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505 commits

Author SHA1 Message Date
Markus Armbruster 28fa7133b8 ide: Fix bootindex for bus_id > 9
We identify devices by their Open Firmware device paths.  The encoding
of bus numbers is incorrect: idebus_get_fw_dev_path() formats them in
decimal, while SeaBIOS uses hexadecimal.  With bus number > 9, SeaBIOS
will miss the bootindex (lucky case), or apply it to another device
(unlucky case).

Bug can't bite right now: ich9-ahci has six ports, and the sysbus-ahci
created by Calxeda Highbank has just one.

Fix it anyway, by changing %d to %x.

I couldn't find an Open Firmware spec covering this.  For what it's
worth, OVMF agrees with SeaBIOS.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-29 10:46:57 +01:00
Peter Maydell a6aebb38ba SCSI patches include bug fixes from Fam and Peter, improved error
reporting from Fam and a fix for DPRINTF bitrot.  Memory patches try
 again to initialize name from the QOM name.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

SCSI patches include bug fixes from Fam and Peter, improved error
reporting from Fam and a fix for DPRINTF bitrot.  Memory patches try
again to initialize name from the QOM name.

# gpg: Signature made Thu 28 Aug 2014 15:10:31 BST using RSA key ID 9B4D86F2
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream:
  memory: Lazy init name from QOM name as needed
  xen: hvm: Abstract away memory region name ref
  xen-hvm: Constify string
  virtio-scsi: Report error if num_queues is 0 or too large
  scsi-generic: remove superfluous DPRINTF avoid to break compiling
  block/iscsi: fix memory corruption on iscsi resize
  scsi-bus: Convert DeviceClass init to realize
  block: Pass errp in blkconf_geometry

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-08-28 17:08:13 +01:00
Fam Zheng 5ff5efb46c block: Pass errp in blkconf_geometry
This allows us to pass error information to caller.

Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-26 13:20:44 +02:00
Markus Armbruster d4df3dbc02 block: Drop some superfluous casts from void *
They clutter the code.  Unfortunately, I can't figure out how to make
Coccinelle drop all of them, so I have to settle for common special
cases:

    @@
    type T;
    T *pt;
    void *pv;
    @@
    - pt = (T *)pv;
    + pt = pv;
    @@
    type T;
    @@
    - (T *)
      (\(g_malloc\|g_malloc0\|g_realloc\|g_new\|g_new0\|g_renew\|
	 g_try_malloc\|g_try_malloc0\|g_try_realloc\|
	 g_try_new\|g_try_new0\|g_try_renew\)(...))

Topped off with minor manual style cleanups.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-08-20 11:51:28 +02:00
Markus Armbruster 5839e53bbc block: Use g_new() & friends where that makes obvious sense
g_new(T, n) is neater than g_malloc(sizeof(T) * n).  It's also safer,
for two reasons.  One, it catches multiplication overflowing size_t.
Two, it returns T * rather than void *, which lets the compiler catch
more type errors.

Patch created with Coccinelle, with two manual changes on top:

* Add const to bdrv_iterate_format() to keep the types straight

* Convert the allocation in bdrv_drop_intermediate(), which Coccinelle
  inexplicably misses

Coccinelle semantic patch:

    @@
    type T;
    @@
    -g_malloc(sizeof(T))
    +g_new(T, 1)
    @@
    type T;
    @@
    -g_try_malloc(sizeof(T))
    +g_try_new(T, 1)
    @@
    type T;
    @@
    -g_malloc0(sizeof(T))
    +g_new0(T, 1)
    @@
    type T;
    @@
    -g_try_malloc0(sizeof(T))
    +g_try_new0(T, 1)
    @@
    type T;
    expression n;
    @@
    -g_malloc(sizeof(T) * (n))
    +g_new(T, n)
    @@
    type T;
    expression n;
    @@
    -g_try_malloc(sizeof(T) * (n))
    +g_try_new(T, n)
    @@
    type T;
    expression n;
    @@
    -g_malloc0(sizeof(T) * (n))
    +g_new0(T, n)
    @@
    type T;
    expression n;
    @@
    -g_try_malloc0(sizeof(T) * (n))
    +g_try_new0(T, n)
    @@
    type T;
    expression p, n;
    @@
    -g_realloc(p, sizeof(T) * (n))
    +g_renew(T, p, n)
    @@
    type T;
    expression p, n;
    @@
    -g_try_realloc(p, sizeof(T) * (n))
    +g_try_renew(T, p, n)

