Commit Graph

808 Commits

Author SHA1 Message Date
kumar sourav
aae049073c hw: edu: set category of the edu device
Sets the category of edu device as DEVICE_CATEGORY_MISC.
Devices should be assigned to one of DEVICE_CATEGORY_XXXX.

Signed-off-by: kumar sourav <sourav.jb1988@gmail.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20190124144606.4352-1-sourav.jb1988@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2019-01-30 10:16:00 +01:00
Peter Maydell
166609e607 MIPS queue for January 17, 2019 - v2
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Merge remote-tracking branch 'remotes/amarkovic/tags/mips-queue-january-17-2019-v2' into staging

MIPS queue for January 17, 2019 - v2

# gpg: Signature made Fri 18 Jan 2019 15:55:35 GMT
# gpg:                using RSA key D4972A8967F75A65
# gpg: Good signature from "Aleksandar Markovic <amarkovic@wavecomp.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 8526 FBF1 5DA3 811F 4A01  DD75 D497 2A89 67F7 5A65

* remotes/amarkovic/tags/mips-queue-january-17-2019-v2:
  target/mips: Introduce 32 R5900 multimedia registers
  target/mips: Rename 'rn' to 'register_name'
  target/mips: Add CP0 register MemoryMapID
  target/mips: Amend preprocessor constants for CP0 registers
  target/mips: Update ITU to handle bus errors
  target/mips: Update ITU to utilize SAARI and SAAR CP0 registers
  target/mips: Add field and R/W access to ITU control register ICR0
  target/mips: Provide R/W access to SAARI and SAAR CP0 registers
  target/mips: Add fields for SAARI and SAAR CP0 registers
  target/mips: Use preprocessor constants for 32 major CP0 registers
  target/mips: Add preprocessor constants for 32 major CP0 registers
  target/mips: Move comment containing summary of CP0 registers

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-01-21 17:53:28 +00:00
Yongbok Kim
40cd718052 target/mips: Update ITU to handle bus errors
Update ITU to handle bus errors.

Reviewed-by: Stefan Markovic <smarkovic@wavecomp.com>
Signed-off-by: Yongbok Kim <yongbok.kim@mips.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
2019-01-18 16:53:28 +01:00
Yongbok Kim
043715d1e0 target/mips: Update ITU to utilize SAARI and SAAR CP0 registers
Update ITU to utilize SAARI and SAAR CP0 registers.

Reviewed-by: Stefan Markovic <smarkovic@wavecomp.com>
Signed-off-by: Yongbok Kim <yongbok.kim@mips.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
2019-01-18 16:53:28 +01:00
Yongbok Kim
e5345d9675 target/mips: Add field and R/W access to ITU control register ICR0
Add field and R/W access to ITU control register ICR0.

Reviewed-by: Stefan Markovic <smarkovic@wavecomp.com>
Signed-off-by: Yongbok Kim <yongbok.kim@mips.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
2019-01-18 16:53:28 +01:00
Fei Li
812e710a96 hw/misc/edu: add msi_uninit() for pci_edu_uninit()
Let's supplement the msi_uninit() when failing to realize
the pci edu device.

Reported-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Fei Li <shirley17fei@gmail.com>
Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2019-01-17 21:10:57 -05:00
Thomas Huth
5a0e75f0a9 hw/misc/ivshmem: Remove deprecated "ivshmem" legacy device
It's been marked as deprecated in QEMU v2.6.0 already, so really nobody
should use the legacy "ivshmem" device anymore (but use ivshmem-plain or
ivshmem-doorbell instead). Time to remove the deprecated device now.

Belatedly also update a mention of the deprecated "ivshmem" in the file
docs/specs/ivshmem-spec.txt to "ivshmem-doorbell". Missed in commit
5400c02b90 ("ivshmem: Split ivshmem-plain, ivshmem-doorbell off ivshmem").

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2019-01-14 19:31:04 -05:00
Paolo Bonzini
7d37435bd5 avoid TABs in files that only contain a few
Most files that have TABs only contain a handful of them.  Change
them to spaces so that we don't confuse people.

disas, standard-headers, linux-headers and libdecnumber are imported
from other projects and probably should be exempted from the check.
Outside those, after this patch the following files still contain both
8-space and TAB sequences at the beginning of the line.  Many of them
have a majority of TABs, or were initially committed with all tabs.

    bsd-user/i386/target_syscall.h
    bsd-user/x86_64/target_syscall.h
    crypto/aes.c
    hw/audio/fmopl.c
    hw/audio/fmopl.h
    hw/block/tc58128.c
    hw/display/cirrus_vga.c
    hw/display/xenfb.c
    hw/dma/etraxfs_dma.c
    hw/intc/sh_intc.c
    hw/misc/mst_fpga.c
    hw/net/pcnet.c
    hw/sh4/sh7750.c
    hw/timer/m48t59.c
    hw/timer/sh_timer.c
    include/crypto/aes.h
    include/disas/bfd.h
    include/hw/sh4/sh.h
    libdecnumber/decNumber.c
    linux-headers/asm-generic/unistd.h
    linux-headers/linux/kvm.h
    linux-user/alpha/target_syscall.h
    linux-user/arm/nwfpe/double_cpdo.c
    linux-user/arm/nwfpe/fpa11_cpdt.c
    linux-user/arm/nwfpe/fpa11_cprt.c
    linux-user/arm/nwfpe/fpa11.h
    linux-user/flat.h
    linux-user/flatload.c
    linux-user/i386/target_syscall.h
    linux-user/ppc/target_syscall.h
    linux-user/sparc/target_syscall.h
    linux-user/syscall.c
    linux-user/syscall_defs.h
    linux-user/x86_64/target_syscall.h
    slirp/cksum.c
    slirp/if.c
    slirp/ip.h
    slirp/ip_icmp.c
    slirp/ip_icmp.h
    slirp/ip_input.c
    slirp/ip_output.c
    slirp/mbuf.c
    slirp/misc.c
    slirp/sbuf.c
    slirp/socket.c
    slirp/socket.h
    slirp/tcp_input.c
    slirp/tcpip.h
    slirp/tcp_output.c
    slirp/tcp_subr.c
    slirp/tcp_timer.c
    slirp/tftp.c
    slirp/udp.c
    slirp/udp.h
    target/cris/cpu.h
    target/cris/mmu.c
    target/cris/op_helper.c
    target/sh4/helper.c
    target/sh4/op_helper.c
    target/sh4/translate.c
    tcg/sparc/tcg-target.inc.c
    tests/tcg/cris/check_addo.c
    tests/tcg/cris/check_moveq.c
    tests/tcg/cris/check_swap.c
    tests/tcg/multiarch/test-mmap.c
    ui/vnc-enc-hextile-template.h
    ui/vnc-enc-zywrle.h
    util/envlist.c
    util/readline.c

The following have only TABs:

    bsd-user/i386/target_signal.h
    bsd-user/sparc64/target_signal.h
    bsd-user/sparc64/target_syscall.h
    bsd-user/sparc/target_signal.h
    bsd-user/sparc/target_syscall.h
    bsd-user/x86_64/target_signal.h
    crypto/desrfb.c
    hw/audio/intel-hda-defs.h
    hw/core/uboot_image.h
    hw/sh4/sh7750_regnames.c
    hw/sh4/sh7750_regs.h
    include/hw/cris/etraxfs_dma.h
    linux-user/alpha/termbits.h
    linux-user/arm/nwfpe/fpopcode.h
    linux-user/arm/nwfpe/fpsr.h
    linux-user/arm/syscall_nr.h
    linux-user/arm/target_signal.h
    linux-user/cris/target_signal.h
    linux-user/i386/target_signal.h
    linux-user/linux_loop.h
    linux-user/m68k/target_signal.h
    linux-user/microblaze/target_signal.h
    linux-user/mips64/target_signal.h
    linux-user/mips/target_signal.h
    linux-user/mips/target_syscall.h
    linux-user/mips/termbits.h
    linux-user/ppc/target_signal.h
    linux-user/sh4/target_signal.h
    linux-user/sh4/termbits.h
    linux-user/sparc64/target_syscall.h
    linux-user/sparc/target_signal.h
    linux-user/x86_64/target_signal.h
    linux-user/x86_64/termbits.h
    pc-bios/optionrom/optionrom.h
    slirp/mbuf.h
    slirp/misc.h
    slirp/sbuf.h
    slirp/tcp.h
    slirp/tcp_timer.h
    slirp/tcp_var.h
    target/i386/svm.h
    target/sparc/asi.h
    target/xtensa/core-dc232b/xtensa-modules.inc.c
    target/xtensa/core-dc233c/xtensa-modules.inc.c
    target/xtensa/core-de212/core-isa.h
    target/xtensa/core-de212/xtensa-modules.inc.c
    target/xtensa/core-fsf/xtensa-modules.inc.c
    target/xtensa/core-sample_controller/core-isa.h
    target/xtensa/core-sample_controller/xtensa-modules.inc.c
    target/xtensa/core-test_kc705_be/core-isa.h
    target/xtensa/core-test_kc705_be/xtensa-modules.inc.c
    tests/tcg/cris/check_abs.c
    tests/tcg/cris/check_addc.c
    tests/tcg/cris/check_addcm.c
    tests/tcg/cris/check_addoq.c
    tests/tcg/cris/check_bound.c
    tests/tcg/cris/check_ftag.c
    tests/tcg/cris/check_int64.c
    tests/tcg/cris/check_lz.c
    tests/tcg/cris/check_openpf5.c
    tests/tcg/cris/check_sigalrm.c
    tests/tcg/cris/crisutils.h
    tests/tcg/cris/sys.c
    tests/tcg/i386/test-i386-ssse3.c
    ui/vgafont.h

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20181213223737.11793-3-pbonzini@redhat.com>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Eric Blake <eblake@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Stefan Markovic <smarkovic@wavecomp.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-01-11 15:46:56 +01:00
Thomas Huth
0cd0589ecf trivial: Don't include isa.h if it is not really necessary
These files don't seem to do anything related to ISA directly, so
there is no need to include isa.h here.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1546615943-16274-1-git-send-email-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2019-01-09 11:24:35 +01:00
Peter Maydell
619d54a8d8 hw/misc/tz-mpc: Fix value of BLK_MAX register
In the TZ Memory Protection Controller, the BLK_MAX register is supposed
to return the maximum permitted value of the BLK_IDX register. Our
implementation incorrectly returned max+1 (ie the total number of
valid index values, since BLK_IDX is zero-based).

Correct this off-by-one error. Since we consistently initialize
and use s->blk_max throughout the implementation as the 'size'
of the LUT, just adjust the value we return when the guest reads
the BLK_MAX register, rather than trying to change the semantics
of the s->blk_max internal struct field.

Fixes: https://bugs.launchpad.net/qemu/+bug/1806824
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20181213183249.3468-1-peter.maydell@linaro.org
2019-01-07 15:23:48 +00:00
Steffen Görtz
90c58941f6 hw/misc/nrf51_rng: Add NRF51 random number generator peripheral
Add a model of the NRF51 random number generator peripheral.
This is a simple random generator that continuously generates
new random values after startup.

Reference Manual: http://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.pdf

Signed-off-by: Steffen Görtz <contrib@steffen-goertz.de>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20190103091119.9367-4-stefanha@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-01-07 15:23:47 +00:00
Peter Maydell
b019f5e537 miscellaneous patches:
* checkpatch.pl: Enforce multiline comment syntax
  * Rename cpu_physical_memory_write_rom() to address_space_write_rom()
  * disas, monitor, elf_ops: Use address_space_read() to read memory
  * Remove load_image() in favour of load_image_size()
  * Fix some minor memory leaks in arm boards/devices
  * virt: fix broken indentation
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-misc-20181214' into staging

miscellaneous patches:
 * checkpatch.pl: Enforce multiline comment syntax
 * Rename cpu_physical_memory_write_rom() to address_space_write_rom()
 * disas, monitor, elf_ops: Use address_space_read() to read memory
 * Remove load_image() in favour of load_image_size()
 * Fix some minor memory leaks in arm boards/devices
 * virt: fix broken indentation

# gpg: Signature made Fri 14 Dec 2018 14:41:20 GMT
# gpg:                using RSA key 3C2525ED14360CDE
# 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-misc-20181214: (22 commits)
  virt: Fix broken indentation
  target/arm: Create timers in realize, not init
  tests/test-arm-mptimer: Don't leak string memory
  hw/sd/sdhci: Don't leak memory region in sdhci_sysbus_realize()
  hw/arm/mps2-tz.c: Free mscname string in make_dma()
  target/arm: Free name string in ARMCPRegInfo hashtable entries
  include/hw/loader.h: Document load_image_size()
  hw/core/loader.c: Remove load_image()
  device_tree.c: Don't use load_image()
  hw/block/tc58128.c: Don't use load_image()
  hw/i386/multiboot.c: Don't use load_image()
  hw/i386/pc.c: Don't use load_image()
  hw/pci/pci.c: Don't use load_image()
  hw/smbios/smbios.c: Don't use load_image()
  hw/ppc/ppc405_boards: Don't use load_image()
  hw/ppc/mac_newworld, mac_oldworld: Don't use load_image()
  elf_ops.h: Use address_space_write() to write memory
  monitor: Use address_space_read() to read memory
  disas.c: Use address_space_read() to read memory
  Rename cpu_physical_memory_write_rom() to address_space_write_rom()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-16 16:32:43 +00:00
Peter Maydell
3c8133f973 Rename cpu_physical_memory_write_rom() to address_space_write_rom()
The API of cpu_physical_memory_write_rom() is odd, because it
takes an AddressSpace, unlike all the other cpu_physical_memory_*
access functions. Rename it to address_space_write_rom(), and
bring its API into line with address_space_write().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20181122133507.30950-3-peter.maydell@linaro.org
2018-12-14 13:30:48 +00:00
Mao Zhongyi
96cd459498 puv3_pm.c: Convert sysbus init function to realize function
Use DeviceClass rather than SysBusDeviceClass in
puv3_pm_class_init().

Cc: gxt@mprc.pku.edu.cn

Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20181130093852.20739-14-maozhongyi@cmss.chinamobile.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-13 13:48:00 +00:00
Mao Zhongyi
6b14e87399 milkymist-pfpu: Convert sysbus init function to realize function
Use DeviceClass rather than SysBusDeviceClass in
milkymist_pfpu_class_init().

Cc: michael@walle.cc

Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20181130093852.20739-13-maozhongyi@cmss.chinamobile.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-13 13:47:59 +00:00
Mao Zhongyi
0f2eabce0d milkymist-hpdmc: Convert sysbus init function to realize function
Use DeviceClass rather than SysBusDeviceClass in
milkymist_hpdmc_class_init().

Cc: gxt@mprc.pku.edu.cn
Cc: michael@walle.cc

Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20181130093852.20739-12-maozhongyi@cmss.chinamobile.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-13 13:47:59 +00:00
Peter Maydell
4b3aab2042 Trivial patches (2018-12-11)
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Merge remote-tracking branch 'remotes/vivier2/tags/trivial-patches-pull-request' into staging

Trivial patches (2018-12-11)

# gpg: Signature made Tue 11 Dec 2018 18:02:20 GMT
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/trivial-patches-pull-request: (30 commits)
  Fixes i386 xchgq test
  maint: Grammar fix to mailmap
  MAINTAINERS: Update email address for Fam Zheng
  cutils: Assert in-range base for string-to-integer conversions
  util: vfio-helpers: use ARRAY_SIZE in qemu_vfio_init_pci()
  target: hax: fix errors in comment
  MAINTAINERS: Use my work email to review Build and test automation patches
  MAINTAINERS: Add a missing entry for the NVDIMM device
  MAINTAINERS: Add a missing entry to the QMP section
  MAINTAINERS: Add a missing entry to SPICE
  MAINTAINERS: Add missing entries for the MPS2 machine
  MAINTAINERS: Add missing entries for the Canon DIGIC machine
  MAINTAINERS: Add missing entries to the vhost section
  MAINTAINERS: Add missing entries to the PC Chipset section
  MAINTAINERS: Add a missing entry for the sun4m machines
  MAINTAINERS: Add a missing entry for the Old World machines
  MAINTAINERS: Add a missing entry for the Xilinx S3A-DSP 1800 machine
  MAINTAINERS: Add missing entries for the Jazz machine
  MAINTAINERS: Add missing entries for the Xilinx ZynqMP machine
  MAINTAINERS: Add a missing entry to the SPARC CPU
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-11 22:26:44 +00:00
Marc-André Lureau
3650b2de34 qom: make user_creatable_complete() specific to UserCreatable
Instead of accepting any Object*, change user_creatable_complete() to
require a UserCreatable*. Modify the callers to pass the appropriate
argument, removing redundant dynamic cast checks in object creation.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20181204142023.15982-4-marcandre.lureau@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-12-11 15:45:22 -02:00
Eric Blake
3381466dc9 misc: Avoid UTF-8 in error messages
While most developers are now using UTF-8 environments, it's
harder to guarantee that error messages will be output to
a multibyte locale. Rather than risking error messages that
get corrupted into mojibake when the user runs qemu in a
non-multibyte locale, let's stick to straight ASCII error
messages, rather than assuming that our use of UTF-8 in source
code string constants will work unchanged in other locales.

Found with:
$ LC_ALL=C git grep -l $'".*[\x80-\xff].*"' origin -- '**/*.[ch]' | cat
origin:hw/misc/tmp105.c
origin:hw/misc/tmp421.c

Reported-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20181120203628.2367003-1-eblake@redhat.com>
[lv: added command line to find non ASCII characters]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2018-12-11 18:28:46 +01:00
Stefan Hajnoczi
8308ed30a2 pc-testdev: use HTTPS git URL
When you clone the repository without previous commit history, 'git://'
doesn't protect from man-in-the-middle attacks.  HTTPS is more secure
since the client verifies the server certificate.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Suggested-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20181108111531.30671-7-stefanha@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-11-12 11:26:02 +00:00
Peter Maydell
7360be896a ppc patch queue 2018-11-08
Here's another patch of accumulated ppc patches for qemu-3.1.
 Highlights are:
   * Support for nested HV KVM on POWER9 hosts
   * Remove Alex Graf as ppc maintainer
   * Emulation of external PID instructions
 -----BEGIN PGP SIGNATURE-----
 
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 =NIAZ
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-3.1-20181108' into staging

ppc patch queue 2018-11-08

Here's another patch of accumulated ppc patches for qemu-3.1.
Highlights are:
  * Support for nested HV KVM on POWER9 hosts
  * Remove Alex Graf as ppc maintainer
  * Emulation of external PID instructions

# gpg: Signature made Thu 08 Nov 2018 12:14:27 GMT
# gpg:                using RSA key 6C38CACA20D9B392
# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>"
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>"
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>"
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>"
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-3.1-20181108: (22 commits)
  ppc/spapr_caps: Add SPAPR_CAP_NESTED_KVM_HV
  target/ppc: Add one reg id for ptcr
  This patch fixes processing of rfi instructions in icount mode.
  hw/ppc/ppc440_uc: Remove dead code in sdram_size()
  MAINTAINERS: PPC: Remove myself
  ppc/pnv: check size before data buffer access
  target/ppc: fix mtmsr instruction for icount
  hw/ppc/mac_newworld: Free openpic_irqs array after use
  macio/pmu: Fix missing vmsd terminator
  spapr_pci: convert g_malloc() to g_new()
  target/ppc: Split out float_invalid_cvt
  target/ppc: Split out float_invalid_op_div
  target/ppc: Split out float_invalid_op_mul
  target/ppc: Split out float_invalid_op_addsub
  target/ppc: Introduce fp number classification
  target/ppc: Remove float_check_status
  target/ppc: Split up float_invalid_op_excp
  hw/ppc/spapr_rng: Introduce CONFIG_SPAPR_RNG switch for spapr_rng.c
  PPC: e500: convert SysBus init method to a realize method
  ppc4xx_pci: convert SysBus init method to a realize method
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-11-08 14:42:37 +00:00
Peter Maydell
fa27257432 * icount fix (Clement)
* dumping fixes for non-volatile memory (Marc-André, myself)
 * x86 emulation fix (Rudolf)
 * recent Hyper-V CPUID flag (Vitaly)
 * Q35 doc fix (Daniel)
 * lsi fix (Prasad)
 * SCSI block limits emulation fixes (myself)
 * qemu_thread_atexit rework (Peter)
 * ivshmem memory leak fix (Igor)
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.22 (GNU/Linux)
 
 iQEcBAABAgAGBQJb4gjmAAoJEL/70l94x66DoyMH/07qyzgytC+/B+HLw08Tgmhl
 HDHGY6DHQf7DvaFMUBGg5z38/KjdPcmFowXpYlZ/aZrvxV12E19jzgdmDLQoj+Sg
 dIT7Dr0aRVGvPF51mEr+qRBUU+J9+ly8ugC5Sjo9ZB851z/gzHzW7na0BIv7w4mX
 an9pGrN5huGBfcHE5jBHXooV8pcZujvPvBz0JBKQ+mYGTM+LEkZeeWO7hRcFKZRL
 gRbspoxavWoWi7qkuIAqtejrqdzkllTiQEQSBNWQx3QdkZPe4LYP2wyrvPIvGCnh
 vzszo+nbzgOQnfR1RAUKOUOaoRAUYA7Jjm2izY9yb6O4i29ZrPobvC8gjkFkrL0=
 =M0Rf
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* icount fix (Clement)
* dumping fixes for non-volatile memory (Marc-André, myself)
* x86 emulation fix (Rudolf)
* recent Hyper-V CPUID flag (Vitaly)
* Q35 doc fix (Daniel)
* lsi fix (Prasad)
* SCSI block limits emulation fixes (myself)
* qemu_thread_atexit rework (Peter)
* ivshmem memory leak fix (Igor)

# gpg: Signature made Tue 06 Nov 2018 21:34:30 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  util/qemu-thread-posix: Fix qemu_thread_atexit* for OSX
  include/qemu/thread.h: Document qemu_thread_atexit* API
  scsi-generic: do not do VPD emulation for sense other than ILLEGAL_REQUEST
  scsi-generic: avoid invalid access to struct when emulating block limits
  scsi-generic: avoid out-of-bounds access to VPD page list
  scsi-generic: keep VPD page list sorted
  lsi53c895a: check message length value is valid
  scripts/dump-guest-memory: Synchronize with guest_phys_blocks_region_add
  memory-mapping: skip non-volatile memory regions in GuestPhysBlockList
  nvdimm: set non-volatile on the memory region
  memory: learn about non-volatile memory region
  target/i386: Clear RF on SYSCALL instruction
  MAINTAINERS: remove or downgrade myself to reviewer from some subsystems
  ivshmem: fix memory backend leak
  i386: clarify that the Q35 machine type implements a P35 chipset
  x86: hv_evmcs CPU flag support
  icount: fix deadlock when all cpus are sleeping

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-11-08 10:01:51 +00:00
Dr. David Alan Gilbert
0c2adc1753 macio/pmu: Fix missing vmsd terminator
Fix missing terminator in VMStateDescription

Fixes: d811d61fbc
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-11-08 12:04:40 +11:00
Igor Mammedov
bce410a33b ivshmem: fix memory backend leak
object_new() returns a new backend with refcount == 1 and
then later object_property_add_child() increases refcount to 2
So when ivshmem is destroyed, the backend it has created isn't
destroyed along with it as children cleanup will bring
backend's refcount only to 1, which leaks backend including
resources it is using.

Drop the original reference from object_new() once backend
is attached to its parent.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <1541069086-167036-1-git-send-email-imammedo@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Fixes: 5503e28504
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-11-06 21:35:05 +01:00
Gerd Hoffmann
417463341e pci-testdev: add optional memory bar
Add memory bar to pci-testdev.  Size is configurable using the membar
property.  Setting the size to zero (default) turns it off.  Can be used
to check whether guests handle large pci bars correctly.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2018-11-05 13:24:02 -05:00
Peter Maydell
13399aad4f Error reporting patches for 2018-10-22
-----BEGIN PGP SIGNATURE-----
 
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 6uOE3fAjiWw43sA31mek
 =kPZX
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2018-10-22' into staging

Error reporting patches for 2018-10-22

# gpg: Signature made Mon 22 Oct 2018 13:20:23 BST
# gpg:                using RSA key 3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-error-2018-10-22: (40 commits)
  error: Drop bogus "use error_setg() instead" admonitions
  vpc: Fail open on bad header checksum
  block: Clean up bdrv_img_create()'s error reporting
  vl: Simplify call of parse_name()
  vl: Fix exit status for -drive format=help
  blockdev: Convert drive_new() to Error
  vl: Assert drive_new() does not fail in default_drive()
  fsdev: Clean up error reporting in qemu_fsdev_add()
  spice: Clean up error reporting in add_channel()
  tpm: Clean up error reporting in tpm_init_tpmdev()
  numa: Clean up error reporting in parse_numa()
  vnc: Clean up error reporting in vnc_init_func()
  ui: Convert vnc_display_init(), init_keyboard_layout() to Error
  ui/keymaps: Fix handling of erroneous include files
  vl: Clean up error reporting in device_init_func()
  vl: Clean up error reporting in parse_fw_cfg()
  vl: Clean up error reporting in mon_init_func()
  vl: Clean up error reporting in machine_set_property()
  vl: Clean up error reporting in chardev_init_func()
  qom: Clean up error reporting in user_creatable_add_opts_foreach()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-10-23 17:20:23 +01:00
Markus Armbruster
0765691e97 cpus hw target: Use warn_report() & friends to report warnings
Calling error_report() in a function that takes an Error ** argument
is suspicious.  Convert a few that are actually warnings to
warn_report().

While there, split a warning consisting of multiple sentences to
conform to conventions spelled out in warn_report()'s contract.

Cc: Alex Bennée <alex.bennee@linaro.org>
Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Cc: Alex Williamson <alex.williamson@redhat.com>
Cc: Fam Zheng <famz@redhat.com>
Cc: Wei Huang <wei@redhat.com>
Cc: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20181017082702.5581-5-armbru@redhat.com>
2018-10-19 14:51:34 +02:00
Roman Kagan
701189e311 hyperv: factor out arch-independent API into hw/hyperv
A significant part of hyperv.c is not actually tied to x86, and can
be moved to hw/.

This will allow to maintain most of Hyper-V and VMBus
target-independent, and to avoid conflicts with inclusion of
arch-specific headers down the road in VMBus implementation.

Also this stuff can now be opt-out with CONFIG_HYPERV.

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921082041.29380-4-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:13 +02:00
Roman Kagan
2486cb8eba hyperv: rename kvm_hv_sint_route_set_sint
There's nothing kvm-specific in it so follow the suite and replace
"kvm_hv" prefix with "hyperv".

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921081836.29230-9-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:13 +02:00
Roman Kagan
3d3e6e85c3 hyperv: make HvSintRoute reference-counted
Multiple entities (e.g. VMBus devices) can use the same SINT route.  To
make their lives easier in maintaining SINT route ownership, make it
reference-counted.  Adjust the respective API names accordingly.

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921081836.29230-8-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:13 +02:00
Roman Kagan
b56920245c hyperv: allow passing arbitrary data to sint ack callback
Make sint ack callback accept an opaque pointer, that is stored on
sint_route at creation time.

This allows for more convenient interaction with the callback.

Besides, nothing outside hyperv.c should need to know the layout of
HvSintRoute fields any more so its declaration can be removed from the
header.

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921081836.29230-6-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:13 +02:00
Roman Kagan
cc4669f065 hyperv_testdev: drop unnecessary includes
Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921081836.29230-3-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:13 +02:00
Roman Kagan
1ba5c3a954 hyperv_testdev: refactor for better maintainability
Make hyperv_testdev slightly easier to follow and enhance in future.
For that, put the hyperv sint routes (wrapped in a helper structure) on
a linked list rather than a fixed-size array.  Besides, this way
HvSintRoute can be treated as an opaque structure, allowing for easier
refactoring of the core Hyper-V SynIC code in followup pathches.

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180921081836.29230-2-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:13 +02:00
Li Qiang
a519e38944 hw: edu: drop DO_UPCAST
Signed-off-by: Li Qiang <liq3ea@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-19 13:44:12 +02:00
Markus Armbruster
b266f1d112 ivshmem: Fix unplug of device "ivshmem-plain"
Commit 2aece63c8a "hostmem: detect host backend memory is being used
properly" fixed "ivshmem-plain" to reject memory backends that are
already in use, and to block their deletion while in use.  Two bugs
escaped review:

* New ivshmem_plain_exit() fails to call ivshmem_exit().  This breaks
  unplug.  Reproducer: migration after unplug still fails with
  "Migration is disabled when using feature 'peer mode' in device
  'ivshmem'".

