| commit | f4df73c2914a49bf6a55896aaecb0563c955e167 | |
| author | Thomas Gleixner <tglx@linutronix.de> | |
| Fri, 16 Nov 2007 02:41:50 +0000 (15 21:41 -0500) | ||
| committer | Thomas Gleixner <tglx@apollo.(none)> | |
| Sat, 17 Nov 2007 15:27:01 +0000 (17 16:27 +0100) | ||
| tree | aa4cce2f8e3dce442f145fc2c71b6c7d9840ffe4 | treesnapshot (tar.gz zip) |
| parent | bbbd99955bfe84c9ae63f51db946a7bcd21f48be | commitdiff |
x86: add hpet sanity checks
Some BIOSes advertise HPET at 0x0. We really do no want to
allocate a resource there. Check for it and leave early.
Other BIOSes tell us the HPET is at 0xfed0000000000000
instead of 0xfed00000. Add a check and fix it up with a warning
on user request.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Some BIOSes advertise HPET at 0x0. We really do no want to
allocate a resource there. Check for it and leave early.
Other BIOSes tell us the HPET is at 0xfed0000000000000
instead of 0xfed00000. Add a check and fix it up with a warning
on user request.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| arch/x86/kernel/acpi/boot.c | diffblobblamehistory |