1083 lines
35 KiB
C
1083 lines
35 KiB
C
/*
|
|
Copyright 2011 Jun Wako <wakojun@gmail.com>
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <avr/wdt.h>
|
|
|
|
#include <usbdrv/usbdrv.h>
|
|
|
|
#include "usbconfig.h"
|
|
#include "host.h"
|
|
#include "report.h"
|
|
#include "host_driver.h"
|
|
#include "vusb.h"
|
|
#include "print.h"
|
|
#include "debug.h"
|
|
#include "wait.h"
|
|
#include "usb_descriptor_common.h"
|
|
|
|
#ifdef RAW_ENABLE
|
|
# include "raw_hid.h"
|
|
#endif
|
|
|
|
#ifdef JOYSTICK_ENABLE
|
|
# include "joystick.h"
|
|
#endif
|
|
|
|
#if defined(CONSOLE_ENABLE)
|
|
# define RBUF_SIZE 128
|
|
# include "ring_buffer.h"
|
|
#endif
|
|
|
|
#define NEXT_INTERFACE __COUNTER__
|
|
|
|
/*
|
|
* Interface indexes
|
|
*/
|
|
enum usb_interfaces {
|
|
#ifndef KEYBOARD_SHARED_EP
|
|
KEYBOARD_INTERFACE = NEXT_INTERFACE,
|
|
#else
|
|
SHARED_INTERFACE = NEXT_INTERFACE,
|
|
# define KEYBOARD_INTERFACE SHARED_INTERFACE
|
|
#endif
|
|
|
|
// It is important that the Raw HID interface is at a constant
|
|
// interface number, to support Linux/OSX platforms and chrome.hid
|
|
// If Raw HID is enabled, let it be always 1.
|
|
#ifdef RAW_ENABLE
|
|
RAW_INTERFACE = NEXT_INTERFACE,
|
|
#endif
|
|
|
|
#if defined(SHARED_EP_ENABLE) && !defined(KEYBOARD_SHARED_EP)
|
|
SHARED_INTERFACE = NEXT_INTERFACE,
|
|
#endif
|
|
|
|
#ifdef CONSOLE_ENABLE
|
|
CONSOLE_INTERFACE = NEXT_INTERFACE,
|
|
#endif
|
|
|
|
TOTAL_INTERFACES = NEXT_INTERFACE
|
|
};
|
|
|
|
#define MAX_INTERFACES 3
|
|
|
|
#if (NEXT_INTERFACE - 1) > MAX_INTERFACES
|
|
# error There are not enough available interfaces to support all functions. Please disable one or more of the following: Mouse Keys, Extra Keys, Raw HID, Console
|
|
#endif
|
|
|
|
#if (defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)) && CONSOLE_ENABLE
|
|
# error Mouse/Extra Keys share an endpoint with Console. Please disable one of the two.
|
|
#endif
|
|
|
|
static uint8_t keyboard_led_state = 0;
|
|
static uint8_t vusb_idle_rate = 0;
|
|
|
|
/* Keyboard report send buffer */
|
|
#define KBUF_SIZE 16
|
|
static report_keyboard_t kbuf[KBUF_SIZE];
|
|
static uint8_t kbuf_head = 0;
|
|
static uint8_t kbuf_tail = 0;
|
|
|
|
static report_keyboard_t keyboard_report_sent;
|
|
|
|
#define VUSB_TRANSFER_KEYBOARD_MAX_TRIES 10
|
|
|
|
/* transfer keyboard report from buffer */
|
|
void vusb_transfer_keyboard(void) {
|
|
for (int i = 0; i < VUSB_TRANSFER_KEYBOARD_MAX_TRIES; i++) {
|
|
if (usbInterruptIsReady()) {
|
|
if (kbuf_head != kbuf_tail) {
|
|
#ifndef KEYBOARD_SHARED_EP
|
|
usbSetInterrupt((void *)&kbuf[kbuf_tail], sizeof(report_keyboard_t));
|
|
#else
|
|
// Ugly hack! :(
|
|
usbSetInterrupt((void *)&kbuf[kbuf_tail], sizeof(report_keyboard_t) - 1);
|
|
while (!usbInterruptIsReady()) {
|
|
usbPoll();
|
|
}
|
|
usbSetInterrupt((void *)(&(kbuf[kbuf_tail].keys[5])), 1);
|
|
#endif
|
|
kbuf_tail = (kbuf_tail + 1) % KBUF_SIZE;
|
|
if (debug_keyboard) {
|
|
dprintf("V-USB: kbuf[%d->%d](%02X)\n", kbuf_tail, kbuf_head, (kbuf_head < kbuf_tail) ? (KBUF_SIZE - kbuf_tail + kbuf_head) : (kbuf_head - kbuf_tail));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
usbPoll();
|
|
wait_ms(1);
|
|
}
|
|
}
|
|
|
|
/*------------------------------------------------------------------*
|
|
* RAW HID
|
|
*------------------------------------------------------------------*/
|
|
#ifdef RAW_ENABLE
|
|
# define RAW_BUFFER_SIZE 32
|
|
# define RAW_EPSIZE 8
|
|
|
|
static uint8_t raw_output_buffer[RAW_BUFFER_SIZE];
|
|
static uint8_t raw_output_received_bytes = 0;
|
|
|
|
void raw_hid_send(uint8_t *data, uint8_t length) {
|
|
if (length != RAW_BUFFER_SIZE) {
|
|
return;
|
|
}
|
|
|
|
uint8_t *temp = data;
|
|
for (uint8_t i = 0; i < 4; i++) {
|
|
while (!usbInterruptIsReady4()) {
|
|
usbPoll();
|
|
}
|
|
usbSetInterrupt4(temp, 8);
|
|
temp += 8;
|
|
}
|
|
while (!usbInterruptIsReady4()) {
|
|
usbPoll();
|
|
}
|
|
usbSetInterrupt4(0, 0);
|
|
}
|
|
|
|
__attribute__((weak)) void raw_hid_receive(uint8_t *data, uint8_t length) {
|
|
// Users should #include "raw_hid.h" in their own code
|
|
// and implement this function there. Leave this as weak linkage
|
|
// so users can opt to not handle data coming in.
|
|
}
|
|
|
|
void raw_hid_task(void) {
|
|
if (raw_output_received_bytes == RAW_BUFFER_SIZE) {
|
|
raw_hid_receive(raw_output_buffer, RAW_BUFFER_SIZE);
|
|
raw_output_received_bytes = 0;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*------------------------------------------------------------------*
|
|
* Console
|
|
*------------------------------------------------------------------*/
|
|
#ifdef CONSOLE_ENABLE
|
|
# define CONSOLE_BUFFER_SIZE 32
|
|
# define CONSOLE_EPSIZE 8
|
|
|
|
int8_t sendchar(uint8_t c) {
|
|
rbuf_enqueue(c);
|
|
return 0;
|
|
}
|
|
|
|
static inline bool usbSendData3(char *data, uint8_t len) {
|
|
uint8_t retries = 5;
|
|
while (!usbInterruptIsReady3()) {
|
|
if (!(retries--)) {
|
|
return false;
|
|
}
|
|
usbPoll();
|
|
}
|
|
|
|
usbSetInterrupt3((unsigned char *)data, len);
|
|
return true;
|
|
}
|
|
|
|
void console_task(void) {
|
|
if (!usbConfiguration) {
|
|
return;
|
|
}
|
|
|
|
if (!rbuf_has_data()) {
|
|
return;
|
|
}
|
|
|
|
// Send in chunks of 8 padded to 32
|
|
char send_buf[CONSOLE_BUFFER_SIZE] = {0};
|
|
uint8_t send_buf_count = 0;
|
|
while (rbuf_has_data() && send_buf_count < CONSOLE_EPSIZE) {
|
|
send_buf[send_buf_count++] = rbuf_dequeue();
|
|
}
|
|
|
|
char *temp = send_buf;
|
|
for (uint8_t i = 0; i < 4; i++) {
|
|
if (!usbSendData3(temp, 8)) {
|
|
break;
|
|
}
|
|
temp += 8;
|
|
}
|
|
|
|
usbSendData3(0, 0);
|
|
usbPoll();
|
|
}
|
|
#endif
|
|
|
|
/*------------------------------------------------------------------*
|
|
* Host driver
|
|
*------------------------------------------------------------------*/
|
|
static uint8_t keyboard_leds(void);
|
|
static void send_keyboard(report_keyboard_t *report);
|
|
static void send_mouse(report_mouse_t *report);
|
|
static void send_extra(report_extra_t *report);
|
|
|
|
static host_driver_t driver = {keyboard_leds, send_keyboard, send_mouse, send_extra};
|
|
|
|
host_driver_t *vusb_driver(void) {
|
|
return &driver;
|
|
}
|
|
|
|
static uint8_t keyboard_leds(void) {
|
|
return keyboard_led_state;
|
|
}
|
|
|
|
static void send_keyboard(report_keyboard_t *report) {
|
|
uint8_t next = (kbuf_head + 1) % KBUF_SIZE;
|
|
if (next != kbuf_tail) {
|
|
kbuf[kbuf_head] = *report;
|
|
kbuf_head = next;
|
|
} else {
|
|
dprint("kbuf: full\n");
|
|
}
|
|
|
|
// NOTE: send key strokes of Macro
|
|
usbPoll();
|
|
vusb_transfer_keyboard();
|
|
keyboard_report_sent = *report;
|
|
}
|
|
|
|
#ifndef KEYBOARD_SHARED_EP
|
|
# define usbInterruptIsReadyShared usbInterruptIsReady3
|
|
# define usbSetInterruptShared usbSetInterrupt3
|
|
#else
|
|
# define usbInterruptIsReadyShared usbInterruptIsReady
|
|
# define usbSetInterruptShared usbSetInterrupt
|
|
#endif
|
|
|
|
static void send_mouse(report_mouse_t *report) {
|
|
#ifdef MOUSE_ENABLE
|
|
if (usbInterruptIsReadyShared()) {
|
|
usbSetInterruptShared((void *)report, sizeof(report_mouse_t));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static void send_extra(report_extra_t *report) {
|
|
#ifdef EXTRAKEY_ENABLE
|
|
if (usbInterruptIsReadyShared()) {
|
|
usbSetInterruptShared((void *)report, sizeof(report_extra_t));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void send_joystick(report_joystick_t *report) {
|
|
#ifdef JOYSTICK_ENABLE
|
|
if (usbInterruptIsReadyShared()) {
|
|
usbSetInterruptShared((void *)report, sizeof(report_joystick_t));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void send_digitizer(report_digitizer_t *report) {
|
|
#ifdef DIGITIZER_ENABLE
|
|
if (usbInterruptIsReadyShared()) {
|
|
usbSetInterruptShared((void *)report, sizeof(report_digitizer_t));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void send_programmable_button(report_programmable_button_t *report) {
|
|
#ifdef PROGRAMMABLE_BUTTON_ENABLE
|
|
if (usbInterruptIsReadyShared()) {
|
|
usbSetInterruptShared((void *)report, sizeof(report_programmable_button_t));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*------------------------------------------------------------------*
