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25150 commits

Author SHA1 Message Date
Eric Auger 2e8f7675b5 tpm: Separate TPM_TIS and TPM_TIS_ISA configs
Let's separate the compilation of tpm_tis_common.c from
the compilation of tpm_tis_isa.c

The common part will be also compiled along with the
tpm_tis_sysbus device.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Message-id: 20200305165149.618-5-eric.auger@redhat.com
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2020-03-05 12:18:00 -05:00
Eric Auger ac90053dcc tpm: Separate tpm_tis common functions from isa code
Move the device agnostic code into tpm_tis_common.c and
put the ISA device specific code into tpm_tis_isa.c

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Message-id: 20200305165149.618-4-eric.auger@redhat.com
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2020-03-05 12:17:53 -05:00
Eric Auger ca75c42173 tpm: Use TPMState as a common struct
As we plan to introduce a SysBus TPM TIS device, let's
make the TPMState a common struct usable by both the
ISADevice and the SysBusDevice. TPMStateISA embeds the
struct and inherits from the ISADevice.

The prototype of functions bound to be used by both
the ISA and SysBus devices is changed to take TPMState
handle.

A bunch of structs also are renamed to be specialized
for the ISA device. Besides those transformations, no
functional change is expected.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Message-id: 20200305165149.618-3-eric.auger@redhat.com
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2020-03-05 12:17:43 -05:00
Eric Auger 43bc7f84e1 tpm: rename TPM_TIS into TPM_TIS_ISA
As we plan to introduce a sysbus TPM_TIS, let's rename
TPM_TIS into TPM_TIS_ISA.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Message-id: 20200305165149.618-2-eric.auger@redhat.com
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2020-03-05 12:17:19 -05:00
Peter Maydell 104933c4a9 -----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
 
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 =jL0I
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/jasowang/tags/net-pull-request' into staging

# gpg: Signature made Tue 03 Mar 2020 10:06:06 GMT
# gpg:                using RSA key EF04965B398D6211
# gpg: Good signature from "Jason Wang (Jason Wang on RedHat) <jasowang@redhat.com>" [marginal]
# 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: 215D 46F4 8246 689E C77F  3562 EF04 965B 398D 6211

* remotes/jasowang/tags/net-pull-request: (23 commits)
  l2tpv3: fix RFC number typo in qemu-options.hx
  colo: Update Documentation for continuous replication
  net/filter.c: Add Options to insert filters anywhere in the filter list
  tests/test-replication.c: Add test for for secondary node continuing replication
  block/replication.c: Ignore requests after failover
  hw: net: cadence_gem: Fix build errors in DB_PRINT()
  NetRxPkt: fix hash calculation of IPV6 TCP
  NetRxPkt: Introduce support for additional hash types
  e1000e: Avoid hw_error if legacy mode used
  dp8393x: Don't stop reception upon RBE interrupt assertion
  dp8393x: Don't reset Silicon Revision register
  dp8393x: Always update RRA pointers and sequence numbers
  dp8393x: Clear descriptor in_use field to release packet
  dp8393x: Pad frames to word or long word boundary
  dp8393x: Use long-word-aligned RRA pointers in 32-bit mode
  dp8393x: Don't clobber packet checksum
  dp8393x: Implement packet size limit and RBAE interrupt
  dp8393x: Clear RRRA command register bit only when appropriate
  dp8393x: Update LLFA and CRDA registers from rx descriptor
  dp8393x: Have dp8393x_receive() return the packet size
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-03 12:03:59 +00:00
Peter Maydell 2ac031d171 RISC-V Patches for the 5.0 Soft Freeze, Part 3
This pull request is almost entirely an implementation of the draft hypervisor
 extension.  This extension is still in draft and is expected to have
 incompatible changes before being frozen, but we've had good luck managing
 other RISC-V draft extensions in QEMU so far.
 
 Additionally, there's a fix to PCI addressing and some improvements to the
 M-mode timer.
 
 This boots linux and passes make check for me.
 -----BEGIN PGP SIGNATURE-----
 
 iQJHBAABCgAxFiEEKzw3R0RoQ7JKlDp6LhMZ81+7GIkFAl5do3gTHHBhbG1lckBk
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 cn03WY6J3beQlw==
 =5W7J
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/palmer/tags/riscv-for-master-5.0-sf3' into staging

RISC-V Patches for the 5.0 Soft Freeze, Part 3

This pull request is almost entirely an implementation of the draft hypervisor
extension.  This extension is still in draft and is expected to have
incompatible changes before being frozen, but we've had good luck managing
other RISC-V draft extensions in QEMU so far.

