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#include <stdlib.h>
#include <stdint.h>
#include "encoding.h"
#include "platform.h"
#include "eos.h"
#include "event.h"
#include "timer.h"
#include "net.h"
#include "eve/eve.h"
#include "power.h"
#define PWR_RTC_SCALE 15
#define PWR_RTC_SFREQ (EOS_TIMER_RTC_FREQ >> PWR_RTC_SCALE)
static eos_evt_handler_t evt_handler[EOS_PWR_MAX_MTYPE];
static unsigned char power_btn_down;
static void power_handle_evt(unsigned char type, unsigned char *buffer, uint16_t len) {
if ((buffer == NULL) || (len < 1)) {
eos_net_bad_handler(type, buffer, len);
return;
}
unsigned char mtype = buffer[0];
if (mtype < EOS_PWR_MAX_MTYPE) {
evt_handler[mtype](type, buffer, len);
} else {
eos_net_bad_handler(type, buffer, len);
}
}
static void power_handle_btn(unsigned char type, unsigned char *buffer, uint16_t len) {
unsigned char level = buffer[1];
eos_net_free(buffer, 0);
if (!level) {
power_btn_down = 1;
return;
}
if (!power_btn_down) return;
eos_power_sleep();
}
void eos_power_init(void) {
int i;
for (i=0; i<EOS_PWR_MAX_MTYPE; i++) {
evt_handler[i] = eos_net_bad_handler;
}
eos_net_set_handler(EOS_NET_MTYPE_POWER, power_handle_evt);
eos_power_set_handler(EOS_PWR_MTYPE_BUTTON, power_handle_btn);
AON_REG(AON_PMUKEY) = 0x51F15E;
AON_REG(AON_PMUIE) = 0x5;
AON_REG(AON_RTCCMP) = 0xFFFFFFFF;
AON_REG(AON_RTCCFG) = PWR_RTC_SCALE;
AON_REG(AON_RTCHI) = 0;
AON_REG(AON_RTCLO) = 0;
}
uint8_t eos_power_cause_wake(void) {
return AON_REG(AON_PMUCAUSE) & 0xff;
}
uint8_t eos_power_cause_rst(void) {
return (AON_REG(AON_PMUCAUSE) >> 8) & 0xff;
}
void eos_power_sleep(void) {
eos_spi_dev_start(EOS_DEV_DISP);
eve_sleep();
eos_spi_dev_stop();
eos_net_sleep(1000);
AON_REG(AON_PMUKEY) = 0x51F15E;
AON_REG(AON_PMUSLEEP) = 1;
}
void eos_power_wake_at(uint32_t msec) {
uint32_t pmuie;
AON_REG(AON_RTCCFG) |= AON_RTCCFG_ENALWAYS;
AON_REG(AON_RTCCMP) = msec * PWR_RTC_SFREQ / 1000;
pmuie = AON_REG(AON_PMUIE) | 0x2;
AON_REG(AON_PMUKEY) = 0x51F15E;
AON_REG(AON_PMUIE) = pmuie;
}
void eos_power_wake_disable(void) {
uint32_t pmuie;
AON_REG(AON_RTCCMP) = 0xFFFFFFFF;
AON_REG(AON_RTCCFG) &= ~AON_RTCCFG_ENALWAYS;
AON_REG(AON_RTCHI) = 0;
AON_REG(AON_RTCLO) = 0;
pmuie = AON_REG(AON_PMUIE) & ~0x2;
AON_REG(AON_PMUKEY) = 0x51F15E;
AON_REG(AON_PMUIE) = pmuie;
}
void eos_power_set_handler(unsigned char mtype, eos_evt_handler_t handler) {
if (handler == NULL) handler = eos_net_bad_handler;
if (mtype < EOS_PWR_MAX_MTYPE) evt_handler[mtype] = handler;
}
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