descriptor_list.extend(cdc_interfaces)
if 'MSC' in args.devices:
descriptor_list.extend(msc_interfaces)
if 'AUDIO' in args.devices:
# Only add the control interface because other audio interfaces are managed by it to ensure the
# correct ordering.
descriptor_list.append(audio_control_interface)
if 'HID' in args.devices:
descriptor_list.extend(hid_interfaces)
configuration = standard.ConfigurationDescriptor(
description="Composite configuration",
wTotalLength=(standard.ConfigurationDescriptor.bLength +
sum([len(bytes(x)) for x in descriptor_list])),
bNumInterfaces=len(interfaces))
descriptor_list.insert(0, configuration)
string_descriptors = [standard.StringDescriptor(string) for string in StringIndex.strings_in_order()]
serial_number_descriptor = string_descriptors[SERIAL_NUMBER_INDEX]
c_file = args.output_c_file
h_file = args.output_h_file
c_file.write("""\
#include <stdint.h>
#include "py/objtuple.h"
bmAttributes=standard.EndpointDescriptor.TYPE_BULK)
])
]
interfaces = util.join_interfaces(cdc_interfaces, msc_interfaces)
cdc_function = standard.InterfaceAssociationDescriptor(
bFirstInterface=interfaces.index(cdc_interfaces[0]),
bInterfaceCount=len(cdc_interfaces),
bFunctionClass=0x2, # Communications Device Class
bFunctionSubClass=0x2, # Abstract control model
bFunctionProtocol=0x1) # Common AT Commands
configuration = standard.ConfigurationDescriptor(
wTotalLength=(standard.ConfigurationDescriptor.bLength +
cdc_function.bLength +
sum([len(bytes(x)) for x in interfaces])),
bNumInterfaces=len(interfaces))
descriptor_list = [device, configuration, cdc_function]
descriptor_list.extend(interfaces)
descriptor_list.extend(strings)
output_file = args.output_file
output_file.write("#include <stdint.h>\n\n")
output_file.write("#include \"tools/autogen_usb_descriptor.h\"\n\n")
output_file.write("uint8_t usb_descriptors[] = {\n")
descriptor_length = 0
serial_number_offset = None
for descriptor in descriptor_list: