qdev/isa: add isa bus support to qdev.

Pretty simple and straigt forward.
IRQs modeled simliar to sysbus.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Message-Id: 

1 files changed, 25 insertions, 0 deletions

diff --git a/hw/isa.h b/hw/isa.h
index f126eccb14..49c58f84fa 100644
--- a/hw/isa.h
+++ b/hw/isa.h
@@ -1,8 +1,33 @@
 #ifndef HW_ISA_H
 #define HW_ISA_H
+
 /* ISA bus */
 
 #include "ioport.h"
+#include "qdev.h"
+
+typedef struct ISABus ISABus;
+typedef struct ISADevice ISADevice;
+typedef struct ISADeviceInfo ISADeviceInfo;
+
+struct ISADevice {
+    DeviceState qdev;
+    uint32_t iobase[2];
+    qemu_irq *irqs[2];
+    int nirqs;
+};
+
+typedef void (*isa_qdev_initfn)(ISADevice *dev);
+struct ISADeviceInfo {
+    DeviceInfo qdev;
+    isa_qdev_initfn init;
+};
+
+ISABus *isa_bus_new(DeviceState *dev);
+void isa_connect_irq(ISADevice *dev, int n, qemu_irq irq);
+void isa_init_irq(ISADevice *dev, qemu_irq *p);
+void isa_qdev_register(ISADeviceInfo *info);
+ISADevice *isa_create_simple(const char *name, uint32_t iobase, uint32_t iobase2);
 
 extern target_phys_addr_t isa_mem_base;