mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-11-23 11:52:59 +00:00
493 lines
18 KiB
C
493 lines
18 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 <avr/eeprom.h>
|
|
#include <avr/wdt.h>
|
|
#include <stdint.h>
|
|
#include "usbdrv.h"
|
|
#include "usbconfig.h"
|
|
#include "host.h"
|
|
#include "report.h"
|
|
#include "print.h"
|
|
#include "debug.h"
|
|
#include "host_driver.h"
|
|
#include "vusb.h"
|
|
#include <util/delay.h>
|
|
|
|
static uint8_t vusb_keyboard_leds = 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;
|
|
|
|
typedef struct {
|
|
uint8_t modifier;
|
|
uint8_t reserved;
|
|
uint8_t keycode[6];
|
|
} keyboard_report_t;
|
|
|
|
static keyboard_report_t keyboard_report; // sent to PC
|
|
|
|
#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) {
|
|
usbSetInterrupt((void *)&kbuf[kbuf_tail], sizeof(report_keyboard_t));
|
|
kbuf_tail = (kbuf_tail + 1) % KBUF_SIZE;
|
|
if (debug_keyboard) {
|
|
print("V-USB: kbuf[");
|
|
pdec(kbuf_tail);
|
|
print("->");
|
|
pdec(kbuf_head);
|
|
print("](");
|
|
phex((kbuf_head < kbuf_tail) ? (KBUF_SIZE - kbuf_tail + kbuf_head) : (kbuf_head - kbuf_tail));
|
|
print(")\n");
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
usbPoll();
|
|
_delay_ms(1);
|
|
}
|
|
}
|
|
|
|
/*------------------------------------------------------------------*
|
|
* 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_system(uint16_t data);
|
|
static void send_consumer(uint16_t data);
|
|
|
|
static host_driver_t driver = {keyboard_leds, send_keyboard, send_mouse, send_system, send_consumer};
|
|
|
|
host_driver_t *vusb_driver(void) { return &driver; }
|
|
|
|
static uint8_t keyboard_leds(void) { return vusb_keyboard_leds; }
|
|
|
|
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 {
|
|
debug("kbuf: full\n");
|
|
}
|
|
|
|
// NOTE: send key strokes of Macro
|
|
usbPoll();
|
|
vusb_transfer_keyboard();
|
|
}
|
|
|
|
typedef struct {
|
|
uint8_t report_id;
|
|
report_mouse_t report;
|
|
} __attribute__((packed)) vusb_mouse_report_t;
|
|
|
|
static void send_mouse(report_mouse_t *report) {
|
|
vusb_mouse_report_t r = {.report_id = REPORT_ID_MOUSE, .report = *report};
|
|
if (usbInterruptIsReady3()) {
|
|
usbSetInterrupt3((void *)&r, sizeof(vusb_mouse_report_t));
|
|
}
|
|
}
|
|
|
|
#ifdef EXTRAKEY_ENABLE
|
|
static void send_extra(uint8_t report_id, uint16_t data) {
|
|
static uint8_t last_id = 0;
|
|
static uint16_t last_data = 0;
|
|
if ((report_id == last_id) && (data == last_data)) return;
|
|
last_id = report_id;
|
|
last_data = data;
|
|
|
|
report_extra_t report = {.report_id = report_id, .usage = data};
|
|
if (usbInterruptIsReady3()) {
|
|
usbSetInterrupt3((void *)&report, sizeof(report));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static void send_system(uint16_t data) {
|
|
#ifdef EXTRAKEY_ENABLE
|
|
send_extra(REPORT_ID_SYSTEM, data);
|
|
#endif
|
|
}
|
|
|
|
static void send_consumer(uint16_t data) {
|
|
#ifdef EXTRAKEY_ENABLE
|
|
send_extra(REPORT_ID_CONSUMER, data);
|
|
#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) {
|
|
debug("GET_REPORT:");
|
|
/* we only have one report type, so don't look at wValue */
|
|
usbMsgPtr = (void *)&keyboard_report;
|
|
return sizeof(keyboard_report);
|
|
} else if (rq->bRequest == USBRQ_HID_GET_IDLE) {
|
|
debug("GET_IDLE: ");
|
|
// debug_hex(vusb_idle_rate);
|
|
usbMsgPtr = &vusb_idle_rate;
|
|
return 1;
|
|
} else if (rq->bRequest == USBRQ_HID_SET_IDLE) {
|
|
vusb_idle_rate = rq->wValue.bytes[1];
|
|
debug("SET_IDLE: ");
|
|
debug_hex(vusb_idle_rate);
|
|
} else if (rq->bRequest == USBRQ_HID_SET_REPORT) {
|
|
debug("SET_REPORT: ");
|
|
// Report Type: 0x02(Out)/ReportID: 0x00(none) && Interface: 0(keyboard)
|
|
if (rq->wValue.word == 0x0200 && rq->wIndex.word == 0) {
