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-rw-r--r--protocol/mbed/HIDKeyboard.cpp271
1 files changed, 271 insertions, 0 deletions
diff --git a/protocol/mbed/HIDKeyboard.cpp b/protocol/mbed/HIDKeyboard.cpp
new file mode 100644
index 000000000..947077cd2
--- /dev/null
+++ b/protocol/mbed/HIDKeyboard.cpp
@@ -0,0 +1,271 @@
+#include <stdint.h>
+#include "USBHID.h"
+#include "USBHID_Types.h"
+#include "USBDescriptor.h"
+#include "HIDKeyboard.h"
+
+#define DEFAULT_CONFIGURATION (1)
+
+
+HIDKeyboard::HIDKeyboard(uint16_t vendor_id, uint16_t product_id, uint16_t product_release): USBDevice(vendor_id, product_id, product_release)
+{
+ USBDevice::connect();
+}
+
+bool HIDKeyboard::sendReport(report_keyboard_t report) {
+ USBDevice::write(EP1IN, report.raw, sizeof(report), MAX_PACKET_SIZE_EP1);
+ return true;
+}
+
+uint8_t HIDKeyboard::leds() {
+ return led_state;
+}
+
+bool HIDKeyboard::USBCallback_setConfiguration(uint8_t configuration) {
+ if (configuration != DEFAULT_CONFIGURATION) {
+ return false;
+ }
+
+ // Configure endpoints > 0
+ addEndpoint(EPINT_IN, MAX_PACKET_SIZE_EPINT);
+ //addEndpoint(EPINT_OUT, MAX_PACKET_SIZE_EPINT);
+
+ // We activate the endpoint to be able to recceive data
+ //readStart(EPINT_OUT, MAX_PACKET_SIZE_EPINT);
+ return true;
+}
+
+
+uint8_t * HIDKeyboard::stringImanufacturerDesc() {
+ static uint8_t stringImanufacturerDescriptor[] = {
+ 0x18, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ 't',0,'m',0,'k',0,'-',0,'k',0,'b',0,'d',0,'.',0,'c',0,'o',0,'m',0 /*bString iManufacturer*/
+ };
+ return stringImanufacturerDescriptor;
+}
+
+uint8_t * HIDKeyboard::stringIproductDesc() {
+ static uint8_t stringIproductDescriptor[] = {
+ 0x0a, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ 'm',0,'b',0,'e',0,'d',0 /*bString iProduct*/
+ };
+ return stringIproductDescriptor;
+}
+
+uint8_t * HIDKeyboard::stringIserialDesc() {
+ static uint8_t stringIserialDescriptor[] = {
+ 0x04, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ '0',0 /*bString iSerial*/
+ };
+ return stringIserialDescriptor;
+}
+
+uint8_t * HIDKeyboard::reportDesc() {
+ static uint8_t reportDescriptor[] = {
+ USAGE_PAGE(1), 0x01, // Generic Desktop
+ USAGE(1), 0x06, // Keyboard
+ COLLECTION(1), 0x01, // Application
+
+ USAGE_PAGE(1), 0x07, // Key Codes
+ USAGE_MINIMUM(1), 0xE0,
+ USAGE_MAXIMUM(1), 0xE7,
+ LOGICAL_MINIMUM(1), 0x00,
+ LOGICAL_MAXIMUM(1), 0x01,
+ REPORT_SIZE(1), 0x01,
+ REPORT_COUNT(1), 0x08,
+ INPUT(1), 0x02, // Data, Variable, Absolute
+
+ REPORT_COUNT(1), 0x01,
+ REPORT_SIZE(1), 0x08,
+ INPUT(1), 0x01, // Constant
+
+ REPORT_COUNT(1), 0x05,
+ REPORT_SIZE(1), 0x01,
+ USAGE_PAGE(1), 0x08, // LEDs
+ USAGE_MINIMUM(1), 0x01,
+ USAGE_MAXIMUM(1), 0x05,
+ OUTPUT(1), 0x02, // Data, Variable, Absolute
+
+ REPORT_COUNT(1), 0x01,
+ REPORT_SIZE(1), 0x03,
+ OUTPUT(1), 0x01, // Constant
+
+
+ REPORT_COUNT(1), 0x06,
+ REPORT_SIZE(1), 0x08,
+ LOGICAL_MINIMUM(1), 0x00,
+ LOGICAL_MAXIMUM(1), 0xFF,
+ USAGE_PAGE(1), 0x07, // Key Codes
+ USAGE_MINIMUM(1), 0x00,
+ USAGE_MAXIMUM(1), 0xFF,
+ INPUT(1), 0x00, // Data, Array
+ END_COLLECTION(0),
+ };
+ reportLength = sizeof(reportDescriptor);
+ return reportDescriptor;
+}
+
+uint16_t HIDKeyboard::reportDescLength() {
+ reportDesc();
+ return reportLength;
+}
+
+#define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \
+ + (1 * INTERFACE_DESCRIPTOR_LENGTH) \
+ + (1 * HID_DESCRIPTOR_LENGTH) \
+ + (1 * ENDPOINT_DESCRIPTOR_LENGTH))
+uint8_t * HIDKeyboard::configurationDesc() {
+ static uint8_t configurationDescriptor[] = {
+ CONFIGURATION_DESCRIPTOR_LENGTH,// bLength
+ CONFIGURATION_DESCRIPTOR, // bDescriptorType
+ LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB)
+ MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB)
+ 0x01, // bNumInterfaces
+ DEFAULT_CONFIGURATION, // bConfigurationValue
+ 0x00, // iConfiguration
+ C_RESERVED | C_REMOTE_WAKEUP, // bmAttributes
