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products:sbc:vim4:development:boot-sequence

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products:sbc:vim4:development:boot-sequence [2022/08/13 00:00]
ruby [VIM4 OS Booting Priority]
products:sbc:vim4:development:boot-sequence [2022/08/22 02:02]
ruby [U-boot shell usage]
Line 1: Line 1:
 ~~tag>VIM4 boot-sequence MCU~~ ~~tag>VIM4 boot-sequence MCU~~
  
-====== VIM4 OS Booting Priority ======+====== VIM4 OS Boot Priority ======
  
-VIM4 booting in operating system in ''eMMC'', ''TF Card'', or ''SPI-Flash''+VIM4 have possibility boot-up from : ''eMMC'', ''TF Card'', ''SPI-Flash''
  
 <WRAP info > <WRAP info >
-In this pageyou will know that Khadas SBC booting-up sequence for other medium, such as USB storage,NVMe,ect, depends on ''U-Boot'' configurations.+We talking there only about 1st stage SOC boot 
 +next second stage OS loading possible for any other devices like USB storage's, 
 +NVMe etc ... and depends from ''u-boot'' configurations
 </WRAP> </WRAP>
- 
-/* not sure its needed ? 
-The OS image can be flased into the ''eMMC'', ''TF Card'' or ''SPI-Flash''. 
-*/ 
  
 ===== Default boot priority ===== ===== Default boot priority =====
  
-  - TF-Card <wrap important> top priority</wrap>+  - TF-Card <wrap important> higher priority</wrap>
   - eMMC   - eMMC
   - SPI-Flash   - SPI-Flash
  
-===== U-Boot shell usage ===== +===== U-boot shell usage ===== 
-We can swap the boot priority of the ''eMMC'' and ''SPI-Flash'' via the [[products:sbc:vim4:development:kbi|KBI(Khadas Boot Instructions)]] from u-boot shell+You can change the boot priority of the ''eMMC'' and ''SPI-Flash'' via the [[products:sbc:vim4:development:kbi|KBI(Khadas Boot Instructions)]] from u-boot shell
  
 Change boot priority to: ''TF-Card => eMMC => SPI-Flash'' Change boot priority to: ''TF-Card => eMMC => SPI-Flash''
Last modified: 2022/08/22 03:33 by hyphop