint8_t* data, int size, int retryLimit) {
va009039 7:9a20482c9a7a 253 for(int retry = 0;; retry++) {
va009039 7:9a20482c9a7a 254 token_ready();
va009039 7:9a20482c9a7a 255 int idx = EP0_BDT_IDX(TX, tx_ptr);
va009039 7:9a20482c9a7a 256 bdt[idx].setBuffer((uint8_t*)data, size);
va009039 7:9a20482c9a7a 257 bdt[idx].info = BD_OWN_MASK|
va009039 7:9a20482c9a7a 258 BD_DTS_MASK|
va009039 7:9a20482c9a7a 259 (ep->getData01() == DATA1 ? BD_DATA01_MASK : 0);
va009039 7:9a20482c9a7a 260 token_done = false;
va009039 7:9a20482c9a7a 261 USB0->TOKEN = USB_TOKEN_TOKENPID(OUT_TOKEN)|
va009039 7:9a20482c9a7a 262 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 7:9a20482c9a7a 263 while(!token_done);
va009039 7:9a20482c9a7a 264 LastStatus = bdt[idx].getStatus();
va009039 7:9a20482c9a7a 265 int len = bdt[idx].byte_count;
va009039 7:9a20482c9a7a 266 //USB_DBG("len=%d %02x", len, LastStatus);
va009039 7:9a20482c9a7a 267 if (LastStatus == ACK) {
va009039 7:9a20482c9a7a 268 ep->toggleData01();
va009039 7:9a20482c9a7a 269 if (retry > 0) {
va009039 7:9a20482c9a7a 270 USB_DBG("len=%d retry=%d %02x", len, retry, prev_LastStatus);
va009039 7:9a20482c9a7a 271 }
va009039 7:9a20482c9a7a 272 return len;
va009039 7:9a20482c9a7a 273 } else if (LastStatus == STALL) {
va009039 7:9a20482c9a7a 274 report.stall++;
va009039 7:9a20482c9a7a 275 return -1;
va009039 7:9a20482c9a7a 276 } else if (LastStatus == NAK) {
va009039 7:9a20482c9a7a 277 report.nak++;
va009039 7:9a20482c9a7a 278 if (retry > retryLimit) {
va009039 7:9a20482c9a7a 279 USB_DBG("retry=%d retryLimit=%d", retry, retryLimit);
va009039 7:9a20482c9a7a 280 return -1;
va009039 7:9a20482c9a7a 281 }
va009039 7:9a20482c9a7a 282 wait_ms(100 * retry);
va009039 7:9a20482c9a7a 283 } else {
va009039 7:9a20482c9a7a 284 return -1;
va009039 7:9a20482c9a7a 285 }
va009039 7:9a20482c9a7a 286 prev_LastStatus = LastStatus;
va009039 7:9a20482c9a7a 287 }
va009039 7:9a20482c9a7a 288 }
va009039 7:9a20482c9a7a 289
va009039 7:9a20482c9a7a 290 int USBHALHost::token_iso_in(USBEndpoint* ep, uint8_t* data, int size) {
va009039 7:9a20482c9a7a 291 while(USB0->CTL & USB_CTL_TXSUSPENDTOKENBUSY_MASK); // TOKEN_BUSY ?
