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56 lines
1.8 KiB
56 lines
1.8 KiB
/* BEGIN_LEGAL
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Copyright (c) 2021 Intel Corporation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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END_LEGAL */
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#ifndef XED_CPUID_REC_H
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# define XED_CPUID_REC_H
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#include "xed-types.h"
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#include "xed-portability.h"
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#include "xed-cpuid-bit-enum.h"
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#include "xed-isa-set-enum.h"
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typedef struct {
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xed_uint32_t leaf; // cpuid leaf
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xed_uint32_t subleaf; // cpuid subleaf
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xed_uint32_t bit; // the bit number for the feature
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xed_reg_enum_t reg; // the register containing the bit (EAX,EBX,ECX,EDX)
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} xed_cpuid_rec_t;
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#define XED_MAX_CPUID_BITS_PER_ISA_SET (4)
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/// Returns the name of the i'th cpuid bit associated with this isa-set.
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/// Call this repeatedly, with 0 <= i <
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/// XED_MAX_CPUID_BITS_PER_ISA_SET. Give up when i ==
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/// XED_MAX_CPUID_BITS_PER_ISA_SET or the return value is
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/// XED_CPUID_BIT_INVALID.
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XED_DLL_EXPORT
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xed_cpuid_bit_enum_t
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xed_get_cpuid_bit_for_isa_set(xed_isa_set_enum_t isaset,
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xed_uint_t i);
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/// This provides the details of the CPUID bit specification, if the
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/// enumeration value is not sufficient. Returns 1 on success and fills in
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/// the structure pointed to by p. Returns 0 on failure.
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XED_DLL_EXPORT
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xed_int_t
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xed_get_cpuid_rec(xed_cpuid_bit_enum_t cpuid_bit,
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xed_cpuid_rec_t* p);
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#endif
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