diff options
author | vin <git@vineetk.net> | 2024-01-15 18:52:15 -0500 |
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committer | vin <git@vineetk.net> | 2024-01-15 18:52:15 -0500 |
commit | 39b43b676e9aa8f549fea6fca7a6b7fd7891de69 (patch) | |
tree | 2559e89a4398c5bbe278c01f7549a9cfde3b6d7f /lib/usbhost/USB_Host_Shield_2.0/cdcftdi.cpp | |
parent | 8c8e1ad4d3f6a197cc7a0550940e0c71d84c050e (diff) |
remove more unused libraries
Diffstat (limited to 'lib/usbhost/USB_Host_Shield_2.0/cdcftdi.cpp')
-rw-r--r-- | lib/usbhost/USB_Host_Shield_2.0/cdcftdi.cpp | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/lib/usbhost/USB_Host_Shield_2.0/cdcftdi.cpp b/lib/usbhost/USB_Host_Shield_2.0/cdcftdi.cpp deleted file mode 100644 index 80d21d16ec..0000000000 --- a/lib/usbhost/USB_Host_Shield_2.0/cdcftdi.cpp +++ /dev/null @@ -1,334 +0,0 @@ -/* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved. - -This software may be distributed and modified under the terms of the GNU -General Public License version 2 (GPL2) as published by the Free Software -Foundation and appearing in the file GPL2.TXT included in the packaging of -this file. Please note that GPL2 Section 2[b] requires that all works based -on this software must also be made publicly available under the terms of -the GPL2 ("Copyleft"). - -Contact information -------------------- - -Circuits At Home, LTD -Web : http://www.circuitsathome.com -e-mail : support@circuitsathome.com - */ -#include "cdcftdi.h" - -const uint8_t FTDI::epDataInIndex = 1; -const uint8_t FTDI::epDataOutIndex = 2; -const uint8_t FTDI::epInterruptInIndex = 3; - -FTDI::FTDI(USB *p, FTDIAsyncOper *pasync) : -pAsync(pasync), -pUsb(p), -bAddress(0), -bNumEP(1), -wFTDIType(0) { - for(uint8_t i = 0; i < FTDI_MAX_ENDPOINTS; i++) { - epInfo[i].epAddr = 0; - epInfo[i].maxPktSize = (i) ? 0 : 8; - epInfo[i].epAttribs = 0; - epInfo[i].bmNakPower = (i==epDataInIndex) ? USB_NAK_NOWAIT: USB_NAK_MAX_POWER; - } - if(pUsb) - pUsb->RegisterDeviceClass(this); -} - -uint8_t FTDI::Init(uint8_t parent, uint8_t port, bool lowspeed) { - const uint8_t constBufSize = sizeof (USB_DEVICE_DESCRIPTOR); - - uint8_t buf[constBufSize]; - USB_DEVICE_DESCRIPTOR * udd = reinterpret_cast<USB_DEVICE_DESCRIPTOR*>(buf); - uint8_t rcode; - UsbDevice *p = NULL; - EpInfo *oldep_ptr = NULL; - - uint8_t num_of_conf; // number of configurations - - AddressPool &addrPool = pUsb->GetAddressPool(); - - USBTRACE("FTDI Init\r\n"); - - if(bAddress) - return USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE; - - // Get pointer to pseudo device with address 0 assigned - p = addrPool.GetUsbDevicePtr(0); - - if(!p) - return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL; - - if(!p->epinfo) { - USBTRACE("epinfo\r\n"); - return USB_ERROR_EPINFO_IS_NULL; - } - - // Save old pointer to EP_RECORD of address 0 - oldep_ptr = p->epinfo; - - // Temporary assign new pointer to epInfo to p->epinfo in order to avoid toggle inconsistence - p->epinfo = epInfo; - - p->lowspeed = lowspeed; - - // Get device descriptor - rcode = pUsb->getDevDescr(0, 0, sizeof (USB_DEVICE_DESCRIPTOR), buf); - - // Restore p->epinfo - p->epinfo = oldep_ptr; - - if(rcode) - goto FailGetDevDescr; - if(udd->idVendor != FTDI_VID || udd->idProduct != FTDI_PID) - return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED; - - // Save type of FTDI chip - wFTDIType = udd->bcdDevice; - - // Allocate new address according to device class - bAddress = addrPool.AllocAddress(parent, false, port); - - if(!bAddress) - return USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL; - - // Extract Max Packet Size from the device descriptor - epInfo[0].maxPktSize = udd->bMaxPacketSize0; - - // Assign new address to the device - rcode = pUsb->setAddr(0, 0, bAddress); - - if(rcode) { - p->lowspeed = false; - addrPool.FreeAddress(bAddress); - bAddress = 0; - USBTRACE2("setAddr:", rcode); - return rcode; - } - - USBTRACE2("Addr:", bAddress); - - p->lowspeed = false; - - p = addrPool.GetUsbDevicePtr(bAddress); - - if(!p) - return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL; - - p->lowspeed = lowspeed; - - num_of_conf = udd->bNumConfigurations; - - // Assign epInfo to epinfo pointer - rcode = pUsb->setEpInfoEntry(bAddress, 1, epInfo); - - if(rcode) - goto FailSetDevTblEntry; - - USBTRACE2("NC:", num_of_conf); - - for(uint8_t i = 0; i < num_of_conf; i++) { - HexDumper<USBReadParser, uint16_t, uint16_t> HexDump; - ConfigDescParser < 0xFF, 0xFF, 0xFF, CP_MASK_COMPARE_ALL> confDescrParser(this); - - rcode = pUsb->getConfDescr(bAddress, 0, i, &HexDump); - - if(rcode) - goto FailGetConfDescr; - - rcode = pUsb->getConfDescr(bAddress, 0, i, &confDescrParser); - - if(rcode) - goto FailGetConfDescr; - - if(bNumEP > 1) - break; - } // for - - if(bNumEP < 2) - return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED; - - USBTRACE2("NumEP:", bNumEP); - - // Assign epInfo to epinfo pointer - rcode = pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo); - - USBTRACE2("Conf:", bConfNum); - - // Set Configuration Value - rcode = pUsb->setConf(bAddress, 0, bConfNum); - - if(rcode) - goto FailSetConfDescr; - - rcode = pAsync->OnInit(this); - - if(rcode) - goto FailOnInit; - - USBTRACE("FTDI configured\r\n"); - - bPollEnable = true; - return 0; - -FailGetDevDescr: -#ifdef DEBUG_USB_HOST - NotifyFailGetDevDescr(); - goto Fail; -#endif - -FailSetDevTblEntry: -#ifdef DEBUG_USB_HOST - NotifyFailSetDevTblEntry(); - goto Fail; -#endif - -FailGetConfDescr: -#ifdef DEBUG_USB_HOST - NotifyFailGetConfDescr(); - goto Fail; -#endif - -FailSetConfDescr: -#ifdef DEBUG_USB_HOST - NotifyFailSetConfDescr(); - goto Fail; -#endif - -FailOnInit: -#ifdef DEBUG_USB_HOST - USBTRACE("OnInit:"); - -Fail: - NotifyFail(rcode); -#endif - Release(); - return rcode; -} - -void FTDI::EndpointXtract(uint8_t conf, uint8_t iface, uint8_t alt, uint8_t proto, const USB_ENDPOINT_DESCRIPTOR *pep) { - ErrorMessage<uint8_t > (PSTR("Conf.Val"), conf); - ErrorMessage<uint8_t > (PSTR("Iface Num"), iface); - ErrorMessage<uint8_t > (PSTR("Alt.Set"), alt); - - bConfNum = conf; - - uint8_t index; - - if((pep->bmAttributes & 0x03) == 3 && (pep->bEndpointAddress & 0x80) == 0x80) - index = epInterruptInIndex; - else - if((pep->bmAttributes & 0x02) == 2) - index = ((pep->bEndpointAddress & 0x80) == 0x80) ? epDataInIndex : epDataOutIndex; - else - return; - - // Fill in the endpoint info structure - epInfo[index].epAddr = (pep->bEndpointAddress & 0x0F); - epInfo[index].maxPktSize = (uint8_t)pep->wMaxPacketSize; - epInfo[index].epAttribs = 