Implemented VMM!

kernel/include/bitmap.h

@@ -11,9 +11,11 @@ typedef struct bitmap_t {
 	size_t blocks;	// Eqiv. to # of bits
 	size_t bytes;	// ceil(blocks / 8)
 	size_t used;	// # of bits set to 0
+	size_t membase;	// Used with allocators
 	int ready;
 } bitmap_t;
 
+void*	bmap_ptr(bitmap_t* map, size_t bit);
 void	bmap_set(bitmap_t* map, size_t bit, int val);
 int	bmap_get(bitmap_t* map, size_t bit);
 void	bmap_setarea(bitmap_t* map, size_t base, size_t len, int val);

kernel/include/kernel.h

@@ -7,15 +7,15 @@
 /*
  * Virtual memory addresses
  */
-#define USER_HEAP	0x10000000
-#define USER_STACK	0xBF000000
-#define USER_SHARED	0xA0000000
-#define KERNEL_BASE	0xC0000000
-#define KERNEL_SIZE	0x10000000
-#define KERNEL_MEM_BASE	0xD0000000
-#define KERNEL_MEM_SIZE	0x10000000
-#define KERNEL_SHARED	0xF0000000
-#define KERNEL_FRAMEBUF	0xC8000000
+#define USER_HEAP	 0x10000000
+#define USER_STACK	 0xBF000000
+#define USER_SHARED	 0xA0000000
+#define KERNEL_BASE	 0xC0000000
+#define KERNEL_SIZE	 0x10000000
+#define KERNEL_HEAP_BASE 0xD0000000
+#define KERNEL_HEAP_SIZE 0x10000000
+#define KERNEL_SHARED	 0xF0000000
+#define KERNEL_FRAMEBUF	 0xC8000000
 
 /*
  * Variable arguments

kernel/include/pmm.h

@@ -7,9 +7,7 @@
 extern bitmap_t pmm_bitmap;
 
 int pmm_init(void);
-void pmm_initRegion(size_t base, size_t len);
-void pmm_deinitRegion(size_t base, size_t len);
-void* pmm_alloc(size_t len);
-void pmm_free(void* ptr, size_t len);
+void* pmm_allocPage(void);
+void pmm_freePage(void* page);
 
 #endif

kernel/include/vmm.h

@@ -0,0 +1,13 @@
+#ifndef _VMM_H
+#define _VMM_H
+
+#include <kernel.h>
+#include <bitmap.h>
+
+extern bitmap_t vmm_bitmap;
+
+int   vmm_init(void);
+void* vmm_alloc(size_t pages);
+void  vmm_free(void* ptr, size_t pages);
+
+#endif