2 * acpi.h - ACPI Interface
4 * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
6 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.
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.
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
22 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
35 #include <linux/list.h>
36 #include <linux/mod_devicetable.h>
38 #include <acpi/acpi.h>
39 #include <acpi/acpi_bus.h>
40 #include <acpi/acpi_drivers.h>
41 #include <acpi/acpi_numa.h>
43 #include <linux/dmi.h>
48 enum acpi_irq_model_id {
49 ACPI_IRQ_MODEL_PIC = 0,
50 ACPI_IRQ_MODEL_IOAPIC,
51 ACPI_IRQ_MODEL_IOSAPIC,
52 ACPI_IRQ_MODEL_PLATFORM,
56 extern enum acpi_irq_model_id acpi_irq_model;
58 enum acpi_interrupt_id {
59 ACPI_INTERRUPT_PMI = 1,
65 #define ACPI_SPACE_MEM 0
67 enum acpi_address_range_id {
68 ACPI_ADDRESS_RANGE_MEMORY = 1,
69 ACPI_ADDRESS_RANGE_RESERVED = 2,
70 ACPI_ADDRESS_RANGE_ACPI = 3,
71 ACPI_ADDRESS_RANGE_NVS = 4,
72 ACPI_ADDRESS_RANGE_COUNT
78 typedef int (*acpi_table_handler) (struct acpi_table_header *table);
80 typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end);
82 char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
83 unsigned long acpi_find_rsdp (void);
84 int acpi_boot_init (void);
85 int acpi_boot_table_init (void);
86 int acpi_numa_init (void);
88 int acpi_table_init (void);
89 int acpi_table_parse (char *id, acpi_table_handler handler);
90 int __init acpi_table_parse_entries(char *id, unsigned long table_size,
91 int entry_id, acpi_table_entry_handler handler, unsigned int max_entries);
92 int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries);
93 int acpi_parse_mcfg (struct acpi_table_header *header);
94 void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
96 /* the following four functions are architecture-dependent */
97 #ifdef CONFIG_HAVE_ARCH_PARSE_SRAT
98 #define NR_NODE_MEMBLKS MAX_NUMNODES
99 #define acpi_numa_slit_init(slit) do {} while (0)
100 #define acpi_numa_processor_affinity_init(pa) do {} while (0)
101 #define acpi_numa_memory_affinity_init(ma) do {} while (0)
102 #define acpi_numa_arch_fixup() do {} while (0)
104 void acpi_numa_slit_init (struct acpi_table_slit *slit);
105 void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
106 void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
107 void acpi_numa_arch_fixup(void);
110 #ifdef CONFIG_ACPI_HOTPLUG_CPU
111 /* Arch dependent functions for cpu hotplug support */
112 int acpi_map_lsapic(acpi_handle handle, int *pcpu);
113 int acpi_unmap_lsapic(int cpu);
114 #endif /* CONFIG_ACPI_HOTPLUG_CPU */
116 int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
117 int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
119 extern int acpi_mp_config;
121 extern struct acpi_mcfg_allocation *pci_mmcfg_config;
122 extern int pci_mmcfg_config_num;
125 extern unsigned long acpi_realmode_flags;
127 #else /* !CONFIG_ACPI */
129 #define acpi_mp_config 0
131 #endif /* !CONFIG_ACPI */
133 int acpi_register_gsi (u32 gsi, int triggering, int polarity);
134 int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
136 #ifdef CONFIG_X86_IO_APIC
137 extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity);
139 #define acpi_get_override_irq(bus, trigger, polarity) (-1)
142 * This function undoes the effect of one call to acpi_register_gsi().
143 * If this matches the last registration, any IRQ resources for gsi
146 void acpi_unregister_gsi (u32 gsi);
150 struct acpi_prt_entry {
151 struct list_head node;
152 struct acpi_pci_id id;
161 struct acpi_prt_list {
163 struct list_head entries;
168 int acpi_pci_irq_enable (struct pci_dev *dev);
169 void acpi_penalize_isa_irq(int irq, int active);
171 void acpi_pci_irq_disable (struct pci_dev *dev);
173 struct acpi_pci_driver {
174 struct acpi_pci_driver *next;
175 int (*add)(acpi_handle handle);
176 void (*remove)(acpi_handle handle);
179 int acpi_pci_register_driver(struct acpi_pci_driver *driver);
180 void acpi_pci_unregister_driver(struct acpi_pci_driver *driver);
182 #endif /* CONFIG_ACPI */
184 #ifdef CONFIG_ACPI_EC
186 extern int ec_read(u8 addr, u8 *val);
187 extern int ec_write(u8 addr, u8 val);
188 extern int ec_transaction(u8 command,
189 const u8 *wdata, unsigned wdata_len,
190 u8 *rdata, unsigned rdata_len,
193 #endif /*CONFIG_ACPI_EC*/
195 extern int acpi_blacklisted(void);
197 extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
200 #ifdef CONFIG_ACPI_NUMA
201 int acpi_get_pxm(acpi_handle handle);
202 int acpi_get_node(acpi_handle *handle);
204 static inline int acpi_get_pxm(acpi_handle handle)
208 static inline int acpi_get_node(acpi_handle *handle)
213 extern int acpi_paddr_to_node(u64 start_addr, u64 size);
215 extern int pnpacpi_disabled;
217 #define PXM_INVAL (-1)
218 #define NID_INVAL (-1)
220 #else /* CONFIG_ACPI */
222 static inline int acpi_boot_init(void)
227 static inline int acpi_boot_table_init(void)
232 #endif /* !CONFIG_ACPI */
233 #endif /*_LINUX_ACPI_H*/