common: Broke the USB descriptors out to their own header
This commit is contained in:
dragonmux
Piotr Esden-Tempski
parent
d6f8a343a2
commit
ada59291c2
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@ -49,20 +49,10 @@
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#include "version.h"
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#include <libopencm3/cm3/nvic.h>
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#include <libopencm3/usb/usbd.h>
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#include <libopencm3/usb/cdc.h>
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#include <libopencm3/cm3/scb.h>
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#include <libopencm3/usb/dfu.h>
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#define GDB_IF_NO 0
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#define UART_IF_NO 2
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#define DFU_IF_NO 4
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#if defined(PLATFORM_HAS_TRACESWO)
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# define TRACE_IF_NO 5
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# define TOTAL_INTERFACES 6
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#else
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# define TOTAL_INTERFACES 5
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#endif
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#include "usb_descriptors.h"
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usbd_device * usbdev;
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@ -71,359 +61,7 @@ static int cdcacm_gdb_dtr = 1;
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static void cdcacm_set_modem_state(usbd_device *dev, int iface, bool dsr, bool dcd);
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static const struct usb_device_descriptor dev_desc = {
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.bLength = USB_DT_DEVICE_SIZE,
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.bDescriptorType = USB_DT_DEVICE,
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.bcdUSB = 0x0200,
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.bDeviceClass = 0xEF, /* Miscellaneous Device */
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.bDeviceSubClass = 2, /* Common Class */
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.bDeviceProtocol = 1, /* Interface Association */
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#ifdef LM4F
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.bMaxPacketSize0 = 64, /*Fixed for icdi*/
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#else
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.bMaxPacketSize0 = 32,
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#endif
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.idVendor = 0x1D50,
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.idProduct = 0x6018,
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.bcdDevice = 0x0100,
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.iManufacturer = 1,
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.iProduct = 2,
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.iSerialNumber = 3,
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.bNumConfigurations = 1,
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};
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/* This notification endpoint isn't implemented. According to CDC spec its
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* optional, but its absence causes a NULL pointer dereference in Linux cdc_acm
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* driver. */
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static const struct usb_endpoint_descriptor gdb_comm_endp[] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = (CDCACM_GDB_ENDPOINT + 1) | USB_REQ_TYPE_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 16,
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.bInterval = 255,
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}};
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static const struct usb_endpoint_descriptor gdb_data_endp[] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = CDCACM_GDB_ENDPOINT,
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.bmAttributes = USB_ENDPOINT_ATTR_BULK,
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.wMaxPacketSize = CDCACM_PACKET_SIZE,
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.bInterval = 1,
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}, {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = CDCACM_GDB_ENDPOINT | USB_REQ_TYPE_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_BULK,
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.wMaxPacketSize = CDCACM_PACKET_SIZE,
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.bInterval = 1,
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}};
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static const struct {
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struct usb_cdc_header_descriptor header;
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struct usb_cdc_call_management_descriptor call_mgmt;
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struct usb_cdc_acm_descriptor acm;
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struct usb_cdc_union_descriptor cdc_union;
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} __attribute__((packed)) gdb_cdcacm_functional_descriptors = {
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.header = {
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.bFunctionLength = sizeof(struct usb_cdc_header_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_HEADER,
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.bcdCDC = 0x0110,
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},
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.call_mgmt = {
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.bFunctionLength =
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sizeof(struct usb_cdc_call_management_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_CALL_MANAGEMENT,
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.bmCapabilities = 0,
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.bDataInterface = GDB_IF_NO + 1,
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},
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.acm = {
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.bFunctionLength = sizeof(struct usb_cdc_acm_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_ACM,
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.bmCapabilities = 2, /* SET_LINE_CODING supported */
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},
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.cdc_union = {
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.bFunctionLength = sizeof(struct usb_cdc_union_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_UNION,
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.bControlInterface = GDB_IF_NO,
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.bSubordinateInterface0 = GDB_IF_NO + 1,
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}
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};
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static const struct usb_interface_descriptor gdb_comm_iface[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_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_CDC_PROTOCOL_NONE,
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.iInterface = 4,
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.endpoint = gdb_comm_endp,
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.extra = &gdb_cdcacm_functional_descriptors,
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.extralen = sizeof(gdb_cdcacm_functional_descriptors)
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}};
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static const struct usb_interface_descriptor gdb_data_iface[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = GDB_IF_NO + 1,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_DATA,
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.bInterfaceSubClass = 0,
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.bInterfaceProtocol = 0,
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.iInterface = 0,
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.endpoint = gdb_data_endp,
