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110 lines
3.2 KiB
C
110 lines
3.2 KiB
C
// Copyright 2022 IBM
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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#ifndef CPU_FEATURES_INCLUDE_CPUINFO_S390X_H_
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#define CPU_FEATURES_INCLUDE_CPUINFO_S390X_H_
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#include "cpu_features_cache_info.h"
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#include "cpu_features_macros.h"
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CPU_FEATURES_START_CPP_NAMESPACE
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typedef struct {
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int esan3 : 1; // instructions named N3, "backported" to esa-mode
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int zarch : 1; // z/Architecture mode active
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int stfle : 1; // store-facility-list-extended
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int msa : 1; // message-security assist
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int ldisp : 1; // long-displacement
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int eimm : 1; // extended-immediate
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int dfp : 1; // decimal floating point & perform floating point operation
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int edat : 1; // huge page support
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int etf3eh : 1; // extended-translation facility 3 enhancement
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int highgprs : 1; // 64-bit register support for 31-bit processes
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int te : 1; // transactional execution
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int vx : 1; // vector extension facility
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int vxd : 1; // vector-packed-decimal facility
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int vxe : 1; // vector-enhancement facility 1
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int gs : 1; // guarded-storage facility
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int vxe2 : 1; // vector-enhancements facility 2
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int vxp : 1; // vector-packed-decimal-enhancement facility
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int sort : 1; // enhanced-sort facility
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int dflt : 1; // deflate-conversion facility
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int vxp2 : 1; // vector-packed-decimal-enhancement facility 2
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int nnpa : 1; // neural network processing assist facility
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int pcimio : 1; // PCI mio facility
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int sie : 1; // virtualization support
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// Make sure to update S390XFeaturesEnum below if you add a field here.
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} S390XFeatures;
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typedef struct {
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S390XFeatures features;
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} S390XInfo;
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S390XInfo GetS390XInfo(void);
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typedef struct {
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char platform[64]; // 0 terminated string
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} S390XPlatformTypeStrings;
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typedef struct {
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int num_processors; // -1 if N/A
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S390XPlatformTypeStrings type;
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} S390XPlatformStrings;
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S390XPlatformStrings GetS390XPlatformStrings(void);
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////////////////////////////////////////////////////////////////////////////////
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// Introspection functions
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typedef enum {
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S390_ESAN3,
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S390_ZARCH,
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S390_STFLE,
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S390_MSA,
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S390_LDISP,
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S390_EIMM,
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S390_DFP,
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S390_EDAT,
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S390_ETF3EH,
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S390_HIGHGPRS,
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S390_TE,
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S390_VX,
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S390_VXD,
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S390_VXE,
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S390_GS,
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S390_VXE2,
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S390_VXP,
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S390_SORT,
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S390_DFLT,
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S390_VXP2,
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S390_NNPA,
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S390_PCIMIO,
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S390_SIE,
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S390X_LAST_,
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} S390XFeaturesEnum;
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int GetS390XFeaturesEnumValue(const S390XFeatures* features,
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S390XFeaturesEnum value);
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const char* GetS390XFeaturesEnumName(S390XFeaturesEnum);
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CPU_FEATURES_END_CPP_NAMESPACE
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#if !defined(CPU_FEATURES_ARCH_S390X)
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#error "Including cpuinfo_s390x.h from a non-s390x target."
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#endif
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#endif // CPU_FEATURES_INCLUDE_CPUINFO_S390X_H_
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