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# Date Author Comment
ab6540d5 09/10/2010 12:22 am Prerna Saxena

trace: Add trace file name command-line option

This patch adds an optional command line switch '-trace' to specify the
filename to write traces to, when qemu starts.
Eg, If compiled with the 'simple' trace backend,
[temp@system]$ qemu -trace FILENAME IMAGE...

12848bfc 09/08/2010 08:26 pm Aneesh Kumar K.V

virtio-9p: Add SM_NONE security model

This is equivalent to SM_PASSTHROUGH security model.
The only exception is, failure of privilige operation like chown
are ignored. This makes a passthrough like security model usable
for people who runs kvm as non root...

03b0ba70 08/23/2010 01:11 am Gerd Hoffmann

compile -fsdev and -virtfs cmd line options unconditionally.

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>

cdc6f542 07/30/2010 10:12 pm Aurelien Jarno

Merge branch 'for-anthony' of git://repo.or.cz/qemu/kevin

  • 'for-anthony' of git://repo.or.cz/qemu/kevin:
    Fix -snapshot deleting images on disk change
    block: Use error codes from lower levels for error message
    block: default to 0 minimal / optiomal I/O size...
6f9c78c1 07/27/2010 01:23 am Corentin Chary

vnc: add lossy option

The lossy option can be used to enable lossy compression
methods like gradient or jpeg. This patch disable them by
default.

Signed-off-by: Corentin Chary <>
Signed-off-by: Anthony Liguori <>

6c6b6ba2 07/26/2010 02:39 pm Bruce Rogers

move 'unsafe' to end of caching modes in help

Libvirt parses qemu help output to determine qemu features. In particular
it probes for the following: "cache=writethrough|writeback|none". The
addition of the unsafe cache mode was inserted within this string, as...

b7fdb3ab 07/13/2010 10:13 pm Aurelien Jarno

qemu-options: add documentation for stdio signal=on|off

Commit 5989020bc11f8ba448d6fb79f4562f882a693d89 introduced a chardev
option to disable signals on stdio. Add the corresponding documentation.

Signed-off-by: Aurelien Jarno <>

9ce56db6 06/22/2010 11:15 pm Venkateswararao Jujjuri (JV)

virtio-9p: Introduces an option to specify the security model.

The new option is:

-fsdev fstype,id=myid,path=/share_path/,security_model=[mapped|passthrough]
-virtfs fstype,path=/share_path/,security_model=[mapped|passthrough],mnt_tag=tag

In the case of mapped security model, files are created with QEMU user...

c3177288 05/27/2010 01:08 am Alexander Graf

Make cache=unsafe the default for -snapshot

When using -snapshot we don't care about data integrity of the cow file
at all, so let's disable flushing there and squeeze out the last drop
of performance we could possibly get.

Signed-off-by: Alexander Graf <>...

016f5cf6 05/26/2010 09:05 pm Alexander Graf

Add cache=unsafe parameter to -drive

Usually the guest can tell the host to flush data to disk. In some cases we
don't want to flush though, but try to keep everything in cache.

So let's add a new cache value to -drive that allows us to set the cache
policy to most aggressive, disabling flushes. We call this mode "unsafe",...

9848bbf1 05/22/2010 11:37 am Markus Armbruster

Fix -device help and documentation

Commit 6616b2ad reverted commit 40ea285c. Looks like a mismerge to
me.

Signed-off-by: Markus Armbruster <>
Acked-by: Stefan Weil <>
Signed-off-by: Blue Swirl <>

3d54abc7 05/03/2010 08:17 pm Gautham R Shenoy

virtio-9p: Create a syntactic shortcut for the file-system pass-thru

Currently the commandline to create a virtual-filesystem pass-through between
the guest and the host is as follows:
#qemu -fsdev fstype,id=ID,path=path/to/share \
-device virtio-9p-pci,fsdev=ID,mount_tag=tag \...

74db920c 05/03/2010 08:17 pm Gautham R Shenoy

virtio-9p: Create a commandline option -fsdev

This patch creates a new command line option named -fsdev to hold any file
system specific information.

The option will currently hold the following attributes:
-fsdev fstype id=id,path=path_to_share
where
fstype: Type of the file system....