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}};
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static const struct usb_iface_assoc_descriptor gdb_assoc = {
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.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
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.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
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.bFirstInterface = GDB_IF_NO,
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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_CDC_PROTOCOL_NONE,
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.iFunction = 4,
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};
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/* Serial ACM interface */
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static const struct usb_endpoint_descriptor uart_comm_endp[] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = (CDCACM_UART_ENDPOINT + 1) | USB_REQ_TYPE_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
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.wMaxPacketSize = 16,
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.bInterval = 255,
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}};
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static const struct usb_endpoint_descriptor uart_data_endp[] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = CDCACM_UART_ENDPOINT,
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.bmAttributes = USB_ENDPOINT_ATTR_BULK,
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.wMaxPacketSize = CDCACM_PACKET_SIZE / 2,
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.bInterval = 1,
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}, {
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = CDCACM_UART_ENDPOINT | USB_REQ_TYPE_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_BULK,
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.wMaxPacketSize = CDCACM_PACKET_SIZE,
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.bInterval = 1,
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}};
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static const struct {
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struct usb_cdc_header_descriptor header;
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struct usb_cdc_call_management_descriptor call_mgmt;
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struct usb_cdc_acm_descriptor acm;
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struct usb_cdc_union_descriptor cdc_union;
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} __attribute__((packed)) uart_cdcacm_functional_descriptors = {
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.header = {
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.bFunctionLength = sizeof(struct usb_cdc_header_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_HEADER,
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.bcdCDC = 0x0110,
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},
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.call_mgmt = {
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.bFunctionLength =
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sizeof(struct usb_cdc_call_management_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_CALL_MANAGEMENT,
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.bmCapabilities = 0,
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.bDataInterface = UART_IF_NO + 1,
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},
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.acm = {
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.bFunctionLength = sizeof(struct usb_cdc_acm_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_ACM,
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.bmCapabilities = 2, /* SET_LINE_CODING supported*/
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},
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.cdc_union = {
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.bFunctionLength = sizeof(struct usb_cdc_union_descriptor),
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.bDescriptorType = CS_INTERFACE,
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.bDescriptorSubtype = USB_CDC_TYPE_UNION,
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.bControlInterface = UART_IF_NO,
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.bSubordinateInterface0 = UART_IF_NO + 1,
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}
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};
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static const struct usb_interface_descriptor uart_comm_iface[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = UART_IF_NO,
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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_CDC_PROTOCOL_NONE,
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.iInterface = 5,
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.endpoint = uart_comm_endp,
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.extra = &uart_cdcacm_functional_descriptors,
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.extralen = sizeof(uart_cdcacm_functional_descriptors)
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}};
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static const struct usb_interface_descriptor uart_data_iface[] = {{
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = UART_IF_NO + 1,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_DATA,
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.bInterfaceSubClass = 0,
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.bInterfaceProtocol = 0,
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.iInterface = 0,
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.endpoint = uart_data_endp,
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}};
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static const struct usb_iface_assoc_descriptor uart_assoc = {
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.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
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.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
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.bFirstInterface = UART_IF_NO,
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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_CDC_PROTOCOL_NONE,
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.iFunction = 5,
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};
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const struct usb_dfu_descriptor dfu_function = {
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.bLength = sizeof(struct usb_dfu_descriptor),
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.bDescriptorType = DFU_FUNCTIONAL,
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.bmAttributes = USB_DFU_CAN_DOWNLOAD | USB_DFU_WILL_DETACH,
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.wDetachTimeout = 255,
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.wTransferSize = 1024,
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.bcdDFUVersion = 0x011A,
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};
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const struct usb_interface_descriptor dfu_iface = {
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = DFU_IF_NO,
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.bAlternateSetting = 0,
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.bNumEndpoints = 0,
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.bInterfaceClass = 0xFE,
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.bInterfaceSubClass = 1,
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.bInterfaceProtocol = 1,
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.iInterface = 6,
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.extra = &dfu_function,
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.extralen = sizeof(dfu_function),
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};
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static const struct usb_iface_assoc_descriptor dfu_assoc = {
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.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
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.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
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.bFirstInterface = DFU_IF_NO,
