267 lines
9.3 KiB
C
267 lines
9.3 KiB
C
#include "usb_device_config.h"
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#include "usb.h"
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#include "usb_device.h"
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#include "include/usb/usb_device_class.h"
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#include "include/usb/usb_device_hid.h"
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#include "util.h"
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#include "usb_device_descriptor.h"
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#include "composite.h"
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#include "hid_keyboard.h"
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#include "hid_mouse.h"
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uint8_t UsbDeviceDescriptor[USB_DESCRIPTOR_LENGTH_DEVICE] = {
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USB_DESCRIPTOR_LENGTH_DEVICE,
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USB_DESCRIPTOR_TYPE_DEVICE,
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USB_SHORT_GET_LOW(USB_DEVICE_SPECIFICATION_BCD_VERSION),
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USB_SHORT_GET_HIGH(USB_DEVICE_SPECIFICATION_BCD_VERSION),
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USB_DEVICE_CLASS,
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USB_DEVICE_SUBCLASS,
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USB_DEVICE_PROTOCOL,
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USB_CONTROL_MAX_PACKET_SIZE,
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GET_LSB_OF_WORD(USB_VENDOR_ID),
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GET_MSB_OF_WORD(USB_VENDOR_ID),
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GET_LSB_OF_WORD(USB_PRODUCT_ID),
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GET_MSB_OF_WORD(USB_PRODUCT_ID),
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USB_SHORT_GET_LOW(USB_DEVICE_RELEASE_NUMBER),
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USB_SHORT_GET_HIGH(USB_DEVICE_RELEASE_NUMBER),
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USB_STRING_DESCRIPTOR_ID_MANUFACTURER,
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USB_STRING_DESCRIPTOR_ID_PRODUCT,
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USB_STRING_DESCRIPTOR_ID_SERIAL_NUMBER,
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USB_DEVICE_CONFIGURATION_COUNT,
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};
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uint8_t UsbConfigurationDescriptor[USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL] = {
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// Configuration descriptor
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USB_DESCRIPTOR_LENGTH_CONFIGURE,
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USB_DESCRIPTOR_TYPE_CONFIGURE,
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USB_SHORT_GET_LOW(USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL),
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USB_SHORT_GET_HIGH(USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL), // Total length of data returned for this configuration.
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USB_COMPOSITE_INTERFACE_COUNT,
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USB_COMPOSITE_CONFIGURE_INDEX, // Value to use as an argument to the SetConfiguration() request to select this configuration
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0x00U, // Index of string descriptor describing this configuration
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// Configuration characteristics
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// D7: Reserved (set to one)
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// D6: Self-powered
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// D5: Remote Wakeup
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// D4...0: Reserved (reset to zero)
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(USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_D7_MASK) |
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(USB_DEVICE_CONFIG_SELF_POWER << USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_SELF_POWERED_SHIFT) |
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(USB_DEVICE_CONFIG_REMOTE_WAKEUP << USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_REMOTE_WAKEUP_SHIFT),
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// Maximum power consumption of the USB device from the bus in this specific configuration
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// when the device is fully operational. Expressed in 2 mA units (i.e., 50 = 100 mA).
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USB_DEVICE_MAX_POWER,
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// Mouse interface descriptor
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USB_DESCRIPTOR_LENGTH_INTERFACE,
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USB_DESCRIPTOR_TYPE_INTERFACE,
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USB_MOUSE_INTERFACE_INDEX,
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0x00U, // Value used to select this alternate setting for the interface identified in the prior field
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USB_MOUSE_ENDPOINT_COUNT,
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USB_MOUSE_CLASS,
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USB_MOUSE_SUBCLASS,
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USB_MOUSE_PROTOCOL,
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USB_STRING_DESCRIPTOR_ID_MOUSE,
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// Mouse HID descriptor
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USB_DESCRIPTOR_LENGTH_HID,
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USB_DESCRIPTOR_TYPE_HID,
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0x00U, 0x01U, // ID Class Specification release.
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0x00U, // Country code of the localized hardware
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0x01U, // Number of class descriptors (at least one report descriptor)
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USB_DESCRIPTOR_TYPE_HID_REPORT,
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USB_SHORT_GET_LOW(USB_MOUSE_REPORT_DESCRIPTOR_LENGTH),
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USB_SHORT_GET_HIGH(USB_MOUSE_REPORT_DESCRIPTOR_LENGTH),
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// Mouse endpoint descriptor
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USB_DESCRIPTOR_LENGTH_ENDPOINT,
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USB_DESCRIPTOR_TYPE_ENDPOINT,
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// The address of the endpoint on the USB device described by this descriptor.
