SD card booting

We are selling Sheevaplugs pre-configured to boot from SD card. Here's the boot log from one such model:

__ __ _ _ | \/ | __ _ _ ____ _____| | | | |\/| |/ _` | '__\ \ / / _ \ | | | | | | (_| | | \ V / __/ | | |_| |_|\__,_|_| \_/ \___|_|_| _ _ ____ _ | | | | | __ ) ___ ___ | |_ | | | |___| _ \ / _ \ / _ \| __| | |_| |___| |_) | (_) | (_) | |_ \___/ |____/ \___/ \___/ \__| ** MARVELL BOARD: SHEEVA PLUG LE U-Boot 1.1.4 (Jul 19 2009 - 16:03:28) Marvell version: 3.4.19 U-Boot code: 00600000 -> 0067FFF0 BSS: -> 006CFB00 Soc: 88F6281 A0 (DDR2) CPU running @ 1200Mhz L2 running @ 400Mhz SysClock = 400Mhz , TClock = 200Mhz DRAM CAS Latency = 5 tRP = 5 tRAS = 18 tRCD=6 DRAM CS[0] base 0x00000000 size 256MB DRAM CS[1] base 0x10000000 size 256MB DRAM Total size 512MB 16bit width Addresses 8M - 0M are saved for the U-Boot usage. Mem malloc Initialization (8M - 7M): Done NAND:512 MB Flash: 0 kB CPU : Marvell Feroceon (Rev 1) Streaming disabled Write allocate disabled USB 0: host mode PEX 0: interface detected no Link. Net: egiga0 [PRIME], egiga1 Hit any key to stop autoboot: 0 SDHC found. Card desciption is: Manufacturer: 0x03, OEM "SD" Product name: "SD04G", revision 8.0 Serial number: 1889575082 Manufacturing date: 6/2009 CRC: 0x00, b0 = 0 2620504 bytes read ## Booting image at 00800000 ... Image Name: Linux-2.6.30.2 Created: 2009-07-23 1:53:36 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 2620440 Bytes = 2.5 MB Load Address: 00008000 Entry Point: 00008000 Verifying Checksum ... OK OK Starting kernel ... Uncompressing Linux... done, booting the kernel. Linux version 2.6.30.2 (kelly@speedy) (gcc version 4.2.1) #11 PREEMPT Wed Jul 22 19:53:31 MDT 2009 CPU: Feroceon 88FR131 [56251311] revision 1 (ARMv5TE), cr=00053977 CPU: VIVT data cache, VIVT instruction cache Machine: Marvell SheevaPlug Reference Board Memory policy: ECC disabled, Data cache writeback Built 1 zonelists in Zone order, mobility grouping on. Total pages: 130048 Kernel command line: console=ttyS0,115200 root=/dev/mmcblk0p2 rootdelay=5 NR_IRQS:114 PID hash table entries: 2048 (order: 11, 8192 bytes) Console: colour dummy device 80x30 Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) Memory: 256MB 256MB = 512MB total Memory: 513408KB available (4728K code, 998K data, 140K init, 0K highmem) SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 Calibrating delay loop... 1192.75 BogoMIPS (lpj=5963776) Mount-cache hash table entries: 512 CPU: Testing write buffer coherency: ok net_namespace: 980 bytes NET: Registered protocol family 16 Kirkwood: MV88F6281-A0, TCLK=200000000. Feroceon L2: Enabling L2 Feroceon L2: Cache support initialised. Kirkwood: Gating clock using mask 0x1ac224 bio: create slab <bio-0> at 0 SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb cfg80211: Using static regulatory domain info cfg80211: Regulatory domain: US (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) (2402000 KHz - 2472000 KHz @ 40000 KHz), (600 mBi, 2700 mBm) (5170000 KHz - 5190000 KHz @ 40000 KHz), (600 mBi, 2300 mBm) (5190000 KHz - 5210000 KHz @ 40000 KHz), (600 mBi, 2300 mBm) (5210000 KHz - 5230000 KHz @ 40000 KHz), (600 mBi, 2300 mBm) (5230000 KHz - 5330000 KHz @ 40000 KHz), (600 mBi, 2300 mBm) (5735000 KHz - 5835000 KHz @ 40000 KHz), (600 mBi, 3000 mBm) cfg80211: Calling CRDA for country: US NET: Registered protocol family 2 IP route cache hash table entries: 16384 (order: 4, 65536 bytes) TCP established hash table entries: 65536 (order: 7, 524288 bytes) TCP bind hash table entries: 65536 (order: 6, 262144 bytes) TCP: Hash tables configured (established 65536 bind 65536) TCP reno registered NET: Registered protocol family 1 JFFS2 version 2.2. (NAND) © 2001-2006 Red Hat, Inc. JFS: nTxBlock = 4012, nTxLock = 32100 msgmni has been set to 1003 alg: No test for stdrng (krng) io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered (default) Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled serial8250.0: ttyS0 at MMIO 0xf1012000 (irq = 33) is a 16550A console [ttyS0] enabled brd: module loaded loop: module loaded Driver 'sd' needs updating - please use bus_type methods MV-643xx 10/100/1000 ethernet driver version 1.4 mv643xx_eth smi: probed net eth0: port 0 with