/*
   * 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 <linux/mod_devicetable.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 __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);
  
  /*
   * 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);
  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;

  #define PXM_INVAL	(-1)
  #define NID_INVAL	(-1)

  #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*/