On Fri, Nov 29, 2013 at 04:19:03PM +0100, Ronald wrote:
> I have a wandboard quad, and would like to mount a sata root FS at
> boot time. kwizart helped me to get sata support when booting by
> doing the following:
>
> --- instructions from kwizart ---
> cat>/etc/modules-load.d/imx.conf<<EOF
> # Load ahci imx at boot
> ahci_platform
> ahci_imx
> EOF
>
> dracut -H /boot/initramfs-$(uname -r).img $(uname -r)
> mkimage -A arm -O linux -T ramdisk -C none -n $(uname -r) -d
> /boot/initramfs-$(uname -r).img /boot/uInitrd-$(uname -r)
> --- end instructions ---
>
> I indeed see that sata works at the first login prompt. However, I
> cannot mount the rootFS on sata, as apparently the fs mounting is
> done before the initialization of the AHCI (sata) subsystem. The
> following console output is when booting and mounting the rootFS on
> uSD card:
Maybe you should create a file like this before generating the
initramfs.img:
echo 'add_device+=/dev/sda' > /etc/dracut.d/wait-for-sda.conf
If I understand 'man 5 dracut.conf' correctly, this causes the initramfs
to wait until /dev/sda is available.
HTH,
Niels
>
> ---- console output ----
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Booting Linux on
> physical CPU 0x0
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Initializing cgroup
> subsys cpuset
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Initializing cgroup
> subsys cpu
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Initializing cgroup
> subsys cpuacct
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Linux version
> 3.12.1-2.fc21.armv7hl
> (mockbuild@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx) (gcc version 4.8.2
> 20131111 (Red Hat 4.8.2-4) (GCC) ) #1 SMP Thu Nov 21 05:58:27 UTC
> 2013
> Jan 1 01:00:17 localhost kernel: [ 0.000000] CPU: ARMv7
> Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d
> Jan 1 01:00:17 localhost kernel: [ 0.000000] CPU: PIPT / VIPT
> nonaliasing data cache, VIPT aliasing instruction cache
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Machine: Freescale
> i.MX6 Quad/DualLite (Device Tree), model: Wandboard i.MX6 Quad Board
> Jan 1 01:00:17 localhost kernel: [ 0.000000] cma: CMA: reserved
> 16 MiB at 3e800000
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Memory policy: ECC
> disabled, Data cache writealloc
> Jan 1 01:00:17 localhost kernel: [ 0.000000] PERCPU: Embedded 9
> pages/cpu @c2222000 s13568 r8192 d15104 u36864
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Built 1 zonelists
> in Zone order, mobility grouping on. Total pages: 522768
> Jan 1 01:00:17 localhost kernel: [ 0.000000] Kernel command
> line: console=ttymxc0,115200
> root=UUID=fe1515c1-3a1d-4904-98e5-ba61cc7f013d ro rhgb
> LANG=en_US.UTF-8 selinux=0
> ------ skip uninteresting stuff here -----
> Jan 1 01:00:17 localhost kernel: [ 4.062420] mmc2: new high
> speed SDHC card at address 0007
> Jan 1 01:00:17 localhost kernel: [ 4.068525] mmcblk0: mmc2:0007
> SD8GB 7.21 GiB
> Jan 1 01:00:17 localhost kernel: [ 4.074729] mmcblk0: p1 p2 p3
> Jan 1 01:00:17 localhost kernel: [ 4.451255] EXT4-fs
> (mmcblk0p3): mounted filesystem with ordered data mode. Opts: (null)
> Jan 1 01:00:17 localhost kernel: [ 7.245130] Installing knfsd
> (copyright (C) 1996 okir@xxxxxxxxxxxx).
