Public bug reported:
The none-machine can not be started unless using "-serial null":
qemu-system-x86_64 -machine none -nographic -monitor stdio
QEMU 3.1.1 monitor - type 'help' for more information
(qemu) qemu-system-x86_64: cannot use stdio by multiple character devices
qemu-system-x86_64: could not connect serial device to character backend 'stdio'
$
$ qemu-system-mips -machine none -nographic -serial null -monitor stdio
QEMU 4.1.50 monitor - type 'help' for more information
(qemu) info chardev
parallel0: filename=null
compat_monitor0: filename=stdio
serial0: filename=null
(qemu)
** Affects: qemu
Importance: Undecided
Status: New
** Tags: chardev
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https://bugs.launchpad.net/bugs/1848231
Title:
serial/parallel character devices created for the none-machine
Status in QEMU:
New
Bug description:
The none-machine can not be started unless using "-serial null":
qemu-system-x86_64 -machine none -nographic -monitor stdio
QEMU 3.1.1 monitor - type 'help' for more information
(qemu) qemu-system-x86_64: cannot use stdio by multiple character devices
qemu-system-x86_64: could not connect serial device to character backend
'stdio'
$
$ qemu-system-mips -machine none -nographic -serial null -monitor stdio
QEMU 4.1.50 monitor - type 'help' for more information
(qemu) info chardev
parallel0: filename=null
compat_monitor0: filename=stdio
serial0: filename=null
(qemu)
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