Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
David Mosberger | 3f5948f | 2005-06-06 15:50:09 -0700 | [diff] [blame] | 28 | |
Len Brown | 25be5e6 | 2005-05-27 04:21:50 -0400 | [diff] [blame] | 29 | #ifdef CONFIG_ACPI |
| 30 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | #ifndef _LINUX |
| 32 | #define _LINUX |
| 33 | #endif |
| 34 | |
| 35 | #include <linux/list.h> |
Thomas Renninger | 29b71a1 | 2007-07-23 14:43:51 +0200 | [diff] [blame] | 36 | #include <linux/mod_devicetable.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | |
| 38 | #include <acpi/acpi.h> |
| 39 | #include <acpi/acpi_bus.h> |
| 40 | #include <acpi/acpi_drivers.h> |
Yasunori Goto | 762834e | 2006-06-23 02:03:19 -0700 | [diff] [blame] | 41 | #include <acpi/acpi_numa.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | #include <asm/acpi.h> |
| 43 | |
| 44 | |
Len Brown | 888ba6c | 2005-08-24 12:07:20 -0400 | [diff] [blame] | 45 | #ifdef CONFIG_ACPI |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | |
| 47 | enum acpi_irq_model_id { |
| 48 | ACPI_IRQ_MODEL_PIC = 0, |
| 49 | ACPI_IRQ_MODEL_IOAPIC, |
| 50 | ACPI_IRQ_MODEL_IOSAPIC, |
John Keller | 3948ec9 | 2006-12-22 11:50:04 -0600 | [diff] [blame] | 51 | ACPI_IRQ_MODEL_PLATFORM, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | ACPI_IRQ_MODEL_COUNT |
| 53 | }; |
| 54 | |
| 55 | extern enum acpi_irq_model_id acpi_irq_model; |
| 56 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | /* Table Handlers */ |
| 76 | |
Alexey Starikovskiy | 15a58ed | 2007-02-02 19:48:22 +0300 | [diff] [blame] | 77 | typedef int (*acpi_table_handler) (struct acpi_table_header *table); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | |
Len Brown | 5a8765a | 2007-02-10 21:35:47 -0500 | [diff] [blame] | 79 | typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | |
| 81 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
| 82 | unsigned long acpi_find_rsdp (void); |
| 83 | int acpi_boot_init (void); |
| 84 | int acpi_boot_table_init (void); |
| 85 | int acpi_numa_init (void); |
| 86 | |
| 87 | int acpi_table_init (void); |
Alexey Starikovskiy | ceb6c46 | 2007-02-02 19:48:22 +0300 | [diff] [blame] | 88 | int acpi_table_parse (char *id, acpi_table_handler handler); |
Len Brown | 6eb87fe | 2007-02-10 22:17:07 -0500 | [diff] [blame] | 89 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
| 90 | int entry_id, acpi_table_entry_handler handler, unsigned int max_entries); |
Len Brown | 5a8765a | 2007-02-10 21:35:47 -0500 | [diff] [blame] | 91 | int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries); |
Alexey Starikovskiy | ceb6c46 | 2007-02-02 19:48:22 +0300 | [diff] [blame] | 92 | int acpi_parse_mcfg (struct acpi_table_header *header); |
Alexey Starikovskiy | 5f3b1a8 | 2007-02-02 19:48:22 +0300 | [diff] [blame] | 93 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | |
| 95 | /* the following four functions are architecture-dependent */ |
Yasunori Goto | 762834e | 2006-06-23 02:03:19 -0700 | [diff] [blame] | 96 | #ifdef CONFIG_HAVE_ARCH_PARSE_SRAT |
| 97 | #define NR_NODE_MEMBLKS MAX_NUMNODES |
| 98 | #define acpi_numa_slit_init(slit) do {} while (0) |
| 99 | #define acpi_numa_processor_affinity_init(pa) do {} while (0) |
| 100 | #define acpi_numa_memory_affinity_init(ma) do {} while (0) |
| 101 | #define acpi_numa_arch_fixup() do {} while (0) |
| 102 | #else |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 103 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
Alexey Starikovskiy | 15a58ed | 2007-02-02 19:48:22 +0300 | [diff] [blame] | 104 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
| 105 | void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | void acpi_numa_arch_fixup(void); |
Yasunori Goto | 762834e | 2006-06-23 02:03:19 -0700 | [diff] [blame] | 107 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | |
| 109 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
| 110 | /* Arch dependent functions for cpu hotplug support */ |
| 111 | int acpi_map_lsapic(acpi_handle handle, int *pcpu); |
| 112 | int acpi_unmap_lsapic(int cpu); |
| 113 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
| 114 | |
Kenji Kaneshige | b1bb248 | 2005-04-28 00:25:58 -0700 | [diff] [blame] | 115 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
| 116 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); |
| 117 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | extern int acpi_mp_config; |
| 119 | |
Alexey Starikovskiy | 15a58ed | 2007-02-02 19:48:22 +0300 | [diff] [blame] | 120 | extern struct acpi_mcfg_allocation *pci_mmcfg_config; |
Greg Kroah-Hartman | 5454939 | 2005-06-23 17:35:56 -0700 | [diff] [blame] | 121 | extern int pci_mmcfg_config_num; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | |
Pavel Machek | c255d84 | 2006-02-20 18:27:58 -0800 | [diff] [blame] | 123 | extern int sbf_port; |
Pavel Machek | 77afcf7 | 2007-07-19 01:47:41 -0700 | [diff] [blame] | 124 | extern unsigned long acpi_realmode_flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 125 | |
Len Brown | 888ba6c | 2005-08-24 12:07:20 -0400 | [diff] [blame] | 126 | #else /* !CONFIG_ACPI */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 127 | |
| 128 | #define acpi_mp_config 0 |
| 129 | |
Len Brown | 888ba6c | 2005-08-24 12:07:20 -0400 | [diff] [blame] | 130 | #endif /* !CONFIG_ACPI */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 132 | int acpi_register_gsi (u32 gsi, int triggering, int polarity); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 133 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
| 134 | |
| 135 | /* |
| 136 | * This function undoes the effect of one call to acpi_register_gsi(). |
| 137 | * If this matches the last registration, any IRQ resources for gsi |
| 138 | * are freed. |
| 139 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 140 | void acpi_unregister_gsi (u32 gsi); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | |
Len Brown | 6153df7b | 2005-08-25 12:27:09 -0400 | [diff] [blame] | 142 | #ifdef CONFIG_ACPI |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 143 | |
| 144 | struct acpi_prt_entry { |
| 145 | struct list_head node; |
| 146 | struct acpi_pci_id id; |
| 147 | u8 pin; |
| 148 | struct { |
| 149 | acpi_handle handle; |
| 150 | u32 index; |
| 151 | } link; |
| 152 | u32 irq; |
| 153 | }; |
| 154 | |
| 155 | struct acpi_prt_list { |
| 156 | int count; |
| 157 | struct list_head entries; |
| 158 | }; |
| 159 | |
| 160 | struct pci_dev; |
| 161 | |
| 162 | int acpi_pci_irq_enable (struct pci_dev *dev); |
David Shaohua Li | c9c3e45 | 2005-04-01 00:07:31 -0500 | [diff] [blame] | 163 | void acpi_penalize_isa_irq(int irq, int active); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 164 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 165 | void acpi_pci_irq_disable (struct pci_dev *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | |
| 167 | struct acpi_pci_driver { |
| 168 | struct acpi_pci_driver *next; |
| 169 | int (*add)(acpi_handle handle); |
| 170 | void (*remove)(acpi_handle handle); |
| 171 | }; |
| 172 | |
| 173 | int acpi_pci_register_driver(struct acpi_pci_driver *driver); |
| 174 | void acpi_pci_unregister_driver(struct acpi_pci_driver *driver); |
| 175 | |
Len Brown | 6153df7b | 2005-08-25 12:27:09 -0400 | [diff] [blame] | 176 | #endif /* CONFIG_ACPI */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 177 | |
| 178 | #ifdef CONFIG_ACPI_EC |
| 179 | |
| 180 | extern int ec_read(u8 addr, u8 *val); |
| 181 | extern int ec_write(u8 addr, u8 val); |
Lennart Poettering | d7a76e4 | 2006-09-05 12:12:24 -0400 | [diff] [blame] | 182 | extern int ec_transaction(u8 command, |
| 183 | const u8 *wdata, unsigned wdata_len, |
Lennart Poettering | 00eb43a | 2007-05-04 14:16:19 +0200 | [diff] [blame] | 184 | u8 *rdata, unsigned rdata_len, |
| 185 | int force_poll); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | |
| 187 | #endif /*CONFIG_ACPI_EC*/ |
| 188 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | extern int acpi_blacklisted(void); |
| 190 | extern void acpi_bios_year(char *s); |
| 191 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 192 | #ifdef CONFIG_ACPI_NUMA |
| 193 | int acpi_get_pxm(acpi_handle handle); |
Yasunori Goto | 1e3590e | 2006-06-27 02:53:31 -0700 | [diff] [blame] | 194 | int acpi_get_node(acpi_handle *handle); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 195 | #else |
| 196 | static inline int acpi_get_pxm(acpi_handle handle) |
| 197 | { |
| 198 | return 0; |
| 199 | } |
Yasunori Goto | 1e3590e | 2006-06-27 02:53:31 -0700 | [diff] [blame] | 200 | static inline int acpi_get_node(acpi_handle *handle) |
| 201 | { |
| 202 | return 0; |
| 203 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | #endif |
Yasunori Goto | 1e3590e | 2006-06-27 02:53:31 -0700 | [diff] [blame] | 205 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | |
| 207 | extern int pnpacpi_disabled; |
| 208 | |
David Rientjes | 3484d79 | 2007-07-21 17:10:32 +0200 | [diff] [blame] | 209 | #define PXM_INVAL (-1) |
| 210 | #define NID_INVAL (-1) |
| 211 | |
Andrew Morton | 53de49f | 2005-07-30 04:18:00 -0400 | [diff] [blame] | 212 | #else /* CONFIG_ACPI */ |
| 213 | |
| 214 | static inline int acpi_boot_init(void) |
| 215 | { |
| 216 | return 0; |
| 217 | } |
| 218 | |
| 219 | static inline int acpi_boot_table_init(void) |
| 220 | { |
| 221 | return 0; |
| 222 | } |
| 223 | |
Len Brown | 25be5e6 | 2005-05-27 04:21:50 -0400 | [diff] [blame] | 224 | #endif /* CONFIG_ACPI */ |
| 225 | #endif /*_LINUX_ACPI_H*/ |