va009039 7:9a20482c9a7a 292 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // Clear SOF
va009039 7:9a20482c9a7a 293 while (!(USB0->ISTAT & USB_ISTAT_SOFTOK_MASK));
va009039 7:9a20482c9a7a 294 USB0->SOFTHLD = 0; // this is needed as without this you can get errors
va009039 7:9a20482c9a7a 295 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // clear SOF
va009039 7:9a20482c9a7a 296
va009039 7:9a20482c9a7a 297 USB0->ENDPOINT[0].ENDPT = USB_ENDPT_EPCTLDIS_MASK|
va009039 7:9a20482c9a7a 298 USB_ENDPT_RETRYDIS_MASK|
va009039 7:9a20482c9a7a 299 USB_ENDPT_EPRXEN_MASK|
va009039 7:9a20482c9a7a 300 USB_ENDPT_EPTXEN_MASK;
va009039 7:9a20482c9a7a 301 int idx = EP0_BDT_IDX(RX, rx_ptr);
va009039 7:9a20482c9a7a 302 bdt[idx].setBuffer(data, size);
va009039 7:9a20482c9a7a 303 bdt[idx].info = BD_OWN_MASK|
va009039 7:9a20482c9a7a 304 BD_DTS_MASK; // always DATA0
va009039 7:9a20482c9a7a 305 token_done = false;
va009039 7:9a20482c9a7a 306 USB0->TOKEN = USB_TOKEN_TOKENPID(IN_TOKEN)|
va009039 7:9a20482c9a7a 307 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 7:9a20482c9a7a 308 while(!token_done);
va009039 7:9a20482c9a7a 309 LastStatus = bdt[idx].getStatus();
va009039 7:9a20482c9a7a 310 int len = bdt[idx].byte_count;
va009039 7:9a20482c9a7a 311 if (LastStatus == DATA0) {
va009039 7:9a20482c9a7a 312 return len;
va009039 7:9a20482c9a7a 313 }
va009039 7:9a20482c9a7a 314 return -1;
va009039 7:9a20482c9a7a 315 }
va009039 7:9a20482c9a7a 316
va009039 7:9a20482c9a7a 317 void USBHALHost::token_ready() {
va009039 7:9a20482c9a7a 318 while(USB0->CTL & USB_CTL_TXSUSPENDTOKENBUSY_MASK) { // TOKEN_BUSY ?
va009039 7:9a20482c9a7a 319 wait_ms(1);
va009039 7:9a20482c9a7a 320 }
va009039 7:9a20482c9a7a 321 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // Clear SOF
va009039 7:9a20482c9a7a 322 while (!(USB0->ISTAT & USB_ISTAT_SOFTOK_MASK));
va009039 7:9a20482c9a7a 323 USB0->SOFTHLD = 0; // this is needed as without this you can get errors
va009039 7:9a20482c9a7a 324 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // clear SOF
va009039 7:9a20482c9a7a 325 }
va009039 7:9a20482c9a7a 326
va009039 7:9a20482c9a7a 327 void USBHALHost::_usbisr(void) {
va009039 7:9a20482c9a7a 328 if (instHost) {
va009039 7:9a20482c9a7a 329 instHost->UsbIrqhandler();
va009039 7:9a20482c9a7a 330 }
va009039 7:9a20482c9a7a 331 }
va009039 7:9a20482c9a7a 332
va009039 7:9a20482c9a7a 333 void USBHALHost::UsbIrqhandler() {
va009039 7:9a20482c9a7a 334 if (USB0->ISTAT & USB_ISTAT_TOKDNE_MASK) {
va009039 7:9a20482c9a7a 335 uint8_t stat = USB0->STAT;
va009039 7:9a20482c9a7a 336 ODD_EVEN next_ptr = (stat & USB_STAT_ODD_MASK) ? ODD : EVEN;
va009039 7:9a20482c9a7a 337 if (stat & USB_STAT_TX_MASK) {
va009039 7:9a20482c9a7a 338 tx_ptr = next_ptr;
va009039 7:9a20482c9a7a 339 } else {
va009039 7:9a20482c9a7a 340 rx_ptr = next_ptr;
va009039 7:9a20482c9a7a 341 }
va009039 7:9a20482c9a7a 342 USB0->ISTAT = USB_ISTAT_TOKDNE_MASK;
va009039 7:9a20482c9a7a 343 token_done = true;
va009039 7:9a20482c9a7a 344 }
va009039 7:9a20482c9a7a 345 if (USB0->ISTAT & USB_ISTAT_ATTACH_MASK) {
