linux-kernel - Re: [PATCH 5/7] efi: Get the secure boot status [ver #3]

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Date:   Fri, 25 Nov 2016 12:51:09 +0000
From:   David Howells <dhowells@...hat.com>
To:     Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:     dhowells@...hat.com,
        James Bottomley <James.Bottomley@...senpartnership.com>,
        "linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux-security-module <linux-security-module@...r.kernel.org>,
        Lukas Wunner <lukas@...ner.de>, keyrings@...r.kernel.org,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 5/7] efi: Get the secure boot status [ver #3]

Ard Biesheuvel <ard.biesheuvel@...aro.org> wrote:

> There is a 'revision' field in the header ('hdr') of the EFI system
> table, so something like

Is this the same as the fw_revision in the system table?

	#define EFI_2_60_SYSTEM_TABLE_REVISION ((2<<16) | (60))
	#define EFI_2_50_SYSTEM_TABLE_REVISION ((2<<16) | (50))
	#define EFI_2_40_SYSTEM_TABLE_REVISION ((2<<16) | (40))
	...

David