diff options
| author | Brad Smith <brad@comstyle.com> | 2024-05-16 23:52:33 -0400 |
|---|---|---|
| committer | Brad Smith <brad@comstyle.com> | 2024-05-22 14:32:37 -0400 |
| commit | 57963c87d81a6c27f207bfd8881492ae783fa3df (patch) | |
| tree | 435ba6e2d150f1e3e3287bbe54927b7d0bd37b7a /Source/Core/Common/ArmCPUDetect.cpp | |
| parent | 493a42d792e3140b3e708c58d2f685210aee796d (diff) | |
Add OpenBSD/arm64 support.
Fix building on OpenBSD/arm64 and add CPU feature detection.
Diffstat (limited to 'Source/Core/Common/ArmCPUDetect.cpp')
| -rw-r--r-- | Source/Core/Common/ArmCPUDetect.cpp | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/Source/Core/Common/ArmCPUDetect.cpp b/Source/Core/Common/ArmCPUDetect.cpp index b55952cf2b..84cf727695 100644 --- a/Source/Core/Common/ArmCPUDetect.cpp +++ b/Source/Core/Common/ArmCPUDetect.cpp @@ -15,11 +15,16 @@ #include <Windows.h> #include <arm64intr.h> #include "Common/WindowsRegistry.h" -#else -#ifndef __FreeBSD__ +#elif defined(__linux__) #include <asm/hwcap.h> -#endif #include <sys/auxv.h> +#elif defined(__FreeBSD__) +#include <sys/auxv.h> +#elif defined(__OpenBSD__) +#include <machine/armreg.h> +#include <machine/cpu.h> +#include <sys/sysctl.h> +#include <sys/types.h> #endif #include <fmt/format.h> @@ -183,7 +188,7 @@ static bool Read_MIDR_EL1(u64* value) #endif -#ifndef __APPLE__ +#if defined(_WIN32) || defined(__linux__) || defined(__FreeBSD__) static std::string MIDRToString(u64 midr) { @@ -248,7 +253,7 @@ void CPUInfo::Detect() { cpu_id = MIDRToString(reg); } -#else +#elif defined(__linux__) || defined(__FreeBSD__) // Linux, Android, and FreeBSD #if defined(__FreeBSD__) @@ -277,6 +282,33 @@ void CPUInfo::Detect() { cpu_id = MIDRToString(midr); } +#elif defined(__OpenBSD__) + // OpenBSD + int mib[2]; + size_t len; + char hwmodel[256]; + uint64_t isar0; + + mib[0] = CTL_HW; + mib[1] = HW_MODEL; + len = std::size(hwmodel); + if (sysctl(mib, 2, &hwmodel, &len, nullptr, 0) != -1) + model_name = std::string(hwmodel, len - 1); + + mib[0] = CTL_MACHDEP; + mib[1] = CPU_ID_AA64ISAR0; + len = sizeof(isar0); + if (sysctl(mib, 2, &isar0, &len, nullptr, 0) != -1) + { + if (ID_AA64ISAR0_AES(isar0) >= ID_AA64ISAR0_AES_BASE) + bAES = true; + if (ID_AA64ISAR0_SHA1(isar0) >= ID_AA64ISAR0_SHA1_BASE) + bSHA1 = true; + if (ID_AA64ISAR0_SHA2(isar0) >= ID_AA64ISAR0_SHA2_BASE) + bSHA2 = true; + if (ID_AA64ISAR0_CRC32(isar0) >= ID_AA64ISAR0_CRC32_BASE) + bCRC32 = true; + } #endif model_name = ReplaceAll(model_name, ",", "_"); |