diff options
Diffstat (limited to 'quantum/split_common/transport.c')
| -rw-r--r-- | quantum/split_common/transport.c | 284 |
1 files changed, 138 insertions, 146 deletions
diff --git a/quantum/split_common/transport.c b/quantum/split_common/transport.c index 95738530ec..ab055ee656 100644 --- a/quantum/split_common/transport.c +++ b/quantum/split_common/transport.c @@ -1,189 +1,170 @@ +#include <string.h> +#include <stddef.h> #include "config.h" #include "matrix.h" #include "quantum.h" -#define ROWS_PER_HAND (MATRIX_ROWS/2) +#define ROWS_PER_HAND (MATRIX_ROWS / 2) #ifdef RGBLIGHT_ENABLE -# include "rgblight.h" +# include "rgblight.h" #endif #ifdef BACKLIGHT_ENABLE -# include "backlight.h" - extern backlight_config_t backlight_config; +# include "backlight.h" +extern backlight_config_t backlight_config; +#endif + +#ifdef ENCODER_ENABLE +# include "encoder.h" #endif #if defined(USE_I2C) || defined(EH) -#include "i2c.h" +# include "i2c_master.h" +# include "i2c_slave.h" -#ifndef SLAVE_I2C_ADDRESS -# define SLAVE_I2C_ADDRESS 0x32 +typedef struct __attribute__ ((__packed__)) { +#ifdef BACKLIGHT_ENABLE + uint8_t backlight_level; #endif - -#if (MATRIX_COLS > 8) -# error "Currently only supports 8 COLS" +#ifdef RGBLIGHT_ENABLE + uint32_t rgb_settings; +#endif +#ifdef ENCODER_ENABLE + uint8_t encoder_state[NUMBER_OF_ENCODERS]; #endif + // Keep matrix last, we are only using this for it's offset + uint8_t matrix_start[0]; +} transport_values_t; -// Get rows from other half over i2c -bool transport_master(matrix_row_t matrix[]) { - int err = 0; +__attribute__ ((unused)) +static transport_values_t transport_values; - // write backlight info #ifdef BACKLIGHT_ENABLE - if (BACKLIT_DIRTY) { - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) { goto i2c_error; } - - // Backlight location - err = i2c_master_write(I2C_BACKLIT_START); - if (err) { goto i2c_error; } +# define I2C_BACKLIT_START (uint8_t)offsetof(transport_values_t, backlight_level) +#endif - // Write backlight - i2c_master_write(get_backlight_level()); +#ifdef RGBLIGHT_ENABLE +# define I2C_RGB_START (uint8_t)offsetof(transport_values_t, rgb_settings) +#endif - BACKLIT_DIRTY = false; - } +#ifdef ENCODER_ENABLE +# define I2C_ENCODER_START (uint8_t)offsetof(transport_values_t, encoder_state) #endif - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) { goto i2c_error; } +#define I2C_KEYMAP_START (uint8_t)offsetof(transport_values_t, matrix_start) + +# define TIMEOUT 100 - // start of matrix stored at I2C_KEYMAP_START - err = i2c_master_write(I2C_KEYMAP_START); - if (err) { goto i2c_error; } +# ifndef SLAVE_I2C_ADDRESS +# define SLAVE_I2C_ADDRESS 0x32 +# endif - // Start read - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ); - if (err) { goto i2c_error; } +// Get rows from other half over i2c +bool transport_master(matrix_row_t matrix[]) { + i2c_readReg(SLAVE_I2C_ADDRESS, I2C_KEYMAP_START, (void *)matrix, ROWS_PER_HAND * sizeof(matrix_row_t), TIMEOUT); - if (!err) { - int i; - for (i = 0; i < ROWS_PER_HAND-1; ++i) { - matrix[i] = i2c_master_read(I2C_ACK); + // write backlight info +# ifdef BACKLIGHT_ENABLE + uint8_t level = get_backlight_level(); + if (level != transport_values.backlight_level) { + if (i2c_writeReg(SLAVE_I2C_ADDRESS, I2C_BACKLIT_START, (void *)&level, sizeof(level), TIMEOUT) >= 0) { + transport_values.backlight_level = level; } - matrix[i] = i2c_master_read(I2C_NACK); - i2c_master_stop(); - } else { -i2c_error: // the cable is