b564e8eb38
* [FL-2010] furi-hal-vcp rework * Fix connect state change on vcp enable * New thread naming scheme and stack size adjustment. * Applications: rename worker threads to match new naming scheme. Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
613 lines
24 KiB
C
613 lines
24 KiB
C
#include "furi-hal-version.h"
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#include "furi-hal-usb_i.h"
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#include "furi-hal-usb-cdc_i.h"
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#include <furi.h>
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#include "usb.h"
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#include "usb_cdc.h"
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#define CDC0_RXD_EP 0x01
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#define CDC0_TXD_EP 0x82
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#define CDC0_NTF_EP 0x83
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#define CDC1_RXD_EP 0x04
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#define CDC1_TXD_EP 0x85
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#define CDC1_NTF_EP 0x86
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#define CDC_NTF_SZ 0x08
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#define IF_NUM_MAX 2
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struct CdcIadDescriptor {
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struct usb_iad_descriptor comm_iad;
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struct usb_interface_descriptor comm;
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struct usb_cdc_header_desc cdc_hdr;
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struct usb_cdc_call_mgmt_desc cdc_mgmt;
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struct usb_cdc_acm_desc cdc_acm;
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struct usb_cdc_union_desc cdc_union;
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struct usb_endpoint_descriptor comm_ep;
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struct usb_interface_descriptor data;
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struct usb_endpoint_descriptor data_eprx;
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struct usb_endpoint_descriptor data_eptx;
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};
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struct CdcConfigDescriptorSingle {
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struct usb_config_descriptor config;
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struct CdcIadDescriptor iad_0;
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} __attribute__((packed));
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struct CdcConfigDescriptorDual {
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struct usb_config_descriptor config;
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struct CdcIadDescriptor iad_0;
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struct CdcIadDescriptor iad_1;
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} __attribute__((packed));
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static const struct usb_string_descriptor dev_manuf_desc = USB_STRING_DESC("Flipper Devices Inc.");
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/* Device descriptor */
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static const struct usb_device_descriptor cdc_device_desc = {
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.bLength = sizeof(struct usb_device_descriptor),
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.bDescriptorType = USB_DTYPE_DEVICE,
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.bcdUSB = VERSION_BCD(2,0,0),
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.bDeviceClass = USB_CLASS_IAD,
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.bDeviceSubClass = USB_SUBCLASS_IAD,
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.bDeviceProtocol = USB_PROTO_IAD,
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.bMaxPacketSize0 = USB_EP0_SIZE,
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.idVendor = 0x0483,
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.idProduct = 0x5740,
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.bcdDevice = VERSION_BCD(1,0,0),
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.iManufacturer = UsbDevManuf,
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.iProduct = UsbDevProduct,
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.iSerialNumber = UsbDevSerial,
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.bNumConfigurations = 1,
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};
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/* Device configuration descriptor - single mode*/
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static const struct CdcConfigDescriptorSingle cdc_cfg_desc_single = {
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.config = {
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.bLength = sizeof(struct usb_config_descriptor),
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.bDescriptorType = USB_DTYPE_CONFIGURATION,
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.wTotalLength = sizeof(struct CdcConfigDescriptorSingle),
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.bNumInterfaces = 2,
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.bConfigurationValue = 1,
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.iConfiguration = NO_DESCRIPTOR,
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.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
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.bMaxPower = USB_CFG_POWER_MA(100),
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},
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.iad_0 = {
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.comm_iad = {
