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Screendumps are alot simpler as we can update non-active
QemuConsoles now. So we only need to update the QemuConsole
we want write out, then dump the DisplaySurface content into
a ppm file. Done.
No console switching needed. No special support code in the
gfx card emulation needed. Zap it all. Also move ppm_save
out of the vga code and next to the qmp_screendump function.
For now screen dumping is limited to console #0 (like it used
to be), even though it is dead simple to extend it to other
consoles. I wanna finish the console cleanup before setting
new qapi interfaces into stone.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Tested-by: Igor Mitsyanko <i.mitsyanko@gmail.com>
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Go away from the global DisplaySurface, give one to each QemuConsole
instead. With this patch applied it is possible to call
graphics_hw_* functions with qemu consoles which are not the current
foreground console.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Add QemuConsole parameter to vga_hw_*, so the interface allows to update
non-active consoles (the actual code can't handle this yet, see next
patch). Passing NULL is allowed and updates the active console, like
the functions do today.
While touching all vga_hw_* calls anyway rename that to the functions to
hardware-neutral graphics_hw_*
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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We have only one DisplayState, so there is no need for the "next"
linking, rip it. Also consolidate all displaystate initialization
into init_displaystate(). This function is called by vl.c after
creating the devices (and thus all QemuConsoles) and before
initializing DisplayChangeListensers (aka gtk/sdl/vnc/spice ui).
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Now that all text console rendering uses pixman we can easily
switch the color tables to use pixman_color_t directly.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Zap homegrown font rendering code, use pixman calls instead.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Zap homegrown pixel shuffeling code, use pixman calls instead.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Add helper functions to create pixman mask images for glyphs
and to render these glyphs into a pixman image.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Helper function to map qemu colors (32bit integer + matching PixelFormat)
into pixman_color_t.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Hardcode depth to 32 bpp. It effectively was that way before because
that is the default surface depth, this just makes it explicit in the
code.
Rename depth to new_depth to make it consistent with the new_width +
new_height names. In theory we can make new_depth changeable (i.e.
allow the guest to fill in -- say -- 16 there). In practice the guests
don't try, the X-Server refuses to start if you ask it to use 16bpp
depth (via DefaultDepth in the Screen section).
Always return the correct rmask+gmask+bmask values for the given
new_depth.
Fix mode setting to also verify at new_depth to make sure we have a
correct DisplaySurface, even if the current video mode happes to be
16bpp (set by vgabios via bochs vbe interface). While being at it
switch over to use qemu_create_displaysurface_from, so the surface is
backed by guest-visible video memory and we save a memcpy.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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In vmsvga display update function, a pointer to DisplaySurface must be acquired
after a call to vmsvga_check_size since this function might replace current
DisplaySurface with a new one.
Signed-off-by: Igor Mitsyanko <i.mitsyanko@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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In exynos4210 display update function, we were acquiring DisplaySurface
pointer before calling screen resize function, not paying attention that resize
procedure can replace current DisplaySurface with newly allocated one.
Right thing to do is to initialize DisplaySurface AFTER a call to resize function.
Signed-off-by: Igor Mitsyanko <i.mitsyanko@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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To keep compatibility with the old virtio-balloon-x, add the dynamic properties
to virtio-balloon-pci and virtio-balloon-ccw.
Cc: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Message-id: 1365941220-8114-1-git-send-email-fred.konrad@greensocs.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* bonzini/hw-dirs:
exec: remove useless declarations from memory-internal.h
memory: move core typedefs to qemu/typedefs.h
include: avoid useless includes of exec/ headers
sysemu: avoid proliferation of include/ subdirectories
tpm: reorganize headers and split hardware part
configure: fix TPM logic
acpi.h: make it self contained
acpi: move declarations from pc.h to acpi.h
hw: Add lost ARM core again
Fix failure to create q35 machine
Add linux-headers to QEMU_INCLUDES
arm: fix location of some include files
Conflicts:
configure
aliguori: trivial conflict in configure output
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Message-id: 1366054097-14132-1-git-send-email-edgar.iglesias@gmail.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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Since commit 249d41720b7dfbb5951b430b9eefdbee7464f515 (qdev: Prepare
"realized" property) setting realized = true would register the device's
VMStateDescription, but realized = false would not unregister it. Fix that.
Moving the code from unparenting also revealed that we were calling
DeviceClass::init through DeviceClass::realize as interim solution but
DeviceClass::exit still at unparenting time with a realized check.
Make this symmetrical by implementing DeviceClass::unrealize to call it,
while we're setting realized = false in the unparenting path.