* It failed to update legacy "ivshmem".  Harmless, because it creates
  the memory backend itself, and nothing else should use it.

Fix by moving the two host_memory_backend_set_mapped() calls into
ivshmem_common_realize() and ivshmem_exit(), guarded by s->hostmem.

Fixes: 2aece63c8a
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180926163709.22876-1-armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-10 08:01:36 +02:00
Li Qiang
8371158bba hw: edu: replace device name with macro
Just as other devices do.

Signed-off-by: Li Qiang <liq3ea@gmail.com>
Message-Id: <1536901871-2729-1-git-send-email-liq3ea@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-02 19:09:12 +02:00
Li Qiang
e9b6be9260 hw: hyperv_testdev: add read callback
Signed-off-by: Li Qiang <liq3ea@gmail.com>
Message-Id: <20180912160118.21158-4-liq3ea@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-02 19:09:10 +02:00
Li Qiang
57cdec5e5f hw: pc-testdev: add read memory region callback
Also change the write callback name.

Signed-off-by: Li Qiang <liq3ea@gmail.com>
Message-Id: <20180912160118.21158-5-liq3ea@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-02 19:09:10 +02:00
Li Qiang
af71743ad6 hw: debugexit: add read callback
Signed-off-by: Li Qiang <liq3ea@gmail.com>
Message-Id: <20180912160118.21158-3-liq3ea@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-10-02 19:09:03 +02:00
Mark Cave-Ayland
5c8e3d17ed macio: add addr property to macio IDE object
This contains the offset of the IDE controller within the macio address space
and is required to allow the address to be included within the fw path.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-08-30 10:42:18 +10:00
Mark Cave-Ayland
bf31c56f09 macio: add macio bus to help with fw path generation
As the in-built IDE controller is attached to the macio bus then we should also
model this the same in QEMU to aid fw path generation.

Note that all existing macio devices are moved onto the new macio bus so that
the qdev tree accurately reflects the real hardware.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-08-30 10:42:18 +10:00
Peter Maydell
1dfb85a875 check/next for 20180822
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Merge remote-tracking branch 'remotes/juanquintela/tags/check/20180822' into staging

check/next for 20180822

# gpg: Signature made Wed 22 Aug 2018 09:03:40 BST
# gpg:                using RSA key F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>"
# gpg:                 aka "Juan Quintela <quintela@trasno.org>"
# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03  4B82 F487 EF18 5872 D723

* remotes/juanquintela/tags/check/20180822:
  check: Only test tpm devices when they are compiled in
  check: Only test usb-ehci when it is compiled in
  check: Only test usb-uhci devices when they are compiled in
  check: Only test usb-ohci when it is compiled in
  check: Only test nvme when it is compiled in
  check: Only test pvpanic when it is compiled in
  check: Only test wdt_ib700 when it is compiled in
  check: Only test sdhci when it is compiled in
  check: Only test i82801b11 when it is compiled in
  check: Only test ioh3420 when it is compiled in
  check: Only test ipack when it is compiled in
  check: Only test hda when it is compiled in
  check: Only test ac97 when it is compiled in
  check: Only test es1370 when it is compiled in
  check: Only test rtl8139 when it is compiled in
  check: Only test pcnet when it is compiled in
  check: Only test eepro100 when it is compiled in
  check: Only test ne2000 when it is compiled in
  check: Only test vmxnet3 when it is compiled in

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-24 14:46:31 +01:00
Peter Maydell
f8add62c0c hw/display/bcm2835_fb: Validate config settings
Validate the config settings that the guest tries to set.

The wiki page documentation is not really accurate here:
generally rather than failing requests to set bad parameters,
the hardware will just clip them to something sensible.

Validate the most important parameters: sizes and
the viewport offsets. This prevents the framebuffer
code from trying to read out-of-range memory.

In the property handling code, we validate the new parameters every
time we encounter a tag that sets them. This means we validate the
config multiple times if the request includes multiple config-setting
tags, but the code would require significant restructuring to do a
validation only once but still return the clipped settings for
get-parameter tags and the buffer allocation tag.

Validation of settings made via the older bcm2835_fb_mbox_push()
function will be done in the next commit.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180814144436.679-8-peter.maydell@linaro.org
2018-08-24 13:17:50 +01:00
Peter Maydell
01f18af98b hw/display/bcm2835_fb: Fix handling of virtual framebuffer
The raspi framebuffir in bcm2835_fb supports the definition
of a virtual "viewport", which is smaller than the full
physical framebuffer size and at an adjustable offset within
it. Only the viewport area is sent to the screen. This allows
the guest to do things like double buffering, or scrolling
by adjusting the viewport origin. Currently QEMU doesn't
implement this at all.

Add support for this feature:
 * the property mailbox code needs to distinguish the
   virtual width/height from the physical width/height
 * the framebuffer code needs to do something with the
   virtual width/height/origin information

Note that the wiki documentation on the semantics of the
virtual and physical height and width has it the wrong way
around -- the virtual size is the size of the allocated
buffer, and the physical size is the size of the display,
so the virtual size is always the same as or larger than
the physical.

If the viewport size is set smaller than the physical
screen size, we ignore the viewport settings completely
and just display the physical screen area.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180814144436.679-7-peter.maydell@linaro.org
2018-08-24 13:17:49 +01:00
Peter Maydell
9a1f03f4ee hw/display/bcm2835_fb: Abstract out calculation of pitch, size
Abstract out the calculation of the pitch and size of the
framebuffer into functions that operate on the BCM2835FBConfig
struct -- these are about to get a little more complicated
when we add support for virtual and physical sizes differing.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180814144436.679-6-peter.maydell@linaro.org
2018-08-24 13:17:49 +01:00
Peter Maydell
193100b571 hw/misc/bcm2835_property: Track fb settings using BCM2835FBConfig
Refactor the fb property setting code so that rather than
using a set of pointers to local variables to track
whether a config value has been updated in the current
mbox and if so what its new value is, we just copy
all the current settings of the fb at the start, and
then update that copy as we go along, before asking
the fb to switch to it at the end.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180814144436.679-3-peter.maydell@linaro.org
2018-08-24 13:17:48 +01:00
Peter Maydell
a02755ece0 hw/misc/bcm2835_fb: Move config fields to their own struct
The handling of framebuffer properties in the bcm2835_property code
is a bit clumsy, because for each of the many fb related properties
we try to track the value we're about to set and whether we're going
to be setting a value, and then we hand all the new values off
to the framebuffer via a function which takes them all as separate
arguments. It would be simpler if the property code could easily
copy all the framebuffer's current settings, update them with
the new specified values and then ask the framebuffer to switch
to the new set.

As the first part of this refactoring, pull all the fb config
settings fields in BCM2835FBState out into their own struct.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180814144436.679-2-peter.maydell@linaro.org
2018-08-24 13:17:48 +01:00
Peter Maydell
81a75deb1a hw/misc/iotkit-secctl: Wire up registers for controlling MSCs
The IoTKit does not have any Master Security Contollers itself,
but it does provide registers in the secure privilege control
block which allow control of MSCs in the external system.
Add support for these registers.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20180820141116.9118-13-peter.maydell@linaro.org
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2018-08-24 13:17:44 +01:00
Peter Maydell
211e701d66 hw/misc/tz-msc: Model TrustZone Master Security Controller
Implement a model of the TrustZone Master Securtiy Controller,
as documented in the Arm CoreLink SIE-200 System IP for
Embedded TRM  (DDI0571G):
  https://developer.arm.com/products/architecture/m-profile/docs/ddi0571/g

The MSC is intended to sit in front of a device which can
be a bus master (eg a DMA controller) and programmably gate
its transactions. This allows a bus-mastering device to be
controlled by non-secure code but still restricted from
making accesses to addresses which are secure-only.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20180820141116.9118-12-peter.maydell@linaro.org
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2018-08-24 13:17:43 +01:00
Peter Maydell
c667a25b32 hw/misc/iotkit-sysinfo: Implement IoTKit system information block
Implement the IoTKit system control element's system information
block; this is just a pair of read-only version/config registers,
plus the usual PID/CID ID registers.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180820141116.9118-10-peter.maydell@linaro.org
2018-08-24 13:17:43 +01:00
Peter Maydell
75750e4d43 hw/misc/iotkit-sysctl: Implement IoTKit system control element
The Arm IoTKit includes a system control element which
provides a block of read-only ID registers and a block
of read-write control registers. Implement a minimal
version of this.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180820141116.9118-9-peter.maydell@linaro.org
2018-08-24 13:17:42 +01:00
Peter Maydell
93739075d2 hw/misc/mps2-fpgaio: Implement PSCNTR and COUNTER
In the MPS2 FPGAIO, PSCNTR is a free-running downcounter with
a reload value configured via the PRESCALE register, and
COUNTER counts up by 1 every time PSCNTR reaches zero.
Implement these counters.

We can just increment the counters migration subsection's
version ID because we only added it in the previous commit,
so no released QEMU versions will be using it.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180820141116.9118-3-peter.maydell@linaro.org
2018-08-24 13:17:40 +01:00
Peter Maydell
a1982f90a4 hw/misc/mps2-fpgaio: Implement 1Hz and 100Hz counters
The MPS2 FPGAIO block includes some simple free-running counters.
Implement these.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180820141116.9118-2-peter.maydell@linaro.org
2018-08-24 13:17:40 +01:00
Marc-André Lureau
5be5df720e fw_cfg: import & use linux/qemu_fw_cfg.h
Use kernel common header for fw_cfg.

(unfortunately, optionrom.h must have its own define, since it's
actually an assembler header)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180817155910.5722-2-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2018-08-23 18:46:25 +02:00
Juan Quintela
c0b5be5247 check: Only test pvpanic when it is compiled in
It was not possible to compile out pvpanic.  Use the same trick
than applesmc.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
2018-08-21 19:52:16 +02:00
Peter Maydell
3eff40dbf4 hw/misc: Remove mmio_interface device
The mmio_interface device was a purely internal artifact
of the implementation of the memory subsystem's request_ptr
APIs. Now that we have removed those APIs, we can remove
the mmio_interface device too.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: KONRAD Frederic <frederic.konrad@adacore.com>
Message-id: 20180817114619.22354-4-peter.maydell@linaro.org
2018-08-20 11:24:32 +01:00
Cédric Le Goater
ebe31c0a8e aspeed: add a max_ram_size property to the memory controller
This will be used to construct a memory region beyond the RAM region
to let firmwares scan the address space with load/store to guess how
much RAM the SoC has.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Tested-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20180807075757.7242-7-joel@jms.id.au
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-16 14:29:58 +01:00
Joel Stanley
a7b4569a4d aspeed_sdmc: Handle ECC training
This is required to ensure u-boot SDRAM training completes.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20180807075757.7242-6-joel@jms.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-16 14:29:58 +01:00
Joel Stanley
33883ce840 aspeed_sdmc: Init status always idle
The ast2500 SDRAM training routine busy waits on the 'init cycle busy
state' bit in DDR PHY Control/Status register #1 (MCR60).

This ensures the bit always reads zero, and allows training to
complete with upstream u-boot on the ast2500-evb.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20180807075757.7242-5-joel@jms.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-16 14:29:58 +01:00
Joel Stanley
b33f1e0b89 aspeed_sdmc: Set 'cache initial sequence' always true
The SDRAM training routine sets the 'Enable cache initial' bit, and then
waits for the 'cache initial sequence' to be done.

Have it always return done, as there is no other side effects that the
model needs to implement. This allows the upstream u-boot training to
proceed on the ast2500-evb board.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20180807075757.7242-4-joel@jms.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-16 14:29:58 +01:00
Joel Stanley
d131bc28a6 aspeed_sdmc: Fix saved values
This fixes the intended protection of read-only values in the
configuration register. They were being always set to zero by mistake.

The read-only fields depend on the configured memory size of the system,
so they cannot be fixed at compile time. The most straight forward
option was to store them in the state structure.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20180807075757.7242-3-joel@jms.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-16 14:29:58 +01:00
Jean-Christophe Dubois
781182e10f i.MX6UL: Add i.MX6UL specific CCM device
Signed-off-by: Jean-Christophe Dubois <jcd@tribudubois.net>
Message-id: 34b6704ceb81b49e35ce1ad162bf758e5141ff87.1532984236.git.jcd@tribudubois.net
[PMM: fixed some comment typos etc]
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-08-16 14:05:28 +01:00
Thomas Huth
1069a3c6e1 hw/misc/macio: Fix device introspection problems in macio devices
Valgrind reports an error when introspecting the macio devices, e.g.:

echo "{'execute':'qmp_capabilities'} {'execute':'device-list-properties'," \
 "'arguments':{'typename':'macio-newworld'}}" \
 "{'execute': 'human-monitor-command', " \
 "'arguments': {'command-line': 'info qtree'}}" | \
 valgrind -q ppc64-softmmu/qemu-system-ppc64 -M none,accel=qtest -qmp stdio
[...]
==30768== Invalid read of size 8
==30768==    at 0x5BC1EA: qdev_print (qdev-monitor.c:686)
==30768==    by 0x5BC1EA: qbus_print (qdev-monitor.c:719)
==30768==    by 0x43E458: handle_hmp_command (monitor.c:3446)
[...]

