mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-12-05 01:15:19 +00:00
270 lines
7.3 KiB
C
270 lines
7.3 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/>.
|
|
|
|
Ported to QMK by Peter Roe <pete@13bit.me>
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <avr/io.h>
|
|
#include <util/delay.h>
|
|
#include "print.h"
|
|
#include "util.h"
|
|
#include "debug.h"
|
|
#include "adb.h"
|
|
#include "matrix.h"
|
|
#include "report.h"
|
|
#include "host.h"
|
|
#include "led.h"
|
|
#include "timer.h"
|
|
|
|
#ifndef ADB_MOUSE_MAXACC
|
|
# define ADB_MOUSE_MAXACC 8
|
|
#endif
|
|
|
|
static bool is_iso_layout = false;
|
|
|
|
// matrix state buffer(1:on, 0:off)
|
|
static matrix_row_t matrix[MATRIX_ROWS];
|
|
|
|
static void register_key(uint8_t key);
|
|
|
|
__attribute__ ((weak))
|
|
void matrix_init_kb(void) {
|
|
matrix_init_user();
|
|
}
|
|
|
|
__attribute__ ((weak))
|
|
void matrix_scan_kb(void) {
|
|
matrix_scan_user();
|
|
}
|
|
|
|
__attribute__ ((weak))
|
|
void matrix_init_user(void) {
|
|
}
|
|
|
|
__attribute__ ((weak))
|
|
void matrix_scan_user(void) {
|
|
}
|
|
|
|
void matrix_init(void)
|
|
{
|
|
adb_host_init();
|
|
|
|
// wait for keyboard to boot up and receive command
|
|
_delay_ms(2000);
|
|
|
|
// initialize matrix state: all keys off
|
|
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
|
|
|
|
// debug_enable = true;
|
|
// debug_matrix = true;
|
|
// debug_keyboard = true;
|
|
// debug_mouse = true;
|
|
// print("debug enabled.\n");
|
|
|
|
matrix_init_kb();
|
|
}
|
|
|
|
#ifdef ADB_MOUSE_ENABLE
|
|
|
|
#ifdef MAX
|
|
#undef MAX
|
|
#endif
|
|
#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
|
|
|
|
static report_mouse_t mouse_report = {};
|
|
|
|
void housekeeping_task_kb(void) {
|
|
adb_mouse_task();
|
|
}
|
|
|
|
void adb_mouse_task(void)
|
|
{
|
|
uint16_t codes;
|
|
int16_t x, y;
|
|
static int8_t mouseacc;
|
|
|
|
/* tick of last polling */
|
|
static uint16_t tick_ms;
|
|
|
|
// polling with 12ms interval
|
|
if (timer_elapsed(tick_ms) < 12) return;
|
|
tick_ms = timer_read();
|
|
|
|
codes = adb_host_mouse_recv();
|
|
// If nothing received reset mouse acceleration, and quit.
|
|
if (!codes) {
|
|
mouseacc = 1;
|
|
return;
|
|
};
|
|
// Bit sixteen is button.
|
|
if (~codes & (1 << 15))
|
|
mouse_report.buttons |= MOUSE_BTN1;
|
|
if (codes & (1 << 15))
|
|
mouse_report.buttons &= ~MOUSE_BTN1;
|
|
// lower seven bits are movement, as signed int_7.
|
|
// low byte is X-axis, high byte is Y.
|
|
y = (codes>>8 & 0x3F);
|
|
x = (codes>>0 & 0x3F);
|
|
// bit seven and fifteen is negative
|
|
// usb does not use int_8, but int_7 (measuring distance) with sign-bit.
|
|
if (codes & (1 << 6))
|
|
x = (x-0x40);
|
|
if (codes & (1 << 14))
|
|
y = (y-0x40);
|
|
// Accelerate mouse. (They weren't meant to be used on screens larger than 320x200).
|
|
x *= mouseacc;
|
|
y *= mouseacc;
|
|
// Cap our two bytes per axis to one byte.
|
|
// Easier with a MIN-function, but since -MAX(-a,-b) = MIN(a,b)...
|
|
// I.E. MIN(MAX(x,-127),127) = -MAX(-MAX(x, -127), -127) = MIN(-MIN(-x,127),127)
|
|
mouse_report.x = -MAX(-MAX(x, -127), -127);
|
|
mouse_report.y = -MAX(-MAX(y, -127), -127);
|
|
if (debug_mouse) {
|
|
print("adb_host_mouse_recv: "); print_bin16(codes); print("\n");
|
|
print("adb_mouse raw: [");
|
|
print_hex8(mouseacc); print(" ");
|
|
print_hex8(mouse_report.buttons); print("|");
|
|
print_decs(mouse_report.x); print(" ");
|
|
print_decs(mouse_report.y); print("]\n");
|
|
}
|
|
// Send result by usb.
