Merge branch 'serial-mouse' of git://github.com/rhaberkorn/tmk_keyboard into rhaberkorn-serial-mouse
tmk
commit
b316f19871
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@ -91,6 +91,19 @@ PS2_USE_USART = yes # uses hardware USART engine for PS/2 signal receive(recomen
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#PS2_USE_INT = yes # uses external interrupt for falling edge of PS/2 clock pin
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#PS2_USE_BUSYWAIT = yes # uses primitive reference code
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# Serial Mouse Options
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# You can choose a mouse protocol and the implementation of
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# the underlying serial connection.
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#
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#SERIAL_MOUSE_MICROSOFT_ENABLE = yes # Enable support for Microsoft-compatible mice
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#SERIAL_MOUSE_MOUSESYSTEMS_ENABLE = yes # Enable support for Mousesystems-compatible mice
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#SERIAL_MOUSE_USE_UART = yes # use hardware UART for serial connection
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#SERIAL_MOUSE_USE_SOFT = yes # use software serial implementation
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# Optional serial mouse driver features
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# Support scrolling while holding the middle mouse button
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# (currently only supported for Mousesystems mice):
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#OPT_DEFS += -DSERIAL_MOUSE_CENTER_SCROLL
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# Optimize size but this may cause error "relocation truncated to fit"
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#EXTRALDFLAGS = -Wl,--relax
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@ -69,7 +69,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#define PS2_DATA_PORT PORTD
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#define PS2_DATA_PIN PIND
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#define PS2_DATA_DDR DDRD
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#define PS2_DATA_BIT 2
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#define PS2_DATA_BIT 0
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#define PS2_INT_INIT() do { \
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EICRA |= ((1<<ISC11) | \
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(0<<ISC10)); \
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@ -170,4 +170,42 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#endif
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#endif
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#ifdef SERIAL_MOUSE_MICROSOFT
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/*
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* Serial(USART) configuration (for Microsoft serial mice)
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* asynchronous, positive logic, 1200baud, bit order: LSB first
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* 1-start bit, 7-data bit, no parity, 1-stop bit
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*/
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#define SERIAL_UART_BAUD 1200
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#define SERIAL_UART_DATA UDR1
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#define SERIAL_UART_UBRR ((F_CPU/(16UL*SERIAL_UART_BAUD))-1)
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#define SERIAL_UART_RXD_VECT USART1_RX_vect
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#define SERIAL_UART_TXD_READY (UCSR1A&(1<<UDRE1))
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#define SERIAL_UART_INIT() do { \
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UBRR1L = (uint8_t) SERIAL_UART_UBRR; /* baud rate */ \
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UBRR1H = (uint8_t) (SERIAL_UART_UBRR>>8); /* baud rate */ \
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UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); /* RX interrupt, RX: enable */ \
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UCSR1C = (1<<UCSZ11) | (0<<UCSZ10); /* no parity, 1 stop bit, 7-bit characters */ \
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sei(); \
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} while(0)
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#elif defined(SERIAL_MOUSE_MOUSESYSTEMS)
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/*
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* Serial(USART) configuration (for Mousesystems serial mice)
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* asynchronous, positive logic, 1200baud, bit order: LSB first
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* 1-start bit, 8-data bit, no parity, 1-stop bit
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*/
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#define SERIAL_UART_BAUD 1200
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#define SERIAL_UART_DATA UDR1
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#define SERIAL_UART_UBRR ((F_CPU/(16UL*SERIAL_UART_BAUD))-1)
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#define SERIAL_UART_RXD_VECT USART1_RX_vect
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#define SERIAL_UART_TXD_READY (UCSR1A&(1<<UDRE1))
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#define SERIAL_UART_INIT() do { \
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UBRR1L = (uint8_t) SERIAL_UART_UBRR; /* baud rate */ \
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UBRR1H = (uint8_t) (SERIAL_UART_UBRR>>8); /* baud rate */ \
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UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); /* RX interrupt, RX: enable */ \
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UCSR1C = (1<<UCSZ11) | (1<<UCSZ10); /* no parity, 1 stop bit, 8-bit characters */ \
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sei(); \
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} while(0)
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#endif
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#endif
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20
protocol.mk
20
protocol.mk
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@ -23,5 +23,25 @@ ifdef PS2_USE_USART
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endif
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ifdef SERIAL_MOUSE_MICROSOFT_ENABLE
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SRC += $(PROTOCOL_DIR)/serial_mouse_microsoft.c
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OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MICROSOFT \
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-DMOUSE_ENABLE
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endif
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ifdef SERIAL_MOUSE_MOUSESYSTEMS_ENABLE
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SRC += $(PROTOCOL_DIR)/serial_mouse_mousesystems.c
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OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MOUSESYSTEMS \
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-DMOUSE_ENABLE
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endif
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ifdef SERIAL_MOUSE_USE_SOFT
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SRC += $(PROTOCOL_DIR)/serial_soft.c