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USB_MOUSE_ENDPOINT_IN | (USB_IN << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT),
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USB_ENDPOINT_INTERRUPT, // This field describes the endpoint's attributes
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// Maximum packet size this endpoint is capable of sending or receiving when this configuration is selected.
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USB_SHORT_GET_LOW(USB_MOUSE_INTERRUPT_IN_PACKET_SIZE), USB_SHORT_GET_HIGH(USB_MOUSE_INTERRUPT_IN_PACKET_SIZE),
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USB_MOUSE_INTERRUPT_IN_INTERVAL, // Interval for polling endpoint for data transfers.
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// Keyboard interface descriptor
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USB_DESCRIPTOR_LENGTH_INTERFACE,
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USB_DESCRIPTOR_TYPE_INTERFACE,
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USB_KEYBOARD_INTERFACE_INDEX,
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0x00U, // Value used to select this alternate setting for the interface identified in the prior field
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USB_KEYBOARD_ENDPOINT_COUNT,
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USB_KEYBOARD_CLASS,
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USB_KEYBOARD_SUBCLASS,
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USB_KEYBOARD_PROTOCOL,
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USB_STRING_DESCRIPTOR_ID_KEYBOARD,
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// Keyboard HID descriptor
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USB_DESCRIPTOR_LENGTH_HID,
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USB_DESCRIPTOR_TYPE_HID,
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0x00U, 0x01U, // HID Class Specification release
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0x00U, // Country code of the localized hardware
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0x01U, // Number of class descriptors (at least one report descriptor)
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USB_DESCRIPTOR_TYPE_HID_REPORT,
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USB_SHORT_GET_LOW(USB_KEYBOARD_REPORT_DESCRIPTOR_LENGTH),
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USB_SHORT_GET_HIGH(USB_KEYBOARD_REPORT_DESCRIPTOR_LENGTH),
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// Keyboard endpoint descriptor
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USB_DESCRIPTOR_LENGTH_ENDPOINT,
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USB_DESCRIPTOR_TYPE_ENDPOINT,
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USB_KEYBOARD_ENDPOINT_IN | (USB_IN << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT),
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// The address of the endpoint on the USB device described by this descriptor.
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USB_ENDPOINT_INTERRUPT, // This field describes the endpoint's attributes
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USB_SHORT_GET_LOW(USB_KEYBOARD_INTERRUPT_IN_PACKET_SIZE),
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USB_SHORT_GET_HIGH(USB_KEYBOARD_INTERRUPT_IN_PACKET_SIZE),
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// Maximum packet size this endpoint is capable of sending or receiving when this configuration is selected.
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USB_KEYBOARD_INTERRUPT_IN_INTERVAL,
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};
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uint8_t UsbLanguageListStringDescriptor[USB_DESCRIPTOR_LENGTH_STRING0] = {
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sizeof(UsbLanguageListStringDescriptor),
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USB_DESCRIPTOR_TYPE_STRING,
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GET_LSB_OF_WORD(USB_LANGUAGE_ID_UNITED_STATES),
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GET_MSB_OF_WORD(USB_LANGUAGE_ID_UNITED_STATES)
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};
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uint8_t UsbManufacturerString[USB_MANUFACTURER_STRING_DESCRIPTOR_LENGTH] = {
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sizeof(UsbManufacturerString),
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USB_DESCRIPTOR_TYPE_STRING,
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'F', 0x00U,
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'R', 0x00U,
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'E', 0x00U,
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'E', 0x00U,
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'S', 0x00U,
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'C', 0x00U,
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'A', 0x00U,
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'L', 0x00U,
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'E', 0x00U,
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' ', 0x00U,
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'S', 0x00U,
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'E', 0x00U,
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'M', 0x00U,
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'I', 0x00U,
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'C', 0x00U,
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'O', 0x00U,
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'N', 0x00U,
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'D', 0x00U,
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'U', 0x00U,
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'C', 0x00U,
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'T', 0x00U,
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'O', 0x00U,
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'R', 0x00U,
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' ', 0x00U,
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'I', 0x00U,
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'N', 0x00U,
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'C', 0x00U,
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'.', 0x00U,
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};
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uint8_t UsbProductString[USB_PRODUCT_STRING_DESCRIPTOR_LENGTH] = {
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sizeof(UsbProductString),
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USB_DESCRIPTOR_TYPE_STRING,
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'C', 0x00U,
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'O', 0x00U,
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'M', 0x00U,
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'P', 0x00U,
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'O', 0x00U,
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'S', 0x00U,
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'I', 0x00U,
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'T', 0x00U,
