File: /usr/src/linux/include/asm-ia64/sn/agent.h
1 /* $Id$
2 *
3 * This file is subject to the terms and conditions of the GNU General Public
4 * License. See the file "COPYING" in the main directory of this archive
5 * for more details.
6 *
7 * This file has definitions for the hub and snac interfaces.
8 *
9 * Copyright (C) 1992 - 1997, 1999 Silcon Graphics, Inc.
10 * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org)
11 */
12 #ifndef _ASM_SGI_SN_AGENT_H
13 #define _ASM_SGI_SN_AGENT_H
14
15 #include <linux/config.h>
16
17 #include <asm/sn/addrs.h>
18 #include <asm/sn/arch.h>
19 //#include <asm/sn/io.h>
20
21 #if defined(CONFIG_SGI_IP35) || defined(CONFIG_IA64_SGI_SN1) || defined(CONFIG_IA64_GENERIC)
22 #include <asm/sn/sn1/bedrock.h>
23 #endif /* CONFIG_SGI_IP35 */
24
25 /*
26 * NIC register macros
27 */
28
29 #if defined(CONFIG_SGI_IP35) || defined(CONFIG_IA64_SGI_SN1) || defined(CONFIG_IA64_GENERIC)
30 #define HUB_NIC_ADDR(_cpuid) \
31 REMOTE_HUB_ADDR(COMPACT_TO_NASID_NODEID(cputocnode(_cpuid)), \
32 LB_MICROLAN_CTL)
33 #endif
34
35 #define SET_HUB_NIC(_my_cpuid, _val) \
36 (HUB_S(HUB_NIC_ADDR(_my_cpuid), (_val)))
37
38 #define SET_MY_HUB_NIC(_v) \
39 SET_HUB_NIC(cpuid(), (_v))
40
41 #define GET_HUB_NIC(_my_cpuid) \
42 (HUB_L(HUB_NIC_ADDR(_my_cpuid)))
43
44 #define GET_MY_HUB_NIC() \
45 GET_HUB_NIC(cpuid())
46
47 #endif /* _ASM_SGI_SN_AGENT_H */
48