forked from forks/qmk_firmware
253 lines
8.5 KiB
C
253 lines
8.5 KiB
C
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/*
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Copyright 2019 Yiancar
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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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#include <string.h>
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#include "quantum.h"
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#include "timer.h"
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#include "wait.h"
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#include "print.h"
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#include "matrix.h"
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#include "ch.h"
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#include "hal.h"
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static matrix_row_t matrix[MATRIX_ROWS];
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static matrix_row_t matrix_debouncing[MATRIX_ROWS];
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volatile uint16_t porta_buffer = 0;
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volatile uint16_t portb_buffer = 0;
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static uint32_t switch_buffer = 0;
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// Trigger on negative edge of any of the sense lines.
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static void extcb1(EXTDriver *extp, expchannel_t channel) {
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(void)extp;
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(void)channel;
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chSysLockFromISR();
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porta_buffer = palReadPort(GPIOA);
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portb_buffer = palReadPort(GPIOB);
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//Disable further interrupts that might occur on same button press.
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extChannelDisable(&EXTD1,0);
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extChannelDisable(&EXTD1,1);
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extChannelDisable(&EXTD1,2);
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extChannelDisable(&EXTD1,9);
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extChannelDisable(&EXTD1,10);
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extChannelDisable(&EXTD1,12);
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extChannelDisable(&EXTD1,13);
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extChannelDisable(&EXTD1,14);
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extChannelDisable(&EXTD1,15);
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extChannelEnable(&EXTD1,0);
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extChannelEnable(&EXTD1,1);
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extChannelEnable(&EXTD1,2);
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extChannelEnable(&EXTD1,9);
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extChannelEnable(&EXTD1,10);
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extChannelEnable(&EXTD1,12);
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extChannelEnable(&EXTD1,13);
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extChannelEnable(&EXTD1,14);
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extChannelEnable(&EXTD1,15);
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chSysUnlockFromISR();
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}
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static const EXTConfig extcfg = {
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{
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1 }, //0
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1 }, //1
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1 }, //2
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1 }, //9
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1 }, //10
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOB, extcb1 }, //12
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOB, extcb1 }, //13
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOB, extcb1 }, //14
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOB, extcb1 } //15
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},
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};
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void matrix_init(void) {
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//Set I/O as pull-up inputs to read states
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setPinInputHigh(A0);
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setPinInputHigh(A1);
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setPinInputHigh(A2);
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setPinInputHigh(A3);
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setPinInputHigh(A4);
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setPinInputHigh(A5);
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setPinInputHigh(A6);
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setPinInputHigh(A7);
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setPinInputHigh(A8);
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setPinInputHigh(A9);
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setPinInputHigh(A10);
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setPinInputHigh(B3);
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setPinInputHigh(B4);
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setPinInputHigh(B5);
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setPinInputHigh(B6);
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setPinInputHigh(B7);
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setPinInputHigh(B8);
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setPinInputHigh(B9);
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setPinInputHigh(B11);
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setPinInputHigh(B12);
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setPinInputHigh(B13);
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setPinInputHigh(B14);
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setPinInputHigh(B15);
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memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t));
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memset(matrix_debouncing, 0, MATRIX_ROWS * sizeof(matrix_row_t));
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matrix_init_quantum();
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//Start interrupt driver
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extStart(&EXTD1, &extcfg);
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}
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uint8_t matrix_scan(void) {
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switch_buffer = ((uint32_t)(porta_buffer & 0x7FF)) | ((uint32_t)(portb_buffer & 0x3F8) << 8);
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switch (switch_buffer) {
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case 0x1134E: matrix[0] = 0x01; break;
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case 0x3774D: matrix[0] = 0x02; break;
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case 0x10BCC: matrix[0] = 0x04; break;
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case 0x16B4B: matrix[0] = 0x08; break;
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case 0x167CA: matrix[0] = 0x10; break;
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case 0x35FC9: matrix[0] = 0x20; break;
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case 0x15B48: matrix[0] = 0x40; break;
