From 6fba12f206cd18d7ae4524ac2845cf94571bca40 Mon Sep 17 00:00:00 2001
From: Poul-Henning Kamp <phk@FreeBSD.org>
Date: Sun, 4 Jul 2004 23:16:04 +0000
Subject: [PATCH] Mark our interrupt shareable and don't insist on DMA.  This
 gets us closer to working with a secondary floppy controller on a PC.

---
 sys/dev/fdc/fdc.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sys/dev/fdc/fdc.c b/sys/dev/fdc/fdc.c
index f61b11fbf98e..78839273f5d8 100644
--- a/sys/dev/fdc/fdc.c
+++ b/sys/dev/fdc/fdc.c
@@ -770,7 +770,7 @@ fdc_alloc_resources(struct fdc_data *fdc)
 	}
 
 	fdc->res_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
-					      &fdc->rid_irq, RF_ACTIVE);
+					      &fdc->rid_irq, RF_ACTIVE | RF_SHAREABLE);
 	if (fdc->res_irq == 0) {
 		device_printf(dev, "cannot reserve interrupt line\n");
 		return ENXIO;
@@ -782,9 +782,9 @@ fdc_alloc_resources(struct fdc_data *fdc)
 						      RF_ACTIVE);
 		if (fdc->res_drq == 0) {
 			device_printf(dev, "cannot reserve DMA request line\n");
-			return ENXIO;
-		}
-		fdc->dmachan = rman_get_start(fdc->res_drq);
+			fdc->flags |= FDC_NODMA;
+		} else
+			fdc->dmachan = rman_get_start(fdc->res_drq);
 	}
 
 	return 0;