*/
#include "qemu-char.h"
-#include "qemu-error.h"
+#include "qemu/error-report.h"
#include "trace.h"
#include "virtio-serial.h"
VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);
ssize_t ret;
- ret = qemu_chr_write(vcon->chr, buf, len);
+ if (!vcon->chr) {
+ /* If there's no backend, we can just say we consumed all data. */
+ return len;
+ }
+
+ ret = qemu_chr_fe_write(vcon->chr, buf, len);
trace_virtio_console_flush_buf(port->id, len, ret);
if (ret < 0) {
{
VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);
- qemu_chr_guest_open(vcon->chr);
+ if (!vcon->chr) {
+ return;
+ }
+ qemu_chr_fe_open(vcon->chr);
}
/* Callback function that's called when the guest closes the port */
{
VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);
- qemu_chr_guest_close(vcon->chr);
+ if (!vcon->chr) {
+ return;
+ }
+ qemu_chr_fe_close(vcon->chr);
}
/* Readiness of the guest to accept data on a port */
static int virtconsole_initfn(VirtIOSerialPort *port)
{
VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);
- VirtIOSerialPortInfo *info = DO_UPCAST(VirtIOSerialPortInfo, qdev,
- vcon->port.dev.info);
+ VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_GET_CLASS(port);
- if (port->id == 0 && !info->is_console) {
+ if (port->id == 0 && !k->is_console) {
error_report("Port number 0 on virtio-serial devices reserved for virtconsole devices for backward compatibility.");
return -1;
}
if (vcon->chr) {
qemu_chr_add_handlers(vcon->chr, chr_can_read, chr_read, chr_event,
vcon);
- info->have_data = flush_buf;
- info->guest_open = guest_open;
- info->guest_close = guest_close;
}
return 0;
}
-static int virtconsole_exitfn(VirtIOSerialPort *port)
-{
- VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);
-
- if (vcon->chr) {
- /*
- * Instead of closing the chardev, free it so it can be used
- * for other purposes.
- */
- qemu_chr_add_handlers(vcon->chr, NULL, NULL, NULL, NULL);
- }
+static Property virtconsole_properties[] = {
+ DEFINE_PROP_CHR("chardev", VirtConsole, chr),
+ DEFINE_PROP_END_OF_LIST(),
+};
- return 0;
+static void virtconsole_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_CLASS(klass);
+
+ k->is_console = true;
+ k->init = virtconsole_initfn;
+ k->have_data = flush_buf;
+ k->guest_open = guest_open;
+ k->guest_close = guest_close;
+ dc->props = virtconsole_properties;
}
-static VirtIOSerialPortInfo virtconsole_info = {
- .qdev.name = "virtconsole",
- .qdev.size = sizeof(VirtConsole),
- .is_console = true,
- .init = virtconsole_initfn,
- .exit = virtconsole_exitfn,
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("nr", VirtConsole, port.id, VIRTIO_CONSOLE_BAD_ID),
- DEFINE_PROP_CHR("chardev", VirtConsole, chr),
- DEFINE_PROP_STRING("name", VirtConsole, port.name),
- DEFINE_PROP_END_OF_LIST(),
- },
+static TypeInfo virtconsole_info = {
+ .name = "virtconsole",
+ .parent = TYPE_VIRTIO_SERIAL_PORT,
+ .instance_size = sizeof(VirtConsole),
+ .class_init = virtconsole_class_init,
};
-static void virtconsole_register(void)
+static Property virtserialport_properties[] = {
+ DEFINE_PROP_CHR("chardev", VirtConsole, chr),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtserialport_class_init(ObjectClass *klass, void *data)
{
- virtio_serial_port_qdev_register(&virtconsole_info);
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_CLASS(klass);
+
+ k->init = virtconsole_initfn;
+ k->have_data = flush_buf;
+ k->guest_open = guest_open;
+ k->guest_close = guest_close;
+ dc->props = virtserialport_properties;
}
-device_init(virtconsole_register)
-
-static VirtIOSerialPortInfo virtserialport_info = {
- .qdev.name = "virtserialport",
- .qdev.size = sizeof(VirtConsole),
- .init = virtconsole_initfn,
- .exit = virtconsole_exitfn,
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("nr", VirtConsole, port.id, VIRTIO_CONSOLE_BAD_ID),
- DEFINE_PROP_CHR("chardev", VirtConsole, chr),
- DEFINE_PROP_STRING("name", VirtConsole, port.name),
- DEFINE_PROP_END_OF_LIST(),
- },
+
+static TypeInfo virtserialport_info = {
+ .name = "virtserialport",
+ .parent = TYPE_VIRTIO_SERIAL_PORT,
+ .instance_size = sizeof(VirtConsole),
+ .class_init = virtserialport_class_init,
};
-static void virtserialport_register(void)
+static void virtconsole_register_types(void)
{
- virtio_serial_port_qdev_register(&virtserialport_info);
+ type_register_static(&virtconsole_info);
+ type_register_static(&virtserialport_info);
}
-device_init(virtserialport_register)
+
+type_init(virtconsole_register_types)