MAC address 00:50:43:01:63:06 libertas_sdio: Libertas SDIO driver libertas_sdio: Copyright Pierre Ossman NAND device: Manufacturer ID: 0xad, Chip ID: 0xdc (Hynix NAND 512MiB 3,3V 8-bit) Scanning device for bad blocks Bad eraseblock 2330 at 0x000012340000 Creating 3 MTD partitions on "orion_nand": 0x000000000000-0x000000100000 : "u-boot" 0x000000100000-0x000000500000 : "uImage" 0x000000500000-0x000020000000 : "root" ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver orion-ehci orion-ehci.0: Marvell Orion EHCI orion-ehci orion-ehci.0: new USB bus registered, assigned bus number 1 orion-ehci orion-ehci.0: irq 19, io mem 0xf1050000 orion-ehci orion-ehci.0: USB 2.0 started, EHCI 1.00 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 1 port detected Initializing USB Mass Storage driver... usbcore: registered new interface driver usb-storage USB Mass Storage support registered. usbcore: registered new interface driver ums-datafab usbcore: registered new interface driver ums-freecom usbcore: registered new interface driver ums-jumpshot usbcore: registered new interface driver ums-sddr09 usbcore: registered new interface driver ums-sddr55 mice: PS/2 mouse device common for all mice rtc-mv rtc-mv: rtc core: registered rtc-mv as rtc0 i2c /dev entries driver cpuidle: using governor ladder cpuidle: using governor menu sdhci: Secure Digital Host Controller Interface driver sdhci: Copyright(c) Pierre Ossman mmc0: mvsdio driver initialized, lacking card detect (fall back to polling) Registered led device: plug:green:health mv_xor_shared mv_xor_shared.0: Marvell shared XOR driver mv_xor_shared mv_xor_shared.1: Marvell shared XOR driver mv_xor mv_xor.0: Marvell XOR: ( xor cpy ) mv_xor mv_xor.1: Marvell XOR: ( xor fill cpy ) mv_xor mv_xor.2: Marvell XOR: ( xor cpy ) mmc0: host does not support reading read-only switch. assuming write-enable. mmc0: new high speed SDHC card at address 8fe4 mmcblk0: mmc0:8fe4 SD04G 3.69 GiB mmcblk0: p1 p2 mv_xor mv_xor.3: Marvell XOR: ( xor fill cpy ) usbcore: registered new interface driver usbhid usbhid: v2.6:USB HID core driver oprofile: using timer interrupt. TCP cubic registered NET: Registered protocol family 17 RPC: Registered udp transport module. RPC: Registered tcp transport module. lib80211: common routines for IEEE802.11 drivers rtc-mv rtc-mv: setting system clock to 2009-11-05 17:58:07 UTC (1257443887) Waiting 5sec before mounting root device... usb 1-1: new high speed USB device using orion-ehci and address 2 usb 1-1: configuration #1 chosen from 1 choice scsi0 : SCSI emulation for USB Mass Storage devices scsi 0:0:0:0: Direct-Access USB DISK 2.0 1219 PQ: 0 ANSI: 0 CCS sd 0:0:0:0: Attached scsi generic sg0 type 0 sd 0:0:0:0: [sda] 1957888 512-byte hardware sectors: (1.00 GB/956 MiB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Assuming drive cache: write through sd 0:0:0:0: [sda] Assuming drive cache: write through sda: sda1 sd 0:0:0:0: [sda] Attached SCSI removable disk kjournald starting. Commit interval 5 seconds EXT3 FS on mmcblk0p2, internal journal EXT3-fs: recovery complete. EXT3-fs: mounted filesystem with writeback data mode. VFS: Mounted root (ext3 filesystem) on device 179:2. Freeing init memory: 140K * Filesystem type 'fusectl' is not supported. Skipping mount. * Setting preliminary keymap... [ OK ] * Starting kernel event manager... [ OK ] * Loading hardware drivers... [ OK ] * Loading kernel modules... [ OK ] * Loading manual drivers... * Setting kernel variables (/etc/sysctl.conf)... [ OK ] * Setting kernel variables (/etc/sysctl.d/10-console-messages.conf)... [ OK ] * Setting kernel variables (/etc/sysctl.d/10-network-security.conf)... [ OK ] * Activating swap... [ OK ] * Starting early crypto disks... [ OK ] * Starting remaining crypto disks... [ OK ] * Checking file systems... fsck 1.41.4 (27-Jan-2009) [ OK ] * Mounting local filesystems... [ OK ] * Activating swapfile swap... [ OK ] * Configuring network interfaces... [ OK ] * Setting up console font and keymap... [ OK ] * Starting system log daemon... [ OK ] [ OK ] * Starting kernel log daemon... * Starting OpenBSD Secure Shell server sshd Ubuntu 9.04 ubuntu ttyS0 [ OK ] [ OK ] * Starting periodic command scheduler crond ubuntu login: