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-rw-r--r--pjrc/usb.c962
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diff --git a/pjrc/usb.c b/pjrc/usb.c
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--- a/pjrc/usb.c
+++ /dev/null
@@ -1,962 +0,0 @@
-/* USB Keyboard Plus Debug Channel Example for Teensy USB Development Board
- * http://www.pjrc.com/teensy/usb_keyboard.html
- * Copyright (c) 2009 PJRC.COM, LLC
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include <stdint.h>
-#include <stdbool.h>
-#include <avr/io.h>
-#include <avr/pgmspace.h>
-#include <avr/interrupt.h>
-#include "usb.h"
-#include "usb_keyboard.h"
-#include "usb_mouse.h"
-#include "usb_debug.h"
-#include "usb_extra.h"
-#include "print.h"
-#include "util.h"
-
-
-/**************************************************************************
- *
- * Configurable Options
- *
- **************************************************************************/
-
-// You can change these to give your code its own name.
-#ifndef MANUFACTURER
-# define STR_MANUFACTURER L"t.m.k."
-#else
-# define STR_MANUFACTURER LSTR(MANUFACTURER)
-#endif
-#ifndef PRODUCT
-# define STR_PRODUCT L"t.m.k. keyboard"
-#else
-# define STR_PRODUCT LSTR(PRODUCT)
-#endif
-
-
-// Mac OS-X and Linux automatically load the correct drivers. On
-// Windows, even though the driver is supplied by Microsoft, an
-// INF file is needed to load the driver. These numbers need to
-// match the INF file.
-#ifndef VENDOR_ID
-# define VENDOR_ID 0xFEED
-#endif
-
-#ifndef PRODUCT_ID
-# define PRODUCT_ID 0xBABE
-#endif
-
-#ifndef DEVICE_VER
-# define DEVICE_VER 0x0100
-#endif
-
-
-// USB devices are supposed to implment a halt feature, which is
-// rarely (if ever) used. If you comment this line out, the halt
-// code will be removed, saving 102 bytes of space (gcc 4.3.0).
-// This is not strictly USB compliant, but works with all major
-// operating systems.
-#define SUPPORT_ENDPOINT_HALT
-
-
-
-/**************************************************************************
- *
- * Endpoint Buffer Configuration
- *
- **************************************************************************/
-
-#define ENDPOINT0_SIZE 32
-
-bool remote_wakeup = false;
-bool suspend = false;
-
-// 0:control endpoint is enabled automatically by controller.
-static const uint8_t PROGMEM endpoint_config_table[] = {
- // enable, UECFG0X(type, direction), UECFG1X(size, bank, allocation)
- 1, EP_TYPE_INTERRUPT_IN, EP_SIZE(KBD_SIZE) | KBD_BUFFER, // 1
-#ifdef MOUSE_ENABLE
- 1, EP_TYPE_INTERRUPT_IN, EP_SIZE(MOUSE_SIZE) | MOUSE_BUFFER, // 2
-#else
- 0, // 2
-#endif
- 1, EP_TYPE_INTERRUPT_IN, EP_SIZE(DEBUG_TX_SIZE) | DEBUG_TX_BUFFER, // 3
-#ifdef EXTRAKEY_ENABLE
- 1, EP_TYPE_INTERRUPT_IN, EP_SIZE(EXTRA_SIZE) | EXTRA_BUFFER, // 4
-#else
- 0, // 4
-#endif
-#ifdef NKRO_ENABLE
- 1, EP_TYPE_INTERRUPT_IN, EP_SIZE(KBD2_SIZE) | KBD2_BUFFER, // 5
-#else
- 0, // 5
-#endif
- 0, // 6
-};
-
-
-/**************************************************************************
- *
- * Descriptor Data
- *
- **************************************************************************/
-
-// Descriptors are the data that your computer reads when it auto-detects
-// this USB device (called "enumeration" in USB lingo). The most commonly
-// changed items are editable at the top of this file. Changing things
-// in here should only be done by those who've read chapter 9 of the USB
-// spec and relevant portions of any USB class specifications!
