DECS_2018 / F401RE-USBHost

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Dependencies:   FATFileSystem

Fork of F401RE-USBHost by Norimasa Okamoto

USBHost/USBHALHost_KL46Z.cpp@17:4a710e2ba162, 2014-06-23 (annotated)

Committer:
va009039
Date:
Mon Jun 23 20:48:53 2014 +0900
Revision:
17:4a710e2ba162
Parent:
16:981c3104f6c0
Child:
18:61554f238584
add FRDM-K64F.(not tested)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 11:61843badd06e 1 // Simple USBHost for FRDM-KL46Z
va009039 17:4a710e2ba162 2 #if defined(TARGET_KL46Z)||defined(TARGET_KL25Z)||defined(TARGET_K64F)
va009039 11:61843badd06e 3 #include "USBHALHost_KL46Z.h"
va009039 16:981c3104f6c0 4 #include <algorithm>
va009039 11:61843badd06e 5
va009039 11:61843badd06e 6 template <bool>struct CtAssert;
va009039 11:61843badd06e 7 template <>struct CtAssert<true> {};
va009039 11:61843badd06e 8 #define CTASSERT(A) CtAssert<A>();
va009039 11:61843badd06e 9
va009039 11:61843badd06e 10
va009039 11:61843badd06e 11 #ifdef _USB_DBG
va009039 11:61843badd06e 12 #define USB_DBG(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
va009039 11:61843badd06e 13 #define USB_DBG_HEX(A,B) debug_hex(A,B)
va009039 11:61843badd06e 14 void debug_hex(uint8_t* buf, int size);
va009039 11:61843badd06e 15 #else
va009039 11:61843badd06e 16 #define USB_DBG(...) while(0)
va009039 11:61843badd06e 17 #define USB_DBG_HEX(A,B) while(0)
va009039 11:61843badd06e 18 #endif
va009039 11:61843badd06e 19
va009039 11:61843badd06e 20 #ifdef _USB_TEST
va009039 11:61843badd06e 21 #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 22 #define USB_TEST_ASSERT_FALSE(A) USB_TEST_ASSERT(!(A))
va009039 11:61843badd06e 23 #else
va009039 11:61843badd06e 24 #define USB_TEST_ASSERT(A) while(0)
va009039 11:61843badd06e 25 #define USB_TEST_ASSERT_FALSE(A) while(0)
va009039 11:61843badd06e 26 #endif
va009039 11:61843badd06e 27
va009039 11:61843badd06e 28 #define USB_INFO(...) do{fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");}while(0);
va009039 11:61843badd06e 29
va009039 11:61843badd06e 30 #define BD_OWN_MASK (1<<7)
va009039 11:61843badd06e 31 #define BD_DATA01_MASK (1<<6)
va009039 11:61843badd06e 32 #define BD_KEEP_MASK (1<<5)
va009039 11:61843badd06e 33 #define BD_NINC_MASK (1<<4)
va009039 11:61843badd06e 34 #define BD_DTS_MASK (1<<3)
va009039 11:61843badd06e 35 #define BD_STALL_MASK (1<<2)
va009039 11:61843badd06e 36
va009039 11:61843badd06e 37 #define TX 1
va009039 11:61843badd06e 38 #define RX 0
va009039 11:61843badd06e 39
va009039 11:61843badd06e 40 #define EP0_BDT_IDX(dir, odd) (((2 * dir) + (1 * odd)))
va009039 11:61843badd06e 41
va009039 11:61843badd06e 42 #define SETUP_TOKEN 0x0D
va009039 11:61843badd06e 43 #define IN_TOKEN 0x09
va009039 11:61843badd06e 44 #define OUT_TOKEN 0x01
va009039 11:61843badd06e 45
va009039 11:61843badd06e 46 // for each endpt: 8 bytes
va009039 11:61843badd06e 47 struct BDT {
va009039 11:61843badd06e 48 uint8_t info; // BD[0:7]
va009039 11:61843badd06e 49 uint8_t dummy; // RSVD: BD[8:15]
va009039 11:61843badd06e 50 uint16_t byte_count; // BD[16:32]
va009039 11:61843badd06e 51 uint32_t address; // Addr
va009039 11:61843badd06e 52 void setBuffer(uint8_t* buf, int size) {
va009039 11:61843badd06e 53 address = (uint32_t)buf;
va009039 11:61843badd06e 54 byte_count = size;
va009039 11:61843badd06e 55 }
