#include "loader.h"
#include "elf.h"
#include "hw/virtio.h"
-#include "hw/virtio-console.h"
+#include "hw/virtio-serial.h"
+#include "hw/virtio-net.h"
#include "hw/sysbus.h"
#include "kvm.h"
do { } while (0)
#endif
+#define VIRTIO_EXT_CODE 0x2603
+
struct BusInfo s390_virtio_bus_info = {
.name = "s390-virtio",
.size = sizeof(VirtIOS390Bus),
static const VirtIOBindings virtio_s390_bindings;
static ram_addr_t s390_virtio_device_num_vq(VirtIOS390Device *dev);
-static void s390_virtio_device_sync(VirtIOS390Device *dev);
+
+/* length of VirtIO device pages */
+const target_phys_addr_t virtio_size = S390_DEVICE_PAGES * TARGET_PAGE_SIZE;
VirtIOS390Bus *s390_virtio_bus_init(ram_addr_t *ram_size)
{
bus->dev_offs += dev_len;
virtio_bind_device(vdev, &virtio_s390_bindings, dev);
+ dev->host_features = vdev->get_features(vdev, dev->host_features);
s390_virtio_device_sync(dev);
return 0;
{
VirtIODevice *vdev;
- vdev = virtio_net_init((DeviceState *)dev, &dev->nic);
+ vdev = virtio_net_init((DeviceState *)dev, &dev->nic, &dev->net);
if (!vdev) {
return -1;
}
{
VirtIODevice *vdev;
- vdev = virtio_blk_init((DeviceState *)dev, dev->dinfo);
+ vdev = virtio_blk_init((DeviceState *)dev, &dev->block,
+ &dev->block_serial);
if (!vdev) {
return -1;
}
return s390_virtio_device_init(dev, vdev);
}
-static int s390_virtio_console_init(VirtIOS390Device *dev)
+static int s390_virtio_serial_init(VirtIOS390Device *dev)
{
VirtIOS390Bus *bus;
VirtIODevice *vdev;
bus = DO_UPCAST(VirtIOS390Bus, bus, dev->qdev.parent_bus);
- vdev = virtio_console_init((DeviceState *)dev);
+ vdev = virtio_serial_init((DeviceState *)dev, &dev->serial);
if (!vdev) {
return -1;
}
(vq * VIRTIO_VQCONFIG_LEN) +
VIRTIO_VQCONFIG_OFFS_TOKEN;
- return ldq_phys(token_off);
+ return ldq_be_phys(token_off);
}
static ram_addr_t s390_virtio_device_num_vq(VirtIOS390Device *dev)
return r;
}
-static void s390_virtio_device_sync(VirtIOS390Device *dev)
+void s390_virtio_device_sync(VirtIOS390Device *dev)
{
VirtIOS390Bus *bus = DO_UPCAST(VirtIOS390Bus, bus, dev->qdev.parent_bus);
ram_addr_t cur_offs;
vring = s390_virtio_next_ring(bus);
virtio_queue_set_addr(dev->vdev, i, vring);
virtio_queue_set_vector(dev->vdev, i, i);
- stq_phys(vq + VIRTIO_VQCONFIG_OFFS_ADDRESS, vring);
- stw_phys(vq + VIRTIO_VQCONFIG_OFFS_NUM, virtio_queue_get_num(dev->vdev, i));
+ stq_be_phys(vq + VIRTIO_VQCONFIG_OFFS_ADDRESS, vring);
+ stw_be_phys(vq + VIRTIO_VQCONFIG_OFFS_NUM, virtio_queue_get_num(dev->vdev, i));
}
cur_offs = dev->dev_offs;
cur_offs += num_vq * VIRTIO_VQCONFIG_LEN;
/* Sync feature bitmap */
- if (dev->vdev->get_features) {
- stl_phys(cur_offs, dev->vdev->get_features(dev->vdev));
- }
+ stl_le_phys(cur_offs, dev->host_features);
dev->feat_offs = cur_offs + dev->feat_len;
cur_offs += dev->feat_len * 2;
dev->vdev->get_config(dev->vdev, dev->vdev->config);
}
- cpu_physical_memory_rw(cur_offs, dev->vdev->config, dev->vdev->config_len, 1);
+ cpu_physical_memory_write(cur_offs,
+ dev->vdev->config, dev->vdev->config_len);
