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

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Message-ID: <CA+icZUWcAuwp4dPStfdgcnZdjhBkEgK54ogGzptfsoL_O5rRxw@mail.gmail.com>
Date:	Thu, 3 Jan 2013 19:35:57 +0100
From:	Sedat Dilek <sedat.dilek@...il.com>
To:	Matt Fleming <matt.fleming@...el.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC,1/2] efi: Make 'efi_enabled' a function to query EFI facilities

[ 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?

- Sedat -

[1] https://patchwork.kernel.org/patch/1927781/
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