va009039 11:61843badd06e 56 uint8_t getStatus() {
va009039 11:61843badd06e 57 return (info>>2)&0x0f;
va009039 11:61843badd06e 58 }
va009039 11:61843badd06e 59 };
va009039 11:61843badd06e 60
va009039 11:61843badd06e 61 __attribute__((__aligned__(512))) BDT bdt[64];
va009039 11:61843badd06e 62
va009039 11:61843badd06e 63 USBHALHost* USBHALHost::instHost;
va009039 11:61843badd06e 64
va009039 11:61843badd06e 65 USBHALHost::USBHALHost() {
va009039 11:61843badd06e 66 instHost = this;
va009039 11:61843badd06e 67 report.clear();
va009039 11:61843badd06e 68 }
va009039 11:61843badd06e 69
va009039 11:61843badd06e 70 void USBHALHost::init() {
va009039 11:61843badd06e 71 // Disable IRQ
va009039 11:61843badd06e 72 NVIC_DisableIRQ(USB0_IRQn);
va009039 11:61843badd06e 73
va009039 16:981c3104f6c0 74 #if defined(TARGET_K64F)
va009039 16:981c3104f6c0 75 MPU->CESR=0;
va009039 16:981c3104f6c0 76 #endif
va009039 16:981c3104f6c0 77
va009039 11:61843badd06e 78 // choose usb src as PLL
va009039 11:61843badd06e 79 SIM->SOPT2 |= (SIM_SOPT2_USBSRC_MASK | SIM_SOPT2_PLLFLLSEL_MASK);
va009039 11:61843badd06e 80
va009039 11:61843badd06e 81 // enable OTG clock
va009039 11:61843badd06e 82 SIM->SCGC4 |= SIM_SCGC4_USBOTG_MASK;
va009039 11:61843badd06e 83
va009039 11:61843badd06e 84 // USB Module Configuration
va009039 11:61843badd06e 85 // Reset USB Module
va009039 11:61843badd06e 86 USB0->USBTRC0 |= USB_USBTRC0_USBRESET_MASK;
va009039 11:61843badd06e 87 while(USB0->USBTRC0 & USB_USBTRC0_USBRESET_MASK);
va009039 11:61843badd06e 88
va009039 11:61843badd06e 89 // Clear interrupt flag
va009039 11:61843badd06e 90 USB0->ISTAT = 0xff;
va009039 11:61843badd06e 91
va009039 11:61843badd06e 92 // Set BDT Base Register
va009039 11:61843badd06e 93 USB0->BDTPAGE1=(uint8_t)((uint32_t)bdt>>8);
va009039 11:61843badd06e 94 USB0->BDTPAGE2=(uint8_t)((uint32_t)bdt>>16);
va009039 11:61843badd06e 95 USB0->BDTPAGE3=(uint8_t)((uint32_t)bdt>>24);
va009039 11:61843badd06e 96
va009039 11:61843badd06e 97 // Set SOF threshold
va009039 11:61843badd06e 98 USB0->SOFTHLD = USB_SOFTHLD_CNT(1);
va009039 11:61843badd06e 99
va009039 11:61843badd06e 100 // pulldown D+ and D-
va009039 11:61843badd06e 101 USB0->USBCTRL = USB_USBCTRL_PDE_MASK;
va009039 11:61843badd06e 102
va009039 11:61843badd06e 103 USB0->USBTRC0 |= 0x40;
va009039 11:61843badd06e 104
va009039 11:61843badd06e 105 // Host mode
va009039 11:61843badd06e 106 USB0->CTL |= USB_CTL_HOSTMODEEN_MASK;
va009039 11:61843badd06e 107 // Desable SOF packet generation
va009039 11:61843badd06e 108 USB0->CTL &= ~USB_CTL_USBENSOFEN_MASK;
va009039 11:61843badd06e 109
va009039 11:61843badd06e 110 NVIC_SetVector(USB0_IRQn, (uint32_t)_usbisr);
va009039 11:61843badd06e 111 NVIC_EnableIRQ(USB0_IRQn);
va009039 11:61843badd06e 112
va009039 11:61843badd06e 113 bool lowSpeed = wait_attach();
va009039 11:61843badd06e 114
va009039 11:61843badd06e 115 for(int retry = 2; retry > 0; retry--) {
va009039 11:61843badd06e 116 // Enable RESET
va009039 11:61843badd06e 117 USB0->CTL |= USB_CTL_RESET_MASK;
va009039 11:61843badd06e 118 wait_ms(500);
va009039 11:61843badd06e 119 USB0->CTL &= ~USB_CTL_RESET_MASK;
va009039 11:61843badd06e 120
va009039 11:61843badd06e 121 // Enable SOF
va009039 11:61843badd06e 122 USB0->CTL |= USB_CTL_USBENSOFEN_MASK;
va009039 11:61843badd06e 123 wait_ms(100);
va009039 11:61843badd06e 124
