Module Name:    src
Committed By:   jdc
Date:           Wed Sep 19 20:34:58 UTC 2012

Modified Files:
        src/sys/arch/sparc64/dev: mkclock.c

Log Message:
Use the PROM mapping for the clock, if it exists.
Allows the clock on the Tadpole SPARCle to attach.
Idea from r1.43 of OpenBSD sys/arch/sparc64/sparc64/clock.c


To generate a diff of this commit:
cvs rdiff -u -r1.10 -r1.11 src/sys/arch/sparc64/dev/mkclock.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/arch/sparc64/dev/mkclock.c
diff -u src/sys/arch/sparc64/dev/mkclock.c:1.10 src/sys/arch/sparc64/dev/mkclock.c:1.11
--- src/sys/arch/sparc64/dev/mkclock.c:1.10	Sat Aug 11 21:48:30 2012
+++ src/sys/arch/sparc64/dev/mkclock.c	Wed Sep 19 20:34:57 2012
@@ -1,4 +1,4 @@
-/*	$NetBSD: mkclock.c,v 1.10 2012/08/11 21:48:30 mrg Exp $ */
+/*	$NetBSD: mkclock.c,v 1.11 2012/09/19 20:34:57 jdc Exp $ */
 
 /*
  * Copyright (c) 1992, 1993
@@ -55,7 +55,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: mkclock.c,v 1.10 2012/08/11 21:48:30 mrg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mkclock.c,v 1.11 2012/09/19 20:34:57 jdc Exp $");
 
 /*    
  * Clock driver for 'mkclock' - Mostek MK48Txx TOD clock.
@@ -204,7 +204,11 @@ mkclock_ebus_attach(struct device *paren
 	/* hard code to 8K? */
 	sz = ea->ea_reg[0].size;
 
-	if (bus_space_map(sc->sc_bst,
+	/* Use the PROM address if there. */
+	if (ea->ea_nvaddr)
+		sparc_promaddr_to_handle(sc->sc_bst, ea->ea_vaddr[0],
+			&sc->sc_bsh);
+	else if (bus_space_map(sc->sc_bst,
 			 EBUS_ADDR_FROM_REG(&ea->ea_reg[0]),
 			 sz,
 			 BUS_SPACE_MAP_LINEAR,

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