Use the new function sysbus_init_child_obj() to initialize the objects
here, to get the reference counting of the objects right, so that they
are cleaned up correctly when the parent gets removed.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-08-01 09:48:40 +10:00
Peter Maydell
218fe5ce40 hw/misc/tz-mpc: Zero the LUT on initialization, not just reset
In the tz-mpc device we allocate a data block for the LUT,
which we then clear to zero in the device's reset method.
This is conceptually fine, but unfortunately results in a
valgrind complaint about use of uninitialized data on startup:

==30906== Conditional jump or move depends on uninitialised value(s)
==30906==    at 0x503609: tz_mpc_translate (tz-mpc.c:439)
==30906==    by 0x3F3D90: address_space_translate_iommu (exec.c:511)
==30906==    by 0x3F3FF8: flatview_do_translate (exec.c:584)
==30906==    by 0x3F4292: flatview_translate (exec.c:644)
==30906==    by 0x3F2120: address_space_translate (memory.h:1962)
==30906==    by 0x3FB753: address_space_ldl_internal (memory_ldst.inc.c:36)
==30906==    by 0x3FB8A6: address_space_ldl (memory_ldst.inc.c:80)
==30906==    by 0x619037: ldl_phys (memory_ldst_phys.inc.h:25)
==30906==    by 0x61985D: arm_cpu_reset (cpu.c:255)
==30906==    by 0x98791B: cpu_reset (cpu.c:249)
==30906==    by 0x57FFDB: armv7m_reset (armv7m.c:265)
==30906==    by 0x7B1775: qemu_devices_reset (reset.c:69)

This is because of a reset ordering problem -- the TZ MPC
resets after the CPU, but an M-profile CPU's reset function
includes memory loads to get the initial PC and SP, which
then go through an MPC that hasn't yet been reset.

The simplest fix for this is to zero the LUT when we
initialize the data, which will result in the MPC's
translate function giving the right answers for these
early memory accesses.

Reported-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Thomas Huth <thuth@redhat.com>
Message-id: 20180724153616.32352-1-peter.maydell@linaro.org
2018-07-30 14:52:15 +01:00
Peter Maydell
59b5552f02 Bug fixes.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Bug fixes.

# gpg: Signature made Tue 17 Jul 2018 16:06:07 BST
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  Document command line options with single dash
  opts: remove redundant check for NULL parameter
  i386: only parse the initrd_filename once for multiboot modules
  i386: fix regression parsing multiboot initrd modules
  virtio-scsi: fix hotplug ->reset() vs event race
  qdev: add HotplugHandler->post_plug() callback
  hw/char/serial: retry write if EAGAIN
  PC Chipset: Improve serial divisor calculation
  vhost-user-test: added proper TestServer *dest initialization in test_migrate()
  hyperv: ensure VP index equal to QEMU cpu_index
  hyperv: rename vcpu_id to vp_index
  accel: Fix typo and grammar in comment
  dump: add kernel_gs_base to QEMU CPU state

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-07-17 17:06:32 +01:00
Paolo Bonzini
fe04f0b4a1 hw/display/xlnx_dp: Move problematic code from instance_init to realize
aux_create_slave() calls qdev_init_nofail() which in turn "realizes"
the corresponding object. This is unlike qdev_create(), and it is wrong
because qdev_init_nofail() must not be called from an instance_init
function.  Move qdev_init_nofail() and the subsequent aux_map_slave into
the caller's realize function.

There are two more bugs that needs to be fixed here, too, where the
objects are created but not added as children.  Therefore when
you call object_unparent on them, nothing happens.

In particular dpcd and edid give you an infinite loop in bus_unparent,
because device_unparent is not called and does not remove them from
the list of devices on the bus.

Reported-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-id: 1531745974-17187-17-git-send-email-thuth@redhat.com
[thuth: Added Paolo's fixup for the dpcd and edid unparenting]
Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-07-17 13:12:49 +01:00
Andrew Jeffery
333b9c8a68 aspeed: Implement write-1-{set, clear} for AST2500 strapping
The AST2500 SoC family changes the runtime behaviour of the hardware
strapping register (SCU70) to write-1-set/write-1-clear, with
write-1-clear implemented on the "read-only" SoC revision register
(SCU7C). For the the AST2400, the hardware strapping is
runtime-configured with read-modify-write semantics.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-id: 20180709143524.17480-1-andrew@aj.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-07-16 17:18:41 +01:00
Roman Kagan
1b2013ea5d hyperv: rename vcpu_id to vp_index
In Hyper-V-related code, vCPUs are identified by their VP (virtual
processor) index.  Since it's customary for "vcpu_id" in QEMU to mean
APIC id, rename the respective variables to "vp_index" to make the
distinction clear.

Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180702134156.13404-2-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-07-16 16:58:16 +02:00
Peter Maydell
b07cd3e748 ppc patch queue 2018-07-03
Here's a last minue pull request before today's soft freeze.  Ideally
 I would have sent this earlier, but I was waiting for a couple of
 extra fixes I knew were close.  And the freeze crept up on me, like
 always.
 
 Most of the changes here are bugfixes in any case.  There are some
 cleanups as well, which have been in my staging tree for a little
 while.  There are a couple of truly new features (some extensions to
 the sam460ex platform), but these are low risk, since they only affect
 a new and not really stabilized machine type anyway.
 
 Higlights are:
   * Mac platform improvements from Mark Cave-Ayland
   * Sam460ex improvements from BALATON Zoltan et al.
   * XICS interrupt handler cleanups from Cédric Le Goater
   * TCG improvements for atomic loads and stores from Richard
     Henderson
   * Assorted other bugfixes
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Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-3.0-20180703' into staging

ppc patch queue 2018-07-03

Here's a last minue pull request before today's soft freeze.  Ideally
I would have sent this earlier, but I was waiting for a couple of
extra fixes I knew were close.  And the freeze crept up on me, like
always.

Most of the changes here are bugfixes in any case.  There are some
cleanups as well, which have been in my staging tree for a little
while.  There are a couple of truly new features (some extensions to
the sam460ex platform), but these are low risk, since they only affect
a new and not really stabilized machine type anyway.

Higlights are:
  * Mac platform improvements from Mark Cave-Ayland
  * Sam460ex improvements from BALATON Zoltan et al.
  * XICS interrupt handler cleanups from Cédric Le Goater
  * TCG improvements for atomic loads and stores from Richard
    Henderson
  * Assorted other bugfixes

# gpg: Signature made Tue 03 Jul 2018 06:55:22 BST
# gpg:                using RSA key 6C38CACA20D9B392
# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>"
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>"
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>"
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>"
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-3.0-20180703: (35 commits)
  ppc: Include vga cirrus card into the compiling process
  target/ppc: Relax reserved bitmask of indexed store instructions
  target/ppc: set is_jmp on ppc_tr_breakpoint_check
  spapr: compute default value of "hpt-max-page-size" later
  target/ppc/kvm: don't pass cpu to kvm_get_smmu_info()
  target/ppc/kvm: get rid of kvm_get_fallback_smmu_info()
  ppc440_uc: Basic emulation of PPC440 DMA controller
  sam460ex: Add RTC device
  hw/timer: Add basic M41T80 emulation
  ppc4xx_i2c: Rewrite to model hardware more closely
  hw/ppc: Give sam46ex its own config option
  fpu_helper.c: fix setting FPSCR[FI] bit
  target/ppc: Implement the rest of gen_st_atomic
  target/ppc: Implement the rest of gen_ld_atomic
  target/ppc: Use atomic min/max helpers
  target/ppc: Use MO_ALIGN for EXIWX and ECOWX
  target/ppc: Split out gen_st_atomic
  target/ppc: Split out gen_ld_atomic
  target/ppc: Split out gen_load_locked
  target/ppc: Tidy gen_conditional_store
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	hw/ppc/spapr.c
2018-07-03 14:59:27 +01:00
Mark Cave-Ayland
b7d678135f mac_dbdma: only dump commands for debug enabled channels
This enables us to apply the same filter in DEBUG_DBDMA_CHANMASK to the
DBDMA command execution debug output.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-07-03 09:56:51 +10:00
Philippe Mathieu-Daudé
be01029e5d hw/mips: Use the IEC binary prefix definitions
It eases code review, unit is explicit.

Patch generated using:

  $ git grep -E '(1024|2048|4096|8192|(<<|>>).?(10|20|30))' hw/ include/hw/
  $ git grep -n '[<>][<>]= ?[1-5]0'

and modified manually.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20180625124238.25339-31-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-07-02 15:41:16 +02:00
Philippe Mathieu-Daudé
de9b602ebd hw/misc: Use the IEC binary prefix definitions
It eases code review, unit is explicit.

Patch generated using:

  $ git grep -E '(1024|2048|4096|8192|(<<|>>).?(10|20|30))' hw/ include/hw/

and modified manually.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180625124238.25339-16-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-07-02 15:41:13 +02:00
Philippe Mathieu-Daudé
519abcdf7b hw/ivshmem: Use the IEC binary prefix definitions
It eases code review, unit is explicit.

Patch generated using:

  $ git grep -E '(1024|2048|4096|8192|(<<|>>).?(10|20|30))' hw/ include/hw/

and modified manually.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180625124238.25339-8-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-07-02 15:41:12 +02:00
David Hildenbrand
7943e97b85 hostmem: drop error variable from host_memory_backend_get_memory()
Unused, so let's remove it.

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20180619134141.29478-8-david@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-28 19:05:33 +02:00
Cédric Le Goater
fda9aaa60e aspeed/scu: introduce clock frequencies
All Aspeed SoC clocks are driven by an input source clock which can
have different frequencies : 24MHz or 25MHz, and also, on the Aspeed
AST2400 SoC, 48MHz. The H-PLL (CPU) clock is defined from a
calculation using parameters in the H-PLL Parameter register or from a
predefined set of frequencies if the setting is strapped by hardware
(Aspeed AST2400 SoC). The other clocks of the SoC are then defined
from the H-PLL using dividers.

We introduce first the APB clock because it should be used to drive
the Aspeed timer model.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Message-id: 20180622075700.5923-2-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-26 17:50:42 +01:00
Peter Maydell
3fd3cb2f6f hw/misc/iotkit-secctl.c: Implement SECMPCINTSTATUS
Implement the SECMPCINTSTATUS register. This is the only register
in the security controller that deals with Memory Protection
Controllers, and it simply provides a read-only view of the
interrupt lines from the various MPCs in the system.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20180620132032.28865-6-peter.maydell@linaro.org
2018-06-22 13:28:40 +01:00
Peter Maydell
dd29d0687d hw/misc/tz_mpc.c: Honour the BLK_LUT settings in translate
The final part of the Memory Protection Controller we need to
implement is actually using the BLK_LUT data programmed by the
guest to determine whether to block the transaction or not.

Since this means we now change transaction mappings when
the guest writes to BLK_LUT, we must also call the IOMMU
notifiers at that point.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-id: 20180620132032.28865-5-peter.maydell@linaro.org
2018-06-22 13:28:40 +01:00
Peter Maydell
57c49a6e87 hw/misc/tz-mpc.c: Implement correct blocked-access behaviour
The MPC is guest-configurable for whether blocked accesses:
 * should be RAZ/WI or cause a bus error
 * should generate an interrupt or not

Implement this behaviour in the blocked-access handlers.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-id: 20180620132032.28865-4-peter.maydell@linaro.org
2018-06-22 13:28:40 +01:00
Peter Maydell
cdb6099818 hw/misc/tz-mpc.c: Implement registers
Implement the missing registers for the TZ MPC.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-id: 20180620132032.28865-3-peter.maydell@linaro.org
2018-06-22 13:28:39 +01:00
Peter Maydell
344f4b1581 hw/misc/tz-mpc.c: Implement the Arm TrustZone Memory Protection Controller
Implement the Arm TrustZone Memory Protection Controller, which sits
in front of RAM and allows secure software to configure it to either
pass through or reject transactions.

We implement the MPC as a QEMU IOMMU, which will direct transactions
either through to the devices and memory behind it or to a special
"never works" AddressSpace if they are blocked.

This initial commit implements the skeleton of the device:
 * it always permits accesses
 * it doesn't implement most of the registers
 * it doesn't implement the interrupt or other behaviour
   for blocked transactions

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-id: 20180620132032.28865-2-peter.maydell@linaro.org
2018-06-22 13:28:39 +01:00
Mark Cave-Ayland
b6c7e42f74 mos6522: expose mos6522_update_irq() through MOS6522DeviceClass
In the case where we have an interrupt generated externally from inputs to
bits 1 and 2 of port A and/or port B, it is necessary to expose
mos6522_update_irq() so it can be called by the interrupt source.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Mark Cave-Ayland
32a8c27b5d mos6522: remove additional interrupt flag filter from mos6522_update_irq()
The datasheet indicates that the interrupt is generated by ANDing the
interrupt flags register (IFR) with the interrupt enable register (IER)
but currently there is an extra filter for the SR and timer interrupts.

Remove this extra filter to allow interrupts to be generated by external
inputs on bits 1 and 2 of ports A and B.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Mark Cave-Ayland
7f5d6517e3 mos6522: only clear the shift register interrupt upon write
According to the 6522 datasheet the shift register (SR) interrupt flag is
cleared upon write with no mention of any other interrupt flags.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Mark Cave-Ayland
d811d61fbc mac_newworld: add PMU device
The PMU device supercedes the CUDA device found on older New World Macs and
is supported by a larger number of guest OSs from OS 9 to OS X 10.5.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Mark Cave-Ayland
8f55ac1304 mac_newworld: wire up programmer switch to NMI handler
The programmer switch is wired up via an external GPIO pin and can be used
to aid debugging Mac guests.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Mark Cave-Ayland
7c4166a971 mac_newworld: add gpios to macio devices with PMU enabled
PMU-enabled New World Macs expose their GPIOs via a separate memory region
within the macio device.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Mark Cave-Ayland
f1114c17ee mac_newworld: add via machine option to control mac99 VIA/ADB configuration
This option allows the VIA configuration to be controlled between 3
different possible setups: cuda, pmu-adb and pmu with USB rather than ADB
keyboard/mouse.

For the moment we don't do anything with the configuration except to pass
it to the macio device (the via-cuda parent) and also to the firmware via
the fw_cfg interface so that it can present the correct device tree.

The default is cuda which is the current default and so will have no
change in behaviour.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-16 16:32:33 +10:00
Joel Stanley
acd9575e59 aspeed_scu: Implement RNG register
The ASPEED SoCs contain a single register that returns random data when
read. This models that register so that guests can use it.

The random number data register has a corresponding control register,
however it returns data regardless of the state of the enabled bit, so
the model follows this behaviour.

When the qcrypto call fails we exit as the guest uses the random number
device to feed it's entropy pool, which is used for cryptographic
purposes.

Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Message-id: 20180613114836.9265-1-joel@jms.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-15 15:23:34 +01:00
Mark Cave-Ayland
3431bdf5a3 mos6522: convert VMSTATE_TIMER_PTR_TEST to VMSTATE_TIMER_PTR
The timers are configured in the mos6522 init function and therefore will
always exist, so the function can never return false.

