Has anyone tried the bios serial console? I tried to use some adapters and access it, but I can’t have a console. -checked if tx,rx are inthe wrong pins -followed the tutorial using the minicom -checked if the cables are well conected Anyone got any ideia to try another way to access the bios se…

Serial console access

Zaza April 23, 2021, 4:55pm 3

I have a couple MAX3232 UART <> RS232 devices and couple CP210 UART <> USB bridge devices and I’m scratching my head trying to get a serial console running on UART2 (GPIO pins 6,8,10) or UART0 (GPIO pins 9,11,13). On the Rock Pi X side I’m using CentOS 8 and I’ve tried every combination of console=ttyS0,115200 [or ttyS1, or ttyS2] on the GRUB kernel line at boot. I’ve also tried enabling serial-getty services for ttyS0, ttyS1, and ttyS2, but appending to the kernel line should do the job in an…

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