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.bLength = sizeof(struct usb_iad_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
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.bFirstInterface = 0,
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.bInterfaceCount = 2,
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.bFunctionClass = USB_CLASS_CDC,
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.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
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.bFunctionProtocol = USB_PROTO_NONE,
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.iFunction = NO_DESCRIPTOR,
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},
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.comm = {
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.bLength = sizeof(struct usb_interface_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFACE,
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.bInterfaceNumber = 0,
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_CDC,
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.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
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.bInterfaceProtocol = USB_PROTO_NONE,
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.iInterface = NO_DESCRIPTOR,
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},
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.cdc_hdr = {
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.bFunctionLength = sizeof(struct usb_cdc_header_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_HEADER,
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.bcdCDC = VERSION_BCD(1,1,0),
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},
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.cdc_mgmt = {
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.bFunctionLength = sizeof(struct usb_cdc_call_mgmt_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_CALL_MANAGEMENT,
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.bmCapabilities = 0,
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.bDataInterface = 1,
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},
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.cdc_acm = {
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.bFunctionLength = sizeof(struct usb_cdc_acm_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_ACM,
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.bmCapabilities = 0,
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},
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.cdc_union = {
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.bFunctionLength = sizeof(struct usb_cdc_union_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_UNION,
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.bMasterInterface0 = 0,
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.bSlaveInterface0 = 1,
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},
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.comm_ep = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC0_NTF_EP,
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.bmAttributes = USB_EPTYPE_INTERRUPT,
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.wMaxPacketSize = CDC_NTF_SZ,
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.bInterval = 0xFF,
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},
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.data = {
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.bLength = sizeof(struct usb_interface_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFACE,
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.bInterfaceNumber = 1,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_CDC_DATA,
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.bInterfaceSubClass = USB_SUBCLASS_NONE,
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.bInterfaceProtocol = USB_PROTO_NONE,
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.iInterface = NO_DESCRIPTOR,
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},
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.data_eprx = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC0_RXD_EP,
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.bmAttributes = USB_EPTYPE_BULK,
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.wMaxPacketSize = CDC_DATA_SZ,
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.bInterval = 0x01,
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},
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.data_eptx = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC0_TXD_EP,
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.bmAttributes = USB_EPTYPE_BULK,
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.wMaxPacketSize = CDC_DATA_SZ,
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.bInterval = 0x01,
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},
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},
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};
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/* Device configuration descriptor - dual mode*/
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static const struct CdcConfigDescriptorDual cdc_cfg_desc_dual = {
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.config = {
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.bLength = sizeof(struct usb_config_descriptor),
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.bDescriptorType = USB_DTYPE_CONFIGURATION,
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.wTotalLength = sizeof(struct CdcConfigDescriptorDual),
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.bNumInterfaces = 4,
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.bConfigurationValue = 1,
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.iConfiguration = NO_DESCRIPTOR,