va009039 11:61843badd06e 125 // token transfer initialize
va009039 11:61843badd06e 126 token_transfer_init();
va009039 11:61843badd06e 127
va009039 11:61843badd06e 128 USB0->INTEN |= USB_INTEN_TOKDNEEN_MASK|
va009039 11:61843badd06e 129 USB_INTEN_ERROREN_MASK;
va009039 11:61843badd06e 130 USB0->ERREN |= USB_ERREN_PIDERREN_MASK|
va009039 11:61843badd06e 131 USB_ERREN_CRC5EOFEN_MASK|
va009039 11:61843badd06e 132 USB_ERREN_CRC16EN_MASK|
va009039 11:61843badd06e 133 USB_ERREN_DFN8EN_MASK|
va009039 11:61843badd06e 134 USB_ERREN_BTOERREN_MASK|
va009039 11:61843badd06e 135 USB_ERREN_DMAERREN_MASK|
va009039 11:61843badd06e 136 USB_ERREN_BTSERREN_MASK;
va009039 11:61843badd06e 137
va009039 11:61843badd06e 138 if (addDevice(NULL, 0, lowSpeed)) {
va009039 11:61843badd06e 139 break;
va009039 11:61843badd06e 140 }
va009039 11:61843badd06e 141 USB_DBG("retry=%d", retry);
va009039 11:61843badd06e 142 USB_TEST_ASSERT(retry > 1);
va009039 11:61843badd06e 143 }
va009039 11:61843badd06e 144 }
va009039 11:61843badd06e 145
va009039 11:61843badd06e 146 bool USBHALHost::wait_attach() {
va009039 11:61843badd06e 147 attach_done = false;
va009039 11:61843badd06e 148 USB0->INTEN = USB_INTEN_ATTACHEN_MASK;
va009039 11:61843badd06e 149 Timer t;
va009039 11:61843badd06e 150 t.reset();
va009039 11:61843badd06e 151 t.start();
va009039 11:61843badd06e 152 while(!attach_done) {
va009039 11:61843badd06e 153 if (t.read_ms() > 5*1000) {
va009039 11:61843badd06e 154 t.reset();
va009039 11:61843badd06e 155 USB_INFO("Please attach USB device.");
va009039 11:61843badd06e 156 }
va009039 11:61843badd06e 157 }
va009039 11:61843badd06e 158 wait_ms(100);
va009039 11:61843badd06e 159 USB_TEST_ASSERT_FALSE(USB0->CTL & USB_CTL_SE0_MASK);
va009039 11:61843badd06e 160 root_lowSpeed = (USB0->CTL & USB_CTL_JSTATE_MASK) ? false : true;
va009039 11:61843badd06e 161 return root_lowSpeed;
va009039 11:61843badd06e 162 }
va009039 11:61843badd06e 163
va009039 11:61843badd06e 164 void USBHALHost::setAddr(int _addr, bool _lowSpeed) {
va009039 11:61843badd06e 165 USB0->ADDR = (_lowSpeed ? USB_ADDR_LSEN_MASK : 0x00) | USB_ADDR_ADDR(_addr);
va009039 11:61843badd06e 166 }
va009039 11:61843badd06e 167
va009039 11:61843badd06e 168 void USBHALHost::setEndpoint() {
va009039 11:61843badd06e 169 USB0->ENDPOINT[0].ENDPT = (root_lowSpeed ? USB_ENDPT_HOSTWOHUB_MASK : 0x00)|
va009039 11:61843badd06e 170 USB_ENDPT_RETRYDIS_MASK|
va009039 11:61843badd06e 171 USB_ENDPT_EPCTLDIS_MASK|
va009039 11:61843badd06e 172 USB_ENDPT_EPRXEN_MASK|
va009039 11:61843badd06e 173 USB_ENDPT_EPTXEN_MASK|
va009039 11:61843badd06e 174 USB_ENDPT_EPHSHK_MASK;
va009039 11:61843badd06e 175 }
va009039 11:61843badd06e 176
va009039 11:61843badd06e 177 void USBHALHost::token_transfer_init() {
va009039 11:61843badd06e 178 tx_ptr = ODD;
va009039 11:61843badd06e 179 rx_ptr = ODD;
va009039 11:61843badd06e 180 }
va009039 11:61843badd06e 181
va009039 11:61843badd06e 182 int USBHALHost::token_setup(USBEndpoint* ep, SETUP_PACKET* setup, uint16_t wLength) {
va009039 11:61843badd06e 183 USBDeviceConnected* dev = ep->getDevice();
va009039 11:61843badd06e 184 for(int retry = 0;; retry++) {
va009039 11:61843badd06e 185 token_ready();
va009039 11:61843badd06e 186 USB0->ENDPOINT[0].ENDPT = (root_lowSpeed ? USB_ENDPT_HOSTWOHUB_MASK : 0x00) |
va009039 11:61843badd06e 187 USB_ENDPT_RETRYDIS_MASK|
