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Date: Wed, 24 Oct 2007 09:52:45 +0200 From: Jiri Slaby <jirislaby@...il.com> To: joncglenn <joncglenn@...mail.com> CC: linux-kernel@...r.kernel.org Subject: Re: Mapping PCI memory to user-space On 10/24/2007 08:59 AM, joncglenn wrote: > I am writing a driver to map a PCI board memory space (pcibar2) into a > user-space vma via 'mmap'. What is the relationship between the address > returned from ioremap and the type of address needed in the > 'io_remap_page_range' or 'remap_pfn_range' functions? How about the > following? (I am developing under RHEL4 and a 2.6.9 kernel) I think you can use the method used for exporting pci resources in /sys. See pci_mmap_resource. Don't know if this was yet in 2.6.9... regards, -- Jiri Slaby (jirislaby@...il.com) Faculty of Informatics, Masaryk University - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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