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authorAvi Kivity <avi@qumranet.com>2007-12-16 11:13:16 +0200
committerAvi Kivity <avi@qumranet.com>2008-01-30 18:01:18 +0200
commit0fce5623ba248d3af0d7fb719d5ac367cc9d5192 (patch)
treeb31021dcec46616c2c4f997b2d05d4879619d7e2 /virt/kvm/iodev.h
parentedf884172e9828c6234b254208af04655855038d (diff)
downloadlinaro-lsk-0fce5623ba248d3af0d7fb719d5ac367cc9d5192.tar.gz
KVM: Move drivers/kvm/* to virt/kvm/
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'virt/kvm/iodev.h')
-rw-r--r--virt/kvm/iodev.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/virt/kvm/iodev.h b/virt/kvm/iodev.h
new file mode 100644
index 00000000000..c14e642027b
--- /dev/null
+++ b/virt/kvm/iodev.h
@@ -0,0 +1,63 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __KVM_IODEV_H__
+#define __KVM_IODEV_H__
+
+#include <linux/kvm_types.h>
+
+struct kvm_io_device {
+ void (*read)(struct kvm_io_device *this,
+ gpa_t addr,
+ int len,
+ void *val);
+ void (*write)(struct kvm_io_device *this,
+ gpa_t addr,
+ int len,
+ const void *val);
+ int (*in_range)(struct kvm_io_device *this, gpa_t addr);
+ void (*destructor)(struct kvm_io_device *this);
+
+ void *private;
+};
+
+static inline void kvm_iodevice_read(struct kvm_io_device *dev,
+ gpa_t addr,
+ int len,
+ void *val)
+{
+ dev->read(dev, addr, len, val);
+}
+
+static inline void kvm_iodevice_write(struct kvm_io_device *dev,
+ gpa_t addr,
+ int len,
+ const void *val)
+{
+ dev->write(dev, addr, len, val);
+}
+
+static inline int kvm_iodevice_inrange(struct kvm_io_device *dev, gpa_t addr)
+{
+ return dev->in_range(dev, addr);
+}
+
+static inline void kvm_iodevice_destructor(struct kvm_io_device *dev)
+{
+ if (dev->destructor)
+ dev->destructor(dev);
+}
+
+#endif /* __KVM_IODEV_H__ */