-
-
-static uint8_t PROGMEM device_descriptor[] = {
- 18, // bLength
- 1, // bDescriptorType
- 0x00, 0x02, // bcdUSB
- 0, // bDeviceClass
- 0, // bDeviceSubClass
- 0, // bDeviceProtocol
- ENDPOINT0_SIZE, // bMaxPacketSize0
- LSB(VENDOR_ID), MSB(VENDOR_ID), // idVendor
- LSB(PRODUCT_ID), MSB(PRODUCT_ID), // idProduct
- LSB(DEVICE_VER), MSB(DEVICE_VER), // bcdDevice
- 1, // iManufacturer
- 2, // iProduct
- 0, // iSerialNumber
- 1 // bNumConfigurations
-};
-
-// Keyboard Protocol 1, HID 1.11 spec, Appendix B, page 59-60
-static uint8_t PROGMEM keyboard_hid_report_desc[] = {
- 0x05, 0x01, // Usage Page (Generic Desktop),
- 0x09, 0x06, // Usage (Keyboard),
- 0xA1, 0x01, // Collection (Application),
- 0x75, 0x01, // Report Size (1),
- 0x95, 0x08, // Report Count (8),
- 0x05, 0x07, // Usage Page (Key Codes),
- 0x19, 0xE0, // Usage Minimum (224),
- 0x29, 0xE7, // Usage Maximum (231),
- 0x15, 0x00, // Logical Minimum (0),
- 0x25, 0x01, // Logical Maximum (1),
- 0x81, 0x02, // Input (Data, Variable, Absolute), ;Modifier byte
- 0x95, 0x01, // Report Count (1),
- 0x75, 0x08, // Report Size (8),
- 0x81, 0x03, // Input (Constant), ;Reserved byte
- 0x95, 0x05, // Report Count (5),
- 0x75, 0x01, // Report Size (1),
- 0x05, 0x08, // Usage Page (LEDs),
- 0x19, 0x01, // Usage Minimum (1),
- 0x29, 0x05, // Usage Maximum (5),
- 0x91, 0x02, // Output (Data, Variable, Absolute), ;LED report
- 0x95, 0x01, // Report Count (1),
- 0x75, 0x03, // Report Size (3),
- 0x91, 0x03, // Output (Constant), ;LED report padding
- 0x95, KBD_REPORT_KEYS, // Report Count (),
- 0x75, 0x08, // Report Size (8),
- 0x15, 0x00, // Logical Minimum (0),
- 0x25, 0xFF, // Logical Maximum(255),
- 0x05, 0x07, // Usage Page (Key Codes),
- 0x19, 0x00, // Usage Minimum (0),
- 0x29, 0xFF, // Usage Maximum (255),
- 0x81, 0x00, // Input (Data, Array),
- 0xc0 // End Collection
-};
-#ifdef NKRO_ENABLE
-static uint8_t PROGMEM keyboard2_hid_report_desc[] = {
- 0x05, 0x01, // Usage Page (Generic Desktop),
- 0x09, 0x06, // Usage (Keyboard),
- 0xA1, 0x01, // Collection (Application),
- // bitmap of modifiers
- 0x75, 0x01, // Report Size (1),
- 0x95, 0x08, // Report Count (8),
- 0x05, 0x07, // Usage Page (Key Codes),
- 0x19, 0xE0, // Usage Minimum (224),
- 0x29, 0xE7, // Usage Maximum (231),
- 0x15, 0x00, // Logical Minimum (0),
- 0x25, 0x01, // Logical Maximum (1),
- 0x81, 0x02, // Input (Data, Variable, Absolute), ;Modifier byte
- // LED output report
- 0x95, 0x05, // Report Count (5),
- 0x75, 0x01, // Report Size (1),
- 0x05, 0x08, // Usage Page (LEDs),
- 0x19, 0x01, // Usage Minimum (1),
- 0x29, 0x05, // Usage Maximum (5),
- 0x91, 0x02, // Output (Data, Variable, Absolute),
- 0x95, 0x01, // Report Count (1),
- 0x75, 0x03, // Report Size (3),
- 0x91, 0x03, // Output (Constant),
- // bitmap of keys
- 0x95, KBD2_REPORT_KEYS*8, // Report Count (),
- 0x75, 0x01, // Report Size (1),
- 0x15, 0x00, // Logical Minimum (0),
- 0x25, 0x01, // Logical Maximum(1),
- 0x05, 0x07, // Usage Page (Key Codes),
- 0x19, 0x00, // Usage Minimum (0),
