diff options
author | Hollis Blanchard <hollisb@us.ibm.com> | 2007-12-03 15:30:24 -0600 |
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committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 17:53:17 +0200 |
commit | e2174021cfa535dbcaef02dc6f2897019c30731d (patch) | |
tree | 8f3713033be0b0d3c7c398e0e343c271d2d6b8dc /drivers/kvm/iodev.h | |
parent | d77a39d982431ef9efc7e7a1690cee2ce252b95e (diff) |
KVM: Portability: Move IO device definitions to its own header file
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Acked-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/iodev.h')
-rw-r--r-- | drivers/kvm/iodev.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/kvm/iodev.h b/drivers/kvm/iodev.h new file mode 100644 index 00000000000..eb9e8a71843 --- /dev/null +++ b/drivers/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 "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__ */ |