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1da177e4 LT |
1 | /* |
2 | * acpi.h - ACPI Interface | |
3 | * | |
4 | * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> | |
5 | * | |
6 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | * | |
22 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
23 | */ | |
24 | ||
25 | #ifndef _LINUX_ACPI_H | |
26 | #define _LINUX_ACPI_H | |
27 | ||
443dea72 | 28 | #include <linux/ioport.h> /* for struct resource */ |
3f5948fa | 29 | |
25be5e6c LB |
30 | #ifdef CONFIG_ACPI |
31 | ||
1da177e4 LT |
32 | #ifndef _LINUX |
33 | #define _LINUX | |
34 | #endif | |
35 | ||
36 | #include <linux/list.h> | |
29b71a1c | 37 | #include <linux/mod_devicetable.h> |
1da177e4 LT |
38 | |
39 | #include <acpi/acpi.h> | |
40 | #include <acpi/acpi_bus.h> | |
41 | #include <acpi/acpi_drivers.h> | |
762834e8 | 42 | #include <acpi/acpi_numa.h> |
1da177e4 | 43 | #include <asm/acpi.h> |
d4b7dc49 | 44 | #include <linux/dmi.h> |
1da177e4 LT |
45 | |
46 | ||
1da177e4 LT |
47 | enum acpi_irq_model_id { |
48 | ACPI_IRQ_MODEL_PIC = 0, | |
49 | ACPI_IRQ_MODEL_IOAPIC, | |
50 | ACPI_IRQ_MODEL_IOSAPIC, | |
3948ec94 | 51 | ACPI_IRQ_MODEL_PLATFORM, |
1da177e4 LT |
52 | ACPI_IRQ_MODEL_COUNT |
53 | }; | |
54 | ||
55 | extern enum acpi_irq_model_id acpi_irq_model; | |
56 | ||
1da177e4 LT |
57 | enum acpi_interrupt_id { |
58 | ACPI_INTERRUPT_PMI = 1, | |
59 | ACPI_INTERRUPT_INIT, | |
60 | ACPI_INTERRUPT_CPEI, | |
61 | ACPI_INTERRUPT_COUNT | |
62 | }; | |
63 | ||
64 | #define ACPI_SPACE_MEM 0 | |
65 | ||
1da177e4 LT |
66 | enum acpi_address_range_id { |
67 | ACPI_ADDRESS_RANGE_MEMORY = 1, | |
68 | ACPI_ADDRESS_RANGE_RESERVED = 2, | |
69 | ACPI_ADDRESS_RANGE_ACPI = 3, | |
70 | ACPI_ADDRESS_RANGE_NVS = 4, | |
71 | ACPI_ADDRESS_RANGE_COUNT | |
72 | }; | |
73 | ||
1da177e4 | 74 | |
1da177e4 LT |
75 | /* Table Handlers */ |
76 | ||
15a58ed1 | 77 | typedef int (*acpi_table_handler) (struct acpi_table_header *table); |
1da177e4 | 78 | |
5a8765a8 | 79 | typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end); |
1da177e4 LT |
80 | |
81 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); | |
1da177e4 LT |
82 | int acpi_boot_init (void); |
83 | int acpi_boot_table_init (void); | |
84 | int acpi_numa_init (void); | |
85 | ||
86 | int acpi_table_init (void); | |
ceb6c468 | 87 | int acpi_table_parse (char *id, acpi_table_handler handler); |
6eb87fed LB |
88 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
89 | int entry_id, acpi_table_entry_handler handler, unsigned int max_entries); | |
5a8765a8 | 90 | int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries); |
ceb6c468 | 91 | int acpi_parse_mcfg (struct acpi_table_header *header); |
5f3b1a8b | 92 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
1da177e4 LT |
93 | |
94 | /* the following four functions are architecture-dependent */ | |
762834e8 YG |
95 | #ifdef CONFIG_HAVE_ARCH_PARSE_SRAT |
96 | #define NR_NODE_MEMBLKS MAX_NUMNODES | |
97 | #define acpi_numa_slit_init(slit) do {} while (0) | |
98 | #define acpi_numa_processor_affinity_init(pa) do {} while (0) | |
99 | #define acpi_numa_memory_affinity_init(ma) do {} while (0) | |
100 | #define acpi_numa_arch_fixup() do {} while (0) | |
101 | #else | |
1da177e4 | 102 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
15a58ed1 AS |
103 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
104 | void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); | |
1da177e4 | 105 | void acpi_numa_arch_fixup(void); |
762834e8 | 106 | #endif |
1da177e4 LT |
107 | |
108 | #ifdef CONFIG_ACPI_HOTPLUG_CPU | |
109 | /* Arch dependent functions for cpu hotplug support */ | |
110 | int acpi_map_lsapic(acpi_handle handle, int *pcpu); | |
111 | int acpi_unmap_lsapic(int cpu); | |
112 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ | |
113 | ||
b1bb248a KK |
114 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
115 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
5229e87d | 116 | void acpi_irq_stats_init(void); |
5229e87d | 117 | extern u32 acpi_irq_handled; |
1da177e4 | 118 | |
15a58ed1 | 119 | extern struct acpi_mcfg_allocation *pci_mmcfg_config; |
54549391 | 120 | extern int pci_mmcfg_config_num; |
1da177e4 | 121 | |
c255d844 | 122 | extern int sbf_port; |
77afcf78 | 123 | extern unsigned long acpi_realmode_flags; |
1da177e4 | 124 | |
50eca3eb | 125 | int acpi_register_gsi (u32 gsi, int triggering, int polarity); |
1da177e4 LT |
126 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
127 | ||
61fd47e0 SL |
128 | #ifdef CONFIG_X86_IO_APIC |
129 | extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity); | |
130 | #else | |
