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8 years agoblock/parallels: switch to bdrv_read
Roman Kagan [Tue, 28 Apr 2015 07:46:36 +0000 (10:46 +0300)]
block/parallels: switch to bdrv_read

Switch the .bdrv_read method implementation from using bdrv_pread() to
bdrv_read() on the underlying file, since the latter is subject to i/o
throttling while the former is not.

Besides, since bdrv_read() operates in sectors rather than bytes, adjust
the helper functions to do so too.

Signed-off-by: Roman Kagan <rkagan@parallels.com>
Reviewed-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: Denis V. Lunev <den@openvz.org>
Message-id: 1430207220-24458-4-git-send-email-den@openvz.org
CC: Kevin Wolf <kwolf@redhat.com>
CC: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
8 years agoblock/parallels: rename parallels_header to ParallelsHeader
Denis V. Lunev [Tue, 28 Apr 2015 07:46:35 +0000 (10:46 +0300)]
block/parallels: rename parallels_header to ParallelsHeader

this follows QEMU coding convention

Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Roman Kagan <rkagan@parallels.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1430207220-24458-3-git-send-email-den@openvz.org
CC: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
8 years agoiotests, parallels: quote TEST_IMG in 076 test to be path-safe
Denis V. Lunev [Tue, 28 Apr 2015 07:46:34 +0000 (10:46 +0300)]
iotests, parallels: quote TEST_IMG in 076 test to be path-safe

suggested by Jeff Cody

Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Roman Kagan <rkagan@parallels.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1430207220-24458-2-git-send-email-den@openvz.org
CC: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
8 years agoMerge remote-tracking branch 'remotes/kraxel/tags/pull-vnc-20150520-1' into staging
Peter Maydell [Thu, 21 May 2015 08:07:19 +0000 (09:07 +0100)]
Merge remote-tracking branch 'remotes/kraxel/tags/pull-vnc-20150520-1' into staging

vnc: misc fixes.

# gpg: Signature made Wed May 20 09:32:45 2015 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-vnc-20150520-1:
  qemu-sockets: Report explicit error if unlink fails
  vnc: Tweak error when init fails
  vnc: Don't assert if opening unix socket fails
  ui: remove check for failure of qemu_acl_init()
  Strip brackets from vnc host

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoqemu-sockets: Report explicit error if unlink fails
Cole Robinson [Tue, 5 May 2015 15:07:19 +0000 (11:07 -0400)]
qemu-sockets: Report explicit error if unlink fails

Consider this case:

$ ls -ld ~/root-owned/
drwx--x--x. 2 root root 4096 Apr 29 12:55 /home/crobinso/root-owned/
$ ls -l ~/root-owned/foo.sock
-rwxrwxrwx. 1 crobinso crobinso 0 Apr 29 12:55 /home/crobinso/root-owned/foo.sock

$ qemu-system-x86_64 -vnc unix:~/root-owned/foo.sock
qemu-system-x86_64: -vnc unix:/home/crobinso/root-owned/foo.sock: Failed to start VNC server: Failed to bind socket to /home/crobinso/root-owned/foo.sock: Address already in use

...which is techinically true, but the real error is that we failed to
unlink. So report it.

This may seem pathological but it's a real possibility via libvirt.

Signed-off-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agovnc: Tweak error when init fails
Cole Robinson [Tue, 5 May 2015 15:07:18 +0000 (11:07 -0400)]
vnc: Tweak error when init fails

Before:
qemu-system-x86_64: -display vnc=unix:/root/foo.sock: Failed to start VNC server on `(null)': Failed to bind socket to /root/foo.sock: Permission denied

After:
qemu-system-x86_64: -display vnc=unix:/root/foo.sock: Failed to start VNC server: Failed to bind socket to /root/foo.sock: Permission denied

Rather than tweak the string possibly show unix: value as well,
just drop the explicit display reporting. We already get the cli
string in the error message, that should be sufficient.

Signed-off-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agovnc: Don't assert if opening unix socket fails
Cole Robinson [Tue, 5 May 2015 15:07:17 +0000 (11:07 -0400)]
vnc: Don't assert if opening unix socket fails

Reproducer:

$ qemu-system-x86_64 -display vnc=unix:/root/i-cant-access-you.sock
qemu-system-x86_64: iohandler.c:60: qemu_set_fd_handler2: Assertion `fd >= 0' failed.
Aborted (core dumped)

Signed-off-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agoui: remove check for failure of qemu_acl_init()
Daniel P. Berrange [Fri, 1 May 2015 10:44:46 +0000 (11:44 +0100)]
ui: remove check for failure of qemu_acl_init()

The qemu_acl_init() function has long since stopped being able
to return NULL, since g_malloc will abort on OOM. As such the
checks for NULL were unreachable code.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agoStrip brackets from vnc host
Ján Tomko [Mon, 27 Apr 2015 15:03:14 +0000 (17:03 +0200)]
Strip brackets from vnc host

Commit v2.2.0-1530-ge556032 vnc: switch to inet_listen_opts
bypassed the use of inet_parse in inet_listen, making literal
IPv6 addresses enclosed in brackets fail:

qemu-kvm: -vnc [::1]:0: Failed to start VNC server on `(null)': address
resolution failed for [::1]:5900: Name or service not known

Strip the brackets to make it work again.

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agoMerge remote-tracking branch 'remotes/kraxel/tags/pull-serial-20150519-1' into staging
Peter Maydell [Tue, 19 May 2015 13:10:33 +0000 (14:10 +0100)]
Merge remote-tracking branch 'remotes/kraxel/tags/pull-serial-20150519-1' into staging

serial: fix multi-pci card error cleanup.

# gpg: Signature made Tue May 19 11:47:29 2015 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-serial-20150519-1:
  serial: fix multi-pci card error cleanup.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoserial: fix multi-pci card error cleanup.
Gerd Hoffmann [Wed, 6 May 2015 10:58:19 +0000 (12:58 +0200)]
serial: fix multi-pci card error cleanup.

Put the number of serial ports into a local variable in
multi_serial_pci_realize, then increment the port count
(pci->ports) as we initialize the serial port cores.