0; - - bNumEP++; - - PrintEndpointDescriptor(pep); -} - -uint8_t FTDI::Release() { - pUsb->GetAddressPool().FreeAddress(bAddress); - - bAddress = 0; - bNumEP = 1; - qNextPollTime = 0; - bPollEnable = false; - return pAsync->OnRelease(this); -} - -uint8_t FTDI::Poll() { - uint8_t rcode = 0; - - //if (!bPollEnable) - // return 0; - - //if (qNextPollTime <= millis()) - //{ - // USB_HOST_SERIAL.println(bAddress, HEX); - - // qNextPollTime = millis() + 100; - //} - return rcode; -} - -uint8_t FTDI::SetBaudRate(uint32_t baud) { - uint16_t baud_value, baud_index = 0; - uint32_t divisor3; - - divisor3 = 48000000 / 2 / baud; // divisor shifted 3 bits to the left - - if(wFTDIType == FT232AM) { - if((divisor3 & 0x7) == 7) - divisor3++; // round x.7/8 up to x+1 - - baud_value = divisor3 >> 3; - divisor3 &= 0x7; - - if(divisor3 == 1) baud_value |= 0xc000; - else // 0.125 - if(divisor3 >= 4) baud_value |= 0x4000; - else // 0.5 - if(divisor3 != 0) baud_value |= 0x8000; // 0.25 - if(baud_value == 1) baud_value = 0; /* special case for maximum baud rate */ - } else { - static const unsigned char divfrac [8] = {0, 3, 2, 0, 1, 1, 2, 3}; - static const unsigned char divindex[8] = {0, 0, 0, 1, 0, 1, 1, 1}; - - baud_value = divisor3 >> 3; - baud_value |= divfrac [divisor3 & 0x7] << 14; - baud_index = divindex[divisor3 & 0x7]; - - /* Deal with special cases for highest baud rates. */ - if(baud_value == 1) baud_value = 0; - else // 1.0 - if(baud_value == 0x4001) baud_value = 1; // 1.5 - } - USBTRACE2("baud_value:", baud_value); - USBTRACE2("baud_index:", baud_index); - return pUsb->ctrlReq(bAddress, 0, bmREQ_FTDI_OUT, FTDI_SIO_SET_BAUD_RATE, baud_value & 0xff, baud_value >> 8, baud_index, 0, 0, NULL, NULL); -} - -uint8_t FTDI::SetModemControl(uint16_t signal) { - return pUsb->ctrlReq(bAddress, 0, bmREQ_FTDI_OUT, FTDI_SIO_MODEM_CTRL, signal & 0xff, signal >> 8, 0, 0, 0, NULL, NULL); -} - -uint8_t FTDI::SetFlowControl(uint8_t protocol, uint8_t xon, uint8_t xoff) { - return pUsb->ctrlReq(bAddress, 0, bmREQ_FTDI_OUT, FTDI_SIO_SET_FLOW_CTRL, xon, xoff, protocol << 8, 0, 0, NULL, NULL); -} - -uint8_t FTDI::SetData(uint16_t databm) { - return pUsb->ctrlReq(bAddress, 0, bmREQ_FTDI_OUT, FTDI_SIO_SET_DATA, databm & 0xff, databm >> 8, 0, 0, 0, NULL, NULL); -} - -uint8_t FTDI::RcvData(uint16_t *bytes_rcvd, uint8_t *dataptr) { - return pUsb->inTransfer(bAddress, epInfo[epDataInIndex].epAddr, bytes_rcvd, dataptr); -} - -uint8_t FTDI::SndData(uint16_t nbytes, uint8_t *dataptr) { - return pUsb->outTransfer(bAddress, epInfo[epDataOutIndex].epAddr, nbytes, dataptr); -} - -void FTDI::PrintEndpointDescriptor(const USB_ENDPOINT_DESCRIPTOR* ep_ptr) { - Notify(PSTR("Endpoint descriptor:"), 0x80); - Notify(PSTR("\r\nLength:\t\t"), 0x80); - D_PrintHex<uint8_t > (ep_ptr->bLength, 0x80); - Notify(PSTR("\r\nType:\t\t"), 0x80); - D_PrintHex<uint8_t > (ep_ptr->bDescriptorType, 0x80); - Notify(PSTR("\r\nAddress:\t"), 0x80); - D_PrintHex<uint8_t > (ep_ptr->bEndpointAddress, 0x80); - Notify(PSTR("\r\nAttributes:\t"), 0x80); - D_PrintHex<uint8_t > (ep_ptr->bmAttributes, 0x80); - Notify(PSTR("\r\nMaxPktSize:\t"), 0x80); - D_PrintHex<uint16_t > (ep_ptr->wMaxPacketSize, 0x80); - Notify(PSTR("\r\nPoll Intrv:\t"), 0x80); - D_PrintHex<uint8_t > (ep_ptr->bInterval, 0x80); - Notify(PSTR("\r\n"), 0x80); -} |