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endif
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ifdef SERIAL_MOUSE_USE_UART
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SRC += $(PROTOCOL_DIR)/serial_uart.c
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endif
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# Search Path
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VPATH += $(TOP_DIR)/protocol
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@ -49,6 +49,10 @@
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#endif
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#include "suspend.h"
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#ifdef SERIAL_MOUSE_ENABLE
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#include "serial_mouse.h"
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#endif
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#include "descriptor.h"
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#include "lufa.h"
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@ -571,6 +575,10 @@ int main(void)
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sleep_led_init();
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#endif
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#ifdef SERIAL_MOUSE_ENABLE
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serial_mouse_init();
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#endif
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print("Keyboard start.\n");
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while (1) {
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while (USB_DeviceState == DEVICE_STATE_Suspended) {
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@ -582,6 +590,10 @@ int main(void)
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keyboard_task();
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#ifdef SERIAL_MOUSE_ENABLE
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serial_mouse_task();
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#endif
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#if !defined(INTERRUPT_CONTROL_ENDPOINT)
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USB_USBTask();
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#endif
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@ -0,0 +1,33 @@
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/*
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Copyright 2014 Robin Haberkorn <robin.haberkorn@googlemail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SERIAL_MOUSE_H
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#define SERIAL_MOUSE_H
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#include <stdint.h>
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#include "serial.h"
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static inline uint8_t serial_mouse_init(void)
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{
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serial_init();
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return 0;
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}
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void serial_mouse_task(void);
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#endif
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@ -0,0 +1,124 @@
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/*
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Copyright 2014 Robin Haberkorn <robin.haberkorn@googlemail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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#include <avr/io.h>
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#include <util/delay.h>
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#include "serial.h"
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#include "serial_mouse.h"
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#include "report.h"
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#include "host.h"
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#include "timer.h"
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#include "print.h"
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#include "debug.h"
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#ifdef MAX
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#undef MAX
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#endif
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#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
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static void print_usb_data(const report_mouse_t *report);
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void serial_mouse_task(void)
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{
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/* 3 byte ring buffer */
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static uint8_t buffer[3];
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static int buffer_cur = 0;
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static report_mouse_t report = {};
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int16_t rcv;
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rcv = serial_recv2();
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if (rcv < 0)
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/* no new data */
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return;
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if (debug_mouse)
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xprintf("serial_mouse: byte: %04X\n", rcv);
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/*
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* If bit 6 is one, this signals the beginning
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* of a 3 byte sequence/packet.
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*/
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if (rcv & (1 << 6))
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buffer_cur = 0;
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buffer[buffer_cur] = (uint8_t)rcv;
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if (buffer_cur == 0 && buffer[buffer_cur] == 0x20) {
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/*
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* Logitech extension: This must be a follow-up on
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* the last 3-byte packet signaling a middle button click
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*/
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report.buttons |= MOUSE_BTN3;
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report.x = report.y = 0;
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print_usb_data(&report);
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host_mouse_send(&report);
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return;
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}
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buffer_cur++;
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if (buffer_cur < 3)
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return;
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buffer_cur = 0;
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/*
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* parse 3 byte packet.
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* NOTE: We only get a complete packet
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* if the mouse moved or the button states
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* change.