Now pci->ports always holds the number of successfully
initialized ports and we can use multi_serial_pci_exit
to properly cleanup the already initialized bits in case
of a init failure.

https://bugzilla.redhat.com/show_bug.cgi?id=970551

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
9 years agoMerge remote-tracking branch 'remotes/kraxel/tags/pull-vga-20150519-1' into staging
Peter Maydell [Tue, 19 May 2015 10:47:03 +0000 (11:47 +0100)]
Merge remote-tracking branch 'remotes/kraxel/tags/pull-vga-20150519-1' into staging

hw/display: qomify vga cards

# gpg: Signature made Tue May 19 11:23:09 2015 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-vga-20150519-1:
  vga-pci: QOMify
  qxl: QOMify
  cirrus_vga: QOMify

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agovga-pci: QOMify
Gonglei [Tue, 12 May 2015 09:27:08 +0000 (17:27 +0800)]
vga-pci: QOMify

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agoqxl: QOMify
Gonglei [Tue, 12 May 2015 09:27:10 +0000 (17:27 +0800)]
qxl: QOMify

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agocirrus_vga: QOMify
Gonglei [Tue, 12 May 2015 09:27:09 +0000 (17:27 +0800)]
cirrus_vga: QOMify

QOMify pci-cirrus-vga like isa-cirrus-vga device.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agoMerge remote-tracking branch 'remotes/pmaydell/tags/pull-cocoa-20150519' into staging
Peter Maydell [Tue, 19 May 2015 09:25:59 +0000 (10:25 +0100)]
Merge remote-tracking branch 'remotes/pmaydell/tags/pull-cocoa-20150519' into staging

cocoa queue:
 * fix various issues with full screen in the OSX UI
 * set an icon for our binary file
 * add entries to the View menu for QEMU consoles
 * fix various warnings that are produced when building on 10.10
   (largely deprecated interfaces)

# gpg: Signature made Tue May 19 09:17:23 2015 BST using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"

* remotes/pmaydell/tags/pull-cocoa-20150519:
  ui/cocoa: Add console items to the View menu
  ui/cocoa: Avoid deprecated NSOKButton/NSCancelButton constants
  ui/cocoa: Don't use NSWindow useOptimizedDrawing on OSX 10.10 and up
  ui/cocoa: Declare that QemuCocoaAppController implements NSApplicationDelegate
  ui/cocoa: openPanelDidEnd returnCode should be NSInteger, not int
  ui/cocoa: Remove compatibility ifdefs for OSX 10.4
  ui/cocoa: Drop tests for CGImageCreateWithImageInRect support
  Makefile.target: set icon for binary file on Mac OS X
  ui/cocoa: Make -full-screen option work on Mac OS X
  ui/cocoa: Fix several full screen issues on Mac OS X

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoui/cocoa: Add console items to the View menu
Programmingkid [Tue, 19 May 2015 08:11:18 +0000 (09:11 +0100)]
ui/cocoa: Add console items to the View menu

Add any console that is available to the current emulator as a
menu item under the View menu.

Signed-off-by: John Arbuckle <programmingkidx@gmail.com>
[PMM: Adjusted to apply after zoom-to-fit menu item was added;
 create the View menu at the same time as all the others, and only
 add the dynamically-determined items to it later]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoui/cocoa: Avoid deprecated NSOKButton/NSCancelButton constants
Peter Maydell [Tue, 19 May 2015 08:11:18 +0000 (09:11 +0100)]
ui/cocoa: Avoid deprecated NSOKButton/NSCancelButton constants

In OSX 10.10, the NSOKButton and NSCancelButton constants are deprecated
and provoke compiler warnings. Avoid them by using the
NSFileHandlingPanelCancelButton and NSFileHandlingPanelOKButton constants
instead. These are the documented correct constants for the 10.6-and-up
beginSheetModalForWindow API we use. We also use the same method for
the pre-10.6 compatibility code path, but conveniently the constant
values are the same and the constant names have been present since 10.0.
Preferring the constant names that match the non-legacy API makes more
sense anyway.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1431296361-16981-7-git-send-email-peter.maydell@linaro.org

9 years agoui/cocoa: Don't use NSWindow useOptimizedDrawing on OSX 10.10 and up
Peter Maydell [Tue, 19 May 2015 08:11:18 +0000 (09:11 +0100)]
ui/cocoa: Don't use NSWindow useOptimizedDrawing on OSX 10.10 and up

Starting in OSX 10.10, NSWindow useOptimizedDrawing is deprecated, so
don't use it there.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1431296361-16981-6-git-send-email-peter.maydell@linaro.org

9 years agoui/cocoa: Declare that QemuCocoaAppController implements NSApplicationDelegate
Peter Maydell [Tue, 19 May 2015 08:11:18 +0000 (09:11 +0100)]
ui/cocoa: Declare that QemuCocoaAppController implements NSApplicationDelegate

Our class QemuCocoaAppController implements the NSApplicationDelegate
interface, and we pass an object of this class to [NSApp setDelegate].
However, we weren't declaring in the class definition that we implemented
this interface; in OSX 10.10 this provokes the following (slighly
misleading) warning:
ui/cocoa.m:1031:24: warning: sending 'QemuCocoaAppController *' to parameter of
      incompatible type 'id<NSFileManagerDelegate>'
    [NSApp setDelegate:appController];
                       ^~~~~~~~~~~~~
/System/Library/Frameworks/Foundation.framework/Headers/NSFileManager.h:109:47:
note: passing argument to parameter 'delegate' here
@property (assign) id <NSFileManagerDelegate> delegate NS_AVAILABLE(10_5,
2_0);
                                              ^

Annoyingly, this interface wasn't formally defined until OSX 10.6, so we
have to surround the relevant part of the @interface line with an ifdef.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1431296361-16981-5-git-send-email-peter.maydell@linaro.org

9 years agoui/cocoa: openPanelDidEnd returnCode should be NSInteger, not int
Peter Maydell [Tue, 19 May 2015 08:11:18 +0000 (09:11 +0100)]
ui/cocoa: openPanelDidEnd returnCode should be NSInteger, not int

The type for openPanelDidEnd's returnCode argument should be NSInteger,
not int. This only matters for the OSX 10.5 code path where we pass
the method directly to an OSX function to call.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1431296361-16981-4-git-send-email-peter.maydell@linaro.org

9 years agoui/cocoa: Remove compatibility ifdefs for OSX 10.4
Peter Maydell [Tue, 19 May 2015 08:11:17 +0000 (09:11 +0100)]
ui/cocoa: Remove compatibility ifdefs for OSX 10.4

Remove compatibility ifdefs that work around OSX 10.4 not providing
various typedefs and functions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1431296361-16981-3-git-send-email-peter.maydell@linaro.org

