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Diffstat (limited to 'quantum/split_common/matrix.c')
| -rw-r--r-- | quantum/split_common/matrix.c | 309 | 
1 files changed, 0 insertions, 309 deletions
| diff --git a/quantum/split_common/matrix.c b/quantum/split_common/matrix.c deleted file mode 100644 index 039e7d9773..0000000000 --- a/quantum/split_common/matrix.c +++ /dev/null @@ -1,309 +0,0 @@ -/* -Copyright 2012 Jun Wako <[email protected]> - -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 <stdint.h> -#include <stdbool.h> -#include "util.h" -#include "matrix.h" -#include "debounce.h" -#include "quantum.h" -#include "split_util.h" -#include "config.h" -#include "transport.h" - -#define ERROR_DISCONNECT_COUNT 5 - -#define ROWS_PER_HAND (MATRIX_ROWS / 2) - -#ifdef DIRECT_PINS -static pin_t direct_pins[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS; -#elif (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW) -static pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; -static pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; -#endif - -/* matrix state(1:on, 0:off) */ -extern matrix_row_t raw_matrix[MATRIX_ROWS];  // raw values -extern matrix_row_t matrix[MATRIX_ROWS];      // debounced values - -// row offsets for each hand -uint8_t thisHand, thatHand; - -// user-defined overridable functions -__attribute__((weak)) void matrix_slave_scan_kb(void) { matrix_slave_scan_user(); } -__attribute__((weak)) void matrix_slave_scan_user(void) {} - -static inline void setPinOutput_writeLow(pin_t pin) { -    ATOMIC_BLOCK_FORCEON { -        setPinOutput(pin); -        writePinLow(pin); -    } -} - -static inline void setPinInputHigh_atomic(pin_t pin) { -    ATOMIC_BLOCK_FORCEON { setPinInputHigh(pin); } -} - -// matrix code - -#ifdef DIRECT_PINS - -static void init_pins(void) { -    for (int row = 0; row < MATRIX_ROWS; row++) { -        for (int col = 0; col < MATRIX_COLS; col++) { -            pin_t pin = direct_pins[row][col]; -            if (pin != NO_PIN) { -                setPinInputHigh(pin); -            } -        } -    } -} - -static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) { -    // Start with a clear matrix row -    matrix_row_t current_row_value = 0; - -    for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { -        pin_t pin = direct_pins[current_row][col_index]; -        if (pin != NO_PIN) { -            current_row_value |= readPin(pin) ? 0 : (MATRIX_ROW_SHIFTER << col_index); -        } -    } - -    // If the row has changed, store the row and return the changed flag. -    if (current_matrix[current_row] != current_row_value) { -        current_matrix[current_row] = current_row_value; -        return true; -    } -    return false; -} - -#elif defined(DIODE_DIRECTION) -#    if (DIODE_DIRECTION == COL2ROW) - -static void select_row(uint8_t row) { setPinOutput_writeLow(row_pins[row]); } - -static void unselect_row(uint8_t row) { setPinInputHigh_atomic(row_pins[row]); } - -static void unselect_rows(void) { -    for (uint8_t x = 0; x < ROWS_PER_HAND; x++) { -        setPinInputHigh_atomic(row_pins[x]); -    } -} - -static void init_pins(void) { -    unselect_rows(); -    for (uint8_t x = 0; x < MATRIX_COLS; x++) { -        setPinInputHigh_atomic(col_pins[x]); -    } -} - -static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) { -    // Start with a clear matrix row -    matrix_row_t current_row_value = 0; - -    // Select row -    select_row(current_row); -    matrix_output_select_delay(); - -    // For each col... -    for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { -        // Select the col pin to read (active low) -        uint8_t pin_state = readPin(col_pins[col_index]); - -        // Populate the matrix row with the state of the col pin -        current_row_value |= pin_state ? 0 : (MATRIX_ROW_SHIFTER << col_index); -    } - -    // Unselect row -    unselect_row(current_row); -    matrix_output_unselect_delay();  // wait for all Col signals to go HIGH - -    // If the row has changed, store the row and return the changed flag. -    if (current_matrix[current_row] != current_row_value) { -        current_matrix[current_row] = current_row_value; -        return true; -    } -    return false; -} - -#    elif (DIODE_DIRECTION == ROW2COL) - -static void select_col(uint8_t col) { setPinOutput_writeLow(col_pins[col]); } - -static void unselect_col(uint8_t col) { setPinInputHigh_atomic(col_pins[col]); } - -static void unselect_cols(void) { -    for (uint8_t x = 0; x < MATRIX_COLS; x++) { -        setPinInputHigh_atomic(col_pins[x]); -    } -} - -static void