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120 lines
3.9 KiB
120 lines
3.9 KiB
// Copyright 2018 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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#include "cpuinfo_ppc.h"
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#include "filesystem_for_testing.h"
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#include "gtest/gtest.h"
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#include "hwcaps_for_testing.h"
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#include "internal/string_view.h"
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namespace cpu_features {
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namespace {
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void DisableHardwareCapabilities() { SetHardwareCapabilities(0, 0); }
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TEST(CpustringsPPCTest, FromHardwareCap) {
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SetHardwareCapabilities(PPC_FEATURE_HAS_FPU | PPC_FEATURE_HAS_VSX,
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PPC_FEATURE2_ARCH_3_00);
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GetEmptyFilesystem(); // disabling /proc/cpuinfo
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const auto info = GetPPCInfo();
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EXPECT_TRUE(info.features.fpu);
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EXPECT_FALSE(info.features.mmu);
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EXPECT_TRUE(info.features.vsx);
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EXPECT_TRUE(info.features.arch300);
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EXPECT_FALSE(info.features.power4);
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EXPECT_FALSE(info.features.altivec);
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EXPECT_FALSE(info.features.vcrypto);
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EXPECT_FALSE(info.features.htm);
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}
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TEST(CpustringsPPCTest, Blade) {
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DisableHardwareCapabilities();
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auto& fs = GetEmptyFilesystem();
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fs.CreateFile("/proc/cpuinfo",
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R"(processor : 14
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cpu : POWER7 (architected), altivec supported
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clock : 3000.000000MHz
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revision : 2.1 (pvr 003f 0201)
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processor : 15
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cpu : POWER7 (architected), altivec supported
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clock : 3000.000000MHz
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revision : 2.1 (pvr 003f 0201)
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timebase : 512000000
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platform : pSeries
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model : IBM,8406-70Y
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machine : CHRP IBM,8406-70Y)");
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SetPlatformTypes("power7", "power8");
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const auto strings = GetPPCPlatformStrings();
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ASSERT_STREQ(strings.platform, "pSeries");
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ASSERT_STREQ(strings.model, "IBM,8406-70Y");
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ASSERT_STREQ(strings.machine, "CHRP IBM,8406-70Y");
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ASSERT_STREQ(strings.cpu, "POWER7 (architected), altivec supported");
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ASSERT_STREQ(strings.type.platform, "power7");
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ASSERT_STREQ(strings.type.base_platform, "power8");
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}
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TEST(CpustringsPPCTest, Firestone) {
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DisableHardwareCapabilities();
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auto& fs = GetEmptyFilesystem();
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fs.CreateFile("/proc/cpuinfo",
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R"(processor : 126
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cpu : POWER8 (raw), altivec supported
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clock : 2061.000000MHz
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revision : 2.0 (pvr 004d 0200)
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processor : 127
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cpu : POWER8 (raw), altivec supported
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clock : 2061.000000MHz
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revision : 2.0 (pvr 004d 0200)
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timebase : 512000000
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platform : PowerNV
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model : 8335-GTA
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machine : PowerNV 8335-GTA
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firmware : OPAL v3)");
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const auto strings = GetPPCPlatformStrings();
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ASSERT_STREQ(strings.platform, "PowerNV");
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ASSERT_STREQ(strings.model, "8335-GTA");
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ASSERT_STREQ(strings.machine, "PowerNV 8335-GTA");
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ASSERT_STREQ(strings.cpu, "POWER8 (raw), altivec supported");
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}
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TEST(CpustringsPPCTest, w8) {
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DisableHardwareCapabilities();
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auto& fs = GetEmptyFilesystem();
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fs.CreateFile("/proc/cpuinfo",
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R"(processor : 143
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cpu : POWER9, altivec supported
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clock : 2300.000000MHz
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revision : 2.2 (pvr 004e 1202)
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timebase : 512000000
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platform : PowerNV
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model : 0000000000000000
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machine : PowerNV 0000000000000000
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firmware : OPAL
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MMU : Radix)");
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const auto strings = GetPPCPlatformStrings();
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ASSERT_STREQ(strings.platform, "PowerNV");
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ASSERT_STREQ(strings.model, "0000000000000000");
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ASSERT_STREQ(strings.machine, "PowerNV 0000000000000000");
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ASSERT_STREQ(strings.cpu, "POWER9, altivec supported");
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}
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} // namespace
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} // namespace cpu_features
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