42 lines
1.4 KiB
C
Executable file
42 lines
1.4 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _CPU_DEVICE_ID
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#define _CPU_DEVICE_ID 1
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/*
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* Declare drivers belonging to specific x86 CPUs
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* Similar in spirit to pci_device_id and related PCI functions
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*/
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#include <linux/mod_devicetable.h>
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#define X86_STEPPINGS(mins, maxs) GENMASK(maxs, mins)
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/**
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* X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE - Base macro for CPU matching
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* @_vendor: The vendor name, e.g. INTEL, AMD, HYGON, ..., ANY
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* The name is expanded to X86_VENDOR_@_vendor
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* @_family: The family number or X86_FAMILY_ANY
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* @_model: The model number, model constant or X86_MODEL_ANY
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* @_steppings: Bitmask for steppings, stepping constant or X86_STEPPING_ANY
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* @_feature: A X86_FEATURE bit or X86_FEATURE_ANY
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* @_data: Driver specific data or NULL. The internal storage
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* format is unsigned long. The supplied value, pointer
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* etc. is casted to unsigned long internally.
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*
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* Backport version to keep the SRBDS pile consistant. No shorter variants
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* required for this.
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*/
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#define X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE(_vendor, _family, _model, \
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_steppings, _feature, _data) { \
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.vendor = X86_VENDOR_##_vendor, \
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.family = _family, \
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.model = _model, \
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.steppings = _steppings, \
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.feature = _feature, \
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.driver_data = (unsigned long) _data \
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}
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extern const struct x86_cpu_id *x86_match_cpu(const struct x86_cpu_id *match);
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#endif
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