linux-kernel - Re: [RFC,1/2] efi: Make 'efi_enabled' a function to query EFI facilities

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Message-ID: <1357314835.8203.27.camel@mfleming-mobl1.ger.corp.intel.com>
Date:	Fri, 04 Jan 2013 15:53:55 +0000
From:	Matt Fleming <matt.fleming@...el.com>
To:	sedat.dilek@...il.com
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC,1/2] efi: Make 'efi_enabled' a function to query EFI
 facilities

On Thu, 2013-01-03 at 19:35 +0100, Sedat Dilek wrote:
> [ include/linux/efi.h ]
> ...
> + * We play games with efi_enabled so that the compiler will, if
> + * possible, remove EFI-related code altogether.
>   */
> +#define EFI_BOOT		0x00000001 /* Were we booted from EFI? */
> +#define EFI_SYSTEM_TABLES	0x00000002 /* Can we use EFI system tables? */
> +#define EFI_CONFIG_TABLES	0x00000004 /* Can we use EFI config tables? */
> +#define EFI_RUNTIME_SERVICES	0x00000004 /* Can we use runtime services? */
> +#define EFI_MEMMAP		0x00000008 /* Can we use EFI memory map? */
> +#define EFI_64BIT		0x00000010 /* Is the firmware 64-bit? */
> +
> ...
> 
> 2x 0x00000004? Typo or intended?

Heh, that would be a typo. Thanks for pointing that out.

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