Peter also pointed out that this is the only remaining user of
VMSTATE_TIMER_PTR_TEST in the codebase, so we might as well just convert it
over to VMSTATE_TIMER_PTR and remove mos6522_timer_exist() as it is no
longer required.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-12 10:44:36 +10:00
Mark Cave-Ayland
d638fd5c96 mos6522: move timer frequency initialisation to mos6522_reset
The 6522 VIA timer frequency cannot be set by altering registers within the
device itself and hence it is a fixed property of the machine.

Move the initialisation of the timer frequency to the mos6522 reset function
and ensure that any subclasses always call the parent reset function so that
it isn't required to store the timer frequency within vmstate_mos6522_timer
itself.

By moving the frequency initialisation to the device reset function then we
find that the realize function for both mos6522 and mos6522_cuda becomes
obsolete and can simply be removed.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-12 10:44:36 +10:00
Mark Cave-Ayland
2e3e5c7e92 cuda: embed mos6522_cuda device directly rather than using QOM object link
Examining the migration stream it can be seen that the mos6522 device state is
being stored separately rather than as part of the CUDA device which is
incorrect (and likely to cause issues if another mos6522 device is added to
the machine).

Resolve this by embedding the mos6522_cuda device directly within the CUDA
device rather than using a QOM object link to reference the device separately.

Note that we also bump the version in vmstate_cuda to reflect this change: this
isn't particularly important for the moment as the Mac machine migration isn't
100% reliable due to issues migrating the timebase under TCG.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-12 10:44:36 +10:00
Mark Cave-Ayland
72ee08cf4f mos6522: fix vmstate_mos6522_timer version in vmstate_mos6522
This was accidentally introduced when extracting the 6522 VIA functionality
from the CUDA device, and prevents loadvm from completing successfully.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-12 10:44:36 +10:00
Philippe Mathieu-Daudé
c9bca79844 hw/misc/mos6522: Add trailing '\n' to qemu_log() calls
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-12 10:44:36 +10:00
Mark Cave-Ayland
56e7404bc1 macio: add trace-events to timer device
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-06-12 09:33:52 +10:00
Cédric Le Goater
5141d4158c misc: add pca9552 LED blinker model
Specs are available here :

    https://www.nxp.com/docs/en/application-note/AN264.pdf

This is a simple model supporting the basic registers for led and GPIO
mode. The device also supports two blinking rates but not the model
yet.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20180530064049.27976-7-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-08 13:15:32 +01:00
Philippe Mathieu-Daudé
c8c9e10394 hw/i2c: Use DeviceClass::realize instead of I2CSlaveClass::init
I2CSlaveClass::init is no more used, remove it.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180419212727.26095-3-f4bug@amsat.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180528144509.15812-3-armbru@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 15:14:31 +02:00
Philippe Mathieu-Daudé
b18aad5c99 hw/misc/sga: Use the correct ISA include
The SGA BIOS loader is an ISA device, it does not require the PCI header.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180528232719.4721-18-f4bug@amsat.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum<marcel.apfelbaum@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 14:15:10 +02:00
Philippe Mathieu-Daudé
921e1a2ab3 hw/misc/mips_itu: Cleanup includes
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180528232719.4721-17-f4bug@amsat.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 14:15:10 +02:00
Philippe Mathieu-Daudé
ab728275e4 hw: Do not include "exec/address-spaces.h" if it is not necessary
Code change produced with:
    $ git grep '#include "exec/address-spaces.h"' hw include/hw | \
      cut -d: -f-1 | \
      xargs egrep -L "(get_system_|address_space_)" | \
      xargs sed -i.bak '/#include "exec\/address-spaces.h"/d'

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180528232719.4721-12-f4bug@amsat.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 14:15:10 +02:00
Laurent Vivier
4a4ff4c58f Remove unnecessary variables for function return value
Re-run Coccinelle script scripts/coccinelle/return_directly.cocci

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
ppc part
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2018-05-20 08:48:13 +03:00
Daniel P. Berrangé
787bbc306e misc, ide: remove use of HWADDR_PRIx in trace events
The trace events all use a uint64_t data type, so should be using the
corresponding PRIx64 format, not HWADDR_PRIx which is intended for use
with the 'hwaddr' type.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2018-05-20 08:25:23 +03:00
Mark Cave-Ayland
0fcd2a814a mac_newworld: move wiring of macio IRQs to macio_newworld_realize()
Since the macio device has a link to the PIC device, we can now wire up the
IRQs directly via qdev GPIOs rather than having to use an intermediate array.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-05-04 15:00:37 +10:00
Mark Cave-Ayland
20d2514ad8 mac_oldworld: move wiring of macio IRQs to macio_oldworld_realize()
Since the macio device has a link to the PIC device, we can now wire up the
IRQs directly via qdev GPIOs rather than having to use an intermediate array.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-04-27 18:05:22 +10:00
Peter Maydell
9bca0edb28 Change references to serial_hds[] to serial_hd()
Change all the uses of serial_hds[] to go via the new
serial_hd() function. Code change produced with:
 find hw -name '*.[ch]' | xargs sed -i -e 's/serial_hds\[\([^]]*\)\]/serial_hd(\1)/g'

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-id: 20180420145249.32435-8-peter.maydell@linaro.org
2018-04-26 13:57:00 +01:00
Pavel Dovgalyuk
afd46fcad2 icount: fix cpu_restore_state_from_tb for non-tb-exit cases
In icount mode, instructions that access io memory spaces in the middle
of the translation block invoke TB recompilation.  After recompilation,
such instructions become last in the TB and are allowed to access io
memory spaces.

When the code includes instruction like i386 'xchg eax, 0xffffd080'
which accesses APIC, QEMU goes into an infinite loop of the recompilation.

This instruction includes two memory accesses - one read and one write.
After the first access, APIC calls cpu_report_tpr_access, which restores
the CPU state to get the current eip.  But cpu_restore_state_from_tb
resets the cpu->can_do_io flag which makes the second memory access invalid.
Therefore the second memory access causes a recompilation of the block.
Then these operations repeat again and again.

This patch moves resetting cpu->can_do_io flag from
cpu_restore_state_from_tb to cpu_loop_exit* functions.

It also adds a parameter for cpu_restore_state which controls restoring
icount.  There is no need to restore icount when we only query CPU state
without breaking the TB.  Restoring it in such cases leads to the
incorrect flow of the virtual time.

In most cases new parameter is true (icount should be recalculated).
But there are two cases in i386 and openrisc when the CPU state is only
queried without the need to break the TB.  This patch fixes both of
these cases.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Message-Id: <20180409091320.12504.35329.stgit@pasha-VirtualBox>
[rth: Make can_do_io setting unconditional; move from cpu_exec;
make cpu_loop_exit_{noexc,restore} call cpu_loop_exit.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-04-11 09:05:22 +10:00
Thomas Huth
ddd835f32a hw/misc/macio: Fix crash when listing device properties of macio device
The macio-newworld device can currently be used to abort QEMU unexpectedly:

$ ppc-softmmu/qemu-system-ppc -S -M ref405ep,accel=qtest -qmp stdio
{"QMP": {"version": {"qemu": {"micro": 50, "minor": 11, "major": 2},
 "package": "build-all"}, "capabilities": []}}
{ 'execute': 'qmp_capabilities' }
{"return": {}}
{ 'execute': 'device-list-properties',
  'arguments': {'typename': 'macio-newworld'}}
Unexpected error in qemu_chr_fe_init() at chardev/char-fe.c:222:
Device 'serial0' is in use
Aborted (core dumped)

qdev properties should be set during realize(), not during instance_init(),
so move the related code there to fix this problem.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-04-10 10:05:38 +10:00
Thomas Huth
1ca15d85ab hw/misc/macio: Mark the macio devices with user_creatable = false
The macio devices currently cause a crash when the user tries to
instantiate them on a different machine:

$ ppc64-softmmu/qemu-system-ppc64 -device macio-newworld
Unexpected error in qemu_chr_fe_init() at chardev/char-fe.c:222:
qemu-system-ppc64: -device macio-newworld: Device 'serial0' is in use
Aborted (core dumped)

These devices are clearly not intended to be creatable by the user
since they are using serial_hds[] directly in their instance_init
function. So let's mark them with user_creatable = false.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-18 18:27:23 +11:00
Daniel P. Berrangé
f32408f3b4 misc: don't use hwaddr as a type in trace events
Use types that are defined by QEMU in trace events caused build failures
for the UST trace backend:

  In file included from trace-ust-all.c:13:0:
  trace-ust-all.h:11844:206: error: unknown type name ‘hwaddr’

It only knows about C built-in types, and any types that are pulled in
from includs of qemu-common.h and lttng/tracepoint.h. This does not
include the 'hwaddr' type, so replace it with a uint64_t which is what
exec/hwaddr.h defines 'hwaddr' as. This fixes the build failure
introduced by

  commit 9eb8040c2d
  Author: Peter Maydell <peter.maydell@linaro.org>
  Date:   Fri Mar 2 10:45:39 2018 +0000

    hw/misc/tz-ppc: Model TrustZone peripheral protection controller

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20180306134317.836-1-berrange@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-06 14:24:30 +00:00
Mark Cave-Ayland
b6712ea391 macio: remove macio_init() function
Move the remaining comment into macio.c for reference, then remove the
macio_init() function and instantiate the macio devices for both Old World
and New World machines via qdev_init_nofail() directly.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Mark Cave-Ayland
aa79b0860e macio: move setting of CUDA timebase frequency to macio_common_realize()
This removes the last of the functionality from macio_init() in preparation
for its subsequent removal.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Mark Cave-Ayland
dda12e9a6f mac_newworld: use object link to pass OpenPIC object to macio
Also switch macio_newworld_realize() over to use it rather than using the pic_mem
memory region directly.

Now that both Old World and New World macio devices no longer make use of the
pic_mem memory region directly, we can remove it.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Mark Cave-Ayland
017812df5d mac_oldworld: use object link to pass heathrow PIC object to macio
Also switch macio_oldworld_realize() over to use it rather than using the pic_mem
memory region directly.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Mark Cave-Ayland
e1218e4812 macio: move macio related structures and defines into separate macio.h file
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Mark Cave-Ayland
343bd85a40 macio: move ESCC device within the macio device
Now that the ESCC device is instantiated directly via qdev, move it to within
the macio device and wire up the IRQs and memory regions using the sysbus API.

This enables to remove the now-obsolete escc_mem parameter to the macio_init()
function.

(Note this patch also contains small touch-ups to the formatting in
macio_escc_legacy_setup() and ppc_heathrow_init() in order to keep checkpatch
happy)

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Mark Cave-Ayland
a504b9b91a macio: embed DBDMA device directly within macio
The current recommendation is to embed subdevices directly within their container
device, so do this for the DBDMA device.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-03-06 13:16:29 +11:00
Peter Maydell
b1ce38e12b hw/misc/iotkit-secctl: Add remaining simple registers
Add remaining easy registers to iotkit-secctl:
 * NSCCFG just routes its two bits out to external GPIO lines
 * BRGINSTAT/BRGINTCLR/BRGINTEN can be dummies, because QEMU's
   bus fabric can never report errors

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20180220180325.29818-18-peter.maydell@linaro.org
2018-03-02 11:03:45 +00:00
Peter Maydell
b3717c23e1 hw/misc/iotkit-secctl: Add handling for PPCs
The IoTKit Security Controller includes various registers
that expose to software the controls for the Peripheral
Protection Controllers in the system. Implement these.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180220180325.29818-17-peter.maydell@linaro.org
2018-03-02 11:03:45 +00:00
Peter Maydell
de343bb632 hw/misc/iotkit-secctl: Arm IoT Kit security controller initial skeleton
The Arm IoT Kit includes a "security controller" which is largely a
collection of registers for controlling the PPCs and other bits of
glue in the system.  This commit provides the initial skeleton of the
device, implementing just the ID registers, and a couple of read-only
read-as-zero registers.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180220180325.29818-16-peter.maydell@linaro.org
2018-03-02 11:03:45 +00:00
Peter Maydell
9eb8040c2d hw/misc/tz-ppc: Model TrustZone peripheral protection controller
Add a model of the TrustZone peripheral protection controller (PPC),
which is used to gate transactions to non-TZ-aware peripherals so
that secure software can configure them to not be accessible to
non-secure software.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180220180325.29818-15-peter.maydell@linaro.org
2018-03-02 11:03:45 +00:00
Peter Maydell
9a52d9992f hw/misc/mps2-fpgaio: FPGA control block for MPS2 AN505
The MPS2 AN505 FPGA image includes a "FPGA control block"
which is a small set of registers handling LEDs, buttons
and some counters.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180220180325.29818-14-peter.maydell@linaro.org
2018-03-02 11:03:45 +00:00
Peter Maydell
a7bc4ee528 hw/misc/unimp: Move struct to header file
Move the definition of the struct for the unimplemented-device
from unimp.c to unimp.h, so that users can embed the struct
in their own device structs if they prefer.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180220180325.29818-10-peter.maydell@linaro.org
2018-03-02 11:03:45 +00:00
Hugo Landau
5c1d3a2b6e Fix ast2500 protection register emulation
Some register blocks of the ast2500 are protected by protection key
registers which require the right magic value to be written to those
registers to allow those registers to be mutated.

Register manuals indicate that writing the correct magic value to these
registers should cause subsequent reads from those values to return 1,
and writing any other value should cause subsequent reads to return 0.

Previously, qemu implemented these registers incorrectly: the registers
were handled as simple memory, meaning that writing some value x to a
protection key register would result in subsequent reads from that
register returning the same value x. The protection was implemented by
ensuring that the current value of that register equaled the magic
value.

This modifies qemu to have the correct behaviour: attempts to write to a
ast2500 protection register results in a transition to 1 or 0 depending
on whether the written value is the correct magic. The protection logic
is updated to ensure that the value of the register is nonzero.

This bug caused deadlocks with u-boot HEAD: when u-boot is done with a
protectable register block, it attempts to lock it by writing the
bitwise inverse of the correct magic value, and then spinning forever
until the register reads as zero. Since qemu implemented writes to these
registers as ordinary memory writes, writing the inverse of the magic
value resulted in subsequent reads returning that value, leading to
u-boot spinning forever.