|
|
host_mouse_send(&mouse_report);
|
|
// increase acceleration of mouse
|
|
mouseacc += ( mouseacc < ADB_MOUSE_MAXACC ? 1 : 0 );
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
uint8_t matrix_scan(void)
|
|
{
|
|
/* extra_key is volatile and more convoluted than necessary because gcc refused
|
|
to generate valid code otherwise. Making extra_key uint8_t and constructing codes
|
|
here via codes = extra_key<<8 | 0xFF; would consistently fail to even LOAD
|
|
extra_key from memory, and leave garbage in the high byte of codes. I tried
|
|
dozens of code variations and it kept generating broken assembly output. So
|
|
beware if attempting to make extra_key code more logical and efficient. */
|
|
static volatile uint16_t extra_key = 0xFFFF;
|
|
uint16_t codes;
|
|
uint8_t key0, key1;
|
|
|
|
/* tick of last polling */
|
|
static uint16_t tick_ms;
|
|
|
|
codes = extra_key;
|
|
extra_key = 0xFFFF;
|
|
|
|
if ( codes == 0xFFFF )
|
|
{
|
|
// polling with 12ms interval
|
|
if (timer_elapsed(tick_ms) < 12) return 0;
|
|
tick_ms = timer_read();
|
|
|
|
codes = adb_host_kbd_recv();
|
|
}
|
|
|
|
key0 = codes>>8;
|
|
key1 = codes&0xFF;
|
|
|
|
if (debug_matrix && codes) {
|
|
print("adb_host_kbd_recv: "); print_hex16(codes); print("\n");
|
|
}
|
|
|
|
if (codes == 0) { // no keys
|
|
return 0;
|
|
} else if (codes == 0x7F7F) { // power key press
|
|
register_key(0x7F);
|
|
} else if (codes == 0xFFFF) { // power key release
|
|
register_key(0xFF);
|
|
} else if (key0 == 0xFF) { // error
|
|
xprintf("adb_host_kbd_recv: ERROR(%d)\n", codes);
|
|
// something wrong or plug-in
|
|
matrix_init();
|
|
return key1;
|
|
} else {
|
|
/* Swap codes for ISO keyboard
|
|
* https://github.com/tmk/tmk_keyboard/issues/35
|
|
*
|
|
* ANSI
|
|
* ,----------- ----------.
|
|
* | *a| 1| 2 =|Backspa|
|
|
* |----------- ----------|
|
|
* |Tab | Q| | ]| *c|
|
|
* |----------- ----------|
|
|
* |CapsLo| A| '|Return |
|
|
* |----------- ----------|
|
|
* |Shift | Shift |
|
|
* `----------- ----------'
|
|
*
|
|
* ISO
|
|
* ,----------- ----------.
|
|
* | *a| 1| 2 =|Backspa|
|
|
* |----------- ----------|
|
|
* |Tab | Q| | ]|Retur|
|
|
* |----------- -----` |
|
|
* |CapsLo| A| '| *c| |
|
|
* |----------- ----------|
|
|
* |Shif| *b| Shift |
|
|
* `----------- ----------'
|
|
*
|
|
* ADB scan code USB usage
|
|
* ------------- ---------
|
|
* Key ANSI ISO ANSI ISO
|
|
* ---------------------------------------------
|
|
* *a 0x32 0x0A 0x35 0x35
|
|
* *b ---- 0x32 ---- 0x64
|
|
* *c 0x2A 0x2A 0x31 0x31(or 0x32)
|
|
*/
|
|
if (is_iso_layout) {
|
|
if ((key0 & 0x7F) == 0x32) {
|
|
key0 = (key0 & 0x80) | 0x0A;
|
|
} else if ((key0 & 0x7F) == 0x0A) {
|
|
key0 = (key0 & 0x80) | 0x32;
|
|
}
|
|
}
|
|
register_key(key0);
|
|
if (key1 != 0xFF) // key1 is 0xFF when no second key.
|
|
extra_key = key1<<8 | 0xFF; // process in a separate call
|
|
}
|
|
|
|
matrix_scan_kb();
|
|
return 1;
|
|
}
|
|
|
|
void matrix_print(void){
|
|
|
|
}
|
|
|
|
inline
|
|
matrix_row_t matrix_get_row(uint8_t row)
|
|
{
|
|
return matrix[row];
|
|
}
|
|
|
|
inline
|
|
static void register_key(uint8_t key)
|
|
{
|
|
uint8_t col, row;
|
|
col = key&0x07;
|
|
row = (key>>3)&0x0F;
|
|
if (key&0x80) {
|
|
matrix[row] &= ~(1<<col);
|
|
} else {
|
|
matrix[row] |= (1<<col);
|
|
}
|
|
}
|