|
|
* Request from host *
|
|
*------------------------------------------------------------------*/
|
|
static struct {
|
|
uint16_t len;
|
|
enum { NONE, SET_LED } kind;
|
|
} last_req;
|
|
|
|
usbMsgLen_t usbFunctionSetup(uchar data[8]) {
|
|
usbRequest_t *rq = (void *)data;
|
|
|
|
if ((rq->bmRequestType & USBRQ_TYPE_MASK) == USBRQ_TYPE_CLASS) { /* class request type */
|
|
if (rq->bRequest == USBRQ_HID_GET_REPORT) {
|
|
dprint("GET_REPORT:");
|
|
if (rq->wIndex.word == KEYBOARD_INTERFACE) {
|
|
usbMsgPtr = (usbMsgPtr_t)&keyboard_report_sent;
|
|
return sizeof(keyboard_report_sent);
|
|
}
|
|
} else if (rq->bRequest == USBRQ_HID_GET_IDLE) {
|
|
dprint("GET_IDLE:");
|
|
usbMsgPtr = (usbMsgPtr_t)&vusb_idle_rate;
|
|
return 1;
|
|
} else if (rq->bRequest == USBRQ_HID_SET_IDLE) {
|
|
vusb_idle_rate = rq->wValue.bytes[1];
|
|
dprintf("SET_IDLE: %02X", vusb_idle_rate);
|
|
} else if (rq->bRequest == USBRQ_HID_SET_REPORT) {
|
|
dprint("SET_REPORT:");
|
|
// Report Type: 0x02(Out)/ReportID: 0x00(none) && Interface: 0(keyboard)
|
|
if (rq->wValue.word == 0x0200 && rq->wIndex.word == KEYBOARD_INTERFACE) {
|
|
dprint("SET_LED:");
|
|
last_req.kind = SET_LED;
|
|
last_req.len = rq->wLength.word;
|
|
}
|
|
return USB_NO_MSG; // to get data in usbFunctionWrite
|
|
} else {
|
|
dprint("UNKNOWN:");
|
|
}
|
|
} else {
|
|
dprint("VENDOR:");
|
|
/* no vendor specific requests implemented */
|
|
}
|
|
dprint("\n");
|
|
return 0; /* default for not implemented requests: return no data back to host */
|
|
}
|
|
|
|
uchar usbFunctionWrite(uchar *data, uchar len) {
|
|
if (last_req.len == 0) {
|
|
return -1;
|
|
}
|
|
switch (last_req.kind) {
|
|
case SET_LED:
|
|
dprintf("SET_LED: %02X\n", data[0]);
|
|
keyboard_led_state = data[0];
|
|
last_req.len = 0;
|
|
return 1;
|
|
break;
|
|
case NONE:
|
|
default:
|
|
return -1;
|
|
break;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void usbFunctionWriteOut(uchar *data, uchar len) {
|
|
#ifdef RAW_ENABLE
|
|
// Data from host must be divided every 8bytes
|
|
if (len != 8) {
|
|
dprint("RAW: invalid length\n");
|
|
raw_output_received_bytes = 0;
|
|
return;
|
|
}
|
|
|
|
if (raw_output_received_bytes + len > RAW_BUFFER_SIZE) {
|
|
dprint("RAW: buffer full\n");
|
|
raw_output_received_bytes = 0;
|
|
} else {
|
|
for (uint8_t i = 0; i < 8; i++) {
|
|
raw_output_buffer[raw_output_received_bytes + i] = data[i];
|
|
}
|
|
raw_output_received_bytes += len;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*------------------------------------------------------------------*
|
|
* Descriptors *
|
|
*------------------------------------------------------------------*/
|
|
|
|
#ifdef KEYBOARD_SHARED_EP
|
|
const PROGMEM uchar shared_hid_report[] = {
|
|
# define SHARED_REPORT_STARTED
|
|
#else
|
|
const PROGMEM uchar keyboard_hid_report[] = {
|
|
#endif
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x06, // Usage (Keyboard)
|
|
0xA1, 0x01, // Collection (Application)
|
|
#ifdef KEYBOARD_SHARED_EP
|
|
0x85, REPORT_ID_KEYBOARD, // Report ID
|
|
#endif
|
|
// Modifiers (8 bits)
|
|
0x05, 0x07, // Usage Page (Keyboard/Keypad)
|
|
0x19, 0xE0, // Usage Minimum (Keyboard Left Control)
|
|
0x29, 0xE7, // Usage Maximum (Keyboard Right GUI)
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x25, 0x01, // Logical Maximum (1)
|
|
0x95, 0x08, // Report Count (8)
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
// Reserved (1 byte)
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x03, // Input (Constant)
|
|
// Keycodes (6 bytes)
|
|
0x05, 0x07, // Usage Page (Keyboard/Keypad)
|
|
0x19, 0x00, // Usage Minimum (0)
|
|
0x29, 0xFF, // Usage Maximum (255)
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x26, 0xFF, 0x00, // Logical Maximum (255)
|
|
0x95, 0x06, // Report Count (6)
