summaryrefslogtreecommitdiff
path: root/keyboards/gergo/matrix.c
diff options
context:
space:
mode:
Diffstat (limited to 'keyboards/gergo/matrix.c')
-rw-r--r--keyboards/gergo/matrix.c445
1 files changed, 0 insertions, 445 deletions
diff --git a/keyboards/gergo/matrix.c b/keyboards/gergo/matrix.c
deleted file mode 100644
index 655e729356..0000000000
--- a/keyboards/gergo/matrix.c
+++ /dev/null
@@ -1,445 +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 QMK_KEYBOARD_H
-
-#ifdef BALLER
-#include <avr/interrupt.h>
-#include "pointing_device.h"
-#endif
-
-#ifndef DEBOUNCE
-# define DEBOUNCE 5
-#endif
-
-// MCP Pin Defs
-#define RROW1 (1u<<3)
-#define RROW2 (1u<<2)
-#define RROW3 (1u<<1)
-#define RROW4 (1u<<0)
-#define COL0 (1u<<0)
-#define COL1 (1u<<1)
-#define COL2 (1u<<2)
-#define COL3 (1u<<3)
-#define COL4 (1u<<4)
-#define COL5 (1u<<5)
-#define COL6 (1u<<6)
-
-// ATmega pin defs
-#define ROW1 (1u<<6)
-#define ROW2 (1u<<5)
-#define ROW3 (1u<<4)
-#define ROW4 (1u<<1)
-#define COL7 (1u<<0)
-#define COL8 (1u<<1)
-#define COL9 (1u<<2)
-#define COL10 (1u<<3)
-#define COL11 (1u<<2)
-#define COL12 (1u<<3)
-#define COL13 (1u<<6)
-
-//Trackball pin defs
-#define TRKUP (1u<<4)
-#define TRKDN (1u<<5)
-#define TRKLT (1u<<6)
-#define TRKRT (1u<<7)
-#define TRKBTN (1u<<6)
-
-
-// Multiple for mouse moves
-#ifndef TRKSTEP
-#define TRKSTEP 20
-#endif
-
-// multiple for mouse scroll
-#ifndef SCROLLSTEP
-#define SCROLLSTEP 5
-#endif
-
-// bit masks
-#define BMASK (COL7 | COL8 | COL9 | COL10)
-#define CMASK (COL13)
-#define DMASK (COL11 | COL12)
-#define FMASK (ROW1 | ROW2 | ROW3 | ROW4)
-#define RROWMASK (RROW1 | RROW2 | RROW3 | RROW4)
-#define MCPMASK (COL0 | COL1 | COL2 | COL3 | COL4 | COL5 | COL6)
-#define TRKMASK (TRKUP | TRKDN | TRKRT | TRKLT)
-
-// Trackball interrupts accumulate over here. Processed on scan
-// Stores prev state of mouse, high bits store direction
-uint8_t trkState = 0;
-uint8_t trkBtnState = 0;
-
-volatile uint8_t tbUpCnt = 0;
-volatile uint8_t tbDnCnt = 0;
-volatile uint8_t tbLtCnt = 0;
-volatile uint8_t tbRtCnt = 0;
-
-/* 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];
-
-// 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 void enableInterrupts(void);
-
-static uint8_t mcp23018_reset_loop;
-// static uint16_t mcp23018_reset_loop;
-
-__attribute__ ((weak)) void matrix_init_user(void) {}
-
-__attribute__ ((weak)) void matrix_scan_user(void) {}
-
-__attribute__ ((weak))
-void matrix_init_kb(void) {
- matrix_init_user();
-}
-
-__attribute__ ((weak))
-void matrix_scan_kb(void) {
- matrix_scan_user();
-}
-
-inline uint8_t matrix_rows(void) { return MATRIX_ROWS; }
-
-inline uint8_t matrix_cols(void) { return MATRIX_COLS; }
-
-
-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) {
- // TODO: Find what is trashing interrupts
- enableInterrupts();
-
- // First we handle the mouse inputs
-#ifdef BALLER
- uint8_t pBtn = PINE & TRKBTN;
-
- #ifdef DEBUG_BALLER
- // Compare to previous, mod report
- if (tbUpCnt + tbDnCnt + tbLtCnt + tbRtCnt != 0)
- xprintf("U: %d D: %d L: %d R: %d B: %d\n", tbUpCnt, tbDnCnt, tbLtCnt, tbRtCnt, (trkBtnState >> 6));
- #endif
-
- // Modify the report
- report_mouse_t pRprt = pointing_device_get_report();
-
- // Scroll by default, move on layer
- if (layer_state == 0) {
- pRprt.h += tbLtCnt * SCROLLSTEP; tbLtCnt = 0;
- pRprt.h -= tbRtCnt * SCROLLSTEP; tbRtCnt = 0;
- pRprt.v -= tbUpCnt * SCROLLSTEP; tbUpCnt = 0;
- pRprt.v += tbDnCnt * SCROLLSTEP; tbDnCnt = 0;
- } else {
- pRprt.x -= tbLtCnt * TRKSTEP * (layer_state - 1); tbLtCnt = 0;
- pRprt.x += tbRtCnt * TRKSTEP * (layer_state - 1); tbRtCnt = 0;
- pRprt.y -= tbUpCnt * TRKSTEP * (layer_state - 1); tbUpCnt = 0;
- pRprt.y += tbDnCnt * TRKSTEP * (layer_state - 1); tbDnCnt = 0;
- }
-
-#ifdef DEBUG_BALLER
- if (pRprt.x != 0 || pRprt.y != 0)
- xprintf("X: %d Y: %d\n", pRprt.x, pRprt.y);
-#endif
-
- if ((pBtn != trkBtnState) && ((pBtn >> 6) == 0)) pRprt.buttons |= MOUSE_BTN1;
- if ((pBtn != trkBtnState) && ((pBtn >> 6) == 1)) pRprt.buttons &= ~MOUSE_BTN1;
-
- // Save state, push update
- if (pRprt.x != 0 || pRprt.y != 0 || pRprt.h != 0 || pRprt.v != 0 || (trkBtnState != pBtn))
- pointing_device_set_report(pRprt);
-
- trkBtnState = pBtn;
-#endif
-
- // Then the keyboard
- 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();
-
- enableInterrupts();
-
-#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;
-}
-
-bool matrix_is_modified(void) // deprecated and evidently not called.
