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-rw-r--r--keyboards/gboards/gergoplex/matrix.c229
1 files changed, 0 insertions, 229 deletions
diff --git a/keyboards/gboards/gergoplex/matrix.c b/keyboards/gboards/gergoplex/matrix.c
deleted file mode 100644
index df2b2dde15..0000000000
--- a/keyboards/gboards/gergoplex/matrix.c
+++ /dev/null
@@ -1,229 +0,0 @@
-/*
-
-Copyright 2013 Oleg Kostyuk <cub.uanic@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/>.
-*/
-
-#include "matrix.h"
-#include <stdint.h>
-#include <stdbool.h>
-#include <avr/io.h>
-#include "wait.h"
-#include "action_layer.h"
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "debounce.h"
-#include "gergoplex.h"
-
-#ifdef BALLER
-# include <avr/interrupt.h>
-# include "pointing_device.h"
-#endif
-
-#ifndef DEBOUNCE
-# define DEBOUNCE 5
-#endif
-
-// ATmega pin defs
-#define COL1 (1 << 6)
-#define COL2 (1 << 5)
-#define COL3 (1 << 4)
-#define COL4 (1 << 1)
-
-/* matrix state(1:on, 0:off) */
-static matrix_row_t matrix[MATRIX_ROWS];
-/*
- * matrix state(1:on, 0:off)
- * contains the raw values without debounce filtering of the last read cycle.
- */
-static matrix_row_t raw_matrix[MATRIX_ROWS];
-
-static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
-// Right-hand side only pins, the left side is controlled my MCP
-static const pin_t row_pins[MATRIX_ROWS_PER_SIDE] = MATRIX_ROW_PINS;
-
-// Debouncing: store for each key the number of scans until it's eligible to
-// change. When scanning the matrix, ignore any changes in keys that have
-// already changed in the last DEBOUNCE scans.
-
-static matrix_row_t read_cols(uint8_t row);
-static void init_cols(void);
-static void unselect_rows(void);
-static void select_row(uint8_t row);
-
-static uint8_t mcp23018_reset_loop;
-
-__attribute__((weak)) void matrix_init_user(void) {}
-__attribute__((weak)) void matrix_scan_user(void) {}
-__attribute__((weak)) void matrix_scan_kb(void) { matrix_scan_user(); }
-
-void matrix_init(void) {
- // initialize row and col
- mcp23018_status = init_mcp23018();
- unselect_rows();
- init_cols();
-
- // initialize matrix state: all keys off
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- matrix[i] = 0;
- raw_matrix[i] = 0;
- }
-
- debounce_init(MATRIX_ROWS);
- matrix_init_quantum();
-}
-void matrix_power_up(void) {
- mcp23018_status = init_mcp23018();
-
- unselect_rows();
- init_cols();
-
- // initialize matrix state: all keys off
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- matrix[i] = 0;
- }
-}
-
-// Reads and stores a row, returning
-// whether a change occurred.
-static inline bool store_raw_matrix_row(uint8_t index) {
- matrix_row_t temp = read_cols(index);
- if (raw_matrix[index] != temp) {
- raw_matrix[index] = temp;
- return true;
- }
- return false;
-}
-uint8_t matrix_scan(void) {
- if (mcp23018_status) { // if there was an error
- if (++mcp23018_reset_loop == 0) {
- // if (++mcp23018_reset_loop >= 1300) {
- // since mcp23018_reset_loop is 8 bit - we'll try to reset once in 255 matrix scans
- // this will be approx bit more frequent than once per second
- print("trying to reset mcp23018\n");
- mcp23018_status = init_mcp23018();
- if (mcp23018_status) {
- print("left side not responding\n");
- } else {
- print("left side attached\n");
- }
- }
- }
-
- bool changed = false;
- for (uint8_t i = 0; i < MATRIX_ROWS_PER_SIDE; i++) {
- // select rows from left and right hands
- uint8_t left_index = i;
- uint8_t right_index = i + MATRIX_ROWS_PER_SIDE;
- select_row(left_index);
- select_row(right_index);
-
- // we don't need a 30us delay anymore, because selecting a
- // left-hand row requires more than 30us for i2c.
-
- changed |= store_raw_matrix_row(left_index);
- changed |= store_raw_matrix_row(right_index);
-
- unselect_rows();
- }
-
- debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
- matrix_scan_quantum();
-
-#ifdef DEBUG_MATRIX
- for (uint8_t c = 0; c < MATRIX_COLS; c++)
- for (uint8_t r = 0; r < MATRIX_ROWS; r++)
- if (matrix_is_on(r, c)) xprintf("r:%d c:%d \n", r, c);
-#endif
-
- return 1;
-}
-
-inline bool matrix_is_on(uint8_t row, uint8_t col) { return (matrix[row] & ((matrix_row_t)1 << col)); }
-inline matrix_row_t matrix_get_row(uint8_t row) { return matrix[row]; }
-
-void matrix_print(void) {
- print("\nr/c 0123456789ABCDEF\n");
- for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
- print_hex8(row);
- print(": ");
- print_bin_reverse16(matrix_get_row(row));
- print("\n");
- }
-}
-
-// Remember this means ROWS
-static void init_cols(void) {
- for (uint8_t col = 0; col < MATRIX_COLS; col++) {
- setPinInputHigh(col_pins[col]);
- }
-}
-
-static matrix_row_t read_cols(uint8_t row) {
- if (row < 5) {
- if (mcp23018_status) { // if there was an error
- return 0;
- } else {
- uint8_t data = 0;
- mcp23018_status = i2c_start(I2C_ADDR_READ, I2C_TIMEOUT);
- if (mcp23018_status) goto out;
- mcp23018_status = i2c_read_nack(I2C_TIMEOUT);
- if (mcp23018_status < 0) goto out;
- data = ~((uint8_t)mcp23018_status);
- mcp23018_status = I2C_STATUS_SUCCESS;
- out:
- i2c_stop();
-
-#ifdef DEBUG_MATRIX
- if (data != 0x00) xprintf("I2C: %d\n", data);
-#endif
- return data;
- }
- } else {
- return ~((((PINF & COL4) >> 1) | ((PINF & (COL1 | COL2 | COL3)) >> 3)) & 0xF);
- }
-}
-
-// Row pin configuration
-static void unselect_rows(void) {
- // no need to unselect on mcp23018, because the select step sets all
- // the other row bits high, and it's not changing to a different direction
-
- for (uint8_t row = 0; row < MATRIX_ROWS_PER_SIDE; row++) {
- setPinInput(row_pins[row]);
- writePinLow(row_pins[row]);
- }
-}
-
-static void select_row(uint8_t row) {
- if (row < 5) {
- // select on mcp23018
- if (mcp23018_status) { // do nothing on error
- } else { // set active row low : 0 // set other rows hi-Z : 1
- mcp23018_status = i2c_start(I2C_ADDR_WRITE, I2C_TIMEOUT);
- if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(GPIOA, I2C_TIMEOUT);
- if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0xFF & ~(1 << (row + 1)), I2C_TIMEOUT);
- if (mcp23018_status) goto out;
- out:
- i2c_stop();
- }
- } else {
- setPinOutput(row_pins[row - MATRIX_ROWS_PER_SIDE]);
- writePinLow(row_pins[row - MATRIX_ROWS_PER_SIDE]);
- }
-}
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