Re: [Openipmi-developer] [PATCH 0/5] ia64 ioremap, DMI, EFI system table

Matt Domsch
2006-01-30T17:11:33Z

On Thu, Jan 19, 2006 at 01:10:57PM -0700, Bjorn Helgaas wrote:
> OK, here's a set of patches to (hopefully) clean up this area
> a bit:
>
> 1 Simplify efi_mem_attribute_range() so I can use it both for
> /dev/mem validation and ioremap() attribute checking.
>
> 2 Make ia64 ioremap() check memory attributes, so it works for
> plain memory that only supports write-back access, as well as
> for MMIO space that only supports uncacheable access.
>
> 3 DMI ioremaps too much space, which makes it fail on machines
> where the SMBIOS table is near the end of a memory region.
>
> 4 Keep EFI table addresses as physical, not virtual. The SMBIOS
> address was physical on x86 but virtual on ia64, which broke
> dmi_scan_machine().
>
> 5 Use smarter ioremap() implementation to remove some cruft in
> acpi_os_{read,write,map}_memory(). This one's just an optional
> cleanup; I don't think it fixes any bugs.

This set of patches works for me on my IA64 Tiger4 (Dell PowerEdge
7250) in kernel 2.6.16-rc1-mm4. modprobe ipmi_si successfully
automatically finds the IPMI controller now.

Thanks Bjorn for doing a more complete cleanup in support of this!

Thanks,
Matt

--
Matt Domsch
Software Architect
Dell Linux Solutions linux.dell.com & www.dell.com/linux
Linux on Dell mailing lists @ http://lists.us.dell.com