97331287 04/26/2010 10:36 pm Jan Kiszka

chardev: Document mux option

Signed-off-by: Jan Kiszka <>
Signed-off-by: Luiz Capitulino <>

82b0d80e 04/01/2010 09:56 pm Michael S. Tsirkin

tap: add vhost/vhostfd options

This adds vhost binary option to tap, to enable vhost net accelerator.
Default is off for now, we'll be able to make default on long term
when we know it's stable.

vhostfd option can be used by management, to pass in the fd. Assigning...

ad96090a 03/29/2010 10:23 pm Blue Swirl

Refactor target specific handling, compile vl.c only once

Move target specific functions and RAM handling to arch_init.c.

Add a flag to QEMUOptions structure to indicate for which
architectures the option is allowed, check the flag
in run time and remove conditional code in option handling....

8d533561 03/27/2010 12:52 pm Aurelien Jarno

qemu-options.hx: fix a typo

Signed-off-by: Aurelien Jarno <>

609c1dac 03/18/2010 08:41 pm Blue Swirl

Fix manpage errors

Split long unbreakable lines to smaller sections.

Spotted by Debian Lintian tool:
http://lintian.debian.org/full/pkg-qemu-devel@lists.alioth.debian.org.html#qemu

Signed-off-by: Blue Swirl <>

c902760f 03/04/2010 05:28 am Marcelo Tosatti

Add option to use file backed guest memory

Port qemu-kvm's -mem-path and -mem-prealloc options. These are useful
for backing guest memory with huge pages via hugetlbfs.

Signed-off-by: Marcelo Tosatti <>
CC: john cooper <>

aa375206 02/27/2010 11:50 am Aurelien Jarno

Fix qemu -net user,hostfwd= example

Signed-off-by: Aurelien Jarno <>

6616b2ad 02/10/2010 08:44 pm Stefan Weil

Documentation: Add command line options to function index

  • Add line options to function index.
  • Add description for -set (TODO).
  • Add description for -global (TODO).

Signed-off-by: Stefan Weil <>
Signed-off-by: Anthony Liguori <>

bec7c2d4 02/08/2010 11:12 am Paolo Bonzini

do not interpolate % from vl.c to qemu-options.h

Since qemu-options.h is only used in vl.c, we can avoid using
brittle interpolation from a generated file.

Signed-off-by: Paolo Bonzini <>
Signed-off-by: malc <>

e8105ebb 02/08/2010 11:12 am Paolo Bonzini

vl.c: avoid preprocessor directives in a printf call

Similar to the qemu-img.c patch, but I also have to unescape remaining
% signs in qemu-options.hx.

Signed-off-by: Paolo Bonzini <>
Signed-off-by: malc <>

40ea285c 02/03/2010 08:39 pm Markus Armbruster

qdev: update help on -device

While there, use "property" rather than "option", for consistency with
-global.

Signed-off-by: Markus Armbruster <>
Signed-off-by: Anthony Liguori <>

69a319d1 01/26/2010 11:42 pm Stefan Weil

Documentation: Improve command line help for -device option

  • Fix column for help text.
  • Give some more help, especially for the new '?' parameters.

Signed-off-by: Stefan Weil <>
Signed-off-by: Anthony Liguori <>

95d5f08b 01/26/2010 11:42 pm Stefan Weil

Documentation: Add missing texi description for command line options

Some more command line options had entries for command line help,
but documentation for texi and derived formats (man, html, info)
was missing.

For conditional options, the texi documentation was added...

292444cb 01/24/2010 05:37 pm Anthony Liguori

Load global config files by default

A new option, nodefconfig is introduced to prevent loading from the default
config location. Otherwise, two configuration files will be searched for,
qemu.conf and target
<TARGET_NAME>.conf.

To ensure that the default configuration is overridden by a user specified...

98b19252 01/20/2010 04:25 pm Amit Shah

virtio-console: qdev conversion, new virtio-serial-bus

This commit converts the virtio-console device to create a new
virtio-serial bus that can host console and generic serial ports. The
file hosting this code is now called virtio-serial-bus.c.

The virtio console is now a very simple qdev device that sits on the...

3dbf2c7f 01/20/2010 04:25 pm Stefan Weil

Documentation: Add missing documentation for qdev related command line options

The command line options -device, -nodefaults, -readconfig,
-writeconfig had entries for command line help, but
documentation for texi and derived formats (man, html, info)
was missing....

