grub2/0063-grub-core-mmap-i386-uppermem.c-lower_hook-COREBOOT-I.patch

From e85cc7078e669509d3a22c4e76f94cdd53335fff Mon Sep 17 00:00:00 2001
From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Fri, 28 Feb 2014 09:50:47 +0100
Subject: [PATCH 063/125] 	* grub-core/mmap/i386/uppermem.c (lower_hook)
 [COREBOOT]: Ignore low 	tables for low memory calculations.

---
 ChangeLog                      | 5 +++++
 grub-core/mmap/i386/uppermem.c | 6 +++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index bbaed26..6ed6cf4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2014-02-28  Vladimir Serbinenko  <phcoder@gmail.com>
 
+	* grub-core/mmap/i386/uppermem.c (lower_hook) [COREBOOT]: Ignore low
+	tables for low memory calculations.
+
+2014-02-28  Vladimir Serbinenko  <phcoder@gmail.com>
+
 	* grub-core/loader/i386/multiboot_mbi.c (grub_multiboot_make_mbi): Limit
 	location to 640K.
 
diff --git a/grub-core/mmap/i386/uppermem.c b/grub-core/mmap/i386/uppermem.c
index bd8b429..a6be989 100644
--- a/grub-core/mmap/i386/uppermem.c
+++ b/grub-core/mmap/i386/uppermem.c
@@ -31,8 +31,12 @@ lower_hook (grub_uint64_t addr, grub_uint64_t size, grub_memory_type_t type,
 
   if (type != GRUB_MEMORY_AVAILABLE)
     return 0;
+#ifdef GRUB_MACHINE_COREBOOT
+  if (addr <= 0x1000)
+#else
   if (addr == 0)
-    *lower = size;
+#endif
+    *lower = size + addr;
   return 0;
 }
 
-- 
1.9.0