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.bInterfaceCount = 1,
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.bFunctionClass = 0xFE,
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.bFunctionSubClass = 1,
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.bFunctionProtocol = 1,
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.iFunction = 6,
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};
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#if defined(PLATFORM_HAS_TRACESWO)
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static const struct usb_endpoint_descriptor trace_endp[] = {{
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.bLength = USB_DT_ENDPOINT_SIZE,
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.bDescriptorType = USB_DT_ENDPOINT,
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.bEndpointAddress = TRACE_ENDPOINT | USB_REQ_TYPE_IN,
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.bmAttributes = USB_ENDPOINT_ATTR_BULK,
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.wMaxPacketSize = 64,
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.bInterval = 0,
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}};
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const struct usb_interface_descriptor trace_iface = {
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.bLength = USB_DT_INTERFACE_SIZE,
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.bDescriptorType = USB_DT_INTERFACE,
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.bInterfaceNumber = TRACE_IF_NO,
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = 0xFF,
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.bInterfaceSubClass = 0xFF,
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.bInterfaceProtocol = 0xFF,
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.iInterface = 7,
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.endpoint = trace_endp,
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};
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static const struct usb_iface_assoc_descriptor trace_assoc = {
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.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
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.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
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.bFirstInterface = TRACE_IF_NO,
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.bInterfaceCount = 1,
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.bFunctionClass = 0xFF,
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.bFunctionSubClass = 0xFF,
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.bFunctionProtocol = 0xFF,
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.iFunction = 7,
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};
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#endif
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static const struct usb_interface ifaces[] = {{
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.num_altsetting = 1,
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.iface_assoc = &gdb_assoc,
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.altsetting = gdb_comm_iface,
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}, {
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.num_altsetting = 1,
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.altsetting = gdb_data_iface,
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}, {
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.num_altsetting = 1,
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.iface_assoc = &uart_assoc,
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.altsetting = uart_comm_iface,
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}, {
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.num_altsetting = 1,
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.altsetting = uart_data_iface,
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}, {
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.num_altsetting = 1,
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.iface_assoc = &dfu_assoc,
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.altsetting = &dfu_iface,
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#if defined(PLATFORM_HAS_TRACESWO)
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}, {
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.num_altsetting = 1,
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.iface_assoc = &trace_assoc,
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.altsetting = &trace_iface,
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#endif
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}};
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static const struct usb_config_descriptor config = {
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.bLength = USB_DT_CONFIGURATION_SIZE,
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.bDescriptorType = USB_DT_CONFIGURATION,
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.wTotalLength = 0,
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.bNumInterfaces = TOTAL_INTERFACES,
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.bConfigurationValue = 1,
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.iConfiguration = 0,
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.bmAttributes = 0x80,
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.bMaxPower = 0x32,
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.interface = ifaces,
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};
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static char serial_no[DFU_SERIAL_LENGTH];
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#define BOARD_IDENT "Black Magic Probe " PLATFORM_IDENT FIRMWARE_VERSION
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static const char *usb_strings[] = {
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"Black Magic Debug",
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BOARD_IDENT,
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serial_no,
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"Black Magic GDB Server",
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"Black Magic UART Port",
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"Black Magic DFU",
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#if defined(PLATFORM_HAS_TRACESWO)
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"Black Magic Trace Capture",
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#endif
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};
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char serial_no[DFU_SERIAL_LENGTH];
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static void dfu_detach_complete(usbd_device *dev, struct usb_setup_data *req)
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{
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@ -30,12 +30,6 @@
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#include "usb.h"
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#define CDCACM_PACKET_SIZE 64
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#define CDCACM_GDB_ENDPOINT 1
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#define CDCACM_UART_ENDPOINT 3
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#define TRACE_ENDPOINT 5
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void blackmagic_usb_init(void);
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/* Returns current usb configuration, or 0 if not configured. */
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int cdcacm_get_config(void);
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@ -25,4 +25,10 @@
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extern usbd_device *usbdev;
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#define CDCACM_PACKET_SIZE 64
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#define CDCACM_GDB_ENDPOINT 1
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#define CDCACM_UART_ENDPOINT 3
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#define TRACE_ENDPOINT 5
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#endif /*USB_H*/
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@ -0,0 +1,424 @@
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/*
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* This file is part of the Black Magic Debug project.
