From: Alan Cox <alan@linux.intel.com>
Date: Thu, 19 Oct 2017 22:00:20 +0000 (+0100)
Subject: crt0: use stosb not zero and mov
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=79d5bcf81eeeae70745e312ffa4cdb1747ddca61;p=FUZIX.git

crt0: use stosb not zero and mov

Z80 programmer escaped into x86
---

diff --git a/Kernel/platform-ibmpc/crt0.S b/Kernel/platform-ibmpc/crt0.S
index 3cc219ce..fce2fea9 100644
--- a/Kernel/platform-ibmpc/crt0.S
+++ b/Kernel/platform-ibmpc/crt0.S
@@ -17,9 +17,9 @@ start:
 	movw	$__bss_start+1,%di
 	movw	$__end,%cx
 	subw	$__bss_start+1,%cx
-	movb	$0,(%si)
+	xorb	%al,%al
 	rep
-	movsb
+	stosb
 
 	call	init_early
 	call	init_hardware