- 0x29, KBD2_REPORT_KEYS*8-1, // Usage Maximum (),
- 0x81, 0x02, // Input (Data, Variable, Absolute),
- 0xc0 // End Collection
-};
-#endif
-
-#ifdef MOUSE_ENABLE
-// Mouse Protocol 1, HID 1.11 spec, Appendix B, page 59-60, with wheel extension
-// http://www.microchip.com/forums/tm.aspx?high=&m=391435&mpage=1#391521
-// http://www.keil.com/forum/15671/
-// http://www.microsoft.com/whdc/device/input/wheel.mspx
-static uint8_t PROGMEM mouse_hid_report_desc[] = {
- /* mouse */
- 0x05, 0x01, // USAGE_PAGE (Generic Desktop)
- 0x09, 0x02, // USAGE (Mouse)
- 0xa1, 0x01, // COLLECTION (Application)
- //0x85, REPORT_ID_MOUSE, // REPORT_ID (1)
- 0x09, 0x01, // USAGE (Pointer)
- 0xa1, 0x00, // COLLECTION (Physical)
- // ---------------------------- Buttons
- 0x05, 0x09, // USAGE_PAGE (Button)
- 0x19, 0x01, // USAGE_MINIMUM (Button 1)
- 0x29, 0x05, // USAGE_MAXIMUM (Button 5)
- 0x15, 0x00, // LOGICAL_MINIMUM (0)
- 0x25, 0x01, // LOGICAL_MAXIMUM (1)
- 0x75, 0x01, // REPORT_SIZE (1)
- 0x95, 0x05, // REPORT_COUNT (5)
- 0x81, 0x02, // INPUT (Data,Var,Abs)
- 0x75, 0x03, // REPORT_SIZE (3)
- 0x95, 0x01, // REPORT_COUNT (1)
- 0x81, 0x03, // INPUT (Cnst,Var,Abs)
- // ---------------------------- X,Y position
- 0x05, 0x01, // USAGE_PAGE (Generic Desktop)
- 0x09, 0x30, // USAGE (X)
- 0x09, 0x31, // USAGE (Y)
- 0x15, 0x81, // LOGICAL_MINIMUM (-127)
- 0x25, 0x7f, // LOGICAL_MAXIMUM (127)
- 0x75, 0x08, // REPORT_SIZE (8)
- 0x95, 0x02, // REPORT_COUNT (2)
- 0x81, 0x06, // INPUT (Data,Var,Rel)
- // ---------------------------- Vertical wheel
- 0x09, 0x38, // USAGE (Wheel)
- 0x15, 0x81, // LOGICAL_MINIMUM (-127)
- 0x25, 0x7f, // LOGICAL_MAXIMUM (127)
- 0x35, 0x00, // PHYSICAL_MINIMUM (0) - reset physical
- 0x45, 0x00, // PHYSICAL_MAXIMUM (0)
- 0x75, 0x08, // REPORT_SIZE (8)
- 0x95, 0x01, // REPORT_COUNT (1)
- 0x81, 0x06, // INPUT (Data,Var,Rel)
- // ---------------------------- Horizontal wheel
- 0x05, 0x0c, // USAGE_PAGE (Consumer Devices)
- 0x0a, 0x38, 0x02, // USAGE (AC Pan)
- 0x15, 0x81, // LOGICAL_MINIMUM (-127)
- 0x25, 0x7f, // LOGICAL_MAXIMUM (127)
- 0x75, 0x08, // REPORT_SIZE (8)
- 0x95, 0x01, // REPORT_COUNT (1)
- 0x81, 0x06, // INPUT (Data,Var,Rel)
- 0xc0, // END_COLLECTION
- 0xc0, // END_COLLECTION
-};
-#endif
-
-static uint8_t PROGMEM debug_hid_report_desc[] = {
- 0x06, 0x31, 0xFF, // Usage Page 0xFF31 (vendor defined)
- 0x09, 0x74, // Usage 0x74
- 0xA1, 0x53, // Collection 0x53
- 0x75, 0x08, // report size = 8 bits
- 0x15, 0x00, // logical minimum = 0
- 0x26, 0xFF, 0x00, // logical maximum = 255
- 0x95, DEBUG_TX_SIZE, // report count
- 0x09, 0x75, // usage
- 0x81, 0x02, // Input (array)
- 0xC0 // end collection
-};
-
-#ifdef EXTRAKEY_ENABLE
-// audio controls & system controls
-// http://www.microsoft.com/whdc/archive/w2kbd.mspx
-static uint8_t PROGMEM extra_hid_report_desc[] = {
- /* system control */
- 0x05, 0x01, // USAGE_PAGE (Generic Desktop)
- 0x09, 0x80, // USAGE (System Control)
- 0xa1, 0x01, // COLLECTION (Application)
- 0x85, REPORT_ID_SYSTEM, // REPORT_ID (2)
- 0x15, 0x01, // LOGICAL_MINIMUM (0x1)
