mirror of
https://github.com/eddyem/stm32samples.git
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111 lines
3.7 KiB
C
111 lines
3.7 KiB
C
/*
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* Copyright 2024 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "usb_descr.h"
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#include "usb_lib.h"
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// string descriptors
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enum{
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iLANGUAGE_DESCR,
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iMANUFACTURER_DESCR,
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iPRODUCT_DESCR,
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iSERIAL_DESCR,
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iINTERFACE_DESCR1,
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iINTERFACE_DESCR2,
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iINTERFACE_DESCR3,
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iINTERFACE_DESCR4,
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iINTERFACE_DESCR5,
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iINTERFACE_DESCR6,
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iINTERFACE_DESCR7,
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iDESCR_AMOUNT
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};
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const uint8_t USB_DeviceDescriptor[] = {
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USB_DT_DEVICE_SIZE, // bLength
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USB_DT_DEVICE, // bDescriptorType
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L16(bcdUSB), // bcdUSB_L
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H16(bcdUSB), // bcdUSB_H
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USB_CLASS_VENDOR_SPEC, // bDeviceClass
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bDeviceSubClass, // bDeviceSubClass
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bDeviceProtocol, // bDeviceProtocol
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USB_EP0BUFSZ, // bMaxPacketSize
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L(idVendor), // idVendor_L
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H(idVendor), // idVendor_H
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L(idProduct), // idProduct_L
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H(idProduct), // idProduct_H
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L(bcdDevice_Ver), // bcdDevice_Ver_L
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H(bcdDevice_Ver), // bcdDevice_Ver_H
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iMANUFACTURER_DESCR, // iManufacturer - indexes of string descriptors in array
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iPRODUCT_DESCR, // iProduct
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iSERIAL_DESCR, // iSerial
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bNumConfigurations // bNumConfigurations
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};
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const uint8_t USB_DeviceQualifierDescriptor[] = {
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USB_DT_QUALIFIER_SIZE, //bLength
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USB_DT_QUALIFIER, // bDescriptorType
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L16(bcdUSB), // bcdUSB_L
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H16(bcdUSB), // bcdUSB_H
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USB_CLASS_VENDOR_SPEC, // bDeviceClass
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bDeviceSubClass, // bDeviceSubClass
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bDeviceProtocol, // bDeviceProtocol
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USB_EP0BUFSZ, // bMaxPacketSize0
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bNumConfigurations, // bNumConfigurations
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0 // Reserved
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};
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#define wTotalLength (USB_DT_CONFIG_SIZE + (bNumInterfaces * USB_DT_INTERFACE_SIZE) + (bTotNumEndpoints * USB_DT_ENDPOINT_SIZE))
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const uint8_t USB_ConfigDescriptor[] = {
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/*Configuration Descriptor*/
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USB_DT_CONFIG_SIZE, /* bLength: Configuration Descriptor size */
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USB_DT_CONFIG, /* bDescriptorType: Configuration */
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L16(wTotalLength), /* wTotalLength.L :no of returned bytes */
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H16(wTotalLength), /* wTotalLength.H */
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bNumInterfaces, /* bNumInterfaces */
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1, /* bConfigurationValue: Current configuration value */
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0, /* iConfiguration: Index of string descriptor describing the configuration or 0 */
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BusPowered, /* bmAttributes - Bus powered */
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100, /* MaxPower in 2mA units */
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/*---------------------------------------------------------------------------*/
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/*Interface Descriptor */
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USB_DT_INTERFACE_SIZE, /* bLength: Interface Descriptor size */
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USB_DT_INTERFACE, /* bDescriptorType: Interface */
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0, /* bInterfaceNumber: Number of Interface */
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0, /* bAlternateSetting: Alternate setting */
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1, /* bNumEndpoints: only 1 used */
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0, /* bInterfaceClass */
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0, /* bInterfaceSubClass */
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0, /* bInterfaceProtocol */
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iINTERFACE_DESCR1, /* iInterface: */
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};
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_USB_LANG_ID_(LD, LANG_US);
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_USB_STRING_(SD, u"0.0.1");
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_USB_STRING_(MD, u"eddy@sao");
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_USB_STRING_(PD, u"Some USB device");
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_USB_STRING_(ID, u"first interface");
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const uint8_t* const StringDescriptor[iDESCR_AMOUNT] = {
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[iLANGUAGE_DESCR] = &LD,
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[iMANUFACTURER_DESCR] = &MD,
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[iPRODUCT_DESCR] = &PD,
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[iSERIAL_DESCR] = &SD,
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[iINTERFACE_DESCR1] = &ID
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};
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