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Merge branch 'serial-mouse' of git://github.com/rhaberkorn/tmk_keyboard into rhaberkorn-serial-mouse

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tmk 2014-08-26 05:02:37 +09:00
commit b316f19871
7 changed files with 372 additions and 1 deletions
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13
converter/ps2_usb/Makefile
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@ -91,6 +91,19 @@ PS2_USE_USART = yes # uses hardware USART engine for PS/2 signal receive(recomen
#PS2_USE_INT = yes # uses external interrupt for falling edge of PS/2 clock pin
#PS2_USE_BUSYWAIT = yes # uses primitive reference code
# Serial Mouse Options
# You can choose a mouse protocol and the implementation of
# the underlying serial connection.
#
#SERIAL_MOUSE_MICROSOFT_ENABLE = yes # Enable support for Microsoft-compatible mice
#SERIAL_MOUSE_MOUSESYSTEMS_ENABLE = yes # Enable support for Mousesystems-compatible mice
#SERIAL_MOUSE_USE_UART = yes # use hardware UART for serial connection
#SERIAL_MOUSE_USE_SOFT = yes # use software serial implementation
# Optional serial mouse driver features
# Support scrolling while holding the middle mouse button
# (currently only supported for Mousesystems mice):
#OPT_DEFS += -DSERIAL_MOUSE_CENTER_SCROLL
# Optimize size but this may cause error "relocation truncated to fit"
#EXTRALDFLAGS = -Wl,--relax

40
converter/ps2_usb/config.h
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@ -69,7 +69,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define PS2_DATA_PORT PORTD
#define PS2_DATA_PIN PIND
#define PS2_DATA_DDR DDRD
#define PS2_DATA_BIT 2
#define PS2_DATA_BIT 0
#define PS2_INT_INIT() do { \
EICRA |= ((1<<ISC11) | \
(0<<ISC10)); \
@ -170,4 +170,42 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#endif
#endif
#ifdef SERIAL_MOUSE_MICROSOFT
/*
* Serial(USART) configuration (for Microsoft serial mice)
* asynchronous, positive logic, 1200baud, bit order: LSB first
* 1-start bit, 7-data bit, no parity, 1-stop bit
*/
#define SERIAL_UART_BAUD 1200
#define SERIAL_UART_DATA UDR1
#define SERIAL_UART_UBRR ((F_CPU/(16UL*SERIAL_UART_BAUD))-1)
#define SERIAL_UART_RXD_VECT USART1_RX_vect
#define SERIAL_UART_TXD_READY (UCSR1A&(1<<UDRE1))
#define SERIAL_UART_INIT() do { \
UBRR1L = (uint8_t) SERIAL_UART_UBRR; /* baud rate */ \
UBRR1H = (uint8_t) (SERIAL_UART_UBRR>>8); /* baud rate */ \
UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); /* RX interrupt, RX: enable */ \
UCSR1C = (1<<UCSZ11) | (0<<UCSZ10); /* no parity, 1 stop bit, 7-bit characters */ \
sei(); \
} while(0)
#elif defined(SERIAL_MOUSE_MOUSESYSTEMS)
/*
* Serial(USART) configuration (for Mousesystems serial mice)
* asynchronous, positive logic, 1200baud, bit order: LSB first
* 1-start bit, 8-data bit, no parity, 1-stop bit
*/
#define SERIAL_UART_BAUD 1200
#define SERIAL_UART_DATA UDR1
#define SERIAL_UART_UBRR ((F_CPU/(16UL*SERIAL_UART_BAUD))-1)
#define SERIAL_UART_RXD_VECT USART1_RX_vect
#define SERIAL_UART_TXD_READY (UCSR1A&(1<<UDRE1))
#define SERIAL_UART_INIT() do { \
UBRR1L = (uint8_t) SERIAL_UART_UBRR; /* baud rate */ \
UBRR1H = (uint8_t) (SERIAL_UART_UBRR>>8); /* baud rate */ \
UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); /* RX interrupt, RX: enable */ \
UCSR1C = (1<<UCSZ11) | (1<<UCSZ10); /* no parity, 1 stop bit, 8-bit characters */ \
sei(); \
} while(0)
#endif
#endif

