Add NKRO support for LUFA
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10 changed files with 168 additions and 177 deletions
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@ -57,9 +57,11 @@ const USB_Descriptor_HIDReport_Datatype_t PROGMEM KeyboardReport[] =
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HID_RI_REPORT_COUNT(8, 0x08),
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HID_RI_REPORT_SIZE(8, 0x01),
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HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_RI_REPORT_COUNT(8, 0x01),
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HID_RI_REPORT_SIZE(8, 0x08),
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HID_RI_INPUT(8, HID_IOF_CONSTANT),
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HID_RI_INPUT(8, HID_IOF_CONSTANT), /* reserved */
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HID_RI_USAGE_PAGE(8, 0x08), /* LEDs */
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HID_RI_USAGE_MINIMUM(8, 0x01), /* Num Lock */
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HID_RI_USAGE_MAXIMUM(8, 0x05), /* Kana */
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@ -69,6 +71,7 @@ const USB_Descriptor_HIDReport_Datatype_t PROGMEM KeyboardReport[] =
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HID_RI_REPORT_COUNT(8, 0x01),
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HID_RI_REPORT_SIZE(8, 0x03),
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HID_RI_OUTPUT(8, HID_IOF_CONSTANT),
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HID_RI_USAGE_PAGE(8, 0x07), /* Keyboard */
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HID_RI_USAGE_MINIMUM(8, 0x00), /* Reserved (no event indicated) */
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HID_RI_USAGE_MAXIMUM(8, 0xFF), /* Keyboard Application */
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@ -210,11 +213,13 @@ const USB_Descriptor_HIDReport_Datatype_t PROGMEM NKROReport[] =
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HID_RI_USAGE_PAGE(8, 0x07), /* Key Codes */
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HID_RI_USAGE_MINIMUM(8, 0x00), /* Keyboard 0 */
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HID_RI_USAGE_MAXIMUM(8, NKRO_SIZE*8-1), /* Keyboard Right GUI */
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HID_RI_USAGE_MAXIMUM(8, (NKRO_EPSIZE-1)*8-1), /* Keyboard Right GUI */
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HID_RI_LOGICAL_MINIMUM(8, 0x00),
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HID_RI_LOGICAL_MAXIMUM(8, 0x01),
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HID_RI_REPORT_COUNT(8, NKRO_SIZE*8),
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HID_RI_REPORT_COUNT(8, (NKRO_EPSIZE-1)*8),
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HID_RI_REPORT_SIZE(8, 0x01),
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HID_RI_INPUT(8, HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_RI_END_COLLECTION(0),
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};
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#endif
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@ -439,6 +444,48 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
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.PollingIntervalMS = 0x01
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},
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#endif
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/*
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* NKRO
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*/
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#ifdef NKRO_ENABLE
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.NKRO_Interface =
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{
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.Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
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.InterfaceNumber = NKRO_INTERFACE,
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.AlternateSetting = 0x00,
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.TotalEndpoints = 1,
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.Class = HID_CSCP_HIDClass,
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.SubClass = HID_CSCP_NonBootSubclass,
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.Protocol = HID_CSCP_NonBootProtocol,
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.InterfaceStrIndex = NO_DESCRIPTOR
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},
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.NKRO_HID =
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{
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.Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
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.HIDSpec = VERSION_BCD(01.11),
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.CountryCode = 0x00,
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.TotalReportDescriptors = 1,
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.HIDReportType = HID_DTYPE_Report,
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.HIDReportLength = sizeof(NKROReport)
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},
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.NKRO_INEndpoint =
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{
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.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
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.EndpointAddress = (ENDPOINT_DIR_IN | NKRO_IN_EPNUM),
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.Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
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.EndpointSize = NKRO_EPSIZE,
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.PollingIntervalMS = 0x01
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},
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#endif
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};
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@ -535,6 +582,12 @@ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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Address = &ConfigurationDescriptor.Console_HID;
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Size = sizeof(USB_HID_Descriptor_HID_t);
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break;
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#endif
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#ifdef NKRO_ENABLE
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case NKRO_INTERFACE:
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Address = &ConfigurationDescriptor.NKRO_HID;
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Size = sizeof(USB_HID_Descriptor_HID_t);
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break;
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#endif
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}
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break;
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@ -561,6 +614,12 @@ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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Address = &ConsoleReport;
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Size = sizeof(ConsoleReport);
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break;
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#endif
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#ifdef NKRO_ENABLE
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case NKRO_INTERFACE:
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Address = &NKROReport;