va009039 7:9a20482c9a7a 346 USB0->INTEN &= ~USB_INTEN_ATTACHEN_MASK;
va009039 7:9a20482c9a7a 347 USB0->ISTAT = USB_ISTAT_ATTACH_MASK;
va009039 7:9a20482c9a7a 348 attach_done = true;
va009039 7:9a20482c9a7a 349 }
va009039 7:9a20482c9a7a 350 if (USB0->ISTAT & USB_ISTAT_ERROR_MASK) {
va009039 7:9a20482c9a7a 351 uint8_t errstat = USB0->ERRSTAT;
va009039 7:9a20482c9a7a 352 if (errstat & USB_ERRSTAT_PIDERR_MASK) {
va009039 7:9a20482c9a7a 353 report.errstat_piderr++;
va009039 7:9a20482c9a7a 354 }
va009039 7:9a20482c9a7a 355 if (errstat & USB_ERRSTAT_CRC5EOF_MASK) {
va009039 7:9a20482c9a7a 356 report.errstat_crc5eof++;
va009039 7:9a20482c9a7a 357 }
va009039 7:9a20482c9a7a 358 if (errstat & USB_ERRSTAT_CRC16_MASK) {
va009039 7:9a20482c9a7a 359 report.errstat_crc16++;
va009039 7:9a20482c9a7a 360 }
va009039 7:9a20482c9a7a 361 if (errstat & USB_ERRSTAT_DFN8_MASK) {
va009039 7:9a20482c9a7a 362 report.errstat_dfn8++;
va009039 7:9a20482c9a7a 363 }
va009039 7:9a20482c9a7a 364 if (errstat & USB_ERRSTAT_BTOERR_MASK) {
va009039 7:9a20482c9a7a 365 report.errstat_btoerr++;
va009039 7:9a20482c9a7a 366 }
va009039 7:9a20482c9a7a 367 if (errstat & USB_ERRSTAT_DMAERR_MASK) {
va009039 7:9a20482c9a7a 368 report.errstat_dmaerr++;
va009039 7:9a20482c9a7a 369 }
va009039 7:9a20482c9a7a 370 if (errstat & USB_ERRSTAT_BTSERR_MASK) {
va009039 7:9a20482c9a7a 371 report.errstat_btoerr++;
va009039 7:9a20482c9a7a 372 }
va009039 7:9a20482c9a7a 373 USB0->ERRSTAT = errstat;
va009039 7:9a20482c9a7a 374 USB0->ISTAT = USB_ISTAT_ERROR_MASK;
va009039 7:9a20482c9a7a 375 }
va009039 7:9a20482c9a7a 376 }
va009039 7:9a20482c9a7a 377
va009039 7:9a20482c9a7a 378 void Report::clear() {
va009039 7:9a20482c9a7a 379 errstat_piderr = 0;
va009039 7:9a20482c9a7a 380 errstat_crc5eof = 0;
va009039 7:9a20482c9a7a 381 errstat_crc16 = 0;
va009039 7:9a20482c9a7a 382 errstat_dfn8 = 0;
va009039 7:9a20482c9a7a 383 errstat_btoerr = 0;
va009039 7:9a20482c9a7a 384 errstat_dmaerr = 0;
va009039 7:9a20482c9a7a 385 errstat_bsterr = 0;
va009039 7:9a20482c9a7a 386 //
va009039 7:9a20482c9a7a 387 nak = 0;
va009039 7:9a20482c9a7a 388 }
va009039 7:9a20482c9a7a 389
va009039 7:9a20482c9a7a 390 void Report::print_errstat() {
va009039 7:9a20482c9a7a 391 printf("ERRSTAT PID: %d, CRC5EOF: %d, CRC16: %d, DFN8: %d, BTO: %d, DMA: %d, BST: %d\n",
va009039 7:9a20482c9a7a 392 errstat_piderr, errstat_crc5eof,
va009039 7:9a20482c9a7a 393 errstat_crc16, errstat_dfn8,
va009039 7:9a20482c9a7a 394 errstat_btoerr, errstat_dmaerr, errstat_bsterr);
va009039 7:9a20482c9a7a 395 }
va009039 7:9a20482c9a7a 396
va009039 7:9a20482c9a7a 397 void debug_hex(uint8_t* buf, int size) {
va009039 7:9a20482c9a7a 398 for(int i = 0; i < size; i++) {
va009039 7:9a20482c9a7a 399 fprintf(stderr, "%02x ", buf[i]);
va009039 7:9a20482c9a7a 400 if (i%16 == 15) {
va009039 7:9a20482c9a7a 401 fprintf(stderr, "\r\n");
va009039 7:9a20482c9a7a 402 }
va009039 7:9a20482c9a7a 403 }
va009039 7:9a20482c9a7a 404 fprintf(stderr, "\r\n");
va009039 7:9a20482c9a7a 405 }
va009039 7:9a20482c9a7a 406