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x00, // Input (Data, Array, Absolute)
|
|
|
|
// Status LEDs (5 bits)
|
|
0x05, 0x08, // Usage Page (LED)
|
|
0x19, 0x01, // Usage Minimum (Num Lock)
|
|
0x29, 0x05, // Usage Maximum (Kana)
|
|
0x95, 0x05, // Report Count (5)
|
|
0x75, 0x01, // Report Size (1)
|
|
0x91, 0x02, // Output (Data, Variable, Absolute)
|
|
// LED padding (3 bits)
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x03, // Report Size (3)
|
|
0x91, 0x03, // Output (Constant)
|
|
0xC0, // End Collection
|
|
#ifndef KEYBOARD_SHARED_EP
|
|
};
|
|
#endif
|
|
|
|
#if defined(SHARED_EP_ENABLE) && !defined(SHARED_REPORT_STARTED)
|
|
const PROGMEM uchar shared_hid_report[] = {
|
|
# define SHARED_REPORT_STARTED
|
|
#endif
|
|
|
|
#ifdef MOUSE_ENABLE
|
|
// Mouse report descriptor
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x02, // Usage (Mouse)
|
|
0xA1, 0x01, // Collection (Application)
|
|
0x85, REPORT_ID_MOUSE, // Report ID
|
|
0x09, 0x01, // Usage (Pointer)
|
|
0xA1, 0x00, // Collection (Physical)
|
|
// Buttons (8 bits)
|
|
0x05, 0x09, // Usage Page (Button)
|
|
0x19, 0x01, // Usage Minimum (Button 1)
|
|
0x29, 0x08, // Usage Maximum (Button 8)
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x25, 0x01, // Logical Maximum (1)
|
|
0x95, 0x08, // Report Count (8)
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
|
|
# ifdef MOUSE_EXTENDED_REPORT
|
|
// Boot protocol XY ignored in Report protocol
|
|
0x95, 0x02, // Report Count (2)
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x03, // Input (Constant)
|
|
# endif
|
|
|
|
// X/Y position (2 or 4 bytes)
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x30, // Usage (X)
|
|
0x09, 0x31, // Usage (Y)
|
|
# ifndef MOUSE_EXTENDED_REPORT
|
|
0x15, 0x81, // Logical Minimum (-127)
|
|
0x25, 0x7F, // Logical Maximum (127)
|
|
0x95, 0x02, // Report Count (2)
|
|
0x75, 0x08, // Report Size (8)
|
|
# else
|
|
0x16, 0x01, 0x80, // Logical Minimum (-32767)
|
|
0x26, 0xFF, 0x7F, // Logical Maximum (32767)
|
|
0x95, 0x02, // Report Count (2)
|
|
0x75, 0x10, // Report Size (16)
|
|
# endif
|
|
0x81, 0x06, // Input (Data, Variable, Relative)
|
|
|
|
// Vertical wheel (1 byte)
|
|
0x09, 0x38, // Usage (Wheel)
|
|
0x15, 0x81, // Logical Minimum (-127)
|
|
0x25, 0x7F, // Logical Maximum (127)
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x06, // Input (Data, Variable, Relative)
|
|
// Horizontal wheel (1 byte)
|
|
0x05, 0x0C, // Usage Page (Consumer)
|
|
0x0A, 0x38, 0x02, // Usage (AC Pan)
|
|
0x15, 0x81, // Logical Minimum (-127)
|
|
0x25, 0x7F, // Logical Maximum (127)
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x06, // Input (Data, Variable, Relative)
|
|
0xC0, // End Collection
|
|
0xC0, // End Collection
|
|
#endif
|
|
|
|
#ifdef EXTRAKEY_ENABLE
|
|
// Extrakeys report descriptor
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x80, // Usage (System Control)
|
|
0xA1, 0x01, // Collection (Application)
|
|
0x85, REPORT_ID_SYSTEM, // Report ID
|
|
0x19, 0x01, // Usage Minimum (Pointer)
|
|
0x2A, 0xB7, 0x00, // Usage Maximum (System Display LCD Autoscale)
|
|
0x15, 0x01, // Logical Minimum
|
|
0x26, 0xB7, 0x00, // Logical Maximum
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x10, // Report Size (16)
|
|
0x81, 0x00, // Input (Data, Array, Absolute)
|
|
0xC0, // End Collection
|
|
|
|
0x05, 0x0C, // Usage Page (Consumer)
|
|
0x09, 0x01, // Usage (Consumer Control)
|
|
0xA1, 0x01, // Collection (Application)
|
|
0x85, REPORT_ID_CONSUMER, // Report ID
|
|
0x19, 0x01, // Usage Minimum (Consumer Control)
|
|
0x2A, 0xA0, 0x02, // Usage Maximum (AC Desktop Show All Applications)
|
|
0x15, 0x01, // Logical Minimum
|
|
0x26, 0xA0, 0x02, // Logical Maximum
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x10, // Report Size (16)
|
|
0x81, 0x00, // Input (Data, Array, Absolute)
|
|
0xC0, // End Collection
|
|
#endif
|
|
|
|
#ifdef JOYSTICK_ENABLE
|
|