3f3ed593 01/20/2010 04:25 pm Naphtali Sprei

Added drives' readonly option

Signed-off-by: Naphtali Sprei <>
Signed-off-by: Anthony Liguori <>

ca1a8a06 01/11/2010 09:41 pm Bruce Rogers

make help output be a little more self-consistent

Signed-off-by: Bruce Rogers <>
Signed-off-by: Anthony Liguori <>

c9f398e5 01/08/2010 05:58 pm H. Peter Anvin

debugcon: support for debugging consoles (e.g. Bochs port 0xe9)

Add generic support for debugging consoles (simple I/O ports which
when written to cause debugging output to be written to a target.)
The current implementation matches Bochs' port 0xe9, allowing the same...

19e65b47 12/28/2009 04:22 pm Michael Tokarev

Add missing newline at the end of options list

In qemu-kvm this place looks even more "interesting":

-runas user     Change to user id user just before starting the VM.
-readconfig &lt;file&gt;
-writeconfig &lt;file&gt;
read/write config file-no-kvm disable KVM hardware virtualization...
d8c208dd 12/12/2009 03:59 pm Gerd Hoffmann

default devices: add global cmd line option.

Add global command line option to disable default devices.

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>

22a0e04b 12/12/2009 03:59 pm Gerd Hoffmann

add new -mon switch

Add -mon switch which maps pretty straight forward into the QemuOpts
internal representation:

-mon chardev=&lt;name&gt;[,mode=[control|readline]][,[no]default]

Via config file:

[mon]
chardev = "<name>"
mode = "readline"
default = "on"...

6ca5582d 12/12/2009 03:59 pm Gerd Hoffmann

add -qmp convinience switch

Acts like -monitor but switched into qmp mode.

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>

4e307fc8 12/12/2009 03:59 pm Gerd Hoffmann

Revert "monitor: Command-line flag to enable control mode"

This reverts commit adcb181afe5a951c521411c7a8e9d9b791aa6742.

Conflicts:

monitor.h

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>

d0fef6fb 12/12/2009 03:59 pm Gerd Hoffmann

qdev: add command line option to set global defaults for properties.

This patch adds infrastructure and command line option for setting
global defaults for device properties, i.e. you can for example use

-global virtio-blk-pci.vectors=0

to turn off msi by default for all virtio block devices. The config...

adcb181a 12/03/2009 05:41 pm Luiz Capitulino

monitor: Command-line flag to enable control mode

This commit adds a flag called 'control' to the '-monitor'
command-line option. This flag enables control mode.

The syntax is:

qemu [...] -monitor control,<device>

Where <device> is a chardev (excluding 'vc', for obvious reasons)....

715a664a 11/09/2009 04:43 pm Gerd Hoffmann

QemuOpts: command line switches for the config file.

Adds -readconfig and -writeconfig command line switches to read/write
QemuOpts from config file.

In theory you should be able to do:

qemu < machine config cmd line switches here > -writeconfig vm.cfg...
7273a2db 11/09/2009 04:43 pm Matthew Booth

Documentation: Add documentation for -chardev

Adds documentation for all -chardev backends.

Signed-off-by: Matthew Booth <>
Signed-off-by: Anthony Liguori <>

76682299 10/27/2009 07:29 pm Mark McLoughlin

net: import linux tap ioctl definitions

Making features dependent on the availability of newer versions if_tun.h
is going to get seriously clumsy, so let's just import the definitions
we need. It's only a small handful.

If and when we're comfortable depending on 2.6.30 headers, we can remove...

baf74c95 10/27/2009 07:29 pm Mark McLoughlin

net: add a vnet_hdr=on|off parameter

This allows people to disable the IFF_VNET_HDR flag, e.g. for debugging
purposes or if they know they may migrate the guest to a machine without
IFF_VNET_HDR support.

It also allows making the lack of IFF_VNET_HDR support an error...

b3f046c2 10/15/2009 05:32 pm Kevin Wolf

Documentation: Highlight placeholders in suboptions

Currently, suboptions (i.e. something like file=file for -drive) are rendered
as @code, so we're losing any @var highlighting in the man pages.

Replace them by @option, so that you actually can see what is a placeholder and...

4e257e5e 10/15/2009 05:32 pm Kevin Wolf

Documentation: Add missing tags to placeholders

Not all placeholders in options descriptions had the @var tag on them. Add the
tag so that it's clearly visible that they are placeholders.