|
|
debug("SET_LED: ");
|
|
last_req.kind = SET_LED;
|
|
last_req.len = rq->wLength.word;
|
|
}
|
|
return USB_NO_MSG; // to get data in usbFunctionWrite
|
|
} else {
|
|
debug("UNKNOWN:");
|
|
}
|
|
} else {
|
|
debug("VENDOR:");
|
|
/* no vendor specific requests implemented */
|
|
}
|
|
debug("\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:
|
|
debug("SET_LED: ");
|
|
debug_hex(data[0]);
|
|
debug("\n");
|
|
vusb_keyboard_leds = data[0];
|
|
last_req.len = 0;
|
|
return 1;
|
|
break;
|
|
case NONE:
|
|
default:
|
|
return -1;
|
|
break;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/*------------------------------------------------------------------*
|
|
* Descriptors *
|
|
*------------------------------------------------------------------*/
|
|
|
|
const PROGMEM uchar keyboard_hid_report[] = {
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x06, // Usage (Keyboard)
|
|
0xA1, 0x01, // Collection (Application)
|
|
// 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
|
|
};
|
|
|
|
#if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
|
|
const PROGMEM uchar mouse_extra_hid_report[] = {
|
|
# 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 (5 bits)
|
|
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)
|
|
0x95, 0x05, // Report Count (5)
|
|
0x75, 0x01, // Report Size (1)
|
|
0x81, 0x02, // Input (Data, Variable, Absolute)
|
|
// Button padding (3 bits)
|
|
0x95, 0x01, // Report Count (1)
|
|
0x75, 0x03, // Report Size (3)
|
|
0x81, 0x03, // Input (Constant)
|
|
|
|
// X/Y position (2 bytes)
|
|
0x05, 0x01, // Usage Page (Generic Desktop)
|
|
0x09, 0x30, // Usage (X)
|
|
0x09, 0x31, // Usage (Y)
|
|
0x15, 0x81, // Logical Minimum (-127)
|
|
0x25, 0x7F, // Logical Maximum (127)
|
|
0x95, 0x02, // Report Count (2)
|
|
0x75, 0x08, // Report Size (8)
|
|
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
|
|
};
|
|
#endif
|
|
|
|
#ifndef USB_MAX_POWER_CONSUMPTION
|
|
# define USB_MAX_POWER_CONSUMPTION 500
|
|
#endif
|
|
|
|
// TODO: change this to 10ms to match LUFA
|
|
#ifndef USB_POLLING_INTERVAL_MS
|
|
# define USB_POLLING_INTERVAL_MS 1
|
|
#endif
|
|
|
|
/*
|
|
* Descriptor for compite device: Keyboard + Mouse
|
|
*
|
|
* contains: device, interface, HID and endpoint descriptors
|
|
*/
|
|
#if USB_CFG_DESCR_PROPS_CONFIGURATION
|
|
const PROGMEM char usbDescriptorConfiguration[] = {
|
|
/* USB configuration descriptor */
|
|
9, /* sizeof(usbDescriptorConfiguration): length of descriptor in bytes */
|
|
USBDESCR_CONFIG, /* descriptor type */
|
|
# if defined (MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
|
|
59, // 9 + (9 + 9 + 7) + (9 + 9 + 7)
|
|
#else
|
|
34, // 9 + (9 + 9 + 7)
|
|
# endif
|
|
0,
|
|
// 18 + 7 * USB_CFG_HAVE_INTRIN_ENDPOINT + 7 * USB_CFG_HAVE_INTRIN_ENDPOINT3 + 9, 0,
|
|
/* total length of data returned (including inlined descriptors) */
|
|
# if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
|
|
2, /* number of interfaces in this configuration */
|
|
# else
|
|
1,
|
|
#endif
|
|
1, /* index of this configuration */
|
|
0, /* configuration name string index */
|
|
# if USB_CFG_IS_SELF_POWERED
|
|
(1 << 7) | USBATTR_SELFPOWER, /* attributes */
|
|
# else
|
|
(1 << 7), /* attributes */
|
|
# endif
|
|
USB_MAX_POWER_CONSUMPTION / 2, /* max USB current in 2mA units */
|
|
|
|
/*
|
|
* Keyboard interface
|
|
*/
|
|
/* Interface descriptor */
|
|
9, /* sizeof(usbDescrInterface): length of descriptor in bytes */
|
|
USBDESCR_INTERFACE, /* descriptor type */
|
|
0, /* index of this interface */
|
|
0, /* alternate setting for this interface */
|
|
USB_CFG_HAVE_INTRIN_ENDPOINT, /* endpoints excl 0: number of endpoint descriptors to follow */
|
|
USB_CFG_INTERFACE_CLASS, USB_CFG_INTERFACE_SUBCLASS, USB_CFG_INTERFACE_PROTOCOL, 0, /* string index for interface */
