Commit Graph

56193 Commits

Author SHA1 Message Date
Fam Zheng fdfaa33291 tests: Add OpenBSD image
The image is prepared following instructions as in:

https://wiki.qemu.org/Hosts/BSD

Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 14:51:42 +08:00
Fam Zheng 5cd2b13851 tests: Add NetBSD image
The image is prepared following instructions as in:

https://wiki.qemu.org/Hosts/BSD

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Kamil Rytarowski <n54@gmx.com>
2017-09-22 14:51:42 +08:00
Fam Zheng 111e30c0c4 tests: Add FreeBSD image
The image is prepared following instructions as in:

https://wiki.qemu.org/Hosts/BSD

Signed-off-by: Fam Zheng <famz@redhat.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2017-09-22 14:51:35 +08:00
Fam Zheng fb15a57032 tests: Add ubuntu.i386 image
This adds a 32bit guest.

The official LTS cloud image is downloaded and initialized with
cloud-init.

Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:46:25 +08:00
Fam Zheng ff2ebff079 tests: Add vm test lib
This is the common code to implement a "VM test" to

  1) Download and initialize a pre-defined VM that has necessary
  dependencies to build QEMU and SSH access.

  2) Archive $SRC_PATH to a .tar file.

  3) Boot the VM, and pass the source tar file to the guest.

  4) SSH into the VM, untar the source tarball, build from the source.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
2017-09-22 10:46:25 +08:00
Fam Zheng 57446e32ac tests: Add a test key pair
This will be used by setup test user ssh.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2017-09-22 10:46:25 +08:00
Fam Zheng 6b560c76ca scripts: Add archive-source.sh
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2017-09-22 10:46:25 +08:00
Fam Zheng 22491a2f2e qemu.py: Add "wait()" method
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
2017-09-22 10:46:25 +08:00
Fam Zheng b8bd2f598b gitignore: Ignore vm test images
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2017-09-22 10:46:25 +08:00
Eduardo Habkost 0475a03eb8 MAINTAINERS: Fix subsystem name for "Build and test automation"
The subsystem name for the "Build test automation" section is
"-------------------------", because an actual subsystem name
line is missing:

  $ ./scripts/get_maintainer.pl -f tests/docker/docker.py
  "Alex Bennée" <alex.bennee@linaro.org> (maintainer:-----------------...)
  Fam Zheng <famz@redhat.com> (maintainer:-----------------...)
  "Philippe Mathieu-Daudé" <f4bug@amsat.org> (reviewer:-----------------...)
  qemu-devel@nongnu.org (open list:-----------------...)

Fix the issue by inserting a subsystem name line where
get_maintainer.pl expects it.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20170921170209.9101-1-ehabkost@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:47 +08:00
Fam Zheng 392fb64351 buildsys: Move rdma libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907084230.26493-1-famz@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng 8eca288989 buildsys: Move brlapi libs to per object
baum.o already receives the sdl cflags in its per object variable, do
the same for brlapi libs to avoid cluttering libs_softmmu.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907084700.952-1-famz@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng cc7923fc07 buildsys: Move usb redir cflags/libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907082918.7299-10-famz@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng b878b652df buildsys: Move libusb cflags/libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907082918.7299-9-famz@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng 7b62bf5a70 buildsys: Move libcacard cflags/libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907082918.7299-8-famz@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng b11499117c buildsys: Move audio libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907082918.7299-5-famz@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng 8ecc89f6e7 buildsys: Move sdl cflags/libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907082918.7299-3-famz@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng e2ad6f16a8 buildsys: Move vde libs to per object
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907083552.17725-3-famz@redhat.com>
Reviewed-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng 27ad39ba61 vl: Don't include vde header
Nothing in vl.c uses anything from the vde package, do remove the
unnecessary include.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907083552.17725-2-famz@redhat.com>
Reviewed-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng f300ca63c7 docker: Add test-block
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170905025614.579-6-famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Based-on: 20170905021201.25684-1-famz@redhat.com
2017-09-22 10:20:34 +08:00
Fam Zheng 18d4e35f93 docker: Add nettle-devel to fedora image
The LUKS cases in qemu-iotests requires this.

