[Xen-devel] [PATCH 14/32] piix4: add a i8257 dma controller as specified in datasheet

[Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>]

From: Hervé Poussineau <hpoussin@xxxxxxxxxxx>

Remove i8257 instanciated in malta board, to not have it twice.

Acked-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Acked-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Hervé Poussineau <hpoussin@xxxxxxxxxxx>
Message-Id: <20171216090228.28505-9-hpoussin@xxxxxxxxxxx>
[PMD: rebased]
Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
---
 hw/isa/piix4.c       | 4 ++++
 hw/mips/mips_malta.c | 2 --
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c
index 8998b0ca47..1bc91b590c 100644
--- a/hw/isa/piix4.c
+++ b/hw/isa/piix4.c
@@ -29,6 +29,7 @@
 #include "hw/pci/pci.h"
 #include "hw/isa/isa.h"
 #include "hw/sysbus.h"
+#include "hw/dma/i8257.h"
 #include "migration/vmstate.h"
 #include "sysemu/reset.h"
 #include "sysemu/runstate.h"
@@ -164,6 +165,9 @@ static void piix4_realize(PCIDevice *pci_dev, Error **errp)
     /* initialize ISA irqs */
     isa_bus_irqs(isa_bus, s->isa);
 
+    /* DMA */
+    i8257_dma_init(isa_bus, 0);
+
     piix4_dev = pci_dev;
 }
 
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index e499b7a6bb..df247177ca 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -28,7 +28,6 @@
 #include "cpu.h"
 #include "hw/i386/pc.h"
 #include "hw/isa/superio.h"
-#include "hw/dma/i8257.h"
 #include "hw/char/serial.h"
 #include "net/net.h"
 #include "hw/boards.h"
@@ -1430,7 +1429,6 @@ void mips_malta_init(MachineState *machine)
     smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100,
                           isa_get_irq(NULL, 9), NULL, 0, NULL);
     pit = i8254_pit_init(isa_bus, 0x40, 0, NULL);
-    i8257_dma_init(isa_bus, 0);
     mc146818_rtc_init(isa_bus, 2000, NULL);
 
     /* generate SPD EEPROM data */
-- 
2.21.0


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel