Difference between revisions of "APF6 EMMC"

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(APF6 eMMC layout)
(APF6 eMMC layout)
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{| border="1" cellpadding="10" cellspacing="0" summary="APF6 eMMC partitions"
 
{| border="1" cellpadding="10" cellspacing="0" summary="APF6 eMMC partitions"
 
|----------------
 
|----------------
|bgcolor="orange" | Boot0 || bgcolor="orange" | Boot1 || bgcolor="red" | RPMB || bgcolor="green" | User Data
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| style="width:80px;background:orange;" align="center" | Boot0
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| style="width:80px;background:orange;" align="center" | Boot1
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| style="background:red;" | RPMB
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| style="width:500px;background:green;color:white;" align="center" | User Data
 
|}
 
|}
  

Revision as of 15:20, 24 December 2014

APF6 eMMC layout

By default, the 4GB eMMC on APF6 board has 4 physical partitions:

Boot0 Boot1 RPMB User Data


Name U-Boot name Size Comment
boot0 mmc dev 0 1 2MB U-Boot is installed on this partition
boot1 mmc dev 0 2 2MB Not used
rpmb mmc dev 0 3 512K Not used
User Data mmc dev 0 0 remaining space Kernel, device tree and rootfs


Boot0 partition layout

Offset Comment
0
1 KB U-Boot SPL (apf6-u-boot.spl)
69 KB U-Boot IMG (apf6-u-boot.img)
512 KB
1024 KB U-Boot environment
1536 KB Redundant U-Boot environment


User Data partition Layout

There are two primary partitions on the User data physical partition.

  • boot: The kernel and the device tree (inside a dtbs directory) are on this partition.
  • rootfs: the rootfs is on this partition

Links