[v2] r4911 - trunk/util/x86emu

Author: stepan
Date: 2009-11-05 09:09:20 +0000 (Thu, 05 Nov 2009)
New Revision: 4911

Modified:
   trunk/util/x86emu/x86_asm.S
Log:

Get the passed in Bus/Device/Function from the correct location on the
stack.

Signed-off-by: Mark Marshall

Clarified the comment and
Acked-by: Stefan Reinauer

Modified: trunk/util/x86emu/x86_asm.S
===================================================================
--- trunk/util/x86emu/x86_asm.S	2009-11-05 09:03:04 UTC (rev 4910)
+++ trunk/util/x86emu/x86_asm.S	2009-11-05 09:09:20 UTC (rev 4911)
@@ -68,8 +68,10 @@

/* Get devfn into %ecx */
    movl    %esp, %ebp
-	// FIXME: Should this function be called with regparm=0?
-	movl    8(%ebp), %ecx
+	/* This function is called with regparm=0 and we have
+	 * to skip the 32 byte from pushal:
+	 */
+	movl    36(%ebp), %ecx

/* Activate the right segment descriptor real mode. */
    ljmp	$0x28, $RELOCATED(1f)