Difference between revisions of "APF6 EMMC"
From ArmadeusWiki
(→APF6 eMMC layout) |
(→APF6 eMMC layout) |
||
| Line 13: | Line 13: | ||
{| 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 || | + | |boot0 || mmc dev 0 1 || 2MBytes || U-Boot is installed on this partition |
|---------------- | |---------------- | ||
| − | |boot1 || mmc dev 0 2 || | + | |boot1 || mmc dev 0 2 || 2MBytes || Not used |
|---------------- | |---------------- | ||
| − | |rpmb || mmc dev 0 3 || | + | |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 | ||
| Line 29: | Line 29: | ||
== 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