// Joystick report descriptor
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x04, // Usage (Joystick)
|
|
0xA1, 0x01, // Collection (Application)
|
|
0x85, REPORT_ID_JOYSTICK, // Report ID
|
|
0xA1, 0x00, // Collection (Physical)
|
|
# if JOYSTICK_AXIS_COUNT > 0
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x30, // Usage (X)
|
|
# if JOYSTICK_AXIS_COUNT > 1
|
|
0x09, 0x31, // Usage (Y)
|
|
# endif
|
|
# if JOYSTICK_AXIS_COUNT > 2
|
|
0x09, 0x32, // Usage (Z)
|
|
# endif
|
|
# if JOYSTICK_AXIS_COUNT > 3
|
|
0x09, 0x33, // Usage (Rx)
|
|
# endif
|
|
# if JOYSTICK_AXIS_COUNT > 4
|
|
0x09, 0x34, // Usage (Ry)
|
|
# endif
|
|
# if JOYSTICK_AXIS_COUNT > 5
|
|
0x09, 0x35, // Usage (Rz)
|
|
# endif
|
|
# if JOYSTICK_AXIS_RESOLUTION == 8
|
|
0x15, -JOYSTICK_MAX_VALUE, // Logical Minimum
|
|
0x25, JOYSTICK_MAX_VALUE, // Logical Maximum
|
|
0x95, JOYSTICK_AXIS_COUNT, // Report Count
|
|
0x75, 0x08, // Report Size (8)
|
|
# else
|
|
0x16, HID_VALUE_16(-JOYSTICK_MAX_VALUE), // Logical Minimum
|
|
0x26, HID_VALUE_16(JOYSTICK_MAX_VALUE), // Logical Maximum
|
|
0x95, JOYSTICK_AXIS_COUNT, // Report Count
|
|
0x75, 0x10, // Report Size (16)
|
|
# endif
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
# endif
|
|
|
|
# if JOYSTICK_BUTTON_COUNT > 0
|
|
0x05, 0x09, // Usage Page (Button)
|
|
0x19, 0x01, // Usage Minimum (Button 1)
|
|
0x29, JOYSTICK_BUTTON_COUNT, // Usage Maximum
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x25, 0x01, // Logical Maximum (1)
|
|
0x95, JOYSTICK_BUTTON_COUNT, // Report Count
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
|
|
# if (JOYSTICK_BUTTON_COUNT % 8) != 0
|
|
0x95, 8 - (JOYSTICK_BUTTON_COUNT % 8), // Report Count
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x03, // Input (Constant)
|
|
# endif
|
|
# endif
|
|
0xC0, // End Collection
|
|
0xC0, // End Collection
|
|
#endif
|
|
|
|
#ifdef DIGITIZER_ENABLE
|
|
// Digitizer report descriptor
|
|
0x05, 0x0D, // Usage Page (Digitizers)
|
|
0x09, 0x01, // Usage (Digitizer)
|
|
0xA1, 0x01, // Collection (Application)
|
|
0x85, REPORT_ID_DIGITIZER, // Report ID
|
|
0x09, 0x20, // Usage (Stylus)
|
|
0xA1, 0x00, // Collection (Physical)
|
|
// In Range, Tip Switch & Barrel Switch (3 bits)
|
|
0x09, 0x32, // Usage (In Range)
|
|
0x09, 0x42, // Usage (Tip Switch)
|
|
0x09, 0x44, // Usage (Barrel Switch)
|
|
0x15, 0x00, // Logical Minimum
|
|
0x25, 0x01, // Logical Maximum
|
|
0x95, 0x03, // Report Count (3)
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
// Padding (5 bits)
|
|
0x95, 0x05, // Report Count (5)
|
|
0x81, 0x03, // Input (Constant)
|
|
|
|
// X/Y Position (4 bytes)
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x30, // Usage (X)
|
|
0x09, 0x31, // Usage (Y)
|
|
0x26, 0xFF, 0x7F, // Logical Maximum (32767)
|
|
0x95, 0x02, // Report Count (2)
|
|
0x75, 0x10, // Report Size (16)
|
|
0x65, 0x33, // Unit (Inch, English Linear)
|
|
0x55, 0x0E, // Unit Exponent (-2)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
0xC0, // End Collection
|
|
0xC0, // End Collection
|
|
#endif
|
|
|
|
#ifdef PROGRAMMABLE_BUTTON_ENABLE
|
|
// Programmable buttons report descriptor
|
|
0x05, 0x0C, // Usage Page (Consumer)
|
|
0x09, 0x01, // Usage (Consumer Control)
|
|
0xA1, 0x01, // Collection (Application)
|
|
0x85, REPORT_ID_PROGRAMMABLE_BUTTON, // Report ID
|
|
0x09, 0x03, // Usage (Programmable Buttons)
|
|
0xA1, 0x04, // Collection (Named Array)
|
|
0x05, 0x09, // Usage Page (Button)
|
|
0x19, 0x01, // Usage Minimum (Button 1)
|
|
0x29, 0x20, // Usage Maximum (Button 32)
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x25, 0x01, // Logical Maximum (1)
|
|
0x95, 0x20, // Report Count (32)
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
0xC0, // End Collection
|
|
0xC0, // End Collection
|
|
#endif
|
|
|
|
#ifdef SHARED_EP_ENABLE
|
|
};
|
|
#endif
|
|
|
|
#ifdef RAW_ENABLE
|
|
const PROGMEM uchar raw_hid_report[] = {
|
|
