diff options
Diffstat (limited to 'pjrc/usb.c')
| -rw-r--r-- | pjrc/usb.c | 962 |
1 files changed, 0 insertions, 962 deletions
diff --git a/pjrc/usb.c b/pjrc/usb.c deleted file mode 100644 index 89087218f3..0000000000 --- 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 -} |