Commit | Line | Data |
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1da177e4 | 1 | /* |
1da177e4 LT |
2 | * Copyright (C) 1999 VA Linux Systems |
3 | * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> | |
4 | * Copyright (C) 2000,2001 J.I. Lee <jung-ik.lee@intel.com> | |
5 | * Copyright (C) 2001,2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> | |
6 | * | |
7 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
22 | * | |
23 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
24 | */ | |
25 | ||
26 | #ifndef _ASM_ACPI_H | |
27 | #define _ASM_ACPI_H | |
28 | ||
29 | #ifdef __KERNEL__ | |
30 | ||
35729449 VP |
31 | #include <acpi/pdc_intel.h> |
32 | ||
1da177e4 LT |
33 | #include <linux/init.h> |
34 | #include <linux/numa.h> | |
2c6e6db4 | 35 | #include <asm/numa.h> |
1da177e4 | 36 | |
e56d953d | 37 | #ifdef CONFIG_ACPI |
247dba58 | 38 | extern int acpi_lapic; |
1da177e4 LT |
39 | #define acpi_disabled 0 /* ACPI always enabled on IA64 */ |
40 | #define acpi_noirq 0 /* ACPI always enabled on IA64 */ | |
41 | #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */ | |
42 | #define acpi_strict 1 /* no ACPI spec workarounds on IA64 */ | |
b50154d5 GG |
43 | |
44 | static inline bool acpi_has_cpu_in_madt(void) | |
45 | { | |
46 | return !!acpi_lapic; | |
47 | } | |
e56d953d | 48 | #endif |
c1c30634 | 49 | #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */ |
1da177e4 LT |
50 | static inline void disable_acpi(void) { } |
51 | ||
d868080d | 52 | #ifdef CONFIG_IA64_GENERIC |
1da177e4 | 53 | const char *acpi_get_sysname (void); |
d868080d AC |
54 | #else |
55 | static inline const char *acpi_get_sysname (void) | |
56 | { | |
57 | # if defined (CONFIG_IA64_HP_SIM) | |
58 | return "hpsim"; | |
59 | # elif defined (CONFIG_IA64_HP_ZX1) | |
60 | return "hpzx1"; | |
61 | # elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB) | |
62 | return "hpzx1_swiotlb"; | |
63 | # elif defined (CONFIG_IA64_SGI_SN2) | |
64 | return "sn2"; | |
65 | # elif defined (CONFIG_IA64_SGI_UV) | |
66 | return "uv"; | |
67 | # elif defined (CONFIG_IA64_DIG) | |
68 | return "dig"; | |
d868080d AC |
69 | # elif defined(CONFIG_IA64_DIG_VTD) |
70 | return "dig_vtd"; | |
71 | # else | |
72 | # error Unknown platform. Fix acpi.c. | |
73 | # endif | |
74 | } | |
75 | #endif | |
1da177e4 LT |
76 | int acpi_request_vector (u32 int_type); |
77 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); | |
78 | ||
f1a2003e RW |
79 | /* Low-level suspend routine. */ |
80 | extern int acpi_suspend_lowlevel(void); | |
c41b93fb | 81 | |
e8b2fd01 LB |
82 | extern unsigned long acpi_wakeup_address; |
83 | ||
55e59c51 AR |
84 | /* |
85 | * Record the cpei override flag and current logical cpu. This is | |
86 | * useful for CPU removal. | |
87 | */ | |
88 | extern unsigned int can_cpei_retarget(void); | |
89 | extern unsigned int is_cpu_cpei_target(unsigned int cpu); | |
90 | extern void set_cpei_target_cpu(unsigned int cpu); | |
91 | extern unsigned int get_cpei_target_cpu(void); | |
a6b14fa6 | 92 | extern void prefill_possible_map(void); |
2c6e6db4 | 93 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
a6b14fa6 | 94 | extern int additional_cpus; |
2c6e6db4 | 95 | #else |
96 | #define additional_cpus 0 | |
97 | #endif | |
55e59c51 | 98 | |
1da177e4 | 99 | #ifdef CONFIG_ACPI_NUMA |
0d9adec5 JS |
100 | #if MAX_NUMNODES > 256 |
101 | #define MAX_PXM_DOMAINS MAX_NUMNODES | |
3ad5ef8b | 102 | #else |
1da177e4 | 103 | #define MAX_PXM_DOMAINS (256) |
3ad5ef8b | 104 | #endif |
5b5e76e9 | 105 | extern int pxm_to_nid_map[MAX_PXM_DOMAINS]; |
1da177e4 LT |
106 | extern int __initdata nid_to_pxm_map[MAX_NUMNODES]; |
107 | #endif | |
108 | ||
1d9cb470 | 109 | static inline bool arch_has_acpi_pdc(void) { return true; } |
6c5807d7 AC |
110 | static inline void arch_acpi_set_pdc_bits(u32 *buf) |
111 | { | |
112 | buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP; | |
113 | } | |
1d9cb470 | 114 | |
bde6f5f5 VP |
115 | #define acpi_unlazy_tlb(x) |
116 | ||
2c6e6db4 | 117 | #ifdef CONFIG_ACPI_NUMA |
118 | extern cpumask_t early_cpu_possible_map; | |
119 | #define for_each_possible_early_cpu(cpu) \ | |
5d2068da | 120 | for_each_cpu((cpu), &early_cpu_possible_map) |
2c6e6db4 | 121 | |
122 | static inline void per_cpu_scan_finalize(int min_cpus, int reserve_cpus) | |
123 | { | |
124 | int low_cpu, high_cpu; | |
125 | int cpu; | |
126 | int next_nid = 0; | |
127 | ||
5d2068da | 128 | low_cpu = cpumask_weight(&early_cpu_possible_map); |
2c6e6db4 | 129 | |
130 | high_cpu = max(low_cpu, min_cpus); | |
131 | high_cpu = min(high_cpu + reserve_cpus, NR_CPUS); | |
132 | ||
133 | for (cpu = low_cpu; cpu < high_cpu; cpu++) { | |
5d2068da | 134 | cpumask_set_cpu(cpu, &early_cpu_possible_map); |
2c6e6db4 | 135 | if (node_cpuid[cpu].nid == NUMA_NO_NODE) { |
136 | node_cpuid[cpu].nid = next_nid; | |
137 | next_nid++; | |
138 | if (next_nid >= num_online_nodes()) | |
139 | next_nid = 0; | |
140 | } | |
141 | } | |
142 | } | |
312521d0 RR |
143 | |
144 | extern void acpi_numa_fixup(void); | |
145 | ||
2c6e6db4 | 146 | #endif /* CONFIG_ACPI_NUMA */ |
147 | ||
1da177e4 LT |
148 | #endif /*__KERNEL__*/ |
149 | ||
150 | #endif /*_ASM_ACPI_H*/ |