Release 1.0

[palacios.git] / palacios / include / palacios / vm_dev.h

diff --git a/palacios/include/palacios/vm_dev.h b/palacios/include/palacios/vm_dev.h
new file mode 100644 (file)
index 0000000..8bd93a9
--- /dev/null
+++ b/palacios/include/palacios/vm_dev.h
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+/*
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National 
+ * Science Foundation and the Department of Energy.  
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico.  You can find out more at 
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> 
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org> 
+ * All rights reserved.
+ *
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software.  You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
+#ifndef __VM_DEV_H
+#define __VM_DEV_H
+
+#ifdef __V3VEE__
+
+#include <palacios/vmm_types.h>
+#include <palacios/vmm_list.h>
+#include <palacios/vmm_dev_mgr.h>
+
+struct guest_info;
+
+
+struct vm_device;
+
+
+struct vm_device_ops {
+  int (*init)(struct vm_device *dev);
+  int (*deinit)(struct vm_device *dev);
+
+
+  int (*reset)(struct vm_device *dev);
+
+  int (*start)(struct vm_device *dev);
+  int (*stop)(struct vm_device *dev);
+
+
+  //int (*save)(struct vm_device *dev, struct *iostream);
+  //int (*restore)(struct vm_device *dev, struct *iostream);
+};
+
+
+
+struct vm_device {
+  char name[32];
+  
+  void *private_data;
+
+  struct vm_device_ops * ops;
+
+  struct guest_info * vm;
+
+  struct list_head dev_link;
+
+
+  uint_t num_io_hooks;
+  struct list_head io_hooks;
+  uint_t num_mem_hooks;
+  struct list_head mem_hooks;
+  uint_t num_irq_hooks;
+  struct list_head irq_hooks;
+
+};
+
+
+
+
+struct vm_device * v3_create_device(char * name, struct vm_device_ops * ops, void * private_data);
+void v3_free_device(struct vm_device * dev);
+
+
+
+int v3_dev_hook_io(struct vm_device   *dev,
+               ushort_t            port,
+               int (*read)(ushort_t port, void * dst, uint_t length, struct vm_device * dev),
+               int (*write)(ushort_t port, void * src, uint_t length, struct vm_device * dev));
+
+int v3_dev_unhook_io(struct vm_device   *dev,
+                 ushort_t            port);
+
+int v3_dev_hook_mem(struct vm_device   *dev,
+                void               *start,
+                void               *end);
+
+int v3_dev_unhook_mem(struct vm_device   * dev,
+                  void               * start,
+                  void               * end);
+
+
+int v3_dev_hook_irq(struct vm_device * dev,
+                uint_t irq, 
+                int (*handler)(uint_t irq, struct vm_device * dev));
+int v3_dev_unhook_irq(struct vm_device * dev, uint_t irq);
+
+
+
+#endif // ! __V3VEE__
+
+#endif