init_pins(void) { -    unselect_cols(); -    for (uint8_t x = 0; x < ROWS_PER_HAND; x++) { -        setPinInputHigh_atomic(row_pins[x]); -    } -} - -static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) { -    bool matrix_changed = false; - -    // Select col -    select_col(current_col); -    matrix_output_select_delay(); - -    // For each row... -    for (uint8_t row_index = 0; row_index < ROWS_PER_HAND; row_index++) { -        // Store last value of row prior to reading -        matrix_row_t last_row_value    = current_matrix[row_index]; -        matrix_row_t current_row_value = last_row_value; - -        // Check row pin state -        if (readPin(row_pins[row_index]) == 0) { -            // Pin LO, set col bit -            current_row_value |= (MATRIX_ROW_SHIFTER << current_col); -        } else { -            // Pin HI, clear col bit -            current_row_value &= ~(MATRIX_ROW_SHIFTER << current_col); -        } - -        // Determine if the matrix changed state -        if ((last_row_value != current_row_value)) { -            matrix_changed |= true; -            current_matrix[row_index] = current_row_value; -        } -    } - -    // Unselect col -    unselect_col(current_col); -    matrix_output_unselect_delay();  // wait for all Row signals to go HIGH - -    return matrix_changed; -} - -#    else -#        error DIODE_DIRECTION must be one of COL2ROW or ROW2COL! -#    endif -#else -#    error DIODE_DIRECTION is not defined! -#endif - -void matrix_init(void) { -    split_pre_init(); - -    // Set pinout for right half if pinout for that half is defined -    if (!isLeftHand) { -#ifdef DIRECT_PINS_RIGHT -        const pin_t direct_pins_right[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS_RIGHT; -        for (uint8_t i = 0; i < MATRIX_ROWS; i++) { -            for (uint8_t j = 0; j < MATRIX_COLS; j++) { -                direct_pins[i][j] = direct_pins_right[i][j]; -            } -        } -#endif -#ifdef MATRIX_ROW_PINS_RIGHT -        const pin_t row_pins_right[MATRIX_ROWS] = MATRIX_ROW_PINS_RIGHT; -        for (uint8_t i = 0; i < MATRIX_ROWS; i++) { -            row_pins[i] = row_pins_right[i]; -        } -#endif -#ifdef MATRIX_COL_PINS_RIGHT -        const pin_t col_pins_right[MATRIX_COLS] = MATRIX_COL_PINS_RIGHT; -        for (uint8_t i = 0; i < MATRIX_COLS; i++) { -            col_pins[i] = col_pins_right[i]; -        } -#endif -    } - -    thisHand = isLeftHand ? 0 : (ROWS_PER_HAND); -    thatHand = ROWS_PER_HAND - thisHand; - -    // initialize key pins -    init_pins(); - -    // initialize matrix state: all keys off -    for (uint8_t i = 0; i < MATRIX_ROWS; i++) { -        raw_matrix[i] = 0; -        matrix[i]     = 0; -    } - -    debounce_init(ROWS_PER_HAND); - -    matrix_init_quantum(); - -    split_post_init(); -} - -bool matrix_post_scan(void) { -    bool changed = false; -    if (is_keyboard_master()) { -        static uint8_t error_count; - -        matrix_row_t slave_matrix[ROWS_PER_HAND] = {0}; -        if (!transport_master(matrix + thisHand, slave_matrix)) { -            error_count++; - -            if (error_count > ERROR_DISCONNECT_COUNT) { -                // reset other half if disconnected -                for (int i = 0; i < ROWS_PER_HAND; ++i) { -                    matrix[thatHand + i] = 0; -                    slave_matrix[i]      = 0; -                } - -                changed = true; -            } -        } else { -            error_count = 0; - -            for (int i = 0; i < ROWS_PER_HAND; ++i) { -                if (matrix[thatHand + i] != slave_matrix[i]) { -                    matrix[thatHand + i] = slave_matrix[i]; -                    changed              = true; -                } -            } -        } - -        matrix_scan_quantum(); -    } else { -        transport_slave(matrix + thatHand, matrix + thisHand); - -        matrix_slave_scan_kb(); -    } - -    return changed; -} - -uint8_t matrix_scan(void) { -    bool local_changed = false; - -#if defined(DIRECT_PINS) || (DIODE_DIRECTION == COL2ROW) -    // Set row, read cols -    for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) { -        local_changed |= read_cols_on_row(raw_matrix, current_row); -    } -#elif (DIODE_DIRECTION == ROW2COL) -    // Set col, read rows -    for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { -        local_changed |= read_rows_on_col(raw_matrix, current_col); -    } -#endif - -    debounce(raw_matrix, matrix + thisHand, ROWS_PER_HAND, local_changed); - -    bool remote_changed = matrix_post_scan(); -    return (uint8_t)(local_changed || remote_changed); -} | 
