A Total Overhaul on the Lunaix's Virtual Memory Model (#26)

[lunaix-os.git] / lunaix-os / scripts / gdb / lunadbg / arch / x86 / pte.py

diff --git a/lunaix-os/scripts/gdb/lunadbg/arch/x86/pte.py b/lunaix-os/scripts/gdb/lunadbg/arch/x86/pte.py
index 57853768bf10058e7ed9860577dc34354a0e64e6..444cb3f252b8be292793961116f08b91d70b59a8 100644 (file)
--- a/lunaix-os/scripts/gdb/lunadbg/arch/x86/pte.py
+++ b/lunaix-os/scripts/gdb/lunadbg/arch/x86/pte.py
@@ -38,23 +38,31 @@ class PageTableHelperBase:
     @staticmethod
     def vaddr_width():
         raise NotImplementedError()
     @staticmethod
     def vaddr_width():
         raise NotImplementedError()

+    
+    @staticmethod
+    def pte_size():
+        raise NotImplementedError()

 
 class PageTableHelper32(PageTableHelperBase):
     @staticmethod
     def translation_level(level = -1):
         return [0, 1][level]
     
 
 class PageTableHelper32(PageTableHelperBase):
     @staticmethod
     def translation_level(level = -1):
         return [0, 1][level]
     

+    @staticmethod
+    def pgtable_len():
+        return (1 << 10)
+    

     @staticmethod
     def translation_shift_bits(level):
     @staticmethod
     def translation_shift_bits(level):

-        return [9, 0][level] + 12
+        return [10, 0][level] + 12

     
     @staticmethod
     def mapping_present(pte):
         return bool(pte & 1)
     
     @staticmethod
     
     @staticmethod
     def mapping_present(pte):
         return bool(pte & 1)
     
     @staticmethod

-    def huge_page(pte):
-        return bool(pte & (1 << 7))
+    def huge_page(pte, po):
+        return bool(pte & (1 << 7)) and po 

     
     @staticmethod
     def protections(pte):
     
     @staticmethod
     def protections(pte):


@@ -96,6 +104,10 @@ class PageTableHelper32(PageTableHelperBase):
     @staticmethod
     def vaddr_width():
         return 32
     @staticmethod
     def vaddr_width():
         return 32

+    
+    @staticmethod
+    def pte_size():
+        return 4

 
 class PageTableHelper64(PageTableHelperBase):
     pass
\ No newline at end of file
 
 class PageTableHelper64(PageTableHelperBase):
     pass
\ No newline at end of file