Additionally, there's a fix to PCI addressing and some improvements to the
M-mode timer.

This boots linux and passes make check for me.

# gpg: Signature made Tue 03 Mar 2020 00:23:20 GMT
# gpg:                using RSA key 2B3C3747446843B24A943A7A2E1319F35FBB1889
# gpg:                issuer "palmer@dabbelt.com"
# gpg: Good signature from "Palmer Dabbelt <palmer@dabbelt.com>" [unknown]
# gpg:                 aka "Palmer Dabbelt <palmer@sifive.com>" [unknown]
# gpg:                 aka "Palmer Dabbelt <palmerdabbelt@google.com>" [unknown]
# 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: 00CE 76D1 8349 60DF CE88  6DF8 EF4C A150 2CCB AB41
#      Subkey fingerprint: 2B3C 3747 4468 43B2 4A94  3A7A 2E13 19F3 5FBB 1889

* remotes/palmer/tags/riscv-for-master-5.0-sf3: (38 commits)
  hw/riscv: Provide rdtime callback for TCG in CLINT emulation
  target/riscv: Emulate TIME CSRs for privileged mode
  riscv: virt: Allow PCI address 0
  target/riscv: Allow enabling the Hypervisor extension
  target/riscv: Add the MSTATUS_MPV_ISSET helper macro
  target/riscv: Add support for the 32-bit MSTATUSH CSR
  target/riscv: Set htval and mtval2 on execptions
  target/riscv: Raise the new execptions when 2nd stage translation fails
  target/riscv: Implement second stage MMU
  target/riscv: Allow specifying MMU stage
  target/riscv: Respect MPRV and SPRV for floating point ops
  target/riscv: Mark both sstatus and msstatus_hs as dirty
  target/riscv: Disable guest FP support based on virtual status
  target/riscv: Only set TB flags with FP status if enabled
  target/riscv: Remove the hret instruction
  target/riscv: Add hfence instructions
  target/riscv: Add Hypervisor trap return support
  target/riscv: Add hypvervisor trap support
  target/riscv: Generate illegal instruction on WFI when V=1
  target/ricsv: Flush the TLB on virtulisation mode changes
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-03 11:06:39 +00:00
Bin Meng dda8f1854b hw: net: cadence_gem: Fix build errors in DB_PRINT()
When CADENCE_GEM_ERR_DEBUG is turned on, there are several
compilation errors in DB_PRINT(). Fix them.

While we are here, update to use appropriate modifiers in
the same DB_PRINT() call.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Yuri Benditovich 2683a927ff NetRxPkt: fix hash calculation of IPV6 TCP
When requested to calculate the hash for TCPV6 packet,
ignore overrides of source and destination addresses
in in extension headers.
Use these overrides when new hash type NetPktRssIpV6TcpEx
requested.
Use this type in e1000e hash calculation for IPv6 TCP, which
should take in account overrides of the addresses.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Acked-by: Dmitry Fleytman <dmitry.fleytman@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Yuri Benditovich 33bbc05eab NetRxPkt: Introduce support for additional hash types
Add support for following hash types:
IPV6 TCP with extension headers
IPV4 UDP
IPV6 UDP
IPV6 UDP with extension headers

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Acked-by: Dmitry Fleytman <dmitry.fleytman@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Yuri Benditovich b559ea95ea e1000e: Avoid hw_error if legacy mode used
https://bugzilla.redhat.com/show_bug.cgi?id=1787142
The emulation issues hw_error if PSRCTL register
is written, for example, with zero value.
Such configuration does not present any problem when
DTYP bits of RCTL register define legacy format of
transfer descriptors. Current commit discards check
for BSIZE0 and BSIZE1 when legacy mode used.

Acked-by: Dmitry Fleytman <dmitry.fleytman@gmail.com>
Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain c2279bd0a1 dp8393x: Don't stop reception upon RBE interrupt assertion
Section 3.4.7 of the datasheet explains that,

    The RBE bit in the Interrupt Status register is set when the
    SONIC finishes using the second to last receive buffer and reads
    the last RRA descriptor. Actually, the SONIC is not truly out of
    resources, but gives the system an early warning of an impending
    out of resources condition.

RBE does not mean actual receive buffer exhaustion, and reception should
not be stopped. This is important because Linux will not check and clear
the RBE interrupt until it receives another packet. But that won't
happen if can_receive returns false. This bug causes the SONIC to become
deaf (until reset).

