Difference between revisions of "USB Boot"
From ArmadeusWiki
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{{Note|Only possible with the [[APF9328DevFull]] and [[APF27]] boards.}} | {{Note|Only possible with the [[APF9328DevFull]] and [[APF27]] boards.}} | ||
+ | ===Prepare your key=== | ||
* create a partition on your USB key (supposing it is recognized as /dev/sdb) | * create a partition on your USB key (supposing it is recognized as /dev/sdb) | ||
<pre class="host"> | <pre class="host"> | ||
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$ sudo umount /media/disk/ | $ sudo umount /media/disk/ | ||
− | * kernel should be compiled with | + | * kernel should be compiled with USB Host driver as static (done by default in current Armadeus configuration). For example on the APF9328: |
$ make linux-menuconfig | $ make linux-menuconfig | ||
<pre class="config"> | <pre class="config"> |
Revision as of 22:29, 24 February 2009
Page under construction... Informations on this page are not guaranteed !!
Note: Only possible with the APF9328DevFull and APF27 boards. |
Prepare your key
- create a partition on your USB key (supposing it is recognized as /dev/sdb)
$ sudo fdisk /dev/sdb n p 1 <ENTER> <ENTER> w
- format it as ext2:
$ sudo mkfs.ext2 /dev/sdb1
- mount it:
$ sudo mount /dev/sdb1 /media/disk/
- copy rootfs on it:
$ make shell_env $ source armadeus_env.sh $ sudo tar xvf $ARMADEUS_ROOTFS_TAR -C /media/disk/ $ sudo umount /media/disk/
- kernel should be compiled with USB Host driver as static (done by default in current Armadeus configuration). For example on the APF9328:
$ make linux-menuconfig
Device Drivers ---> Armadeus specific drivers ---> <*> isp1761 USB 2.0 Host controller
Set environment variables in U-Boot
BIOS> setenv usbroot /dev/sda1 BIOS> setenv usbrootfstype ext2 BIOS> setenv addusbargs setenv bootargs \${bootargs} root=\${usbroot} rootfstype=\${usbrootfstype} BIOS> setenv usbboot setenv bootargs \${console}\;run addusbargs addipargs\; bootm \${kernel_addr}