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authorjayalk@intworks.biz <jayalk@intworks.biz>2005-03-21 23:20:42 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2005-06-28 00:52:38 -0400
commit120bb4246a99cc6e9cc976573fcbcd0ee9d544ef (patch)
treed447957833d89dbd049259f813530fa8cc81d206 /Documentation/PCIEBUS-HOWTO.txt
parent020f46a39eb7b99a575b9f4d105fce2b142acdf1 (diff)
[PATCH] PCI Allow OutOfRange PIRQ table address
I updated this to remove unnecessary variable initialization, make check_routing be inline only and not __init, switch to strtoul, and formatting fixes as per Randy Dunlap's recommendations. I updated this to change pirq_table_addr to a long, and to add a warning msg if the PIRQ table wasn't found at the specified address, as per thread with Matthew Wilcox. In our hardware situation, the BIOS is unable to store or generate it's PIRQ table in the F0000h-100000h standard range. This patch adds a pci kernel parameter, pirqaddr to allow the bootloader (or BIOS based loader) to inform the kernel where the PIRQ table got stored. A beneficial side-effect is that, if one's BIOS uses a static address each time for it's PIRQ table, then pirqaddr can be used to avoid the $pirq search through that address block each time at boot for normal PIRQ BIOSes. Signed-off-by: Jaya Kumar <jayalk@intworks.biz> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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