patch-2.4.19 linux-2.4.19/arch/ia64/sn/io/sn1/ip37.c

• Lines: 48
• Date: Fri Aug 2 17:39:43 2002
• Orig file: linux-2.4.18/arch/ia64/sn/io/sn1/ip37.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN linux-2.4.18/arch/ia64/sn/io/sn1/ip37.c linux-2.4.19/arch/ia64/sn/io/sn1/ip37.c
@@ -0,0 +1,47 @@
+/* 
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1992 - 1997, 2000-2002 Silicon Graphics, Inc. All rights reserved.
+ */
+
+/*
+ * ip37.c
+ *	Support for IP35/IP37 machines
+ */
+
+#include <linux/types.h>
+
+#include <asm/sn/sgi.h>
+#include <asm/sn/io.h>
+#include <asm/sn/klconfig.h>
+#include <asm/sn/pci/bridge.h>     /* for bridge_t */
+
+
+xwidgetnum_t
+hub_widget_id(nasid_t nasid)
+{
+	hubii_wcr_t	ii_wcr;	/* the control status register */
+		
+	ii_wcr.wcr_reg_value = REMOTE_HUB_L(nasid,IIO_WCR);
+
+	return ii_wcr.wcr_fields_s.wcr_widget_id;
+}
+
+int
+is_fine_dirmode(void)
+{
+	return (((LOCAL_HUB_L(LB_REV_ID) & LRI_SYSTEM_SIZE_MASK)
+		>> LRI_SYSTEM_SIZE_SHFT) == SYSTEM_SIZE_SMALL);
+
+}
+
+
+void
+ni_reset_port(void)
+{
+	LOCAL_HUB_S(NI_RESET_ENABLE, NRE_RESETOK);
+	LOCAL_HUB_S(NI_PORT_RESET, NPR_PORTRESET | NPR_LOCALRESET);
+}