diff options
Diffstat (limited to 'hw/virtio-serial-bus.c')
| -rw-r--r-- | hw/virtio-serial-bus.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c index 53c58d0f3..bdc760c36 100644 --- a/hw/virtio-serial-bus.c +++ b/hw/virtio-serial-bus.c @@ -19,6 +19,7 @@ #include "monitor.h" #include "qemu-queue.h" #include "sysbus.h" +#include "trace.h" #include "virtio-serial.h" /* The virtio-serial bus on top of which the ports will ride as devices */ @@ -221,6 +222,7 @@ static size_t send_control_event(VirtIOSerialPort *port, uint16_t event, stw_p(&cpkt.event, event); stw_p(&cpkt.value, value); + trace_virtio_serial_send_control_event(port->id, event, value); return send_control_msg(port, &cpkt, sizeof(cpkt)); } @@ -302,6 +304,7 @@ void virtio_serial_throttle_port(VirtIOSerialPort *port, bool throttle) return; } + trace_virtio_serial_throttle_port(port->id, throttle); port->throttled = throttle; if (throttle) { return; @@ -328,6 +331,8 @@ static void handle_control_message(VirtIOSerial *vser, void *buf, size_t len) cpkt.event = lduw_p(&gcpkt->event); cpkt.value = lduw_p(&gcpkt->value); + trace_virtio_serial_handle_control_message(cpkt.event, cpkt.value); + if (cpkt.event == VIRTIO_CONSOLE_DEVICE_READY) { if (!cpkt.value) { error_report("virtio-serial-bus: Guest failure in adding device %s", @@ -346,11 +351,13 @@ static void handle_control_message(VirtIOSerial *vser, void *buf, size_t len) port = find_port_by_id(vser, ldl_p(&gcpkt->id)); if (!port) { - error_report("virtio-serial-bus: Unexpected port id %u for device %s\n", + error_report("virtio-serial-bus: Unexpected port id %u for device %s", ldl_p(&gcpkt->id), vser->bus.qbus.name); return; } + trace_virtio_serial_handle_control_message_port(port->id); + info = DO_UPCAST(VirtIOSerialPortInfo, qdev, port->dev.info); switch(cpkt.event) { |