On Oct 25, 2014, at 14:01, Konstantin Belousov <k...@freebsd.org> wrote: > > Author: kib > Date: Sat Oct 25 21:01:50 2014 > New Revision: 273647 > URL: https://svnweb.freebsd.org/changeset/base/273647 > > Log: > Set the caching mode for the usermode mapping of the HPET registers > page to uncached. > > Reviewed by: rpaulo > Sponsored by: The FreeBSD Foundation > MFC after: 1 week > > Modified: > head/sys/dev/acpica/acpi_hpet.c > > Modified: head/sys/dev/acpica/acpi_hpet.c > ============================================================================== > --- head/sys/dev/acpica/acpi_hpet.c Sat Oct 25 20:42:47 2014 > (r273646) > +++ head/sys/dev/acpica/acpi_hpet.c Sat Oct 25 21:01:50 2014 > (r273647) > @@ -356,6 +356,7 @@ hpet_mmap(struct cdev *cdev, vm_ooffset_ > if (!sc->mmap_allow_write && (nprot & PROT_WRITE)) > return (EPERM); > *paddr = rman_get_start(sc->mem_res) + offset; > + *memattr = VM_MEMATTR_UNCACHEABLE; > > return (0); > }
Thanks! -- Rui Paulo _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
