From: Alan Cox <alan@linux.intel.com>
Date: Mon, 20 Apr 2015 21:25:02 +0000 (+0100)
Subject: z80: Fix IRQ handling for NMOS devices
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=1fef18bc9dbafc933dd6b4ae0f3576ebdfa28f6b;p=FUZIX.git

z80: Fix IRQ handling for NMOS devices
---

diff --git a/Kernel/lowlevel-z80-nmos.s b/Kernel/lowlevel-z80-nmos.s
index 715a7a5f..dae2dc5d 100644
--- a/Kernel/lowlevel-z80-nmos.s
+++ b/Kernel/lowlevel-z80-nmos.s
@@ -13,6 +13,7 @@ _di:		xor a		; NMOS Z80 bug work around as per CPU manual
 		scf		; disabled
 was_ei:		push af
 		pop hl
+		di
 		ret
 
 _irqrestore:	pop hl