> Jan 1 01:00:17 localhost kernel: [ 7.573281] EXT4-fs
> (mmcblk0p3): re-mounted. Opts: (null)
> Jan 1 01:00:17 localhost kernel: [ 8.040711] ahci ahci: SSS flag
> set, parallel bus scan disabled
> Jan 1 01:00:17 localhost kernel: [ 8.046826] ahci ahci: AHCI
> 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode
> Jan 1 01:00:17 localhost kernel: [ 8.054716] ahci ahci: flags:
> ncq sntf stag pm led clo only pmp pio slum part ccc apst
> Jan 1 01:00:17 localhost kernel: [ 8.065987] scsi0 : ahci_platform
> Jan 1 01:00:17 localhost kernel: [ 8.069805] ata1: SATA max
> UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 71
> Jan 1 01:00:17 localhost kernel: [ 8.133208] imx-sdma
> 20ec000.sdma: firmware not found
> Jan 1 01:00:17 localhost kernel: [ 8.142883] imx-sdma
> 20ec000.sdma: initialized
> Jan 1 01:00:17 localhost kernel: [ 8.173272] ci_hdrc ci_hdrc.0:
> doesn't support gadget
> Jan 1 01:00:17 localhost kernel: [ 8.179507] ci_hdrc ci_hdrc.0:
> EHCI Host Controller
> Jan 1 01:00:17 localhost rsyslogd: [origin software="rsyslogd"
> swVersion="7.4.2" x-pid="353" x-info="http://www.rsyslog.com";] start
> Jan 1 01:00:17 localhost kernel: [ 8.184987] ci_hdrc ci_hdrc.0:
> new USB bus registered, assigned bus number 1
> Jan 1 01:00:17 localhost kernel: [ 8.209086] ci_hdrc ci_hdrc.0:
> USB 2.0 started, EHCI 1.00
> Jan 1 01:00:17 localhost kernel: [ 8.215557] usb usb1: New USB
> device found, idVendor=1d6b, idProduct=0002
> Jan 1 01:00:17 localhost kernel: [ 8.222495] usb usb1: New USB
> device strings: Mfr=3, Product=2, SerialNumber=1
> Jan 1 01:00:17 localhost kernel: [ 8.229801] usb usb1: Product:
> EHCI Host Controller
> Jan 1 01:00:17 localhost kernel: [ 8.234760] usb usb1:
> Manufacturer: Linux 3.12.1-2.fc21.armv7hl ehci_hcd
> Jan 1 01:00:17 localhost kernel: [ 8.241547] usb usb1:
> SerialNumber: ci_hdrc.0
> Jan 1 01:00:17 localhost kernel: [ 8.249815] hub 1-0:1.0: USB hub found
> Jan 1 01:00:17 localhost kernel: [ 8.254717] hub 1-0:1.0: 1 port
> detected
> Jan 1 01:00:17 localhost kernel: [ 8.336178] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.342881] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.458135] pps_core: LinuxPPS
> API ver. 1 registered
> Jan 1 01:00:17 localhost kernel: [ 8.463240] pps_core: Software
> ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti
> <giometti@xxxxxxxx>
> Jan 1 01:00:17 localhost kernel: [ 8.467510] imx_ipu_v3: module
> is from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.472546] imx-ipuv3
> 2400000.ipu: IPUv3H probed
> Jan 1 01:00:17 localhost kernel: [ 8.473071] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.473087] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.473891] imx-ipuv3
> 2800000.ipu: IPUv3H probed
> Jan 1 01:00:17 localhost kernel: [ 8.474362] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.474378] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.483185] imx_ipu_v3: module
> is from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.536977] [drm] Initialized
> drm 1.1.0 20060810
> Jan 1 01:00:17 localhost kernel: [ 8.547867] PTP clock support
> registered
> Jan 1 01:00:17 localhost kernel: [ 8.592222] ata1: SATA link up
> 1.5 Gbps (SStatus 113 SControl 300)
> Jan 1 01:00:17 localhost kernel: [ 8.599992] ata1.00: ATA-7:
> ST9100821AS, 3.CMC, max UDMA/100
> Jan 1 01:00:17 localhost kernel: [ 8.605699] ata1.00: 195371568
> sectors, multi 0: LBA48 NCQ (depth 31/32)
> Jan 1 01:00:17 localhost kernel: [ 8.624052] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.626277] libphy:
> fec_enet_mii_bus: probed
> Jan 1 01:00:17 localhost kernel: [ 8.626967] fec
> 2188000.ethernet eth0: registered PHC device 0
> Jan 1 01:00:17 localhost kernel: [ 8.643241] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.662792] imxdrm: module is
> from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.662800] imxdrm: module is
> from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.662834] imxdrm: module is
> from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.664912] cfg80211: Calling
> CRDA to update world regulatory domain
> Jan 1 01:00:17 localhost kernel: [ 8.668998] [drm] Supports
> vblank timestamp caching Rev 1 (10.10.2010).
> Jan 1 01:00:17 localhost kernel: [ 8.669002] [drm] No driver
> support for vblank timestamp query.
