This fork re-enables FRDM boards and adds WebUSB CDC functionality
Fork of USBDevice_STM32F103 by
USBDFU.cpp
00001 /* Copyright (c) 2010-2011 mbed.org, MIT License 00002 * 00003 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 00004 * and associated documentation files (the "Software"), to deal in the Software without 00005 * restriction, including without limitation the rights to use, copy, modify, merge, publish, 00006 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the 00007 * Software is furnished to do so, subject to the following conditions: 00008 * 00009 * The above copyright notice and this permission notice shall be included in all copies or 00010 * substantial portions of the Software. 00011 * 00012 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 00013 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00014 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 00015 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00016 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00017 */ 00018 00019 #include "stdint.h" 00020 #include "USBHAL.h" 00021 #include "USBDFU.h" 00022 #include "DFU.h" 00023 00024 USBDFU::USBDFU(uint16_t vendor_id, uint16_t product_id, uint16_t product_release, bool connect) 00025 : USBDevice(vendor_id, product_id, product_release), 00026 detach(no_op) 00027 { 00028 if (connect) { 00029 USBDevice::connect(); 00030 } 00031 } 00032 00033 void USBDFU::attach(Callback<void()> func) { 00034 if (func) { 00035 detach.attach(func); 00036 } else { 00037 detach.attach(no_op); 00038 } 00039 } 00040 00041 // 00042 // Route callbacks from lower layers to class(es) 00043 // 00044 00045 00046 // Called in ISR context 00047 // Called by USBDevice on Endpoint0 request 00048 // This is used to handle extensions to standard requests 00049 // and class specific requests 00050 // Return true if class handles this request 00051 bool USBDFU::USBCallback_request() { 00052 bool success = false; 00053 CONTROL_TRANSFER * transfer = getTransferPtr(); 00054 00055 // Process class-specific requests 00056 if (transfer->setup.bmRequestType.Type == CLASS_TYPE) 00057 { 00058 switch (transfer->setup.bRequest) 00059 { 00060 case DFU_DETACH: 00061 detach.call(); 00062 success = true; 00063 default: 00064 break; 00065 } 00066 } 00067 00068 return success; 00069 } 00070 00071 00072 #define DEFAULT_CONFIGURATION (1) 00073 00074 00075 // Called in ISR context 00076 // Set configuration. Return false if the 00077 // configuration is not supported 00078 bool USBDFU::USBCallback_setConfiguration(uint8_t configuration) { 00079 if (configuration != DEFAULT_CONFIGURATION) { 00080 return false; 00081 } 00082 00083 return true; 00084 } 00085 00086 00087 uint8_t * USBDFU::stringIinterfaceDesc() { 00088 static uint8_t stringIinterfaceDescriptor[] = { 00089 0x08, //bLength 00090 STRING_DESCRIPTOR, //bDescriptorType 0x03 00091 'D',0,'F',0,'U',0, //bString iInterface - DFU 00092 }; 00093 return stringIinterfaceDescriptor; 00094 } 00095 00096 uint8_t * USBDFU::stringIproductDesc() { 00097 static uint8_t stringIproductDescriptor[] = { 00098 0x16, //bLength 00099 STRING_DESCRIPTOR, //bDescriptorType 0x03 00100 'D',0,'F',0,'U',0,' ',0,'D',0,'E',0,'V',0,'I',0,'C',0,'E',0 //bString iProduct - DFU device 00101 }; 00102 return stringIproductDescriptor; 00103 } 00104 00105 #define DEFAULT_CONFIGURATION (1) 00106 #define DFU_DESCRIPTOR_LENGTH (9) 00107 #define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \ 00108 + (1 * INTERFACE_DESCRIPTOR_LENGTH) \ 00109 + (1 * DFU_DESCRIPTOR_LENGTH)) 00110 00111 #define DETACH_TIMEOUT 255 00112 #define DFU_TRANSFER_SIZE 1024 00113 00114 uint8_t * USBDFU::configurationDesc() { 00115 static uint8_t configurationDescriptor[] = { 00116 CONFIGURATION_DESCRIPTOR_LENGTH,// bLength 00117 CONFIGURATION_DESCRIPTOR, // bDescriptorType 00118 LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB) 00119 MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB) 00120 0x01, // bNumInterfaces 00121 DEFAULT_CONFIGURATION, // bConfigurationValue 00122 STRING_OFFSET_ICONFIGURATION, // iConfiguration 00123 C_RESERVED | C_SELF_POWERED, // bmAttributes 00124 C_POWER(0), // bMaxPower 00125 00126 INTERFACE_DESCRIPTOR_LENGTH, // bLength 00127 INTERFACE_DESCRIPTOR, // bDescriptorType 00128 0x00, // bInterfaceNumber 00129 0x00, // bAlternateSetting 00130 0x00, // bNumEndpoints 00131 DFU_CLASS_APP_SPECIFIC, // bInterfaceClass 00132 DFU_SUBCLASS_DFU, // bInterfaceSubClass 00133 DFU_PROTO_RUNTIME, // bInterfaceProtocol 00134 STRING_OFFSET_IINTERFACE, // iInterface 00135 00136 DFU_DESCRIPTOR_LENGTH, // bLength 00137 DFU_DESCRIPTOR, // bDescriptorType 00138 (DFU_ATTR_WILL_DETACH // bmAttributes 00139 |DFU_ATTR_CAN_DOWNLOAD), 00140 LSB(DETACH_TIMEOUT), // wDetachTimeOut (LSB) 00141 MSB(DETACH_TIMEOUT), // wDetachTimeOut (MSB) 00142 LSB(DFU_TRANSFER_SIZE), // wTransferSize (LSB) 00143 MSB(DFU_TRANSFER_SIZE), // wTransferSize (MSB) 00144 LSB(DFU_VERSION_1_00), // bcdDFUVersion (LSB) 00145 MSB(DFU_VERSION_1_00), // bcdDFUVersion (MSB) 00146 }; 00147 return configurationDescriptor; 00148 }
Generated on Tue Jul 12 2022 21:49:58 by 1.7.2