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*
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* Copyright (C) 2022 1BitSquared <info@1bitsquared.com>
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* Written by Rachel Mant <git@dragonmux.network>
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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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#ifndef USB_DESCRIPTORS_H
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#define USB_DESCRIPTORS_H
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#include <libopencm3/usb/usbd.h>
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#include <libopencm3/usb/cdc.h>
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#include <libopencm3/usb/dfu.h>
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#include "usb.h"
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#define BOARD_IDENT "Black Magic Probe " PLATFORM_IDENT FIRMWARE_VERSION
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#define GDB_IF_NO 0
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#define UART_IF_NO 2
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#define DFU_IF_NO 4
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#ifdef PLATFORM_HAS_TRACESWO
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#define TRACE_IF_NO 5
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#define TOTAL_INTERFACES 6
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#else
|
||||
#define TOTAL_INTERFACES 5
|
||||
#endif
|
||||
|
||||
extern char serial_no[DFU_SERIAL_LENGTH];
|
||||
|
||||
/* Top-level device descriptor */
|
||||
static const struct usb_device_descriptor dev_desc = {
|
||||
.bLength = USB_DT_DEVICE_SIZE,
|
||||
.bDescriptorType = USB_DT_DEVICE,
|
||||
.bcdUSB = 0x0200,
|
||||
.bDeviceClass = 0xEF, /* Miscellaneous Device */
|
||||
.bDeviceSubClass = 2, /* Common Class */
|
||||
.bDeviceProtocol = 1, /* Interface Association */
|
||||
#ifdef LM4F
|
||||
.bMaxPacketSize0 = 64, /*Fixed for icdi*/
|
||||
#else
|
||||
.bMaxPacketSize0 = 32,
|
||||
#endif
|
||||
.idVendor = 0x1D50,
|
||||
.idProduct = 0x6018,
|
||||
.bcdDevice = 0x0100,
|
||||
.iManufacturer = 1,
|
||||
.iProduct = 2,
|
||||
.iSerialNumber = 3,
|
||||
.bNumConfigurations = 1,
|
||||
};
|
||||
|
||||
/* GDB interface descriptors */
|
||||
|
||||
/* This notification endpoint isn't implemented. According to CDC spec its
|
||||
* optional, but its absence causes a NULL pointer dereference in Linux cdc_acm
|
||||
* driver. */
|
||||
static const struct usb_endpoint_descriptor gdb_comm_endp = {
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = (CDCACM_GDB_ENDPOINT + 1) | USB_REQ_TYPE_IN,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
|
||||
.wMaxPacketSize = 16,
|
||||
.bInterval = 255,
|
||||
};
|
||||
|
||||
static const struct usb_endpoint_descriptor gdb_data_endp[] = {
|
||||
{
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = CDCACM_GDB_ENDPOINT,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_BULK,
|
||||
.wMaxPacketSize = CDCACM_PACKET_SIZE,
|
||||
.bInterval = 1,
|
||||
},
|
||||
{
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = CDCACM_GDB_ENDPOINT | USB_REQ_TYPE_IN,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_BULK,
|
||||
.wMaxPacketSize = CDCACM_PACKET_SIZE,
|
||||
.bInterval = 1,
|
||||
},
|
||||
};
|
||||
|
||||
