48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* This file has definitions for the hub and snac interfaces.
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*
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* Copyright (C) 1992 - 1997, 1999, 2000 Silcon Graphics, Inc.
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* Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org)
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*/
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#ifndef _ASM_SGI_SN_AGENT_H
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#define _ASM_SGI_SN_AGENT_H
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#include <linux/config.h>
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#include <linux/topology.h>
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#include <asm/sn/addrs.h>
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#include <asm/sn/arch.h>
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#if defined(CONFIG_SGI_IP27)
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#include <asm/sn/sn0/hub.h>
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#elif defined(CONFIG_SGI_IP35)
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#include <asm/sn/sn1/hub.h>
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#endif /* !CONFIG_SGI_IP27 && !CONFIG_SGI_IP35 */
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/*
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* NIC register macros
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*/
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#if defined(CONFIG_SGI_IP27)
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#define HUB_NIC_ADDR(_cpuid) \
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REMOTE_HUB_ADDR(COMPACT_TO_NASID_NODEID(cpu_to_node(_cpuid)), \
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MD_MLAN_CTL)
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#endif
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#define SET_HUB_NIC(_my_cpuid, _val) \
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(HUB_S(HUB_NIC_ADDR(_my_cpuid), (_val)))
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#define SET_MY_HUB_NIC(_v) \
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SET_HUB_NIC(cpuid(), (_v))
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#define GET_HUB_NIC(_my_cpuid) \
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(HUB_L(HUB_NIC_ADDR(_my_cpuid)))
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#define GET_MY_HUB_NIC() \
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GET_HUB_NIC(cpuid())
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#endif /* _ASM_SGI_SN_AGENT_H */
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