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case 0x28347: matrix[0] = 0x80; break;
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case 0x173C6: matrix[0] = 0x100; break;
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case 0x143CF: matrix[0] = 0x200; break;
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case 0x3FDC5: matrix[0] = 0x400; break;
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case 0x3FD21: matrix[0] = 0x800; break;
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case 0x3FD77: matrix[0] = 0x1000; break;
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case 0x3FD72: matrix[0] = 0x2000; break;
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//Special pin
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case 0x3E7FA: matrix[0] = 0x8000; break;
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case 0x183EE: matrix[0] = 0x10000; break;
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case 0x197F3: matrix[0] = 0x20000; break;
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case 0x1AB7E: matrix[0] = 0x40000; break;
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case 0x107C3: matrix[1] = 0x01; break;
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case 0x3FD2E: matrix[1] = 0x02; break;
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case 0x3FD28: matrix[1] = 0x04; break;
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case 0x3FD3A: matrix[1] = 0x08; break;
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case 0x3FD2D: matrix[1] = 0x10; break;
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case 0x3FD2B: matrix[1] = 0x20; break;
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case 0x3FDA5: matrix[1] = 0x40; break;
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case 0x3FDAA: matrix[1] = 0x80; break;
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case 0x3FD36: matrix[1] = 0x100; break;
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case 0x3FD30: matrix[1] = 0x200; break;
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case 0x3FDAF: matrix[1] = 0x400; break;
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case 0x3FD22: matrix[1] = 0x800; break;
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case 0x157D4: matrix[1] = 0x1000; break;
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//Does not exist in matrix
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//Special pin
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case 0x1C778: matrix[1] = 0x8000; break;
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case 0x387ED: matrix[1] = 0x10000; break;
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case 0x19B74: matrix[1] = 0x20000; break;
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case 0x3FD7D: matrix[1] = 0x40000; break;
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//Special pin
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case 0x3FDBE: matrix[2] = 0x02; break;
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case 0x3FDAC: matrix[2] = 0x04; break;
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case 0x3FDBB: matrix[2] = 0x08; break;
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case 0x3FD39: matrix[2] = 0x10; break;
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case 0x3FDB8: matrix[2] = 0x20; break;
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case 0x3FDB7: matrix[2] = 0x40; break;
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case 0x3FD35: matrix[2] = 0x80; break;
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case 0x3FDB4: matrix[2] = 0x100; break;
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case 0x3FD33: matrix[2] = 0x200; break;
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case 0x3FDA3: matrix[2] = 0x400; break;
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case 0x3FD24: matrix[2] = 0x800; break;
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case 0x0FFDB: matrix[2] = 0x1000; break;
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case 0x3FDF5: matrix[2] = 0x2000; break;
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case 0x3FDFF: matrix[2] = 0x4000; break;
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case 0x3C3E4: matrix[2] = 0x8000; break;
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case 0x38B6C: matrix[2] = 0x10000; break;
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case 0x39FF6: matrix[2] = 0x20000; break;
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case 0x3FDFC: matrix[2] = 0x40000; break;
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//Special pin
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case 0x3FDA6: matrix[3] = 0x02; break;
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case 0x3FD27: matrix[3] = 0x04; break;
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case 0x3FD3C: matrix[3] = 0x08; break;
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case 0x3FDA9: matrix[3] = 0x10; break;
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case 0x3FDBD: matrix[3] = 0x20; break;
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case 0x3FDB1: matrix[3] = 0x40; break;
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case 0x3FDB2: matrix[3] = 0x80; break;
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case 0x30353: matrix[3] = 0x100; break;
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case 0x37BD1: matrix[3] = 0x200; break;
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case 0x363D2: matrix[3] = 0x400; break;
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case 0x3FD5F: matrix[3] = 0x800; break;
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//Does not exist in matrix
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//Does not exist in matrix
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//Special pin
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case 0x1BF00: matrix[3] = 0x8000; break;
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case 0x18FEB: matrix[3] = 0x10000; break;
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case 0x3FF69: matrix[3] = 0x20000; break;
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case 0x3A37B: matrix[3] = 0x40000; break;
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default:
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if ((portb_buffer & 0x1000) == 0) { matrix[1] = 0x4000; break; }
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if ((portb_buffer & 0x2000) == 0) { matrix[3] = 0x4000; break; }
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if ((portb_buffer & 0x4000) == 0) { matrix[0] = 0x4000; break; }
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if ((portb_buffer & 0x8000) == 0) { matrix[2] = 0x01; break; }
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matrix[0] = 0x00;
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matrix[1] = 0x00;
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matrix[2] = 0x00;
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matrix[3] = 0x00;
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}
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//Special case for Shift
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if (readPin(B11) == 0) { matrix[3] |= 0x01; }
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porta_buffer = 65535;
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portb_buffer = 65535;
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matrix_scan_quantum();
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return 1;
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}
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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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}
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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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