Reviewed-by: Kashyap Chamarthy <kchamart@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170905025614.579-5-famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Based-on: 20170905021201.25684-1-famz@redhat.com
2017-09-22 10:20:34 +08:00
Fam Zheng 4470749186 docker: Use unconfined security profile
Some by default blocked syscalls are required to run tests for example
userfaultfd.

Reviewed-by: Kashyap Chamarthy <kchamart@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170905025614.579-4-famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Based-on: 20170905021201.25684-1-famz@redhat.com
2017-09-22 10:20:34 +08:00
Fam Zheng 82659e844a docker: Add test_fail and prep_fail
They both print a message and exit, but with different status code so
distinguish real test errors from env preparation failures.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170905025614.579-3-famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Based-on: 20170905021201.25684-1-famz@redhat.com
2017-09-22 10:20:34 +08:00
Fam Zheng d8a2f5116d docker: Fix return code of build_qemu()
Without "set -e", the "&&" makes sure that the return code reflects the
result status, and that make only runs if configure succeeds.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170905025614.579-2-famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Based-on: 20170905021201.25684-1-famz@redhat.com
2017-09-22 10:20:34 +08:00
Fam Zheng 05790dafef tests/docker: Clean up paths
The 'run' script already creats src, build and install directories under
$TEST_DIR, use it in common.rc.

Also the tests always run from $QEMU_SRC/tests/docker, so use a relative
$CMD string.

Message-Id: <20170817035721.11064-1-famz@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng 5e8a7fe673 docker: Enable features explicitly in test-full
Also avoid "set -e".

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907141245.31946-3-famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2017-09-22 10:20:34 +08:00
Fam Zheng 7fc581c295 docker: Update ubuntu image
Base on the newer ubuntu-lts (16.06) and include more packages for
better build coverage.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170907141245.31946-2-famz@redhat.com>
2017-09-22 10:20:34 +08:00
Alex Bennée 3f2ff267af docker: reduce noise when building travis.docker
Set the DEBIAN_FRONTEND and locale env vars to stop apt complaining so
much as we build the image.

Suggested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20170725133425.436-7-alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Alex Bennée 9b4154a570 docker: don't install device-tree-compiler build-deps in travis.docker
Installing the device-tree-compiler build-deps is a little extreme. We
only actually need the binary so include it with the other packages.

Suggested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20170725133425.436-6-alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Alex Bennée 6fe3ae3f19 docker: docker.py make --no-cache skip checksum test
If you invoke with NOCACHE=1 we pass --no-cache in the argv to
docker.py but may still not force a rebuild if the dockerfile checksum
hasn't changed. By testing for its presence we can force builds
without having to manually remove the docker image.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20170725133425.436-5-alex.bennee@linaro.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Alex Bennée 1fddbf7c5e docker: ensure NOUSER for travis images
While adding the current user is a useful default behaviour for
creating new images it is not appropriate for Travis which already has
a default user.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20170725133425.436-2-alex.bennee@linaro.org>
Signed-off-by: Fam Zheng <famz@redhat.com>
2017-09-22 10:20:34 +08:00
Peter Maydell 0a8066f0c0 target-arm queue:
* more preparatory work for v8M support
  * convert some omap devices away from old_mmio
  * remove out of date ARM ARM section references in comments
  * add the Smartfusion2 board
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20170921' into staging

target-arm queue:
 * more preparatory work for v8M support
 * convert some omap devices away from old_mmio
 * remove out of date ARM ARM section references in comments
 * add the Smartfusion2 board

