diff options
| -rw-r--r-- | sys/dev/pci/arc.c | 74 |
1 files changed, 72 insertions, 2 deletions
diff --git a/sys/dev/pci/arc.c b/sys/dev/pci/arc.c index 597f63b11a0..3598ac2d553 100644 --- a/sys/dev/pci/arc.c +++ b/sys/dev/pci/arc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: arc.c,v 1.25 2006/08/18 10:27:06 dlg Exp $ */ +/* $OpenBSD: arc.c,v 1.26 2006/08/18 10:40:04 dlg Exp $ */ /* * Copyright (c) 2006 David Gwynne <dlg@openbsd.org> @@ -345,6 +345,7 @@ int arc_msgbuf(struct arc_softc *, void *, size_t, /* bioctl */ #if NBIO > 0 int arc_bioctl(struct device *, u_long, caddr_t); +int arc_bio_alarm(struct arc_softc *, struct bioc_alarm *); #endif int @@ -789,7 +790,76 @@ arc_query_firmware(struct arc_softc *sc) int arc_bioctl(struct device *self, u_long cmd, caddr_t addr) { - return (ENOTTY); + struct arc_softc *sc = (struct arc_softc *)self; + int error = 0; + + switch (cmd) { + case BIOCALARM: + error = arc_bio_alarm(sc, (struct bioc_alarm *)addr); + break; + + default: + error = ENOTTY; + break; + } + + return (error); +} + +int +arc_bio_alarm(struct arc_softc *sc, struct bioc_alarm *ba) +{ + ARC_FW_MSG(2) toggle; + ARC_FW_MSG(1) silence; + ARC_FW_MSG(1) reply; + void *request; + size_t len; + int error = 0; + + switch (ba->ba_opcode) { + case BIOC_SAENABLE: + case BIOC_SADISABLE: + toggle.hdr = arc_fw_hdr; + toggle.len = htole16(sizeof(toggle.msg)); + toggle.msg[0] = ARC_FW_SET_ALARM; + toggle.msg[1] = (ba->ba_opcode == BIOC_SAENABLE) ? + ARC_FW_SET_ALARM_ENABLE : ARC_FW_SET_ALARM_DISABLE; + toggle.cksum = arc_msg_cksum(&toggle, sizeof(toggle)); + + request = &toggle; + len = sizeof(toggle); + + break; + + case BIOC_SASILENCE: + silence.hdr = arc_fw_hdr; + silence.len = htole16(sizeof(silence.msg)); + silence.msg[0] = ARC_FW_MUTE_ALARM; + silence.cksum = arc_msg_cksum(&silence, sizeof(silence)); + + request = &silence; + len = sizeof(silence); + + break; + + default: + error = EOPNOTSUPP; + break; + } + + arc_lock(sc); + error = arc_msgbuf(sc, request, len, &reply, sizeof(reply)); + arc_unlock(sc); + + if (error != 0) + return (error); + + if (memcmp(&reply.hdr, &arc_fw_hdr, sizeof(reply.hdr)) != 0 || + reply.cksum != arc_msg_cksum(&reply, sizeof(reply)) || + reply.msg[0] != ARC_FW_CMD_OK) + return (EIO); + + return (0); } #endif /* NBIO > 0 */ |