0x06, HID_VALUE_16(RAW_USAGE_PAGE), // Usage Page (Vendor Defined)
|
|
0x09, RAW_USAGE_ID, // Usage (Vendor Defined)
|
|
0xA1, 0x01, // Collection (Application)
|
|
// Data to host
|
|
0x09, 0x62, // Usage (Vendor Defined)
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x26, 0xFF, 0x00, // Logical Maximum (255)
|
|
0x95, RAW_BUFFER_SIZE, // Report Count
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
// Data from host
|
|
0x09, 0x63, // Usage (Vendor Defined)
|
|
0x15, 0x00, // Logical Minimum (0)
|
|
0x26, 0xFF, 0x00, // Logical Maximum (255)
|
|
0x95, RAW_BUFFER_SIZE, // Report Count
|
|
0x75, 0x08, // Report Size (8)
|
|
0x91, 0x02, // Output (Data, Variable, Absolute)
|
|
0xC0 // End Collection
|
|
};
|
|
#endif
|
|
|
|
#if defined(CONSOLE_ENABLE)
|
|
const PROGMEM uchar console_hid_report[] = {
|
|
0x06, 0x31, 0xFF, // Usage Page (Vendor Defined - PJRC Teensy compatible)
|
|
0x09, 0x74, // Usage (Vendor Defined - PJRC Teensy compatible)
|
|
0xA1, 0x01, // Collection (Application)
|
|
// Data to host
|
|
0x09, 0x75, // Usage (Vendor Defined)
|
|
0x15, 0x00, // Logical Minimum (0x00)
|
|
0x26, 0xFF, 0x00, // Logical Maximum (0x00FF)
|
|
0x95, CONSOLE_BUFFER_SIZE, // Report Count
|
|
0x75, 0x08, // Report Size (8)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
// Data from host
|
|
0x09, 0x76, // Usage (Vendor Defined)
|
|
0x15, 0x00, // Logical Minimum (0x00)
|
|
0x26, 0xFF, 0x00, // Logical Maximum (0x00FF)
|
|
0x95, CONSOLE_BUFFER_SIZE, // Report Count
|
|
0x75, 0x08, // Report Size (8)
|
|
0x91, 0x02, // Output (Data)
|
|
0xC0 // End Collection
|
|
};
|
|
#endif
|
|
|
|
#ifndef USB_MAX_POWER_CONSUMPTION
|
|
# define USB_MAX_POWER_CONSUMPTION 500
|
|
#endif
|
|
|
|
#ifndef USB_POLLING_INTERVAL_MS
|
|
# define USB_POLLING_INTERVAL_MS 1
|
|
#endif
|
|
|
|
// clang-format off
|
|
const PROGMEM usbStringDescriptor_t usbStringDescriptorZero = {
|
|
.header = {
|
|
.bLength = 4,
|
|
.bDescriptorType = USBDESCR_STRING
|
|
},
|
|
.bString = {0x0409} // US English
|
|
};
|
|
|
|
const PROGMEM usbStringDescriptor_t usbStringDescriptorManufacturer = {
|
|
.header = {
|
|
.bLength = sizeof(USBSTR(MANUFACTURER)),
|
|
.bDescriptorType = USBDESCR_STRING
|
|
},
|
|
.bString = USBSTR(MANUFACTURER)
|
|
};
|
|
|
|
const PROGMEM usbStringDescriptor_t usbStringDescriptorProduct = {
|
|
.header = {
|
|
.bLength = sizeof(USBSTR(PRODUCT)),
|
|
.bDescriptorType = USBDESCR_STRING
|
|
},
|
|
.bString = USBSTR(PRODUCT)
|
|
};
|
|
|
|
#if defined(SERIAL_NUMBER)
|
|
const PROGMEM usbStringDescriptor_t usbStringDescriptorSerial = {
|
|
.header = {
|
|
.bLength = sizeof(USBSTR(SERIAL_NUMBER)),
|
|
.bDescriptorType = USBDESCR_STRING
|
|
},
|
|
.bString = USBSTR(SERIAL_NUMBER)
|
|
};
|
|
#endif
|
|
|
|
/*
|
|
* Device descriptor
|
|
*/
|
|
const PROGMEM usbDeviceDescriptor_t usbDeviceDescriptor = {
|
|
.header = {
|
|
.bLength = sizeof(usbDeviceDescriptor_t),
|
|
.bDescriptorType = USBDESCR_DEVICE
|
|
},
|
|
.bcdUSB = 0x0110,
|
|
.bDeviceClass = 0x00,
|
|
.bDeviceSubClass = 0x00,
|
|
.bDeviceProtocol = 0x00,
|
|
.bMaxPacketSize0 = 8,
|
|
.idVendor = VENDOR_ID,
|
|
.idProduct = PRODUCT_ID,
|
|
.bcdDevice = DEVICE_VER,
|
|
.iManufacturer = 0x01,
|
|
.iProduct = 0x02,
|
|
#if defined(SERIAL_NUMBER)
|
|
.iSerialNumber = 0x03,
|
|
#else
|
|
.iSerialNumber = 0x00,
|
|
#endif
|
|
.bNumConfigurations = 1
|
|
};
|
|
|
|
/*
|
|
* Configuration descriptors
|
|
*/
|
|
const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
|
|
.header = {
|
|
.header = {
|
|
.bLength = sizeof(usbConfigurationDescriptorHeader_t),
|
|
.bDescriptorType = USBDESCR_CONFIG
|
|
},
|
|
.wTotalLength = sizeof(usbConfigurationDescriptor_t),
|
|
.bNumInterfaces = TOTAL_INTERFACES,
|
|
.bConfigurationValue = 0x01,
|
|
.iConfiguration = 0x00,
|
|
.bmAttributes = (1 << 7) | USBATTR_REMOTEWAKE,
|
|
.bMaxPower = USB_MAX_POWER_CONSUMPTION / 2
|
|
},
|
|
|
|
# ifndef KEYBOARD_SHARED_EP
|