131 | #define acpi_get_override_irq(bus, trigger, polarity) (-1) | |
132 | #endif | |
1da177e4 LT |
133 | /* |
134 | * This function undoes the effect of one call to acpi_register_gsi(). | |
135 | * If this matches the last registration, any IRQ resources for gsi | |
136 | * are freed. | |
137 | */ | |
1da177e4 | 138 | void acpi_unregister_gsi (u32 gsi); |
1da177e4 | 139 | |
1da177e4 LT |
140 | struct acpi_prt_entry { |
141 | struct list_head node; | |
142 | struct acpi_pci_id id; | |
143 | u8 pin; | |
144 | struct { | |
145 | acpi_handle handle; | |
146 | u32 index; | |
147 | } link; | |
148 | u32 irq; | |
149 | }; | |
150 | ||
151 | struct acpi_prt_list { | |
152 | int count; | |
153 | struct list_head entries; | |
154 | }; | |
155 | ||
156 | struct pci_dev; | |
157 | ||
158 | int acpi_pci_irq_enable (struct pci_dev *dev); | |
c9c3e457 | 159 | void acpi_penalize_isa_irq(int irq, int active); |
1da177e4 | 160 | |
1da177e4 | 161 | void acpi_pci_irq_disable (struct pci_dev *dev); |
1da177e4 LT |
162 | |
163 | struct acpi_pci_driver { | |
164 | struct acpi_pci_driver *next; | |
165 | int (*add)(acpi_handle handle); | |
166 | void (*remove)(acpi_handle handle); | |
167 | }; | |
168 | ||
169 | int acpi_pci_register_driver(struct acpi_pci_driver *driver); | |
170 | void acpi_pci_unregister_driver(struct acpi_pci_driver *driver); | |
171 | ||
1da177e4 LT |
172 | #ifdef CONFIG_ACPI_EC |
173 | ||
174 | extern int ec_read(u8 addr, u8 *val); | |
175 | extern int ec_write(u8 addr, u8 val); | |
d7a76e4c LP |
176 | extern int ec_transaction(u8 command, |
177 | const u8 *wdata, unsigned wdata_len, | |
00eb43a1 LP |
178 | u8 *rdata, unsigned rdata_len, |
179 | int force_poll); | |
1da177e4 LT |
180 | |
181 | #endif /*CONFIG_ACPI_EC*/ | |
182 | ||
bff431e4 CC |
183 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
184 | ||
185 | typedef void (*wmi_notify_handler) (u32 value, void *context); | |
186 | ||
187 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
188 | u32 method_id, | |
189 | const struct acpi_buffer *in, | |
190 | struct acpi_buffer *out); | |
191 | extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
192 | struct acpi_buffer *out); | |
193 | extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
194 | const struct acpi_buffer *in); | |
195 | extern acpi_status wmi_install_notify_handler(const char *guid, | |
196 | wmi_notify_handler handler, void *data); | |
197 | extern acpi_status wmi_remove_notify_handler(const char *guid); | |
198 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); | |
199 | extern bool wmi_has_guid(const char *guid); | |
200 | ||
201 | #endif /* CONFIG_ACPI_WMI */ | |
202 | ||
1da177e4 | 203 | extern int acpi_blacklisted(void); |
d4b7dc49 LB |
204 | #ifdef CONFIG_DMI |
205 | extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); | |
206 | #endif | |
1da177e4 | 207 | |
1da177e4 LT |
208 | #ifdef CONFIG_ACPI_NUMA |
209 | int acpi_get_pxm(acpi_handle handle); | |
1e3590e2 | 210 | int acpi_get_node(acpi_handle *handle); |
1da177e4 LT |
211 | #else |
212 | static inline int acpi_get_pxm(acpi_handle handle) | |
213 | { | |
214 | return 0; | |
215 | } | |
1e3590e2 YG |
216 | static inline int acpi_get_node(acpi_handle *handle) |
217 | { | |
218 | return 0; | |
219 | } | |
1da177e4 | 220 | #endif |
1e3590e2 | 221 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
1da177e4 LT |
222 | |
223 | extern int pnpacpi_disabled; | |
224 | ||
3484d798 DR |
225 | #define PXM_INVAL (-1) |
226 | #define NID_INVAL (-1) | |
227 | ||
443dea72 TR |
228 | int acpi_check_resource_conflict(struct resource *res); |
229 | ||
df92e695 TR |
230 | int acpi_check_region(resource_size_t start, resource_size_t n, |
231 | const char *name); | |
232 | int acpi_check_mem_region(resource_size_t start, resource_size_t n, | |
233 | const char *name); | |
234 | ||
53de49f5 AM |
235 | #else /* CONFIG_ACPI */ |
236 | ||
237 | static inline int acpi_boot_init(void) | |
238 | { | |
239 | return 0; | |
240 | } | |
241 | ||
242 | static inline int acpi_boot_table_init(void) | |
243 | { | |
244 | return 0; | |
245 | } | |
246 | ||
443dea72 TR |
247 | static inline int acpi_check_resource_conflict(struct resource *res) |
248 | { | |
249 | return 0; | |
250 | } | |
251 | ||
df92e695 TR |
252 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
253 | const char *name) | |
254 | { | |
255 | return 0; | |
256 | } | |
257 | ||
258 | static inline int acpi_check_mem_region(resource_size_t start, | |
259 | resource_size_t n, const char *name) | |
260 | { | |
261 | return 0; | |
262 | } | |
263 | ||
d4b7dc49 | 264 | #endif /* !CONFIG_ACPI */ |
25be5e6c | 265 | #endif /*_LINUX_ACPI_H*/ |