static const struct {
|
||||
struct usb_cdc_header_descriptor header;
|
||||
struct usb_cdc_call_management_descriptor call_mgmt;
|
||||
struct usb_cdc_acm_descriptor acm;
|
||||
struct usb_cdc_union_descriptor cdc_union;
|
||||
} __attribute__((packed)) gdb_cdcacm_functional_descriptors = {
|
||||
.header =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_header_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_HEADER,
|
||||
.bcdCDC = 0x0110,
|
||||
},
|
||||
.call_mgmt =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_call_management_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_CALL_MANAGEMENT,
|
||||
.bmCapabilities = 0,
|
||||
.bDataInterface = GDB_IF_NO + 1,
|
||||
},
|
||||
.acm =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_acm_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_ACM,
|
||||
.bmCapabilities = 2, /* SET_LINE_CODING supported */
|
||||
},
|
||||
.cdc_union =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_union_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_UNION,
|
||||
.bControlInterface = GDB_IF_NO,
|
||||
.bSubordinateInterface0 = GDB_IF_NO + 1,
|
||||
},
|
||||
};
|
||||
|
||||
static const struct usb_interface_descriptor gdb_comm_iface = {
|
||||
.bLength = USB_DT_INTERFACE_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE,
|
||||
.bInterfaceNumber = 0,
|
||||
.bAlternateSetting = 0,
|
||||
.bNumEndpoints = 1,
|
||||
.bInterfaceClass = USB_CLASS_CDC,
|
||||
.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
|
||||
.bInterfaceProtocol = USB_CDC_PROTOCOL_NONE,
|
||||
.iInterface = 4,
|
||||
|
||||
.endpoint = &gdb_comm_endp,
|
||||
|
||||
.extra = &gdb_cdcacm_functional_descriptors,
|
||||
.extralen = sizeof(gdb_cdcacm_functional_descriptors),
|
||||
};
|
||||
|
||||
static const struct usb_interface_descriptor gdb_data_iface = {
|
||||
.bLength = USB_DT_INTERFACE_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE,
|
||||
.bInterfaceNumber = GDB_IF_NO + 1,
|
||||
.bAlternateSetting = 0,
|
||||
.bNumEndpoints = 2,
|
||||
.bInterfaceClass = USB_CLASS_DATA,
|
||||
.bInterfaceSubClass = 0,
|
||||
.bInterfaceProtocol = 0,
|
||||
.iInterface = 0,
|
||||
|
||||
.endpoint = gdb_data_endp,
|
||||
};
|
||||
|
||||
static const struct usb_iface_assoc_descriptor gdb_assoc = {
|
||||
.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
|
||||
.bFirstInterface = GDB_IF_NO,
|
||||
.bInterfaceCount = 2,
|
||||
.bFunctionClass = USB_CLASS_CDC,
|
||||
.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
|
||||
.bFunctionProtocol = USB_CDC_PROTOCOL_NONE,
|
||||
.iFunction = 4,
|
||||
};
|
||||
|
||||
/* Phyiscal/debug UART interface */
|
||||
|
||||
static const struct usb_endpoint_descriptor uart_comm_endp = {
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = (CDCACM_UART_ENDPOINT + 1) | USB_REQ_TYPE_IN,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT,
|
||||
.wMaxPacketSize = 16,
|
||||
.bInterval = 255,
|
||||
};
|
||||
|
||||
static const struct usb_endpoint_descriptor uart_data_endp[] = {
|
||||
{
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = CDCACM_UART_ENDPOINT,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_BULK,
|
||||
.wMaxPacketSize = CDCACM_PACKET_SIZE / 2,
|
||||
.bInterval = 1,
|
||||
},
|
||||
{
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = CDCACM_UART_ENDPOINT | USB_REQ_TYPE_IN,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_BULK,
