diff options
| author |   form <form@openbsd.org> | 2007-12-24 14:07:47 +0000 |
|---|---|---|
| committer | form <form@openbsd.org> | 2007-12-24 14:07:47 +0000 |
| commit | 8b4257ab7e86f76c991b5a6476277e9d95117eda (patch) | |
| tree | 19a21d30207a4d7827333be790befdcd0aec07d7 /sys/dev/isa/it.c | |
| parent | bool -> int (diff) | |
| download | wireguard-openbsd-8b4257ab7e86f76c991b5a6476277e9d95117eda.tar.xz wireguard-openbsd-8b4257ab7e86f76c991b5a6476277e9d95117eda.zip | |
alwais unmap i/o space in it_match
Diffstat (limited to 'sys/dev/isa/it.c')
| -rw-r--r-- | sys/dev/isa/it.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/dev/isa/it.c b/sys/dev/isa/it.c index a6c965c5012..11707b69918 100644 --- a/sys/dev/isa/it.c +++ b/sys/dev/isa/it.c @@ -1,4 +1,4 @@ -/* $OpenBSD: it.c,v 1.26 2007/12/23 17:44:07 form Exp $ */ +/* $OpenBSD: it.c,v 1.27 2007/12/24 14:07:47 form Exp $ */ /* * Copyright (c) 2007 Oleg Safiullin <form@pdp-11.org.ru> @@ -118,14 +118,17 @@ it_match(struct device *parent, void *match, void *aux) return (0); } - /* check for ITE vendor ID */ + /* get vendor id */ bus_space_write_1(ia->ia_iot, ioh, IT_EC_ADDR, IT_EC_VENDID); - if (bus_space_read_1(ia->ia_iot, ioh, IT_EC_DATA) != IT_VEND_ITE) - return (0); + cr = bus_space_read_1(ia->ia_iot, ioh, IT_EC_DATA); /* unmap EC i/o space */ bus_space_unmap(ia->ia_iot, ioh, 8); + /* check for ITE vendor ID */ + if (cr != IT_VEND_ITE) + return (0); + /* map i/o space */ if (bus_space_map(ia->ia_iot, IO_IT, 2, 0, &ioh) != 0) { DPRINTF(("it_probe: can't map i/o space")); |