5 files changed, 6 insertions, 4 deletions

diff --git a/sys/conf/NOTES b/sys/conf/NOTES
index 427421679cd5..852391d55679 100644
--- a/sys/conf/NOTES
+++ b/sys/conf/NOTES
@@ -2389,7 +2389,7 @@ options 	POWERFAIL_NMI	# make it beep instead of panicing
 # Supported SMB interfaces:
 # iicsmb	I2C to SMB bridge with any iicbus interface
 # bktr		brooktree848 I2C hardware interface
-# intpm		Intel PIIX4 Power Management Unit
+# intpm		Intel PIIX4 (82371AB, 82443MX) Power Management Unit
 # alpm		Acer Aladdin-IV/V/Pro2 Power Management Unit
 # ichsmb	Intel ICH SMBus controller chips (82801AA, 82801AB, 82801BA)
 #
diff --git a/sys/dev/pci/isa_pci.c b/sys/dev/pci/isa_pci.c
index 7deec223e9ec..85ef75debc7e 100644
--- a/sys/dev/pci/isa_pci.c
+++ b/sys/dev/pci/isa_pci.c
@@ -102,7 +102,7 @@ isab_probe(device_t dev)
 	case 0x122e8086:	/* Intel 82371FB */
 	case 0x70008086:	/* Intel 82371SB */
 	case 0x71108086:	/* Intel 82371AB */
-	case 0x71988086:	/* Intel 82371MX */
+	case 0x71988086:	/* Intel 82443MX */
 	case 0x24108086:	/* Intel 82801AA (ICH) */
 	case 0x24208086:	/* Intel 82801AB (ICH0) */
 	case 0x24408086:	/* Intel 82801AB (ICH2) */
diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c
index ac812d9ec71a..692a48368171 100644
--- a/sys/dev/pci/pci.c
+++ b/sys/dev/pci/pci.c
@@ -175,8 +175,9 @@ struct pci_quirk {
 };
 
 struct pci_quirk pci_quirks[] = {
-	/* The Intel 82371AB has a map register at offset 0x90. */
+	/* The Intel 82371AB and 82443MX has a map register at offset 0x90. */
 	{ 0x71138086, PCI_QUIRK_MAP_REG,	0x90,	 0 },
+	{ 0x719b8086, PCI_QUIRK_MAP_REG,	0x90,	 0 },
 	/* As does the Serverworks OSB4 (the SMBus mapping register) */
 	{ 0x02001166, PCI_QUIRK_MAP_REG,	0x90,	 0 },
 
diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES
index 427421679cd5..852391d55679 100644
--- a/sys/i386/conf/NOTES
+++ b/sys/i386/conf/NOTES
@@ -2389,7 +2389,7 @@ options 	POWERFAIL_NMI	# make it beep instead of panicing
 # Supported SMB interfaces:
 # iicsmb	I2C to SMB bridge with any iicbus interface
 # bktr		brooktree848 I2C hardware interface
-# intpm		Intel PIIX4 Power Management Unit
+# intpm		Intel PIIX4 (82371AB, 82443MX) Power Management Unit
 # alpm		Acer Aladdin-IV/V/Pro2 Power Management Unit
 # ichsmb	Intel ICH SMBus controller chips (82801AA, 82801AB, 82801BA)
 #
diff --git a/sys/pci/intpm.c b/sys/pci/intpm.c
index 5937a02be20b..5aa9c0199309 100644
--- a/sys/pci/intpm.c
+++ b/sys/pci/intpm.c
@@ -58,6 +58,7 @@ static struct _pcsid
 } pci_ids[] =
 {
 	{ 0x71138086,"Intel 82371AB Power management controller"},
+	{ 0x719b8086,"Intel 82443MX Power management controller"},
 #if 0
 	/* Not a good idea yet, this stops isab0 functioning */
 	{ 0x02001166,"ServerWorks OSB4 PCI to ISA Bridge"},