- 0x25, 0xb7, // LOGICAL_MAXIMUM (0xb7)
- 0x19, 0x01, // USAGE_MINIMUM (0x1)
- 0x29, 0xb7, // USAGE_MAXIMUM (0xb7)
- 0x75, 0x10, // REPORT_SIZE (16)
- 0x95, 0x01, // REPORT_COUNT (1)
- 0x81, 0x00, // INPUT (Data,Array,Abs)
- 0xc0, // END_COLLECTION
- /* consumer */
- 0x05, 0x0c, // USAGE_PAGE (Consumer Devices)
- 0x09, 0x01, // USAGE (Consumer Control)
- 0xa1, 0x01, // COLLECTION (Application)
- 0x85, REPORT_ID_CONSUMER, // REPORT_ID (3)
- 0x15, 0x01, // LOGICAL_MINIMUM (0x1)
- 0x26, 0x9c, 0x02, // LOGICAL_MAXIMUM (0x29c)
- 0x19, 0x01, // USAGE_MINIMUM (0x1)
- 0x2a, 0x9c, 0x02, // USAGE_MAXIMUM (0x29c)
- 0x75, 0x10, // REPORT_SIZE (16)
- 0x95, 0x01, // REPORT_COUNT (1)
- 0x81, 0x00, // INPUT (Data,Array,Abs)
- 0xc0, // END_COLLECTION
-};
-#endif
-
-#define KBD_HID_DESC_NUM 0
-#define KBD_HID_DESC_OFFSET (9+(9+9+7)*KBD_HID_DESC_NUM+9)
-
-#ifdef MOUSE_ENABLE
-# define MOUSE_HID_DESC_NUM (KBD_HID_DESC_NUM + 1)
-# define MOUSE_HID_DESC_OFFSET (9+(9+9+7)*MOUSE_HID_DESC_NUM+9)
-#else
-# define MOUSE_HID_DESC_NUM (KBD_HID_DESC_NUM + 0)
-#endif
-
-#define DEBUG_HID_DESC_NUM (MOUSE_HID_DESC_NUM + 1)
-#define DEBUG_HID_DESC_OFFSET (9+(9+9+7)*DEBUG_HID_DESC_NUM+9)
-
-#ifdef EXTRAKEY_ENABLE
-# define EXTRA_HID_DESC_NUM (DEBUG_HID_DESC_NUM + 1)
-# define EXTRA_HID_DESC_OFFSET (9+(9+9+7)*EXTRA_HID_DESC_NUM+9)
-#else
-# define EXTRA_HID_DESC_NUM (DEBUG_HID_DESC_NUM + 0)
-#endif
-
-#ifdef NKRO_ENABLE
-# define KBD2_HID_DESC_NUM (EXTRA_HID_DESC_NUM + 1)
-# define KBD2_HID_DESC_OFFSET (9+(9+9+7)*EXTRA_HID_DESC_NUM+9)
-#else
-# define KBD2_HID_DESC_NUM (EXTRA_HID_DESC_NUM + 0)
-#endif
-
-#define NUM_INTERFACES (KBD2_HID_DESC_NUM + 1)
-#define CONFIG1_DESC_SIZE (9+(9+9+7)*NUM_INTERFACES)
-static uint8_t PROGMEM config1_descriptor[CONFIG1_DESC_SIZE] = {
- // configuration descriptor, USB spec 9.6.3, page 264-266, Table 9-10
- 9, // bLength;
- 2, // bDescriptorType;
- LSB(CONFIG1_DESC_SIZE), // wTotalLength
- MSB(CONFIG1_DESC_SIZE),
- NUM_INTERFACES, // bNumInterfaces
- 1, // bConfigurationValue
- 0, // iConfiguration
- 0xA0, // bmAttributes
- 50, // bMaxPower
-
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- KBD_INTERFACE, // bInterfaceNumber
- 0, // bAlternateSetting
- 1, // bNumEndpoints
- 0x03, // bInterfaceClass (0x03 = HID)
- 0x01, // bInterfaceSubClass (0x01 = Boot)
- 0x01, // bInterfaceProtocol (0x01 = Keyboard)
- 0, // iInterface
- // HID descriptor, HID 1.11 spec, section 6.2.1
- 9, // bLength
- 0x21, // bDescriptorType
- 0x11, 0x01, // bcdHID
- 0, // bCountryCode
- 1, // bNumDescriptors
- 0x22, // bDescriptorType
- sizeof(keyboard_hid_report_desc), // wDescriptorLength
- 0,
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- KBD_ENDPOINT | 0x80, // bEndpointAddress
- 0x03, // bmAttributes (0x03=intr)
- KBD_SIZE, 0, // wMaxPacketSize
- 10, // bInterval
-
-#ifdef MOUSE_ENABLE
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- MOUSE_INTERFACE, // bInterfaceNumber
- 0, // bAlternateSetting
- 1, // bNumEndpoints
- 0x03, // bInterfaceClass (0x03 = HID)
- // ThinkPad T23 BIOS doesn't work with boot mouse.