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-08-20 11:51:28 +02:00
Peter Maydell 0e4a773705 SCSI changes that enable sending vendor-specific commands via virtio-scsi.
Memory changes for QOMification and automatic tracking of MR lifetime.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

SCSI changes that enable sending vendor-specific commands via virtio-scsi.

Memory changes for QOMification and automatic tracking of MR lifetime.

# gpg: Signature made Mon 18 Aug 2014 13:03:09 BST using RSA key ID 9B4D86F2
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream:
  mtree: remove write-only field
  memory: Use canonical path component as the name
  memory: Use memory_region_name for name access
  memory: constify memory_region_name
  exec: Abstract away ref to memory region names
  loader: Abstract away ref to memory region names
  tpm_tis: remove instance_finalize callback
  memory: remove memory_region_destroy
  memory: convert memory_region_destroy to object_unparent
  ioport: split deletion and destruction
  nic: do not destroy memory regions in cleanup functions
  vga: do not dynamically allocate chain4_alias
  sysbus: remove unused function sysbus_del_io
  qom: object: move unparenting to the child property's release callback
  qom: object: delete properties before calling instance_finalize
  virtio-scsi: implement parse_cdb
  scsi-block, scsi-generic: implement parse_cdb
  scsi-block: extract scsi_block_is_passthrough
  scsi-bus: introduce parse_cdb in SCSIDeviceClass and SCSIBusInfo
  scsi-bus: prepare scsi_req_new for introduction of parse_cdb

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-08-19 13:00:57 +01:00
Paolo Bonzini 469b046ead memory: remove memory_region_destroy
The function is empty after the previous patch, so remove it.

Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-08-18 12:06:21 +02:00
Michael Tokarev d66168ed68 ide: only constrain read/write requests to drive size, not other types
Commit 58ac321135 introduced a check to ide dma processing which
constrains all requests to drive size.  However, apparently, some
valid requests (like TRIM) does not fit in this constraint, and
fails in 2.1.  So check the range only for reads and writes.