va009039 11:61843badd06e 188 USB_ENDPT_EPRXEN_MASK|
va009039 11:61843badd06e 189 USB_ENDPT_EPTXEN_MASK|
va009039 11:61843badd06e 190 USB_ENDPT_EPHSHK_MASK;
va009039 11:61843badd06e 191 CTASSERT(sizeof(SETUP_PACKET) == 8);
va009039 11:61843badd06e 192 setup->wLength = wLength;
va009039 11:61843badd06e 193 int idx = EP0_BDT_IDX(TX, tx_ptr);
va009039 11:61843badd06e 194 bdt[idx].setBuffer((uint8_t*)setup, sizeof(SETUP_PACKET));
va009039 11:61843badd06e 195 bdt[idx].info = BD_OWN_MASK |
va009039 11:61843badd06e 196 BD_DTS_MASK; // always data0
va009039 11:61843badd06e 197 token_done = false;
va009039 11:61843badd06e 198 USB0->TOKEN = USB_TOKEN_TOKENPID(SETUP_TOKEN)|
va009039 11:61843badd06e 199 USB_TOKEN_TOKENENDPT(ep->getAddress() & 0x7f);
va009039 11:61843badd06e 200 while(!token_done);
va009039 11:61843badd06e 201 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 202 if (LastStatus == ACK) {
va009039 11:61843badd06e 203 if (retry > 0) {
va009039 11:61843badd06e 204 USB_DBG("retry=%d %02x", retry, prev_LastStatus);
va009039 11:61843badd06e 205 }
va009039 11:61843badd06e 206 break;
va009039 11:61843badd06e 207 } else if (LastStatus == STALL) {
va009039 11:61843badd06e 208 report.stall++;
va009039 11:61843badd06e 209 return STALL;
va009039 11:61843badd06e 210 }
va009039 11:61843badd06e 211 if (retry > 10) {
va009039 11:61843badd06e 212 USB_DBG("retry=%d", retry);
va009039 11:61843badd06e 213 break;
va009039 11:61843badd06e 214 }
va009039 11:61843badd06e 215 prev_LastStatus = LastStatus;
va009039 11:61843badd06e 216 wait_ms(100 * retry);
va009039 11:61843badd06e 217 }
va009039 11:61843badd06e 218 ep->setData01(DATA1); // next toggle
va009039 11:61843badd06e 219 return LastStatus;
va009039 11:61843badd06e 220 }
va009039 11:61843badd06e 221
va009039 11:61843badd06e 222 int USBHALHost::token_in(USBEndpoint* ep, uint8_t* data, int size, int retryLimit) {
va009039 11:61843badd06e 223 for(int retry = 0;; retry++) {
va009039 11:61843badd06e 224 token_ready();
va009039 11:61843badd06e 225 int idx = EP0_BDT_IDX(RX, rx_ptr);
va009039 11:61843badd06e 226 bdt[idx].setBuffer(data, size);
va009039 11:61843badd06e 227 bdt[idx].info = BD_OWN_MASK|
va009039 11:61843badd06e 228 BD_DTS_MASK|
va009039 11:61843badd06e 229 (ep->getData01() == DATA1 ? BD_DATA01_MASK : 0);
va009039 11:61843badd06e 230 token_done = false;
va009039 11:61843badd06e 231 USB0->TOKEN = USB_TOKEN_TOKENPID(IN_TOKEN)|
va009039 11:61843badd06e 232 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 11:61843badd06e 233 while(!token_done);
va009039 11:61843badd06e 234 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 235 int len = bdt[idx].byte_count;
va009039 11:61843badd06e 236 if (LastStatus == DATA0 || LastStatus == DATA1) {
va009039 11:61843badd06e 237 USB_TEST_ASSERT(ep->getData01() == LastStatus);
va009039 11:61843badd06e 238 ep->setData01(LastStatus == DATA0 ? DATA1 : DATA0);
va009039 11:61843badd06e 239 if (retry > 0) {
va009039 11:61843badd06e 240 //USB_DBG("len=%d retry=%d %02x", len, retry, prev_LastStatus);
va009039 11:61843badd06e 241 }
va009039 11:61843badd06e 242 return len;
va009039 11:61843badd06e 243 } else if (LastStatus == STALL) {
va009039 11:61843badd06e 244 report.stall++;
va009039 11:61843badd06e 245 return -1;
va009039 11:61843badd06e 246 } else if (LastStatus == NAK) {
