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x86: arch specific support for remapping HPET MSIs

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x86 arch support for remapping HPET MSI's by associating the HPET timer block
with the interrupt-remapping HW unit and setting up appropriate irq_chip

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Jay Fenlason <fenlason@redhat.com>
LKML-Reference: <20090804190729.630510000@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Suresh Siddha
2009-08-04 12:07:09 -07:00
committed by Thomas Gleixner
parent 20f3097bfe
commit c8bc6f3c80
4 changed files with 47 additions and 11 deletions
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arch/x86/kernel/acpi/boot.c
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@@ -624,6 +624,7 @@ static int __init acpi_parse_hpet(struct acpi_table_header *table)
}
hpet_address = hpet_tbl->address.address;
hpet_blockid = hpet_tbl->sequence;
/*
* Some broken BIOSes advertise HPET at 0x0. We really do not