PERFORCE change 32451 for review
Juli Mallett
jmallett at FreeBSD.org
Mon Jun 2 22:29:06 PDT 2003
http://perforce.freebsd.org/chv.cgi?CH=32451
Change 32451 by jmallett at jmallett_dalek on 2003/06/02 22:28:50
Use a better pagesize for hardware.
Affected files ...
.. //depot/projects/mips/sys/mips/include/param.h#11 edit
Differences ...
==== //depot/projects/mips/sys/mips/include/param.h#11 (text+ko) ====
@@ -10,10 +10,11 @@
#endif
/*
- * We use an 8K page on MIPS systems. Override PAGE_* definitions
- * to compile-time constants.
+ * We use a 4K page on MIPS systems. Override PAGE_* definitions
+ * to compile-time constants. 4K means we don't have to set up
+ * PageMask, and our VPNs line up nicely.
*/
-#define PAGE_SHIFT 13
+#define PAGE_SHIFT 12
#define PAGE_SIZE (1 << PAGE_SHIFT)
#define PAGE_MASK (PAGE_SIZE - 1)
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