Patchworks-ID: 35602
Signed-off-by: Kevin Wolf <>...

be8b28a9 10/15/2009 05:32 pm Kevin Wolf

Documentation: Move msmouse description to an appropriate place

Putting it right in the middle of the explanation for "-serial udp" probably
wasn't the best idea.

Patchworks-ID: 35603
Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>

a1ea458f 10/15/2009 05:32 pm Mark McLoughlin

net: add -netdev option

Patchworks-ID: 35506
Signed-off-by: Mark McLoughlin <>
Signed-off-by: Anthony Liguori <>

0ca9f8a4 10/06/2009 10:36 pm Dustin Kirkland

offer right-ctrl as a grab option

Add support for -ctrl-grab to use the right-ctrl button to grab/release
the mouse in SDL.

The multi-button ctrl-alt and ctrl-alt-shift grab buttons present an
accessibility problem to users who cannot press more than one button...

1ed2fc1f 10/05/2009 05:32 pm Jan Kiszka

Refactor RTC command line switches

Deprecate -localtime, -setdate and -rtc-td-hack in favor of a new
unified command line switch:

-rtc [base=utc|localtime|date][,driftfix=none|slew]

Signed-off-by: Jan Kiszka <>
Signed-off-by: Anthony Liguori <>

6875204c 10/05/2009 05:32 pm Jan Kiszka

Enable host-clock-based RTC

Switch RTC emulations to the new host_clock instead of vm_clock by
default. This has the advantage that the emulated RTC will follow
automatically the host time while it might be tuned via NTP. vm_clock
can still be selected by passing '-rtc clock=vm' on the command line....

191bc01b 09/11/2009 06:19 pm Gerd Hoffmann

switch chardev to QemuOpts: infrastructure, null device

start switching chardevs to QemuOpts. This patch adds the
infrastructure and converts the null device.

The patch brings two new functions:

qemu_chr_open_opts()
same as qemu_chr_open(), but uses QemuOpts instead of a...

58a04db1 09/04/2009 05:37 pm Andre Przywara

add documentation for multi-core features

extend QEMU's internal help and man page to cover the recently
added multi-core feature.

Signed-off-by: Andre Przywara <>
Signed-off-by: Anthony Liguori <>

5c6c3a6c 08/28/2009 04:30 am Christoph Hellwig

raw-posix: add Linux native AIO support

Now that do have a nicer interface to work against we can add Linux native
AIO support. It's an extremly thing layer just setting up an iocb for
the io_submit system call in the submission path, and registering an...

0d6b0b1d 08/24/2009 04:46 pm Anthony Liguori

Make the e1000 the default network adapter for the pc target.

The ne2k is an ancient card that performs pretty terribly under QEMU. In many
modern OSes, there is no longer drivers available for the ne2k.

Switch the default network adapter to e1000. This card is more widely...

4a1418e0 08/24/2009 04:02 pm Anthony Liguori

Unbreak large mem support by removing kqemu

kqemu introduces a number of restrictions on the i386 target. The worst is that
it prevents large memory from working in the default build.

Furthermore, kqemu is fundamentally flawed in a number of ways. It relies on...

d058fe03 08/10/2009 09:05 pm Gerd Hoffmann

QemuOpts: add -set option

One use case will be file for drives (no filename quoting issues), i.e.

-drive id=test,if=virtio
-set drive.test.file=/vmdisk/test-virtio.img

It will work for any other option (assuming handled by QemuOpts) though.
Except for id= for obvious reasons ;)....

6be68d7e 07/27/2009 10:09 pm Jes Sorensen

Introduce -smp , maxcpus= flag to specify maximum number of CPUS.

Follow on patch will use it to determine the size of the MADT and
other BIOS tables.

Signed-off-by: Jes Sorensen <>
Signed-off-by: Anthony Liguori <>

bd3c948d 07/27/2009 04:39 pm Gerd Hoffmann

qdev: add -device command line option.

The -device switch is the users frontend to the qdev_device_add function
added by the previous patch.

Also adds a linked list where command line options can be saved.
Use it for the new -device and for the -usbdevice and -bt switches....

2221dde5 07/16/2009 04:28 pm Jan Kiszka

Update boot option documentation

Signed-off-by: Jan Kiszka <>
Signed-off-by: Anthony Liguori <>

52249f0f 07/10/2009 01:28 am Anthony Liguori

Disable kqemu by default at run time

-no-kqemu -> -enable-kqemu

kqemu is still present at compile time by default

Signed-off-by: Anthony Liguori <>

1889465a 07/10/2009 12:58 am Andi Kleen

Allow setting qemu process name v2

Set the Linux process name to the name argument specified with name. I find
this useful to see which guests are taking CPU time in top.

