From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Wed, 5 Aug 2015 17:04:01 -0300
Subject: Initial import

---
 arch/ia64/include/asm/mmzone.h | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 arch/ia64/include/asm/mmzone.h

(limited to 'arch/ia64/include/asm/mmzone.h')

diff --git a/arch/ia64/include/asm/mmzone.h b/arch/ia64/include/asm/mmzone.h
new file mode 100644
index 000000000..e0de61709
--- /dev/null
+++ b/arch/ia64/include/asm/mmzone.h
@@ -0,0 +1,42 @@
+/*
+ * 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) 2000,2003 Silicon Graphics, Inc.  All rights reserved.
+ * Copyright (c) 2002 NEC Corp.
+ * Copyright (c) 2002 Erich Focht <efocht@ess.nec.de>
+ * Copyright (c) 2002 Kimio Suganuma <k-suganuma@da.jp.nec.com>
+ */
+#ifndef _ASM_IA64_MMZONE_H
+#define _ASM_IA64_MMZONE_H
+
+#include <linux/numa.h>
+#include <asm/page.h>
+#include <asm/meminit.h>
+
+#ifdef CONFIG_NUMA
+
+static inline int pfn_to_nid(unsigned long pfn)
+{
+	extern int paddr_to_nid(unsigned long);
+	int nid = paddr_to_nid(pfn << PAGE_SHIFT);
+	if (nid < 0)
+		return 0;
+	else
+		return nid;
+}
+
+#ifdef CONFIG_IA64_DIG /* DIG systems are small */
+# define MAX_PHYSNODE_ID	8
+# define NR_NODE_MEMBLKS	(MAX_NUMNODES * 8)
+#else /* sn2 is the biggest case, so we use that if !DIG */
+# define MAX_PHYSNODE_ID	2048
+# define NR_NODE_MEMBLKS	(MAX_NUMNODES * 4)
+#endif
+
+#else /* CONFIG_NUMA */
+# define NR_NODE_MEMBLKS	(MAX_NUMNODES * 4)
+#endif /* CONFIG_NUMA */
+
+#endif /* _ASM_IA64_MMZONE_H */
-- 
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