1/* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * This file has definitions for the hub and snac interfaces. 7 * 8 * Copyright (C) 1992 - 1997, 1999, 2000 Silcon Graphics, Inc. 9 * Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org) 10 */ 11#ifndef _ASM_SGI_SN_AGENT_H 12#define _ASM_SGI_SN_AGENT_H 13 14#include <asm/sn/addrs.h> 15#include <asm/sn/arch.h> 16 17#if defined(CONFIG_SGI_IP27) 18#include <asm/sn/sn0/hub.h> 19#elif defined(CONFIG_SGI_IP35) 20#include <asm/sn/sn1/hub.h> 21#endif /* !CONFIG_SGI_IP27 && !CONFIG_SGI_IP35 */ 22 23/* 24 * NIC register macros 25 */ 26 27#if defined(CONFIG_SGI_IP27) 28#define HUB_NIC_ADDR(_cpuid) \ 29 REMOTE_HUB_ADDR(COMPACT_TO_NASID_NODEID(cpu_to_node(_cpuid)), \ 30 MD_MLAN_CTL) 31#endif 32 33#define SET_HUB_NIC(_my_cpuid, _val) \ 34 (HUB_S(HUB_NIC_ADDR(_my_cpuid), (_val))) 35 36#define SET_MY_HUB_NIC(_v) \ 37 SET_HUB_NIC(cpuid(), (_v)) 38 39#define GET_HUB_NIC(_my_cpuid) \ 40 (HUB_L(HUB_NIC_ADDR(_my_cpuid))) 41 42#define GET_MY_HUB_NIC() \ 43 GET_HUB_NIC(cpuid()) 44 45#endif /* _ASM_SGI_SN_AGENT_H */ 46