This doesn't affect ps, which checks argv0, but rewriting the
environment uses much more code, so I only used this simple way....

fc5b81d1 07/10/2009 12:06 am Mark McLoughlin

net: set a default value for sndbuf=

On reflection, perhaps it does make sense to set a default value for
the sndbuf= tap parameter.

For best effect, sndbuf= should be set to just below the capacity of
the physical NIC.

Setting it higher will cause packets to be dropped before the limit...

0aa217e4 07/10/2009 12:06 am Kevin Wolf

qcow2: Make cache=writethrough default

The performance of qcow2 has improved meanwhile, so we don't need to
special-case it any more. Switch the default to write-through caching
like all other block drivers.

Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>

7d4c3d53 06/29/2009 10:18 pm Markus Armbruster

Replace -no-virtio-balloon by -balloon

We want to do (at least) two things to the virtio-balloon device:
suppress it, and control its PCI address. Option -no-virtio-balloon
lets us do only the former. To get the latter, replace
-no-virtio-balloon with
...

7677f05d 06/29/2009 10:18 pm Alexander Graf

Add documentation for Multiboot

The documentation shows how to use -kernel and friends for booting Linux,
but obviously knows nothing about multiboot yet.

Let's include some documentation for multiboot, so people know how to fully
exploit this cool new feature....

c92ef6a2 06/29/2009 04:52 pm Jan Kiszka

slirp: Rework external configuration interface

With the internal IP configuration made more flexible, we can now
enhance the user interface. This patch adds a number of new options to
"-net user": net (address and mask), host, dhcpstart, dns and smbserver....

3c6a0580 06/29/2009 04:52 pm Jan Kiszka

slirp: Bind support for host forwarding rules

Extend the hostfwd rule format so that the user can specify on which
host interface qemu should listen for incoming connections. If omitted,
binding will takes place against all interfaces.

Signed-off-by: Jan Kiszka <>...

ad196a9d 06/29/2009 04:52 pm Jan Kiszka

slirp: Move smb, redir, tftp and bootp parameters and -net channel

So far a couple of slirp-related parameters were expressed via
stand-alone command line options. This it inconsistent and unintuitive.
Moreover, it prevents both dynamically reconfigured (host_net_add/...

ffe6370c 06/24/2009 05:09 pm Michael S. Tsirkin

qemu/net: flag to control the number of vectors a nic has

Add an option to specify the number of MSI-X vectors for PCI NIC cards. This
can also be used to disable MSI-X, for compatibility with old qemu. This
option currently only affects virtio cards.

Signed-off-by: Michael S. Tsirkin <>...

0df0ff6d 06/22/2009 06:15 pm Mark McLoughlin

net: add '-net tap,sndbuf=nbytes'

2.6.30 adds a new TUNSETSNDBUF ioctl() which allows a send buffer limit
for the tap device to be specified. When this limit is reached, a tap
write() will return EAGAIN and poll() will indicate the fd isn't
writable.

This allows people to tune their setups so as to avoid e.g. UDP packet...

5607c388 06/22/2009 06:15 pm Markus Armbruster

Support addr=... in option argument of -net nic

Make net_client_init() accept addr=, put the value into struct
NICinfo. Use it in pci_nic_init(), and remove arguments bus and
devfn.

Don't support addr= in third argument of monitor command pci_add,
because that clashes with its first argument. Admittedly unelegant....

c2cc47a4 06/22/2009 06:15 pm Markus Armbruster

Support addr=... in option argument of -drive if=virtio

Make drive_init() accept addr=, put the value into struct DriveInfo.
Use it in all the places that create virtio-blk-pci devices:
pc_init1(), bamboo_init(), mpc8544ds_init().

Don't support addr= in third argument of monitor command pci_add and...

df97b920 06/14/2009 03:17 am Eduardo Habkost

Add -no-virtio-balloon command-line option

This new option may be used to disable the virtio-balloon device.

