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products:sbc:vim4:development:boot-sequence

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products:sbc:vim4:development:boot-sequence [2022/07/26 03:10]
hyphop [U-boot shell usage]
products:sbc:vim4:development:boot-sequence [2022/08/22 03:07]
hyphop old revision restored (2022/08/22 14:00)
Line 1: Line 1:
 +~~tag>VIM4 boot-sequence MCU~~
 +
 ====== VIM4 OS Boot Priority ====== ====== VIM4 OS Boot Priority ======
  
-VIM4 is capable of booting from the following devices: ''eMMC'', ''TF Card'', ''SPI Flash''+VIM4 have possibility boot-up from : ''eMMC'', ''TF Card'', ''SPI-Flash''
  
 <WRAP info > <WRAP info >
-We talking there only about 1st stage SOC boot, next second stage os loading possible for any other diveices like USB storagesNVME etc ... and depends from ''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> TF-card will always take the highest 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+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
  
 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