|
/*
|
|
* Keyboard
|
|
*/
|
|
.keyboardInterface = {
|
|
.header = {
|
|
.bLength = sizeof(usbInterfaceDescriptor_t),
|
|
.bDescriptorType = USBDESCR_INTERFACE
|
|
},
|
|
.bInterfaceNumber = KEYBOARD_INTERFACE,
|
|
.bAlternateSetting = 0x00,
|
|
.bNumEndpoints = 1,
|
|
.bInterfaceClass = 0x03,
|
|
.bInterfaceSubClass = 0x01,
|
|
.bInterfaceProtocol = 0x01,
|
|
.iInterface = 0x00
|
|
},
|
|
.keyboardHID = {
|
|
.header = {
|
|
.bLength = sizeof(usbHIDDescriptor_t),
|
|
.bDescriptorType = USBDESCR_HID
|
|
},
|
|
.bcdHID = 0x0101,
|
|
.bCountryCode = 0x00,
|
|
.bNumDescriptors = 1,
|
|
.bDescriptorType = USBDESCR_HID_REPORT,
|
|
.wDescriptorLength = sizeof(keyboard_hid_report)
|
|
},
|
|
.keyboardINEndpoint = {
|
|
.header = {
|
|
.bLength = sizeof(usbEndpointDescriptor_t),
|
|
.bDescriptorType = USBDESCR_ENDPOINT
|
|
},
|
|
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | 1),
|
|
.bmAttributes = 0x03,
|
|
.wMaxPacketSize = 8,
|
|
.bInterval = USB_POLLING_INTERVAL_MS
|
|
},
|
|
# endif
|
|
|
|
# if defined(RAW_ENABLE)
|
|
/*
|
|
* RAW HID
|
|
*/
|
|
.rawInterface = {
|
|
.header = {
|
|
.bLength = sizeof(usbInterfaceDescriptor_t),
|
|
.bDescriptorType = USBDESCR_INTERFACE
|
|
},
|
|
.bInterfaceNumber = RAW_INTERFACE,
|
|
.bAlternateSetting = 0x00,
|
|
.bNumEndpoints = 2,
|
|
.bInterfaceClass = 0x03,
|
|
.bInterfaceSubClass = 0x00,
|
|
.bInterfaceProtocol = 0x00,
|
|
.iInterface = 0x00
|
|
},
|
|
.rawHID = {
|
|
.header = {
|
|
.bLength = sizeof(usbHIDDescriptor_t),
|
|
.bDescriptorType = USBDESCR_HID
|
|
},
|
|
.bcdHID = 0x0101,
|
|
.bCountryCode = 0x00,
|
|
.bNumDescriptors = 1,
|
|
.bDescriptorType = USBDESCR_HID_REPORT,
|
|
.wDescriptorLength = sizeof(raw_hid_report)
|
|
},
|
|
.rawINEndpoint = {
|
|
.header = {
|
|
.bLength = sizeof(usbEndpointDescriptor_t),
|
|
.bDescriptorType = USBDESCR_ENDPOINT
|
|
},
|
|
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | USB_CFG_EP4_NUMBER),
|
|
.bmAttributes = 0x03,
|
|
.wMaxPacketSize = RAW_EPSIZE,
|
|
.bInterval = USB_POLLING_INTERVAL_MS
|
|
},
|
|
.rawOUTEndpoint = {
|
|
.header = {
|
|
.bLength = sizeof(usbEndpointDescriptor_t),
|
|
.bDescriptorType = USBDESCR_ENDPOINT
|
|
},
|
|
.bEndpointAddress = (USBRQ_DIR_HOST_TO_DEVICE | USB_CFG_EP4_NUMBER),
|
|
.bmAttributes = 0x03,
|
|
.wMaxPacketSize = RAW_EPSIZE,
|
|
.bInterval = USB_POLLING_INTERVAL_MS
|
|
},
|
|
# endif
|
|
|
|
# ifdef SHARED_EP_ENABLE
|
|
/*
|
|
* Shared
|
|
*/
|
|
.sharedInterface = {
|
|
.header = {
|
|
.bLength = sizeof(usbInterfaceDescriptor_t),
|
|
.bDescriptorType = USBDESCR_INTERFACE
|
|
},
|
|
.bInterfaceNumber = SHARED_INTERFACE,
|
|
.bAlternateSetting = 0x00,
|
|
.bNumEndpoints = 1,
|
|
.bInterfaceClass = 0x03,
|
|
# ifdef KEYBOARD_SHARED_EP
|
|
.bInterfaceSubClass = 0x01,
|
|
.bInterfaceProtocol = 0x01,
|
|
# else
|
|
.bInterfaceSubClass = 0x00,
|
|
.bInterfaceProtocol = 0x00,
|
|
# endif
|
|
.iInterface = 0x00
|
|
},
|
|
.sharedHID = {
|
|
.header = {
|
|
.bLength = sizeof(usbHIDDescriptor_t),
|
|
.bDescriptorType = USBDESCR_HID
|
|
},
|
|
.bcdHID = 0x0101,
|
|
.bCountryCode = 0x00,
|
|
.bNumDescriptors = 1,
|
|
.bDescriptorType = USBDESCR_HID_REPORT,
|
|
.wDescriptorLength = sizeof(shared_hid_report)
|
|
},
|
|
.sharedINEndpoint = {
|
|
.header = {
|
|
.bLength = sizeof(usbEndpointDescriptor_t),
|
|
.bDescriptorType = USBDESCR_ENDPOINT
|
|
},
|
|
# ifdef KEYBOARD_SHARED_EP
|
|
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | 1),
|
|
# else
|
|
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | USB_CFG_EP3_NUMBER),
|
|
# endif
|
|
.bmAttributes = 0x03,
|
|
.wMaxPacketSize = 8,
|
|
.bInterval = USB_POLLING_INTERVAL_MS
|
|
},
|
|
# endif
|
|
|
|
# if defined(CONSOLE_ENABLE)
|
|
/*
|
|
* Console
|
|
*/
|
|
.consoleInterface = {
|
|
.header = {
|
|
.bLength = sizeof(usbInterfaceDescriptor_t),
|
|
.bDescriptorType = USBDESCR_INTERFACE
|
|
},
|
|
.bInterfaceNumber = CONSOLE_INTERFACE,
|
|