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'E', 0x00U,
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' ', 0x00U,
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'D', 0x00U,
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'E', 0x00U,
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'V', 0x00U,
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'I', 0x00U,
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'C', 0x00U,
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'E', 0x00U,
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};
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uint32_t UsbStringDescriptorLengths[USB_STRING_DESCRIPTOR_COUNT] = {
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sizeof(UsbLanguageListStringDescriptor),
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sizeof(UsbManufacturerString),
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sizeof(UsbProductString),
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sizeof(UsbMouseString),
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sizeof(UsbKeyboardString),
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};
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uint8_t *UsbStringDescriptors[USB_STRING_DESCRIPTOR_COUNT] = {
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UsbLanguageListStringDescriptor,
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UsbManufacturerString,
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UsbProductString,
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UsbMouseString,
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UsbKeyboardString,
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};
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usb_status_t USB_DeviceGetDeviceDescriptor(
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usb_device_handle handle, usb_device_get_device_descriptor_struct_t *deviceDescriptor)
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{
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deviceDescriptor->buffer = UsbDeviceDescriptor;
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deviceDescriptor->length = USB_DESCRIPTOR_LENGTH_DEVICE;
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return kStatus_USB_Success;
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}
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usb_status_t USB_DeviceGetConfigurationDescriptor(
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usb_device_handle handle, usb_device_get_configuration_descriptor_struct_t *configurationDescriptor)
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{
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if (USB_COMPOSITE_CONFIGURE_INDEX > configurationDescriptor->configuration) {
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configurationDescriptor->buffer = UsbConfigurationDescriptor;
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configurationDescriptor->length = USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL;
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return kStatus_USB_Success;
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}
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return kStatus_USB_InvalidRequest;
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}
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usb_status_t USB_DeviceGetStringDescriptor(
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usb_device_handle handle, usb_device_get_string_descriptor_struct_t *stringDescriptor)
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{
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if (stringDescriptor->stringIndex == 0U) {
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stringDescriptor->buffer = UsbLanguageListStringDescriptor;
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stringDescriptor->length = sizeof(UsbLanguageListStringDescriptor);
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} else if (stringDescriptor->languageId == USB_LANGUAGE_ID_UNITED_STATES &&
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stringDescriptor->stringIndex < USB_STRING_DESCRIPTOR_COUNT)
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{
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stringDescriptor->buffer = UsbStringDescriptors[stringDescriptor->stringIndex];
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stringDescriptor->length = UsbStringDescriptorLengths[stringDescriptor->stringIndex];
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} else {
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return kStatus_USB_InvalidRequest;
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}
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return kStatus_USB_Success;
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}
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usb_status_t USB_DeviceGetHidDescriptor(
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usb_device_handle handle, usb_device_get_hid_descriptor_struct_t *hidDescriptor)
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{
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return kStatus_USB_InvalidRequest;
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}
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usb_status_t USB_DeviceGetHidReportDescriptor(
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usb_device_handle handle, usb_device_get_hid_report_descriptor_struct_t *hidReportDescriptor)
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{
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if (USB_MOUSE_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
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hidReportDescriptor->buffer = UsbMouseReportDescriptor;
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hidReportDescriptor->length = USB_MOUSE_REPORT_DESCRIPTOR_LENGTH;
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} else if (USB_KEYBOARD_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
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hidReportDescriptor->buffer = UsbKeyboardReportDescriptor;
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hidReportDescriptor->length = USB_KEYBOARD_REPORT_DESCRIPTOR_LENGTH;
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} else {
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return kStatus_USB_InvalidRequest;
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}
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return kStatus_USB_Success;
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}
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usb_status_t USB_DeviceGetHidPhysicalDescriptor(
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usb_device_handle handle, usb_device_get_hid_physical_descriptor_struct_t *hidPhysicalDescriptor)
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{
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return kStatus_USB_InvalidRequest;
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}
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