[PATCH] Document EFI zero-page usage

From: "Randy.Dunlap" <rddunlap@osdl.org>

Add x86 EFI zero-page usage to i386 docs.

diff --git a/Documentation/i386/zero-page.txt b/Documentation/i386/zero-page.txt
index b6291db4c135fc0f49cfeae3ac1f0aec9722bf0e..ba5caf7d76a134cd5a1f19e52ae374924bdadcfc 100644 (file)
--- a/Documentation/i386/zero-page.txt
+++ b/Documentation/i386/zero-page.txt
@@ -28,8 +28,13 @@ Offset       Type            Description
 
  0xa0  16 bytes        System description table truncated to 16 bytes.
                        ( struct sys_desc_table_struct )
- 0xb0 - 0x1df          Free. Add more parameters here if you really need them.
+ 0xb0 - 0x1c3          Free. Add more parameters here if you really need them.
 
+0x1c4  unsigned long   EFI system table pointer
+0x1c8  unsigned long   EFI memory descriptor size
+0x1cc  unsigned long   EFI memory descriptor version
+0x1d0  unsigned long   EFI memory descriptor map pointer
+0x1d4  unsigned long   EFI memory descriptor map size
 0x1e0  unsigned long   ALT_MEM_K, alternative mem check, in Kb
 0x1e8  char            number of entries in E820MAP (below)
 0x1e9  unsigned char   number of entries in EDDBUF (below)