9 years agoui/cocoa: Drop tests for CGImageCreateWithImageInRect support
Peter Maydell [Tue, 19 May 2015 08:11:17 +0000 (09:11 +0100)]
ui/cocoa: Drop tests for CGImageCreateWithImageInRect support

The code that tries to test at both compiletime and runtime
for whether CGImageCreateWithImageInRect is supported provokes
a compile warning on OSX 10.3:

ui/cocoa.m:378:13: warning: comparison of function 'CGImageCreateWithImageInRect'
      equal to a null pointer is always false[-Wtautological-pointer-compare]
        if (CGImageCreateWithImageInRect == NULL) { // test if "CGImageCreateWithImageInRect" is
supported on host at runtime
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~    ~~~~

The simplest way to deal with this is just to drop this code,
since we don't in practice support OSX 10.4 anyway. (10.5 was
released in 2007 and is the last PPC version, so is the earliest
we really need to continue to support at all.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1431296361-16981-2-git-send-email-peter.maydell@linaro.org

9 years agoMakefile.target: set icon for binary file on Mac OS X
Programmingkid [Tue, 19 May 2015 08:11:17 +0000 (09:11 +0100)]
Makefile.target: set icon for binary file on Mac OS X

Implements setting the icon for the binary file in Mac OS X.

Signed-off-by: John Arbuckle <programmingkidx@gmail.com>
[PMM: tweaked makefile to use $@ and quiet-command]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoui/cocoa: Make -full-screen option work on Mac OS X
Programmingkid [Tue, 19 May 2015 08:11:17 +0000 (09:11 +0100)]
ui/cocoa: Make -full-screen option work on Mac OS X

This patch makes the -full-screen option actually instruct QEMU to
enter fullscreen at startup, on Mac OS X.

Signed-off-by: John Arbuckle <programmingkidx@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoui/cocoa: Fix several full screen issues on Mac OS X
Programmingkid [Tue, 19 May 2015 08:11:17 +0000 (09:11 +0100)]
ui/cocoa: Fix several full screen issues on Mac OS X

This patch makes several changes:
- Minimizes distorted full screen display by respecting aspect
ratios.
- Makes full screen mode available on Mac OS 10.7 and higher.
- Allows user to decide if video should be stretched to fill the
screen, using a menu item called "Zoom To Fit".
- Hides the normalWindow so it won't show up in full screen mode.
- Allows user to exit full screen mode.

Signed-off-by: John Arbuckle <programmingkidx@gmail.com>
[PMM: minor whitespace tweaks, remove incorrectly duplicated
 use of 'f' menu accelerator key]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoMerge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20150518-3' into...
Peter Maydell [Mon, 18 May 2015 19:23:16 +0000 (20:23 +0100)]
Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20150518-3' into staging

target-arm:
 * New board model: xlnx-ep108
 * Some more preparation for AArch64 EL2/EL3
 * Fix bugs in access checking for generic counter registers
 * Remove a stray '+' sign

# gpg: Signature made Mon May 18 20:13:05 2015 BST using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"

* remotes/pmaydell/tags/pull-target-arm-20150518-3: (21 commits)
  target-arm: Remove unneeded '+'
  target-arm: Correct accessfn for CNTV_TVAL_EL0
  target-arm: Correct accessfn for CNTP_{CT}VAL_EL0
  target-arm: Add WFx syndrome function
  target-arm: Add EL3 and EL2 TCR checking
  target-arm: Add TTBR regime function and use
  linux-user/arm: Correct TARGET_NR_timerfd to TARGET_NR_timerfd_create
  arm: xlnx-ep108: Add bootloading
  arm: xlnx-ep108: Add external RAM
  arm: Add xlnx-ep108 machine
  arm: xlnx-zynqmp: Add UART support
  char: cadence_uart: Split state struct and type into header
  char: cadence_uart: Clean up variable names
  arm: xlnx-zynqmp: Add GEM support
  net: cadence_gem: Split state struct and type into header
  net: cadence_gem: Clean up variable names
  arm: xlnx-zynqmp: Connect CPU Timers to GIC
  arm: xlnx-zynqmp: Add GIC
  arm: Introduce Xilinx ZynqMP SoC
  target-arm: cpu64: Add support for Cortex-A53
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: Remove unneeded '+'
Edgar E. Iglesias [Wed, 13 May 2015 06:52:28 +0000 (16:52 +1000)]
target-arm: Remove unneeded '+'

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 1431499963-1019-4-git-send-email-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: Correct accessfn for CNTV_TVAL_EL0
Edgar E. Iglesias [Wed, 13 May 2015 06:52:27 +0000 (16:52 +1000)]
target-arm: Correct accessfn for CNTV_TVAL_EL0

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1431499963-1019-3-git-send-email-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: Correct accessfn for CNTP_{CT}VAL_EL0
Edgar E. Iglesias [Wed, 13 May 2015 06:52:26 +0000 (16:52 +1000)]
target-arm: Correct accessfn for CNTP_{CT}VAL_EL0

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1431499963-1019-2-git-send-email-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: Add WFx syndrome function
Greg Bellows [Wed, 22 Apr 2015 17:09:20 +0000 (12:09 -0500)]
target-arm: Add WFx syndrome function

Adds a utility function for creating a WFx exception syndrome

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1429722561-12651-9-git-send-email-greg.bellows@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: Add EL3 and EL2 TCR checking
Greg Bellows [Wed, 22 Apr 2015 17:09:19 +0000 (12:09 -0500)]
target-arm: Add EL3 and EL2 TCR checking

Updated get_phys_addr_lpae to check the appropriate TTBCR/TCR depending on the
current EL. Support includes using the different TCR format as well as checks to
insure TTBR1 is not used when in EL2 or EL3.

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1429722561-12651-8-git-send-email-greg.bellows@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: Add TTBR regime function and use
Greg Bellows [Wed, 22 Apr 2015 17:09:18 +0000 (12:09 -0500)]
target-arm: Add TTBR regime function and use

Add a utility function for choosing the correct TTBR system register based on
the specified MMU index. Add use of function on physical address lookup.

