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From: Kip Macy <kmacy@FreeBSD.org>
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Subject: PERFORCE change 93103 for review
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http://perforce.freebsd.org/chv.cgi?CH=93103

Change 93103 by kmacy@kmacy_storage:sun4v_work on 2006/03/10 09:03:07

	we're currently setting the context area in the TTE tag
	consequently we need to set the TSB context index to -1

Affected files ...

.. //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/tsb.c#10 edit

Differences ...

==== //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/tsb.c#10 (text+ko) ====

@@ -83,14 +83,18 @@
 	hvtsb->hvtsb_idxpgsz = TTE8K;
 	hvtsb->hvtsb_assoc = 1;
 	hvtsb->hvtsb_ntte = (PAGE_SIZE >> TTE_SHIFT);
-	hvtsb->hvtsb_ctx_index = 0;
+	hvtsb->hvtsb_ctx_index = -1;    /* TSBs aren't shared so if we don't 
+					 * set the context in the TTEs we can 
+					 * simplify miss handling slightly
+					 */
 	hvtsb->hvtsb_pgszs = TSB8K;
 	hvtsb->hvtsb_rsvd = 0;
 	hvtsb->hvtsb_pa = VM_PAGE_TO_PHYS(m);
 
 	tsb_pages = hvtsb->hvtsb_ntte >> (PAGE_SHIFT - TTE_SHIFT);
 	*scratchval = hvtsb->hvtsb_pa | tsb_pages;
-	
+
+	printf("hvtsb_pa=0x%lx\n", hvtsb->hvtsb_pa);
 	return vtophys(hvtsb);
 }