Signed-off-by: Eduardo Habkost <>
Signed-off-by: Anthony Liguori <>

bab7944c 06/09/2009 09:50 pm Blue Swirl

Fix Sparse warning

Fix this warning:
./qemu-options.h:198:1: error: expected preprocessor identifier

Signed-off-by: Blue Swirl <>

c304d317 05/04/2009 11:05 am Aurelien Jarno

qemu-options.hx: fix description of cache=none suboption

Signed-off-by: Aurelien Jarno <>

9dd986cc 05/01/2009 05:44 pm Richard W.M. Jones

Hardware watchdog

Here is an updated hardware watchdog patch, which should fix
everything that was raised about the previous version ...

Signed-off-by: Richard W.M. Jones <>
Signed-off-by: Anthony Liguori <>

94909d9f 04/22/2009 06:19 pm aliguori

xen: add -vga xenfb option, configure xenfb (Gerd Hoffmann)

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7228 c046a42c-6fe2-441c-8c8c-71466251a162

e37630ca 04/22/2009 06:19 pm aliguori

xen: groundwork for xen support (Gerd Hoffmann)

- configure script and build system changes.
- wind up new machine type.
- add xen* command line options.

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>...

268a362c 04/22/2009 01:30 am aliguori

added -numa cmdline parameter parser (Andre Przywara)

adds a -numa command line parameter and sets a QEMU global array with
the memory sizes. The CPU-to-node assignemnt is written into the
CPUState. If no specific values for memory and CPUs are given,
all resources will be split equally across all nodes....

d4ebe193 04/21/2009 10:56 pm aliguori

slirp: Enhance host-guest redirection setup (Jan Kiszka)

Allow to establish a TCP/UDP connection redirection also via a monitor
command 'host_net_redir'. Moreover, assume TCP as connection type if
that parameter is omitted.

Signed-off-by: Jan Kiszka <>...

bb9ea79e 04/21/2009 10:56 pm aliguori

net: Add support for capturing VLANs (Jan Kiszka)

This patch is derived from Tristan Gingold's patch. It adds a new VLAN
client type that writes all traffic on the VLAN it is attached to into a
pcap file. Such a file can then be analyzed offline with Wireshark or...

640f42e4 04/19/2009 01:18 pm blueswir1

kqemu: merge CONFIG_KQEMU and USE_KQEMU

Basically a recursive ":%s/USE_KQEMU/CONFIG_KQEMU/g".

Signed-off-by: Paul Bolle <>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7189 c046a42c-6fe2-441c-8c8c-71466251a162

b6f6e3d3 04/17/2009 09:59 pm aliguori

qemu: Add support for SMBIOS command line otions (Alex Williamson)

Create a new -smbios option (x86-only) to allow binary SMBIOS entries
to be passed through to the BIOS or modify the default values of
individual fields of type 0 and 1 entries on the command line....

9bd7e6d9 04/08/2009 01:58 am pbrook

Implement --version.

Signed-off-by: Paul Brook <>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7035 c046a42c-6fe2-441c-8c8c-71466251a162

c20d7afb 04/06/2009 03:35 am aliguori

Remove WIN32 guard around -k

Signed-off-by: Anthony Liguori <>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7006 c046a42c-6fe2-441c-8c8c-71466251a162

1b530a6d 04/05/2009 11:08 pm aurel32

Add new command line option -singlestep for tcg single stepping.

This replaces a compile time option for some targets and adds
this feature to targets which did not have a compile time option.

Add monitor command to enable or disable single step mode.

Modify monitor command "info status" to display single step mode....

59030a8c 04/05/2009 09:43 pm aliguori

gdbstub: Rework configuration via command line and monitor (Jan Kiszka)

Introduce a more canonical gdbstub configuration (system emulation only)
via the new switch '-gdb dev'. Keep '-s' as shorthand for
'-gdb tcp::1234'. Use the same syntax also for the corresponding monitor...

bc14ca24 04/05/2009 09:43 pm aliguori

Make `-icount' help fit 80 chars screen width (Robert Riebisch)

On Windows default screen width for the command prompt (A.K.A. "DOS
window") is 80 chars. `-icount' help is 87 chars wide. So make it fit.

Signed-off-by: Robert Riebisch <>...

5c2f8d2d 03/28/2009 10:13 am blueswir1

Fix compile problems with r6884

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6885 c046a42c-6fe2-441c-8c8c-71466251a162

5824d651 03/28/2009 08:44 am blueswir1

Syncing documentation vs. -help vs. qemu_options table

Try to keep documentation about command line switches, -help text and
qemu_options table synchronized.

In true Qemu tradition, an include file is generated from single .hx file
containing all relevant information in one place. The include file is...