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    SubjectRe: Linux 2.6.27-git3: no SD card reader
    Date
    On Tuesday, 14 of October 2008, J.A. Magallón wrote:
    > On Tue, 14 Oct 2008 17:45:36 +0200, Pierre Ossman <drzeus-list@drzeus.cx> wrote:
    >
    > > On Tue, 14 Oct 2008 02:54:53 +0200
    > > "J.A. Magallón" <jamagallon@ono.com> wrote:
    > >
    > > > Hi...
    > > >
    > > > More problems with git3. The left SD card reader is not detected on the One.
    > > > With a working kernel (distro 2.6.27):
    > > >
    > > > Oct 14 02:44:27 one kernel: mmc0: error -84 whilst initialising SD card
    > > >
    > > > Any ideas ?
    > > >
    > >
    > > -84 is -EILSEQ, which is some kind of bit error. Since you're running a
    > > JMicron controller, I'm guessing that something in your system isn't
    > > handling the higher speed (we forcefully enable highspeed on the
    > > Jmicron controll now).
    > >
    >
    > Err, sorry if this is stupid. I can see the card reader even if I don't
    > load the jmb38x_ms.ko module,just sdhci_pci. I understand that it is needed only if
    > I want to read memstick type cards. Or not ?
    > I suppose you refer to 'settings for JMicron hardware in sdhci_pci module'.
    >
    > > Have you tested more than one card?
    > >
    >
    > I have two (both unknown brands for me, but I write full names fwiw):
    > - One "MBA Executive HiSpeed SD", 2Gb
    > - One "takeMS SDHC card Class6", 8Gb
    >
    > Both give about 10Mb/s on read with hdparm under 2.6.27.
    >
    > > What machine is this?
    >
    > It's an Acer Aspire One. From what I have seen, there are two SD devices.
    > Both are capable to read SDHC cards, I have switched cards and they work
    > (or at the moment both are working as backwards-compatible in plain SD
    > mode, if that even exists...).
    >
    > From a half-working 2.6.27 kernel (half will be explained below):
    >
    > sdhci: Secure Digital Host Controller Interface driver
    > sdhci: Copyright(c) Pierre Ossman
    > sdhci-pci 0000:01:00.0: SDHCI controller found [197b:2382] (rev 0)
    > sdhci-pci 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
    > sdhci-pci 0000:01:00.0: setting latency timer to 64
    > mmc0: SDHCI controller on PCI [0000:01:00.0] using ADMA
    > sdhci-pci 0000:01:00.2: SDHCI controller found [197b:2381] (rev 0)
    > sdhci-pci 0000:01:00.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16
    > sdhci-pci 0000:01:00.2: Refusing to bind to secondary interface.
    > sdhci-pci 0000:01:00.2: PCI INT A disabled
    >
    > (this is the right reader, the multi-format one)
    >
    > sdhci-pci 0000:04:00.0: SDHCI controller found [197b:2382] (rev 0)
    > sdhci-pci 0000:04:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
    > sdhci-pci 0000:04:00.0: setting latency timer to 64
    > mmc1: SDHCI controller on PCI [0000:04:00.0] using ADMA
    > sdhci-pci 0000:04:00.2: SDHCI controller found [197b:2381] (rev 0)
    > sdhci-pci 0000:04:00.2: PCI INT A -> GSI 19 (level, low) -> IRQ 19
    > sdhci-pci 0000:04:00.2: Refusing to bind to secondary interface.
    > sdhci-pci 0000:04:00.2: PCI INT A disabled
    >
    > (and this is the left one, the SD-only)
    >
    > ...
    > mmc0: new SD card at address 0002
    > ...
    > mmc1: new SDHC card at address 0002
    > ...
    > mmcblk0: mmc0:0002 00000 1974272KiB
    > mmcblk0: p1
    > mmcblk1: mmc1:0002 7917568KiB
    > mmcblk1: p1
    >
    > one:~# lspci -t
    > -[0000:00]-+-00.0
    > +-02.0
    > +-02.1
    > +-1b.0
    > +-1c.0-[0000:01]--+-00.0
    > | +-00.2
    > | +-00.3
    > | \-00.4
    > +-1c.1-[0000:02]----00.0
    > +-1c.2-[0000:03]----00.0
    > +-1c.3-[0000:04]--+-00.0
    > | +-00.2
    > | +-00.3
    > | \-00.4
    > +-1d.0
    > +-1d.1
    > +-1d.2
    > +-1d.3
    > +-1d.7
    > +-1e.0-[0000:05]--
    > +-1f.0
    > +-1f.2
    > \-1f.3
    >
    > one:~# lspci
    > 00:00.0 Host bridge: Intel Corporation Mobile 945GME Express Memory Controller Hub (rev 03)
    > 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GME Express Integrated Graphics Controller (rev 03)
    > 00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller (rev 03)
    > 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
    > 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 02)
    > 00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 02)
    > 00:1c.2 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 3 (rev 02)
    > 00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 (rev 02)
    > 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 02)
    > 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 02)
    > 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 02)
    > 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 02)
    > 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 02)
    > 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e2)
    > 00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge (rev 02)
    > 00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller (rev 02)
    > 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 02)
