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Difference between revisions of "RockpiS/partitions"

(Created page with "{{rockpiS_header}} {{Languages|rockpiS/partitions}} ROCK Pi S > Partitions The official ROCK Pi S image uses GPT partition table f...")
 
 
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=== Official Linux image partitions ===
 
=== Official Linux image partitions ===
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ROCK Pi S system image, which is generated Before December 18, 2019, includes five partitions.
  
 
<pre>
 
<pre>
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</pre>
 
</pre>
  
 +
ROCK Pi S system image, which is generated after December 18, 2019, includes two partitions.
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<pre>
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| Part Number | Offset | Name    | Description                |
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| ----------- | ------ | ------- | -------------------------- |
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|            | 32KB  | loader1 | First stage loader        |
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|            | 8MB    | loader2 | U-boot image              |
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|            | 12MB  | trust  | ATF                        |
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| 1          | 16MB  | boot    | Kernel partition, bootable |
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| 2          | 128MB  | rootfs  | Rootfs                    |
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</pre>
  
 
Offset when writing using '''dd'''
 
Offset when writing using '''dd'''
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     dd if=boot.img        of=/dev/sdx seek=32768  
 
     dd if=boot.img        of=/dev/sdx seek=32768  
 
     dd if=rootfs.img      of=/dev/sdx seek=262144
 
     dd if=rootfs.img      of=/dev/sdx seek=262144
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Take u-boot update as an example.
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 +
  dd if=uboot.img of=/dev/mmcblk0 bs=512 seek=16384

Latest revision as of 07:55, 31 December 2019

    ROCK Pi S >  Partitions

The official ROCK Pi S image uses GPT partition table for Linux.

Official Linux image partitions

ROCK Pi S system image, which is generated Before December 18, 2019, includes five partitions.

| Part Number | Offset | Name    | Description                |
| ----------- | ------ | ------- | -------------------------- |
| 1           | 32KB   | loader1 | First stage loader         |
| 2           | 8MB    | loader2 | U-boot image               |
| 3           | 12MB   | trust   | ATF                        |
| 4           | 16MB   | boot    | Kernel partition, bootable |
| 5           | 128MB  | rootfs  | Rootfs                     |

ROCK Pi S system image, which is generated after December 18, 2019, includes two partitions.

| Part Number | Offset | Name    | Description                |
| ----------- | ------ | ------- | -------------------------- |
|             | 32KB   | loader1 | First stage loader         |
|             | 8MB    | loader2 | U-boot image               |
|             | 12MB   | trust   | ATF                        |
| 1           | 16MB   | boot    | Kernel partition, bootable |
| 2           | 128MB  | rootfs  | Rootfs                     |

Offset when writing using dd

   dd if=idbloader.img   of=/dev/sdx seek=64
   dd if=uboot.img       of=/dev/sdx seek=16384 
   dd if=trust.img       of=/dev/sdx seek=24576 
   dd if=boot.img        of=/dev/sdx seek=32768 
   dd if=rootfs.img      of=/dev/sdx seek=262144

Take u-boot update as an example.

 dd if=uboot.img of=/dev/mmcblk0 bs=512 seek=16384