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products:sbc:edge2:hardware:boot-sequence

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products:sbc:edge2:hardware:boot-sequence [2022/08/29 02:55]
hyphop [OOWOW mode]
products:sbc:edge2:hardware:boot-sequence [2022/08/29 03:06] (current)
hyphop [SPL loader]
Line 13: Line 13:
   * SPL-loader scan special areas for next [[#U-Boot-loader]] by ''SD'' => ''eMMC'' => ''SPI-FLash''    * SPL-loader scan special areas for next [[#U-Boot-loader]] by ''SD'' => ''eMMC'' => ''SPI-FLash'' 
  
 +<tabbox common logs>
  
 ```log spl-boot-example.log ```log spl-boot-example.log
Line 34: Line 35:
 ... ...
 ``` ```
 +
 +<tabbox oowow-mode logs >
  
 ```log log spl-boot-oowow-mode-example.log ```log log spl-boot-oowow-mode-example.log
Line 52: Line 55:
 ... ...
 ``` ```
 +
 +</tabbox>
 +
  
 ===== U-Boot loader ===== ===== U-Boot loader =====
Line 75: Line 81:
 ==== OS boot configuration - extlinux config ==== ==== OS boot configuration - extlinux config ====
  
 +Basic example:
 +
 +```conf extlinux/extlinux.conf 
 +menu background /logo.bmp
 +LABEL Default
 +  LINUX /Image
 +  INITRD /initrd.img
 +  FDTDIR /dtb
 +  APPEND ${bootargs} earlycon=uart8250,mmio32,0xfeb50000 console=ttyFIQ0 console=tty0 irqchip.gicv3_pseudo_nmi=0 root=LABEL=ROOTFS rootflags=data=writeback rw rootfstype=ext4
 +timeout  10
 +default Default
 +```
  
 ===== OOWOW mode ===== ===== OOWOW mode =====
Line 83: Line 101:
   * under running OS via special [[#MCU-register-for-start-oowow]] - software way       * under running OS via special [[#MCU-register-for-start-oowow]] - software way    
 WIP: WIP:
- 
- 
-==== MCU register for start oowow ==== 
- 
  
  
Line 94: Line 108:
  
 ==== OOWOW rescue mode ==== ==== OOWOW rescue mode ====
 +
 +WIP:
 +
 +==== MCU register for start oowow ====
  
 WIP: WIP:
  
Last modified: 2022/08/29 02:55 by hyphop