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1429722561-12651-7-git-send-email-greg.bellows@linaro.org
[PMM: fixed regime_ttbr() return type to be uint64_t]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agolinux-user/arm: Correct TARGET_NR_timerfd to TARGET_NR_timerfd_create
Timothy Baldwin [Wed, 8 Apr 2015 20:40:52 +0000 (21:40 +0100)]
linux-user/arm: Correct TARGET_NR_timerfd to TARGET_NR_timerfd_create

Misspelled system call name in macro was causing timerfd_create not
to be supported for the ARM target.

Signed-off-by: Timothy Edward Baldwin <T.E.Baldwin99@members.leeds.ac.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: xlnx-ep108: Add bootloading
Peter Crosthwaite [Fri, 15 May 2015 02:23:30 +0000 (19:23 -0700)]
arm: xlnx-ep108: Add bootloading

Add bootloader support using standard ARM bootloader.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: b829abaf2b70d02b28e79301553cbd74afc416a1.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: xlnx-ep108: Add external RAM
Peter Crosthwaite [Fri, 15 May 2015 02:23:27 +0000 (19:23 -0700)]
arm: xlnx-ep108: Add external RAM

Zynq MPSoC supports external DDR RAM. Add a RAM at 0 to the model.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 2c25e2a4198402a6477aef2975d5df7c415dd341.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: Add xlnx-ep108 machine
Peter Crosthwaite [Fri, 15 May 2015 02:23:24 +0000 (19:23 -0700)]
arm: Add xlnx-ep108 machine

Add a machine model for the Xilinx ZynqMP SoC EP108 board.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 3896b34c862f370dc0679e4428bf3848d1f9f83c.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: xlnx-zynqmp: Add UART support
Peter Crosthwaite [Fri, 15 May 2015 02:23:21 +0000 (19:23 -0700)]
arm: xlnx-zynqmp: Add UART support

There are 2x Cadence UARTs in Zynq MP. Add them.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: e30795536f77599fabc1052278d846ccd52322e2.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agochar: cadence_uart: Split state struct and type into header
Peter Crosthwaite [Fri, 15 May 2015 02:23:18 +0000 (19:23 -0700)]
char: cadence_uart: Split state struct and type into header

Create a new header for Cadence UART to allow using the device with
modern SoC programming conventions. The state struct needs to be
visible to embed the device in SoC containers.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 46a0fbd45b6b205f54c4a8c778deb75c77f8abdf.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agochar: cadence_uart: Clean up variable names
Peter Crosthwaite [Fri, 15 May 2015 02:23:15 +0000 (19:23 -0700)]
char: cadence_uart: Clean up variable names

Clean up some variable names in preparation for migrating the state struct
and type cast macro to a public header. The acronym "UART" on it's own is
not specific enough to be used in a more global namespace so preface with
"cadence". Fix the capitalisation of "uart" in the state type while touching
the typename. Preface macros used by the state struct itself with CADENCE_UART
so they don't conflict in namespace either.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 3812b7426c338beae9e082557f3524a99310ddc6.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: xlnx-zynqmp: Add GEM support
Peter Crosthwaite [Fri, 15 May 2015 02:23:12 +0000 (19:23 -0700)]
arm: xlnx-zynqmp: Add GEM support

There are 4x Cadence GEMs in ZynqMP. Add them.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 7d3e68e5495d145255f0ee567046415e3a26d67e.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agonet: cadence_gem: Split state struct and type into header
Peter Crosthwaite [Fri, 15 May 2015 02:23:09 +0000 (19:23 -0700)]
net: cadence_gem: Split state struct and type into header

Create a new header for Cadence GEM to allow using the device with
modern SoC programming conventions. The state struct needs to be
visible to embed the device in SoC containers.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: a98b5df6440c5bff8f813a26bb53ce1cfefb4c4c.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agonet: cadence_gem: Clean up variable names
Peter Crosthwaite [Fri, 15 May 2015 02:23:07 +0000 (19:23 -0700)]
net: cadence_gem: Clean up variable names

Cleanup some variable names in preparation for migrating the state
struct and type cast macro to a public header. The acronym "GEM" on
its own is not specific enough to be used in a more global namespace
so preface with "cadence". Fix the capitalisation of "gem" in the
state type while touching the typename. Also preface the GEM_MAXREG
macro as this will need to migrate to public header.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 8e2b0687b3a7b7a3fde5ba2f3bee6f3b911e84ef.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: xlnx-zynqmp: Connect CPU Timers to GIC
Peter Crosthwaite [Fri, 15 May 2015 02:23:04 +0000 (19:23 -0700)]
arm: xlnx-zynqmp: Connect CPU Timers to GIC

Connect the GPIO outputs from the individual CPUs for the timers to the
GIC.

Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: a7866a4f0c903c91fa3034210b4d2879aa4bfcb9.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: xlnx-zynqmp: Add GIC
Peter Crosthwaite [Fri, 15 May 2015 02:23:01 +0000 (19:23 -0700)]
arm: xlnx-zynqmp: Add GIC

Add the GIC and connect IRQ outputs to the CPUs. The GIC regions are
under-decoded through a 64k address region so implement aliases
accordingly.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 5853189965728d676106d9e94e76b9bb87981cb5.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoarm: Introduce Xilinx ZynqMP SoC
Peter Crosthwaite [Fri, 15 May 2015 02:22:58 +0000 (19:22 -0700)]
arm: Introduce Xilinx ZynqMP SoC

With quad Cortex-A53 CPUs.

Use SMC PSCI, with the standard policy of secondaries starting in
power-off.

Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: a16202a6c7b79e446e5289d38cb18d2ee4b897a0.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: cpu64: Add support for Cortex-A53
Peter Crosthwaite [Fri, 15 May 2015 02:22:55 +0000 (19:22 -0700)]
target-arm: cpu64: Add support for Cortex-A53

Add the ARM Cortex-A53 processor definition. Similar to A57, but with
different L1 I cache policy, phys addr size and different cache
geometries. The cache sizes is implementation configurable, but use
these values (from Xilinx Zynq MPSoC) as a default until cache size
configurability is added.

Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: db439ff834cf0431bc192b05272a3b28fe2045d0.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotarget-arm: cpu64: generalise name of A57 regs
Peter Crosthwaite [Fri, 15 May 2015 02:22:52 +0000 (19:22 -0700)]
target-arm: cpu64: generalise name of A57 regs

Rename some A57 CP register variables in preparation for support for
Cortex A53. Use "a57_a53" to describe the shareable features. Some of
the CP15 registers (such as ACTLR) are specific to implementation, but
we currently just RAZ them so continue with that as the policy for both
A57 and A53 processors under a shared definition.

