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authorMarco Peereboom <marco@cvs.openbsd.org>2006-03-05 04:48:56 +0000
committerMarco Peereboom <marco@cvs.openbsd.org>2006-03-05 04:48:56 +0000
commit9133c8d52de4c0d8bc7d730ac0316d62e36a944e (patch)
treef89574c58216cc168e875edadd1cdd891154b04b
parent8a5fa8caba73d6f8663025b91584346f5fce14f5 (diff)
Update tables after event.
Free memory while at it. Register notify handler and use NULL for PNP id.
-rw-r--r--sys/dev/acpi/acpicpu.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/sys/dev/acpi/acpicpu.c b/sys/dev/acpi/acpicpu.c
index 21588e40fcc..166da23ae0a 100644
--- a/sys/dev/acpi/acpicpu.c
+++ b/sys/dev/acpi/acpicpu.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: acpicpu.c,v 1.7 2006/03/04 18:24:34 marco Exp $ */
+/* $OpenBSD: acpicpu.c,v 1.8 2006/03/05 04:48:55 marco Exp $ */
/*
* Copyright (c) 2005 Marco Peereboom <marco@openbsd.org>
*
@@ -117,7 +117,8 @@ acpicpu_attach(struct device *parent, struct device *self, void *aux)
acpicpu_getpct(sc);
- /* aml_register_notify(sc->sc_devnode->parent, aa->aaa_dev, acpicpu_notify, sc); */
+ aml_register_notify(sc->sc_devnode->parent, NULL,
+ acpicpu_notify, sc);
}
int
@@ -224,6 +225,9 @@ acpicpu_getpss(struct acpicpu_softc *sc)
if (!sc->sc_pss)
sc->sc_pss = malloc(res.length * sizeof *sc->sc_pss, M_DEVBUF,
M_WAITOK);
+ else
+ free(sc->sc_pss, M_DEVBUF);
+
memset(sc->sc_pss, 0, res.length * sizeof *sc->sc_pss);
for (i = 0; i < res.length; i++) {
@@ -254,8 +258,17 @@ acpicpu_notify(struct aml_node *node, int notify_type, void *arg)
dnprintf(10, "acpicpu_notify: %.2x %s\n", notify_type,
sc->sc_devnode->parent->name);
- printf("acpicpu_notify: %.2x %s\n", notify_type,
- sc->sc_devnode->parent->name);
+ switch (notify_type) {
+ case 0x80: /* _PPC changed, retrieve new values */
+ acpicpu_getpct(sc);
+ acpicpu_getpss(sc);
+ break;
+ default:
+ printf("%s: unhandled cpu event %x\n", DEVNAME(sc),
+ notify_type);
+ break;
+ }
+
return (0);
}