Cc: qemu-stable@nongnu.org
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:14 +01:00
Kevin Wolf f7f3ff1da0 ide: Fix segfault when flushing a device that doesn't exist
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:13 +01:00
Mark Cave-Ayland 271dddd133 cmd646: synchronise UDMA interrupt status with DMA interrupt status
Make sure that both registers are synchronised when being accessed through
PCI configuration space.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:13 +01:00
Mark Cave-Ayland 1d113ef874 cmd646: allow MRDMODE interrupt status bits clearing from PCI config space
Make sure that we also update the normal DMA interrupt status bits at the
same time, and alter the IRQ if being cleared accordingly.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:13 +01:00
Mark Cave-Ayland dab91a1e13 cmd646: switch cmd646_update_irq() to accept PCIDevice instead of PCIIDEState
This is in preparation for adding configuration space accessors which accept
PCIDevice as a parameter.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:13 +01:00
Mark Cave-Ayland 5bbc0a703d cmd646: synchronise DMA interrupt status with UDMA interrupt status
Make sure that the standard DMA interrupt status bits reflect any changes made
to the UDMA interrupt status bits. The CMD646U2 datasheet claims that these
bits are equivalent, and they must be synchronised for guests that manipulate
both registers.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:13 +01:00
Mark Cave-Ayland 58f16a7b47 cmd646: add constants for CNTRL register access
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:13 +01:00
Paolo Bonzini 088415202b ahci: construct PIO Setup FIS for PIO commands
PIO commands should put a PIO Setup FIS in the receive area when data
transfer ends.  Currently QEMU does not do this and only places the
D2H FIS at the end of the operation.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini c7e73adb48 ide: make all commands go through cmd_done
AHCI has code to fill in the D2H FIS trigger the IRQ all over the place.
Centralize this in a single cmd_done callback by generalizing the existing
async_cmd_done callback.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 08ee9e3368 ide: stop PIO transfer on errors
This will provide a hook for sending the result of the command via the
FIS receive area.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 1f88f77348 ahci: remove duplicate PORT_IRQ_* constants
These are defined twice, just use one set consistently.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini fd648f10af ide: move retry constants out of BM_STATUS_* namespace
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 7e2648df86 ide: move BM_STATUS bits to pci.[ch]
They are not used by AHCI, and should not be even available there.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 0e7ce54cf5 ide: fold add_status callback into set_inactive
It is now called only after the set_inactive callback.  Put the two together.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 0def37baf9 ide: remove wrong setting of BM_STATUS_INT
Similar to the case removed in commit 69c38b8 (ide/core: Remove explicit
setting of BM_STATUS_INT, 2011-05-19), the only remaining use of
add_status(..., BM_STATUS_INT) is for short PRDs.  The flag should
not be raised in this case.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 4855b57639 ide: wrap start_dma callback
Make it optional and prepare for the next patches.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 446351236b ide: simplify start_transfer callbacks
Drop the unused return value and make the callback optional.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini c039cb1e5a ide: simplify async_cmd_done callbacks
Drop the unused return value.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 829b933b70 ide: simplify set_inactive callbacks
Drop the unused return value and make the callback optional.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 1374bec063 ide: simplify reset callbacks
Drop the unused return value and make the callback optional.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Paolo Bonzini 69f72a2221 ide: stash aiocb for flushes
This ensures that operations are completed after a reset

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-08-15 18:03:12 +01:00
Markus Armbruster 58ac321135 ide: Treat read/write beyond end as invalid
The block layer fails such reads and writes just fine.  However, they
then get treated like valid operations that fail: the error action
gets executed.  Unwanted; reporting the error to the guest is the only
sensible action.

Reject them before passing them to the block layer.  This bypasses the
error action and I/O accounting.  Not quite correct for DMA, because
DMA can fail after some success, and when that happens, the part that
succeeded isn't counted.  Tolerable, because I/O accounting is an
inconsistent mess anyway.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-07-14 12:03:21 +02:00
Le Tan 5a18e67dfd ahci: map memory via device's address space instead of address_space_memory
In map_page() in hw/ide/ahci.c, replace cpu_physical_memory_map() and
cpu_physical_memory_unmap() with dma_memory_map() and dma_memory_unmap(),
because ahci devices should not access memory directly but via their address
space. Add an AddressSpace parameter to map_page(). In order to call
map_page(), we should pass the AHCIState.as as the AddressSpace argument.

Signed-off-by: Le Tan <tamlokveer@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-07-07 10:22:43 +02:00
Reza Jelveh d02f8adc6d ahci.c: mask unused flags when reading size PRDT DBC
The data byte count(DBC) read from the description information is defined for
bits 21:00. Bits 30:22 are reserved and bit 31 is the Interrupt on Completion
(I) flag.

Completion interrupts are triggered after every transaction instead of on
I-flag in QEMU. tbl_entry_size is a signed integer and improperly reading the
DBC leads to a negative offset that causes sglist allocation to fail.

Signed-off-by: Reza Jelveh <reza.jelveh@tuhh.de>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-07-07 09:15:29 +02:00
Andreas Färber f3c7d0389f hw: Fix qemu_allocate_irqs() leaks
Replace qemu_allocate_irqs(foo, bar, 1)[0]
with qemu_allocate_irq(foo, bar, 0).

This avoids leaking the dereferenced qemu_irq *.

Cc: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andreas Färber <afaerber@suse.de>
[PC Changes:
 * Applied change to instance in sh4/sh7750.c
]
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Kirill Batuzov <batuzovk@ispras.ru>
[AF: Fix IRQ index in sh4/sh7750.c]
Cc: qemu-stable@nongnu.org
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-06-30 21:13:30 +02:00
Wenchao Xia a589569f2f qapi: adjust existing defines
In order to let event defines use existing types later, instead of
redefine new ones, some old type defines for spice and vnc are changed,
and BlockErrorAction is moved from block.h to qapi schema. Note that
BlockErrorAction is not merged with BlockdevOnError.

