246 lines
6.2 KiB
C
246 lines
6.2 KiB
C
/*
|
|
* 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_madt_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_madt_entry_handler handler, unsigned int max_entries);
|
|
int acpi_table_parse_srat (enum acpi_srat_type id, acpi_madt_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*/
|