1/*
 2 * linux/include/asm-generic/topology.h
 3 *
 4 * Written by: Matthew Dobson, IBM Corporation
 5 *
 6 * Copyright (C) 2002, IBM Corp.
 7 *
 8 * All rights reserved.
 9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
18 * NON INFRINGEMENT.  See the GNU General Public License for more
19 * details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *
25 * Send feedback to <colpatch@us.ibm.com>
26 */
27#ifndef _ASM_GENERIC_TOPOLOGY_H
28#define _ASM_GENERIC_TOPOLOGY_H
29
30#ifndef	CONFIG_NUMA
31
32/* Other architectures wishing to use this simple topology API should fill
33   in the below functions as appropriate in their own <asm/topology.h> file. */
34#ifndef cpu_to_node
35#define cpu_to_node(cpu)	((void)(cpu),0)
36#endif
37#ifndef set_numa_node
38#define set_numa_node(node)
39#endif
40#ifndef set_cpu_numa_node
41#define set_cpu_numa_node(cpu, node)
42#endif
43#ifndef cpu_to_mem
44#define cpu_to_mem(cpu)		((void)(cpu),0)
45#endif
46
47#ifndef parent_node
48#define parent_node(node)	((void)(node),0)
49#endif
50#ifndef cpumask_of_node
51#define cpumask_of_node(node)	((void)node, cpu_online_mask)
 
 
 
 
52#endif
53#ifndef pcibus_to_node
54#define pcibus_to_node(bus)	((void)(bus), -1)
55#endif
56
57#ifndef cpumask_of_pcibus
58#define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
59				 cpu_all_mask :				\
60				 cpumask_of_node(pcibus_to_node(bus)))
61#endif
62
63#endif	/* CONFIG_NUMA */
64
65#if !defined(CONFIG_NUMA) || !defined(CONFIG_HAVE_MEMORYLESS_NODES)
66
67#ifndef set_numa_mem
68#define set_numa_mem(node)
69#endif
70#ifndef set_cpu_numa_mem
71#define set_cpu_numa_mem(cpu, node)
72#endif
73
74#endif	/* !CONFIG_NUMA || !CONFIG_HAVE_MEMORYLESS_NODES */
75
76#endif /* _ASM_GENERIC_TOPOLOGY_H */

 1/*
 2 * linux/include/asm-generic/topology.h
 3 *
 4 * Written by: Matthew Dobson, IBM Corporation
 5 *
 6 * Copyright (C) 2002, IBM Corp.
 7 *
 8 * All rights reserved.
 9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
18 * NON INFRINGEMENT.  See the GNU General Public License for more
19 * details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *
25 * Send feedback to <colpatch@us.ibm.com>
26 */
27#ifndef _ASM_GENERIC_TOPOLOGY_H
28#define _ASM_GENERIC_TOPOLOGY_H
29
30#ifndef	CONFIG_NUMA
31
32/* Other architectures wishing to use this simple topology API should fill
33   in the below functions as appropriate in their own <asm/topology.h> file. */
34#ifndef cpu_to_node
35#define cpu_to_node(cpu)	((void)(cpu),0)
36#endif
37#ifndef set_numa_node
38#define set_numa_node(node)
39#endif
40#ifndef set_cpu_numa_node
41#define set_cpu_numa_node(cpu, node)
42#endif
43#ifndef cpu_to_mem
44#define cpu_to_mem(cpu)		((void)(cpu),0)
45#endif
46
 
 
 
47#ifndef cpumask_of_node
48  #ifdef CONFIG_NEED_MULTIPLE_NODES
49    #define cpumask_of_node(node)	((node) == 0 ? cpu_online_mask : cpu_none_mask)
50  #else
51    #define cpumask_of_node(node)	((void)(node), cpu_online_mask)
52  #endif
53#endif
54#ifndef pcibus_to_node
55#define pcibus_to_node(bus)	((void)(bus), -1)
56#endif
57
58#ifndef cpumask_of_pcibus
59#define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
60				 cpu_all_mask :				\
61				 cpumask_of_node(pcibus_to_node(bus)))
62#endif
63
64#endif	/* CONFIG_NUMA */
65
66#if !defined(CONFIG_NUMA) || !defined(CONFIG_HAVE_MEMORYLESS_NODES)
67
68#ifndef set_numa_mem
69#define set_numa_mem(node)
70#endif
71#ifndef set_cpu_numa_mem
72#define set_cpu_numa_mem(cpu, node)
73#endif
74
75#endif	/* !CONFIG_NUMA || !CONFIG_HAVE_MEMORYLESS_NODES */
76
77#endif /* _ASM_GENERIC_TOPOLOGY_H */