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.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
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.bMaxPower = USB_CFG_POWER_MA(100),
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},
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.iad_0 = {
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.comm_iad = {
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.bLength = sizeof(struct usb_iad_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
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.bFirstInterface = 0,
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.bInterfaceCount = 2,
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.bFunctionClass = USB_CLASS_CDC,
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.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
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.bFunctionProtocol = USB_PROTO_NONE,
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.iFunction = NO_DESCRIPTOR,
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},
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.comm = {
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.bLength = sizeof(struct usb_interface_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFACE,
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.bInterfaceNumber = 0,
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_CDC,
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.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
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.bInterfaceProtocol = USB_PROTO_NONE,
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.iInterface = NO_DESCRIPTOR,
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},
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.cdc_hdr = {
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.bFunctionLength = sizeof(struct usb_cdc_header_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_HEADER,
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.bcdCDC = VERSION_BCD(1,1,0),
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},
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.cdc_mgmt = {
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.bFunctionLength = sizeof(struct usb_cdc_call_mgmt_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_CALL_MANAGEMENT,
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.bmCapabilities = 0,
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.bDataInterface = 1,
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},
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.cdc_acm = {
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.bFunctionLength = sizeof(struct usb_cdc_acm_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_ACM,
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.bmCapabilities = 0,
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},
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.cdc_union = {
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.bFunctionLength = sizeof(struct usb_cdc_union_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_UNION,
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.bMasterInterface0 = 0,
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.bSlaveInterface0 = 1,
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},
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.comm_ep = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC0_NTF_EP,
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.bmAttributes = USB_EPTYPE_INTERRUPT,
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.wMaxPacketSize = CDC_NTF_SZ,
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.bInterval = 0xFF,
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},
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.data = {
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.bLength = sizeof(struct usb_interface_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFACE,
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.bInterfaceNumber = 1,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_CDC_DATA,
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.bInterfaceSubClass = USB_SUBCLASS_NONE,
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.bInterfaceProtocol = USB_PROTO_NONE,
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.iInterface = NO_DESCRIPTOR,
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},
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.data_eprx = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC0_RXD_EP,
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.bmAttributes = USB_EPTYPE_BULK,
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.wMaxPacketSize = CDC_DATA_SZ,
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.bInterval = 0x01,
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},
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.data_eptx = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC0_TXD_EP,
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.bmAttributes = USB_EPTYPE_BULK,
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.wMaxPacketSize = CDC_DATA_SZ,
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.bInterval = 0x01,
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},
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},
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.iad_1 = {
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.comm_iad = {
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.bLength = sizeof(struct usb_iad_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
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.bFirstInterface = 2,
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.bInterfaceCount = 2,
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.bFunctionClass = USB_CLASS_CDC,
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.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
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.bFunctionProtocol = USB_PROTO_NONE,
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.iFunction = NO_DESCRIPTOR,
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},
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.comm = {
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.bLength = sizeof(struct usb_interface_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFACE,
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.bInterfaceNumber = 2+0,
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_CDC,
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.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
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.bInterfaceProtocol = USB_PROTO_NONE,
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.iInterface = NO_DESCRIPTOR,
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},
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.cdc_hdr = {
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.bFunctionLength = sizeof(struct usb_cdc_header_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_HEADER,
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.bcdCDC = VERSION_BCD(1,1,0),
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},
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.cdc_mgmt = {
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.bFunctionLength = sizeof(struct usb_cdc_call_mgmt_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_CALL_MANAGEMENT,
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.bmCapabilities = 0,
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.bDataInterface = 2+1,
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},
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.cdc_acm = {
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.bFunctionLength = sizeof(struct usb_cdc_acm_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_ACM,
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.bmCapabilities = 0,
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},
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.cdc_union = {
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.bFunctionLength = sizeof(struct usb_cdc_union_desc),
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.bDescriptorType = USB_DTYPE_CS_INTERFACE,
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.bDescriptorSubType = USB_DTYPE_CDC_UNION,
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.bMasterInterface0 = 2+0,
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.bSlaveInterface0 = 2+1,
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},
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.comm_ep = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC1_NTF_EP,
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.bmAttributes = USB_EPTYPE_INTERRUPT,
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.wMaxPacketSize = CDC_NTF_SZ,
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.bInterval = 0xFF,
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},
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.data = {
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.bLength = sizeof(struct usb_interface_descriptor),
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.bDescriptorType = USB_DTYPE_INTERFACE,
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.bInterfaceNumber = 2+1,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_CDC_DATA,
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.bInterfaceSubClass = USB_SUBCLASS_NONE,
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.bInterfaceProtocol = USB_PROTO_NONE,
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.iInterface = NO_DESCRIPTOR,
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},
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.data_eprx = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC1_RXD_EP,
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.bmAttributes = USB_EPTYPE_BULK,
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.wMaxPacketSize = CDC_DATA_SZ,
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.bInterval = 0x01,
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},
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.data_eptx = {
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.bLength = sizeof(struct usb_endpoint_descriptor),
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.bDescriptorType = USB_DTYPE_ENDPOINT,
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.bEndpointAddress = CDC1_TXD_EP,
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.bmAttributes = USB_EPTYPE_BULK,
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.wMaxPacketSize = CDC_DATA_SZ,
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.bInterval = 0x01,
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},
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},
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};
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static struct usb_cdc_line_coding cdc_config[IF_NUM_MAX] = {};
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static uint8_t cdc_ctrl_line_state[IF_NUM_MAX];
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static void cdc_init(usbd_device* dev, struct UsbInterface* intf);
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static void cdc_deinit(usbd_device *dev);
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static void cdc_on_wakeup(usbd_device *dev);
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static void cdc_on_suspend(usbd_device *dev);
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static usbd_respond cdc_ep_config (usbd_device *dev, uint8_t cfg);
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static usbd_respond cdc_control (usbd_device *dev, usbd_ctlreq *req, usbd_rqc_callback *callback);
