コード例 #1
0
void
zapm_poweroff(void)
{
    struct pxa2x0_apm_softc *sc;
    int s;

    KASSERT(apm_cd.cd_ndevs > 0 && apm_cd.cd_devs[0] != NULL);
    sc = apm_cd.cd_devs[0];

#if NWSDISPLAY > 0
    wsdisplay_suspend();
#endif /* NWSDISPLAY > 0 */

    s = splhigh();
    config_suspend_all(DVACT_SUSPEND);

    suspend_randomness();

    /* XXX
     * Flag to disk drivers that they should "power down" the disk
     * when we get to DVACT_POWERDOWN.
     */
    boothowto |= RB_POWERDOWN;
    config_suspend_all(DVACT_POWERDOWN);
    boothowto &= ~RB_POWERDOWN;

    /* XXX enable charging during suspend */

    /* XXX keep power LED state during suspend */

    /* XXX do the same thing for GPIO 43 (BTTXD) */

    /* XXX scoop power down */

    /* XXX set PGSRn and GPDRn */

    pxa2x0_wakeup_config(PXA2X0_WAKEUP_ALL, 1);

    do {
        pxa2x0_apm_sleep(sc);
    } while (!zapm_resume(sc));

    zapm_restart();

    /* NOTREACHED */
    config_suspend_all(DVACT_RESUME);
    splx(s);

    resume_randomness(NULL, 0);	/* force RNG upper level reseed */
    bufq_restart();

    config_suspend_all(DVACT_WAKEUP);

#if NWSDISPLAY > 0
    wsdisplay_resume();
#endif /* NWSDISPLAY > 0 */
}
コード例 #2
0
ファイル: apm.c プロジェクト: bluhm/sys
void
apm_suspend(int state)
{
	extern int perflevel;
	int s;

#if NWSDISPLAY > 0
	wsdisplay_suspend();
#endif /* NWSDISPLAY > 0 */
	stop_periodic_resettodr();
	config_suspend_all(DVACT_QUIESCE);
	bufq_quiesce();

	s = splhigh();
	intr_disable();
	cold = 2;
	config_suspend_all(DVACT_SUSPEND);
	suspend_randomness();

	/* XXX
	 * Flag to disk drivers that they should "power down" the disk
	 * when we get to DVACT_POWERDOWN.
	 */
	boothowto |= RB_POWERDOWN;
	config_suspend_all(DVACT_POWERDOWN);
	boothowto &= ~RB_POWERDOWN;

	/* Send machine to sleep */
	apm_set_powstate(APM_DEV_ALLDEVS, state);
	/* Wake up  */

	/* They say that some machines may require reinitializing the clocks */
	i8254_startclock();
	if (initclock_func == i8254_initclocks)
		rtcstart();		/* in i8254 mode, rtc is profclock */
	inittodr(time_second);

	config_suspend_all(DVACT_RESUME);
	cold = 0;
	intr_enable();
	splx(s);

	resume_randomness(NULL, 0);	/* force RNG upper level reseed */
	bufq_restart();

	config_suspend_all(DVACT_WAKEUP);
	start_periodic_resettodr();

#if NWSDISPLAY > 0
	wsdisplay_resume();
#endif /* NWSDISPLAY > 0 */

	/* restore hw.setperf */
	if (cpu_setperf != NULL)
		cpu_setperf(perflevel);
}
コード例 #3
0
ファイル: pxa2x0_apm.c プロジェクト: alenichev/openbsd-kernel
void
apm_resume(struct pxa2x0_apm_softc *sc)
{
	int s;

	s = splhigh();
	config_suspend(TAILQ_FIRST(&alldevs), DVACT_RESUME);
	splx(s);

	inittodr(0);

	/*
	 * Clear the OTG Peripheral hold after running the pxaudc and pxaohci
	 * ca_activate to re-enable their operation. See 3.8.1.2
	 */
	/* XXX ifdef NPXAUDC > 0 */
	bus_space_write_4(sc->sc_iot, sc->sc_pm_ioh, POWMAN_PSSR, PSSR_OTGPH);

	bufq_restart();
#if NWSDISPLAY > 0
	wsdisplay_resume();
#endif /* NWSDISPLAY > 0 */
}
コード例 #4
0
ファイル: apm.c プロジェクト: DavidAlphaFox/openbsd-kernel
int
apm_suspend(int state)
{
	int rv;
	int s;

#if NWSDISPLAY > 0
	wsdisplay_suspend();
#endif

	resettodr();

	config_suspend_all(DVACT_QUIESCE);
	bufq_quiesce();

	s = splhigh();
	(void)disableintr();
	cold = 1;

	rv = config_suspend_all(DVACT_SUSPEND);

	suspend_randomness();

#ifdef HIBERNATE
	if (state == APM_IOC_HIBERNATE) {
		uvm_pmr_zero_everything();
		if (hibernate_suspend()) {
			printf("apm: hibernate_suspend failed");
			hibernate_free();
			uvm_pmr_dirty_everything();
			return (ECANCELED);
		}
	}
#endif

	/* XXX
	 * Flag to disk drivers that they should "power down" the disk
	 * when we get to DVACT_POWERDOWN.
	 */
	boothowto |= RB_POWERDOWN;
	config_suspend_all(DVACT_POWERDOWN);
	boothowto &= ~RB_POWERDOWN;

	if (rv == 0) {
		rv = sys_platform->suspend();
		if (rv == 0)
			rv = sys_platform->resume();
	}
	inittodr(time_second);	/* Move the clock forward */
	config_suspend_all(DVACT_RESUME);

	cold = 0;
	(void)enableintr();
	splx(s);

	resume_randomness(NULL, 0);	/* force RNG upper level reseed */
	bufq_restart();

	config_suspend_all(DVACT_WAKEUP);

#if NWSDISPLAY > 0
	wsdisplay_resume();
#endif

	return rv;
}