va009039 11:61843badd06e 247 report.nak++;
va009039 11:61843badd06e 248 if (retry >= retryLimit) {
va009039 11:61843badd06e 249 if (retryLimit > 0) {
va009039 11:61843badd06e 250 USB_DBG("retry=%d retryLimit=%d", retry, retryLimit);
va009039 11:61843badd06e 251 }
va009039 11:61843badd06e 252 return -1;
va009039 11:61843badd06e 253 }
va009039 11:61843badd06e 254 wait_ms(100 * retry);
va009039 11:61843badd06e 255 } else if (LastStatus == Bus_Timeout) {
va009039 11:61843badd06e 256 if (retry >= retryLimit) {
va009039 11:61843badd06e 257 if (retryLimit > 0) {
va009039 11:61843badd06e 258 USB_DBG("Bus_Timeout retry=%d retryLimit=%d", retry, retryLimit);
va009039 11:61843badd06e 259 }
va009039 11:61843badd06e 260 return -1;
va009039 11:61843badd06e 261 }
va009039 11:61843badd06e 262 wait_ms(500 + 100 * retry);
va009039 11:61843badd06e 263 } else {
va009039 11:61843badd06e 264 return -1;
va009039 11:61843badd06e 265 }
va009039 11:61843badd06e 266 prev_LastStatus = LastStatus;
va009039 11:61843badd06e 267 }
va009039 11:61843badd06e 268 }
va009039 11:61843badd06e 269
va009039 11:61843badd06e 270 int USBHALHost::token_out(USBEndpoint* ep, const uint8_t* data, int size, int retryLimit) {
va009039 11:61843badd06e 271 for(int retry = 0;; retry++) {
va009039 11:61843badd06e 272 token_ready();
va009039 11:61843badd06e 273 int idx = EP0_BDT_IDX(TX, tx_ptr);
va009039 11:61843badd06e 274 bdt[idx].setBuffer((uint8_t*)data, size);
va009039 11:61843badd06e 275 bdt[idx].info = BD_OWN_MASK|
va009039 11:61843badd06e 276 BD_DTS_MASK|
va009039 11:61843badd06e 277 (ep->getData01() == DATA1 ? BD_DATA01_MASK : 0);
va009039 11:61843badd06e 278 token_done = false;
va009039 11:61843badd06e 279 USB0->TOKEN = USB_TOKEN_TOKENPID(OUT_TOKEN)|
va009039 11:61843badd06e 280 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 11:61843badd06e 281 while(!token_done);
va009039 11:61843badd06e 282 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 283 int len = bdt[idx].byte_count;
va009039 11:61843badd06e 284 //USB_DBG("len=%d %02x", len, LastStatus);
va009039 11:61843badd06e 285 if (LastStatus == ACK) {
va009039 11:61843badd06e 286 ep->toggleData01();
va009039 11:61843badd06e 287 if (retry > 0) {
va009039 11:61843badd06e 288 USB_DBG("len=%d retry=%d %02x", len, retry, prev_LastStatus);
va009039 11:61843badd06e 289 }
va009039 11:61843badd06e 290 return len;
va009039 11:61843badd06e 291 } else if (LastStatus == STALL) {
va009039 11:61843badd06e 292 report.stall++;
va009039 11:61843badd06e 293 return -1;
va009039 11:61843badd06e 294 } else if (LastStatus == NAK) {
va009039 11:61843badd06e 295 report.nak++;
va009039 11:61843badd06e 296 if (retry > retryLimit) {
va009039 11:61843badd06e 297 USB_DBG("retry=%d retryLimit=%d", retry, retryLimit);
va009039 11:61843badd06e 298 return -1;
va009039 11:61843badd06e 299 }
va009039 11:61843badd06e 300 wait_ms(100 * retry);
va009039 11:61843badd06e 301 } else {
va009039 11:61843badd06e 302 return -1;
va009039 11:61843badd06e 303 }
va009039 11:61843badd06e 304 prev_LastStatus = LastStatus;
va009039 11:61843badd06e 305 }
va009039 11:61843badd06e 306 }
va009039 11:61843badd06e 307
va009039 11:61843badd06e 308 int USBHALHost::token_iso_in(USBEndpoint* ep, uint8_t* data, int size) {
va009039 11:61843badd06e 309 while(USB0->CTL & USB_CTL_TXSUSPENDTOKENBUSY_MASK); // TOKEN_BUSY ?