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 5a5f957994677d91435190b3be1cefa6f657e274.1431381507.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoMerge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2015-05-15' into staging
Peter Maydell [Fri, 15 May 2015 16:51:20 +0000 (17:51 +0100)]
Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2015-05-15' into staging

qapi: Fix qapi mangling of downstream names, and more

# gpg: Signature made Fri May 15 17:41:31 2015 BST using RSA key ID EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"

* remotes/armbru/tags/pull-qapi-2015-05-15: (26 commits)
  qapi: Inline gen_command_decl_prologue(), gen_command_def_prologue()
  qapi: Drop pointless flush() before close()
  qapi: Factor open_output(), close_output() out of generators
  qapi: Turn generators' mandatory option -i into an argument
  qapi: Fix generators to report command line errors decently
  qapi: Factor parse_command_line() out of the generators
  qapi: qapi-commands.py option --type is unused, drop it
  qapi: qapi-event.py option -b does nothing, drop it
  tests: Add missing dependencies on $(qapi-py)
  qapi: Support downstream events and commands
  qapi: Support downstream alternates
  qapi: Support downstream flat unions
  qapi: Support downstream simple unions
  qapi: Support downstream structs
  qapi: Support downstream enums
  qapi: Make c_type() consistently convert qapi names
  qapi: Tidy c_type() logic
  qapi: Move camel_to_upper(), c_enum_const() to closely related code
  qapi: Use c_enum_const() in generate_alternate_qtypes()
  qapi: Simplify c_enum_const()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoMerge remote-tracking branch 'remotes/rth/tags/pull-tcg-20150514' into staging
Peter Maydell [Fri, 15 May 2015 15:02:08 +0000 (16:02 +0100)]
Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20150514' into staging

Per-memop alignment

# gpg: Signature made Thu May 14 20:17:27 2015 BST using RSA key ID 4DD0279B
# gpg: Good signature from "Richard Henderson <rth7680@gmail.com>"
# gpg:                 aka "Richard Henderson <rth@redhat.com>"
# gpg:                 aka "Richard Henderson <rth@twiddle.net>"

* remotes/rth/tags/pull-tcg-20150514:
  tcg: Add MO_ALIGN, MO_UNALN
  tcg: Push merged memop+mmu_idx parameter to softmmu routines
  tcg: Merge memop and mmu_idx parameters to qemu_ld/st

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agotcg: Add MO_ALIGN, MO_UNALN
Richard Henderson [Wed, 13 May 2015 18:25:20 +0000 (11:25 -0700)]
tcg: Add MO_ALIGN, MO_UNALN

These modifiers control, on a per-memory-op basis, whether
unaligned memory accesses are allowed.  The default setting
reflects the target's definition of ALIGNED_ONLY.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
9 years agotcg: Push merged memop+mmu_idx parameter to softmmu routines
Richard Henderson [Wed, 13 May 2015 16:10:33 +0000 (09:10 -0700)]
tcg: Push merged memop+mmu_idx parameter to softmmu routines

The extra information is not yet used but it is now available.
This requires minor changes through all of the tcg backends.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
9 years agotcg: Merge memop and mmu_idx parameters to qemu_ld/st
Richard Henderson [Tue, 12 May 2015 18:51:44 +0000 (11:51 -0700)]
tcg: Merge memop and mmu_idx parameters to qemu_ld/st

At the tcg opcode level, not at the tcg-op.h generator level.
This requires minor changes through all of the tcg backends,
but none of the cpu translators.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
9 years agoqapi: Inline gen_command_decl_prologue(), gen_command_def_prologue()
Markus Armbruster [Thu, 2 Apr 2015 12:52:55 +0000 (14:52 +0200)]
qapi: Inline gen_command_decl_prologue(), gen_command_def_prologue()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Drop pointless flush() before close()
Markus Armbruster [Thu, 2 Apr 2015 12:49:29 +0000 (14:49 +0200)]
qapi: Drop pointless flush() before close()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Factor open_output(), close_output() out of generators
Markus Armbruster [Thu, 2 Apr 2015 12:46:39 +0000 (14:46 +0200)]
qapi: Factor open_output(), close_output() out of generators

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Turn generators' mandatory option -i into an argument
Markus Armbruster [Thu, 2 Apr 2015 11:32:16 +0000 (13:32 +0200)]
qapi: Turn generators' mandatory option -i into an argument

Mandatory option is silly, and the error handling is missing: the
programs crash when -i isn't supplied.  Make it an argument, and check
it properly.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Fix generators to report command line errors decently
Markus Armbruster [Thu, 2 Apr 2015 11:17:34 +0000 (13:17 +0200)]
qapi: Fix generators to report command line errors decently

Report to stderr, prefix with the program name.  Also reject
extra arguments.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Factor parse_command_line() out of the generators
Markus Armbruster [Thu, 2 Apr 2015 11:12:21 +0000 (13:12 +0200)]
qapi: Factor parse_command_line() out of the generators

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: qapi-commands.py option --type is unused, drop it
Markus Armbruster [Thu, 2 Apr 2015 09:41:22 +0000 (11:41 +0200)]
qapi: qapi-commands.py option --type is unused, drop it

Anything but --type sync (which is the default) suppresses output
entirely, which makes no sense.

Dates back to the initial commit c17d990.  Commit message says
"Currently only generators for synchronous qapi/qmp functions are
supported", so maybe output other than "synchronous qapi/qmp" was
planned at the time, to be selected with --type.

Should other kinds of output ever materialize, we can put the option
back.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: qapi-event.py option -b does nothing, drop it
Markus Armbruster [Thu, 2 Apr 2015 09:40:21 +0000 (11:40 +0200)]
qapi: qapi-event.py option -b does nothing, drop it

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agotests: Add missing dependencies on $(qapi-py)
Markus Armbruster [Thu, 2 Apr 2015 11:38:48 +0000 (13:38 +0200)]
tests: Add missing dependencies on $(qapi-py)

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Support downstream events and commands
Eric Blake [Thu, 14 May 2015 12:51:01 +0000 (06:51 -0600)]
qapi: Support downstream events and commands

Enhance the testsuite to cover downstream events and commands.
Events worked without more tweaks, but commands needed a few final
updates in the generator to mangle names in the appropriate places.
In making those tweaks, it was easier to drop type_visitor() and
inline its actions instead.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Support downstream alternates
Eric Blake [Thu, 14 May 2015 12:51:00 +0000 (06:51 -0600)]
qapi: Support downstream alternates