- 0x00, // bInterfaceSubClass (0x01 = Boot)
- 0x00, // bInterfaceProtocol (0x02 = Mouse)
-/*
- 0x01, // bInterfaceSubClass (0x01 = Boot)
- 0x02, // bInterfaceProtocol (0x02 = Mouse)
-*/
- 0, // iInterface
- // HID descriptor, HID 1.11 spec, section 6.2.1
- 9, // bLength
- 0x21, // bDescriptorType
- 0x11, 0x01, // bcdHID
- 0, // bCountryCode
- 1, // bNumDescriptors
- 0x22, // bDescriptorType
- sizeof(mouse_hid_report_desc), // wDescriptorLength
- 0,
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- MOUSE_ENDPOINT | 0x80, // bEndpointAddress
- 0x03, // bmAttributes (0x03=intr)
- MOUSE_SIZE, 0, // wMaxPacketSize
- 1, // bInterval
-#endif
-
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- DEBUG_INTERFACE, // bInterfaceNumber
- 0, // bAlternateSetting
- 1, // bNumEndpoints
- 0x03, // bInterfaceClass (0x03 = HID)
- 0x00, // bInterfaceSubClass
- 0x00, // bInterfaceProtocol
- 0, // iInterface
- // HID descriptor, HID 1.11 spec, section 6.2.1
- 9, // bLength
- 0x21, // bDescriptorType
- 0x11, 0x01, // bcdHID
- 0, // bCountryCode
- 1, // bNumDescriptors
- 0x22, // bDescriptorType
- sizeof(debug_hid_report_desc), // wDescriptorLength
- 0,
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- DEBUG_TX_ENDPOINT | 0x80, // bEndpointAddress
- 0x03, // bmAttributes (0x03=intr)
- DEBUG_TX_SIZE, 0, // wMaxPacketSize
- 1, // bInterval
-
-#ifdef EXTRAKEY_ENABLE
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- EXTRA_INTERFACE, // bInterfaceNumber
- 0, // bAlternateSetting
- 1, // bNumEndpoints
- 0x03, // bInterfaceClass (0x03 = HID)
- 0x00, // bInterfaceSubClass
- 0x00, // bInterfaceProtocol
- 0, // iInterface
- // HID descriptor, HID 1.11 spec, section 6.2.1
- 9, // bLength
- 0x21, // bDescriptorType
- 0x11, 0x01, // bcdHID
- 0, // bCountryCode
- 1, // bNumDescriptors
- 0x22, // bDescriptorType
- sizeof(extra_hid_report_desc), // wDescriptorLength
- 0,
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- EXTRA_ENDPOINT | 0x80, // bEndpointAddress
- 0x03, // bmAttributes (0x03=intr)
- EXTRA_SIZE, 0, // wMaxPacketSize
- 10, // bInterval
-#endif
-
-#ifdef NKRO_ENABLE
- // interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
- 9, // bLength
- 4, // bDescriptorType
- KBD2_INTERFACE, // bInterfaceNumber
- 0, // bAlternateSetting
- 1, // bNumEndpoints
- 0x03, // bInterfaceClass (0x03 = HID)
- 0x00, // bInterfaceSubClass (0x01 = Boot)
- 0x00, // bInterfaceProtocol (0x01 = Keyboard)
- 0, // iInterface
- // HID descriptor, HID 1.11 spec, section 6.2.1
- 9, // bLength
- 0x21, // bDescriptorType
- 0x11, 0x01, // bcdHID
- 0, // bCountryCode
- 1, // bNumDescriptors
- 0x22, // bDescriptorType
- sizeof(keyboard2_hid_report_desc), // wDescriptorLength
- 0,
- // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
- 7, // bLength
- 5, // bDescriptorType
- KBD2_ENDPOINT | 0x80, // bEndpointAddress
- 0x03, // bmAttributes (0x03=intr)
- KBD2_SIZE, 0, // wMaxPacketSize
- 1, // bInterval
-#endif
-};
-
-// If you're desperate for a little extra code memory, these strings
-// can be completely removed if iManufacturer, iProduct, iSerialNumber
-// in the device desciptor are changed to zeros.
-struct usb_string_descriptor_struct {
- uint8_t bLength;
- uint8_t bDescriptorType;
- int16_t wString[];
-};
-static struct usb_string_descriptor_struct PROGMEM string0 = {
- 4,
- 3,
- {0x0409}
-};
-static struct usb_string_descriptor_struct PROGMEM string1 = {
- sizeof(STR_MANUFACTURER),
- 3,
- STR_MANUFACTURER
-};
-static struct usb_string_descriptor_struct PROGMEM string2 = {
- sizeof(STR_PRODUCT),
- 3,
- STR_PRODUCT
-};
-
-// This table defines which descriptor data is sent for each specific
-// request from the host (in wValue and wIndex).
