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path: root/sys/arch/mvme88k/dev/pcctworeg.h
AgeCommit message (Collapse)Author
2009-03-04When handling clock interrupts, check the overflow counter to know how manyMiod Vallat
times hardclock() needs to be invoked; fixes clock drift found on 197DP with SMP kernels.
2006-04-27Adjust sizes for the mandatory 1:1 mappings created in pmap_bootstrap().Miod Vallat
Saves up to 12KB of no longer necessary page tables.
2004-04-24Preliminary switch to an mvme88k bus_space world. Not all drivers have beenMiod Vallat
converted yet, and they rely upon some linear mappings provided by bus_space. In order to not impact performance, almost all the bus_space accesses go through macros and inline functions. This currently restricts us to D16 and D32 access modes, which are selected at compilation time. Since there are no plans to support D8 vme devices in the future, this is acceptable for now. This makes the "len" locator for vme devices go away, and allows to simplify some code which was using the pcctwo device, and will now directly access hardware which is known to exist, rather than wait until the device is attached. While there, try to enforce more interrupt vector number checks, since these changes pointed out that dart(4) had been working correctly so far by sheer luck only.
2002-01-14volatile police.Miod Vallat
2001-12-22MVME917 documentation comment.Steve Murphree
2001-12-16Revert the mvme88k to 20011212. Recent changes had not been merged correctly,Miod Vallat
and I am fed up with dissecting diffs to put back code that disappeared. This will likely be fixed shortly.
2001-12-13Support for MVME197 completed. Fix SPL defs.Steve Murphree
1998-12-15Commit for the first real OpenBSD mvme88k port.Steve Murphree
1997-03-03Third try at importing the mvme88k port. This is a working kernelDale S. Rahn
from nivas. Userland and compiler still need to be worked on. Make certain what directory the import is done from.