abfd6ed961
* Move tmk_core/common/backlight to quantum/backlight * Add guards to backlight inclusion * Add guards to backlight inclusion * Update backlight guards on clueboard/60 * Use full paths to avoid vpath issues
226 lines
7.4 KiB
C
226 lines
7.4 KiB
C
#include <stdbool.h>
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#include <avr/sleep.h>
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#include <avr/wdt.h>
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#include <avr/interrupt.h>
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#include "matrix.h"
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#include "action.h"
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#include "suspend_avr.h"
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#include "suspend.h"
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#include "timer.h"
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#include "led.h"
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#include "host.h"
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#include "rgblight_reconfig.h"
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#ifdef PROTOCOL_LUFA
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# include "lufa.h"
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#endif
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#ifdef BACKLIGHT_ENABLE
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# include "backlight.h"
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#endif
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#ifdef AUDIO_ENABLE
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# include "audio.h"
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#endif /* AUDIO_ENABLE */
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#if defined(RGBLIGHT_SLEEP) && defined(RGBLIGHT_ENABLE)
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# include "rgblight.h"
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extern rgblight_config_t rgblight_config;
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static bool rgblight_enabled;
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static bool is_suspended;
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#endif
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#define wdt_intr_enable(value) \
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__asm__ __volatile__("in __tmp_reg__,__SREG__" \
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"\n\t" \
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"cli" \
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"\n\t" \
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"wdr" \
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"\n\t" \
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"sts %0,%1" \
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"\n\t" \
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"out __SREG__,__tmp_reg__" \
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"\n\t" \
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"sts %0,%2" \
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"\n\t" \
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: /* no outputs */ \
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: "M"(_SFR_MEM_ADDR(_WD_CONTROL_REG)), "r"(_BV(_WD_CHANGE_BIT) | _BV(WDE)), "r"((uint8_t)((value & 0x08 ? _WD_PS3_MASK : 0x00) | _BV(WDIE) | (value & 0x07))) \
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: "r0")
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/** \brief Suspend idle
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*
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* FIXME: needs doc
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*/
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void suspend_idle(uint8_t time) {
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cli();
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set_sleep_mode(SLEEP_MODE_IDLE);
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sleep_enable();
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sei();
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sleep_cpu();
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sleep_disable();
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}
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// TODO: This needs some cleanup
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/** \brief Run keyboard level Power down
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*
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* FIXME: needs doc
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*/
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__attribute__((weak)) void suspend_power_down_user(void) {}
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/** \brief Run keyboard level Power down
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*
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* FIXME: needs doc
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*/
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__attribute__((weak)) void suspend_power_down_kb(void) { suspend_power_down_user(); }
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#ifndef NO_SUSPEND_POWER_DOWN
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/** \brief Power down MCU with watchdog timer
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*
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* wdto: watchdog timer timeout defined in <avr/wdt.h>
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* WDTO_15MS
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* WDTO_30MS
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* WDTO_60MS
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* WDTO_120MS
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* WDTO_250MS
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* WDTO_500MS
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* WDTO_1S
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* WDTO_2S
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* WDTO_4S
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* WDTO_8S
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*/
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static uint8_t wdt_timeout = 0;
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/** \brief Power down
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*
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* FIXME: needs doc
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*/
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static void power_down(uint8_t wdto) {
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# ifdef PROTOCOL_LUFA
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if (USB_DeviceState == DEVICE_STATE_Configured) return;
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# endif
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wdt_timeout = wdto;
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// Watchdog Interrupt Mode
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wdt_intr_enable(wdto);
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# ifdef BACKLIGHT_ENABLE
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backlight_set(0);
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# endif
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// Turn off LED indicators
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uint8_t leds_off = 0;
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# if defined(BACKLIGHT_CAPS_LOCK) && defined(BACKLIGHT_ENABLE)
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if (is_backlight_enabled()) {
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// Don't try to turn off Caps Lock indicator as it is backlight and backlight is already off
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leds_off |= (1 << USB_LED_CAPS_LOCK);
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}
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# endif
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led_set(leds_off);
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# ifdef AUDIO_ENABLE
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// This sometimes disables the start-up noise, so it's been disabled
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// stop_all_notes();
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# endif /* AUDIO_ENABLE */
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# if defined(RGBLIGHT_SLEEP) && defined(RGBLIGHT_ENABLE)
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# ifdef RGBLIGHT_ANIMATIONS
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rgblight_timer_disable();
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# endif
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if (!is_suspended) {
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is_suspended = true;
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rgblight_enabled = rgblight_config.enable;
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rgblight_disable_noeeprom();
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}
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# endif
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suspend_power_down_kb();
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// TODO: more power saving
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// See PicoPower application note
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// - I/O port input with pullup
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// - prescale clock
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// - BOD disable
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// - Power Reduction Register PRR
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set_sleep_mode(SLEEP_MODE_PWR_DOWN);
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sleep_enable();
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sei();
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sleep_cpu();
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sleep_disable();
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// Disable watchdog after sleep
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wdt_disable();
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}
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#endif
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/** \brief Suspend power down
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*
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* FIXME: needs doc
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*/
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void suspend_power_down(void) {
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suspend_power_down_kb();
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#ifndef NO_SUSPEND_POWER_DOWN
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power_down(WDTO_15MS);
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#endif
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}
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__attribute__((weak)) void matrix_power_up(void) {}
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__attribute__((weak)) void matrix_power_down(void) {}
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bool suspend_wakeup_condition(void) {
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matrix_power_up();
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matrix_scan();
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matrix_power_down();
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for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
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if (matrix_get_row(r)) return true;
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}
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return false;
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}
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/** \brief run user level code immediately after wakeup
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*
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* FIXME: needs doc
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*/
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__attribute__((weak)) void suspend_wakeup_init_user(void) {}
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/** \brief run keyboard level code immediately after wakeup
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*
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* FIXME: needs doc
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*/
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__attribute__((weak)) void suspend_wakeup_init_kb(void) { suspend_wakeup_init_user(); }
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/** \brief run immediately after wakeup
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*
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* FIXME: needs doc
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*/
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void suspend_wakeup_init(void) {
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// clear keyboard state
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clear_keyboard();
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#ifdef BACKLIGHT_ENABLE
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backlight_init();
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#endif
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led_set(host_keyboard_leds());
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#if defined(RGBLIGHT_SLEEP) && defined(RGBLIGHT_ENABLE)
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is_suspended = false;
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if (rgblight_enabled) {
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# ifdef BOOTLOADER_TEENSY
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wait_ms(10);
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# endif
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rgblight_enable_noeeprom();
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}
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# ifdef RGBLIGHT_ANIMATIONS
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rgblight_timer_enable();
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# endif
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#endif
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suspend_wakeup_init_kb();
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}
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#ifndef NO_SUSPEND_POWER_DOWN
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/* watchdog timeout */
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ISR(WDT_vect) {
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// compensate timer for sleep
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switch (wdt_timeout) {
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case WDTO_15MS:
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timer_count += 15 + 2; // WDTO_15MS + 2(from observation)
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break;
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default:;
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}
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}
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#endif
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