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Size = sizeof(NKROReport);
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break;
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#endif
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}
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break;
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@ -1,5 +1,5 @@
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/*
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* Copyright 2012 Jun Wako <wakojun@gmail.com>
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* Copyright 2012,2013 Jun Wako <wakojun@gmail.com>
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* This file is based on:
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* LUFA-120219/Demos/Device/Lowlevel/KeyboardMouse
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* LUFA-120219/Demos/Device/Lowlevel/GenericHID
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@ -78,6 +78,13 @@ typedef struct
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USB_Descriptor_Endpoint_t Console_INEndpoint;
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USB_Descriptor_Endpoint_t Console_OUTEndpoint;
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#endif
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#ifdef NKRO_ENABLE
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// NKRO HID Interface
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USB_Descriptor_Interface_t NKRO_Interface;
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USB_HID_Descriptor_HID_t NKRO_HID;
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USB_Descriptor_Endpoint_t NKRO_INEndpoint;
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#endif
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} USB_Descriptor_Configuration_t;
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@ -102,9 +109,15 @@ typedef struct
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# define CONSOLE_INTERFACE EXTRAKEY_INTERFACE
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#endif
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#ifdef NKRO_ENABLE
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# define NKRO_INTERFACE (CONSOLE_INTERFACE + 1)
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#else
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# define NKRO_INTERFACE CONSOLE_INTERFACE
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#endif
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/* nubmer of interfaces */
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#define TOTAL_INTERFACES (CONSOLE_INTERFACE + 1)
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#define TOTAL_INTERFACES (NKRO_INTERFACE + 1)
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// Endopoint number and size
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@ -125,6 +138,12 @@ typedef struct
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#ifdef CONSOLE_ENABLE
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# define CONSOLE_IN_EPNUM (EXTRAKEY_IN_EPNUM + 1)
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# define CONSOLE_OUT_EPNUM (EXTRAKEY_IN_EPNUM + 2)
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#else
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# define CONSOLE_OUT_EPNUM EXTRAKEY_IN_EPNUM
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#endif
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#ifdef NKRO_ENABLE
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# define NKRO_IN_EPNUM (CONSOLE_OUT_EPNUM + 1)
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#endif
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@ -132,6 +151,7 @@ typedef struct
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#define MOUSE_EPSIZE 8
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#define EXTRAKEY_EPSIZE 8
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#define CONSOLE_EPSIZE 32
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#define NKRO_EPSIZE 16
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uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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@ -220,6 +220,12 @@ void EVENT_USB_Device_ConfigurationChanged(void)
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ConfigSuccess &= ENDPOINT_CONFIG(CONSOLE_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
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CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE);
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#endif
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#ifdef NKRO_ENABLE
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/* Setup NKRO HID Report Endpoints */
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ConfigSuccess &= ENDPOINT_CONFIG(NKRO_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
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NKRO_EPSIZE, ENDPOINT_BANK_SINGLE);
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#endif
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}
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/*
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@ -350,15 +356,31 @@ static void send_keyboard(report_keyboard_t *report)
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if (USB_DeviceState != DEVICE_STATE_Configured)
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return;
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// TODO: handle NKRO report
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/* Select the Keyboard Report Endpoint */
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Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
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#ifdef NKRO_ENABLE
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if (keyboard_nkro) {
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Endpoint_SelectEndpoint(NKRO_IN_EPNUM);
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}
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else
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#endif
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{
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Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
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}
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/* Check if Keyboard Endpoint Ready for Read/Write */
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while (--timeout && !Endpoint_IsReadWriteAllowed()) ;
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/* Write Keyboard Report Data */
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Endpoint_Write_Stream_LE(report, sizeof(report_keyboard_t), NULL);
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#ifdef NKRO_ENABLE
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if (keyboard_nkro) {
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Endpoint_Write_Stream_LE(report, NKRO_EPSIZE, NULL);
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}
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else
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#endif
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{
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/* boot mode */
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Endpoint_Write_Stream_LE(report, KEYBOARD_EPSIZE, NULL);
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}
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/* Finalize the stream transfer to send the last packet */
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Endpoint_ClearIN();
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