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qemu-options: Polish section "Character device options" 

Cc: Paolo Bonzini <pbonzini@redhat.com>
CC: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20171002140307.5292-8-armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
Markus Armbruster 2017-10-02 16:03:06 +02:00
parent 2252aaf087
commit dddba0688a
1 changed files with 8 additions and 7 deletions
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15
qemu-options.hx
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@ -2502,11 +2502,6 @@ ETEXI
DEFHEADING() DEFHEADING()
DEFHEADING(Character device options:) DEFHEADING(Character device options:)
STEXI
The general form of a character device option is:
@table @option
ETEXI
DEF("chardev", HAS_ARG, QEMU_OPTION_chardev, DEF("chardev", HAS_ARG, QEMU_OPTION_chardev,
"-chardev help\n" "-chardev help\n"
@ -2552,6 +2547,9 @@ DEF("chardev", HAS_ARG, QEMU_OPTION_chardev,
) )
STEXI STEXI
The general form of a character device option is:
@table @option
@item -chardev @var{backend} ,id=@var{id} [,mux=on|off] [,@var{options}] @item -chardev @var{backend} ,id=@var{id} [,mux=on|off] [,@var{options}]
@findex -chardev @findex -chardev
Backend is one of: Backend is one of:
@ -2575,7 +2573,7 @@ Backend is one of:
@option{spiceport}. @option{spiceport}.
The specific backend will determine the applicable options. The specific backend will determine the applicable options.
Use "-chardev help" to print all available chardev backend types. Use @code{-chardev help} to print all available chardev backend types.
All devices must have an id, which can be any string up to 127 characters long. All devices must have an id, which can be any string up to 127 characters long.
It is used to uniquely identify this device in other command line directives. It is used to uniquely identify this device in other command line directives.
@ -2630,8 +2628,11 @@ to a file to record all data transmitted via the backend. The @option{logappend}
option controls whether the log file will be truncated or appended to when option controls whether the log file will be truncated or appended to when
opened. opened.
Further options to each backend are described below. @end table
The available backends are:
@table @option
@item -chardev null ,id=@var{id} @item -chardev null ,id=@var{id}
A void device. This device will not emit any data, and will drop any data it A void device. This device will not emit any data, and will drop any data it
receives. The null backend does not take any options. receives. The null backend does not take any options.