# gpg: Signature made Thu 21 Sep 2017 17:40:40 BST
# gpg:                using RSA key 0x3C2525ED14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>"
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>"
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20170921: (31 commits)
  msf2: Add Emcraft's Smartfusion2 SOM kit
  msf2: Add Smartfusion2 SoC
  msf2: Add Smartfusion2 SPI controller
  msf2: Microsemi Smartfusion2 System Register block
  msf2: Add Smartfusion2 System timer
  hw/arm/omap2.c: Don't use old_mmio
  hw/i2c/omap_i2c.c: Don't use old_mmio
  hw/timer/omap_gptimer: Don't use old_mmio
  hw/timer/omap_synctimer.c: Don't use old_mmio
  hw/gpio/omap_gpio.c: Don't use old_mmio
  hw/arm/palm.c: Don't use old_mmio for static_ops
  target/arm: Remove out of date ARM ARM section references in A64 decoder
  nvic: Support banked exceptions in acknowledge and complete
  nvic: Make SHCSR banked for v8M
  nvic: Make ICSR banked for v8M
  target/arm: Handle banking in negative-execution-priority check in cpu_mmu_index()
  nvic: Handle v8M changes in nvic_exec_prio()
  nvic: Disable the non-secure HardFault if AIRCR.BFHFNMINS is clear
  nvic: Implement v8M changes to fixed priority exceptions
  nvic: In escalation to HardFault, support HF not being priority -1
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-09-21 17:42:27 +01:00
Subbaraya Sundeep 6d262dcb7d msf2: Add Emcraft's Smartfusion2 SOM kit
Emulated Emcraft's Smartfusion2 System On Module starter
kit.

Signed-off-by: Subbaraya Sundeep <sundeep.lkml@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170920201737.25723-6-f4bug@amsat.org
[PMD: drop cpu_model to directly use cpu type]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-09-21 16:36:56 +01:00
Subbaraya Sundeep ebc1fbb4a1 msf2: Add Smartfusion2 SoC
Smartfusion2 SoC has hardened Microcontroller subsystem
and flash based FPGA fabric. This patch adds support for
Microcontroller subsystem in the SoC.

Signed-off-by: Subbaraya Sundeep <sundeep.lkml@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170920201737.25723-5-f4bug@amsat.org
[PMD: drop cpu_model to directly use cpu type, check m3clk non null]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-09-21 16:36:56 +01:00
Subbaraya Sundeep 268ee7deb4 msf2: Add Smartfusion2 SPI controller
Modelled Microsemi's Smartfusion2 SPI controller.

Signed-off-by: Subbaraya Sundeep <sundeep.lkml@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170920201737.25723-4-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-09-21 16:36:56 +01:00
Subbaraya Sundeep 0ee1e1f469 msf2: Microsemi Smartfusion2 System Register block
Added Sytem register block of Smartfusion2.
This block has PLL registers which are accessed by guest.

Signed-off-by: Subbaraya Sundeep <sundeep.lkml@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Acked-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170920201737.25723-3-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-09-21 16:36:56 +01:00
Subbaraya Sundeep 96401bad45 msf2: Add Smartfusion2 System timer
Modelled System Timer in Microsemi's Smartfusion2 Soc.
Timer has two 32bit down counters and two interrupts.

Signed-off-by: Subbaraya Sundeep <sundeep.lkml@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Acked-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170920201737.25723-2-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-09-21 16:36:56 +01:00
Peter Maydell fc14cf0e95 hw/arm/omap2.c: Don't use old_mmio
Don't use old_mmio in the memory region ops struct.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505580378-9044-7-git-send-email-peter.maydell@linaro.org
2017-09-21 16:34:27 +01:00
Peter Maydell 28dc207f5f hw/i2c/omap_i2c.c: Don't use old_mmio
Don't use old_mmio in the memory region ops struct.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505580378-9044-6-git-send-email-peter.maydell@linaro.org
2017-09-21 16:34:27 +01:00
Peter Maydell 13dfde3320 hw/timer/omap_gptimer: Don't use old_mmio
Don't use the old_mmio struct in memory region ops.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505580378-9044-5-git-send-email-peter.maydell@linaro.org
2017-09-21 16:34:27 +01:00
Peter Maydell 27f5bab84d hw/timer/omap_synctimer.c: Don't use old_mmio
Don't use the old_mmio in the memory region ops struct.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505580378-9044-4-git-send-email-peter.maydell@linaro.org
2017-09-21 16:34:27 +01:00
Peter Maydell 940caf1f7e hw/gpio/omap_gpio.c: Don't use old_mmio
Drop the use of old_mmio in the omap2_gpio memory ops.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505580378-9044-3-git-send-email-peter.maydell@linaro.org
2017-09-21 16:34:27 +01:00
Peter Maydell 7b675f1f97 hw/arm/palm.c: Don't use old_mmio for static_ops
Update the static_ops functions to use new-style mmio
rather than the legacy old_mmio functions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505580378-9044-2-git-send-email-peter.maydell@linaro.org
2017-09-21 16:34:27 +01:00
Peter Maydell 4ce31af4ae target/arm: Remove out of date ARM ARM section references in A64 decoder
In the A64 decoder, we have a lot of references to section numbers
from version A.a of the v8A ARM ARM (DDI0487). This version of the
document is now long obsolete (we are currently on revision B.a),
and various intervening versions renumbered all the sections.