|
||||
.wMaxPacketSize = CDCACM_PACKET_SIZE,
|
||||
.bInterval = 1,
|
||||
},
|
||||
};
|
||||
|
||||
static const struct {
|
||||
struct usb_cdc_header_descriptor header;
|
||||
struct usb_cdc_call_management_descriptor call_mgmt;
|
||||
struct usb_cdc_acm_descriptor acm;
|
||||
struct usb_cdc_union_descriptor cdc_union;
|
||||
} __attribute__((packed)) uart_cdcacm_functional_descriptors = {
|
||||
.header =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_header_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_HEADER,
|
||||
.bcdCDC = 0x0110,
|
||||
},
|
||||
.call_mgmt =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_call_management_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_CALL_MANAGEMENT,
|
||||
.bmCapabilities = 0,
|
||||
.bDataInterface = UART_IF_NO + 1,
|
||||
},
|
||||
.acm =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_acm_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_ACM,
|
||||
.bmCapabilities = 2, /* SET_LINE_CODING supported*/
|
||||
},
|
||||
.cdc_union =
|
||||
{
|
||||
.bFunctionLength = sizeof(struct usb_cdc_union_descriptor),
|
||||
.bDescriptorType = CS_INTERFACE,
|
||||
.bDescriptorSubtype = USB_CDC_TYPE_UNION,
|
||||
.bControlInterface = UART_IF_NO,
|
||||
.bSubordinateInterface0 = UART_IF_NO + 1,
|
||||
},
|
||||
};
|
||||
|
||||
static const struct usb_interface_descriptor uart_comm_iface = {
|
||||
.bLength = USB_DT_INTERFACE_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE,
|
||||
.bInterfaceNumber = UART_IF_NO,
|
||||
.bAlternateSetting = 0,
|
||||
.bNumEndpoints = 1,
|
||||
.bInterfaceClass = USB_CLASS_CDC,
|
||||
.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
|
||||
.bInterfaceProtocol = USB_CDC_PROTOCOL_NONE,
|
||||
.iInterface = 5,
|
||||
|
||||
.endpoint = &uart_comm_endp,
|
||||
|
||||
.extra = &uart_cdcacm_functional_descriptors,
|
||||
.extralen = sizeof(uart_cdcacm_functional_descriptors),
|
||||
};
|
||||
|
||||
static const struct usb_interface_descriptor uart_data_iface = {
|
||||
.bLength = USB_DT_INTERFACE_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE,
|
||||
.bInterfaceNumber = UART_IF_NO + 1,
|
||||
.bAlternateSetting = 0,
|
||||
.bNumEndpoints = 2,
|
||||
.bInterfaceClass = USB_CLASS_DATA,
|
||||
.bInterfaceSubClass = 0,
|
||||
.bInterfaceProtocol = 0,
|
||||
.iInterface = 0,
|
||||
|
||||
.endpoint = uart_data_endp,
|
||||
};
|
||||
|
||||
static const struct usb_iface_assoc_descriptor uart_assoc = {
|
||||
.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
|
||||
.bFirstInterface = UART_IF_NO,
|
||||
.bInterfaceCount = 2,
|
||||
.bFunctionClass = USB_CLASS_CDC,
|
||||
.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
|
||||
.bFunctionProtocol = USB_CDC_PROTOCOL_NONE,
|
||||
.iFunction = 5,
|
||||
};
|
||||
|
||||
/* DFU interface */
|
||||
|
||||
const struct usb_dfu_descriptor dfu_function = {
|
||||
.bLength = sizeof(struct usb_dfu_descriptor),
|
||||
.bDescriptorType = DFU_FUNCTIONAL,
|
||||
.bmAttributes = USB_DFU_CAN_DOWNLOAD | USB_DFU_WILL_DETACH,
|
||||
.wDetachTimeout = 255,
|
||||
.wTransferSize = 1024,
|
||||
.bcdDFUVersion = 0x011A,
|
||||
};
|
||||
|
||||
const struct usb_interface_descriptor dfu_iface = {
|
||||
.bLength = USB_DT_INTERFACE_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE,
|
||||
.bInterfaceNumber = DFU_IF_NO,
|
||||
.bAlternateSetting = 0,
|
||||
.bNumEndpoints = 0,
