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authorMorph <39850852+Morph1984@users.noreply.github.com>2020-05-17 20:45:12 +0200
committerMorph <39850852+Morph1984@users.noreply.github.com>2020-05-17 20:45:12 +0200
commit9a36d8600c0b263b4b3861b64051a4f62b4251d2 (patch)
tree65714fc37ebf294332c533db8b2dcefb67ef2562 /src/common
parentMerge pull request #3665 from bunnei/device-save (diff)
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Diffstat (limited to '')
-rw-r--r--src/common/CMakeLists.txt2
-rw-r--r--src/common/memory_detect.cpp57
-rw-r--r--src/common/memory_detect.h22
3 files changed, 81 insertions, 0 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index e6769a5f3..264dff546 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -123,6 +123,8 @@ add_library(common STATIC
lz4_compression.cpp
lz4_compression.h
math_util.h
+ memory_detect.cpp
+ memory_detect.h
memory_hook.cpp
memory_hook.h
microprofile.cpp
diff --git a/src/common/memory_detect.cpp b/src/common/memory_detect.cpp
new file mode 100644
index 000000000..b59a45d55
--- /dev/null
+++ b/src/common/memory_detect.cpp
@@ -0,0 +1,57 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#ifdef _WIN32
+// clang-format off
+#include <windows.h>
+#include <sysinfoapi.h>
+// clang-format on
+#else
+#include <sys/types.h>
+#ifdef __APPLE__
+#include <sys/sysctl.h>
+#else
+#include <sys/sysinfo.h>
+#endif
+#endif
+
+#include "common/memory_detect.h"
+
+namespace Common {
+
+// Detects the RAM and Swapfile sizes
+static MemoryInfo Detect() {
+ MemoryInfo mem_info{};
+
+#ifdef _WIN32
+ MEMORYSTATUSEX memorystatus;
+ memorystatus.dwLength = sizeof(memorystatus);
+ GlobalMemoryStatusEx(&memorystatus);
+ mem_info.TotalPhysicalMemory = memorystatus.ullTotalPhys;
+ mem_info.TotalSwapMemory = memorystatus.ullTotalPageFile - mem_info.TotalPhysicalMemory;
+#elif defined(__APPLE__)
+ u64 ramsize;
+ struct xsw_usage vmusage;
+ // hw and vm are defined in sysctl.h
+ // https://github.com/apple/darwin-xnu/blob/master/bsd/sys/sysctl.h#L471
+ sysctlbyname(hw.memsize, &ramsize, sizeof(ramsize), NULL, 0);
+ sysctlbyname(vm.swapusage, &vmusage, sizeof(vmusage), NULL, 0);
+ mem_info.TotalPhysicalMemory = ramsize;
+ mem_info.TotalSwapMemory = vmusage.xsu_total;
+#else
+ struct sysinfo meminfo;
+ sysinfo(&meminfo);
+ mem_info.TotalPhysicalMemory = meminfo.totalram;
+ mem_info.TotalSwapMemory = meminfo.totalswap;
+#endif
+
+ return mem_info;
+}
+
+const MemoryInfo& GetMemInfo() {
+ static MemoryInfo mem_info = Detect();
+ return mem_info;
+}
+
+} // namespace Common \ No newline at end of file
diff --git a/src/common/memory_detect.h b/src/common/memory_detect.h
new file mode 100644
index 000000000..a73c0f3f4
--- /dev/null
+++ b/src/common/memory_detect.h
@@ -0,0 +1,22 @@
+// 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 Common {
+
+struct MemoryInfo {
+ u64 TotalPhysicalMemory{};
+ u64 TotalSwapMemory{};
+};
+
+/**
+ * Gets the memory info of the host system
+ * @return Reference to a MemoryInfo struct with the physical and swap memory sizes in bytes
+ */
+const MemoryInfo& GetMemInfo();
+
+} // namespace Common \ No newline at end of file