From 6dc09f22d236c11836197f001a82ab3833e8b29d Mon Sep 17 00:00:00 2001
From: Hartmut Birr <osexpert@googlemail.com>
Date: Wed, 27 Nov 2002 20:31:17 +0000
Subject: [PATCH] Initialize the registers for the next call to Int386 in
 GetBiosMemoryMap.

svn path=/trunk/; revision=3797
---
 freeldr/freeldr/arch/i386/i386mem.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/freeldr/freeldr/arch/i386/i386mem.c b/freeldr/freeldr/arch/i386/i386mem.c
index ecf04f6d3ad..13fe0655340 100644
--- a/freeldr/freeldr/arch/i386/i386mem.c
+++ b/freeldr/freeldr/arch/i386/i386mem.c
@@ -202,6 +202,13 @@ U32 GetBiosMemoryMap(BIOS_MEMORY_MAP BiosMemoryMap[32])
 			DbgPrint((DPRINT_MEMORY, "End Of System Memory Map!\n\n"));
 			break;
 		}
+		// setup the register for the next call
+		Regs.x.eax = 0x0000E820;
+		Regs.x.edx = 0x534D4150; // ('SMAP')
+		Regs.x.ebx = 0x00000001;
+		Regs.x.ecx = sizeof(BIOS_MEMORY_MAP);
+		Regs.w.es = BIOSCALLBUFSEGMENT;
+		Regs.w.di = BIOSCALLBUFOFFSET;
 	}
 
 	return MapCount;