/* * acpi.h - ACPI Interface * * Copyright (C) 2001 Paul Diefenbaugh * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * * 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 #include #include #include #include #include #include #include #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 __init acpi_table_parse_entries(char *id, unsigned long table_size, int entry_id, acpi_table_entry_handler handler, unsigned int max_entries); int acpi_table_parse_madt (enum acpi_madt_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); /* 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_realmode_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); #ifdef CONFIG_X86_IO_APIC extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity); #else #define acpi_get_override_irq(bus, trigger, polarity) (-1) #endif /* * 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, int force_poll); #endif /*CONFIG_ACPI_EC*/ extern int acpi_blacklisted(void); #ifdef CONFIG_DMI extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); #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; #define PXM_INVAL (-1) #define NID_INVAL (-1) int acpi_check_region(resource_size_t start, resource_size_t n, const char *name); int acpi_check_mem_region(resource_size_t start, resource_size_t n, const char *name); #else /* CONFIG_ACPI */ static inline int acpi_boot_init(void) { return 0; } static inline int acpi_boot_table_init(void) { return 0; } static inline int acpi_check_region(resource_size_t start, resource_size_t n, const char *name) { return 0; } static inline int acpi_check_mem_region(resource_size_t start, resource_size_t n, const char *name) { return 0; } #endif /* !CONFIG_ACPI */ #endif /*_LINUX_ACPI_H*/