-static struct descriptor_list_struct {
- uint16_t wValue; // descriptor type
- uint16_t wIndex;
- const uint8_t *addr;
- uint8_t length;
-} PROGMEM descriptor_list[] = {
- // DEVICE descriptor
- {0x0100, 0x0000, device_descriptor, sizeof(device_descriptor)},
- // CONFIGURATION descriptor
- {0x0200, 0x0000, config1_descriptor, sizeof(config1_descriptor)},
- // HID/REPORT descriptors
- {0x2100, KBD_INTERFACE, config1_descriptor+KBD_HID_DESC_OFFSET, 9},
- {0x2200, KBD_INTERFACE, keyboard_hid_report_desc, sizeof(keyboard_hid_report_desc)},
-#ifdef MOUSE_ENABLE
- {0x2100, MOUSE_INTERFACE, config1_descriptor+MOUSE_HID_DESC_OFFSET, 9},
- {0x2200, MOUSE_INTERFACE, mouse_hid_report_desc, sizeof(mouse_hid_report_desc)},
-#endif
- {0x2100, DEBUG_INTERFACE, config1_descriptor+DEBUG_HID_DESC_OFFSET, 9},
- {0x2200, DEBUG_INTERFACE, debug_hid_report_desc, sizeof(debug_hid_report_desc)},
-#ifdef EXTRAKEY_ENABLE
- {0x2100, EXTRA_INTERFACE, config1_descriptor+EXTRA_HID_DESC_OFFSET, 9},
- {0x2200, EXTRA_INTERFACE, extra_hid_report_desc, sizeof(extra_hid_report_desc)},
-#endif
-#ifdef NKRO_ENABLE
- {0x2100, KBD2_INTERFACE, config1_descriptor+KBD2_HID_DESC_OFFSET, 9},
- {0x2200, KBD2_INTERFACE, keyboard2_hid_report_desc, sizeof(keyboard2_hid_report_desc)},
-#endif
- // STRING descriptors
- {0x0300, 0x0000, (const uint8_t *)&string0, 4},
- {0x0301, 0x0409, (const uint8_t *)&string1, sizeof(STR_MANUFACTURER)},
- {0x0302, 0x0409, (const uint8_t *)&string2, sizeof(STR_PRODUCT)}
-};
-#define NUM_DESC_LIST (sizeof(descriptor_list)/sizeof(struct descriptor_list_struct))
-
-
-/**************************************************************************
- *
- * Variables - these are the only non-stack RAM usage
- *
- **************************************************************************/
-
-// zero when we are not configured, non-zero when enumerated
-static volatile uint8_t usb_configuration=0;
-
-
-/**************************************************************************
- *
- * Public Functions - these are the API intended for the user
- *
- **************************************************************************/
-
-
-// initialize USB
-void usb_init(void)
-{
- HW_CONFIG();
- USB_FREEZE(); // enable USB
- PLL_CONFIG(); // config PLL
- while (!(PLLCSR & (1<<PLOCK))) ; // wait for PLL lock
- USB_CONFIG(); // start USB clock
- UDCON = 0; // enable attach resistor
- usb_configuration = 0;
- UDIEN = (1<<EORSTE)|(1<<SOFE)|(1<<SUSPE);
- sei();
-}
-
-// return 0 if the USB is not configured, or the configuration
-// number selected by the HOST
-uint8_t usb_configured(void)
-{
- return usb_configuration && !suspend;
-}
-
-void usb_remote_wakeup(void)
-{
- UDCON |= (1<<RMWKUP);
-}
-
-
-
-/**************************************************************************
- *
- * Private Functions - not intended for general user consumption....
- *
- **************************************************************************/
-
-
-
-// USB Device Interrupt - handle all device-level events
-// the transmit buffer flushing is triggered by the start of frame
-//
-ISR(USB_GEN_vect)
-{
- uint8_t intbits, t;
- static uint8_t div4=0;
-
- intbits = UDINT;
- UDINT = 0;
- if (intbits & (1<<SUSPI)) {
- suspend = true;
- } else {
- suspend = false;
- }
- if (intbits & (1<<EORSTI)) {
- UENUM = 0;
- UECONX = 1;
- UECFG0X = EP_TYPE_CONTROL;
- UECFG1X = EP_SIZE(ENDPOINT0_SIZE) | EP_SINGLE_BUFFER;
- UEIENX = (1<<RXSTPE);
- usb_configuration = 0;
- }
- if ((intbits & (1<<SOFI)) && usb_configuration) {
- t = debug_flush_timer;
- if (t) {
- debug_flush_timer = -- t;
- if (!t) {
- UENUM = DEBUG_TX_ENDPOINT;
- while ((UEINTX & (1<<RWAL))) {
- UEDATX = 0;
- }
- UEINTX = 0x3A;
- }
- }
- /* TODO: should keep IDLE rate on each keyboard interface */
-#ifdef NKRO_ENABLE
- if (!keyboard_nkro && usb_keyboard_idle_config && (++div4 & 3) == 0) {
-#else
- if (usb_keyboard_idle_config && (++div4 & 3) == 0) {
-#endif
- UENUM = KBD_ENDPOINT;
- if (UEINTX & (1<<RWAL)) {
- usb_keyboard_idle_count++;
- if (usb_keyboard_idle_count == usb_keyboard_idle_config) {
- usb_keyboard_idle_count = 0;
- /* TODO: fix keyboard_report inconsistency */
-/* To avoid Mac SET_IDLE behaviour.
