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products:sbc:vim4:development:boot-sequence [2022/07/26 02:50] hyphop [Linux command-line usage] |
products:sbc:vim4:development:boot-sequence [2022/08/22 00:00] ruby [Default option] |
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+ | ~~tag> | ||
+ | |||
====== VIM4 OS Boot Priority ====== | ====== VIM4 OS Boot Priority ====== | ||
- | VIM4 is capable of booting | + | VIM4 is capable of boot-up |
<WRAP info > | <WRAP info > | ||
- | We talking there only about 1st stage SOC boot, next second stage os loading | + | This page mainly introduces |
</ | </ | ||
- | /* not sure its needed ? | + | ===== Default option ===== |
- | The OS image can be flased into the '' | + | |
- | */ | + | |
- | ===== Default boot priority ===== | + | |
- | + | ||
- | | + | |
- eMMC | - eMMC | ||
- SPI-Flash | - SPI-Flash | ||
===== U-boot shell usage ===== | ===== U-boot shell usage ===== | ||
- | We can swap the boot priority of the '' | + | We can swap the boot priority of the '' |
Change boot priority to: '' | Change boot priority to: '' | ||
Line 31: | Line 29: | ||
kvim4# kbi bootmode w spi | kvim4# kbi bootmode w spi | ||
``` | ``` | ||
+ | |||
+ | <WRAP important > | ||
+ | To make the booting priority swap take effect, you can [[# | ||
+ | </ | ||
+ | |||
===== Linux command-line usage ===== | ===== Linux command-line usage ===== | ||
Line 42: | Line 45: | ||
``` | ``` | ||
- | ==== Hot apply change | + | ==== Hot apply setting |
```sh | ```sh | ||
i2cset -f -y 6 0x18 0x91 1 | i2cset -f -y 6 0x18 0x91 1 | ||
``` | ``` | ||
+ | |||
+ | |||
+ | ===== OOWOW boot special shortcut ===== | ||
+ | |||
+ | Hold '' | ||
+ | |||
+ | <WRAP important> | ||