va009039 11:61843badd06e 310 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // Clear SOF
va009039 11:61843badd06e 311 while (!(USB0->ISTAT & USB_ISTAT_SOFTOK_MASK));
va009039 11:61843badd06e 312 USB0->SOFTHLD = 0; // this is needed as without this you can get errors
va009039 11:61843badd06e 313 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // clear SOF
va009039 11:61843badd06e 314
va009039 11:61843badd06e 315 USB0->ENDPOINT[0].ENDPT = USB_ENDPT_EPCTLDIS_MASK|
va009039 11:61843badd06e 316 USB_ENDPT_RETRYDIS_MASK|
va009039 11:61843badd06e 317 USB_ENDPT_EPRXEN_MASK|
va009039 11:61843badd06e 318 USB_ENDPT_EPTXEN_MASK;
va009039 11:61843badd06e 319 int idx = EP0_BDT_IDX(RX, rx_ptr);
va009039 11:61843badd06e 320 bdt[idx].setBuffer(data, size);
va009039 11:61843badd06e 321 bdt[idx].info = BD_OWN_MASK|
va009039 11:61843badd06e 322 BD_DTS_MASK; // always DATA0
va009039 11:61843badd06e 323 token_done = false;
va009039 11:61843badd06e 324 USB0->TOKEN = USB_TOKEN_TOKENPID(IN_TOKEN)|
va009039 11:61843badd06e 325 USB_TOKEN_TOKENENDPT(ep->getAddress()&0x7f);
va009039 11:61843badd06e 326 while(!token_done);
va009039 11:61843badd06e 327 LastStatus = bdt[idx].getStatus();
va009039 11:61843badd06e 328 int len = bdt[idx].byte_count;
va009039 11:61843badd06e 329 if (LastStatus == DATA0) {
va009039 11:61843badd06e 330 return len;
va009039 11:61843badd06e 331 }
va009039 11:61843badd06e 332 return -1;
va009039 11:61843badd06e 333 }
va009039 11:61843badd06e 334
va009039 11:61843badd06e 335 void USBHALHost::token_ready() {
va009039 11:61843badd06e 336 while(USB0->CTL & USB_CTL_TXSUSPENDTOKENBUSY_MASK) { // TOKEN_BUSY ?
va009039 11:61843badd06e 337 wait_ms(1);
va009039 11:61843badd06e 338 }
va009039 11:61843badd06e 339 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // Clear SOF
va009039 11:61843badd06e 340 while (!(USB0->ISTAT & USB_ISTAT_SOFTOK_MASK));
va009039 11:61843badd06e 341 USB0->SOFTHLD = 0; // this is needed as without this you can get errors
va009039 11:61843badd06e 342 USB0->ISTAT |= USB_ISTAT_SOFTOK_MASK; // clear SOF
va009039 11:61843badd06e 343 }
va009039 11:61843badd06e 344
va009039 16:981c3104f6c0 345 int USBHALHost::multi_token_in(USBEndpoint* ep, uint8_t* data, size_t total, bool block) {
va009039 16:981c3104f6c0 346 if (total == 0) {
va009039 16:981c3104f6c0 347 return token_in(ep);
va009039 16:981c3104f6c0 348 }
va009039 16:981c3104f6c0 349 int retryLimit = block ? 10 : 0;
va009039 16:981c3104f6c0 350 int read_len = 0;
va009039 16:981c3104f6c0 351 for(int n = 0; read_len < total; n++) {
va009039 16:981c3104f6c0 352 int size = std::min((int)total-read_len, ep->getSize());
va009039 16:981c3104f6c0 353 int result = token_in(ep, data+read_len, size, retryLimit);
va009039 16:981c3104f6c0 354 if (result < 0) {
va009039 16:981c3104f6c0 355 if (block) {
va009039 16:981c3104f6c0 356 return -1;
va009039 16:981c3104f6c0 357 }
va009039 16:981c3104f6c0 358 if (LastStatus == NAK) {
va009039 16:981c3104f6c0 359 if (n == 0) {
va009039 16:981c3104f6c0 360 return -1;