-{
- return true;
-}
-
-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");
- }
-}
-
-uint8_t matrix_key_count(void) {
- uint8_t count = 0;
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- count += bitpop16(matrix[i]);
- }
- return count;
-}
-
-// Remember this means ROWS
-static void init_cols(void) {
- // init on mcp23018
- // not needed, already done as part of init_mcp23018()
-
- // Input with pull-up(DDR:0, PORT:1)
- DDRF &= ~FMASK;
- PORTF |= FMASK;
-}
-
-static matrix_row_t read_cols(uint8_t row) {
- if (row < 7) {
- if (mcp23018_status) { // if there was an error
- return 0;
- } else {
- uint8_t data = 0;
- mcp23018_status = i2c_start(I2C_ADDR_WRITE, I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(GPIOB, I2C_TIMEOUT); if (mcp23018_status) goto out;
- 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 {
- /* read from teensy
- * bitmask is 0b0111001, but we want the lower four
- * we'll return 1s for the top two, but that's harmless.
- */
- // So I need to confuckulate all this
- //return ~(((PIND & DMASK) >> 1 | ((PINC & CMASK) >> 6) | (PIN)));
- //return ~((PINF & 0x03) | ((PINF & 0xF0) >> 2));
- return ~(
- (((PINF & ROW4) >> 1)
- | ((PINF & (ROW1 | ROW2 | ROW3)) >> 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
- // Hi-Z(DDR:0, PORT:0) to unselect
- DDRB &= ~(BMASK | TRKMASK);
- PORTB &= ~(BMASK);
- DDRC &= ~CMASK;
- PORTC &= ~CMASK;
- DDRD &= ~DMASK;
- PORTD &= ~DMASK;
-
- // Fix trashing of DDRB for TB
- PORTB |= TRKMASK;
-}
-
-static void select_row(uint8_t row)
-{
- if (row < 7) {
- // 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), I2C_TIMEOUT); if (mcp23018_status) goto out;
- out:
- i2c_stop();
- }
- } else {
- // Output low(DDR:1, PORT:0) to select
- switch (row) {
- case 7:
- DDRB |= COL7;
- PORTB &= ~COL7;
- break;
- case 8:
- DDRB |= COL8;
- PORTB &= ~COL8;
- break;
- case 9:
- DDRB |= COL9;
- PORTB &= ~COL9;
- break;
- case 10:
- DDRB |= COL10;
- PORTB &= ~COL10;
- break;
- case 11:
- DDRD |= COL11;
- PORTD &= ~COL11;
- break;
- case 12:
- DDRD |= COL12;
- PORTD &= ~COL12;
- break;
- case 13:
- DDRC |= COL13;
- PORTC &= ~COL13;
- break;
- }
- }
-}
-
-
-// Trackball Interrupts
-static void enableInterrupts(void) {
- #ifdef BALLER
- // Set interrupt mask
- // Set port defs
- DDRB &= ~TRKMASK;
- PORTB |= TRKMASK;
- DDRE &= ~TRKBTN;
- PORTE |= TRKBTN;
-
- // Interrupt shenanigans
- //EIMSK |= (1 << PCIE0);
- PCMSK0 |= TRKMASK;
- PCICR |= (1 << PCIE0);
- sei();
- #endif
-
- return;
-}
-#ifdef BALLER
-ISR (PCINT0_vect) {
- // Don't get fancy, we're in a interrupt here
- // PCINT reports a interrupt for a change on the bus
- // We hand the button at scantime for debounce
- volatile uint8_t pState = PINB & TRKMASK;
- if ((pState & TRKUP) != (trkState & TRKUP)) tbUpCnt++;
- if ((pState & TRKDN) != (trkState & TRKDN)) tbDnCnt++;
- if ((pState & TRKLT) != (trkState & TRKLT)) tbLtCnt++;
- if ((pState & TRKRT) != (trkState & TRKRT)) tbRtCnt++;
- trkState = pState;
-
-}
-#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 21:49:42 +0000