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*/
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report.buttons = 0;
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if (buffer[0] & (1 << 5))
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report.buttons |= MOUSE_BTN1;
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if (buffer[0] & (1 << 4))
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report.buttons |= MOUSE_BTN2;
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report.x = (buffer[0] << 6) | buffer[1];
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report.y = ((buffer[0] << 4) & 0xC0) | buffer[2];
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/* USB HID uses values from -127 to 127 only */
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report.x = MAX(report.x, -127);
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report.y = MAX(report.y, -127);
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#if 0
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if (!report.buttons && !report.x && !report.y) {
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/*
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* Microsoft extension: Middle mouse button pressed
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* FIXME: I don't know how exactly this extension works.
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*/
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report.buttons |= MOUSE_BTN3;
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}
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#endif
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print_usb_data(&report);
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host_mouse_send(&report);
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}
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static void print_usb_data(const report_mouse_t *report)
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{
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if (!debug_mouse)
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return;
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xprintf("serial_mouse usb: [%02X|%d %d %d %d]\n",
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report->buttons, report->x, report->y,
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report->v, report->h);
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}
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@ -0,0 +1,131 @@
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/*
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Copyright 2014 Robin Haberkorn <robin.haberkorn@googlemail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
|
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(at your option) any later version.
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||||
|
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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
|
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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/>.
|
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*/
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#include <stdint.h>
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#include <avr/io.h>
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#include <util/delay.h>
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#include "serial.h"
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#include "serial_mouse.h"
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#include "report.h"
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#include "host.h"
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#include "timer.h"
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#include "print.h"
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#include "debug.h"
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#ifdef MAX
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#undef MAX
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#endif
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#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
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//#define SERIAL_MOUSE_CENTER_SCROLL
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static void print_usb_data(const report_mouse_t *report);
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void serial_mouse_task(void)
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{
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/* 5 byte ring buffer */
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static uint8_t buffer[5];
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static int buffer_cur = 0;
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int16_t rcv;
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report_mouse_t report = {0, 0, 0, 0, 0};
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rcv = serial_recv2();
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if (rcv < 0)
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/* no new data */
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return;
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if (debug_mouse)
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xprintf("serial_mouse: byte: %04X\n", rcv);
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/*
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* Synchronization: mouse(4) says that all
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* bytes but the first one in the packet have
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* bit 7 == 0, but this is untrue.
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* Therefore we discard all bytes up to the
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* first one with the characteristic bit pattern.
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*/
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if (buffer_cur == 0 && (rcv >> 3) != 0x10)
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return;
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buffer[buffer_cur++] = (uint8_t)rcv;
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if (buffer_cur < 5)
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return;
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buffer_cur = 0;
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#ifdef SERIAL_MOUSE_CENTER_SCROLL
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if ((buffer[0] & 0x7) == 0x5 && (buffer[1] || buffer[2])) {
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/* USB HID uses only values from -127 to 127 */
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report.h = MAX((int8_t)buffer[1], -127);
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report.v = MAX((int8_t)buffer[2], -127);
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print_usb_data(&report);
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host_mouse_send(&report);
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if (buffer[3] || buffer[4]) {
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report.h = MAX((int8_t)buffer[3], -127);
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report.v = MAX((int8_t)buffer[4], -127);
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print_usb_data(&report);
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host_mouse_send(&report);
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}
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return;
|
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}
|
||||
#endif
|
||||
|
||||
/*
|
||||
* parse 5 byte packet.
|
||||
* NOTE: We only get a complete packet
|
||||
* if the mouse moved or the button states
|
||||
* change.
|
||||
*/
|
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if (!(buffer[0] & (1 << 2)))
|
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report.buttons |= MOUSE_BTN1;
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if (!(buffer[0] & (1 << 1)))
|
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report.buttons |= MOUSE_BTN3;
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if (!(buffer[0] & (1 << 0)))
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report.buttons |= MOUSE_BTN2;
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|
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/* USB HID uses only values from -127 to 127 */
|
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report.x = MAX((int8_t)buffer[1], -127);
|
||||
report.y = MAX(-(int8_t)buffer[2], -127);
|
||||
|
||||
print_usb_data(&report);
|
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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);
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||||
|
||||
print_usb_data(&report);
|
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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);
|
||||
}
|
||||
Loading…
Reference in New Issue