1 files changed, 67 insertions, 0 deletions
diff --git a/arch/ia64/sn/include/xtalk/hubdev.h b/arch/ia64/sn/include/xtalk/hubdev.h
new file mode 100644
index 000000000000..868e7ecae84b
--- /dev/null
+++ b/arch/ia64/sn/include/xtalk/hubdev.h
@@ -0,0 +1,67 @@
+/*
+ * 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, 2000-2004 Silicon Graphics, Inc. All rights reserved.
+ */
+#ifndef _ASM_IA64_SN_XTALK_HUBDEV_H
+#define _ASM_IA64_SN_XTALK_HUBDEV_H
+
+#define HUB_WIDGET_ID_MAX 0xf
+#define DEV_PER_WIDGET (2*2*8)
+#define IIO_ITTE_WIDGET_BITS    4       /* size of widget field */
+#define IIO_ITTE_WIDGET_MASK    ((1<<IIO_ITTE_WIDGET_BITS)-1)
+#define IIO_ITTE_WIDGET_SHIFT   8
+
+/*
+ * Use the top big window as a surrogate for the first small window
+ */
+#define SWIN0_BIGWIN            HUB_NUM_BIG_WINDOW
+#define IIO_NUM_ITTES   7
+#define HUB_NUM_BIG_WINDOW      (IIO_NUM_ITTES - 1)
+
+struct sn_flush_device_list {
+	int sfdl_bus;
+	int sfdl_slot;
+	int sfdl_pin;
+	struct bar_list {
+		unsigned long start;
+		unsigned long end;
+	} sfdl_bar_list[6];
+	unsigned long sfdl_force_int_addr;
+	unsigned long sfdl_flush_value;
+	volatile unsigned long *sfdl_flush_addr;
+	uint64_t sfdl_persistent_busnum;
+	struct pcibus_info *sfdl_pcibus_info;
+	spinlock_t sfdl_flush_lock;
+};
+
+/*
+ * **widget_p - Used as an array[wid_num][device] of sn_flush_device_list.
+ */
+struct sn_flush_nasid_entry  {
+	struct sn_flush_device_list **widget_p; /* Used as a array of wid_num */
+	uint64_t iio_itte[8];
+};
+
+struct hubdev_info {
+	geoid_t				hdi_geoid;
+	short				hdi_nasid;
+	short				hdi_peer_nasid;   /* Dual Porting Peer */
+
+	struct sn_flush_nasid_entry	hdi_flush_nasid_list;
+	struct xwidget_info		hdi_xwidget_info[HUB_WIDGET_ID_MAX + 1];
+
+
+	void				*hdi_nodepda;
+	void				*hdi_node_vertex;
+	void				*hdi_xtalk_vertex;
+};
+
+extern void hubdev_init_node(nodepda_t *, cnodeid_t);
+extern void hub_error_init(struct hubdev_info *);
+extern void ice_error_init(struct hubdev_info *);
+
+
+#endif /* _ASM_IA64_SN_XTALK_HUBDEV_H */