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#include <stdlib.h>
#include <stdint.h>
#include "eos.h"
#include "event.h"
#include "soc/pwr.h"
#include "soc/timer.h"
#include "eve/eve.h"
#include "eve/eve_touch_engine.h"
#include "egpio.h"
#include "spi.h"
#include "aon.h"
#include "pwr.h"
#include "eve.h"
#ifdef EOS_DEBUG
#include <stdio.h>
#endif
static void handle_time(unsigned char type) {
int rv;
rv = eve_select();
if (rv) return;
eve_handle_time();
eve_deselect();
}
int eos_eve_handle_intr(void) {
uint16_t intr_flags;
int rv;
rv = eve_select();
if (rv) return 0;
intr_flags = eve_handle_intr();
eve_deselect();
if (intr_flags == 0) return 0;
return 1;
}
int eos_eve_init(void) {
uint8_t wakeup_cause;
uint16_t gpio_reg;
int rst, rv;
rv = eve_select();
if (rv) return rv;
wakeup_cause = eos_pwr_wakeup_cause();
rst = (wakeup_cause == EOS_PWR_WAKE_RST);
if (rst) {
rv = eve_init();
if (rv) goto eve_init_fin;
eve_gpio_write(EVE_GPIO_DEFAULT);
eve_gpio_write_dir(EVE_GPIO_DIR);
eve_touch_init_engine(eos_egpio_get_val(EGPIO_PIN_CTP_SEL) ? EVE_TOUCH_ENGINE_HOST : EVE_TOUCH_ENGINE_GOODIX);
gpio_reg = EVE_GPIO_DEFAULT;
} else {
uint8_t pwr_state;
pwr_state = eos_aon_load4eve();
eve_pwr_set_state(pwr_state);
eve_activate();
gpio_reg = eve_gpio_read();
eve_cmd_set_offset();
if (gpio_reg & EVE_GPIO_DISP) {
eve_pwr_set_state(EVE_PSTATE_ACTIVE);
}
eve_deactivate();
}
eve_init_fin:
eve_deselect();
if (rv) return rv;
eos_egpio_eve_set(gpio_reg);
eve_touch_init();
eos_timer_set_handler(EOS_TIMER_ETYPE_UI, handle_time);
return EOS_OK;
}
int eos_eve_run(void) {
int rv;
if (eve_pwr_state() != EVE_PSTATE_ACTIVE) return EOS_ERR_BUSY;
rv = eve_select();
if (rv) return rv;
eve_touch_intr_enable();
eve_touch_start();
eve_intr_enable();
eve_clk_start();
eve_deselect();
return EOS_OK;
}
int eos_eve_sleep(void) {
int rv;
rv = eve_select();
if (rv) return rv;
eos_aon_save4eve(eve_pwr_state());
eve_clk_stop();
eve_intr_disable();
eve_touch_stop();
eve_touch_intr_disable();
eve_pwr_sleep();
eve_deselect();
return EOS_OK;
}
void eve_calibrate(void) {
int rv, d;
#ifdef EOS_DEBUG
uint32_t matrix[6];
#endif
if (!eve_selected()) {
#ifdef EOS_DEBUG
printf("EVE CALIBRATE: NOT SELECTED\n");
#endif
return;
}
eve_touch_set_extended(0);
eve_cmd(CMD_TEXT, "hhhhs", EVE_HSIZE/2, EVE_VSIZE/2, 27, EVE_OPT_CENTER, "Please tap on the dot.");
eve_cmd(CMD_CALIBRATE, "w", 0);
eve_cmd_exec(0);
rv = EOS_OK;
do {
d = eve_cmd_done();
if (d < 0) {
rv = d;
break;
}
eve_deselect();
eos_evtq_exec();
rv = eve_select();
if (rv) {
#ifdef EOS_DEBUG
printf("EVE CALIBRATE ERR:%d\n", rv);
#endif
return;
}
} while (!d);
eve_touch_set_extended(1);
#ifdef EOS_DEBUG
if (rv) {
printf("EVE CALIBRATE ERR:%d\n", rv);
return;
}
eve_touch_get_matrix(matrix);
printf("TOUCH MATRIX:\n");
printf("uint32_t touch_matrix[6] = {0x%x,0x%x,0x%x,0x%x,0x%x,0x%x}\n", matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
#endif
}
int eve_select(void) {
int rv;
rv = eos_spi_select(EOS_SPI_DEV_EVE);
return rv;
}
void eve_deselect(void) {
eos_spi_deselect();
}
int eve_selected(void) {
return (eos_spi_dev() == EOS_SPI_DEV_EVE);
}
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