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From: "H. Peter Anvin" <hpa@zytor.com>
To: Takao Indoh <indou.takao@jp.fujitsu.com>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	nhorman@tuxdriver.com, kexec@lists.infradead.org,
	linux-kernel@vger.kernel.org, mingo@redhat.com,
	ebiederm@xmission.com, tglx@linutronix.de, vgoyal@redhat.com
Subject: Re: [PATCH][EFI] Run EFI in physical mode
Date: Fri, 13 Aug 2010 15:24:48 -0700	[thread overview]
Message-ID: <4C65C630.4070008@zytor.com> (raw)
In-Reply-To: <F0CB3B1C601247indou.takao@jp.fujitsu.com>

On 08/13/2010 12:18 PM, Takao Indoh wrote:
> 
> Basically EFI is in physical mode at first and it's switched to virtual
> mode after calling SetVirtualAddressMap. By applying this patch, you can
> run EFI always in physical mode. And you can also specify "virtefi" as
> kernel boot parameter to run EFI in virtual mode as before. Note that
> this patch supports only x86_64.
> 

Any hope to get a followon patch for i386 as well?  That would make it
largely a no-brainer.

Tony, does this affect ia64 in any way?

	-hpa

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WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Takao Indoh <indou.takao@jp.fujitsu.com>
Cc: linux-kernel@vger.kernel.org, kexec@lists.infradead.org,
	ebiederm@xmission.com, tglx@linutronix.de, mingo@redhat.com,
	vgoyal@redhat.com, nhorman@tuxdriver.com, "Luck,
	Tony" <tony.luck@intel.com>
Subject: Re: [PATCH][EFI] Run EFI in physical mode
Date: Fri, 13 Aug 2010 15:24:48 -0700	[thread overview]
Message-ID: <4C65C630.4070008@zytor.com> (raw)
In-Reply-To: <F0CB3B1C601247indou.takao@jp.fujitsu.com>

On 08/13/2010 12:18 PM, Takao Indoh wrote:
> 
> Basically EFI is in physical mode at first and it's switched to virtual
> mode after calling SetVirtualAddressMap. By applying this patch, you can
> run EFI always in physical mode. And you can also specify "virtefi" as
> kernel boot parameter to run EFI in virtual mode as before. Note that
> this patch supports only x86_64.
> 

Any hope to get a followon patch for i386 as well?  That would make it
largely a no-brainer.

Tony, does this affect ia64 in any way?

	-hpa

  parent reply	other threads:[~2010-08-13 22:25 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-13 19:18 [PATCH][EFI] Run EFI in physical mode Takao Indoh
2010-08-13 19:18 ` Takao Indoh
2010-08-13 22:19 ` Eric W. Biederman
2010-08-13 22:19   ` Eric W. Biederman
2010-08-16 19:30   ` Takao Indoh
2010-08-16 19:30     ` Takao Indoh
2010-08-13 22:24 ` H. Peter Anvin [this message]
2010-08-13 22:24   ` H. Peter Anvin
2010-08-13 22:33   ` Luck, Tony
2010-08-13 22:33     ` Luck, Tony
2010-08-13 23:11     ` Eric W. Biederman
2010-08-13 23:11       ` Eric W. Biederman
2010-08-13 23:16       ` H. Peter Anvin
2010-08-13 23:16         ` H. Peter Anvin
2010-08-13 23:36         ` Tony Luck
2010-08-13 23:36           ` Tony Luck
2010-08-16  1:31           ` Simon Horman
2010-08-16  1:31             ` Simon Horman
2010-08-13 22:28 ` H. Peter Anvin
2010-08-13 22:28   ` H. Peter Anvin
2010-08-16  1:43 ` huang ying
2010-08-16  1:43   ` huang ying
2010-08-16  3:27   ` H. Peter Anvin
2010-08-16  3:27     ` H. Peter Anvin
2010-08-16  4:58     ` huang ying
2010-08-16  4:58       ` huang ying
2010-08-16  5:08       ` H. Peter Anvin
2010-08-16  5:08         ` H. Peter Anvin
2010-08-16 23:39         ` Eric W. Biederman
2010-08-16 23:39           ` Eric W. Biederman
2010-08-16 23:54           ` H. Peter Anvin
2010-08-16 23:54             ` H. Peter Anvin
  -- strict thread matches above, loose matches on Subject: below --
2010-08-13 22:31 nhorman

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