Fix this with a new flag to indicate actual receive buffer exhaustion.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 083e21bbdd dp8393x: Don't reset Silicon Revision register
The jazzsonic driver in Linux uses the Silicon Revision register value
to probe the chip. The driver fails unless the SR register contains 4.
Unfortunately, reading this register in QEMU usually returns 0 because
the s->regs[] array gets wiped after a software reset.

Fixes: bd8f1ebce4 ("net/dp8393x: fix hardware reset")
Suggested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 80b60673ea dp8393x: Always update RRA pointers and sequence numbers
These operations need to take place regardless of whether or not
rx descriptors have been used up (that is, EOL flag was observed).

The algorithm is now the same for a packet that was withheld as for
a packet that was not.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain d9fae13196 dp8393x: Clear descriptor in_use field to release packet
When the SONIC receives a packet into the last available descriptor, it
retains ownership of that descriptor for as long as necessary.

Section 3.4.7 of the datasheet says,

    When the system appends more descriptors, the SONIC releases ownership
    of the descriptor after writing 0000h to the RXpkt.in_use field.

The packet can now be processed by the host, so raise a PKTRX interrupt,
just like the normal case.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 350e7d9a77 dp8393x: Pad frames to word or long word boundary
The existing code has a bug where the Remaining Buffer Word Count (RBWC)
is calculated with a truncating division, which gives the wrong result
for odd-sized packets.

Section 1.4.1 of the datasheet says,

    Once the end of the packet has been reached, the serializer will
    fill out the last word (16-bit mode) or long word (32-bit mode)
    if the last byte did not end on a word or long word boundary
    respectively. The fill byte will be 0FFh.

Implement buffer padding so that buffer limits are correctly enforced.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain ea2270279b dp8393x: Use long-word-aligned RRA pointers in 32-bit mode
Section 3.4.1 of the datasheet says,

    The alignment of the RRA is confined to either word or long word
    boundaries, depending upon the data width mode. In 16-bit mode,
    the RRA must be aligned to a word boundary (A0 is always zero)
    and in 32-bit mode, the RRA is aligned to a long word boundary
    (A0 and A1 are always zero).

This constraint has been implemented for 16-bit mode; implement it
for 32-bit mode too.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain bae112b80c dp8393x: Don't clobber packet checksum
A received packet consumes pkt_size bytes in the buffer and the frame
checksum that's appended to it consumes another 4 bytes. The Receive
Buffer Address register takes the former quantity into account but
not the latter. So the next packet written to the buffer overwrites
the frame checksum. Fix this.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain ada7431527 dp8393x: Implement packet size limit and RBAE interrupt
Add a bounds check to prevent a large packet from causing a buffer
overflow. This is defensive programming -- I haven't actually tried
sending an oversized packet or a jumbo ethernet frame.

The SONIC handles packets that are too big for the buffer by raising
the RBAE interrupt and dropping them. Linux uses that interrupt to
count dropped packets.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain a3cce2825a dp8393x: Clear RRRA command register bit only when appropriate
It doesn't make sense to clear the command register bit unless the
command was actually issued.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 5b0c98fcb7 dp8393x: Update LLFA and CRDA registers from rx descriptor
Follow the algorithm given in the National Semiconductor DP83932C
datasheet in section 3.4.7:

    At the next reception, the SONIC re-reads the last RXpkt.link field,
    and updates its CRDA register to point to the next descriptor.

The chip is designed to allow the host to provide a new list of
descriptors in this way.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 9e3cd456d8 dp8393x: Have dp8393x_receive() return the packet size
This function re-uses its 'size' argument as a scratch variable.
Instead, declare a local 'size' variable for that purpose so that the
function result doesn't get messed up.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 46ffee9ad4 dp8393x: Clean up endianness hacks
According to the datasheet, section 3.4.4, "in 32-bit mode ... the SONIC
always writes long words".

Therefore, use the same technique for the 'in_use' field that is used
everywhere else, and write the full long word.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:47 +08:00
Finn Thain 3fe9a838ec dp8393x: Always use 32-bit accesses
The DP83932 and DP83934 have 32 data lines. The datasheet says,

    Data Bus: These bidirectional lines are used to transfer data on the
    system bus. When the SONIC is a bus master, 16-bit data is transferred
    on D15-D0 and 32-bit data is transferred on D31-D0. When the SONIC is
    accessed as a slave, register data is driven onto lines D15-D0.
    D31-D16 are held TRI-STATE if SONIC is in 16-bit mode. If SONIC is in
    32-bit mode, they are driven, but invalid.

