From cf8da73ae37c23bdaaa2fac64b860bf3afd08250 Mon Sep 17 00:00:00 2001
From: timevortex <pparth@pparth.net>
Date: Thu, 18 Feb 2016 16:56:34 +1100
Subject: [PATCH] Extract PDR section of Flash

FlashRegionSectionType already parses PdrBase and PdrLimit. This bit of the code just makes sure that FlashDescriptor uses that information to extract that region out.
---
 uefi_firmware/flash.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/uefi_firmware/flash.py b/uefi_firmware/flash.py
index 4744886..1c212e7 100644
--- a/uefi_firmware/flash.py
+++ b/uefi_firmware/flash.py
@@ -163,6 +163,18 @@ def _region_offset(base):
         })
         gbe_region.process()
         self.regions.append(gbe_region)
+        
+        pdr_base = self.region.structure.PdrBase
+        pdr_limit = self.region.structure.PdrLimit
+        pdr_size = _region_offset(pdr_base) + _region_size(pdr_base, pdr_limit)
+        pdr = self.data[_region_offset(pdr_base): pdr_size]
+
+        pdr_region = FlashRegion(pdr, "pdr", {
+            "base": pdr_base,
+            "limit": pdr_limit,
+        })
+        pdr_region.process()
+        self.regions.append(pdr_region)
         return True
 
     def showinfo(self, ts='', index=None):