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/*
* File pci-acpi.h
*
* Copyright (C) 2004 Intel
* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
*/
#ifndef _PCI_ACPI_H_
#define _PCI_ACPI_H_
#define OSC_QUERY_TYPE 0
#define OSC_SUPPORT_TYPE 1
#define OSC_CONTROL_TYPE 2
#define OSC_SUPPORT_MASKS 0x1f
/*
* _OSC DW0 Definition
*/
#define OSC_QUERY_ENABLE 1
#define OSC_REQUEST_ERROR 2
#define OSC_INVALID_UUID_ERROR 4
#define OSC_INVALID_REVISION_ERROR 8
#define OSC_CAPABILITIES_MASK_ERROR 16
/*
* _OSC DW1 Definition (OS Support Fields)
*/
#define OSC_EXT_PCI_CONFIG_SUPPORT 1
#define OSC_ACTIVE_STATE_PWR_SUPPORT 2
#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4
#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8
#define OSC_MSI_SUPPORT 16
/*
* _OSC DW1 Definition (OS Control Fields)
*/
#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1
#define OSC_SHPC_NATIVE_HP_CONTROL 2
#define OSC_PCI_EXPRESS_PME_CONTROL 4
#define OSC_PCI_EXPRESS_AER_CONTROL 8
#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16
#define OSC_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \
OSC_SHPC_NATIVE_HP_CONTROL | \
OSC_PCI_EXPRESS_PME_CONTROL | \
OSC_PCI_EXPRESS_AER_CONTROL | \
OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
#ifdef CONFIG_ACPI
extern acpi_status pci_osc_control_set(u32 flags);
extern acpi_status pci_osc_support_set(u32 flags);
#else
#if !defined(acpi_status)
typedef u32 acpi_status;
#define AE_ERROR (acpi_status) (0x0001)
#endif
static inline acpi_status pci_osc_control_set(u32 flags) {return AE_ERROR;}
static inline acpi_status pci_osc_support_set(u32 flags) {return AE_ERROR;}
#endif
#endif /* _PCI_ACPI_H_ */
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