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#include <stdlib.h>
#include "encoding.h"
#include "platform.h"
#include "eos.h"
#include "interrupt.h"
#include "event.h"
#include "timer.h"
#include "spi.h"
#include "eve.h"
#include "eve_platform.h"
#include "irq_def.h"
#define EVE_PIN_INTR 0
static void handle_time(unsigned char type) {
eos_spi_dev_start(EOS_DEV_DISP);
eve_handle_time();
eos_spi_dev_stop();
}
static void handle_evt(unsigned char type, unsigned char *buffer, uint16_t len) {
eos_spi_dev_start(EOS_DEV_DISP);
eve_handle_touch();
eos_spi_dev_stop();
GPIO_REG(GPIO_LOW_IP) = (1 << EVE_PIN_INTR);
GPIO_REG(GPIO_LOW_IE) |= (1 << EVE_PIN_INTR);
}
static void handle_intr(void) {
GPIO_REG(GPIO_LOW_IE) &= ~(1 << EVE_PIN_INTR);
eos_evtq_push_isr(EOS_EVT_UI | EVE_ETYPE_INTR, NULL, 0);
return;
}
void eve_sleep(uint32_t ms) {
eos_timer_sleep(ms);
}
void eve_timer_set(uint32_t ms) {
eos_timer_set(ms, EOS_TIMER_ETYPE_UI, 0);
}
void eve_timer_clear(void) {
eos_timer_clear(EOS_TIMER_ETYPE_UI);
}
uint64_t eve_timer_get_tick(void) {
volatile uint64_t *mtime = (uint64_t *) (CLINT_CTRL_ADDR + CLINT_MTIME);
return *mtime;
}
void eve_init_platform(void) {
eos_evtq_set_handler(EOS_EVT_UI, handle_evt);
eos_timer_set_handler(EOS_TIMER_ETYPE_UI, handle_time);
GPIO_REG(GPIO_INPUT_EN) |= (1 << EVE_PIN_INTR);
GPIO_REG(GPIO_OUTPUT_EN) &= ~(1 << EVE_PIN_INTR);
GPIO_REG(GPIO_PULLUP_EN) &= ~(1 << EVE_PIN_INTR);
GPIO_REG(GPIO_OUTPUT_XOR) &= ~(1 << EVE_PIN_INTR);
GPIO_REG(GPIO_LOW_IE) |= (1 << EVE_PIN_INTR);
eos_intr_set(INT_GPIO_BASE + EVE_PIN_INTR, IRQ_PRIORITY_UI, handle_intr);
eos_spi_dev_set_div(EOS_DEV_DISP, 4);
}
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