20
protocol.mk
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@ -23,5 +23,25 @@ ifdef PS2_USE_USART
endif
ifdef SERIAL_MOUSE_MICROSOFT_ENABLE
SRC += $(PROTOCOL_DIR)/serial_mouse_microsoft.c
OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MICROSOFT \
-DMOUSE_ENABLE
endif
ifdef SERIAL_MOUSE_MOUSESYSTEMS_ENABLE
SRC += $(PROTOCOL_DIR)/serial_mouse_mousesystems.c
OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MOUSESYSTEMS \
-DMOUSE_ENABLE
endif
ifdef SERIAL_MOUSE_USE_SOFT
SRC += $(PROTOCOL_DIR)/serial_soft.c
endif
ifdef SERIAL_MOUSE_USE_UART
SRC += $(PROTOCOL_DIR)/serial_uart.c
endif
# Search Path
VPATH += $(TOP_DIR)/protocol

12
protocol/lufa/lufa.c
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@ -49,6 +49,10 @@
#endif
#include "suspend.h"
#ifdef SERIAL_MOUSE_ENABLE
#include "serial_mouse.h"
#endif
#include "descriptor.h"
#include "lufa.h"
@ -571,6 +575,10 @@ int main(void)
sleep_led_init();
#endif
#ifdef SERIAL_MOUSE_ENABLE
serial_mouse_init();
#endif
print("Keyboard start.\n");
while (1) {
while (USB_DeviceState == DEVICE_STATE_Suspended) {
@ -582,6 +590,10 @@ int main(void)
keyboard_task();
#ifdef SERIAL_MOUSE_ENABLE
serial_mouse_task();
#endif
#if !defined(INTERRUPT_CONTROL_ENDPOINT)
USB_USBTask();
#endif

33
protocol/serial_mouse.h Normal file
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@ -0,0 +1,33 @@
/*
Copyright 2014 Robin Haberkorn <robin.haberkorn@googlemail.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/>.
*/
#ifndef SERIAL_MOUSE_H
#define SERIAL_MOUSE_H
#include <stdint.h>
#include "serial.h"
static inline uint8_t serial_mouse_init(void)
{
serial_init();
return 0;
}
void serial_mouse_task(void);
#endif

124
protocol/serial_mouse_microsoft.c Normal file
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@ -0,0 +1,124 @@
/*
Copyright 2014 Robin Haberkorn <robin.haberkorn@googlemail.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/io.h>
#include <util/delay.h>
#include "serial.h"
#include "serial_mouse.h"
#include "report.h"
#include "host.h"
#include "timer.h"
#include "print.h"
#include "debug.h"
#ifdef MAX
#undef MAX
#endif
#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
static void print_usb_data(const report_mouse_t *report);
void serial_mouse_task(void)
{
/* 3 byte ring buffer */
static uint8_t buffer[3];
static int buffer_cur = 0;
static report_mouse_t report = {};
int16_t rcv;
rcv = serial_recv2();
if (rcv < 0)
/* no new data */
return;
if (debug_mouse)
xprintf("serial_mouse: byte: %04X\n", rcv);
/*
* If bit 6 is one, this signals the beginning
* of a 3 byte sequence/packet.
*/
if (rcv & (1 << 6))
buffer_cur = 0;
buffer[buffer_cur] = (uint8_t)rcv;
if (buffer_cur == 0 && buffer[buffer_cur] == 0x20) {
/*
* Logitech extension: This must be a follow-up on
* the last 3-byte packet signaling a middle button click
*/
report.buttons |= MOUSE_BTN3;
report.x = report.y = 0;
print_usb_data(&report);
host_mouse_send(&report);
return;
}
buffer_cur++;
if (buffer_cur < 3)
return;
buffer_cur = 0;
/*
* parse 3 byte packet.
* NOTE: We only get a complete packet
* if the mouse moved or the button states
* change.
*/
report.buttons = 0;
if (buffer[0] & (1 << 5))
report.buttons |= MOUSE_BTN1;
if (buffer[0] & (1 << 4))
report.buttons |= MOUSE_BTN2;
report.x = (buffer[0] << 6) | buffer[1];
report.y = ((buffer[0] << 4) & 0xC0) | buffer[2];
/* USB HID uses values from -127 to 127 only */
report.x = MAX(report.x, -127);
report.y = MAX(report.y, -127);
#if 0
if (!report.buttons && !report.x && !report.y) {
/*
* Microsoft extension: Middle mouse button pressed
* FIXME: I don't know how exactly this extension works.
*/
report.buttons |= MOUSE_BTN3;
}
#endif
print_usb_data(&report);
host_mouse_send(&report);
}
static void print_usb_data(const report_mouse_t *report)
{
if (!debug_mouse)
return;
xprintf("serial_mouse usb: [%02X|%d %d %d %d]\n",
report->buttons, report->x, report->y,
report->v, report->h);
}