The most recent B.a version of the document doesn't assign
section numbers at all to the individual instruction classes
in the way that the various A.x versions did. The simplest thing
to do is just to delete all the out of date C.x.x references.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20170915150849.23557-1-peter.maydell@linaro.org
2017-09-21 16:32:25 +01:00
Peter Maydell 5cb18069d7 nvic: Support banked exceptions in acknowledge and complete
Update armv7m_nvic_acknowledge_irq() and armv7m_nvic_complete_irq()
to handle banked exceptions:
 * acknowledge needs to use the correct vector, which may be
   in sec_vectors[]
 * acknowledge needs to return to its caller whether the
   exception should be taken to secure or non-secure state
 * complete needs its caller to tell it whether the exception
   being completed is a secure one or not

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505240046-11454-20-git-send-email-peter.maydell@linaro.org
2017-09-21 16:31:09 +01:00
Peter Maydell 437d59c17e nvic: Make SHCSR banked for v8M
Handle banking of SHCSR: some register bits are banked between
Secure and Non-Secure, and some are only accessible to Secure.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505240046-11454-19-git-send-email-peter.maydell@linaro.org
2017-09-21 16:31:09 +01:00
Peter Maydell 3f1e0eb7c3 nvic: Make ICSR banked for v8M
The ICSR NVIC register is banked for v8M. This doesn't
require any new state, but it does mean that some bits
are controlled by BFHNFNMINS and some bits must work
with the correct banked exception. There is also a new
in v8M PENDNMICLR bit.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505240046-11454-18-git-send-email-peter.maydell@linaro.org
2017-09-21 16:31:09 +01:00
Peter Maydell 5d4791991d target/arm: Handle banking in negative-execution-priority check in cpu_mmu_index()
Now that we have a banked FAULTMASK register and banked exceptions,
we can implement the correct check in cpu_mmu_index() for whether
the MPU_CTRL.HFNMIENA bit's effect should apply. This bit causes
handlers which have requested a negative execution priority to run
with the MPU disabled. In v8M the test has to check this for the
current security state and so takes account of banking.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505240046-11454-17-git-send-email-peter.maydell@linaro.org
2017-09-21 16:31:09 +01:00
Peter Maydell 49c80c380d nvic: Handle v8M changes in nvic_exec_prio()
Update nvic_exec_prio() to support the v8M changes:
 * BASEPRI, FAULTMASK and PRIMASK are all banked
 * AIRCR.PRIS can affect NS priorities
 * AIRCR.BFHFNMINS affects FAULTMASK behaviour

These changes mean that it's no longer possible to
definitely say that if FAULTMASK is set it overrides
PRIMASK, and if PRIMASK is set it overrides BASEPRI
(since if PRIMASK_NS is set and AIRCR.PRIS is set then
whether that 0x80 priority should take effect or the
priority in BASEPRI_S depends on the value of BASEPRI_S,
for instance). So we switch to the same approach used
by the pseudocode of working through BASEPRI, PRIMASK
and FAULTMASK and overriding the previous values if
needed.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505240046-11454-16-git-send-email-peter.maydell@linaro.org
2017-09-21 16:31:09 +01:00
Peter Maydell 7208b426c7 nvic: Disable the non-secure HardFault if AIRCR.BFHFNMINS is clear
If AIRCR.BFHFNMINS is clear, then although NonSecure HardFault
can still be pended via SHCSR.HARDFAULTPENDED it mustn't actually
preempt execution. The simple way to achieve this is to clear the
enable bit for it, since the enable bit isn't guest visible.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505240046-11454-15-git-send-email-peter.maydell@linaro.org
2017-09-21 16:31:09 +01:00