Signed-off-by: Hugo Landau <hlandau@devever.net>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Acked-by: Andrew Jeffery <andrew@aj.id.au>
Message-id: 20180220132627.4163-1-hlandau@devever.net
[PMM: fixed incorrect code indentation]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-22 15:12:51 +00:00
Mark Cave-Ayland
4b402e09e6 cuda: convert to trace-events
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-16 12:14:26 +11:00
Mark Cave-Ayland
7092e84d42 ppc: move CUDAState and other CUDA-related definitions into separate cuda.h file
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-16 12:14:26 +11:00
Mark Cave-Ayland
09a573474b cuda: convert to use the shared mos6522 device
Add the relevant hooks as required for the MacOS timer calibration and delayed
SR interrupt.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-16 12:14:26 +11:00
Mark Cave-Ayland
51f233ec92 misc: introduce new mos6522 VIA device and enable it for ppc builds
The MOS6522 VIA forms the bridge part of several Mac devices, including the
Mac via-cuda and via-pmu devices. Introduce a standard mos6522 device that
can be shared amongst multiple implementations.

This is effectively taking the 6522 parts out of cuda.c and turning them
into a separate device whilst also applying some style tidy-ups and including
a conversion to trace-events.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 10:18:52 +11:00
Mark Cave-Ayland
ce19480e91 cuda: factor out timebase-derived counter value and load time
Commit b981289c49 "PPC: Cuda: Use cuda timer to expose tbfreq to guest" altered
the timer calculations from those based upon the hardware CUDA clock frequency
to those based upon the CPU timebase frequency.

In fact we can isolate the differences to 2 simple changes: one to the counter
read value and another to the counter load time. Move these changes into
separate functions so the implementation can be swapped later.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 10:16:52 +11:00
Mark Cave-Ayland
a797ec500a cuda: set timer 1 frequency property to CUDA_TIMER_FREQ
Now that we have successfully decoupled the timebase frequency and the hardware
timer frequency, set the timer 1 frequency property to CUDA_TIMER_FREQ and alter
get_next_irq_time() to use it rather than the hard-coded constant.

In addition to this we must now switch the tb_diff calculation over to use the
timebase frequency now that the hardware clock frequency and the timebase
frequency are different.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
[dwg: Correct a conflict due to a bug in an earlier patch]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 10:14:51 +11:00
Mark Cave-Ayland
eb0788cb73 cuda: don't call cuda_update() when writing to ACR register
The wire protocol for reading data to/from the VIA is triggered by changing
inputs on port B rather than changing the timer configuration via the ACR.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 10:11:49 +11:00
Mark Cave-Ayland
42a0938f92 cuda: minor cosmetic tidy-ups to get_next_irq_time()
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 10:11:08 +11:00
Mark Cave-Ayland
27c5cee1c3 cuda: rename frequency property to tb_frequency
This allows us to more easily differentiate between the timebase frequency used
to calibrate the MacOS timers and the actual frequency of the hardware clock as
indicated by CUDA_TIMER_FREQ.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[dwg: Revert some extraneous changes which break compile]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 10:10:10 +11:00
Mark Cave-Ayland
e9fa3bf810 cuda: introduce CUDAState parameter to get_counter()
This will be required shortly and also happens to match nicely with the
corresponding signature for set_counter().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-11 09:31:06 +11:00
Mark Cave-Ayland
ae14d81757 cuda: don't allow writes to port output pins
Use the direction registers as a mask to ensure that only input pins are
updated upon write.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-10 18:23:11 +11:00
Mark Cave-Ayland
8d0ef282ed cuda: do not use old_mmio accesses
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2018-02-10 18:21:57 +11:00
Peter Maydell
7e0019a719 Miscellaneous patches for 2018-02-07
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Merge remote-tracking branch 'remotes/armbru/tags/pull-misc-2018-02-07-v4' into staging

Miscellaneous patches for 2018-02-07

# gpg: Signature made Fri 09 Feb 2018 12:52:51 GMT
# gpg:                using RSA key 3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-misc-2018-02-07-v4:
  Move include qemu/option.h from qemu-common.h to actual users
  Drop superfluous includes of qapi/qmp/qjson.h
  Drop superfluous includes of qapi/qmp/dispatch.h
  Include qapi/qmp/qnull.h exactly where needed
  Include qapi/qmp/qnum.h exactly where needed
  Include qapi/qmp/qbool.h exactly where needed
  Include qapi/qmp/qstring.h exactly where needed
  Include qapi/qmp/qdict.h exactly where needed
  Include qapi/qmp/qlist.h exactly where needed
  Include qapi/qmp/qobject.h exactly where needed
  qdict qlist: Make most helper macros functions
  Eliminate qapi/qmp/types.h
  Typedef the subtypes of QObject in qemu/typedefs.h, too
  Include qmp-commands.h exactly where needed
  Drop superfluous includes of qapi/qmp/qerror.h
  Include qapi/error.h exactly where needed
  Drop superfluous includes of qapi-types.h and test-qapi-types.h
  Clean up includes
  Use #include "..." for our own headers, <...> for others
  vnc: use stubs for CONFIG_VNC=n dummy functions

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-09 14:39:09 +00:00
Markus Armbruster
e688df6bc4 Include qapi/error.h exactly where needed
This cleanup makes the number of objects depending on qapi/error.h
drop from 1910 (out of 4743) to 1612 in my "build everything" tree.

While there, separate #include from file comment with a blank line,
and drop a useless comment on why qemu/osdep.h is included first.

Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180201111846.21846-5-armbru@redhat.com>
[Semantic conflict with commit 34e304e975 resolved, OSX breakage fixed]
2018-02-09 13:50:17 +01:00
Andrey Smirnov
30b2f8709d i.MX: Add implementation of i.MX7 GPR IP block
Add minimal code needed to allow upstream Linux guest to boot.

Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Marcel Apfelbaum <marcel.apfelbaum@zoho.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org
Cc: yurovsky@gmail.com
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-09 10:40:30 +00:00
Andrey Smirnov
0a7bc1c045 i.MX: Add code to emulate i.MX7 SNVS IP-block
Add code to emulate SNVS IP-block. Currently only the bits needed to
be able to emulate machine shutdown are implemented.

Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Marcel Apfelbaum <marcel.apfelbaum@zoho.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org
Cc: yurovsky@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-09 10:40:30 +00:00
Andrey Smirnov
067e68e704 i.MX: Add code to emulate i.MX2 watchdog IP block
Add enough code to emulate i.MX2 watchdog IP block so it would be
possible to reboot the machine running Linux Guest.

Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Marcel Apfelbaum <marcel.apfelbaum@zoho.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org
Cc: yurovsky@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-09 10:40:29 +00:00
Andrey Smirnov
e9e0ef15d2 i.MX: Add code to emulate i.MX7 CCM, PMU and ANALOG IP blocks
Add minimal code needed to allow upstream Linux guest to boot.

Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Marcel Apfelbaum <marcel.apfelbaum@zoho.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org
Cc: yurovsky@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-09 10:40:29 +00:00
Ladi Prosek
a40227911c ivshmem: Disable irqfd on device reset
The effects of ivshmem_enable_irqfd() was not undone on device reset.

This manifested as:
ivshmem_add_kvm_msi_virq: Assertion `!s->msi_vectors[vector].pdev' failed.

when irqfd was enabled before reset and then enabled again after reset, making
ivshmem_enable_irqfd() run for the second time.

To reproduce, run:

  ivshmem-server

and QEMU with:

  -device ivshmem-doorbell,chardev=iv
  -chardev socket,path=/tmp/ivshmem_socket,id=iv

then install the Windows driver, at the time of writing available at:

https://github.com/virtio-win/kvm-guest-drivers-windows/tree/master/ivshmem

and crash-reboot the guest by inducing a BSOD.

Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Message-Id: <20171211072110.9058-5-lprosek@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-02-07 14:09:24 +01:00
Ladi Prosek
0b88dd9420 ivshmem: Improve MSI irqfd error handling
Adds a rollback path to ivshmem_enable_irqfd() and fixes
ivshmem_disable_irqfd() to bail if irqfd has not been enabled.

To reproduce, run:

  ivshmem-server -n 0

and QEMU with:

  -device ivshmem-doorbell,chardev=iv
  -chardev socket,path=/tmp/ivshmem_socket,id=iv

then load, unload, and load again the Windows driver, at the time of writing
available at:

https://github.com/virtio-win/kvm-guest-drivers-windows/tree/master/ivshmem

The issue is believed to have been masked by other guest drivers, notably
Linux ones, not enabling MSI-X on the device.

Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20171211072110.9058-4-lprosek@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-02-07 14:09:24 +01:00
Ladi Prosek
089fd80376 ivshmem: Always remove irqfd notifiers
As of commit 660c97eef6 ("ivshmem: use kvm irqfd for msi notifications"),
QEMU crashes with:

ivshmem: msix_set_vector_notifiers failed
msix_unset_vector_notifiers: Assertion `dev->msix_vector_use_notifier && dev->msix_vector_release_notifier' failed.

if MSI-X is repeatedly enabled and disabled on the ivshmem device, for example
by loading and unloading the Windows ivshmem driver. This is because
msix_unset_vector_notifiers() doesn't call any of the release notifier callbacks
since MSI-X is already disabled at that point (msix_enabled() returning false
is how this transition is detected in the first place). Thus ivshmem_vector_mask()
doesn't run and when MSI-X is subsequently enabled again ivshmem_vector_unmask()
fails.

This is fixed by keeping track of unmasked vectors and making sure that
ivshmem_vector_mask() always runs on MSI-X disable.

Fixes: 660c97eef6 ("ivshmem: use kvm irqfd for msi notifications")
Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20171211072110.9058-3-lprosek@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-02-07 14:09:24 +01:00
Ladi Prosek
e6a354be6e ivshmem: Don't update non-existent MSI routes
As of commit 660c97eef6 ("ivshmem: use kvm irqfd for msi notifications"),
QEMU crashes with:

  kvm_irqchip_commit_routes: Assertion `ret == 0' failed.

if the ivshmem device is configured with more vectors than what the server
supports. This is caused by the ivshmem_vector_unmask() being called on
vectors that have not been initialized by ivshmem_add_kvm_msi_virq().

This commit fixes it by adding a simple check to the mask and unmask
callbacks.

Note that the opposite mismatch, if the server supplies more vectors than
what the device is configured for, is already handled and leads to output
like:

  Too many eventfd received, device has 1 vectors

To reproduce the assert, run:

  ivshmem-server -n 0

and QEMU with:

  -device ivshmem-doorbell,chardev=iv
  -chardev socket,path=/tmp/ivshmem_socket,id=iv

then load the Windows driver, at the time of writing available at:

https://github.com/virtio-win/kvm-guest-drivers-windows/tree/master/ivshmem

The issue is believed to have been masked by other guest drivers, notably
Linux ones, not enabling MSI-X on the device.

Fixes: 660c97eef6 ("ivshmem: use kvm irqfd for msi notifications")
Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20171211072110.9058-2-lprosek@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-02-07 14:09:24 +01:00
Alistair Francis
a89f364ae8 Replace all occurances of __FUNCTION__ with __func__
Replace all occurs of __FUNCTION__ except for the check in checkpatch
with the non GCC specific __func__.

One line in hcd-musb.c was manually tweaked to pass checkpatch.

Signed-off-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
[THH: Removed hunks related to pxa2xx_mmci.c (fixed already)]
Signed-off-by: Thomas Huth <thuth@redhat.com>
2018-01-22 09:46:18 +01:00
Eric Blake
2562755ee7 maint: Fix macros with broken 'do/while(0); ' usage
The point of writing a macro embedded in a 'do { ... } while (0)'
loop (particularly if the macro has multiple statements or would
otherwise end with an 'if' statement) is so that the macro can be
used as a drop-in statement with the caller supplying the
trailing ';'.  Although our coding style frowns on brace-less 'if':
  if (cond)
    statement;
  else
    something else;
that is the classic case where failure to use do/while(0) wrapping
would cause the 'else' to pair with any embedded 'if' in the macro
rather than the intended outer 'if'.  But conversely, if the macro
includes an embedded ';', then the same brace-less coding style
would now have two statements, making the 'else' a syntax error
rather than pairing with the outer 'if'.  Thus, even though our
coding style with required braces is not impacted, ending a macro
with ';' makes our code harder to port to projects that use
brace-less styles.

The change should have no semantic impact.  I was not able to
fully compile-test all of the changes (as some of them are
examples of the ugly bit-rotting debug print statements that are
completely elided by default, and I didn't want to recompile
with the necessary -D witnesses - cleaning those up is left as a
bite-sized task for another day); I did, however, audit that for
all files touched, all callers of the changed macros DID supply
a trailing ';' at the callsite, and did not appear to be used
as part of a brace-less conditional.

Found mechanically via: $ git grep -B1 'while (0);' | grep -A1 \\\\

Signed-off-by: Eric Blake <eblake@redhat.com>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20171201232433.25193-7-eblake@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-01-16 14:54:52 +01:00
Marc-André Lureau
c3b1642b9b dump-guest-memory.py: fix "You can't do that without a process to debug"
If the script is run with a core (no running process), it produces an
error:

(gdb)  dump-guest-memory /tmp/vmcore X86_64
guest RAM blocks:
target_start     target_end       host_addr        message count
---------------- ---------------- ---------------- ------- -----
0000000000000000 00000000000a0000 00007f7935800000 added       1
00000000000a0000 00000000000b0000 00007f7934200000 added       2
00000000000c0000 00000000000ca000 00007f79358c0000 added       3
00000000000ca000 00000000000cd000 00007f79358ca000 joined      3
00000000000cd000 00000000000e8000 00007f79358cd000 joined      3
00000000000e8000 00000000000f0000 00007f79358e8000 joined      3
00000000000f0000 0000000000100000 00007f79358f0000 joined      3
0000000000100000 0000000080000000 00007f7935900000 joined      3
00000000fd000000 00000000fe000000 00007f7934200000 added       4
00000000fffc0000 0000000100000000 00007f7935600000 added       5
Python Exception <class 'gdb.error'> You can't do that without a process to debug.:
Error occurred in Python command: You can't do that without a process
to debug.

