Core: Set all hardware emulation constants in a single file.

src/core/hardware_properties.h

@@ -0,0 +1,28 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace Core {
+
+union EmuThreadHandle {
+    u64 raw;
+    struct {
+        u32 host_handle;
+        u32 guest_handle;
+    };
+};
+
+namespace Hardware {
+
+// The below clock rate is based on Switch's clockspeed being widely known as 1.020GHz
+// The exact value used is of course unverified.
+constexpr u64 BASE_CLOCK_RATE = 1019215872; // Switch cpu frequency is 1020MHz un/docked
+constexpr u64 CNTFREQ = 19200000;           // Switch's hardware clock speed
+constexpr u32 NUM_CPU_CORES = 4;            // Number of CPU Cores
+} // namespace Hardware
+
+} // namespace Core