Revision 0b8b716d

b/hw/virtio-console.c
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 */
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#include "qemu-char.h"
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#include "qemu-error.h"
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#include "virtio-serial.h"
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typedef struct VirtConsole {
......
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{
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    VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);
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    if (port->id == 0) {
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        /*
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         * Disallow a generic port at id 0, that's reserved for
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         * console ports.
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         */
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        error_report("Port number 0 on virtio-serial devices reserved for virtconsole devices for backward compatibility.");
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        return -1;
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    }
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    return generic_port_init(vcon, port);
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}
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