svn commit: r305603 - head/sys/dev/intpm
Andriy Gapon
avg at FreeBSD.org
Thu Sep 8 12:24:48 UTC 2016
Author: avg
Date: Thu Sep 8 12:24:46 2016
New Revision: 305603
URL: https://svnweb.freebsd.org/changeset/base/305603
Log:
intpm: do not try attaching to unsupported controller revisions
While there set a different device description for the controllers
found in various FCHs (Hudson, Bolton, CPU integrated).
MFC after: 1 week
Modified:
head/sys/dev/intpm/intpm.c
Modified: head/sys/dev/intpm/intpm.c
==============================================================================
--- head/sys/dev/intpm/intpm.c Thu Sep 8 12:12:39 2016 (r305602)
+++ head/sys/dev/intpm/intpm.c Thu Sep 8 12:24:46 2016 (r305603)
@@ -104,9 +104,12 @@ intsmb_probe(device_t dev)
device_set_desc(dev, "ATI IXP400 SMBus Controller");
break;
case 0x43851002:
- case 0x780b1022: /* AMD Hudson */
- device_set_desc(dev, "AMD SB600/7xx/8xx SMBus Controller");
- /* XXX Maybe force polling right here? */
+ device_set_desc(dev, "AMD SB600/7xx/8xx/9xx SMBus Controller");
+ break;
+ case 0x780b1022: /* AMD FCH */
+ if (pci_get_revid(dev) < 0x40)
+ return (ENXIO);
+ device_set_desc(dev, "AMD FCH SMBus Controller");
break;
default:
return (ENXIO);
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