CM3354

製作SDCard開機片


Partition

$ sudo fdisk /dev/sdX
Command (m for help): n
  Partition type
     p   primary (0 primary, 0 extended, 4 free)
     e   extended (container for logical partitions)
  Select (default p): p
  Partition number (1-4, default 1): 1
  First sector (2048-3862527, default 2048): 2048
  Last sector, +sectors or +size{K,M,G,T,P} (2048-3862527, default 3862527): 216863
  Created a new partition 1 of type 'Linux' and of size 104.9 MiB.
  Partition #1 contains a vfat signature.
  Do you want to remove the signature? [Y]es/[N]o: Y
  The signature will be removed by a write command.

Command (m for help): n
  Partition type
     p   primary (1 primary, 0 extended, 3 free)
     e   extended (container for logical partitions)
  Select (default p): p
  Partition number (2-4, default 2): 
  First sector (216864-3862527, default 217088): 216864
  Last sector, +sectors or +size{K,M,G,T,P} (216864-3862527, default 3862527): 
  Created a new partition 2 of type 'Linux' and of size 1.8 GiB.

Command (m for help): t
  Partition number (1,2, default 2): 1
  Partition type (type L to list all types): b
  Changed type of partition 'Linux' to 'W95 FAT32'.

Command (m for help): a
  Partition number (1,2, default 2): 1
  The bootable flag on partition 1 is enabled now.

Command (m for help): p
  Disk /dev/sdf: 1.9 GiB, 1977614336 bytes, 3862528 sectors
  Units: sectors of 1 * 512 = 512 bytes
  Sector size (logical/physical): 512 bytes / 512 bytes
  I/O size (minimum/optimal): 512 bytes / 512 bytes
  Disklabel type: dos
  Disk identifier: 0xf6cf3f7c
  Device     Boot  Start     End Sectors   Size Id Type
  /dev/sdf1  *      2048  216863  214816 104.9M  b W95 FAT32
  /dev/sdf2       216864 3862527 3645664   1.8G 83 Linux

Command (m for help): w

Format

$ sudo mkfs.vfat /dev/sdX1
$ sudo mkfs.ext3 /dev/sdX2

Copy Files

MLO > vfat
zImage > vfat
uEnv.txt > vfat
u-boot.img > vfat

rootfs > ext3


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