Always use 32-bit accesses both as bus master and bus slave.

Force the MSW to zero in bus master mode.

This gets the Linux 'jazzsonic' driver working, and avoids the need for
prior hacks to make the NetBSD 'sn' driver work.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-03 18:04:35 +08:00
Peter Maydell c81acb643a vga: bugfixes for qxl and edid generator.
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Merge remote-tracking branch 'remotes/kraxel/tags/vga-20200302-pull-request' into staging

vga: bugfixes for qxl and edid generator.

# gpg: Signature made Mon 02 Mar 2020 09:16:28 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/vga-20200302-pull-request:
  qxl: map rom r/o
  Arithmetic error in EDID generation fixed

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-02 14:11:54 +00:00
Finn Thain 88f632fbb1 dp8393x: Mask EOL bit from descriptor addresses
The Least Significant bit of a descriptor address register is used as
an EOL flag. It has to be masked when the register value is to be used
as an actual address for copying memory around. But when the registers
are to be updated the EOL bit should not be masked.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2020-03-02 15:30:08 +08:00
Gerd Hoffmann 44b5c1ebfa qxl: map rom r/o
Map qxl rom read-only into the guest, so the guest can't tamper with the
content.  qxl has a shadow copy of the rom to deal with that, but the
shadow doesn't cover the mode list.  A privilidged user in the guest can
manipulate the mode list and that to trick qemu into oob reads, leading
to a DoS via segfault if that read access happens to hit unmapped memory.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200225055920.17261-2-kraxel@redhat.com
2020-03-02 08:24:36 +01:00
Anton V. Boyarshinov cd8fef8d4b Arithmetic error in EDID generation fixed
To calculate screen size in centimeters we should calculate:
pixels/dpi*2.54
but not
pixels*dpi/2540

Using wrong formula we actually get 65 DPI and very small fonts.

Signed-off-by: Anton V. Boyarshinov <boyarsh@altlinux.org>
Message-id: 20200226122054.366b9cda@table.localdomain
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-03-02 08:20:30 +01:00
Philippe Mathieu-Daudé ea0ac7f6f8 hw: Make MachineClass::is_default a boolean type
There's no good reason for it to be type int, change it to bool.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200207161948.15972-3-philmd@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2020-02-28 14:57:19 -05:00
Philippe Mathieu-Daudé abcbc4eeca hw: Do not initialize MachineClass::is_default to 0
The MachineClass is already zeroed on creation.

Note: The code setting is_default=0 in hw/i386/pc_piix.c is
      different (related to compat options). When adding a
      new versioned machine, we want it to be the new default,
      so we have to mark the previous one as not default.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200207161948.15972-2-philmd@redhat.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2020-02-28 14:57:19 -05:00
Peter Maydell 1904f9b5f1 hw/intc/arm_gic_kvm: Don't assume kernel can provide a GICv2
In our KVM GICv2 realize function, we try to cope with old kernels
that don't provide the device control API (KVM_CAP_DEVICE_CTRL): we
try to use the device control, and if that fails we fall back to
assuming that the kernel has the old style KVM_CREATE_IRQCHIP and
that it will provide a GICv2.

This doesn't cater for the possibility of a kernel and hardware which
only provide a GICv3, which is very common now.  On that setup we
will abort() later on in kvm_arm_pmu_set_irq() when we try to wire up
an interrupt to the GIC we failed to create:

qemu-system-aarch64: PMU: KVM_SET_DEVICE_ATTR: Invalid argument
qemu-system-aarch64: failed to set irq for PMU
Aborted

If the kernel advertises KVM_CAP_DEVICE_CTRL we should trust it if it
says it can't create a GICv2, rather than assuming it has one.  We
can then produce a more helpful error message including a hint about
the most probable reason for the failure.

If the kernel doesn't advertise KVM_CAP_DEVICE_CTRL then it is truly
ancient by this point but we might as well still fall back to a
KVM_CREATE_IRQCHIP GICv2.

With this patch then the user misconfiguration which previously
caused an abort now prints:
qemu-system-aarch64: Initialization of device kvm-arm-gic failed: error creating in-kernel VGIC: No such device
Perhaps the host CPU does not support GICv2?

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Tested-by: Andrew Jones <drjones@redhat.com>
Message-id: 20200225182435.1131-1-peter.maydell@linaro.org
2020-02-28 16:14:57 +00:00
Guenter Roeck f9c0a55da6 hw/usb/hcd-ehci-sysbus: Remove obsolete xlnx, ps7-usb class
Xilinx USB devices are now instantiated through TYPE_CHIPIDEA,
and xlnx support in the EHCI code is no longer needed.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20200215122354.13706-3-linux@roeck-us.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Guenter Roeck 616ec12d0f hw/arm/xilinx_zynq: Fix USB port instantiation
USB ports on Xilinx Zync must be instantiated as TYPE_CHIPIDEA to work.
Linux expects and checks various chipidea registers, which do not exist
with the basic ehci emulation. This patch series fixes the problem.

Without this patch, USB ports fail to instantiate under Linux.

ci_hdrc ci_hdrc.0: doesn't support host
ci_hdrc ci_hdrc.0: no supported roles

With this patch, USB ports are instantiated, and it is possible
to boot from USB drive.

ci_hdrc ci_hdrc.0: EHCI Host Controller
ci_hdrc ci_hdrc.0: new USB bus registered, assigned bus number 1
ci_hdrc ci_hdrc.0: USB 2.0 started, EHCI 1.00
usb 1-1: new full-speed USB device number 2 using ci_hdrc
usb 1-1: not running at top speed; connect to a high speed hub
usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x81 has invalid maxpacket 512, setting to 64
usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x2 has invalid maxpacket 512, setting to 64
usb-storage 1-1:1.0: USB Mass Storage device detected
scsi host0: usb-storage 1-1:1.0

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20200215122354.13706-2-linux@roeck-us.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Richard Henderson 7fbc6a403a target/arm: Add isar_feature_aa32_vfp_simd
Use this in the places that were checking ARM_FEATURE_VFP, and
are obviously testing for the existance of the register set
as opposed to testing for some particular instruction extension.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200224222232.13807-2-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Sai Pavan Boddu 25f1d9f38b cpu/arm11mpcore: Set number of GIC priority bits to 4
The GIC built into the ARM11MPCore is always implemented with 4
priority bits; set the GIC property accordingly.

Signed-off-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1582537164-764-4-git-send-email-sai.pavan.boddu@xilinx.com
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: tweaked commit message]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Sai Pavan Boddu b3df30ad2c cpu/a9mpcore: Set number of GIC priority bits to 5
All A9 CPUs have a GIC with 5 bits of priority.

Signed-off-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1582537164-764-3-git-send-email-sai.pavan.boddu@xilinx.com
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Sai Pavan Boddu 11411489da arm_gic: Mask the un-supported priority bits
The GICv2 allows the implementation to implement a variable number
of priority bits; unimplemented bits in the priority registers
are read as zeros, writes ignored. We were previously always
implementing a full 8 bits of priority, which is allowed but not
what the real hardware typically does (which is usually to have
4 or 5 bits of priority).

Add a new device property to allow the number of implemented
property bits to be specified.

Signed-off-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
Message-id: 1582537164-764-2-git-send-email-sai.pavan.boddu@xilinx.com
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: improved commit message]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Philippe Mathieu-Daudé 5df2cfbc8b hw/arm/integratorcp: Map the audio codec controller
The Linux kernel displays errors why trying to detect the PL041
audio interface:

  Linux version 4.16.0 (linus@genomnajs) (gcc version 7.2.1 20171011 (Linaro GCC 7.2-2017.11)) #142 PREEMPT Wed May 9 13:24:55 CEST 2018
  CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00093177
  CPU: VIVT data cache, VIVT instruction cache
  OF: fdt: Machine model: ARM Integrator/CP
  ...
  OF: amba_device_add() failed (-19) for /fpga/aaci@1d000000

Since we have it already modelled, simply plug it.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20200223233033.15371-2-f4bug@amsat.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Gavin Shan d8f6d15fd5 hw/arm: Use TYPE_PL011 to create serial port
This uses TYPE_PL011 when creating the serial port so that the code
looks cleaner.