> Jan 1 01:00:17 localhost kernel: [ 8.669015] [drm] Initialized
> imx-drm 1.0.0 20120507 on minor 0
> Jan 1 01:00:17 localhost kernel: [ 8.669626] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.669645] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.675308] imxdrm: module is
> from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.712414] ipuv3_crtc: module
> is from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.712420] ipuv3_crtc: module
> is from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.713329] ipuv3_crtc: module
> is from the staging directory, the quality is unknown, you have been
> warned.
> Jan 1 01:00:17 localhost kernel: [ 8.714454] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.714472] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.714950] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.714965] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.748753] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.748771] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.750975] brcmfmac:
> brcmf_sdio_chip_drivestrengthinit: No SDIO Drive strength init done
> for chip 4329 rev 3 pmurev 6
> Jan 1 01:00:17 localhost kernel: [ 8.797409] ata1.00: configured
> for UDMA/100
> Jan 1 01:00:17 localhost kernel: [ 8.797902] scsi 0:0:0:0:
> Direct-Access ATA ST9100821AS 3.CM PQ: 0 ANSI: 5
> Jan 1 01:00:17 localhost kernel: [ 8.798935] sd 0:0:0:0: [sda]
> 195371568 512-byte logical blocks: (100 GB/93.1 GiB)
> Jan 1 01:00:17 localhost kernel: [ 8.798975] sd 0:0:0:0:
> Attached scsi generic sg0 type 0
> Jan 1 01:00:17 localhost kernel: [ 8.799374] sd 0:0:0:0: [sda]
> Write Protect is off
> Jan 1 01:00:17 localhost kernel: [ 8.799528] sd 0:0:0:0: [sda]
> Write cache: enabled, read cache: enabled, doesn't support DPO or
> FUA
> Jan 1 01:00:17 localhost kernel: [ 8.799825] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.799844] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.806051] brcmfmac:
> brcmf_sdbrcm_download_code_file: Fail to request firmware -2
> Jan 1 01:00:17 localhost kernel: [ 8.806058] brcmfmac:
> _brcmf_sdbrcm_download_firmware: dongle image file download failed
> Jan 1 01:00:17 localhost kernel: [ 8.806119] brcmfmac:
> brcmf_bus_start: brcmf_sdbrcm_bus_init failed -1
> Jan 1 01:00:17 localhost kernel: [ 8.806127] brcmfmac:
> brcmf_sdbrcm_probe: dongle is not responding
> Jan 1 01:00:17 localhost kernel: [ 8.807864] brcmfmac:
> brcmf_sdio_probe: device attach failed
> Jan 1 01:00:17 localhost kernel: [ 8.808011] brcmfmac:
> brcmf_ops_sdio_probe: F2 error, probe failed -19...
> Jan 1 01:00:17 localhost kernel: [ 8.808487] usbcore: registered
> new interface driver brcmfmac
> Jan 1 01:00:17 localhost kernel: [ 8.826448] Bluetooth: Core ver 2.16
> Jan 1 01:00:17 localhost kernel: [ 8.826544] NET: Registered
> protocol family 31
> Jan 1 01:00:17 localhost kernel: [ 8.826548] Bluetooth: HCI
> device and connection manager initialized
> Jan 1 01:00:17 localhost kernel: [ 8.826577] Bluetooth: HCI
> socket layer initialized
> Jan 1 01:00:17 localhost kernel: [ 8.826587] Bluetooth: L2CAP
> socket layer initialized
> Jan 1 01:00:17 localhost kernel: [ 8.826614] Bluetooth: SCO
> socket layer initialized
> Jan 1 01:00:17 localhost kernel: [ 8.835564] Bluetooth: Generic
> Bluetooth SDIO driver ver 0.1
> Jan 1 01:00:17 localhost kernel: [ 8.837531] imx-sgtl5000
> sound.13: failed to find codec platform device
> Jan 1 01:00:17 localhost kernel: [ 8.837549] platform sound.13:
> Driver imx-sgtl5000 requests probe deferral
> Jan 1 01:00:17 localhost kernel: [ 8.950459] sda: sda1 sda2 sda3
> ------- cut here ---------
>
> mmcblk0p3 has the root file system on uSD card, mounted at [
> 4.451255]. Much later, only at [ 8.592222], the sata link is up.
>
> If I try to mount /dev/sda1 for the root fs (in the kernel command
> line), I get a panic kernel after a 90 second timeout....
>
> Can someone help me to get ahci initialized before the root fs is mounted?
>
> Cheers, Ronald
>
> PS the wandquad can be seen here, btw: http://www.swissdutch.ch:4999/
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