|
||||
.bInterfaceClass = 0xFE,
|
||||
.bInterfaceSubClass = 1,
|
||||
.bInterfaceProtocol = 1,
|
||||
.iInterface = 6,
|
||||
|
||||
.extra = &dfu_function,
|
||||
.extralen = sizeof(dfu_function),
|
||||
};
|
||||
|
||||
static const struct usb_iface_assoc_descriptor dfu_assoc = {
|
||||
.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
|
||||
.bFirstInterface = DFU_IF_NO,
|
||||
.bInterfaceCount = 1,
|
||||
.bFunctionClass = 0xFE,
|
||||
.bFunctionSubClass = 1,
|
||||
.bFunctionProtocol = 1,
|
||||
.iFunction = 6,
|
||||
};
|
||||
|
||||
/* Trace/SWO interface */
|
||||
|
||||
#ifdef PLATFORM_HAS_TRACESWO
|
||||
static const struct usb_endpoint_descriptor trace_endp = {
|
||||
.bLength = USB_DT_ENDPOINT_SIZE,
|
||||
.bDescriptorType = USB_DT_ENDPOINT,
|
||||
.bEndpointAddress = TRACE_ENDPOINT | USB_REQ_TYPE_IN,
|
||||
.bmAttributes = USB_ENDPOINT_ATTR_BULK,
|
||||
.wMaxPacketSize = 64,
|
||||
.bInterval = 0,
|
||||
};
|
||||
|
||||
const struct usb_interface_descriptor trace_iface = {
|
||||
.bLength = USB_DT_INTERFACE_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE,
|
||||
.bInterfaceNumber = TRACE_IF_NO,
|
||||
.bAlternateSetting = 0,
|
||||
.bNumEndpoints = 1,
|
||||
.bInterfaceClass = 0xFF,
|
||||
.bInterfaceSubClass = 0xFF,
|
||||
.bInterfaceProtocol = 0xFF,
|
||||
.iInterface = 7,
|
||||
|
||||
.endpoint = &trace_endp,
|
||||
};
|
||||
|
||||
static const struct usb_iface_assoc_descriptor trace_assoc = {
|
||||
.bLength = USB_DT_INTERFACE_ASSOCIATION_SIZE,
|
||||
.bDescriptorType = USB_DT_INTERFACE_ASSOCIATION,
|
||||
.bFirstInterface = TRACE_IF_NO,
|
||||
.bInterfaceCount = 1,
|
||||
.bFunctionClass = 0xFF,
|
||||
.bFunctionSubClass = 0xFF,
|
||||
.bFunctionProtocol = 0xFF,
|
||||
.iFunction = 7,
|
||||
};
|
||||
#endif
|
||||
|
||||
/* Interface and configuration descriptors */
|
||||
|
||||
static const struct usb_interface ifaces[] = {
|
||||
{
|
||||
.num_altsetting = 1,
|
||||
.iface_assoc = &gdb_assoc,
|
||||
.altsetting = &gdb_comm_iface,
|
||||
},
|
||||
{
|
||||
.num_altsetting = 1,
|
||||
.altsetting = &gdb_data_iface,
|
||||
},
|
||||
{
|
||||
.num_altsetting = 1,
|
||||
.iface_assoc = &uart_assoc,
|
||||
.altsetting = &uart_comm_iface,
|
||||
},
|
||||
{
|
||||
.num_altsetting = 1,
|
||||
.altsetting = &uart_data_iface,
|
||||
},
|
||||
{
|
||||
.num_altsetting = 1,
|
||||
.iface_assoc = &dfu_assoc,
|
||||
.altsetting = &dfu_iface,
|
||||
},
|
||||
#if defined(PLATFORM_HAS_TRACESWO)
|
||||
{
|
||||
.num_altsetting = 1,
|
||||
.iface_assoc = &trace_assoc,
|
||||
.altsetting = &trace_iface,
|
||||
},
|
||||
#endif
|
||||
};
|
||||
|
||||
static const struct usb_config_descriptor config = {
|
||||
.bLength = USB_DT_CONFIGURATION_SIZE,
|
||||
.bDescriptorType = USB_DT_CONFIGURATION,
|
||||
.wTotalLength = 0,
|
||||
.bNumInterfaces = TOTAL_INTERFACES,
|
||||
.bConfigurationValue = 1,
|
||||
.iConfiguration = 0,
|
||||
.bmAttributes = 0x80,
|
||||
.bMaxPower = 0x32,
|
||||
|
||||
.interface = ifaces,
|
||||
};
|
||||
|
||||
static const char *const usb_strings[] = {
|
||||
"Black Magic Debug",
|
||||
BOARD_IDENT,
|
||||
serial_no,
|
||||
"Black Magic GDB Server",
|
||||
"Black Magic UART Port",
|
||||
"Black Magic DFU",
|
||||
#if defined(PLATFORM_HAS_TRACESWO)
|
||||
"Black Magic Trace Capture",
|
||||
#endif
|
||||
};
|
||||
|
||||
#endif /*USB_DESCRIPTORS_H*/
|
||||
Loading…
Reference in New Issue