- UEDATX = keyboard_report_prev->mods;
- UEDATX = 0;
- uint8_t keys = usb_keyboard_protocol ? KBD_REPORT_KEYS : 6;
- for (uint8_t i=0; i<keys; i++) {
- UEDATX = keyboard_report_prev->keys[i];
- }
- UEINTX = 0x3A;
-*/
- }
- }
- }
- }
-}
-
-
-
-// Misc functions to wait for ready and send/receive packets
-static inline void usb_wait_in_ready(void)
-{
- while (!(UEINTX & (1<<TXINI))) ;
-}
-static inline void usb_send_in(void)
-{
- UEINTX = ~(1<<TXINI);
-}
-static inline void usb_wait_receive_out(void)
-{
- while (!(UEINTX & (1<<RXOUTI))) ;
-}
-static inline void usb_ack_out(void)
-{
- UEINTX = ~(1<<RXOUTI);
-}
-
-
-
-// USB Endpoint Interrupt - endpoint 0 is handled here. The
-// other endpoints are manipulated by the user-callable
-// functions, and the start-of-frame interrupt.
-//
-ISR(USB_COM_vect)
-{
- uint8_t intbits;
- const uint8_t *list;
- const uint8_t *cfg;
- uint8_t i, n, len, en;
- uint8_t bmRequestType;
- uint8_t bRequest;
- uint16_t wValue;
- uint16_t wIndex;
- uint16_t wLength;
- uint16_t desc_val;
- const uint8_t *desc_addr;
- uint8_t desc_length;
-
- UENUM = 0;
- intbits = UEINTX;
- if (intbits & (1<<RXSTPI)) {
- bmRequestType = UEDATX;
- bRequest = UEDATX;
- wValue = UEDATX;
- wValue |= (UEDATX << 8);
- wIndex = UEDATX;
- wIndex |= (UEDATX << 8);
- wLength = UEDATX;
- wLength |= (UEDATX << 8);
- UEINTX = ~((1<<RXSTPI) | (1<<RXOUTI) | (1<<TXINI));
- if (bRequest == GET_DESCRIPTOR) {
- list = (const uint8_t *)descriptor_list;
- for (i=0; ; i++) {
- if (i >= NUM_DESC_LIST) {
- UECONX = (1<<STALLRQ)|(1<<EPEN); //stall
- return;
- }
- desc_val = pgm_read_word(list);
- if (desc_val != wValue) {
- list += sizeof(struct descriptor_list_struct);
- continue;
- }
- list += 2;
- desc_val = pgm_read_word(list);
- if (desc_val != wIndex) {
- list += sizeof(struct descriptor_list_struct)-2;
- continue;
- }
- list += 2;
- desc_addr = (const uint8_t *)pgm_read_word(list);
- list += 2;
- desc_length = pgm_read_byte(list);
- break;
- }
- len = (wLength < 256) ? wLength : 255;
- if (len > desc_length) len = desc_length;
- do {
- // wait for host ready for IN packet
- do {
- i = UEINTX;
- } while (!(i & ((1<<TXINI)|(1<<RXOUTI))));
- if (i & (1<<RXOUTI)) return; // abort
- // send IN packet
- n = len < ENDPOINT0_SIZE ? len : ENDPOINT0_SIZE;
- for (i = n; i; i--) {
- UEDATX = pgm_read_byte(desc_addr++);
- }
- len -= n;
- usb_send_in();
- } while (len || n == ENDPOINT0_SIZE);
- return;
- }
- if (bRequest == SET_ADDRESS) {
- usb_send_in();
- usb_wait_in_ready();
- UDADDR = wValue | (1<<ADDEN);
- return;
- }
- if (bRequest == SET_CONFIGURATION && bmRequestType == 0) {
- usb_configuration = wValue;
- usb_send_in();
- cfg = endpoint_config_table;
- for (i=1; i<=MAX_ENDPOINT; i++) {
- UENUM = i;
- en = pgm_read_byte(cfg++);
- if (en) {
- UECONX = (1<<EPEN);
- UECFG0X = pgm_read_byte(cfg++);
- UECFG1X = pgm_read_byte(cfg++);
- } else {
- UECONX = 0;
- }
- }
- UERST = UERST_MASK;
- UERST = 0;
- return;
- }
- if (bRequest == GET_CONFIGURATION && bmRequestType == 0x80) {
- usb_wait_in_ready();
- UEDATX = usb_configuration;
- usb_send_in();