Enhance the testsuite to cover downstream alternates, including
whether the branch name or type is downstream.  Update the
generator to mangle alternate names in the appropriate places.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Support downstream flat unions
Eric Blake [Thu, 14 May 2015 12:50:59 +0000 (06:50 -0600)]
qapi: Support downstream flat unions

Enhance the testsuite to cover downstream flat unions, including
the base type, discriminator name and type, and branch name and
type.  Update the generator to mangle the union names in the
appropriate places.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Support downstream simple unions
Eric Blake [Thu, 14 May 2015 12:50:58 +0000 (06:50 -0600)]
qapi: Support downstream simple unions

Enhance the testsuite to cover downstream simple unions, including
when a union branch is a downstream name.  Update the generator to
mangle the union names in the appropriate places.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Support downstream structs
Eric Blake [Thu, 14 May 2015 12:50:57 +0000 (06:50 -0600)]
qapi: Support downstream structs

Enhance the testsuite to cover downstream structs, including struct
members and base structs.  Update the generator to mangle the
struct names in the appropriate places.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Support downstream enums
Eric Blake [Thu, 14 May 2015 12:50:56 +0000 (06:50 -0600)]
qapi: Support downstream enums

Enhance the testsuite to cover a downstream enum type and enum
string.  Update the generator to mangle the enum name in the
appropriate places.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Make c_type() consistently convert qapi names
Eric Blake [Thu, 14 May 2015 12:50:55 +0000 (06:50 -0600)]
qapi: Make c_type() consistently convert qapi names

Continuing the string of cleanups for supporting downstream names
containing '.', this patch focuses on ensuring c_type() can
handle a downstream name.  This patch alone does not fix the
places where generator output should be calling this function
but was open-coding things instead, but it gets us a step closer.

In particular, the changes to c_list_type() and type_name() mean
that type_name(FOO) now handles the case when FOO contains '.',
'-', or is a ticklish identifier other than a builtin (builtins
are exempted because ['int'] must remain mapped to 'intList' and
not 'q_intList').  Meanwhile, ['unix'] now maps to 'q_unixList'
rather than 'unixList', to match the fact that 'unix' is ticklish;
however, our naming conventions state that complex types should
start with a capital, so no type name following conventions will
ever have the 'q_' prepended.

Likewise, changes to c_type() mean that c_type(FOO) properly
handles an enum or complex type FOO with '.' or '-' in the
name, or is a ticklish identifier (again, a ticklish identifier
as a type name violates conventions).

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Tidy c_type() logic
Eric Blake [Thu, 14 May 2015 12:50:54 +0000 (06:50 -0600)]
qapi: Tidy c_type() logic

c_type() is designed to be called on both string names and on
array designations, so 'name' is a bit misleading because it
operates on more than strings.  Also, no caller ever passes
an empty string.  Finally, + notation is a bit nicer to read
than '%s' % value for string concatenation.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Move camel_to_upper(), c_enum_const() to closely related code
Markus Armbruster [Thu, 14 May 2015 12:50:53 +0000 (06:50 -0600)]
qapi: Move camel_to_upper(), c_enum_const() to closely related code

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Use c_enum_const() in generate_alternate_qtypes()
Markus Armbruster [Thu, 14 May 2015 12:50:52 +0000 (06:50 -0600)]
qapi: Use c_enum_const() in generate_alternate_qtypes()

Missed in commit b0b5819.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Simplify c_enum_const()
Markus Armbruster [Thu, 14 May 2015 12:50:51 +0000 (06:50 -0600)]
qapi: Simplify c_enum_const()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Rename generate_enum_full_value() to c_enum_const()
Markus Armbruster [Thu, 14 May 2015 12:50:50 +0000 (06:50 -0600)]
qapi: Rename generate_enum_full_value() to c_enum_const()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Rename _generate_enum_string() to camel_to_upper()
Markus Armbruster [Thu, 14 May 2015 12:50:49 +0000 (06:50 -0600)]
qapi: Rename _generate_enum_string() to camel_to_upper()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
9 years agoqapi: Rename identical c_fun()/c_var() into c_name()
Eric Blake [Thu, 14 May 2015 12:50:48 +0000 (06:50 -0600)]
qapi: Rename identical c_fun()/c_var() into c_name()

Now that the two functions are identical, we only need one of them,
and we might as well give it a more descriptive name.  Basically,
the function serves as the translation from a QAPI name into a
(portion of a) C identifier, without regards to whether it is a
variable or function name.

Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqapi: Fix C identifiers generated for names containing '.'
Markus Armbruster [Thu, 14 May 2015 12:50:47 +0000 (06:50 -0600)]
qapi: Fix C identifiers generated for names containing '.'

c_fun() maps '.' to '_', c_var() doesn't.  Nothing prevents '.' in
QAPI names that get passed to c_var().

Which QAPI names get passed to c_fun(), to c_var(), or to both is not
obvious.  Names of command parameters and struct type members get
passed to c_var().

c_var() strips a leading '*', but this cannot happen.  c_fun()
doesn't.

Fix c_var() to work exactly like c_fun().

Perhaps they should be replaced by a single mapping function.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
[add 'import string']
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
9 years agodoc: fix qmp event type
Michael S. Tsirkin [Mon, 11 May 2015 15:17:49 +0000 (17:17 +0200)]
doc: fix qmp event type

Event name for hot unplug errors was wrong.
Make doc match code.

Cc: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reported-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoqmp: Add qom_path field to query-cpus command
Eduardo Habkost [Fri, 8 May 2015 19:04:22 +0000 (16:04 -0300)]
qmp: Add qom_path field to query-cpus command

This will allow clients to query additional information directly using
qom-get on the CPU objects.

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
9 years agoMerge remote-tracking branch 'remotes/agraf/tags/signed-s390-for-upstream' into staging
Peter Maydell [Wed, 13 May 2015 15:06:07 +0000 (16:06 +0100)]
Merge remote-tracking branch 'remotes/agraf/tags/signed-s390-for-upstream' into staging

Patch queue for s390 - 2015-05-13

A few TCG fixes for the s390x target. Nothing special, but with these
applied I can run most of the SLE12 binaries in Linux-user emulation.

