Messages in this thread | | | Subject | Re: ARC no console output (was Re: [PATCH 1/2] init/console: Use ttynull as a fallback when there is no console) | From | Vineet Gupta <> | Date | Thu, 7 Jan 2021 08:43:16 -0800 |
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Hi John,
On 1/7/21 1:02 AM, John Ogness wrote: > Hi Vineet, > > On 2021-01-06, Vineet Gupta <vgupta@synopsys.com> wrote: >> This breaks ARC booting (no output on console). > > Could you provide the kernel boot arguments that you use? This series is > partly about addressing users that have used boot arguments that are > technically incorrect (even if had worked). Seeing the boot arguments of > users that are not experiencing problems may help to reveal some of the > unusual console usages until now.
Kernel command line: earlycon=uart8250,mmio32,0xf0005000,115200n8 console=ttyS0,115200n8 debug print-fatal-signals=1
And we do have serial driver built-in.
Thx, -Vineet
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