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Add new sysctl MIB (hw.acpi.sleep_delay) to specify the delay (in

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seconds) before ACPI sleep.  Some machines might need this to sleep
by Hot-key.
This commit is contained in:
Mitsuru IWASAKI 2002-08-25 06:13:53 +00:00
parent fcfce9770f
commit ff01efb50d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=102402
2 changed files with 9 additions and 0 deletions
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8
sys/dev/acpica/acpi.c
View File

@ -416,12 +416,16 @@ acpi_attach(device_t dev)
SYSCTL_ADD_PROC(&sc->acpi_sysctl_ctx, SYSCTL_CHILDREN(sc->acpi_sysctl_tree),
OID_AUTO, "suspend_state", CTLTYPE_STRING | CTLFLAG_RW,
&sc->acpi_suspend_sx, 0, acpi_sleep_state_sysctl, "A", "");
SYSCTL_ADD_INT(&sc->acpi_sysctl_ctx, SYSCTL_CHILDREN(sc->acpi_sysctl_tree),
OID_AUTO, "sleep_delay", CTLFLAG_RD | CTLFLAG_RW,
&sc->acpi_sleep_delay, 0, "sleep delay");
SYSCTL_ADD_INT(&sc->acpi_sysctl_ctx, SYSCTL_CHILDREN(sc->acpi_sysctl_tree),
OID_AUTO, "s4bios", CTLFLAG_RD | CTLFLAG_RW,
&sc->acpi_s4bios, 0, "S4BIOS mode");
SYSCTL_ADD_INT(&sc->acpi_sysctl_ctx, SYSCTL_CHILDREN(sc->acpi_sysctl_tree),
OID_AUTO, "verbose", CTLFLAG_RD | CTLFLAG_RW,
&sc->acpi_verbose, 0, "verbose mode");
sc->acpi_sleep_delay = 1;
sc->acpi_s4bios = 1;
if (bootverbose)
sc->acpi_verbose = 1;
@ -1357,6 +1361,10 @@ acpi_SetSleepState(struct acpi_softc *sc, int state)
break;
}
if (sc->acpi_sleep_delay > 0) {
DELAY(sc->acpi_sleep_delay * 1000000);
}
if (state != ACPI_STATE_S1) {
acpi_sleep_machdep(sc, state);

1
sys/dev/acpica/acpivar.h
View File

@ -59,6 +59,7 @@ struct acpi_softc {
int acpi_standby_sx;
int acpi_suspend_sx;
int acpi_sleep_delay;
int acpi_s4bios;
int acpi_verbose;