va009039 16:981c3104f6c0 361 }
va009039 16:981c3104f6c0 362 break;
va009039 16:981c3104f6c0 363 }
va009039 16:981c3104f6c0 364 return result;
va009039 16:981c3104f6c0 365 }
va009039 16:981c3104f6c0 366 read_len += result;
va009039 16:981c3104f6c0 367 if (result < ep->getSize()) {
va009039 16:981c3104f6c0 368 break;
va009039 16:981c3104f6c0 369 }
va009039 16:981c3104f6c0 370 }
va009039 16:981c3104f6c0 371 return read_len;
va009039 16:981c3104f6c0 372 }
va009039 16:981c3104f6c0 373
va009039 16:981c3104f6c0 374 int USBHALHost::multi_token_out(USBEndpoint* ep, const uint8_t* data, size_t total, bool block) {
va009039 16:981c3104f6c0 375 if (total == 0) {
va009039 16:981c3104f6c0 376 return token_out(ep);
va009039 16:981c3104f6c0 377 }
va009039 16:981c3104f6c0 378 int write_len = 0;
va009039 16:981c3104f6c0 379 for(int n = 0; write_len < total; n++) {
va009039 16:981c3104f6c0 380 int size = std::min((int)total-write_len, ep->getSize());
va009039 16:981c3104f6c0 381 int result = token_out(ep, data+write_len, size);
va009039 16:981c3104f6c0 382 if (result < 0) {
va009039 16:981c3104f6c0 383 if (LastStatus == NAK) {
va009039 16:981c3104f6c0 384 if (n == 0) {
va009039 16:981c3104f6c0 385 return -1;
va009039 16:981c3104f6c0 386 }
va009039 16:981c3104f6c0 387 break;
va009039 16:981c3104f6c0 388 }
va009039 16:981c3104f6c0 389 USB_DBG("token_out result=%d %02x", result, LastStatus);
va009039 16:981c3104f6c0 390 return result;
va009039 16:981c3104f6c0 391 }
va009039 16:981c3104f6c0 392 write_len += result;
va009039 16:981c3104f6c0 393 if (result < ep->getSize()) {
va009039 16:981c3104f6c0 394 break;
va009039 16:981c3104f6c0 395 }
va009039 16:981c3104f6c0 396 }
va009039 16:981c3104f6c0 397 return write_len;
va009039 16:981c3104f6c0 398 }
va009039 16:981c3104f6c0 399
va009039 11:61843badd06e 400 void USBHALHost::_usbisr(void) {
va009039 11:61843badd06e 401 if (instHost) {
va009039 11:61843badd06e 402 instHost->UsbIrqhandler();
va009039 11:61843badd06e 403 }
va009039 11:61843badd06e 404 }
va009039 11:61843badd06e 405
va009039 11:61843badd06e 406 void USBHALHost::UsbIrqhandler() {
va009039 11:61843badd06e 407 if (USB0->ISTAT & USB_ISTAT_TOKDNE_MASK) {
va009039 11:61843badd06e 408 uint8_t stat = USB0->STAT;
va009039 11:61843badd06e 409 ODD_EVEN next_ptr = (stat & USB_STAT_ODD_MASK) ? ODD : EVEN;
va009039 11:61843badd06e 410 if (stat & USB_STAT_TX_MASK) {
va009039 11:61843badd06e 411 tx_ptr = next_ptr;
va009039 11:61843badd06e 412 } else {
va009039 11:61843badd06e 413 rx_ptr = next_ptr;
va009039 11:61843badd06e 414 }
va009039 11:61843badd06e 415 USB0->ISTAT = USB_ISTAT_TOKDNE_MASK;
va009039 11:61843badd06e 416 token_done = true;
va009039 11:61843badd06e 417 }
va009039 11:61843badd06e 418 if (USB0->ISTAT & USB_ISTAT_ATTACH_MASK) {
va009039 11:61843badd06e 419 USB0->INTEN &= ~USB_INTEN_ATTACHEN_MASK;
va009039 11:61843badd06e 420 USB0->ISTAT = USB_ISTAT_ATTACH_MASK;
va009039 11:61843badd06e 421 attach_done = true;
va009039 11:61843badd06e 422 }
va009039 11:61843badd06e 423 if (USB0->ISTAT & USB_ISTAT_ERROR_MASK) {