disconnceted, or something else went wrong - i2c_reset_state(); - return false; } +# endif -#ifdef RGBLIGHT_ENABLE - if (RGB_DIRTY) { - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) { goto i2c_error; } - - // RGB Location - err = i2c_master_write(I2C_RGB_START); - if (err) { goto i2c_error; } - - uint32_t dword = eeconfig_read_rgblight(); - - // Write RGB - err = i2c_master_write_data(&dword, 4); - if (err) { goto i2c_error; } - - RGB_DIRTY = false; - i2c_master_stop(); +# ifdef RGBLIGHT_ENABLE + uint32_t rgb = rgblight_read_dword(); + if (rgb != transport_values.rgb_settings) { + if (i2c_writeReg(SLAVE_I2C_ADDRESS, I2C_RGB_START, (void *)&rgb, sizeof(rgb), TIMEOUT) >= 0) { + transport_values.rgb_settings = rgb; + } } -#endif +# endif + +# ifdef ENCODER_ENABLE + i2c_readReg(SLAVE_I2C_ADDRESS, I2C_ENCODER_START, (void *)transport_values.encoder_state, sizeof(transport_values.encoder_state), TIMEOUT); + encoder_update_raw(&transport_values.encoder_state[0]); +# endif return true; } void transport_slave(matrix_row_t matrix[]) { - - for (int i = 0; i < ROWS_PER_HAND; ++i) - { - i2c_slave_buffer[I2C_KEYMAP_START + i] = matrix[i]; - } - // Read Backlight Info - #ifdef BACKLIGHT_ENABLE - if (BACKLIT_DIRTY) - { - backlight_set(i2c_slave_buffer[I2C_BACKLIT_START]); - BACKLIT_DIRTY = false; - } - #endif - #ifdef RGBLIGHT_ENABLE - if (RGB_DIRTY) - { - // Disable interupts (RGB data is big) - cli(); - // Create new DWORD for RGB data - uint32_t dword; - - // Fill the new DWORD with the data that was sent over - uint8_t * dword_dat = (uint8_t *)(&dword); - for (int i = 0; i < 4; i++) - { - dword_dat[i] = i2c_slave_buffer[I2C_RGB_START + i]; - } - - // Update the RGB now with the new data and set RGB_DIRTY to false - rgblight_update_dword(dword); - RGB_DIRTY = false; - // Re-enable interupts now that RGB is set - sei(); - } - #endif + // Copy matrix to I2C buffer + memcpy((void*)(i2c_slave_reg + I2C_KEYMAP_START), (void *)matrix, ROWS_PER_HAND * sizeof(matrix_row_t) ); + +// Read Backlight Info +# ifdef BACKLIGHT_ENABLE + backlight_set(i2c_slave_reg[I2C_BACKLIT_START]); +# endif + +# ifdef RGBLIGHT_ENABLE + uint32_t rgb = *(uint32_t *)(i2c_slave_reg + I2C_RGB_START); + // Update the RGB with the new data + rgblight_update_dword(rgb); +# endif + +# ifdef ENCODER_ENABLE + encoder_state_raw((uint8_t*)(i2c_slave_reg + I2C_ENCODER_START)); +# endif } -void transport_master_init(void) { - i2c_master_init(); -} +void transport_master_init(void) { i2c_init(); } -void transport_slave_init(void) { - i2c_slave_init(SLAVE_I2C_ADDRESS); -} +void transport_slave_init(void) { i2c_slave_init(SLAVE_I2C_ADDRESS); } -#else // USE_SERIAL +#else // USE_SERIAL -#include "serial.h" +# include "serial.h" -typedef struct _Serial_s2m_buffer_t { +typedef struct __attribute__ ((__packed__)) { +# ifdef ENCODER_ENABLE + uint8_t encoder_state[NUMBER_OF_ENCODERS]; +# endif // TODO: if MATRIX_COLS > 8 change to uint8_t packed_matrix[] for pack/unpack matrix_row_t smatrix[ROWS_PER_HAND]; } Serial_s2m_buffer_t; -typedef struct _Serial_m2s_buffer_t { -#ifdef BACKLIGHT_ENABLE - uint8_t backlight_level; -#endif -#if defined(RGBLIGHT_ENABLE) && defined(RGBLIGHT_SPLIT) - rgblight_config_t rgblight_config; //not yet use - // - // When MCUs on both sides drive their respective RGB LED chains, - // it is necessary to synchronize, so it is necessary to communicate RGB information. - // In that case, define the RGBLIGHT_SPLIT macro. - // - // Otherwise, if