From: Dmitriy Tochansky <toch@dfpost.ru>
To: linux-mips@linux-mips.org
Subject: Re: mmap problem
Date: Wed, 8 Dec 2004 10:35:42 +0300 [thread overview]
Message-ID: <20041208103542.6964f84f.toch@dfpost.ru> (raw)
In-Reply-To: <BAY15-F22AE91D0812E86B5F51579AFB60@phx.gbl>
On Wed, 08 Dec 2004 13:28:30 +0600
"Alexey Shinkin" <alexshinkin@hotmail.com> wrote:
> Hi !
>
> On Au1550 code like yours works
>
> I use ioremap_nocache(PhysAddr,length) to get access from kernel
> level.
Yes, it works. Even just ioremap()
> For access from userland I don't set any vm_flags in drivers' mmap()
> ,
> vma->vm_flags is set by kernel to 0x40FB (VM_IO is set and
> VM_LOCKED isn't).
I tryed it - same result. :(
>
> And , as Dan said , pci_resource_* functions used for getting valid
> PCI memory address
Done! :)
next prev parent reply other threads:[~2004-12-08 7:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-08 7:28 mmap problem Alexey Shinkin
2004-12-08 7:35 ` Dmitriy Tochansky [this message]
-- strict thread matches above, loose matches on Subject: below --
2004-12-07 15:42 Dmitriy Tochansky
2004-12-07 15:42 ` Dmitriy Tochansky
2004-12-07 15:57 ` Dan Malek
2004-12-08 7:40 ` Dmitriy Tochansky
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