qemu/hw/s390-virtio-bus.h
Markus Armbruster a8686a9b2b virtio-blk: Turn drive serial into a qdev property
It needs to be a qdev property, because it belongs to the drive's
guest part.  Precedence: commit a0fef654 and 6ced55a5.

Bonus: info qtree now shows the serial number.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2011-07-05 11:23:29 +02:00

71 lines
2.3 KiB
C

/*
* QEMU S390x VirtIO BUS definitions
*
* Copyright (c) 2009 Alexander Graf <agraf@suse.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "virtio-net.h"
#include "virtio-serial.h"
#define VIRTIO_DEV_OFFS_TYPE 0 /* 8 bits */
#define VIRTIO_DEV_OFFS_NUM_VQ 1 /* 8 bits */
#define VIRTIO_DEV_OFFS_FEATURE_LEN 2 /* 8 bits */
#define VIRTIO_DEV_OFFS_CONFIG_LEN 3 /* 8 bits */
#define VIRTIO_DEV_OFFS_STATUS 4 /* 8 bits */
#define VIRTIO_DEV_OFFS_CONFIG 5 /* dynamic */
#define VIRTIO_VQCONFIG_OFFS_TOKEN 0 /* 64 bits */
#define VIRTIO_VQCONFIG_OFFS_ADDRESS 8 /* 64 bits */
#define VIRTIO_VQCONFIG_OFFS_NUM 16 /* 16 bits */
#define VIRTIO_VQCONFIG_LEN 24
#define VIRTIO_RING_LEN (TARGET_PAGE_SIZE * 3)
#define S390_DEVICE_PAGES 512
typedef struct VirtIOS390Device {
DeviceState qdev;
ram_addr_t dev_offs;
ram_addr_t feat_offs;
uint8_t feat_len;
VirtIODevice *vdev;
BlockConf block;
char *block_serial;
NICConf nic;
uint32_t host_features;
virtio_serial_conf serial;
virtio_net_conf net;
} VirtIOS390Device;
typedef struct VirtIOS390Bus {
BusState bus;
VirtIOS390Device *console;
ram_addr_t dev_page;
ram_addr_t dev_offs;
ram_addr_t next_ring;
} VirtIOS390Bus;
void s390_virtio_device_update_status(VirtIOS390Device *dev);
VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus);
VirtIOS390Bus *s390_virtio_bus_init(ram_addr_t *ram_size);
VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus,
ram_addr_t mem, int *vq_num);
VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem);
void s390_virtio_device_sync(VirtIOS390Device *dev);