Re: [PATCH] x86: Setup early console as early as possible

From: Pekka Enberg
Date: Mon Jul 12 2010 - 04:59:08 EST


Hi Yinghai,

Yinghai Lu wrote:
Analyze "console=uart8250,io,0x3f8,115200n8" in i386_start_kernel/x86_64_start_kernel,
and call setup_early_serial8250_console() to init early serial console.

only can handle io port kind of 8250. because mmio need ioremap.

Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>

What's the purpose of this patch? Does it make my early boot I/O patch obsolete?

Pekka
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