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>
46 enum acpi_irq_model_id {
47 ACPI_IRQ_MODEL_PIC = 0,
48 ACPI_IRQ_MODEL_IOAPIC,
49 ACPI_IRQ_MODEL_IOSAPIC,
50 ACPI_IRQ_MODEL_PLATFORM,
54 extern enum acpi_irq_model_id acpi_irq_model;
56 enum acpi_interrupt_id {
57 ACPI_INTERRUPT_PMI = 1,
63 #define ACPI_SPACE_MEM 0
65 enum acpi_address_range_id {
66 ACPI_ADDRESS_RANGE_MEMORY = 1,
67 ACPI_ADDRESS_RANGE_RESERVED = 2,
68 ACPI_ADDRESS_RANGE_ACPI = 3,
69 ACPI_ADDRESS_RANGE_NVS = 4,
70 ACPI_ADDRESS_RANGE_COUNT
76 typedef int (*acpi_table_handler) (struct acpi_table_header *table);
78 typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end);
80 char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
81 unsigned long acpi_find_rsdp (void);
82 int acpi_boot_init (void);
83 int acpi_boot_table_init (void);
84 int acpi_numa_init (void);
86 int acpi_table_init (void);
87 int acpi_table_parse (char *id, acpi_table_handler handler);
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);
90 int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries);
91 int acpi_parse_mcfg (struct acpi_table_header *header);
92 void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
94 /* the following four functions are architecture-dependent */
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)
102 void acpi_numa_slit_init (struct acpi_table_slit *slit);
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);
105 void acpi_numa_arch_fixup(void);
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 */
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);
117 extern struct acpi_mcfg_allocation *pci_mmcfg_config;
118 extern int pci_mmcfg_config_num;
121 extern unsigned long acpi_realmode_flags;
123 int acpi_register_gsi (u32 gsi, int triggering, int polarity);
124 int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
126 #ifdef CONFIG_X86_IO_APIC
127 extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity);
129 #define acpi_get_override_irq(bus, trigger, polarity) (-1)
132 * This function undoes the effect of one call to acpi_register_gsi().
133 * If this matches the last registration, any IRQ resources for gsi
136 void acpi_unregister_gsi (u32 gsi);
138 struct acpi_prt_entry {
139 struct list_head node;
140 struct acpi_pci_id id;
149 struct acpi_prt_list {
151 struct list_head entries;
156 int acpi_pci_irq_enable (struct pci_dev *dev);
157 void acpi_penalize_isa_irq(int irq, int active);
159 void acpi_pci_irq_disable (struct pci_dev *dev);
161 struct acpi_pci_driver {
162 struct acpi_pci_driver *next;
163 int (*add)(acpi_handle handle);
164 void (*remove)(acpi_handle handle);
167 int acpi_pci_register_driver(struct acpi_pci_driver *driver);
168 void acpi_pci_unregister_driver(struct acpi_pci_driver *driver);
170 #ifdef CONFIG_ACPI_EC
172 extern int ec_read(u8 addr, u8 *val);
173 extern int ec_write(u8 addr, u8 val);
174 extern int ec_transaction(u8 command,
175 const u8 *wdata, unsigned wdata_len,
176 u8 *rdata, unsigned rdata_len,
179 #endif /*CONFIG_ACPI_EC*/
181 extern int acpi_blacklisted(void);
183 extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
186 #ifdef CONFIG_ACPI_NUMA
187 int acpi_get_pxm(acpi_handle handle);
188 int acpi_get_node(acpi_handle *handle);
190 static inline int acpi_get_pxm(acpi_handle handle)
194 static inline int acpi_get_node(acpi_handle *handle)
199 extern int acpi_paddr_to_node(u64 start_addr, u64 size);
201 extern int pnpacpi_disabled;
203 #define PXM_INVAL (-1)
204 #define NID_INVAL (-1)
206 #else /* CONFIG_ACPI */
208 static inline int acpi_boot_init(void)
213 static inline int acpi_boot_table_init(void)
218 #endif /* !CONFIG_ACPI */
219 #endif /*_LINUX_ACPI_H*/