From: Alan Cox <alan@linux.intel.com>
Date: Mon, 25 Jun 2018 21:10:23 +0000 (+0100)
Subject: trs80: NMI masking fix
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=1199b0a1d6bd4e6f65a11c351488724a6819e899;p=FUZIX.git

trs80: NMI masking fix
---

diff --git a/Kernel/platform-trs80m1/trs80.s b/Kernel/platform-trs80m1/trs80.s
index e95b6f93..d63280d2 100644
--- a/Kernel/platform-trs80m1/trs80.s
+++ b/Kernel/platform-trs80m1/trs80.s
@@ -91,8 +91,8 @@ init_early:
 	    ld (_trs80_model),a
 	    ld a,#0x74
 	    out (0xE0),a	; Mask iobus, cassette
-	    xor a
-	    out (0xE4),a	; and NMI sources
+	    ld a,#0x40
+	    out (0xE4),a	; and NMI sources except motor off
 	    jr not_vg
 not_m3:
 	    ; Detect machine type (Model 1 or LNW80 or VideoGenie ?)