diff options
| author | Jordan Hargrave <jordan@cvs.openbsd.org> | 2005-12-16 18:59:42 +0000 |
|---|---|---|
| committer | Jordan Hargrave <jordan@cvs.openbsd.org> | 2005-12-16 18:59:42 +0000 |
| commit | e78549fa516a71b200faa5d49d79791551bdebc9 (patch) | |
| tree | f037561afe524390d16ebafc3a7ddd88cde2ada0 /sys/dev/acpi/acpi.c | |
| parent | 4a550814464b5fa814d29d13d9f69143362bd870 (diff) | |
Added hooks for powerdown/power button press
Diffstat (limited to 'sys/dev/acpi/acpi.c')
| -rw-r--r-- | sys/dev/acpi/acpi.c | 45 |
1 files changed, 31 insertions, 14 deletions
diff --git a/sys/dev/acpi/acpi.c b/sys/dev/acpi/acpi.c index 3d9024d429e..b431c9b3bd1 100644 --- a/sys/dev/acpi/acpi.c +++ b/sys/dev/acpi/acpi.c @@ -1,4 +1,4 @@ -/* $OpenBSD: acpi.c,v 1.9 2005/12/16 18:11:55 jordan Exp $ */ +/* $OpenBSD: acpi.c,v 1.10 2005/12/16 18:59:41 jordan Exp $ */ /* * Copyright (c) 2005 Thorsten Lockert <tholo@sigmasoft.com> * @@ -31,6 +31,9 @@ #include <dev/acpi/amltypes.h> #include <dev/acpi/dsdt.h> +#include <sys/signalvar.h> +#include <sys/proc.h> + #ifdef ACPI_DEBUG int acpi_debug = 20; #endif @@ -71,6 +74,7 @@ struct cfdriver acpi_cd = { NULL, "acpi", DV_DULL }; +int acpi_s5; int acpi_evindex; struct acpi_softc *acpi_softc; @@ -721,13 +725,19 @@ void acpi_softintr(void *arg) { struct acpi_softc *sc = arg; - + extern int kbd_reset; + if (sc->sc_powerbtn) { sc->sc_powerbtn = 0; acpi_evindex++; dnprintf(1,"power button pressed\n"); KNOTE(sc->sc_note, ACPI_EVENT_COMPOSE(ACPI_EV_PWRBTN, acpi_evindex)); + acpi_s5 = 1; + if (kbd_reset == 1) { + kbd_reset = 0; + psignal(initproc, SIGUSR1); + } } if (sc->sc_sleepbtn) { sc->sc_sleepbtn = 0; @@ -738,6 +748,25 @@ acpi_softintr(void *arg) } } + +void +acpi_enter_sleep_state(struct acpi_softc *sc, int state) +{ +#ifdef ACPI_ENABLE + u_int16_t flag; + + flag = acpi_read_pmreg(sc, ACPIREG_PM1_CNT); + acpi_write_pmreg(sc, ACPIREG_PM1_CNT, flag |= (state << 10)); + acpi_write_pmreg(sc, ACPIREG_PM1_CNT, flag |= ACPI_PM1_SLP_EN); +#endif +} + +void +acpi_powerdown(void) +{ + acpi_enter_sleep_state(acpi_softc, 5); +} + int acpiopen(dev_t dev, int flag, int mode, struct proc *p) { @@ -754,18 +783,6 @@ acpiopen(dev_t dev, int flag, int mode, struct proc *p) return (error); } -void -acpi_enter_sleep_state(struct acpi_softc *sc, int state) -{ -#ifdef ACPI_ENABLE - u_int16_t flag; - - flag = acpi_read_pmreg(sc, ACPIREG_PM1_CNT); - acpi_write_pmreg(sc, ACPIREG_PM1_CNT, flag |= (state << 10)); - acpi_write_pmreg(sc, ACPIREG_PM1_CNT, flag |= ACPI_PM1_SLP_EN); -#endif -} - int acpiclose(dev_t dev, int flag, int mode, struct proc *p) { |