diff options
Diffstat (limited to 'hw/virtio-console.c')
| -rw-r--r-- | hw/virtio-console.c | 35 |
1 files changed, 9 insertions, 26 deletions
diff --git a/hw/virtio-console.c b/hw/virtio-console.c index 713f6ef390..b076331d37 100644 --- a/hw/virtio-console.c +++ b/hw/virtio-console.c @@ -74,11 +74,17 @@ static void chr_event(void *opaque, int event) } } -static int generic_port_init(VirtConsole *vcon, VirtIOSerialPort *port) +static int virtconsole_initfn(VirtIOSerialPort *port) { + VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port); VirtIOSerialPortInfo *info = DO_UPCAST(VirtIOSerialPortInfo, qdev, vcon->port.dev.info); + if (port->id == 0 && !info->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); @@ -86,15 +92,8 @@ static int generic_port_init(VirtConsole *vcon, VirtIOSerialPort *port) info->guest_open = guest_open; info->guest_close = guest_close; } - return 0; -} - -/* Virtio Console Ports */ -static int virtconsole_initfn(VirtIOSerialPort *port) -{ - VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port); - return generic_port_init(vcon, port); + return 0; } static int virtconsole_exitfn(VirtIOSerialPort *port) @@ -132,26 +131,10 @@ static void virtconsole_register(void) } device_init(virtconsole_register) -/* Generic Virtio Serial Ports */ -static int virtserialport_initfn(VirtIOSerialPort *port) -{ - VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port); - - if (port->id == 0) { - /* - * Disallow a generic port at id 0, that's reserved for - * console ports. - */ - error_report("Port number 0 on virtio-serial devices reserved for virtconsole devices for backward compatibility."); - return -1; - } - return generic_port_init(vcon, port); -} - static VirtIOSerialPortInfo virtserialport_info = { .qdev.name = "virtserialport", .qdev.size = sizeof(VirtConsole), - .init = virtserialport_initfn, + .init = virtconsole_initfn, .exit = virtconsole_exitfn, .qdev.props = (Property[]) { DEFINE_PROP_UINT32("nr", VirtConsole, port.id, VIRTIO_CONSOLE_BAD_ID), |