Difference between revisions of "APF6 EMMC"

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(APF6 eMMC layout)
(APF6 eMMC layout)
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{| border="1" cellpadding="5" cellspacing="0" summary="APF6 eMMC partitions details"
 
{| border="1" cellpadding="5" cellspacing="0" summary="APF6 eMMC partitions details"
|----------------
+
|- style="background:#efefef;" align="center"
 
!Name || U-Boot name || Size || Comment
 
!Name || U-Boot name || Size || Comment
 
|----------------
 
|----------------
|boot0 || mmc dev 0 1 || 2MB || U-Boot is installed on this partition
+
|boot0 || mmc dev 0 1 || 2MBytes || U-Boot is installed on this partition
 
|----------------
 
|----------------
|boot1 || mmc dev 0 2 || 2MB || Not used
+
|boot1 || mmc dev 0 2 || 2MBytes || Not used
 
|----------------
 
|----------------
|rpmb || mmc dev 0 3 || 512K || Not used
+
|rpmb || mmc dev 0 3 || 512KBytes || Not used
 
|----------------
 
|----------------
 
|User Data || mmc dev 0 0 || remaining space || Kernel, device tree and rootfs
 
|User Data || mmc dev 0 0 || remaining space || Kernel, device tree and rootfs
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== Boot0 partition layout ==
 
== Boot0 partition layout ==
 
{| border="1" cellpadding="5" cellspacing="0" summary="Functionnalities test results"
 
{| border="1" cellpadding="5" cellspacing="0" summary="Functionnalities test results"
|----------------
+
|- style="background:#efefef;" align="center"
 
! Offset || Comment
 
! Offset || Comment
 
|----------------
 
|----------------

Revision as of 15:23, 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 2MBytes U-Boot is installed on this partition
boot1 mmc dev 0 2 2MBytes Not used
rpmb mmc dev 0 3 512KBytes 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