Hi: This could be a duplicate of 229190 but the Intel audio controller in my case is a different one, HP ProBook 430 G2: ===================== # uname -a FreeBSD juan-laptop 12.0-RELEASE FreeBSD 12.0-RELEASE r341666 GENERIC amd64 ===================== # pciconf -lv hdac0@pci0:0:3:0: class=0x040300 card=0x2246103c chip=0x0a0c8086 rev=0x0b hdr=0x00 vendor = 'Intel Corporation' device = 'Haswell-ULT HD Audio Controller' class = multimedia subclass = HDA ======================== # dmesg -a hdac0: Unexpected unsolicited response from address 0: 00000000 hdac0: Unexpected unsolicited response from address 0: 00000000 hdac0: Unexpected unsolicited response from address 0: 00000000 hdac0: Unexpected unsolicited response from address 0: 00000000 ......................... Starting background file system checks in 60 seconds. Wed Apr 3 20:39:14 AEDT 2019 Unclaimed write to register 0x4400c Apr 3 20:39:45 juan-laptop kernel: Unclaimed write to register 0x4400c hdac0: Command timeout on address 0 hdac0: Command timeout on address 0 hdac0: Command timeout on address 0
The same on a Lenovo ThinkPad T450. $ uname -a FreeBSD NomadBSD 12.1-RELEASE-p3 FreeBSD 12.1-RELEASE-p3 GENERIC amd64 =============== $ pciconf -lv | grep -A 4 hdac0 hdac0@pci0:0:3:0: class=0x040300 card=0x503417aa chip=0x160c8086 rev=0x09 hdr=0x00 vendor = 'Intel Corporation' device = 'Broadwell-U Audio Controller' class = multimedia subclass = HDA =============== $ dmesg -a | grep hdac0: | uniq -c 1 hdac0: <Intel Broadwell HDA Controller> mem 0xf1230000-0xf1233fff at device 3.0 on pci0 222 hdac0: Unexpected unsolicited response from address 0: 00000000 1 hdac0: <Intel Broadwell HDA Controller> mem 0xf1230000-0xf1233fff at device 3.0 on pci0 222 hdac0: Unexpected unsolicited response from address 0: 00000000 1 hdac0: Command timeout on address 0 1 hdac0: Device stuck in reset 70 hdac0: Command timeout on address 0 1 hdac0: Reset setting timeout 2 hdac0: Command timeout on address 0
Hi one more lenovo t450. audio works anyway. FreeBSD 12.2-RELEASE-p4 GENERIC amd64 dmesg -a | grep hdac | uniq -c 1 hdac0: <Intel Broadwell HDA Controller> mem 0xf1230000-0xf1233fff irq 16 at device 3.0 on pci0 1 hdac1: <Intel Broadwell HDA Controller> mem 0xf1234000-0xf1237fff irq 22 at device 27.0 on pci0 1 hdacc0: <Intel Broadwell HDA CODEC> at cad 0 on hdac0 1 hdaa0: <Intel Broadwell Audio Function Group> at nid 1 on hdacc0 1 hdacc1: <Realtek ALC292 HDA CODEC> at cad 0 on hdac1 1 hdaa1: <Realtek ALC292 Audio Function Group> at nid 1 on hdacc1 222 hdac0: Unexpected unsolicited response from address 0: 00000000 1 hdac0: Command 0x00220011 timeout on address 0 1 hdac0: Command 0x00270d01 timeout on address 0 1 hdac0: Command 0x00270610 timeout on address 0 1 hdac0: Command 0x00272d01 timeout on address 0 1 hdac0: Command 0x00373400 timeout on address 0 1 hdac0: Command 0x00373411 timeout on address 0 1 hdac0: Command 0x003734f2 timeout on address 0 1 hdac0: Command 0x003734f3 timeout on address 0 1 hdac0: Command 0x003734f4 timeout on address 0 1 hdac0: Command 0x003734f5 timeout on address 0 1 hdac0: Command 0x003734f6 timeout on address 0 1 hdac0: Command 0x003734f7 timeout on address 0 1 hdac0: Command 0x00370740 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 1 hdac0: Command 0x00373200 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 32 hdac0: Command 0x00373100 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 1 hdac0: Command 0x00373184 timeout on address 0 1 hdac0: Command 0x00373101 timeout on address 0 1 hdac0: Command 0x0037310a timeout on address 0 1 hdac0: Command 0x00373170 timeout on address 0 1 hdac0: Command 0x00373101 timeout on address 0 3 hdac0: Command 0x00373100 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 1 hdac0: Command 0x003732c0 timeout on address 0 1 hdac0: Reset setting timeout 1 hdac0: Command 0x00270d00 timeout on address 0 1 hdac0: Command 0x00270600 timeout on address 0 1 hdac0: Command 0x00220011 timeout on address 0 1 hdac0: Command 0x00270d01 timeout on address 0 1 hdac0: Command 0x00270610 timeout on address 0 1 hdac0: Command 0x00272d01 timeout on address 0 1 hdac0: Command 0x00373400 timeout on address 0 1 hdac0: Command 0x00373411 timeout on address 0 1 hdac0: Command 0x003734f2 timeout on address 0 1 hdac0: Command 0x003734f3 timeout on address 0 1 hdac0: Command 0x003734f4 timeout on address 0 1 hdac0: Command 0x003734f5 timeout on address 0 1 hdac0: Command 0x003734f6 timeout on address 0 1 hdac0: Command 0x003734f7 timeout on address 0 1 hdac0: Command 0x00370740 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 1 hdac0: Command 0x00373200 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 32 hdac0: Command 0x00373100 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 1 hdac0: Command 0x00373184 timeout on address 0 1 hdac0: Command 0x00373101 timeout on address 0 1 hdac0: Command 0x0037310a timeout on address 0 1 hdac0: Command 0x00373170 timeout on address 0 1 hdac0: Command 0x00373101 timeout on address 0 3 hdac0: Command 0x00373100 timeout on address 0 1 hdac0: Command 0x00373000 timeout on address 0 1 hdac0: Command 0x003732c0 timeout on address 0 1 hdac0: Reset setting timeout 1 hdac0: Command 0x00270d00 timeout on address 0 1 hdac0: Command 0x00270600 timeout on address 0