At this point, VncInfo is not made a child of VncBasicInfo, because
VncBasicInfo has mandatory fields where VncInfo makes them optional.

Signed-off-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:01:25 -04:00
Peter Maydell af44da87e9 Patch queue for ppc - 2014-06-16
This pull request brings a lot of fun things. Among others we have
 
   - e500: u-boot firmware support
   - sPAPR: magic page enablement
   - sPAPR: add "compat" CPU option to support older guests
   - sPAPR: refactorings in preparation for VFIO
   - POWER8 live migration
   - mac99: expose bus frequency
   - little endian core dump, gdb and disas support
   - new ppc64le-linux-user target
   - DFP emulation
   - bug fixes
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Merge remote-tracking branch 'remotes/agraf/tags/signed-ppc-for-upstream' into staging

Patch queue for ppc - 2014-06-16

This pull request brings a lot of fun things. Among others we have

  - e500: u-boot firmware support
  - sPAPR: magic page enablement
  - sPAPR: add "compat" CPU option to support older guests
  - sPAPR: refactorings in preparation for VFIO
  - POWER8 live migration
  - mac99: expose bus frequency
  - little endian core dump, gdb and disas support
  - new ppc64le-linux-user target
  - DFP emulation
  - bug fixes

# gpg: Signature made Mon 16 Jun 2014 12:28:32 BST using RSA key ID 03FEDC60
# gpg: Can't check signature: public key not found

* remotes/agraf/tags/signed-ppc-for-upstream: (156 commits)
  spapr_pci: Advertise MSI quota
  PPC: KVM: Make pv hcall endian agnostic
  powerpc: use float64 for frsqrte
  spapr: Add kvm-type property
  spapr: Create SPAPRMachine struct
  linux-user: Tell guest about big host page sizes
  spapr_hcall: Add address-translation-mode-on-interrupt resource in H_SET_MODE
  spapr_hcall: Split h_set_mode()
  target-ppc: Enable DABRX SPR and limit it to <=POWER7
  target-ppc: Enable PPR and VRSAVE SPRs migration
  target-ppc: Add POWER8's Event Based Branch (EBB) control SPRs
  KVM: target-ppc: Enable TM state migration
  target-ppc: Add POWER8's TM SPRs
  target-ppc: Add POWER8's MMCR2/MMCRS SPRs
  target-ppc: Enable FSCR facility check for TAR
  target-ppc: Add POWER8's FSCR SPR
  target-ppc: Add POWER8's TIR SPR
  target-ppc: Refactor class init for POWER7/8
  target-ppc: Switch POWER7/8 classes to use correct PMU SPRs
  target-ppc: Make use of gen_spr_power5p_lpar() for POWER7/8
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-16 18:26:21 +01:00
Peter Maydell 84219c5a21 Block pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Block pull request

# gpg: Signature made Mon 16 Jun 2014 12:22:22 BST using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/block-pull-request: (39 commits)
  QemuOpts: cleanup tmp 'allocated' member from QemuOptsList
  cleanup QEMUOptionParameter
  vpc.c: replace QEMUOptionParameter with QemuOpts
  vmdk.c: replace QEMUOptionParameter with QemuOpts
  vhdx.c: replace QEMUOptionParameter with QemuOpts
  vdi.c: replace QEMUOptionParameter with QemuOpts
  ssh.c: replace QEMUOptionParameter with QemuOpts
  sheepdog.c: replace QEMUOptionParameter with QemuOpts
  rbd.c: replace QEMUOptionParameter with QemuOpts
  raw_bsd.c: replace QEMUOptionParameter with QemuOpts
  raw-win32.c: replace QEMUOptionParameter with QemuOpts
  raw-posix.c: replace QEMUOptionParameter with QemuOpts
  qed.c: replace QEMUOptionParameter with QemuOpts
  qcow2.c: replace QEMUOptionParameter with QemuOpts
  QemuOpts: export qemu_opt_find
  qcow.c: replace QEMUOptionParameter with QemuOpts
  nfs.c: replace QEMUOptionParameter with QemuOpts
  iscsi.c: replace QEMUOptionParameter with QemuOpts
  gluster.c: replace QEMUOptionParameter with QemuOpts
  cow.c: replace QEMUOptionParameter with QemuOpts
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-16 12:27:47 +01:00
Alexander Graf 3e300fa6ad macio ide: Do remainder access asynchronously
The macio IDE controller has some pretty nasty magic in its implementation to
allow for unaligned sector accesses. We used to handle these accesses
synchronously inside the IO callback handler.

