[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 1/5] cmd646: add constants for CNTRL register access
From: |
Mark Cave-Ayland |
Subject: |
[Qemu-devel] [PATCH 1/5] cmd646: add constants for CNTRL register access |
Date: |
Fri, 8 Aug 2014 17:23:32 +0100 |
Signed-off-by: Mark Cave-Ayland <address@hidden>
---
hw/ide/cmd646.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/hw/ide/cmd646.c b/hw/ide/cmd646.c
index a8e35fe..d8395ef 100644
--- a/hw/ide/cmd646.c
+++ b/hw/ide/cmd646.c
@@ -33,6 +33,9 @@
#include <hw/ide/pci.h>
/* CMD646 specific */
+#define CNTRL 0x51
+#define CNTRL_EN_CH0 0x04
+#define CNTRL_EN_CH1 0x08
#define MRDMODE 0x71
#define MRDMODE_INTR_CH0 0x04
#define MRDMODE_INTR_CH1 0x08
@@ -269,10 +272,10 @@ static int pci_cmd646_ide_initfn(PCIDevice *dev)
pci_conf[PCI_CLASS_PROG] = 0x8f;
- pci_conf[0x51] = 0x04; // enable IDE0
+ pci_conf[CNTRL] = CNTRL_EN_CH0; // enable IDE0
if (d->secondary) {
/* XXX: if not enabled, really disable the seconday IDE controller */
- pci_conf[0x51] |= 0x08; /* enable IDE1 */
+ pci_conf[CNTRL] |= CNTRL_EN_CH1; /* enable IDE1 */
}
setup_cmd646_bar(d, 0);
--
1.7.10.4