Replace the object_resolve_path_type() function call with a local
volatile variable.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
2018-01-02 14:49:54 +01:00
Philippe Mathieu-Daudé
323d7d1d99 i386/pc: move vmport.c to hw/i386/
It's a x86-only device, so it does not make sense to keep it
in the shared misc folder.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-12-18 17:07:02 +03:00
Philippe Mathieu-Daudé
0d5d8a3a90 hw/misc/pvpanic: extract public API from i386/pc to "hw/misc/pvpanic.h"
and remove the old i386/pc dependency.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-12-18 17:07:02 +03:00
Philippe Mathieu-Daudé
09db4d37d2 misc: remove old i386 dependency
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-12-18 17:07:02 +03:00
Philippe Mathieu-Daudé
c8b15f913d hw/misc/pvpanic: remove unused #include
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-12-18 17:07:02 +03:00
Ladi Prosek
3c254ab8d7 Remove empty statements
Thanks to Laszlo Ersek for spotting the double semicolon in target/i386/kvm.c

I have trivially grepped the tree for ';;' in C files.

Suggested-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-12-18 17:07:02 +03:00
Joel Stanley
b6e70d1d7f hw/arm/aspeed: Unlock SCU when running kernel
The ASPEED hardware contains a lock register for the SCU that disables
any writes to the SCU when it is locked. The machine comes up with the
lock enabled, but on all known hardware u-boot will unlock it and leave
it unlocked when loading the kernel.

This means the kernel expects the SCU to be unlocked. When booting from
an emulated ROM the normal u-boot unlock path is executed. Things don't
go well when booting using the -kernel command line, as u-boot does not
run first.

Change behaviour so that when a kernel is passed to the machine, set the
reset value of the SCU to be unlocked.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20171114122018.12204-1-joel@jms.id.au
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-11-20 13:47:49 +00:00
Marc-André Lureau
f865da7c36 build-sys: restrict vmcoreinfo to fw_cfg+dma capable targets
vmcoreinfo is built for all targets. However, it requires fw_cfg with
DMA operations support (write operation). Restrict vmcoreinfo exposure
to architectures that are supporting FW_CFG_DMA, that is arm-virt and
x86 only atm.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Daniel Henrique Barboza <danielhb@linux.vnet.ibm.com>
Tested-by: Daniel Henrique Barboza <danielhb@linux.vnet.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-11-16 17:46:53 +02:00
Marc-André Lureau
b948bb55da vmcoreinfo: put it in the 'misc' device category
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-11-16 17:46:53 +02:00
Eduardo Habkost
fd3b02c889 pci: Add INTERFACE_CONVENTIONAL_PCI_DEVICE to Conventional PCI devices
Add INTERFACE_CONVENTIONAL_PCI_DEVICE to all direct subtypes of
TYPE_PCI_DEVICE, except:

1) The ones that already have INTERFACE_PCIE_DEVICE set:

* base-xhci
* e1000e
* nvme
* pvscsi
* vfio-pci
* virtio-pci
* vmxnet3

2) base-pci-bridge

Not all PCI bridges are Conventional PCI devices, so
INTERFACE_CONVENTIONAL_PCI_DEVICE is added only to the subtypes
that are actually Conventional PCI:

* dec-21154-p2p-bridge
* i82801b11-bridge
* pbm-bridge
* pci-bridge

The direct subtypes of base-pci-bridge not touched by this patch
are:

* xilinx-pcie-root: Already marked as PCIe-only.
* pcie-pci-bridge: Already marked as PCIe-only.
* pcie-port: all non-abstract subtypes of pcie-port are already
  marked as PCIe-only devices.

3) megasas-base

Not all megasas devices are Conventional PCI devices, so the
interface names are added to the subclasses registered by
megasas_register_types(), according to information in the
megasas_devices[] array.

"megasas-gen2" already implements INTERFACE_PCIE_DEVICE, so add
INTERFACE_CONVENTIONAL_PCI_DEVICE only to "megasas".

Acked-by: Alberto Garcia <berto@igalia.com>
Acked-by: John Snow <jsnow@redhat.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-10-15 05:54:43 +03:00
Marc-André Lureau
6e43353f10 hw/misc: add vmcoreinfo device
See docs/specs/vmcoreinfo.txt for details.

"etc/vmcoreinfo" fw_cfg entry is added when using "-device vmcoreinfo".

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-10-15 05:54:40 +03:00
Mark Cave-Ayland
e451b85f1b macio: use object link between MACIO_IDE and MAC_DBDMA object
Using a standard QOM object link we can pass a reference to the MAC_DBDMA
controller to the MACIO_IDE object which removes the last external parameter
to macio_ide_register_dma().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00
Mark Cave-Ayland
0fc84331d6 macio: pass channel into MACIOIDEState via qdev property
One of the reasons macio_ide_register_dma() needs to exist is because the
channel id isn't passed into the MACIO_IDE object. Pass in the channel id
using a qdev property to remove this requirement.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00
Mark Cave-Ayland
ecba28dbf2 mac_dbdma: remove DBDMA_init() function
Instead we can now instantiate the MAC_DBDMA object directly within the
macio device. We also add the DBDMA device as a child property so that
it is possible to retrieve later.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00
Mark Cave-Ayland
1d27f351af mac_dbdma: QOMify
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00
Mark Cave-Ayland
2bb4a98f90 mac_dbdma: remove unused IO fields from DBDMAState
These fields were used to manually handle IO requests that weren't aligned
to a sector boundary before this feature was supported by the block API.

Once the block API changed to support byte-aligned IO requests, the macio
controller was switched over to use it in commit be1e343 but these fields
were accidentally left behind. Remove them, including the initialisation
in DBDMA_init().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00
Benjamin Herrenschmidt
7745388249 ppc/mac: More rework of the DBDMA emulation
This completely reworks the handling of the control register
according to my understanding of the HW and the spec.

It should (hopefully ... still testing) fix a number of issues
most notably cases of MacOS hanging.

Also update dbdma_unassigned_rw() and dbdma_unassigned_flush() to
have the expected behaviour now that flush is handled slightly
differently.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-09-27 13:05:41 +10:00
KONRAD Frederic
b9710bc911 aux-to-i2c-bridge: don't allow user to create one
This device is private and is created once per aux-bus.
So don't allow the user to create one from command-line.

Reported-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: KONRAD Frederic <frederic.konrad@adacore.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-09-26 09:06:02 +03:00
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
Thomas Huth
51af0ec9fa hw/misc/ivshmem: Fix ivshmem_recv_msg() to also work on big endian systems
The "slow" ivshmem-tests currently fail when they are running on a
big endian host:

$ uname -m
ppc64
$ V=1 QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64 tests/ivshmem-test -m slow
/x86_64/ivshmem/single: OK
/x86_64/ivshmem/hotplug: OK
/x86_64/ivshmem/memdev: OK
/x86_64/ivshmem/pair: OK
/x86_64/ivshmem/server-msi: qemu-system-x86_64:
 -device ivshmem-doorbell,chardev=chr0,vectors=2: server sent invalid ID message
Broken pipe

The problem is that the server side code in ivshmem_server_send_one_msg()
correctly translates all messages IDs into little endian 64-bit values,
but the client side code in the ivshmem_recv_msg() function does not swap
the byte order back. Fix it by passing the value through le64_to_cpu().

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1504100343-26607-1-git-send-email-thuth@redhat.com>
Tested-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
2017-09-19 18:21:33 +02:00
Alistair Francis
2ab4b13563 Convert single line fprintf(.../n) to warn_report()
Convert all the single line uses of fprintf(stderr, "warning:"..."\n"...
to use warn_report() instead. This helps standardise on a single
method of printing warnings to the user.

All of the warnings were changed using this command:
  find ./* -type f -exec sed -i \
    's|fprintf(.*".*warning[,:] \(.*\)\\n"\(.*\));|warn_report("\1"\2);|Ig' \
    {} +

Some of the lines were manually edited to reduce the line length to below
80 charecters.

The #include lines were manually updated to allow the code to compile.

Signed-off-by: Alistair Francis <alistair.francis@xilinx.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Igor Mammedov <imammedo@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Michael Roth <mdroth@linux.vnet.ibm.com>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: Aurelien Jarno <aurelien@aurel32.net>
Cc: Yongbok Kim <yongbok.kim@imgtec.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: James Hogan <james.hogan@imgtec.com> [mips]
Message-Id: <ae8f8a7f0a88ded61743dff2adade21f8122a9e7.1505158760.git.alistair.francis@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-09-19 14:09:34 +02:00
Peter Maydell
72b384f4a7 mmio-interface: Mark as not user creatable
The mmio-interface device is not something we want to allow
users to create on the command line:
 * it is intended as an implementation detail of the memory
   subsystem, which gets created and deleted by that
   subsystem on demand; it makes no sense to create it
   by hand on the command line
 * it uses a pointer property 'host_ptr' which can't be
   set on the command line

Mark the device as not user_creatable to avoid confusion.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1502807418-9994-1-git-send-email-peter.maydell@linaro.org
Reviewed-by: Thomas Huth <thuth@redhat.com>
2017-08-15 17:42:02 +01:00
Thomas Huth
a808c0865b hw/misc/mmio_interface: Return after error_setg() to avoid crash
QEMU currently abort()s if the user tries to specify the mmio_interface
device without parameters:

x86_64-softmmu/qemu-system-x86_64 -nographic -device mmio_interface
qemu-system-x86_64: /home/thuth/devel/qemu/util/error.c:57: error_setv:
 Assertion `*errp == ((void *)0)' failed.
Aborted (core dumped)

This happens because the realize function is trying to set the errp
twice in this case. After setting an error, the realize function
should immediately return instead.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-08-14 13:06:54 +03:00
Vladimir Sementsov-Ogievskiy
8908eb1a4a trace-events: fix code style: print 0x before hex numbers
The only exception are groups of numers separated by symbols
'.', ' ', ':', '/', like 'ab.09.7d'.

This patch is made by the following:

> find . -name trace-events | xargs python script.py

where script.py is the following python script:
=========================
 #!/usr/bin/env python

import sys
import re
import fileinput

rhex = '%[-+ *.0-9]*(?:[hljztL]|ll|hh)?(?:x|X|"\s*PRI[xX][^"]*"?)'
rgroup = re.compile('((?:' + rhex + '[.:/ ])+' + rhex + ')')
rbad = re.compile('(?<!0x)' + rhex)

files = sys.argv[1:]

for fname in files:
    for line in fileinput.input(fname, inplace=True):
        arr = re.split(rgroup, line)
        for i in range(0, len(arr), 2):
            arr[i] = re.sub(rbad, '0x\g<0>', arr[i])

        sys.stdout.write(''.join(arr))
=========================

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Message-id: 20170731160135.12101-5-vsementsov@virtuozzo.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2017-08-01 12:13:07 +01:00
Philippe Mathieu-Daudé
89cbc3778a hw/mps2_scc: fix incorrect properties
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170729234930.725-1-f4bug@amsat.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-07-31 13:11:56 +01:00
Philippe Mathieu-Daudé
87e0331c5a docs: fix broken paths to docs/devel/tracing.txt
With the move of some docs/ to docs/devel/ on ac06724a71,
no references were updated.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-07-31 13:12:53 +03:00
Philippe Mathieu-Daudé
b7b1e9dd6d ivshmem: fix incorrect error handling in ivshmem_recv_msg()
Screwed up in commit 3a55fc0f, v2.6.0.

If qemu_chr_fe_read_all() returns -EINTR the do {} statement continues and the
n accumulator used to complete reads upto sizeof(msg) is decremented by 4 (the
value of EINTR on Linux).
To avoid that, use simpler if() statements and continue if EINTR occured.

hw/misc/ivshmem.c:650:14: warning: Loss of sign in implicit conversion
    } while (n < sizeof(msg));
             ^

Reported-by: Clang Static Analyzer
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-07-31 13:06:38 +03:00
Peter Maydell
ab7a75b553 configure: Rename CONFIG_IVSHMEM to CONFIG_IVSHMEM_DEVICE
The current CONFIG_IVSHMEM is confusing, because it looks like it's a
flag for "do we have ivshmem support?", but actually it's a flag for
"is the ivshmem PCI device being compiled?" (and implicitly "do we
have ivshmem support?" is tested with CONFIG_EVENTFD).

Rename it to CONFIG_IVSHMEM_DEVICE to clear this confusion up;
shortly we will add a new CONFIG_IVSHMEM which really does indicate
whether the host can support ivshmem.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1500021225-4118-2-git-send-email-peter.maydell@linaro.org
2017-07-20 14:56:20 +01:00
Peter Maydell
dd73185b7d hw/misc/mps2_scc: Implement MPS2 Serial Communication Controller
Implement a model of the Serial Communication Controller (SCC) found
in MPS2 FPGA images.

