Added memory management using paging

This was quite a roller-coaster and most things are slower now, but it works and is way more secure. I still need to implement things like shared memory for the WM/GUI system but other than that everything is supported.

1 files changed, 24 insertions, 1 deletions

diff --git a/kernel/inc/boot.h b/kernel/inc/boot.h
index 6bacc31..7f085cd 100644
--- a/kernel/inc/boot.h
+++ b/kernel/inc/boot.h
@@ -6,10 +6,33 @@
 
 #include <def.h>
 
-extern struct vid_info *boot_passed;
 struct vid_info {
 	u32 mode;
 	u32 *vbe;
 };
 
+enum mmap_type {
+	MEMORY_AVAILABLE = 1,
+	MEMORY_RESERVED,
+	MEMORY_ACPI,
+	MEMORY_NVS,
+	MEMORY_DEFECT,
+	MEMORY_DISABLED
+};
+
+struct mmap_boot {
+	u32 lbase;
+	u32 hbase;
+	u32 lsize;
+	u32 hsize;
+	u32 type;
+	u32 acpi;
+};
+
+struct mem_info {
+	struct mmap_boot *start;
+	u32 *end;
+	u32 size;
+};
+
 #endif