# gpg: Signature made Wed May 13 13:49:25 2015 BST using RSA key ID 03FEDC60
# gpg: Good signature from "Alexander Graf <agraf@suse.de>"
# gpg:                 aka "Alexander Graf <alex@csgraf.de>"

* remotes/agraf/tags/signed-s390-for-upstream:
  s390x: Add interlocked access facility 1 instructions
  s390x: Add some documentation in opcode list
  s390x: Fix stoc direction

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agoMerge remote-tracking branch 'remotes/jnsnow/tags/ide-cve-pull-request' into staging
Peter Maydell [Wed, 13 May 2015 12:57:44 +0000 (13:57 +0100)]
Merge remote-tracking branch 'remotes/jnsnow/tags/ide-cve-pull-request' into staging

# gpg: Signature made Wed May 13 12:52:19 2015 BST using RSA key ID AAFC390E
# gpg: Good signature from "John Snow (John Huston) <jsnow@redhat.com>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: FAEB 9711 A12C F475 812F  18F2 88A9 064D 1835 61EB
#      Subkey fingerprint: F9B7 ABDB BCAC DF95 BE76  CBD0 7DEF 8106 AAFC 390E

* remotes/jnsnow/tags/ide-cve-pull-request:
  fdc: force the fifo access to be in bounds of the allocated buffer

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agos390x: Add interlocked access facility 1 instructions
Alexander Graf [Fri, 8 May 2015 01:07:53 +0000 (03:07 +0200)]
s390x: Add interlocked access facility 1 instructions

We're currently missing all instructions defined by the "interlocked-access
facility 1" which is part of zEC12. This patch implements all of them except
for LPD and LPDG.

Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Richard Henderson <rth@twiddle.net>
9 years agos390x: Add some documentation in opcode list
Alexander Graf [Fri, 8 May 2015 01:06:41 +0000 (03:06 +0200)]
s390x: Add some documentation in opcode list

I find it really hard to grasp what each field in the opcode list means.
Slowly walking through its semantics myself, I figured I'd write a small
summary at the top of the file to make life easier for me and whoever
looks at the file next.

Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Richard Henderson <rth@twiddle.net>
9 years agos390x: Fix stoc direction
Alexander Graf [Wed, 15 Apr 2015 01:45:41 +0000 (03:45 +0200)]
s390x: Fix stoc direction

The store conditional instruction wants to store when the condition
is fulfilled, so we should branch out when it's not true.

The code today branches out when the condition is true, clearly
reversing the logic. Fix it up by negating the condition.

Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Richard Henderson <rth@twiddle.net>
9 years agofdc: force the fifo access to be in bounds of the allocated buffer
Petr Matousek [Wed, 6 May 2015 07:48:59 +0000 (09:48 +0200)]
fdc: force the fifo access to be in bounds of the allocated buffer

During processing of certain commands such as FD_CMD_READ_ID and
FD_CMD_DRIVE_SPECIFICATION_COMMAND the fifo memory access could
get out of bounds leading to memory corruption with values coming
from the guest.

Fix this by making sure that the index is always bounded by the
allocated memory.

This is CVE-2015-3456.

Signed-off-by: Petr Matousek <pmatouse@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
9 years agoMerge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20150512' into...
Peter Maydell [Tue, 12 May 2015 11:11:32 +0000 (12:11 +0100)]
Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20150512' into staging

target-arm queue:
 * Support TZ and grouping in the GIC
 * hw/sd: sd_reset cleanup
 * armv7m_nvic: fix bug in systick device

# gpg: Signature made Tue May 12 12:02:26 2015 BST using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"

* remotes/pmaydell/tags/pull-target-arm-20150512:
  hw/arm/highbank.c: Wire FIQ between CPU <> GIC
  hw/arm/vexpress.c: Wire FIQ between CPU <> GIC
  hw/arm/virt.c: Wire FIQ between CPU <> GIC
  hw/intc/arm_gic: Add grouping support to gic_update()
  hw/intc/arm_gic: Change behavior of IAR writes
  hw/intc/arm_gic: Change behavior of EOIR writes
  hw/intc/arm_gic: Handle grouping for GICC_HPPIR
  hw/intc/arm_gic: Restrict priority view
  hw/intc/arm_gic: Implement Non-secure view of RPR
  hw/intc/arm_gic: Make ICCICR/GICC_CTLR banked
  hw/intc/arm_gic: Make ICCBPR/GICC_BPR banked
  hw/intc/arm_gic: Make ICDDCR/GICD_CTLR banked
  hw/intc/arm_gic_kvm.c: Save and restore GICD_IGROUPRn state
  hw/intc/arm_gic: Add Interrupt Group Registers
  hw/intc/arm_gic: Switch to read/write callbacks with tx attributes
  hw/intc/arm_gic: Add Security Extensions property
  hw/intc/arm_gic: Create outbound FIQ lines
  hw/sd: Don't pass BlockBackend to sd_reset()
  armv7m_nvic: systick: Reload the RELOAD value and count down only if ENABLE bit is set

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/arm/highbank.c: Wire FIQ between CPU <> GIC
Peter Maydell [Tue, 12 May 2015 10:57:19 +0000 (11:57 +0100)]
hw/arm/highbank.c: Wire FIQ between CPU <> GIC

Connect FIQ output of the GIC CPU interfaces to the CPUs.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-18-git-send-email-peter.maydell@linaro.org

9 years agohw/arm/vexpress.c: Wire FIQ between CPU <> GIC
Fabian Aggeler [Tue, 12 May 2015 10:57:18 +0000 (11:57 +0100)]
hw/arm/vexpress.c: Wire FIQ between CPU <> GIC

Connect FIQ output of the GIC CPU interfaces to the CPUs.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-17-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-3-git-send-email-greg.bellows@linaro.org
[PMM: minor format tweak]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/arm/virt.c: Wire FIQ between CPU <> GIC
Greg Bellows [Tue, 12 May 2015 10:57:18 +0000 (11:57 +0100)]
hw/arm/virt.c: Wire FIQ between CPU <> GIC

Connect FIQ output of the GIC CPU interfaces to the CPUs.