131
protocol/serial_mouse_mousesystems.c Normal file
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@ -0,0 +1,131 @@
/*
Copyright 2014 Robin Haberkorn <robin.haberkorn@googlemail.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/io.h>
#include <util/delay.h>
#include "serial.h"
#include "serial_mouse.h"
#include "report.h"
#include "host.h"
#include "timer.h"
#include "print.h"
#include "debug.h"
#ifdef MAX
#undef MAX
#endif
#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
//#define SERIAL_MOUSE_CENTER_SCROLL
static void print_usb_data(const report_mouse_t *report);
void serial_mouse_task(void)
{
/* 5 byte ring buffer */
static uint8_t buffer[5];
static int buffer_cur = 0;
int16_t rcv;
report_mouse_t report = {0, 0, 0, 0, 0};
rcv = serial_recv2();
if (rcv < 0)
/* no new data */
return;
if (debug_mouse)
xprintf("serial_mouse: byte: %04X\n", rcv);
/*
* Synchronization: mouse(4) says that all
* bytes but the first one in the packet have
* bit 7 == 0, but this is untrue.
* Therefore we discard all bytes up to the
* first one with the characteristic bit pattern.
*/
if (buffer_cur == 0 && (rcv >> 3) != 0x10)
return;
buffer[buffer_cur++] = (uint8_t)rcv;
if (buffer_cur < 5)
return;
buffer_cur = 0;
#ifdef SERIAL_MOUSE_CENTER_SCROLL
if ((buffer[0] & 0x7) == 0x5 && (buffer[1] || buffer[2])) {
/* USB HID uses only values from -127 to 127 */
report.h = MAX((int8_t)buffer[1], -127);
report.v = MAX((int8_t)buffer[2], -127);
print_usb_data(&report);
host_mouse_send(&report);
if (buffer[3] || buffer[4]) {
report.h = MAX((int8_t)buffer[3], -127);
report.v = MAX((int8_t)buffer[4], -127);
print_usb_data(&report);
host_mouse_send(&report);
}
return;
}
#endif
/*
* parse 5 byte packet.
* NOTE: We only get a complete packet
* if the mouse moved or the button states
* change.
*/
if (!(buffer[0] & (1 << 2)))
report.buttons |= MOUSE_BTN1;
if (!(buffer[0] & (1 << 1)))
report.buttons |= MOUSE_BTN3;
if (!(buffer[0] & (1 << 0)))
report.buttons |= MOUSE_BTN2;
/* USB HID uses only values from -127 to 127 */
report.x = MAX((int8_t)buffer[1], -127);
report.y = MAX(-(int8_t)buffer[2], -127);
print_usb_data(&report);
host_mouse_send(&report);
if (buffer[3] || buffer[4]) {
report.x = MAX((int8_t)buffer[3], -127);
report.y = MAX(-(int8_t)buffer[4], -127);
print_usb_data(&report);
host_mouse_send(&report);
}
}
static void print_usb_data(const report_mouse_t *report)
{
if (!debug_mouse)
return;
xprintf("serial_mouse usb: [%02X|%d %d %d %d]\n",
report->buttons, report->x, report->y,
report->v, report->h);
}