Difference between revisions of "How to boot from sd-card"

Revision as of 03:57, 18 June 2019

STEP 1 : Get tools.

TBD

The tools must be run linux OS like Ubuntu.

STEP 2 : Get images.

Get the latest release images (from PM) .

STEP 3 :

Put images to tool's fold, like :

sdboot.sh
rockdev/image/parameter.txt
rockdev/image/boot.img
… …

STEP 4 : Get sd-card Node.

Before inserting sd-card to PC，Input the following command in terminal :

ls /dev/sd*

After inserting sd-card to PC，Input the following command in terminal :

ls /dev/sd*

The added node is for sd-card .

STEP 5 : Burn sd-card .

Insert sd-card, cd tools's path . Then input the following command :

./sdboot.sh sdX

[Note : sdX is the node getting from STEP 4 .]

NOTE：

1. It's beter if SD-card is more than 8GB and Class 10 high speed card .

2. The following case is OK for booting from SD-card .

(1) Without eMMC.

(2) EMMC is empty.

(3) EMMC is burned Debian OS.

3. If e-MMC is burned Android, the device CANNOT boot from sd-card .

@@ Line 1: / Line 1: @@
+'''STEP 1 :<span style="color:#FF0000;"></span>&nbsp;Get tools.'''
+TBD
+The tools must be run linux OS like&nbsp;Ubuntu.
+'''STEP 2 : Get images.'''
+Get the latest release images (from PM) .
+'''STEP 3&nbsp;:&nbsp;'''
+Put images to tool's fold, like :
+sdboot.sh<br/>rockdev/image/parameter.txt<br/>rockdev/image/boot.img<br/>… …
+'''STEP 4 : Get sd-card Node.'''
+Before inserting sd-card to PC，Input the following command in terminal :
+''<span style="background-color:#D3D3D3;">ls /dev/sd*</span>''
+After inserting sd-card to PC，Input the following command in terminal :
+''<span style="background-color:#D3D3D3;">ls /dev/sd*</span>''
+The added node is for sd-card .
+'''STEP 5 : Burn sd-card .'''
+Insert sd-card, cd tools's path . Then input the following command :
+./sdboot.sh <span style="color:#FF0000;">sdX</span>
+<span style="color:#FF0000;">[Note : sdX is the node getting from STEP 4 .]</span>
 <span style="color:#FF0000;">'''NOTE：'''</span>