[Trac #216] Kernel doesn't work w/some USB HDDs

[Zarro Boogs per Child]

#216: Kernel doesn't work w/some USB HDDs
---------------------+------------------------------------------------------
 Reporter:  mfoster  |        Owner:  davidz  
     Type:  defect   |       Status:  assigned
 Priority:  high     |    Milestone:  BTest-1 
Component:  kernel   |   Resolution:          
 Keywords:           |  
---------------------+------------------------------------------------------
Comment (by dilinger):

 Verified here with build130.  Note that LB is what's screwing up here:
 {{{

 OLPC ROM rev_a_20060926-1
 Build timestamp: 20061024 19:52:27
 GIT: 41b1593a261c15f70390631b3c285e401aa974c4+local
 Starting bootmenu.
 Please press ESC for the menu..usb 1-1: new full speed USB device using
 ohci_hcd and address 2
 usb 1-1: configuration #1 chosen from 1 choice
 scsi0 : SCSI emulation for USB Mass Storage devices
 usb 1-2: new low speed USB device using ohci_hcd and address 3
 usb 1-2: configuration #1 chosen from 1 choice
 input: HID 1241:1203 as /class/input/input0
 input: USB HID v1.11 Keyboard [HID 1241:1203] on usb-0000:00:0f.4-2
 input: HID 1241:1203 as /class/input/input1
 input: USB HID v1.11 Device [HID 1241:1203] on usb-0000:00:0f.4-2
 .usb 1-4: new full speed USB device using ohci_hcd and address 4
 usb 1-4: configuration #1 chosen from 1 choice
 ...timeout.
 NOTICE: Booting default
 scsi 0:0:0:0: Direct-Access     SEAGATE  ST650211USB      4.02 PQ: 0 ANSI:
 2
 SCSI device sda: 9767520 512-byte hdwr sectors (5001 MB)
 sda: Write Protect is off
 sda: assuming drive cache: write through
 SCSI device sda: 9767520 512-byte hdwr sectors (5001 MB)
 sda: Write Protect is off
 sda: assuming drive cache: write through
  sda: sda1
 sd 0:0:0:0: Attached scsi removable disk sda
 argc is 3, argv[1] /flash/boot/vmlinuz, argv[2] ro quiet root=mtd0
 rootfstype=jffs2 console=ttyS0,115200 console=tty0 fbcon=font:SUN12x22
 pci=nobios video=gxfb:1024x768-16, argv[3] (null)
 Starting new kernel
 Linux version 2.6.18-1.2711.olpc1
 (brewbuilder at hs20-bc1-7.build.redhat.com) (gcc version 4.1.1 20060926 (Red
 Hat 4.1.1-26)) #1 Thu Sep 28 16:15:38 EDT 2006
 BIOS-provided physical RAM map:
  BIOS-e820: 0000000000000000 - 0000000000000734 (reserved)
  BIOS-e820: 0000000000000734 - 00000000000a0000 (usable)
  BIOS-e820: 0000000000100000 - 0000000007700000 (usable)
 119MB LOWMEM available.
 }}}

 Note that by the time LB launches the kernel, it's already determined that
 it should be booting off nand flash.

-- 
Ticket URL: <http://dev.laptop.org/ticket/216#comment:4>
One Laptop Per Child <http://laptop.org/>