MCU / Orin UART Access

BMC can access MCU/Orin UART over LAN.

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ssh root@<BMC IP> -p 2200

To come out of the console, kill the console when you are done. To do so, use the following method.

  • Press the shift and tilde 2 times.

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    SHIFT + ~ ~


  • Finally, press the period (.) to complete.

The default UART console is Orin UART. Users can switch between MCU and UART using the below commands:

Toggle BMC_GPION1 high to select from BMC_UART to IGX Orin UART:

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gpioset -m exit \`gpiofind "bmc_gpio_n1"`=1

Example:

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root@mgx-3809:~# gpioset -m exit \`gpiofind "bmc_gpio_n1"`=1

Toggle BMC_GPION1 low to select from BMC_UART to MCU UART:

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gpioset -m exit \`gpiofind "bmc_gpio_n1"`=0

Example:

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root@mgx-3809:~# gpioset -m exit \`gpiofind "bmc_gpio_n1"`=0

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