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https://github.com/qmk/qmk_firmware.git
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f5a38b95c1
* Remove legacy print backward compatiblitly * Remove legacy print backward compatiblitly - core * revert comment changes
227 lines
7.5 KiB
C
Executable File
227 lines
7.5 KiB
C
Executable File
/*
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Copyright 2012 Jun Wako
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Copyright 2014 Jack Humbert
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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 <stdbool.h>
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#if defined(__AVR__)
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#include <avr/io.h>
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#endif
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#include "wait.h"
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#include "print.h"
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#include "debug.h"
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#include "util.h"
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#include "matrix.h"
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#include "timer.h"
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#include "dichotomy.h"
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#include "pointing_device.h"
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#include "report.h"
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#include "protocol/serial.h"
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#if (MATRIX_COLS <= 8)
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# define print_matrix_header() print("\nr/c 01234567\n")
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# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
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# define matrix_bitpop(i) bitpop(matrix[i])
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# define ROW_SHIFTER ((uint8_t)1)
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#elif (MATRIX_COLS <= 16)
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# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n")
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# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row))
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# define matrix_bitpop(i) bitpop16(matrix[i])
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# define ROW_SHIFTER ((uint16_t)1)
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#elif (MATRIX_COLS <= 32)
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# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
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# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row))
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# define matrix_bitpop(i) bitpop32(matrix[i])
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# define ROW_SHIFTER ((uint32_t)1)
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#endif
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#define MAIN_ROWMASK 0xFFF0;
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#define LOWER_ROWMASK 0x3FC0;
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/* matrix state(1:on, 0:off) */
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static matrix_row_t matrix[MATRIX_ROWS];
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__attribute__ ((weak))
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void matrix_init_quantum(void) {
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matrix_init_kb();
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}
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__attribute__ ((weak))
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void matrix_scan_quantum(void) {
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matrix_scan_kb();
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}
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__attribute__ ((weak))
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void matrix_init_kb(void) {
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matrix_init_user();
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}
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__attribute__ ((weak))
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void matrix_scan_kb(void) {
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matrix_scan_user();
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}
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__attribute__ ((weak))
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void matrix_init_user(void) {
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}
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__attribute__ ((weak))
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void matrix_scan_user(void) {
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}
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inline
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uint8_t matrix_rows(void) {
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return MATRIX_ROWS;
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}
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inline
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uint8_t matrix_cols(void) {
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return MATRIX_COLS;
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}
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void matrix_init(void) {
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matrix_init_quantum();
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serial_init();
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}
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uint8_t matrix_scan(void)
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{
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//xprintf("\r\nTRYING TO SCAN");
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uint32_t timeout = 0;
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//the s character requests the RF slave to send the matrix
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SERIAL_UART_DATA = 's';
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//trust the external keystates entirely, erase the last data
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uint8_t uart_data[11] = {0};
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//there are 10 bytes corresponding to 10 columns, and an end byte
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for (uint8_t i = 0; i < 11; i++) {
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//wait for the serial data, timeout if it's been too long
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//this only happened in testing with a loose wire, but does no
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//harm to leave it in here
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while(!SERIAL_UART_RXD_PRESENT){
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timeout++;
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if (timeout > 10000){
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xprintf("\r\nTime out in keyboard.");
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break;
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}
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}
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uart_data[i] = SERIAL_UART_DATA;
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}
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//check for the end packet, the key state bytes use the LSBs, so 0xE0
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//will only show up here if the correct bytes were recieved
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uint8_t checksum = 0x00;
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for (uint8_t z=0; z<10; z++){
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checksum = checksum^uart_data[z];
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}
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checksum = checksum ^ (uart_data[10] & 0xF0);
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// Smash the checksum from 1 byte into 4 bits
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checksum = (checksum ^ ((checksum & 0xF0)>>4)) & 0x0F;
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//xprintf("\r\nGOT RAW PACKET: \r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d",uart_data[0],uart_data[1],uart_data[2],uart_data[3],uart_data[4],uart_data[5],uart_data[6],uart_data[7],uart_data[8],uart_data[9],uart_data[10],checksum);
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if ((uart_data[10] & 0x0F) == checksum) { //this is an arbitrary binary checksum (1001) (that would be 0x9.)