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static usbd_device* usb_dev;
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static struct UsbInterface* cdc_if_cur = NULL;
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static CdcCallbacks* callbacks[IF_NUM_MAX] = {NULL};
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struct UsbInterface usb_cdc_single = {
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.init = cdc_init,
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.deinit = cdc_deinit,
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.wakeup = cdc_on_wakeup,
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.suspend = cdc_on_suspend,
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.dev_descr = (struct usb_device_descriptor*)&cdc_device_desc,
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.str_manuf_descr = (void*)&dev_manuf_desc,
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.str_prod_descr = NULL,
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.str_serial_descr = NULL,
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.cfg_descr = (void*)&cdc_cfg_desc_single,
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};
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struct UsbInterface usb_cdc_dual = {
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.init = cdc_init,
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.deinit = cdc_deinit,
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.wakeup = cdc_on_wakeup,
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.suspend = cdc_on_suspend,
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.dev_descr = (struct usb_device_descriptor*)&cdc_device_desc,
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.str_manuf_descr = (void*)&dev_manuf_desc,
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.str_prod_descr = NULL,
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.str_serial_descr = NULL,
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.cfg_descr = (void*)&cdc_cfg_desc_dual,
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};
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static void cdc_init(usbd_device* dev, struct UsbInterface* intf) {
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usb_dev = dev;
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cdc_if_cur = intf;
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char* name = (char*)furi_hal_version_get_device_name_ptr();
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uint8_t len = (name == NULL) ? (0) : (strlen(name));
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struct usb_string_descriptor* dev_prod_desc = furi_alloc(len * 2 + 2);
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dev_prod_desc->bLength = len * 2 + 2;
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dev_prod_desc->bDescriptorType = USB_DTYPE_STRING;
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for (uint8_t i = 0; i < len; i++)
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dev_prod_desc->wString[i] = name[i];
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name = (char*)furi_hal_version_get_name_ptr();
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len = (name == NULL) ? (0) : (strlen(name));
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struct usb_string_descriptor* dev_serial_desc = furi_alloc((len + 5) * 2 + 2);
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dev_serial_desc->bLength = (len + 5) * 2 + 2;
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dev_serial_desc->bDescriptorType = USB_DTYPE_STRING;
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memcpy(dev_serial_desc->wString, "f\0l\0i\0p\0_\0", 5*2);
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for (uint8_t i = 0; i < len; i++)
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dev_serial_desc->wString[i+5] = name[i];
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cdc_if_cur->str_prod_descr = dev_prod_desc;
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cdc_if_cur->str_serial_descr = dev_serial_desc;
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usbd_reg_config(dev, cdc_ep_config);
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usbd_reg_control(dev, cdc_control);
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usbd_connect(dev, true);
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}
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static void cdc_deinit(usbd_device *dev) {
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usbd_reg_config(dev, NULL);
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usbd_reg_control(dev, NULL);
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free(cdc_if_cur->str_prod_descr);
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free(cdc_if_cur->str_serial_descr);
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cdc_if_cur = NULL;
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}
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void furi_hal_cdc_set_callbacks(uint8_t if_num, CdcCallbacks* cb) {
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if (if_num < 2)
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callbacks[if_num] = cb;
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}
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struct usb_cdc_line_coding* furi_hal_cdc_get_port_settings(uint8_t if_num) {
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if (if_num < 2)
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return &cdc_config[if_num];
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return NULL;
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}
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uint8_t furi_hal_cdc_get_ctrl_line_state(uint8_t if_num) {
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if (if_num < 2)
