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I have a MacbookPro9,2 with Intel 7 Series/C210 audio. Sound works. The internal mic does not work. I'm trying to figure out what is going on. I want to know if the hardware is getting recognized.
cat /proc/bus/input | ack Name
N: Name="PC Speaker"
N: Name="Lid Switch"
N: Name="Power Button"
N: Name="Sleep Button"
N: Name="Power Button"
N: Name="applesmc"
N: Name="Apple Inc. Apple Internal Keyboard / Trackpad"
N: Name="bcm5974"
N: Name="FaceTime HD Camera (Built-in)"
N: Name="HDA Intel PCH HDMI/DP,pcm=8"
N: Name="HDA Intel PCH HDMI/DP,pcm=7"
N: Name="HDA Intel PCH HDMI/DP,pcm=3"
N: Name="HDA Intel PCH Headphone"
N: Name="Video Bus"
N: Name="Logitech USB Optical Mouse"
N: Name="Apple Inc. Display Audio"
N: Name="Display iSight"
N: Name="Topre Corporation HHKB Professional"lspci
00:00.0 Host bridge: Intel Corporation 3rd Gen Core processor DRAM Controller (rev 09)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 v2/3rd Gen Core processor PCI Express Root Port (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09)
00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04)
00:16.0 Communication controller: Intel Corporation 7 Series/C210 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 1 (rev c4)
00:1c.1 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 (rev c4)
00:1c.2 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 3 (rev c4)
00:1d.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation HM77 Express Chipset LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller (rev 04)
01:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM57765 Gigabit Ethernet PCIe (rev 10)
01:00.1 SD Host controller: Broadcom Corporation NetXtreme BCM57765 Memory Card Reader (rev 10)
02:00.0 Network controller: Broadcom Corporation BCM4331 802.11a/b/g/n (rev 02)
03:00.0 FireWire (IEEE 1394): LSI Corporation FW643 [TrueFire] PCIe 1394b Controller (rev 08)Last edited by creese (2013-06-17 03:49:07)
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I toggled the Capture Switch a few times, and it suddenly started working.
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