From e1e299083d1469177f4e5787a78c136923091f3a Mon Sep 17 00:00:00 2001
From: Alejandro Sior <aho@sior.be>
Date: Thu, 28 Jul 2022 22:07:42 +0200
Subject: amd64/mem/vmap: add struct contents and functions

---
 arch/amd64/mem/vmap.h | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/arch/amd64/mem/vmap.h b/arch/amd64/mem/vmap.h
index c13b887..b7b4364 100644
--- a/arch/amd64/mem/vmap.h
+++ b/arch/amd64/mem/vmap.h
@@ -1,12 +1,26 @@
 #ifndef AMD64_MEM_VMAP_H
 #define AMD64_MEM_VMAP_H
 
+#include <rt.h>
 #include <mem/vmap.h>
 
+/* Implementation of MemVmap for AMD64 */
 typedef struct amd64_mem_vmap {
 	MemVmap vmap;
-	
-	
+
+	/* Used to store the decoded indices
+	   from the translation addresses */
+	u32 idx[8];
+
+	/* Used to store the addresses of the
+	   different pages being hit by a
+	   translation */
+	u64 *addrs[8];
 } Amd64MemVmap;
 
+void amd64_mem_vmap_init(Amd64MemVmap *self, void *base);
+usize amd64_mem_vmap_translate(MemVmap *inner, usize virt);
+int amd64_mem_vmap_map(MemVmap *inner, usize phys, usize virt, usize len);
+void amd64_mem_vmap_unmap(MemVmap *inner, usize virt, usize len);
+
 #endif
\ No newline at end of file
-- 
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