From: Olof Johansson <olof@lixom•net>
To: Arnd Bergmann <arnd@arndb•de>
Cc: linuxppc-dev@ozlabs•org
Subject: Re: [PATCH 8/8] Cell IOMMU fixed mapping support
Date: Tue, 29 Jan 2008 18:58:10 -0600 [thread overview]
Message-ID: <20080130005810.GB32622@lixom.net> (raw)
In-Reply-To: <200801300154.02358.arnd@arndb.de>
On Wed, Jan 30, 2008 at 01:54:01AM +0100, Arnd Bergmann wrote:
> I don't see how it should be possible here to reuse the 2-4GB range
> for anything else.
Right, that was obvious after Ben's reply as well. Michael's description
made me think the linear mapping was at bus address 2G when it wasn't.
-Olof
next prev parent reply other threads:[~2008-01-30 0:58 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-29 14:13 [PATCH 1/8] Add set_dma_ops() to match get_dma_ops() Michael Ellerman
2008-01-29 14:13 ` [PATCH 2/8] Allocate the hash table under 1G on cell Michael Ellerman
2008-01-29 14:13 ` [PATCH 3/8] Split out the logic that allocates struct iommus Michael Ellerman
2008-02-05 0:23 ` Benjamin Herrenschmidt
2008-01-29 14:14 ` [PATCH 4/8] Split cell_iommu_setup_hardware() into two parts Michael Ellerman
2008-01-29 14:14 ` [PATCH 5/8] Split out the IOMMU logic from cell_dma_dev_setup() Michael Ellerman
2008-02-05 0:26 ` Benjamin Herrenschmidt
2008-01-29 14:14 ` [PATCH 6/8] Add support to cell_iommu_setup_page_tables() for multiple windows Michael Ellerman
2008-02-05 0:26 ` Benjamin Herrenschmidt
2008-01-29 14:14 ` [PATCH 7/8] Split out the ioid fetching/checking logic Michael Ellerman
2008-02-05 0:27 ` Benjamin Herrenschmidt
2008-01-29 14:14 ` [PATCH 8/8] Cell IOMMU fixed mapping support Michael Ellerman
2008-01-29 15:15 ` Olof Johansson
2008-01-29 15:13 ` Michael Ellerman
2008-01-29 15:50 ` Olof Johansson
2008-01-30 0:54 ` Arnd Bergmann
2008-01-30 0:58 ` Olof Johansson [this message]
2008-01-29 21:18 ` Benjamin Herrenschmidt
2008-01-29 21:36 ` Olof Johansson
2008-01-29 23:56 ` Michael Ellerman
2008-01-30 0:03 ` Michael Ellerman
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