|
|
/* HID descriptor */
|
|
9, /* sizeof(usbDescrHID): length of descriptor in bytes */
|
|
USBDESCR_HID, /* descriptor type: HID */
|
|
0x01, 0x01, /* BCD representation of HID version */
|
|
0x00, /* target country code */
|
|
0x01, /* number of HID Report (or other HID class) Descriptor infos to follow */
|
|
0x22, /* descriptor type: report */
|
|
sizeof(keyboard_hid_report), 0, /* total length of report descriptor */
|
|
/* Endpoint descriptor */
|
|
# if USB_CFG_HAVE_INTRIN_ENDPOINT /* endpoint descriptor for endpoint 1 */
|
|
7, /* sizeof(usbDescrEndpoint) */
|
|
USBDESCR_ENDPOINT, /* descriptor type = endpoint */
|
|
(char)0x81, /* IN endpoint number 1 */
|
|
0x03, /* attrib: Interrupt endpoint */
|
|
8, 0, /* maximum packet size */
|
|
USB_POLLING_INTERVAL_MS, /* in ms */
|
|
# endif
|
|
|
|
# if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
|
|
/*
|
|
* Mouse/extrakeys interface
|
|
*/
|
|
/* Interface descriptor */
|
|
9, /* sizeof(usbDescrInterface): length of descriptor in bytes */
|
|
USBDESCR_INTERFACE, /* descriptor type */
|
|
1, /* index of this interface */
|
|
0, /* alternate setting for this interface */
|
|
USB_CFG_HAVE_INTRIN_ENDPOINT3, /* endpoints excl 0: number of endpoint descriptors to follow */
|
|
0x03, /* CLASS: HID */
|
|
0, /* SUBCLASS: none */
|
|
0, /* PROTOCOL: none */
|
|
0, /* string index for interface */
|
|
/* HID descriptor */
|
|
9, /* sizeof(usbDescrHID): length of descriptor in bytes */
|
|
USBDESCR_HID, /* descriptor type: HID */
|
|
0x01, 0x01, /* BCD representation of HID version */
|
|
0x00, /* target country code */
|
|
0x01, /* number of HID Report (or other HID class) Descriptor infos to follow */
|
|
0x22, /* descriptor type: report */
|
|
sizeof(mouse_extra_hid_report), 0, /* total length of report descriptor */
|
|
# if USB_CFG_HAVE_INTRIN_ENDPOINT3 /* endpoint descriptor for endpoint 3 */
|
|
/* Endpoint descriptor */
|
|
7, /* sizeof(usbDescrEndpoint) */
|
|
USBDESCR_ENDPOINT, /* descriptor type = endpoint */
|
|
(char)(0x80 | USB_CFG_EP3_NUMBER), /* IN endpoint number 3 */
|
|
0x03, /* attrib: Interrupt endpoint */
|
|
8, 0, /* maximum packet size */
|
|
USB_POLLING_INTERVAL_MS, /* in ms */
|
|
# endif
|
|
# endif
|
|
};
|
|
#endif
|
|
|
|
USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
|
|
usbMsgLen_t len = 0;
|
|
|
|
/*
|
|
debug("usbFunctionDescriptor: ");
|
|
debug_hex(rq->bmRequestType); debug(" ");
|
|
debug_hex(rq->bRequest); debug(" ");
|
|
debug_hex16(rq->wValue.word); debug(" ");
|
|
debug_hex16(rq->wIndex.word); debug(" ");
|
|
debug_hex16(rq->wLength.word); debug("\n");
|
|
*/
|
|
switch (rq->wValue.bytes[1]) {
|
|
#if USB_CFG_DESCR_PROPS_CONFIGURATION
|
|
case USBDESCR_CONFIG:
|
|
usbMsgPtr = (unsigned char *)usbDescriptorConfiguration;
|
|
len = sizeof(usbDescriptorConfiguration);
|
|
break;
|
|
#endif
|
|
case USBDESCR_HID:
|
|
switch (rq->wValue.bytes[0]) {
|
|
case 0:
|
|
usbMsgPtr = (unsigned char *)(usbDescriptorConfiguration + 9 + 9);
|
|
len = 9;
|
|
break;
|
|
#if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
|
|
case 1:
|
|
usbMsgPtr = (unsigned char *)(usbDescriptorConfiguration + 9 + (9 + 9 + 7) + 9);
|
|
len = 9;
|
|
break;
|
|
#endif
|
|
}
|
|
break;
|
|
case USBDESCR_HID_REPORT:
|
|
/* interface index */
|
|
switch (rq->wIndex.word) {
|
|
case 0:
|
|
usbMsgPtr = (unsigned char *)keyboard_hid_report;
|
|
len = sizeof(keyboard_hid_report);
|
|
break;
|
|
#if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
|
|
case 1:
|
|
usbMsgPtr = (unsigned char *)mouse_extra_hid_report;
|
|
len = sizeof(mouse_extra_hid_report);
|
|
break;
|
|
#endif
|
|
}
|
|
break;
|
|
}
|
|
// debug("desc len: "); debug_hex(len); debug("\n");
|
|
return len;
|
|
}
|