APF6 EMMC - Revision history

FabienM: /* User Data partition layout */

2020-06-29T10:30:29Z

‎User Data partition layout

2020-06-29T10:30:09Z

‎User Data partition layout

2017-06-21T13:36:52Z

2017-06-21T13:36:14Z

FabienM moved page EMMC to APF6 EMMC: This page is only for APF6 EMMC

2016-02-29T16:08:59Z

‎User Data partition layout

2015-08-11T13:19:10Z

‎User Data partition layout

2015-07-31T15:42:41Z

‎User Data partition layout

2015-07-31T15:13:05Z

‎Links

2015-07-31T14:27:29Z

‎User Data partition layout

2015-07-30T14:45:41Z

‎User Data partition layout

@@ Line 92: / Line 92: @@
 # resize2fs /dev/mmcblk2p1        # for Boot
 # resize2fs /dev/mmcblk2p2        # for Rootfs
-## Or on recent bsp:
+## Or on current bsp:
 # resize2fs /dev/mmcblk1p1        # for Boot
 # resize2fs /dev/mmcblk1p2        # for Rootfs

@@ Line 92: / Line 92: @@
 # resize2fs /dev/mmcblk2p1        # for Boot
 # resize2fs /dev/mmcblk2p2        # for Rootfs
 </pre>

@@ Line 92: / Line 92: @@
 # resize2fs /dev/mmcblk2p2        # for Rootfs
 </pre>
 Rootfs/Boot will then be extended to all the "Rootfs"/"Boot" eMMC partitions space.

@@ Line 81: / Line 81: @@
 |... || NA || NA || 512 || 1 || ~1 MBytes (2047 blocks) || Free
 |----------------
-|Boot || mmc 0:1 || /dev/mmcblk2p1 || 1M (0x100000) || 2048 (0x800) || 24 MBytes (49152 blocks) || The kernel and the device tree (inside a ''dtbs/'' directory) are on this partition (ext4 formatted)
+|Boot || mmc 0:1 || /dev/mmcblk2p1 || 1M (0x100000) || 2048 (0x800) || 48 MBytes (98304 blocks) || The kernel and the device tree (inside a ''dtbs/'' directory) are on this partition (ext4 formatted)
 |----------------
-|Rootfs || mmc 0:2 || /dev/mmcblk2p2 || 25M (0x1900000)|| 51200 (0xc800) || Rest of space (< 7682048 blocks) || the rootfs is on this partition (ext4 formatted)
+|Rootfs || mmc 0:2 || /dev/mmcblk2p2 || 49M (0x3100000)|| 100352 (0x18800) || Rest of space (< 7632896 blocks) || the rootfs is on this partition (ext4 formatted)
 |----------------
 |}

← Older revision	Revision as of 13:36, 21 June 2017
(No difference)

@@ Line 87: / Line 87: @@
 |}
-* By default rootfs is only occupying the size of the .ext4 image flashed with U-Boot. If you want to increase the rootfs to all available free space then, after Linux has booted, use the following command:
+* By default, when flashed from U-Boot, rootfs and boot are only occupying the size of the .ext4 images used during flashing. If you want to increase the rootfs/boot size to all available free space then, after Linux has booted, use the following commands:
 <pre class="apf">
-# resize2fs /dev/mmcblk2p2
+# resize2fs /dev/mmcblk2p1        # for Boot
 </pre>
-Rootfs will then be extended to all the "Rootfs" eMMC partition space.
+Rootfs/Boot will then be extended to all the "Rootfs"/"Boot" eMMC partitions space.
 ==Links==
 * [http://fr.slideshare.net/linaroorg/intro-to-emmc http://fr.slideshare.net/linaroorg/intro-to-emmc]
 * https://fr.wikipedia.org/wiki/Master_boot_record ou http://poloastucien.free.fr/mbr_fat_secteurs_boot_h.html

@@ Line 75: / Line 75: @@
 {| border="1" cellpadding="5" cellspacing="0" summary="APF6 eMMC User data partitions details"
 |- style="background:#efefef;" align="center"
-!Name || U-Boot device  || Linux device || Offset (blocks) || Size || Comment
+!Name || U-Boot device  || Linux device || Offset (bytes) || Offset (blocks) || Size || Comment
 |----------------
-|MBR || NA || NA || 0 || 512 bytes (1 block) || Master Boot Record. (Don't touch it :-) )
+|MBR || NA || NA || 0 || 0 || 512 bytes (1 block) || Master Boot Record. (Don't touch it :-) )
 |----------------
-|... || NA || NA || 1 || ~1 MBytes (2047 blocks) || Free
+|... || NA || NA || 512 || 1 || ~1 MBytes (2047 blocks) || Free
 |----------------
-|Boot || mmc 0:1 || /dev/mmcblk2p1 || 2048 (0x800) || 24 MBytes (49152 blocks) || The kernel and the device tree (inside a ''dtbs/'' directory) are on this partition (ext4 formatted)
+|Boot || mmc 0:1 || /dev/mmcblk2p1 || 1M (0x100000) || 2048 (0x800) || 24 MBytes (49152 blocks) || The kernel and the device tree (inside a ''dtbs/'' directory) are on this partition (ext4 formatted)
 |----------------
-|Rootfs || mmc 0:2 || /dev/mmcblk2p2 || 51200 (0xc800) || Rest of space (< 7682048 blocks) || the rootfs is on this partition (ext4 formatted)
+|Rootfs || mmc 0:2 || /dev/mmcblk2p2 || 25M (0x1900000)|| 51200 (0xc800) || Rest of space (< 7682048 blocks) || the rootfs is on this partition (ext4 formatted)
 |----------------
 |}