prep: Disable second IDE channel, as long as ISA IDE emulation doesn't support same irq for both channels

Cc: Andreas Färber <andreas.faerber@web.de>
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

hw/ppc_prep.c

diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c
index 6b22122..6c1499a 100644
--- a/hw/ppc_prep.c
+++ b/hw/ppc_prep.c
@@ -690,7 +690,7 @@
         hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
 
-    for(i = 0; i < MAX_IDE_BUS; i++) {
+    for(i = 0; i < 1/*MAX_IDE_BUS*/; i++) {
         isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
                      hd[2 * i],
 		     hd[2 * i + 1]);