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//xprintf("\r\nGOT PACKET: \r\n%d\r\n%d\r\n%d\r\n%d\r\n%d\r\n%d",uart_data[0],uart_data[1],uart_data[2],uart_data[3],uart_data[4],uart_data[5]);
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//shifting and transferring the keystates to the QMK matrix variable
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//bits 1-12 are row 1, 13-24 are row 2, 25-36 are row 3,
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//bits 37-42 are row 4 (only 6 wide, 1-3 are 0, and 10-12 are 0)
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//bits 43-48 are row 5 (same as row 4)
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/* ASSUMING MSB FIRST */
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matrix[0] = (((uint16_t) uart_data[0] << 8) | ((uint16_t) uart_data[1])) & MAIN_ROWMASK;
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matrix[1] = ((uint16_t) uart_data[1] << 12) | ((uint16_t) uart_data[2] << 4);
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matrix[2] = (((uint16_t) uart_data[3] << 8) | ((uint16_t) uart_data[4])) & MAIN_ROWMASK;
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matrix[3] = (((uint16_t) uart_data[4] << 9) | ((uint16_t) uart_data[5] << 1)) & LOWER_ROWMASK;
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matrix[4] = (((uint16_t) uart_data[5] << 7) | ((uart_data[10] & 1<<7) ? 1:0) << 13 | ((uart_data[10] & 1<<6) ? 1:0) << 6) & LOWER_ROWMASK;
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/* OK, TURNS OUT THAT WAS A BAD ASSUMPTION */
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
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//I've unpacked these into the mirror image of what QMK expects them to be, so...
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/*uint8_t halfOne = (matrix[i]>>8);
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uint8_t halfTwo = (matrix[i] & 0xFF);
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halfOne = ((halfOne * 0x0802LU & 0x22110LU) | (halfOne * 0x8020LU & 0x88440LU)) * 0x10101LU >> 16;
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halfTwo = ((halfTwo * 0x0802LU & 0x22110LU) | (halfTwo * 0x8020LU & 0x88440LU)) * 0x10101LU >> 16;
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matrix[i] = ((halfTwo<<8) & halfOne);*/
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//matrix[i] = ((matrix[i] * 0x0802LU & 0x22110LU) | (matrix[i] * 0x8020LU & 0x88440LU)) * 0x10101LU >> 16;
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matrix[i] = bitrev16(matrix[i]);
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//bithack mirror! Doesn't make any sense, but works - and efficiently.
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}
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//if (uart_data[6]!=0 || uart_data[7]!=0){
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//if (maxCount<101){
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// xprintf("\r\nMouse data: x=%d, y=%d",(int8_t)uart_data[6],(int8_t)uart_data[7]);
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//}
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report_mouse_t currentReport = {};
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//check for the end packet, bytes 1-4 are movement and scroll
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//but byte 5 has bits 0-3 for the scroll button state
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//(1000 if pressed, 0000 if not) and bits 4-7 are always 1
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//We can use this to verify the report sent properly.
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currentReport = pointing_device_get_report();
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//shifting and transferring the info to the mouse report varaible
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//mouseReport.x = 127 max -127 min
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currentReport.x = (int8_t) uart_data[6];
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//mouseReport.y = 127 max -127 min
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currentReport.y = (int8_t) uart_data[7];
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//mouseReport.v = 127 max -127 min (scroll vertical)
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currentReport.v = (int8_t) uart_data[8];
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//mouseReport.h = 127 max -127 min (scroll horizontal)
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currentReport.h = (int8_t) uart_data[9];
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/*
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currentReport.x = 0;
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currentReport.y = 0;
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currentReport.v = 0;
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currentReport.h = 0;*/
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pointing_device_set_report(currentReport);
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} else {
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//xprintf("\r\nRequested packet, data 10 was %d but checksum was %d",(uart_data[10] & 0x0F), (checksum & 0x0F));
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}
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//matrix_print();
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matrix_scan_quantum();
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return 1;
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}
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inline
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bool matrix_is_on(uint8_t row, uint8_t col)
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{
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return (matrix[row] & ((matrix_row_t)1<<col));
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}
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inline
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matrix_row_t matrix_get_row(uint8_t row)
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{
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return matrix[row];
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}
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void matrix_print(void)
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{
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print_matrix_header();
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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print_hex8(row); print(": ");
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print_matrix_row(row);
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print("\n");
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}
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}
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uint8_t matrix_key_count(void)
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{
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uint8_t count = 0;
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
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count += matrix_bitpop(i);
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}
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return count;
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}
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