Add skeleton for memory pool allocator

xtoskrnl/CMakeLists.txt

@@ -51,12 +51,14 @@ list(APPEND XTOSKRNL_SOURCE
     ${XTOSKRNL_SOURCE_DIR}/ke/spinlock.cc
     ${XTOSKRNL_SOURCE_DIR}/ke/sysres.cc
     ${XTOSKRNL_SOURCE_DIR}/ke/timer.cc
+    ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/alloc.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/mmgr.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/pagemap.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/paging.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/pfault.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/pfn.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/pte.cc
+    ${XTOSKRNL_SOURCE_DIR}/mm/alloc.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/colors.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/data.cc
     ${XTOSKRNL_SOURCE_DIR}/mm/hlpool.cc

xtoskrnl/includes/mm.hh

@@ -15,6 +15,7 @@
 #include XTOS_ARCH_HEADER(mm, paging.hh)
 #include XTOS_ARCH_HEADER(mm, pte.hh)
 
+#include <mm/alloc.hh>
 #include <mm/colors.hh>
 #include <mm/hlpool.hh>
 #include <mm/kpool.hh>

xtoskrnl/includes/mm/alloc.hh

@@ -0,0 +1,25 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/includes/mm/alloc.hh
+ * DESCRIPTION:     Memory manager pool allocation
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#ifndef __XTOSKRNL_MM_ALLOC_HH
+#define __XTOSKRNL_MM_ALLOC_HH
+
+#include <xtos.hh>
+
+
+/* Memory Manager */
+namespace MM
+{
+    class Allocator
+    {
+        public:
+            STATIC XTAPI VOID InitializeNonPagedPool(VOID);
+    };
+}
+
+#endif /* __XTOSKRNL_MM_ALLOC_HH */

xtoskrnl/mm/alloc.cc

@@ -0,0 +1,11 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/mm/alloc.cc
+ * DESCRIPTION:     Memory manager pool allocation
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#include <xtos.hh>
+
+

xtoskrnl/mm/amd64/alloc.cc

@@ -0,0 +1,29 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/mm/amd64/alloc.cc
+ * DESCRIPTION:     Memory manager pool allocation
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#include <xtos.hh>
+
+
+XTAPI
+VOID
+MM::Allocator::InitializeNonPagedPool(VOID)
+{
+    PMMMEMORY_LAYOUT MemoryLayout;
+
+    UNIMPLEMENTED;
+
+    /* Retrieve memory layout */
+    MemoryLayout = MM::Manager::GetMemoryLayout();
+
+    /* Map PPE and PDE for whole non-paged pool */
+    MM::Pte::MapPPE(MemoryLayout->NonPagedPoolStart, MemoryLayout->NonPagedExpansionPoolEnd, MM::Pte::GetValidPte());
+    MM::Pte::MapPDE(MemoryLayout->NonPagedPoolStart, MemoryLayout->NonPagedExpansionPoolEnd, MM::Pte::GetValidPte());
+
+    /* Map PTE only for the base of the non-paged pool */
+    MM::Pte::MapPTE(MemoryLayout->NonPagedPoolStart, (PCHAR)MemoryLayout->NonPagedPoolEnd - 1, MM::Pte::GetValidPte());
+}

xtoskrnl/mm/i686/alloc.cc

@@ -0,0 +1,17 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/mm/i686/alloc.cc
+ * DESCRIPTION:     Memory manager pool allocation
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#include <xtos.hh>
+
+
+XTAPI
+VOID
+MM::Allocator::InitializeNonPagedPool(VOID)
+{
+    UNIMPLEMENTED;
+}