1 files changed, 47 insertions, 0 deletions

diff --git a/include/asm-mips/sn/agent.h b/include/asm-mips/sn/agent.h
new file mode 100644
index 000000000000..d6df13aaed49
--- /dev/null
+++ b/include/asm-mips/sn/agent.h
@@ -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.
+ *
+ * This file has definitions for the hub and snac interfaces.
+ *
+ * Copyright (C) 1992 - 1997, 1999, 2000 Silcon Graphics, Inc.
+ * Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org)
+ */
+#ifndef _ASM_SGI_SN_AGENT_H
+#define _ASM_SGI_SN_AGENT_H
+
+#include <linux/config.h>
+#include <linux/topology.h>
+#include <asm/sn/addrs.h>
+#include <asm/sn/arch.h>
+
+#if defined(CONFIG_SGI_IP27)
+#include <asm/sn/sn0/hub.h>
+#elif defined(CONFIG_SGI_IP35)
+#include <asm/sn/sn1/hub.h>
+#endif  /* !CONFIG_SGI_IP27 && !CONFIG_SGI_IP35 */
+
+/*
+ * NIC register macros
+ */
+
+#if defined(CONFIG_SGI_IP27)
+#define HUB_NIC_ADDR(_cpuid)                                               \
+        REMOTE_HUB_ADDR(COMPACT_TO_NASID_NODEID(cpu_to_node(_cpuid)),       \
+                MD_MLAN_CTL)
+#endif
+
+#define SET_HUB_NIC(_my_cpuid, _val)                                       \
+        (HUB_S(HUB_NIC_ADDR(_my_cpuid), (_val)))
+
+#define SET_MY_HUB_NIC(_v)                                                 \
+        SET_HUB_NIC(cpuid(), (_v))
+
+#define GET_HUB_NIC(_my_cpuid)                                             \
+        (HUB_L(HUB_NIC_ADDR(_my_cpuid)))
+
+#define GET_MY_HUB_NIC()                                                   \
+        GET_HUB_NIC(cpuid())
+
+#endif /* _ASM_SGI_SN_AGENT_H */