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Diffstat (limited to 'arch/mips/include/asm/sn/agent.h')
-rw-r--r--arch/mips/include/asm/sn/agent.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/mips/include/asm/sn/agent.h b/arch/mips/include/asm/sn/agent.h
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index 000000000000..ac4ea85c3a5c
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+++ b/arch/mips/include/asm/sn/agent.h
@@ -0,0 +1,46 @@
+/*
+ * 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/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 */