- return;
- }
-
- if (bRequest == GET_STATUS) {
- usb_wait_in_ready();
- i = 0;
- #ifdef SUPPORT_ENDPOINT_HALT
- if (bmRequestType == 0x82) {
- UENUM = wIndex;
- if (UECONX & (1<<STALLRQ)) i = 1;
- UENUM = 0;
- }
- #endif
- UEDATX = i;
- UEDATX = 0;
- usb_send_in();
- return;
- }
- if (bRequest == CLEAR_FEATURE || bRequest == SET_FEATURE) {
-#ifdef SUPPORT_ENDPOINT_HALT
- if (bmRequestType == 0x02 && wValue == ENDPOINT_HALT) {
- i = wIndex & 0x7F;
- if (i >= 1 && i <= MAX_ENDPOINT) {
- usb_send_in();
- UENUM = i;
- if (bRequest == SET_FEATURE) {
- UECONX = (1<<STALLRQ)|(1<<EPEN);
- } else {
- UECONX = (1<<STALLRQC)|(1<<RSTDT)|(1<<EPEN);
- UERST = (1 << i);
- UERST = 0;
- }
- return;
- }
- }
-#endif
- if (bmRequestType == 0x00 && wValue == DEVICE_REMOTE_WAKEUP) {
- if (bRequest == SET_FEATURE) {
- remote_wakeup = true;
- } else {
- remote_wakeup = false;
- }
- usb_send_in();
- return;
- }
- }
- if (wIndex == KBD_INTERFACE) {
- if (bmRequestType == 0xA1) {
- if (bRequest == HID_GET_REPORT) {
- usb_wait_in_ready();
- UEDATX = keyboard_report->mods;
- UEDATX = 0;
- for (i=0; i<6; i++) {
- UEDATX = keyboard_report->keys[i];
- }
- usb_send_in();
- return;
- }
- if (bRequest == HID_GET_IDLE) {
- usb_wait_in_ready();
- UEDATX = usb_keyboard_idle_config;
- usb_send_in();
- return;
- }
- if (bRequest == HID_GET_PROTOCOL) {
- usb_wait_in_ready();
- UEDATX = usb_keyboard_protocol;
- usb_send_in();
- return;
- }
- }
- if (bmRequestType == 0x21) {
- if (bRequest == HID_SET_REPORT) {
- usb_wait_receive_out();
- usb_keyboard_leds = UEDATX;
- usb_ack_out();
- usb_send_in();
- return;
- }
- if (bRequest == HID_SET_IDLE) {
- usb_keyboard_idle_config = (wValue >> 8);
- usb_keyboard_idle_count = 0;
- //usb_wait_in_ready();
- usb_send_in();
- return;
- }
- if (bRequest == HID_SET_PROTOCOL) {
- usb_keyboard_protocol = wValue;
- //usb_wait_in_ready();
- usb_send_in();
- return;
- }
- }
- }
-#ifdef MOUSE_ENABLE
- if (wIndex == MOUSE_INTERFACE) {
- if (bmRequestType == 0xA1) {
- if (bRequest == HID_GET_REPORT) {
- if (wValue == HID_REPORT_INPUT) {
- usb_wait_in_ready();
- UEDATX = 0;
- UEDATX = 0;
- UEDATX = 0;
- UEDATX = 0;
- usb_send_in();
- return;
- }
- if (wValue == HID_REPORT_FEATURE) {
- usb_wait_in_ready();
- UEDATX = 0x05;
- usb_send_in();
- return;
- }
- }
- if (bRequest == HID_GET_PROTOCOL) {
- usb_wait_in_ready();
- UEDATX = usb_mouse_protocol;
- usb_send_in();
- return;
- }
- }
- if (bmRequestType == 0x21) {
- if (bRequest == HID_SET_PROTOCOL) {
- usb_mouse_protocol = wValue;
- usb_send_in();
- return;
- }
- }
- }
-#endif
- if (wIndex == DEBUG_INTERFACE) {
- if (bRequest == HID_GET_REPORT && bmRequestType == 0xA1) {
- len = wLength;
- do {
- // wait for host ready for IN packet
- do {
- i = UEINTX;
- } while (!(i & ((1<<TXINI)|(1<<RXOUTI))));
- if (i & (1<<RXOUTI)) return; // abort
- // send IN packet
- n = len < ENDPOINT0_SIZE ? len : ENDPOINT0_SIZE;
- for (i = n; i; i--) {
- UEDATX = 0;
- }
- len -= n;
- usb_send_in();
- } while (len || n == ENDPOINT0_SIZE);
- return;
- }
- }
- }
- UECONX = (1<<STALLRQ) | (1<<EPEN); // stall
-}