the master side MCU drives both sides RGB LED chains, - // there is no need to communicate. -#endif +typedef struct __attribute__ ((__packed__)) { +# ifdef BACKLIGHT_ENABLE + uint8_t backlight_level; +# endif +# if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT) + rgblight_config_t rgblight_config; // not yet use + // + // When MCUs on both sides drive their respective RGB LED chains, + // it is necessary to synchronize, so it is necessary to communicate RGB + // information. In that case, define RGBLED_SPLIT with info on the number + // of LEDs on each half. + // + // Otherwise, if the master side MCU drives both sides RGB LED chains, + // there is no need to communicate. +# endif } Serial_m2s_buffer_t; volatile Serial_s2m_buffer_t serial_s2m_buffer = {}; volatile Serial_m2s_buffer_t serial_m2s_buffer = {}; -uint8_t volatile status0 = 0; +uint8_t volatile status0 = 0; SSTD_t transactions[] = { - { (uint8_t *)&status0, - sizeof(serial_m2s_buffer), (uint8_t *)&serial_m2s_buffer, - sizeof(serial_s2m_buffer), (uint8_t *)&serial_s2m_buffer - } + { + (uint8_t *)&status0, + sizeof(serial_m2s_buffer), + (uint8_t *)&serial_m2s_buffer, + sizeof(serial_s2m_buffer), + (uint8_t *)&serial_s2m_buffer, + }, }; -void transport_master_init(void) -{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); } +void transport_master_init(void) { soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); } -void transport_slave_init(void) -{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); } +void transport_slave_init(void) { soft_serial_target_init(transactions, TID_LIMIT(transactions)); } bool transport_master(matrix_row_t matrix[]) { - if (soft_serial_transaction()) { return false; } @@ -193,32 +174,43 @@ bool transport_master(matrix_row_t matrix[]) { matrix[i] = serial_s2m_buffer.smatrix[i]; } - #if defined(RGBLIGHT_ENABLE) && defined(RGBLIGHT_SPLIT) - // Code to send RGB over serial goes here (not implemented yet) - #endif +# ifdef BACKLIGHT_ENABLE + // Write backlight level for slave to read + serial_m2s_buffer.backlight_level = backlight_config.enable ? backlight_config.level : 0; +# endif + +# if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT) + static rgblight_config_t prev_rgb = {~0}; + uint32_t rgb = rgblight_read_dword(); + if (rgb != prev_rgb.raw) { + serial_m2s_buffer.rgblight_config.raw = rgb; + prev_rgb.raw = rgb; + } +# endif - #ifdef BACKLIGHT_ENABLE - // Write backlight level for slave to read - serial_m2s_buffer.backlight_level = backlight_config.enable ? backlight_config.level : 0; - #endif +# ifdef ENCODER_ENABLE + encoder_update_raw((uint8_t*)&serial_s2m_buffer.encoder_state); +# endif return true; } void transport_slave(matrix_row_t matrix[]) { - // TODO: if MATRIX_COLS > 8 change to pack() - for (int i = 0; i < ROWS_PER_HAND; ++i) - { + for (int i = 0; i < ROWS_PER_HAND; ++i) { serial_s2m_buffer.smatrix[i] = matrix[i]; } - #ifdef BACKLIGHT_ENABLE - backlight_set(serial_m2s_buffer.backlight_level); - #endif - #if defined(RGBLIGHT_ENABLE) && defined(RGBLIGHT_SPLIT) - // Add serial implementation for RGB here - #endif - +# ifdef BACKLIGHT_ENABLE + backlight_set(serial_m2s_buffer.backlight_level); +# endif +# if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT) + // Update RGB config with the new data + rgblight_update_dword(serial_m2s_buffer.rgblight_config.raw); +# endif + +# ifdef ENCODER_ENABLE + encoder_state_raw((uint8_t*)&serial_s2m_buffer.encoder_state); +# endif } #endif |