+ C_POWER(100), // bMaxPowerHello World from Mbed
+
+ INTERFACE_DESCRIPTOR_LENGTH, // bLength
+ INTERFACE_DESCRIPTOR, // bDescriptorType
+ 0x00, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x01, // bNumEndpoints
+ HID_CLASS, // bInterfaceClass
+ 1, // bInterfaceSubClass (boot)
+ 1, // bInterfaceProtocol (keyboard)
+ 0x00, // iInterface
+
+ HID_DESCRIPTOR_LENGTH, // bLength
+ HID_DESCRIPTOR, // bDescriptorType
+ LSB(HID_VERSION_1_11), // bcdHID (LSB)
+ MSB(HID_VERSION_1_11), // bcdHID (MSB)
+ 0x00, // bCountryCode
+ 0x01, // bNumDescriptors
+ REPORT_DESCRIPTOR, // bDescriptorType
+ (uint8_t)(LSB(reportDescLength())), // wDescriptorLength (LSB)
+ (uint8_t)(MSB(reportDescLength())), // wDescriptorLength (MSB)
+
+ ENDPOINT_DESCRIPTOR_LENGTH, // bLength
+ ENDPOINT_DESCRIPTOR, // bDescriptorType
+ PHY_TO_DESC(EP1IN), // bEndpointAddress
+ E_INTERRUPT, // bmAttributes
+ LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
+ MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
+ 1, // bInterval (milliseconds)
+ };
+ return configurationDescriptor;
+}
+
+#if 0
+uint8_t * HIDKeyboard::deviceDesc() {
+ static uint8_t deviceDescriptor[] = {
+ DEVICE_DESCRIPTOR_LENGTH, /* bLength */
+ DEVICE_DESCRIPTOR, /* bDescriptorType */
+ LSB(USB_VERSION_2_0), /* bcdUSB (LSB) */
+ MSB(USB_VERSION_2_0), /* bcdUSB (MSB) */
+ 0x00, /* bDeviceClass */
+ 0x00, /* bDeviceSubClass */
+ 0x00, /* bDeviceprotocol */
+ MAX_PACKET_SIZE_EP0, /* bMaxPacketSize0 */
+ (uint8_t)(LSB(0xfeed)), /* idVendor (LSB) */
+ (uint8_t)(MSB(0xfeed)), /* idVendor (MSB) */
+ (uint8_t)(LSB(0x1bed)), /* idProduct (LSB) */
+ (uint8_t)(MSB(0x1bed)), /* idProduct (MSB) */
+ (uint8_t)(LSB(0x0002)), /* bcdDevice (LSB) */
+ (uint8_t)(MSB(0x0002)), /* bcdDevice (MSB) */
+ 0, /* iManufacturer */
+ 0, /* iProduct */
+ 0, /* iSerialNumber */
+ 0x01 /* bNumConfigurations */
+ };
+ return deviceDescriptor;
+}
+#endif
+
+bool HIDKeyboard::USBCallback_request() {
+ bool success = false;
+ CONTROL_TRANSFER * transfer = getTransferPtr();
+ uint8_t *hidDescriptor;
+
+ // Process additional standard requests
+
+ if ((transfer->setup.bmRequestType.Type == STANDARD_TYPE))
+ {
+ switch (transfer->setup.bRequest)
+ {
+ case GET_DESCRIPTOR:
+ switch (DESCRIPTOR_TYPE(transfer->setup.wValue))
+ {
+ case REPORT_DESCRIPTOR:
+ if ((reportDesc() != NULL) \
+ && (reportDescLength() != 0))
+ {
+ transfer->remaining = reportDescLength();
+ transfer->ptr = reportDesc();
+ transfer->direction = DEVICE_TO_HOST;
+ success = true;
+ }
+ break;
+ case HID_DESCRIPTOR:
+ // Find the HID descriptor, after the configuration descriptor
+ hidDescriptor = findDescriptor(HID_DESCRIPTOR);
+ if (hidDescriptor != NULL)
+ {
+ transfer->remaining = HID_DESCRIPTOR_LENGTH;
+ transfer->ptr = hidDescriptor;
+ transfer->direction = DEVICE_TO_HOST;
+ success = true;
+ }
+ break;
+
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ // Process class-specific requests
+ if (transfer->setup.bmRequestType.Type == CLASS_TYPE)
+ {
+ switch (transfer->setup.bRequest) {
+ case SET_REPORT:
+ // LED indicator
+ // TODO: check Interface and Report length?
+ // if (transfer->setup.wIndex == INTERFACE_KEYBOAD) { }
+ // if (transfer->setup.wLength == 1)
+
+ transfer->remaining = 1;
+ //transfer->ptr = ?? what ptr should be set when OUT(not used?)
+ transfer->direction = HOST_TO_DEVICE;
+ transfer->notify = true; /* notify with USBCallback_requestCompleted */
+ success = true;
+ default:
+ break;
+ }
+ }
+
+ return success;
+}
+
+void HIDKeyboard::USBCallback_requestCompleted(uint8_t * buf, uint32_t length)
+{
+ if (length > 0) {
+ CONTROL_TRANSFER *transfer = getTransferPtr();
+ if (transfer->setup.bmRequestType.Type == CLASS_TYPE) {
+ switch (transfer->setup.bRequest) {
+ case SET_REPORT:
+ led_state = buf[0];
+ break;
+ default:
+ break;
+ }
+ }
+ }
+}
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