However, the block infrastructure changed below our feet and now it's impossible
to call a synchronous block read/write from the aio callback handler of a
previous block access.

Work around that limitation by making the unaligned handling bits also go
through our asynchronous handler.

This fixes booting Mac OS X for me.

Reported-by: John Arbuckle <programmingkidx@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
2014-06-16 13:24:38 +02:00
Mark Cave-Ayland 85720d3667 macio: handle non-block ATAPI DMA transfers
Currently the macio DMA routines assume that all DMA requests are for read/write
block transfers. This is not always the case for ATAPI, for example when
requesting a TOC where the response is generated directly in the IDE buffer.

Detect these non-block ATAPI DMA transfers (where no lba is specified in the
command) and copy the results directly into RAM as indicated by the DBDMA
descriptor. This fixes CDROM access under MorphOS.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Alexander Graf <agraf@suse.de>
2014-06-16 13:24:36 +02:00
Markus Armbruster ae60e8e378 blockdev: Remove unused DriveInfo reference count
It's always one since commit fa510eb dropped the last drive_get_ref().

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-06-16 17:23:19 +08:00
Juan Quintela d49805aeea savevm: Remove all the unneeded version_minimum_id_old (x86)
After previous Peter patch, they are redundant.  This way we don't
assign them except when needed.  Once there, there were lots of case
where the ".fields" indentation was wrong:

     .fields = (VMStateField []) {
and
     .fields =      (VMStateField []) {

Change all the combinations to:

     .fields = (VMStateField[]){

The biggest problem (appart from aesthetics) was that checkpatch complained
when we copy&pasted the code from one place to another.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Acked-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
2014-06-16 04:55:26 +02:00
Juan Quintela 35d08458a9 savevm: Remove all the unneeded version_minimum_id_old (rest)
After previous Peter patch, they are redundant.  This way we don't
assign them except when needed.  Once there, there were lots of case
where the ".fields" indentation was wrong:

     .fields = (VMStateField []) {
and
     .fields =      (VMStateField []) {

Change all the combinations to:

     .fields = (VMStateField[]){

The biggest problem (appart from aesthetics) was that checkpatch complained
when we copy&pasted the code from one place to another.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-14 15:24:51 +02:00
Michael S. Tsirkin ae2158ad6c ahci: fix buffer overrun on invalid state load
CVE-2013-4526

Within hw/ide/ahci.c, VARRAY refers to ports which is also loaded.  So
we use the old version of ports to read the array but then allow any
value for ports.  This can cause the code to overflow.

There's no reason to migrate ports - it never changes.
So just make sure it matches.

Reported-by: Anthony Liguori <anthony@codemonkey.ws>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-05-05 22:15:02 +02:00
Peter Maydell ee25595f01 hw/ide/ahci.c: Avoid shift left into sign bit
Add U suffix to avoid shifting left into the sign bit, which
is undefined behaviour.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-04-18 10:33:36 +04:00
Benoît Canet 940973ae0b ide: Correct improper smart self test counter reset in ide core.
The SMART self test counter was incorrectly being reset to zero,
not 1. This had the effect that on every 21st SMART EXECUTE OFFLINE:
 * We would write off the beginning of a dynamically allocated buffer
 * We forgot the SMART history
Fix this.