.bAlternateSetting = 0x00,
|
|
.bNumEndpoints = 2,
|
|
.bInterfaceClass = 0x03,
|
|
.bInterfaceSubClass = 0x00,
|
|
.bInterfaceProtocol = 0x00,
|
|
.iInterface = 0x00
|
|
},
|
|
.consoleHID = {
|
|
.header = {
|
|
.bLength = sizeof(usbHIDDescriptor_t),
|
|
.bDescriptorType = USBDESCR_HID
|
|
},
|
|
.bcdHID = 0x0111,
|
|
.bCountryCode = 0x00,
|
|
.bNumDescriptors = 1,
|
|
.bDescriptorType = USBDESCR_HID_REPORT,
|
|
.wDescriptorLength = sizeof(console_hid_report)
|
|
},
|
|
.consoleINEndpoint = {
|
|
.header = {
|
|
.bLength = sizeof(usbEndpointDescriptor_t),
|
|
.bDescriptorType = USBDESCR_ENDPOINT
|
|
},
|
|
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | USB_CFG_EP3_NUMBER),
|
|
.bmAttributes = 0x03,
|
|
.wMaxPacketSize = CONSOLE_EPSIZE,
|
|
.bInterval = 0x01
|
|
},
|
|
.consoleOUTEndpoint = {
|
|
.header = {
|
|
.bLength = sizeof(usbEndpointDescriptor_t),
|
|
.bDescriptorType = USBDESCR_ENDPOINT
|
|
},
|
|
.bEndpointAddress = (USBRQ_DIR_HOST_TO_DEVICE | USB_CFG_EP3_NUMBER),
|
|
.bmAttributes = 0x03,
|
|
.wMaxPacketSize = CONSOLE_EPSIZE,
|
|
.bInterval = 0x01
|
|
}
|
|
# endif
|
|
};
|
|
|
|
// clang-format on
|
|
|
|
USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
|
|
usbMsgLen_t len = 0;
|
|
|
|
switch (rq->wValue.bytes[1]) {
|
|
case USBDESCR_DEVICE:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbDeviceDescriptor;
|
|
len = sizeof(usbDeviceDescriptor_t);
|
|
break;
|
|
case USBDESCR_CONFIG:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor;
|
|
len = sizeof(usbConfigurationDescriptor_t);
|
|
break;
|
|
case USBDESCR_STRING:
|
|
switch (rq->wValue.bytes[0]) {
|
|
case 0:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbStringDescriptorZero;
|
|
len = usbStringDescriptorZero.header.bLength;
|
|
break;
|
|
case 1: // iManufacturer
|
|
usbMsgPtr = (usbMsgPtr_t)&usbStringDescriptorManufacturer;
|
|
len = usbStringDescriptorManufacturer.header.bLength;
|
|
break;
|
|
case 2: // iProduct
|
|
usbMsgPtr = (usbMsgPtr_t)&usbStringDescriptorProduct;
|
|
len = usbStringDescriptorProduct.header.bLength;
|
|
break;
|
|
#if defined(SERIAL_NUMBER)
|
|
case 3: // iSerialNumber
|
|
usbMsgPtr = (usbMsgPtr_t)&usbStringDescriptorSerial;
|
|
len = usbStringDescriptorSerial.header.bLength;
|
|
break;
|
|
#endif
|
|
}
|
|
break;
|
|
case USBDESCR_HID:
|
|
switch (rq->wValue.bytes[0]) {
|
|
#ifndef KEYBOARD_SHARED_EP
|
|
case KEYBOARD_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor.keyboardHID;
|
|
len = sizeof(usbHIDDescriptor_t);
|
|
break;
|
|
#endif
|
|
|
|
#if defined(RAW_ENABLE)
|
|
case RAW_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor.rawHID;
|
|
len = sizeof(usbHIDDescriptor_t);
|
|
break;
|
|
#endif
|
|
|
|
#ifdef SHARED_EP_ENABLE
|
|
case SHARED_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor.sharedHID;
|
|
len = sizeof(usbHIDDescriptor_t);
|
|
break;
|
|
#endif
|
|
|
|
#if defined(CONSOLE_ENABLE)
|
|
case CONSOLE_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor.consoleHID;
|
|
len = sizeof(usbHIDDescriptor_t);
|
|
break;
|
|
#endif
|
|
}
|
|
break;
|
|
case USBDESCR_HID_REPORT:
|
|
/* interface index */
|
|
switch (rq->wIndex.word) {
|
|
#ifndef KEYBOARD_SHARED_EP
|
|
case KEYBOARD_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)keyboard_hid_report;
|
|
len = sizeof(keyboard_hid_report);
|
|
break;
|
|
#endif
|
|
|
|
#if defined(RAW_ENABLE)
|
|
case RAW_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)raw_hid_report;
|
|
len = sizeof(raw_hid_report);
|
|
break;
|
|
#endif
|
|
|
|
#ifdef SHARED_EP_ENABLE
|
|
case SHARED_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)shared_hid_report;
|
|
len = sizeof(shared_hid_report);
|
|
break;
|
|
#endif
|
|
|
|
#if defined(CONSOLE_ENABLE)
|
|
case CONSOLE_INTERFACE:
|
|
usbMsgPtr = (usbMsgPtr_t)console_hid_report;
|
|
len = sizeof(console_hid_report);
|
|
break;
|
|
#endif
|
|
}
|
|
break;
|
|
}
|
|
return len;
|
|
}
|