From 782fddf606b9020f70ba4add6b7751f48767e3aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Felix=20Quei=C3=9Fner?= <git@mq32.de>
Date: Tue, 3 May 2016 00:43:14 +0200
Subject: [PATCH] Adds stub class for physical memory managment.

---
 prototypes/base/Makefile        |  5 ++++-
 prototypes/base/include/pmm.hpp | 28 ++++++++++++++++++++++++++++
 prototypes/base/src/pmm.cpp     | 16 ++++++++++++++++
 3 files changed, 48 insertions(+), 1 deletion(-)
 create mode 100644 prototypes/base/include/pmm.hpp
 create mode 100644 prototypes/base/src/pmm.cpp

diff --git a/prototypes/base/Makefile b/prototypes/base/Makefile
index 3692e6d..27c76cc 100644
--- a/prototypes/base/Makefile
+++ b/prototypes/base/Makefile
@@ -38,4 +38,7 @@ kernel-base.ker: $(OBJS)
 run:
 	qemu-system-i386 -kernel kernel-base.ker
 
-bnr: kernel-base.ker run
\ No newline at end of file
+bnr: kernel-base.ker run
+
+deploy: kernel-base.ker
+	cp kernel-base.ker /srv/tftp/kernel-base.ker
\ No newline at end of file
diff --git a/prototypes/base/include/pmm.hpp b/prototypes/base/include/pmm.hpp
new file mode 100644
index 0000000..c3c45c8
--- /dev/null
+++ b/prototypes/base/include/pmm.hpp
@@ -0,0 +1,28 @@
+#pragma once
+
+#include <stddef.h>
+
+/**
+ * Physical memory management tool.
+ */
+class PMM
+{
+private:
+  PMM() = delete;
+public:
+  /**
+   * Marks a page as occupied by external memory management.
+   * @returns true if the page was previously free, false if it was already allocated.
+   */
+  static bool markOccupied(void *page);
+
+  /**
+   * Allocates a single page.
+   */
+  static void* alloc();
+
+  /**
+   * Frees a given page by pointer.
+   */
+  static void free(void *page);
+};
\ No newline at end of file
diff --git a/prototypes/base/src/pmm.cpp b/prototypes/base/src/pmm.cpp
new file mode 100644
index 0000000..e0c5834
--- /dev/null
+++ b/prototypes/base/src/pmm.cpp
@@ -0,0 +1,16 @@
+#include "pmm.hpp"
+
+bool PMM::markOccupied(void *page)
+{
+  return false;
+}
+
+void *PMM::alloc()
+{
+  return nullptr;
+}
+
+void PMM::free(void *page)
+{
+  
+}
\ No newline at end of file