| /* |
| * acpi.h - ACPI Interface |
| * |
| * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| */ |
| |
| #ifndef _LINUX_ACPI_H |
| #define _LINUX_ACPI_H |
| |
| |
| #ifdef CONFIG_ACPI |
| |
| #ifndef _LINUX |
| #define _LINUX |
| #endif |
| |
| #include <linux/list.h> |
| |
| #include <acpi/acpi.h> |
| #include <acpi/acpi_bus.h> |
| #include <acpi/acpi_drivers.h> |
| #include <acpi/acpi_numa.h> |
| #include <asm/acpi.h> |
| |
| |
| #ifdef CONFIG_ACPI |
| |
| enum acpi_irq_model_id { |
| ACPI_IRQ_MODEL_PIC = 0, |
| ACPI_IRQ_MODEL_IOAPIC, |
| ACPI_IRQ_MODEL_IOSAPIC, |
| ACPI_IRQ_MODEL_PLATFORM, |
| ACPI_IRQ_MODEL_COUNT |
| }; |
| |
| extern enum acpi_irq_model_id acpi_irq_model; |
| |
| enum acpi_interrupt_id { |
| ACPI_INTERRUPT_PMI = 1, |
| ACPI_INTERRUPT_INIT, |
| ACPI_INTERRUPT_CPEI, |
| ACPI_INTERRUPT_COUNT |
| }; |
| |
| #define ACPI_SPACE_MEM 0 |
| |
| enum acpi_address_range_id { |
| ACPI_ADDRESS_RANGE_MEMORY = 1, |
| ACPI_ADDRESS_RANGE_RESERVED = 2, |
| ACPI_ADDRESS_RANGE_ACPI = 3, |
| ACPI_ADDRESS_RANGE_NVS = 4, |
| ACPI_ADDRESS_RANGE_COUNT |
| }; |
| |
| |
| /* Table Handlers */ |
| |
| typedef int (*acpi_table_handler) (struct acpi_table_header *table); |
| |
| typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end); |
| |
| char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
| unsigned long acpi_find_rsdp (void); |
| int acpi_boot_init (void); |
| int acpi_boot_table_init (void); |
| int acpi_numa_init (void); |
| |
| int acpi_table_init (void); |
| int acpi_table_parse (char *id, acpi_table_handler handler); |
| int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries); |
| int acpi_table_parse_srat (enum acpi_srat_type id, acpi_table_entry_handler handler, unsigned int max_entries); |
| int acpi_parse_mcfg (struct acpi_table_header *header); |
| void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
| void acpi_table_print_srat_entry (struct acpi_subtable_header *srat); |
| |
| /* the following four functions are architecture-dependent */ |
| #ifdef CONFIG_HAVE_ARCH_PARSE_SRAT |
| #define NR_NODE_MEMBLKS MAX_NUMNODES |
| #define acpi_numa_slit_init(slit) do {} while (0) |
| #define acpi_numa_processor_affinity_init(pa) do {} while (0) |
| #define acpi_numa_memory_affinity_init(ma) do {} while (0) |
| #define acpi_numa_arch_fixup() do {} while (0) |
| #else |
| void acpi_numa_slit_init (struct acpi_table_slit *slit); |
| void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
| void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
| void acpi_numa_arch_fixup(void); |
| #endif |
| |
| #ifdef CONFIG_ACPI_HOTPLUG_CPU |
| /* Arch dependent functions for cpu hotplug support */ |
| int acpi_map_lsapic(acpi_handle handle, int *pcpu); |
| int acpi_unmap_lsapic(int cpu); |
| #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
| |
| int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
| int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); |
| |
| extern int acpi_mp_config; |
| |
| extern struct acpi_mcfg_allocation *pci_mmcfg_config; |
| extern int pci_mmcfg_config_num; |
| |
| extern int sbf_port; |
| extern unsigned long acpi_video_flags; |
| |
| #else /* !CONFIG_ACPI */ |
| |
| #define acpi_mp_config 0 |
| |
| #endif /* !CONFIG_ACPI */ |
| |
| int acpi_register_gsi (u32 gsi, int triggering, int polarity); |
| int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
| |
| /* |
| * This function undoes the effect of one call to acpi_register_gsi(). |
| * If this matches the last registration, any IRQ resources for gsi |
| * are freed. |
| */ |
| void acpi_unregister_gsi (u32 gsi); |
| |
| #ifdef CONFIG_ACPI |
| |
| struct acpi_prt_entry { |
| struct list_head node; |
| struct acpi_pci_id id; |
| u8 pin; |
| struct { |
| acpi_handle handle; |
| u32 index; |
| } link; |
| u32 irq; |
| }; |
| |
| struct acpi_prt_list { |
| int count; |
| struct list_head entries; |
| }; |
| |
| struct pci_dev; |
| |
| int acpi_pci_irq_enable (struct pci_dev *dev); |
| void acpi_penalize_isa_irq(int irq, int active); |
| |
| void acpi_pci_irq_disable (struct pci_dev *dev); |
| |
| struct acpi_pci_driver { |
| struct acpi_pci_driver *next; |
| int (*add)(acpi_handle handle); |
| void (*remove)(acpi_handle handle); |
| }; |
| |
| int acpi_pci_register_driver(struct acpi_pci_driver *driver); |
| void acpi_pci_unregister_driver(struct acpi_pci_driver *driver); |
| |
| #endif /* CONFIG_ACPI */ |
| |
| #ifdef CONFIG_ACPI_EC |
| |
| extern int ec_read(u8 addr, u8 *val); |
| extern int ec_write(u8 addr, u8 val); |
| extern int ec_transaction(u8 command, |
| const u8 *wdata, unsigned wdata_len, |
| u8 *rdata, unsigned rdata_len); |
| |
| #endif /*CONFIG_ACPI_EC*/ |
| |
| extern int acpi_blacklisted(void); |
| extern void acpi_bios_year(char *s); |
| |
| #define ACPI_CSTATE_LIMIT_DEFINED /* for driver builds */ |
| #ifdef CONFIG_ACPI |
| |
| /* |
| * Set highest legal C-state |
| * 0: C0 okay, but not C1 |
| * 1: C1 okay, but not C2 |
| * 2: C2 okay, but not C3 etc. |
| */ |
| |
| extern unsigned int max_cstate; |
| |
| static inline unsigned int acpi_get_cstate_limit(void) |
| { |
| return max_cstate; |
| } |
| static inline void acpi_set_cstate_limit(unsigned int new_limit) |
| { |
| max_cstate = new_limit; |
| return; |
| } |
| #else |
| static inline unsigned int acpi_get_cstate_limit(void) { return 0; } |
| static inline void acpi_set_cstate_limit(unsigned int new_limit) { return; } |
| #endif |
| |
| #ifdef CONFIG_ACPI_NUMA |
| int acpi_get_pxm(acpi_handle handle); |
| int acpi_get_node(acpi_handle *handle); |
| #else |
| static inline int acpi_get_pxm(acpi_handle handle) |
| { |
| return 0; |
| } |
| static inline int acpi_get_node(acpi_handle *handle) |
| { |
| return 0; |
| } |
| #endif |
| extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
| |
| extern int pnpacpi_disabled; |
| |
| #else /* CONFIG_ACPI */ |
| |
| static inline int acpi_boot_init(void) |
| { |
| return 0; |
| } |
| |
| static inline int acpi_boot_table_init(void) |
| { |
| return 0; |
| } |
| |
| #endif /* CONFIG_ACPI */ |
| #endif /*_LINUX_ACPI_H*/ |