Patch looks good. If BIOS does not report HPET on more of such systems we may have to add other chipsets in ICH9 family (ICH9_8, ...) as well.
Acked-by: Venkatesh Pallipadi <[EMAIL PROTECTED]> >-----Original Message----- >From: Alistair John Strachan [mailto:[EMAIL PROTECTED] >Sent: Sunday, January 27, 2008 6:33 AM >To: Pallipadi, Venkatesh >Cc: Ingo Molnar; Linux Kernel Mailing List; Alistair John Strachan >Subject: [PATCH] Force enable HPET on (some?) ICH9 boards > >Some consumer ICH9 boards (such as the Abit IP35 Pro) do not >provide a BIOS >option for enabling the HPET. The same ICH workaround used for >6,7,8 can be >applied to 9. Here I enable the only PCI id that was visible >on my system. > >I have confirmed the HPETs work both from userspace and as a >clocksource for >the running kernel (2.6.24 here) after applying this patch. > >Force enabled HPET at base address 0xfed00000 >hpet clockevent registered >hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0 >hpet0: 4 64-bit timers, 14318180 Hz > >Signed-off-by: Alistair John Strachan <[EMAIL PROTECTED]> > >--- > arch/x86/kernel/quirks.c | 2 ++ > 1 files changed, 2 insertions(+), 0 deletions(-) > >diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c >index fab30e1..150ba29 100644 >--- a/arch/x86/kernel/quirks.c >+++ b/arch/x86/kernel/quirks.c >@@ -162,6 +162,8 @@ >DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, >PCI_DEVICE_ID_INTEL_ICH7_31, > ich_force_enable_hpet); > DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, >PCI_DEVICE_ID_INTEL_ICH8_1, > ich_force_enable_hpet); >+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, >PCI_DEVICE_ID_INTEL_ICH9_7, >+ ich_force_enable_hpet); > > > static struct pci_dev *cached_dev; > >-- >Cheers, >Alistair. > >137/1 Warrender Park Road, Edinburgh, UK. > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
