linux-kernel - Re: [ahci] Failed with error -12

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Message-ID: <4563455D.80207@garzik.org>
Date:	Tue, 21 Nov 2006 13:28:45 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	"Renato S. Yamane" <renatoyamane@...dic.com.br>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [ahci] Failed with error -12

Renato S. Yamane wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> I receive this error message on boot with Kernel 2.6.18.3
> 
> relevant (I think) dmesg output:
> =======
> ahci 0000:00:1f.2: version 2.0
> ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11
> ACPI: PCI Interrupt 0000:00:1f.2[B] -> Link [LNKD] -> GSI 11 (level,
> low) -> IRQ 11
> ahci: probe of 0000:00:1f.2 failed with error -12

"-12" is ENOMEM, which means it failed to map an MMIO resource.

Either (a) you should turn on AHCI (or RAID) in BIOS, or (b) you should 
not even try to load ahci driver.

	Jeff

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