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-16-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-4-git-send-email-greg.bellows@linaro.org
[PMM: minor format tweak]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Add grouping support to gic_update()
Peter Maydell [Tue, 12 May 2015 10:57:18 +0000 (11:57 +0100)]
hw/intc/arm_gic: Add grouping support to gic_update()

Add support to gic_update() for determining the current IRQ
and FIQ status when interrupt grouping is supported. This
simply requires that instead of always raising IRQ we
check the group of the highest priority pending interrupt
and the GICC_CTLR.FIQEn bit to see whether we should raise
IRQ or FIQ.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1430502643-25909-15-git-send-email-peter.maydell@linaro.org

9 years agohw/intc/arm_gic: Change behavior of IAR writes
Fabian Aggeler [Tue, 12 May 2015 10:57:18 +0000 (11:57 +0100)]
hw/intc/arm_gic: Change behavior of IAR writes

Grouping (GICv2) and Security Extensions change the behavior of IAR
reads. Acknowledging Group0 interrupts is only allowed from Secure
state and acknowledging Group1 interrupts from Secure state is only
allowed if AckCtl bit is set.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-14-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-14-git-send-email-greg.bellows@linaro.org
[PMM: simplify significantly by reusing the existing
 gic_get_current_pending_irq() rather than reimplementing the
 same logic here]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Change behavior of EOIR writes
Fabian Aggeler [Tue, 12 May 2015 10:57:18 +0000 (11:57 +0100)]
hw/intc/arm_gic: Change behavior of EOIR writes

Grouping (GICv2) and Security Extensions change the behavior of EOIR
writes. Completing Group0 interrupts is only allowed from Secure state.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-13-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-13-git-send-email-greg.bellows@linaro.org
[PMM: Rather than go to great lengths to ignore the UNPREDICTABLE case
 of a Secure EOI of a Group1 (NS) irq with AckCtl == 0, we just let
 it fall through; add a comment about it.]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Handle grouping for GICC_HPPIR
Fabian Aggeler [Tue, 12 May 2015 10:57:18 +0000 (11:57 +0100)]
hw/intc/arm_gic: Handle grouping for GICC_HPPIR

Grouping (GICv2) and Security Extensions change the behaviour of reads
of the highest priority pending interrupt register (ICCHPIR/GICC_HPPIR).

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-12-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-12-git-send-email-greg.bellows@linaro.org
[PMM: make utility fn static; coding style fixes; AckCtl has an effect
 for GICv2 without security extensions as well; removed checks on enable
 bits because these are done when we set current_pending[cpu]]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Restrict priority view
Fabian Aggeler [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic: Restrict priority view

GICs with Security Extensions restrict the non-secure view of the
interrupt priority and priority mask registers.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-11-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-15-git-send-email-greg.bellows@linaro.org
[PMM: minor code tweaks; fixed missing masking in gic_set_priority_mask
and gic_set_priority]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Implement Non-secure view of RPR
Fabian Aggeler [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic: Implement Non-secure view of RPR

For GICs with Security Extensions Non-secure reads have a restricted
view on the current running priority.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-10-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-11-git-send-email-greg.bellows@linaro.org
[PMM: make function static, minor comment tweak]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Make ICCICR/GICC_CTLR banked
Fabian Aggeler [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic: Make ICCICR/GICC_CTLR banked

ICCICR/GICC_CTLR is banked in GICv1 implementations with Security
Extensions or in GICv2 in independent from Security Extensions.
This makes it possible to enable forwarding of interrupts from
the CPU interfaces to the connected processors for Group0 and Group1.

We also allow to set additional bits like AckCtl and FIQEn by changing
the type from bool to uint32. Since the field does not only store the
enable bit anymore and since we are touching the vmstate, we use the
opportunity to rename the field to cpu_ctlr.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-9-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-9-git-send-email-greg.bellows@linaro.org
[PMM: rewrote to store state in a single uint32_t rather than
 keeping the NS and S banked variants separate; this considerably
 simplifies the get/set functions]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Make ICCBPR/GICC_BPR banked
Fabian Aggeler [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic: Make ICCBPR/GICC_BPR banked

This register is banked in GICs with Security Extensions. Storing the
non-secure copy of BPR in the abpr, which is an alias to the non-secure
copy for secure access. ABPR itself is only accessible from secure state
if the GIC implements Security Extensions.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-8-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-10-git-send-email-greg.bellows@linaro.org
[PMM: rewrote to fix style issues and correct handling of GICv2
 without security extensions]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic: Make ICDDCR/GICD_CTLR banked
Fabian Aggeler [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic: Make ICDDCR/GICD_CTLR banked

ICDDCR/GICD_CTLR is banked if the GIC has the security extensions,
and the S (or only) copy has separate enable bits for Group0 and
Group1 enable if the GIC implements interrupt groups.

EnableGroup0 (Bit [1]) in GICv1 is architecturally IMPDEF. Since this
bit (Enable Non-secure) is present in the integrated GIC of the Cortex-A9
MPCore, we support this bit in our GICv1 implementation too.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-7-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-8-git-send-email-greg.bellows@linaro.org
[PMM: rewritten to store the state in a single s->ctlr uint32,
 with the NS register handled as an alias of bit 1 in that value;
 added vmstate version bump]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
9 years agohw/intc/arm_gic_kvm.c: Save and restore GICD_IGROUPRn state
Peter Maydell [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic_kvm.c: Save and restore GICD_IGROUPRn state

Now that the GIC base class has state fields for the GICD_IGROUPRn
registers, make kvm_arm_gic_get() and kvm_arm_gic_put() write and
read them. This allows us to remove the check that made us
fail migration if the guest had set any of the group register bits.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-6-git-send-email-peter.maydell@linaro.org

9 years agohw/intc/arm_gic: Add Interrupt Group Registers
Fabian Aggeler [Tue, 12 May 2015 10:57:17 +0000 (11:57 +0100)]
hw/intc/arm_gic: Add Interrupt Group Registers

The Interrupt Group Registers allow the guest to configure interrupts
into one of two groups, where Group0 are higher priority and may
be routed to IRQ or FIQ, and Group1 are lower priority and always
routed to IRQ. (In a GIC with the security extensions Group0 is
Secure interrupts and Group 1 is NonSecure.)
The GICv2 always supports interrupt grouping; the GICv1 does only
if it implements the security extensions.

This patch implements the ability to read and write the registers;
the actual functionality the bits control will be added in a
subsequent patch.

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1430502643-25909-5-git-send-email-peter.maydell@linaro.org
Message-id: 1429113742-8371-7-git-send-email-greg.bellows@linaro.org
[PMM: bring GIC_*_GROUP macros into line with the others, ie a
 simple SET/CLEAR/TEST rather than GROUP0/GROUP1;
 utility gic_has_groups() function;
 minor style fixes;
 bump vmstate version]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>