Signed-off-by: Benoit Canet <benoit@irqsave.net>
Message-id: 1397336390-24664-1-git-send-email-benoit.canet@irqsave.net
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Cc: qemu-stable@nongnu.org
Acked-by: Kevin Wolf <kwolf@redhat.com>
[PMM: tweaked commit message as per suggestions from Markus]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-04-14 13:23:53 +01:00
Stefan Weil 06ab66cfab hw/ide: Add missing 'static' attributes
This fixes a warning from the static code analysis (smatch).

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-03-27 19:22:48 +04:00
Rob Herring bd16430777 ahci: fix sysbus support
Non-PCI AHCI support is broken due to assertion failures when trying
to convert AHCIState to a PCIDevice pointer as AHCIState can have
different container structs. Fix this by using the non-asserting object
cast and checking the returned pointer is not NULL.

The AddressSpace pointer is also being initialized to NULL and causing
dma_memory_map call to fail. Fix this by initializing to
address_space_memory for sysbus instances.

Also correct AHCI_VMSTATE to use the correct container SysbusAHCIState
for sysbus instances.

Signed-off-by: Rob Herring <rob.herring@linaro.org>
Message-id: 1392073373-3295-1-git-send-email-robherring2@gmail.com
[PMM: added linebreaks to fix overlong lines]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-03-18 19:36:13 +00:00
Peter Maydell 2c02f88780 hw/ide/ahci.h: Avoid shifting left into sign bit
Add 'U' suffixes to avoid undefined behaviour shifting left into
the signed bit of a signed integer type. Clang's sanitizer will
warn about this:

 hw/ide/ahci.c:1210:27: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-03-07 11:29:21 +01:00
Stefano Stabellini 15e8159e76 Call pci_piix3_xen_ide_unplug from unplug_disks
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
2014-02-20 17:28:08 +00:00
Peter Maydell 61e8a92364 QOM infrastructure fixes and device conversions
* QTest cleanups and test cases for PCI NICs
 * NAND fix for "info qtree"
 * Cleanup and extension of QOM machine tests
 * IndustryPack test cases and conversion to QOM realize
 * I2C cleanups
 * Cleanups of legacy qdev properties
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Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-peter' into staging

QOM infrastructure fixes and device conversions

* QTest cleanups and test cases for PCI NICs
* NAND fix for "info qtree"
* Cleanup and extension of QOM machine tests
* IndustryPack test cases and conversion to QOM realize
* I2C cleanups
* Cleanups of legacy qdev properties

# gpg: Signature made Mon 17 Feb 2014 22:15:37 GMT using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/qom-devices-for-peter: (49 commits)
  qtest: Include system headers before user headers
  qapi: Refine human printing of sizes
  qdev: Use QAPI type names for properties
  qdev: Add enum property types to QAPI schema
  block: Handle "rechs" and "large" translation options
  qdev: Remove hex8/32/64 property types
  qdev: Remove most legacy printers
  qdev: Use human mode in "info qtree"
  qapi: Add human mode to StringOutputVisitor
  qdev: Inline qdev_prop_parse()
  qdev: Legacy properties are just strings
  qdev: Legacy properties are now read-only
  qdev: Remove legacy parsers for hex8/32/64
  qdev: Sizes are now parsed by StringInputVisitor
  qapi: Add size parser to StringInputVisitor
  qtest: Don't segfault with invalid -qtest option
  ipack: Move IndustryPack out of hw/char/
  ipoctal232: QOM parent field cleanup
  ipack: QOM parent field cleanup for IPackDevice
  ipack: QOM parent field cleanup for IPackBus
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-02-20 13:05:48 +00:00
Paolo Bonzini c7bcc85d66 qdev: Remove hex8/32/64 property types
Replace them with uint8/32/64.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-02-14 21:12:04 +01:00
Igor Mammedov 2897ae0267 qdev:pci: refactor PCIDevice to use generic "hotpluggable" property
Get rid of PCIDevice specific PCIDeviceClass.no_hotplug and use
generic DeviceClass.hotpluggable field instead.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-02-10 10:26:56 +02:00