Start adding memory stuff

src/core/memory.cpp

@@ -0,0 +1,23 @@
+#include "memory.hpp"
+
+Memory::Memory() {
+	fcram = new uint8_t[128_MB]();
+}
+
+void* Memory::getReadPointer(u32 address) {
+	const auto page = address >> pageShift;
+	const auto offset = address & pageMask;
+
+	uintptr_t pointer = readTable[page];
+	if (pointer == 0) return nullptr;
+	return (void*)(pointer + offset);
+}
+
+void* Memory::getWritePointer(u32 address) {
+	const auto page = address >> pageShift;
+	const auto offset = address & pageMask;
+
+	uintptr_t pointer = writeTable[page];
+	if (pointer == 0) return nullptr;
+	return (void*)(pointer + offset);
+}