The primary purpose of this device is to communicate with the
Motherboard Configuration Controller (MCC) which is located on
the MPS board itself, outside the FPGA image. This is used
for programming the MPS clock generators. The SCC also has
some basic ID registers and an output for the board LEDs.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 1500029487-14822-7-git-send-email-peter.maydell@linaro.org
2017-07-17 13:36:08 +01:00
Peter Maydell
6c6076662d * gdbstub fixes (Alex)
* IOMMU MemoryRegion subclass (Alexey)
 * Chardev hotswap (Anton)
 * NBD_OPT_GO support (Eric)
 * Misc bugfixes
 * DEFINE_PROP_LINK (minus the ARM patches - Fam)
 * MAINTAINERS updates (Philippe)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* gdbstub fixes (Alex)
* IOMMU MemoryRegion subclass (Alexey)
* Chardev hotswap (Anton)
* NBD_OPT_GO support (Eric)
* Misc bugfixes
* DEFINE_PROP_LINK (minus the ARM patches - Fam)
* MAINTAINERS updates (Philippe)

# gpg: Signature made Fri 14 Jul 2017 11:06:27 BST
# gpg:                using RSA key 0xBFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (55 commits)
  spapr_rng: Convert to DEFINE_PROP_LINK
  cpu: Convert to DEFINE_PROP_LINK
  mips_cmgcr: Convert to DEFINE_PROP_LINK
  ivshmem: Convert to DEFINE_PROP_LINK
  dimm: Convert to DEFINE_PROP_LINK
  virtio-crypto: Convert to DEFINE_PROP_LINK
  virtio-rng: Convert to DEFINE_PROP_LINK
  virtio-scsi: Convert to DEFINE_PROP_LINK
  virtio-blk: Convert to DEFINE_PROP_LINK
  qdev: Add const qualifier to PropertyInfo definitions
  qmp: Use ObjectProperty.type if present
  qdev: Introduce DEFINE_PROP_LINK
  qdev: Introduce PropertyInfo.create
  qom: enforce readonly nature of link's check callback
  translate-all: remove redundant !tcg_enabled check in dump_exec_info
  vl: fix breakage of -tb-size
  nbd: Implement NBD_INFO_BLOCK_SIZE on client
  nbd: Implement NBD_INFO_BLOCK_SIZE on server
  nbd: Implement NBD_OPT_GO on client
  nbd: Implement NBD_OPT_GO on server
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-07-14 12:16:09 +01:00
Fam Zheng
e4934bb39c mips_cmgcr: Convert to DEFINE_PROP_LINK
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170714021509.23681-19-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-07-14 12:04:43 +02:00
Fam Zheng
e9cb190ad4 ivshmem: Convert to DEFINE_PROP_LINK
Unlike the usual object_property_add_link() invocations in other
devices, ivshmem checks the "is mapped" state of the backend in addition
to qdev_prop_allow_set_link_before_realize. To convert it without
specializing DEFINE_PROP_LINK which always uses the qdev callback, move
the extra check to device realize time.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170714021509.23681-12-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-07-14 12:04:43 +02:00
Igor Mammedov
8f5d58ef2c qom: enforce readonly nature of link's check callback
link's check callback is supposed to verify/permit setting it,
however currently nothing restricts it from misusing it
and modifying target object from within.
Make sure that readonly semantics are checked by compiler
to prevent callback's misuse.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170714021509.23681-2-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-07-14 12:04:42 +02:00
Anton Nefedov
3065070153 char: avoid chardevice direct access
frontends should avoid accessing CharDriver struct where possible

Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <1499342940-56739-6-git-send-email-anton.nefedov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-07-14 11:04:33 +02:00
Anton Nefedov
81517ba37a char: add backend hotswap handler
Frontends should have an interface to setup the handler of a backend change.
The interface will be used in the next commits

Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <1499342940-56739-3-git-send-email-anton.nefedov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-07-14 11:04:33 +02:00
Peter Maydell
a309b290aa Error reporting patches for 2017-07-13
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Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2017-07-13' into staging

Error reporting patches for 2017-07-13

# gpg: Signature made Thu 13 Jul 2017 12:55:45 BST
# gpg:                using RSA key 0x3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-error-2017-07-13:
  Convert error_report*_err() to warn_report*_err()
  error: Implement the warn and free Error functions
  char-socket: Report TCP socket waiting as information
  Convert error_report() to warn_report()
  error: Functions to report warnings and informational messages
  util/qemu-error: Rename error_print_loc() to be more generic
  websock: Don't try to set *errp directly
  block: Don't try to set *errp directly
  xilinx: Fix latent error handling bug

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-07-14 09:36:40 +01:00
Alistair Francis
3dc6f86936 Convert error_report() to warn_report()
Convert all uses of error_report("warning:"... to use warn_report()
instead. This helps standardise on a single method of printing warnings
to the user.

All of the warnings were changed using these two commands:
    find ./* -type f -exec sed -i \
      's|error_report(".*warning[,:] |warn_report("|Ig' {} +

Indentation fixed up manually afterwards.

The test-qdev-global-props test case was manually updated to ensure that
this patch passes make check (as the test cases are case sensitive).

Signed-off-by: Alistair Francis <alistair.francis@xilinx.com>
Suggested-by: Thomas Huth <thuth@redhat.com>
Cc: Jeff Cody <jcody@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Lieven <pl@kamp.de>
Cc: Josh Durgin <jdurgin@redhat.com>
Cc: "Richard W.M. Jones" <rjones@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Cc: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Greg Kurz <groug@kaod.org>
Cc: Rob Herring <robh@kernel.org>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Peter Chubb <peter.chubb@nicta.com.au>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Marcel Apfelbaum <marcel@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Igor Mammedov <imammedo@redhat.com>
Cc: David Gibson <david@gibson.dropbear.id.au>
Cc: Alexander Graf <agraf@suse.de>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Cornelia Huck <cohuck@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: Greg Kurz <groug@kaod.org>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed by: Peter Chubb <peter.chubb@data61.csiro.au>
Acked-by: Max Reitz <mreitz@redhat.com>
Acked-by: Marcel Apfelbaum <marcel@redhat.com>
Message-Id: <e1cfa2cd47087c248dd24caca9c33d9af0c499b0.1499866456.git.alistair.francis@xilinx.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2017-07-13 13:49:58 +02:00
Krzysztof Kozlowski
499ca13792 hw/misc: Add Exynos4210 Pseudo Random Number Generator
Add emulation for Exynos4210 Pseudo Random Number Generator which could
work on fixed seeds or with seeds provided by True Random Number
Generator block inside the SoC.

Implement only the fixed seeds part of it in polling mode (no
interrupts).

Emulation tested with two independent Linux kernel exynos-rng drivers:
1. New kcapi-rng interface (targeting Linux v4.12),
2. Old hwrng inteface
   # echo "exynos" > /sys/class/misc/hw_random/rng_current
   # dd if=/dev/hwrng of=/dev/null bs=1 count=16

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Message-id: 20170425180609.11004-1-krzk@kernel.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: wrapped a few overlong lines; more efficient implementation
 of exynos4210_rng_seed_ready()]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-07-11 11:21:26 +01:00
Thomas Huth
24f7ca4907 hw/misc/edu: Compile the edu device as common object
edu.c does not contain any target-specific code, so we can put
it into common-obj-y to compile it only once for all targets.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1498454578-18709-8-git-send-email-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-07-04 14:39:27 +02:00
Halil Pasic
d2164ad35c vmstate: error hint for failed equal checks
In some cases a failing VMSTATE_*_EQUAL does not mean we detected a bug,
but it's actually the best we can do. Especially in these cases a verbose
error message is required.

Let's introduce infrastructure for specifying a error hint to be used if
equal check fails. Let's do this by adding a parameter to the _EQUAL
macros called _err_hint. Also change all current users to pass NULL as
last parameter so nothing changes for them.

Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com>

Message-Id: <20170623144823.42936-1-pasic@linux.vnet.ibm.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2017-06-28 11:18:44 +02:00
KONRAD Frederic
7cc2298c46 introduce mmio_interface
This introduces mmio_interface object which contains a MemoryRegion
and can be hotplugged/hotunplugged.

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2017-06-27 15:09:15 +02:00
Gabriel L. Somlo
1b8274d4f9 applesmc: fix port i/o access width
Set access width of all AppleSMC i/o regions to 1 byte, since they
all represent 8-bit-wide ports.

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Message-id: 1497639316-22202-4-git-send-email-gsomlo@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-06-23 13:35:01 +02:00
Gabriel L. Somlo
9e507d7e77 applesmc: implement error status port
As of release 10.12.4, OS X (Sierra) refuses to boot unless the
AppleSMC supports an additional I/O port, expected to provide an
error status code.

Update the [cmd|data]_write() and data_read() methods to implement
the required state machine, and add I/O region & methods to handle
access to the error port.

Originally proposed by Eric Shelton <eshelton@pobox.com> based in
part on FakeSMC (git://git.assembla.com/fakesmc.git).

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Phil Dennis-Jordan <phil@philjordan.eu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 1497639316-22202-3-git-send-email-gsomlo@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-06-23 13:35:00 +02:00
Gabriel L. Somlo
36bcd0350c applesmc: cosmetic whitespace and indentation cleanup
Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Phil Dennis-Jordan <phil@philjordan.eu>
Message-id: 1497639316-22202-2-git-send-email-gsomlo@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-06-23 13:35:00 +02:00
Peter Maydell
84e3d0725b QAPI patches for 2017-06-09
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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2017-06-09-v2' into staging

QAPI patches for 2017-06-09

# gpg: Signature made Tue 20 Jun 2017 13:31:39 BST
# gpg:                using RSA key 0x3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2017-06-09-v2: (41 commits)
  tests/qdict: check more get_try_int() cases
  console: use get_uint() for "head" property
  i386/cpu: use get_uint() for "min-level"/"min-xlevel" properties
  numa: use get_uint() for "size" property
  pnv-core: use get_uint() for "core-pir" property
  pvpanic: use get_uint() for "ioport" property
  auxbus: use get_uint() for "addr" property
  arm: use get_uint() for "mp-affinity" property
  xen: use get_uint() for "max-ram-below-4g" property
  pc: use get_uint() for "hpet-intcap" property
  pc: use get_uint() for "apic-id" property
  pc: use get_uint() for "iobase" property
  acpi: use get_uint() for "pci-hole*" properties
  acpi: use get_uint() for various acpi properties
  acpi: use get_uint() for "acpi-pcihp-io*" properties
  platform-bus: use get_uint() for "addr" property
  bcm2835_fb: use {get, set}_uint() for "vcram-size" and "vcram-base"
  aspeed: use {set, get}_uint() for "ram-size" property
  pcihp: use get_uint() for "bsel" property
  pc-dimm: make "size" property uint64
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-06-22 11:34:39 +01:00
Marc-André Lureau
07fe095452 pvpanic: use get_uint() for "ioport" property
TYPE_ISA_PVPANIC_DEVICE's property PVPANIC_IOPORT_PROP is defined with
DEFINE_PROP_UINT16().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20170607163635.17635-37-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2017-06-20 14:31:33 +02:00
Marc-André Lureau
1eb4243434 auxbus: use get_uint() for "addr" property
This is TYPE_MEMORY_REGION's property.  Its getter
memory_region_get_addr() uses visit_type_uint64().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20170607163635.17635-36-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2017-06-20 14:31:33 +02:00
Marc-André Lureau
8381d89bec ivshmem: use ram_from_fd()
Instead of having its own mmap handling code, reuse the code from
exec.c.

Note: memory_region_init_ram_from_fd() adds some restrictions
(check for xen, kvm sync-mmu, etc) and changes (such as size
alignment). This may actually be more correct.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20170602141229.15326-6-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-06-15 11:04:05 +02:00
Cédric Le Goater
fe3874b6a1 hw/misc: add a TMP42{1, 2, 3} device model
Largely inspired by the TMP105 temperature sensor, here is a model for
the TMP42{1,2,3} temperature sensors.

Specs can be found here :

	http://www.ti.com/lit/gpn/tmp421

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-id: 1496739230-32109-2-git-send-email-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2017-06-13 14:56:59 +01:00
Krzysztof Kozlowski
a14f9b8292 hw/misc/exynos4210_pmu: Add support for system poweroff
On all Exynos-based boards, the system powers down itself by driving
PS_HOLD signal low - eight bit in PS_HOLD_CONTROL register of PMU.
Handle writing to respective PMU register to fix power off failure:

    reboot: Power down
    Unable to poweroff system
    shutdown: 31 output lines suppressed due to ratelimiting
    Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000000

    CPU: 0 PID: 1 Comm: shutdown Not tainted 4.11.0-rc8 #846
    Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
    [<c031050c>] (unwind_backtrace) from [<c030ba6c>] (show_stack+0x10/0x14)
    [<c030ba6c>] (show_stack) from [<c05b2800>] (dump_stack+0x88/0x9c)
    [<c05b2800>] (dump_stack) from [<c03d3140>] (panic+0xdc/0x268)
    [<c03d3140>] (panic) from [<c0343614>] (do_exit+0xa90/0xab4)
    [<c0343614>] (do_exit) from [<c035f2dc>] (SyS_reboot+0x164/0x1d0)
    [<c035f2dc>] (SyS_reboot) from [<c0307c80>] (ret_fast_syscall+0x0/0x3c)

Additionally the initial value of PS_HOLD has to be changed because
recent Linux kernel (v4.12-rc1) uses regmap cache for this access.
When the register is kept at reset value, the kernel will not issue a
write to it.  Usually the bootloader sets the eight bit of PS_HOLD high
so mimic its existence here.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-06-13 14:56:58 +01:00
Paolo Bonzini
c25a67f0c3 edu: fix memory leak on msi_broken platforms
If msi_init fails, the thread has already been created and the
mutex/condvar are not destroyed.  Initialize everything only
after the point where pci_edu_realize cannot fail.

Reported-by: Markus Armbruster <armbru@redhat.com>
Cc: Peter Xu <peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-06-07 18:22:02 +02:00
Peter Maydell
cb8b8ef457 -----BEGIN PGP SIGNATURE-----
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Merge remote-tracking branch 'remotes/elmarco/tags/chrfe-pull-request' into staging

# gpg: Signature made Fri 02 Jun 2017 20:12:48 BST
# gpg:                using RSA key 0xDAE8E10975969CE5
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>"
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.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: 87A9 BD93 3F87 C606 D276  F62D DAE8 E109 7596 9CE5

* remotes/elmarco/tags/chrfe-pull-request:
  char: move char devices to chardev/
  char: make chr_fe_deinit() optionaly delete backend
  char: rename functions that are not part of fe
  char: move CharBackend handling in char-fe unit
  char: generalize qemu_chr_write_all()
  be-hci: use backend functions
  chardev: serial & parallel declaration to own headers
  chardev: move headers to include/chardev
  Remove/replace sysemu/char.h inclusion
  char-win: close file handle except with console
  char-win: rename hcom->file
  char-win: rename win_chr_init/poll win_chr_serial_init/poll
  char-win: remove WinChardev.len
  char-win: simplify win_chr_read()
  char: cast ARRAY_SIZE() as signed to silent warning on empty array

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-06-05 10:09:14 +01:00
Marc-André Lureau
4d43a603c7 char: move CharBackend handling in char-fe unit
Move all the frontend struct and methods to a seperate unit. This avoids
accidentally mixing backend and frontend calls, and helps with readabilty.

Make qemu_chr_replay() a macro shared by both char and char-fe.

Export qemu_chr_write(), and use a macro for qemu_chr_write_all()

(nb: yes, CharBackend is for char frontend :)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2017-06-02 11:33:53 +04:00
Marc-André Lureau
8228e353d8 chardev: move headers to include/chardev
So they are all in one place. The following patch will move serial &
parallel declarations to the respective headers.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2017-06-02 11:33:52 +04:00