cur_offs += dev->vdev->config_len;
}
VirtIODevice *vdev = dev->vdev;
uint32_t features;
- vdev->status = ldub_phys(dev->dev_offs + VIRTIO_DEV_OFFS_STATUS);
+ virtio_set_status(vdev, ldub_phys(dev->dev_offs + VIRTIO_DEV_OFFS_STATUS));
/* Update guest supported feature bitmap */
- features = ldl_phys(dev->feat_offs);
+ features = bswap32(ldl_be_phys(dev->feat_offs));
if (vdev->set_features) {
vdev->set_features(vdev, features);
}
- vdev->features = features;
+ vdev->guest_features = features;
}
VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus)
{
VirtIOS390Device *dev = (VirtIOS390Device*)opaque;
uint64_t token = s390_virtio_device_vq_token(dev, vector);
+ CPUState *env = s390_cpu_addr2state(0);
+
+ if (kvm_enabled()) {
+ kvm_s390_virtio_irq(env, 0, token);
+ } else {
+ cpu_inject_ext(env, VIRTIO_EXT_CODE, 0, token);
+ }
+}
- /* XXX kvm dependency! */
- kvm_s390_virtio_irq(s390_cpu_addr2state(0), 1, token);
+static unsigned virtio_s390_get_features(void *opaque)
+{
+ VirtIOS390Device *dev = (VirtIOS390Device*)opaque;
+ return dev->host_features;
}
/**************** S390 Virtio Bus Device Descriptions *******************/
static const VirtIOBindings virtio_s390_bindings = {
.notify = virtio_s390_notify,
+ .get_features = virtio_s390_get_features,
};
static VirtIOS390DeviceInfo s390_virtio_net = {
.init = s390_virtio_net_init,
.qdev.name = "virtio-net-s390",
+ .qdev.alias = "virtio-net",
.qdev.size = sizeof(VirtIOS390Device),
.qdev.props = (Property[]) {
DEFINE_NIC_PROPERTIES(VirtIOS390Device, nic),
+ DEFINE_PROP_UINT32("x-txtimer", VirtIOS390Device,
+ net.txtimer, TX_TIMER_INTERVAL),
+ DEFINE_PROP_INT32("x-txburst", VirtIOS390Device,
+ net.txburst, TX_BURST),
+ DEFINE_PROP_STRING("tx", VirtIOS390Device, net.tx),
DEFINE_PROP_END_OF_LIST(),
},
};
static VirtIOS390DeviceInfo s390_virtio_blk = {
.init = s390_virtio_blk_init,
.qdev.name = "virtio-blk-s390",
+ .qdev.alias = "virtio-blk",
.qdev.size = sizeof(VirtIOS390Device),
.qdev.props = (Property[]) {
- DEFINE_PROP_DRIVE("drive", VirtIOS390Device, dinfo),
+ DEFINE_BLOCK_PROPERTIES(VirtIOS390Device, block),
+ DEFINE_PROP_STRING("serial", VirtIOS390Device, block_serial),
DEFINE_PROP_END_OF_LIST(),
},
};
-static VirtIOS390DeviceInfo s390_virtio_console = {
- .init = s390_virtio_console_init,
- .qdev.name = "virtio-console-s390",
+static VirtIOS390DeviceInfo s390_virtio_serial = {
+ .init = s390_virtio_serial_init,
+ .qdev.name = "virtio-serial-s390",
+ .qdev.alias = "virtio-serial",
.qdev.size = sizeof(VirtIOS390Device),
.qdev.props = (Property[]) {
+ DEFINE_PROP_UINT32("max_ports", VirtIOS390Device,
+ serial.max_virtserial_ports, 31),
DEFINE_PROP_END_OF_LIST(),
},
};
static void s390_virtio_register(void)
{
- s390_virtio_bus_register_withprop(&s390_virtio_console);
+ s390_virtio_bus_register_withprop(&s390_virtio_serial);
s390_virtio_bus_register_withprop(&s390_virtio_blk);
s390_virtio_bus_register_withprop(&s390_virtio_net);
}
projects / qemu.git / blobdiff