From: Bjorn Helgaas <bjorn.helgaas@hp.com>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Zhao Forrest <forrest.zhao@gmail.com>, linux-acpi@vger.kernel.org
Subject: Re: A question about CONFIG_SERIAL_ACPI
Date: Thu, 25 Jan 2007 08:58:30 -0700 [thread overview]
Message-ID: <200701250858.30758.bjorn.helgaas@hp.com> (raw)
In-Reply-To: <20070125105918.GA12979@srcf.ucam.org>
On Thursday 25 January 2007 03:59, Matthew Garrett wrote:
> On Thu, Jan 25, 2007 at 06:23:25PM +0800, Zhao Forrest wrote:
> > I found that kernel 2.4.21 has CONFIG_SERIAL_ACPI, but 2.6 kernel and
> > later 2.4 kernel remove this kernel config option.
> > Has CONFIG_SERIAL_ACPI become the default option and been built into kernel?
>
> The support has been merged into the PNP serial driver.
To get the functionality that CONFIG_SERIAL_ACPI used to provide, you
now need:
CONFIG_ACPI
CONFIG_PNP
CONFIG_PNPACPI
CONFIG_SERIAL_8250
CONFIG_SERIAL_8250_PNP
Most of those should be set by default, but sometimes people miss
CONFIG_PNPACPI.
prev parent reply other threads:[~2007-01-25 15:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-25 10:23 A question about CONFIG_SERIAL_ACPI Zhao Forrest
2007-01-25 10:59 ` Matthew Garrett
2007-01-25 15:58 ` Bjorn Helgaas [this message]
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