va009039 11:61843badd06e 424 uint8_t errstat = USB0->ERRSTAT;
va009039 11:61843badd06e 425 if (errstat & USB_ERRSTAT_PIDERR_MASK) {
va009039 11:61843badd06e 426 report.errstat_piderr++;
va009039 11:61843badd06e 427 }
va009039 11:61843badd06e 428 if (errstat & USB_ERRSTAT_CRC5EOF_MASK) {
va009039 11:61843badd06e 429 report.errstat_crc5eof++;
va009039 11:61843badd06e 430 }
va009039 11:61843badd06e 431 if (errstat & USB_ERRSTAT_CRC16_MASK) {
va009039 11:61843badd06e 432 report.errstat_crc16++;
va009039 11:61843badd06e 433 }
va009039 11:61843badd06e 434 if (errstat & USB_ERRSTAT_DFN8_MASK) {
va009039 11:61843badd06e 435 report.errstat_dfn8++;
va009039 11:61843badd06e 436 }
va009039 11:61843badd06e 437 if (errstat & USB_ERRSTAT_BTOERR_MASK) {
va009039 11:61843badd06e 438 report.errstat_btoerr++;
va009039 11:61843badd06e 439 }
va009039 11:61843badd06e 440 if (errstat & USB_ERRSTAT_DMAERR_MASK) {
va009039 11:61843badd06e 441 report.errstat_dmaerr++;
va009039 11:61843badd06e 442 }
va009039 11:61843badd06e 443 if (errstat & USB_ERRSTAT_BTSERR_MASK) {
va009039 11:61843badd06e 444 report.errstat_btoerr++;
va009039 11:61843badd06e 445 }
va009039 11:61843badd06e 446 USB0->ERRSTAT = errstat;
va009039 11:61843badd06e 447 USB0->ISTAT = USB_ISTAT_ERROR_MASK;
va009039 11:61843badd06e 448 }
va009039 11:61843badd06e 449 }
va009039 11:61843badd06e 450
va009039 11:61843badd06e 451 void Report::clear() {
va009039 11:61843badd06e 452 errstat_piderr = 0;
va009039 11:61843badd06e 453 errstat_crc5eof = 0;
va009039 11:61843badd06e 454 errstat_crc16 = 0;
va009039 11:61843badd06e 455 errstat_dfn8 = 0;
va009039 11:61843badd06e 456 errstat_btoerr = 0;
va009039 11:61843badd06e 457 errstat_dmaerr = 0;
va009039 11:61843badd06e 458 errstat_bsterr = 0;
va009039 11:61843badd06e 459 //
va009039 11:61843badd06e 460 nak = 0;
va009039 11:61843badd06e 461 }
va009039 11:61843badd06e 462
va009039 11:61843badd06e 463 void Report::print_errstat() {
va009039 11:61843badd06e 464 printf("ERRSTAT PID: %d, CRC5EOF: %d, CRC16: %d, DFN8: %d, BTO: %d, DMA: %d, BST: %d\n",
va009039 11:61843badd06e 465 errstat_piderr, errstat_crc5eof,
va009039 11:61843badd06e 466 errstat_crc16, errstat_dfn8,
va009039 11:61843badd06e 467 errstat_btoerr, errstat_dmaerr, errstat_bsterr);
va009039 11:61843badd06e 468 }
va009039 11:61843badd06e 469
va009039 11:61843badd06e 470 void debug_hex(uint8_t* buf, int size) {
va009039 11:61843badd06e 471 int n = 0;
va009039 11:61843badd06e 472 for(int i = 0; i < size; i++) {
va009039 11:61843badd06e 473 fprintf(stderr, "%02x ", buf[i]);
va009039 11:61843badd06e 474 if (++n >= 16) {
va009039 11:61843badd06e 475 fprintf(stderr, "\n");
va009039 11:61843badd06e 476 n = 0;
va009039 11:61843badd06e 477 }
va009039 11:61843badd06e 478 }
va009039 11:61843badd06e 479 if (n > 0) {
va009039 11:61843badd06e 480 fprintf(stderr, "\n");
va009039 11:61843badd06e 481 }
va009039 11:61843badd06e 482 }
va009039 11:61843badd06e 483
va009039 11:61843badd06e 484 #endif
va009039 11:61843badd06e 485
va009039 11:61843badd06e 486