From: ian <ian>
Date: Fri, 30 Dec 2005 13:06:56 +0000 (+0000)
Subject: do not use nonexistent neg_fw insn
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ijackson/git?a=commitdiff_plain;h=9e4b4c26bfa03ba91e0ca4267355eaa12546b709;p=trains.git

do not use nonexistent neg_fw insn
---

diff --git a/detpic/mascan.asm b/detpic/mascan.asm
index 159650d..f1b783a 100644
--- a/detpic/mascan.asm
+++ b/detpic/mascan.asm
@@ -221,8 +221,8 @@ nextslave_nowrite
 	return	; do not scan while booster PWM is off while polarising
 		; to avoid all trains disappearing and reappearing
 
-	neg_fw	outmsg_begin
-	add_wfw	outmsg_end
+	mov_fw	outmsg_begin
+	sub_wfw	outmsg_end
 	and_lw	outbuf_size - 1
 	cmp_fw_ifle outmsg_targetlen
 	return ; target len < actual len, do not add anything