The only other unrealize user is mac_nvram, which can safely override it.
Thus, mark DeviceClass::exit as obsolete, new devices should implement
DeviceClass::unrealize instead.
Cc: qemu-stable@nongnu.org
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Message-id: 1366043650-9719-1-git-send-email-afaerber@suse.de
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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* 'tcg-ppc64' of git://github.com/rth7680/qemu: (33 commits)
tcg-ppc64: Handle deposit of zero
tcg-ppc64: Implement mulu2/muls2_i64
tcg-ppc64: Implement add2/sub2_i64
tcg-ppc64: Use getauxval for ISA detection
tcg-ppc64: Implement movcond
tcg-ppc64: Use ISEL for setcond
tcg-ppc64: Use MFOCRF instead of MFCR
tcg-ppc64: Cleanup i32 constants to tcg_out_cmp
tcg-ppc64: Use TCGType throughout compares
tcg-ppc64: Use I constraint for mul
tcg-ppc64: Implement deposit
tcg-ppc64: Handle constant inputs for some compound logicals
tcg-ppc64: Implement compound logicals
tcg-ppc64: Implement bswap64
tcg-ppc64: Implement bswap16 and bswap32
tcg-ppc64: Implement rotates
tcg-ppc64: Streamline qemu_ld/st insn selection
tcg-ppc64: Use automatic implementation of ext32u_i64
tcg-ppc64: Improve and_i64 with constant
tcg-ppc64: Improve and_i32 with constant
...
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Currently the qemu-nbd program will auto-detect the format of
any disk it is given. This behaviour is known to be insecure.
For example, if qemu-nbd initially exposes a 'raw' file to an
unprivileged app, and that app runs
'qemu-img create -f qcow2 -o backing_file=/etc/shadow /dev/nbd0'
then the next time the app is started, the qemu-nbd will now
detect it as a 'qcow2' file and expose /etc/shadow to the
unprivileged app.
The only way to avoid this is to explicitly tell qemu-nbd what
disk format to use on the command line, completely disabling
auto-detection. This patch adds a '-f' / '--format' arg for
this purpose, mirroring what is already available via qemu-img
and qemu commands.
qemu-nbd --format raw -p 9000 evil.img
will now always use raw, regardless of what format 'evil.img'
looks like it contains
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
[Use errx, not err. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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The TCG optimizer does great work when inserting constants, being able
to fold the open-coded deposit expansion to just an AND or an OR. Avoid
a bit the regression caused by having the deposit opcode by expanding
deposit of zero as an AND.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Glibc 2.16 includes an easy way to get feature bits previously
buried in /proc or the program startup auxiliary vector. Use it.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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There are a few simple special cases that should be handled first.
Break these out to subroutines to avoid code duplication.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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It takes half the cycles to read one CR register instead of all 8.
This is a backward compatible addition to the ISA, so chips prior
to Power 2.00 spec will simply continue to read the entire CR register.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Nothing else in the call chain ensures that these
constants don't have garbage in the high bits.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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The optimization/bug being fixed is that tcg_out_cmp was not applying the
right type to loading a constant, in the case it can't be implemented
directly. Rather than recomputing the TCGType enum from the arch64 bool,
pass around the original TCGType throughout.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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The mul_i32 pattern was loading non-16-bit constants into a register,
when we can get the middle-end to do that for us. The mul_i64 pattern
was not considering that MULLI takes 64-bit inputs.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Since we have special code to handle and/or/xor with a constant,
apply the same to andc/orc/eqv with a constant.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Mostly copied from the ppc32 port.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Using a table to look up insns of the right width and sign.
Include support for the Power 2.06 LDBRX and STDBRX insns.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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The enhancements to and immediate obviate this.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Use RLDICL and RLDICR.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Use RLWINM
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Handle constants in common code; we'll want to reuse that later.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Using SUBFIC for 16-bit signed constants.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Improve constant addition -- previously we'd emit useless addi with 0.
Use new constraints to force the driver to pull full 64-bit constants
into a register.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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We'll need a zero, and Z makes more sense for that. Make sure we
have a full compliment of signed and unsigned 16 and 32-bit tests.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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The test for using movi32 was sub-optimal for TCG_TYPE_I32, comparing
a signed 32-bit quantity against an unsigned 32-bit quantity.
When possible, use addi+oris for 32-bit unsigned constants. Otherwise,
standardize on addi+oris+ori instead of addis+ori+rldicl.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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We weren't ignoring the high 32 bits during a NE comparison.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
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