** This bug is no longer a duplicate of bug 1531653 Macbook Pro Retina 11,1 SD Card Reader Doesn't Work
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/801034 Title: SD card reader in Macbook does not work Status in linux package in Ubuntu: Fix Released Bug description: The SD card reader in my Macbook Pro workes only when an ethernet cable is connected. When the cable is not connected, inserting an SD card causes the following to be printed in dmesg. [ 245.886482] mmc0: Timeout waiting for hardware interrupt. [ 245.886494] sdhci: =========== REGISTER DUMP (mmc0)=========== [ 245.886538] sdhci: Sys addr: 0x00000000 | Version: 0x00001502 [ 245.886550] sdhci: Blk size: 0x00000000 | Blk cnt: 0x00000000 [ 245.886561] sdhci: Argument: 0x00000000 | Trn mode: 0x00000000 [ 245.886571] sdhci: Present: 0x1eff0001 | Host ctl: 0x00000001 [ 245.886583] sdhci: Power: 0x0000000f | Blk gap: 0x00000000 [ 245.886594] sdhci: Wake-up: 0x00000000 | Clock: 0x00004e47 [ 245.886604] sdhci: Timeout: 0x00000000 | Int stat: 0x00000000 [ 245.886615] sdhci: Int enab: 0x00ff00c3 | Sig enab: 0x00ff00c3 [ 245.886635] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000 [ 245.886641] sdhci: Caps: 0x176ec8b0 | Caps_1: 0x03002177 [ 245.886646] sdhci: Cmd: 0x00000502 | Max curr: 0x00000000 [ 245.886662] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000 [ 245.886665] sdhci: =========================================== [ 249.822867] [drm:intel_crtc_cursor_set], [ 249.822870] [drm:intel_crtc_cursor_set], cursor off [ 255.896340] mmc0: Timeout waiting for hardware interrupt. [ 255.896354] sdhci: =========== REGISTER DUMP (mmc0)=========== [ 255.896396] sdhci: Sys addr: 0x00000000 | Version: 0x00001502 [ 255.896405] sdhci: Blk size: 0x00000000 | Blk cnt: 0x00000000 [ 255.896413] sdhci: Argument: 0x00000000 | Trn mode: 0x00000000 [ 255.896421] sdhci: Present: 0x1eff0001 | Host ctl: 0x00000001 [ 255.896429] sdhci: Power: 0x0000000f | Blk gap: 0x00000000 [ 255.896437] sdhci: Wake-up: 0x00000000 | Clock: 0x00004e47 [ 255.896445] sdhci: Timeout: 0x00000000 | Int stat: 0x00000000 [ 255.896454] sdhci: Int enab: 0x00ff00c3 | Sig enab: 0x00ff00c3 [ 255.896462] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000 [ 255.896472] sdhci: Caps: 0x176ec8b0 | Caps_1: 0x03002177 [ 255.896480] sdhci: Cmd: 0x00000502 | Max curr: 0x00000000 [ 255.896488] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000 [ 255.896492] sdhci: =========================================== [ 260.528745] [drm:intel_crtc_cursor_set], [ 265.906292] mmc0: Timeout waiting for hardware interrupt. [ 265.906303] sdhci: =========== REGISTER DUMP (mmc0)=========== [ 265.906343] sdhci: Sys addr: 0x00000000 | Version: 0x00001502 [ 265.906351] sdhci: Blk size: 0x00000000 | Blk cnt: 0x00000000 [ 265.906359] sdhci: Argument: 0x00000000 | Trn mode: 0x00000000 [ 265.906368] sdhci: Present: 0x1fff0001 | Host ctl: 0x00000001 [ 265.906375] sdhci: Power: 0x0000000f | Blk gap: 0x00000000 [ 265.906383] sdhci: Wake-up: 0x00000000 | Clock: 0x00004e47 [ 265.906391] sdhci: Timeout: 0x00000000 | Int stat: 0x00000000 [ 265.906399] sdhci: Int enab: 0x00ff00c3 | Sig enab: 0x00ff00c3 [ 265.906407] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000 [ 265.906415] sdhci: Caps: 0x176ec8b0 | Caps_1: 0x03002177 [ 265.906423] sdhci: Cmd: 0x00000502 | Max curr: 0x00000000 [ 265.906432] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000 [ 265.906435] sdhci: =========================================== [ 267.956769] [drm:intel_crtc_cursor_set], [ 267.956778] [drm:intel_crtc_cursor_set], cursor off --- AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23. Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: jpakkane 1714 F.... pulseaudio CRDA: Error: [Errno 2] No such file or directory Card0.Amixer.info: Card hw:0 'PCH'/'HDA Intel PCH at 0xa0900000 irq 47' Mixer name : 'Intel CougarPoint HDMI' Components : 'HDA:10134206,106b1c00,00100302 HDA:80862805,80860101,00100000' Controls : 34 Simple ctrls : 16 DistroRelease: Ubuntu 11.04 EcryptfsInUse: Yes InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110413) MachineType: Apple Inc. MacBookPro8,1 Package: linux (not installed) ProcEnviron: LANGUAGE=en_US:en PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/zsh ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-10-generic root=UUID=2ee94f0e-11b3-42a2-a009-1a9b94b11fc9 ro quiet splash drm.debug=0xe vt.handoff=7 ProcVersionSignature: Ubuntu 2.6.38-10.46-generic 2.6.38.7 RelatedPackageVersions: linux-restricted-modules-2.6.38-10-generic N/A linux-backports-modules-2.6.38-10-generic N/A linux-firmware 1.52.1 Tags: natty Uname: Linux 2.6.38-10-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare dmi.bios.date: 04/22/11 dmi.bios.vendor: Apple Inc. dmi.bios.version: MBP81.88Z.0047.B0E.1104221557 dmi.board.asset.tag: Base Board Asset Tag# dmi.board.name: Mac-94245B3640C91C81 dmi.board.vendor: Apple Inc. dmi.board.version: MacBookPro8,1 dmi.chassis.type: 10 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-94245B3640C91C81 dmi.modalias: dmi:bvnAppleInc.:bvrMBP81.88Z.0047.B0E.1104221557:bd04/22/11:svnAppleInc.:pnMacBookPro8,1:pvr1.0:rvnAppleInc.:rnMac-94245B3640C91C81:rvrMacBookPro8,1:cvnAppleInc.:ct10:cvrMac-94245B3640C91C81: dmi.product.name: MacBookPro8,1 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. 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