    > 01:00.0 System peripheral: JMicron Technologies, Inc. Device 2382
    > 01:00.2 SD Host controller: JMicron Technologies, Inc. Device 2381
    > 01:00.3 System peripheral: JMicron Technologies, Inc. Device 2383
    > 01:00.4 System peripheral: JMicron Technologies, Inc. Device 2384
    > 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
    > 03:00.0 Ethernet controller: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter (rev 01)
    > 04:00.0 System peripheral: JMicron Technologies, Inc. Device 2382
    > 04:00.2 SD Host controller: JMicron Technologies, Inc. Device 2381
    > 04:00.3 System peripheral: JMicron Technologies, Inc. Device 2383
    > 04:00.4 System peripheral: JMicron Technologies, Inc. Device 2384
    >
    >
    >
    > I call this half-working because I have to boot with a card inside a slot
    > to have it detected. If i boot without the card-in, it even dissapears from
    > lspci. This is just with the left SD inserted:
    >
    > one:~# lspci
    > 00:00.0 Host bridge: Intel Corporation Mobile 945GME Express Memory Controller Hub (rev 03)
    > 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GME Express Integrated Graphics Controller (rev 03)
    > 00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller (rev 03)
    > 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
    > 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 02)
    > 00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 02)
    > 00:1c.2 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 3 (rev 02)
    > 00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 (rev 02)
    > 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 02)
    > 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 02)
    > 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 02)
    > 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 02)
    > 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 02)
    > 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e2)
    > 00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge (rev 02)
    > 00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller (rev 02)
    > 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 02)
    > 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
    > 03:00.0 Ethernet controller: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter (rev 01)
    > 04:00.0 System peripheral: JMicron Technologies, Inc. Device 2382
    > 04:00.2 SD Host controller: JMicron Technologies, Inc. Device 2381
    > 04:00.3 System peripheral: JMicron Technologies, Inc. Device 2383
    > 04:00.4 System peripheral: JMicron Technologies, Inc. Device 2384
    >
    > If I insert a card on the right slot now it has no effect, it does not appear.
    > I suppose it is PCI hot-plunggin that is not hot nor plugs anything ;).:
    >
    > one:~# lspci -t
    > -[0000:00]-+-00.0
    > +-02.0
    > +-02.1
    > +-1b.0
    > +-1c.0-[0000:01]--
    > +-1c.1-[0000:02]----00.0
    > +-1c.2-[0000:03]----00.0
    > +-1c.3-[0000:04]--+-00.0
    > | +-00.2
    > | +-00.3
    > | \-00.4
    > +-1d.0
    > +-1d.1
    > +-1d.2
    > +-1d.3
    > +-1d.7
    > +-1e.0-[0000:05]--
    > +-1f.0
    > +-1f.2
    > \-1f.3
    >
    > The tree after the bridge in 00:1c.0 is gone !!.
    > I googled about it and someone talked about pciehp_force, but last time
    > I tried some other devices (ether, could be?) dissapeared.
    >
    > And now with -git4:
    >
    > sdhci: Secure Digital Host Controller Interface driver
    > sdhci: Copyright(c) Pierre Ossman
    > sdhci-pci 0000:01:00.0: SDHCI controller found [197b:2382] (rev 0)
    > sdhci-pci 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
    > sdhci-pci 0000:01:00.0: setting latency timer to 64
    > mmc0: SDHCI controller on PCI [0000:01:00.0] using ADMA
    > sdhci-pci 0000:01:00.2: SDHCI controller found [197b:2381] (rev 0)
    > sdhci-pci 0000:01:00.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16
    > sdhci-pci 0000:01:00.2: Refusing to bind to secondary interface.
    > sdhci-pci 0000:01:00.2: PCI INT A disabled
    > sdhci-pci 0000:04:00.0: SDHCI controller found [197b:2382] (rev 0)
    > sdhci-pci 0000:04:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
    > sdhci-pci 0000:04:00.0: setting latency timer to 64
    > mmc1: SDHCI controller on PCI [0000:04:00.0] using ADMA
    > sdhci-pci 0000:04:00.2: SDHCI controller found [197b:2381] (rev 0)
    > sdhci-pci 0000:04:00.2: PCI INT A -> GSI 19 (level, low) -> IRQ 19
    > sdhci-pci 0000:04:00.2: Refusing to bind to secondary interface.
    > sdhci-pci 0000:04:00.2: PCI INT A disabled
    > ...
    > mmc0: error -84 whilst initialising SD card
    > ...
    > mmc1: error -84 whilst initialising SD card
    >
    >
    > Mmm, looking at the logs I have seen that in 2.6.27 shpchp is loaded
    > way before sdhci, and in -git4 it loads after it. Can this have
    > any effect ?
    >
    > > Rgds
    >
    > TIA, hope all this gives some light.
    > If you need full dmesg's, just ask.

    Is this still a problem in mainline?

    I understand from your postings that 2.6.27 is OK, correct?

    Rafael
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