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2009 Dec 08
1
[PATCH] doc: document mBFT and "safe hook"
...img
@@ -241,3 +244,40 @@ method for this.
mov byte [es:bx], 0EAh ; FAR JMP
mov [es:bx+1], eax
sti
+
+MEMDISK supports the Win9x "safe hook" structure for OS detection.
+(See "Safe Master Boot Record INT 13h Hook Routines," available at
+http://www.osronline.com/ddkx/w98ddk/storage_5l6g.htm as of
+December 7th, 2009.) An OS driver can take a look at the INTerrupt table
+and try to walk along the chain of those hooks that implement the "safe
hook"
+structure. For each hook discovered, a vendor can be identified and the OS
+driver can take appropriat...