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From: Rudolf Marek <r.marek@assembler.cz>
To: Mary Strodl <mstrodl@freedom.csh.rit.edu>,
	Christian Gmeiner <christian.gmeiner@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Matthew Wilcox <willy@infradead.org>,
	Christoph Hellwig <hch@infradead.org>,
	Mary Strodl <mstrodl@csh.rit.edu>,
	linux-kernel@vger.kernel.org, urezki@gmail.com,
	linux-mm@kvack.org, lee@kernel.org, andi.shyti@kernel.org,
	linux-i2c@vger.kernel.org, s.hauer@pengutronix.de
Subject: Re: [PATCH 1/3] mm: vmalloc: export __vmalloc_node_range
Date: Fri, 19 Jul 2024 21:59:37 +0200	[thread overview]
Message-ID: <b3d6d20d-1b14-447f-a6b2-aa7712df1156@assembler.cz> (raw)
In-Reply-To: <ZppU8FhsFd9cB-Fi@freedom.csh.rit.edu>

Hi,

Dne 19. 07. 24 v 13:58 Mary Strodl napsal(a):
> I think this is good discussion, thanks for sharing your thoughts
> everybody.

I would suggest to simply run the BIOS code of this interface in usermode. Sort of similar to VM86 VESA stuff.
Last time I looked into this it used STI/CLI/RDMSR/WRMSR and couple of I/O ports and cf8/cfc for PCI.

Thanks,
Rudolf


  parent reply	other threads:[~2024-07-19 20:03 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-18  1:15 [PATCH 0/3] Add support for Congatec CGEB BIOS interface Mary Strodl
2024-07-18  1:15 ` [PATCH 1/3] mm: vmalloc: export __vmalloc_node_range Mary Strodl
2024-07-18  2:53   ` Andrew Morton
2024-07-18 12:29     ` Mary Strodl
2024-07-18  3:04   ` Christoph Hellwig
2024-07-18 12:40     ` Mary Strodl
2024-07-18 12:45       ` Matthew Wilcox
2024-07-18 12:49         ` Christoph Hellwig
2024-07-18 12:53           ` Matthew Wilcox
2024-07-18 13:20             ` Mary Strodl
2024-07-18 21:31               ` Andrew Morton
2024-07-18 21:35                 ` Matthew Wilcox
2024-07-18 21:39                   ` Andrew Morton
2024-07-19  6:41                     ` Christian Gmeiner
2024-07-19 11:58                       ` Mary Strodl
2024-07-19 12:42                         ` Matthew Wilcox
2024-07-24  0:00                           ` Andrew Morton
2024-07-24  0:16                             ` Matthew Wilcox
2024-07-24  1:36                               ` Christoph Hellwig
2024-07-19 19:59                         ` Rudolf Marek [this message]
2024-07-22 14:54                           ` Mary Strodl
2024-07-18  1:15 ` [PATCH 2/3] x86: Add basic support for the Congatec CGEB BIOS interface Mary Strodl
2024-07-18  3:56   ` kernel test robot
2024-07-18 14:01   ` kernel test robot
2024-07-18  1:15 ` [PATCH 3/3] i2c: Add Congatec CGEB I2C driver Mary Strodl

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