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return cdc_ctrl_line_state[if_num];
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return 0;
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}
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void furi_hal_cdc_send(uint8_t if_num, uint8_t* buf, uint16_t len) {
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if (if_num == 0)
|
|
usbd_ep_write(usb_dev, CDC0_TXD_EP, buf, len);
|
|
else
|
|
usbd_ep_write(usb_dev, CDC1_TXD_EP, buf, len);
|
|
}
|
|
|
|
int32_t furi_hal_cdc_receive(uint8_t if_num, uint8_t* buf, uint16_t max_len) {
|
|
int32_t len = 0;
|
|
if (if_num == 0)
|
|
len = usbd_ep_read(usb_dev, CDC0_RXD_EP, buf, max_len);
|
|
else
|
|
len = usbd_ep_read(usb_dev, CDC1_RXD_EP, buf, max_len);
|
|
return ((len < 0) ? 0 : len);
|
|
}
|
|
|
|
static void cdc_on_wakeup(usbd_device *dev) {
|
|
for (uint8_t i = 0; i < IF_NUM_MAX; i++) {
|
|
if (callbacks[i] != NULL) {
|
|
if (callbacks[i]->state_callback != NULL)
|
|
callbacks[i]->state_callback(1);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void cdc_on_suspend(usbd_device *dev) {
|
|
for (uint8_t i = 0; i < IF_NUM_MAX; i++) {
|
|
cdc_ctrl_line_state[i] = 0;
|
|
if (callbacks[i] != NULL) {
|
|
if (callbacks[i]->state_callback != NULL)
|
|
callbacks[i]->state_callback(0);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void cdc_rx_ep_callback (usbd_device *dev, uint8_t event, uint8_t ep) {
|
|
uint8_t if_num = 0;
|
|
if (ep == CDC0_RXD_EP)
|
|
if_num = 0;
|
|
else
|
|
if_num = 1;
|
|
|
|
if (callbacks[if_num] != NULL) {
|
|
if (callbacks[if_num]->rx_ep_callback != NULL)
|
|
callbacks[if_num]->rx_ep_callback();
|
|
}
|
|
}
|
|
|
|
static void cdc_tx_ep_callback (usbd_device *dev, uint8_t event, uint8_t ep) {
|
|
uint8_t if_num = 0;
|
|
if (ep == CDC0_TXD_EP)
|
|
if_num = 0;
|
|
else
|
|
if_num = 1;
|
|
|
|
if (callbacks[if_num] != NULL) {
|
|
if (callbacks[if_num]->tx_ep_callback != NULL)
|
|
callbacks[if_num]->tx_ep_callback();
|
|
}
|
|
}
|
|
|
|
static void cdc_txrx_ep_callback (usbd_device *dev, uint8_t event, uint8_t ep) {
|
|
if (event == usbd_evt_eptx) {
|
|
cdc_tx_ep_callback(dev, event, ep);
|
|
} else {
|
|
cdc_rx_ep_callback(dev, event, ep);
|
|
}
|
|
}
|
|
|
|
/* Configure endpoints */
|
|
static usbd_respond cdc_ep_config (usbd_device *dev, uint8_t cfg) {
|
|
uint8_t if_cnt = ((struct usb_config_descriptor*)(cdc_if_cur->cfg_descr))->bNumInterfaces;
|
|
switch (cfg) {
|
|
case 0:
|
|
/* deconfiguring device */
|
|
usbd_ep_deconfig(dev, CDC0_NTF_EP);
|
|
usbd_ep_deconfig(dev, CDC0_TXD_EP);
|
|
usbd_ep_deconfig(dev, CDC0_RXD_EP);
|
|
usbd_reg_endpoint(dev, CDC0_RXD_EP, 0);
|
|
usbd_reg_endpoint(dev, CDC0_TXD_EP, 0);
|
|
if (if_cnt == 4) {
|
|
usbd_ep_deconfig(dev, CDC1_NTF_EP);
|
|
usbd_ep_deconfig(dev, CDC1_TXD_EP);
|
|
usbd_ep_deconfig(dev, CDC1_RXD_EP);
|
|
usbd_reg_endpoint(dev, CDC1_RXD_EP, 0);
|
|
usbd_reg_endpoint(dev, CDC1_TXD_EP, 0);
|
|
}
|
|
return usbd_ack;
|
|
case 1:
|
|
/* configuring device */
|
|
if ((CDC0_TXD_EP & 0x7F) != (CDC0_RXD_EP & 0x7F)) {
|
|
// 2x unidirectional endpoint mode with dualbuf
|
|
usbd_ep_config(dev, CDC0_RXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC0_TXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC0_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
|
|
usbd_reg_endpoint(dev, CDC0_RXD_EP, cdc_rx_ep_callback);
|
|
usbd_reg_endpoint(dev, CDC0_TXD_EP, cdc_tx_ep_callback);
|
|
} else {
|
|
// 1x bidirectional endpoint mode
|
|
usbd_ep_config(dev, CDC0_RXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC0_TXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC0_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
|
|
usbd_reg_endpoint(dev, CDC0_RXD_EP, cdc_txrx_ep_callback);
|
|
usbd_reg_endpoint(dev, CDC0_TXD_EP, cdc_txrx_ep_callback);
|
|
}
|
|
usbd_ep_write(dev, CDC0_TXD_EP, 0, 0);
|
|
|
|
if (if_cnt == 4) {
|
|
if ((CDC1_TXD_EP & 0x7F) != (CDC1_RXD_EP & 0x7F)) {
|
|
usbd_ep_config(dev, CDC1_RXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC1_TXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC1_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
|
|
usbd_reg_endpoint(dev, CDC1_RXD_EP, cdc_rx_ep_callback);
|
|
usbd_reg_endpoint(dev, CDC1_TXD_EP, cdc_tx_ep_callback);
|
|
} else {
|
|
usbd_ep_config(dev, CDC1_RXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC1_TXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
|
|
usbd_ep_config(dev, CDC1_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
|
|
usbd_reg_endpoint(dev, CDC1_RXD_EP, cdc_txrx_ep_callback);
|
|
usbd_reg_endpoint(dev, CDC1_TXD_EP, cdc_txrx_ep_callback);
|
|
}
|
|
usbd_ep_write(dev, CDC1_TXD_EP, 0, 0);
|
|
}
|
|
return usbd_ack;
|
|
default:
|
|
return usbd_fail;
|
|
}
|
|
}
|
|
|
|
/* Control requests handler */
|
|
static usbd_respond cdc_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback) {
|
|
/* CDC control requests */
|
|
uint8_t if_num = 0;
|
|
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) == (USB_REQ_INTERFACE | USB_REQ_CLASS)
|
|
&& (req->wIndex == 0 || req->wIndex == 2)) {
|
|
if (req->wIndex == 0)
|
|
if_num = 0;
|
|
else
|
|
if_num = 1;
|
|
|
|
switch(req->bRequest) {
|
|
case USB_CDC_SET_CONTROL_LINE_STATE:
|
|
if (callbacks[if_num] != NULL) {
|
|
cdc_ctrl_line_state[if_num] = req->wValue;
|
|
if (callbacks[if_num]->ctrl_line_callback != NULL)
|
|
callbacks[if_num]->ctrl_line_callback(cdc_ctrl_line_state[if_num]);
|
|
}
|
|
return usbd_ack;
|
|
case USB_CDC_SET_LINE_CODING:
|
|
memcpy(&cdc_config[if_num], req->data, sizeof(cdc_config[0]));
|
|
if (callbacks[if_num] != NULL) {
|
|
if (callbacks[if_num]->config_callback != NULL)
|
|
callbacks[if_num]->config_callback(&cdc_config[if_num]);
|
|
}
|
|
return usbd_ack;
|
|
case USB_CDC_GET_LINE_CODING:
|
|
dev->status.data_ptr = &cdc_config[if_num];
|
|
dev->status.data_count = sizeof(cdc_config[0]);
|
|
return usbd_ack;
|
|
default:
|
|
return usbd_fail;
|
|
}
|
|
}
|
|
return usbd_fail;
|
|
}
|