From: Michael Brown <mcb30@etherboot.org>
Date: Sat, 9 Apr 2005 16:42:50 +0000 (+0000)
Subject: lgdt needs data32 prefix, otherwise it loads only 24 bits.  (sgdt
X-Git-Tag: v0.9.3~2064
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2fa14f2f1d616cdbbeecc7e31a68efcdeebcc61f;p=thirdparty%2Fipxe.git

lgdt needs data32 prefix, otherwise it loads only 24 bits.  (sgdt
always saves 32 bits).
---

diff --git a/src/arch/i386/transitions/librm.S b/src/arch/i386/transitions/librm.S
index c915b7ee0..d0ff1f39a 100644
--- a/src/arch/i386/transitions/librm.S
+++ b/src/arch/i386/transitions/librm.S
@@ -287,7 +287,7 @@ EXPORT(real_to_prot):
 	pushl	%eax
 	
 	/* Restore protected-mode GDT */
-	lgdt	%ds:OFFSET(pm_gdt)
+	data32 lgdt	%ds:OFFSET(pm_gdt)
 
 	/* Switch to protected mode */
 	movl	%cr0, %eax