From 9ca3193af720459a2cab7d6f26fdd789eebe9d50 Mon Sep 17 00:00:00 2001
From: miod <miod@openbsd.org>
Date: Sat, 9 Aug 2008 16:41:21 +0000
Subject: [PATCH] Do not forget to set the ``specific EOI'' bit when sending
 a... specific EOI; from NetBSD.

---
 sys/arch/alpha/pci/sio_pic.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/sys/arch/alpha/pci/sio_pic.c b/sys/arch/alpha/pci/sio_pic.c
index 6358b458bb4..52ca5489e65 100644
--- a/sys/arch/alpha/pci/sio_pic.c
+++ b/sys/arch/alpha/pci/sio_pic.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: sio_pic.c,v 1.28 2008/07/29 18:39:45 miod Exp $	*/
+/*	$OpenBSD: sio_pic.c,v 1.29 2008/08/09 16:41:21 miod Exp $	*/
 /* $NetBSD: sio_pic.c,v 1.28 2000/06/06 03:10:13 thorpej Exp $ */
 
 /*-
@@ -625,8 +625,10 @@ static void
 specific_eoi(irq)
 	int irq;
 {
-	if (irq > 7)
+	if (irq > 7) {
 		bus_space_write_1(sio_iot,
-		    sio_ioh_icu2, 0, 0x20 | (irq & 0x07));	/* XXX */
-	bus_space_write_1(sio_iot, sio_ioh_icu1, 0, 0x20 | (irq > 7 ? 2 : irq));
+		    sio_ioh_icu2, 0, 0x60 | (irq & 0x07));	/* XXX */
+		irq = 2;
+	}
+	bus_space_write_1(sio_iot, sio_ioh_icu1, 0, 0x60 | irq);
 }
-- 
2.20.1