Signed-off-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20200224222223.4128-1-gshan@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 16:14:57 +00:00
Peter Maydell e27d5b488e Migration pull request
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Merge remote-tracking branch 'remotes/juanquintela/tags/pull-migration-pull-request' into staging

Migration pull request

# gpg: Signature made Fri 28 Feb 2020 09:21:31 GMT
# gpg:                using RSA key 1899FF8EDEBF58CCEE034B82F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>" [full]
# gpg:                 aka "Juan Quintela <quintela@trasno.org>" [full]
# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03  4B82 F487 EF18 5872 D723

* remotes/juanquintela/tags/pull-migration-pull-request:
  savevm: Don't call colo_init_ram_cache twice
  migration/colo: wrap incoming checkpoint process into new helper
  migration: fix COLO broken caused by a previous commit
  migration/block: rename BLOCK_SIZE macro
  migration/savevm: release gslist after dump_vmstate_json
  test-vmstate: Fix memleaks in test_load_qlist
  migration/vmstate: Remove redundant statement in vmstate_save_state_v()
  multifd: Add zstd compression multifd support
  multifd: Add multifd-zstd-level parameter
  configure: Enable test and libs for zstd
  multifd: Add zlib compression multifd support
  multifd: Add multifd-zlib-level parameter
  multifd: Make no compression operations into its own structure
  migration: Add support for modules
  multifd: Add multifd-compression parameter

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 14:02:31 +00:00
Peter Maydell c12d4b60be MIPS queue for February 27th, 2020
-----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
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 =Wzvc
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/amarkovic/tags/mips-queue-feb-27-2020' into staging

MIPS queue for February 27th, 2020

# gpg: Signature made Thu 27 Feb 2020 13:20:55 GMT
# gpg:                using RSA key D4972A8967F75A65
# gpg: Good signature from "Aleksandar Markovic <amarkovic@wavecomp.com>" [full]
# Primary key fingerprint: 8526 FBF1 5DA3 811F 4A01  DD75 D497 2A89 67F7 5A65

* remotes/amarkovic/tags/mips-queue-feb-27-2020:
  tests/acceptance: Count multiple Tux logos displayed on framebuffer
  hw/mips: Use memory_region_init_rom() with read-only regions
  hw/mips/mips_int: Simplify cpu_mips_irq_init_cpu()
  MAINTAINERS: Reactivate MIPS KVM CPUs
  MAINTAINERS: Orphan MIPS KVM CPUs

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 11:19:48 +00:00
Peter Maydell 4ae046b831 Xen queue 2020-02-27
* fix for xen-block
 * fix in exec.c for migration of xen guest
 * one cleanup patch
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Merge remote-tracking branch 'remotes/aperard/tags/pull-xen-20200227' into staging

Xen queue 2020-02-27

* fix for xen-block
* fix in exec.c for migration of xen guest
* one cleanup patch

# gpg: Signature made Thu 27 Feb 2020 11:57:12 GMT
# gpg:                using RSA key F80C006308E22CFD8A92E7980CF5572FD7FB55AF
# gpg:                issuer "anthony.perard@citrix.com"
# gpg: Good signature from "Anthony PERARD <anthony.perard@gmail.com>" [marginal]
# gpg:                 aka "Anthony PERARD <anthony.perard@citrix.com>" [marginal]
# 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: 5379 2F71 024C 600F 778A  7161 D8D5 7199 DF83 42C8
#      Subkey fingerprint: F80C 0063 08E2 2CFD 8A92  E798 0CF5 572F D7FB 55AF

* remotes/aperard/tags/pull-xen-20200227:
  Memory: Only call ramblock_ptr when needed in qemu_ram_writeback
  xen-bus/block: explicitly assign event channels to an AioContext
  hw/xen/xen_pt_load_rom: Remove unused includes

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-28 10:27:34 +00:00
Juan Quintela 87dc6f5f66 multifd: Add zstd compression multifd support
Signed-off-by: Juan Quintela <quintela@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-02-28 09:25:49 +01:00
Juan Quintela 7ec2c2b3c1 multifd: Add zlib compression multifd support
Signed-off-by: Juan Quintela <quintela@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-02-28 09:24:43 +01:00
Juan Quintela 96eef04238 multifd: Add multifd-compression parameter
This will store the compression method to use.  We start with none.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

---

Rename multifd-method to multifd-compression
2020-02-28 09:24:43 +01:00
Anup Patel 5f3616ccce
hw/riscv: Provide rdtime callback for TCG in CLINT emulation
This patch extends CLINT emulation to provide rdtime callback for
TCG. This rdtime callback will be called wheneven TIME CSRs are
read in privileged modes.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
2020-02-27 13:46:37 -08:00
Bin Meng acead54c78
riscv: virt: Allow PCI address 0
When testing e1000 with the virt machine, e1000's I/O space cannot
be accessed. Debugging shows that the I/O BAR (BAR1) is correctly
written with address 0 plus I/O enable bit, but QEMU's "info pci"
shows that:

  Bus  0, device   1, function 0:
    Ethernet controller: PCI device 8086:100e
  ...
      BAR1: I/O at 0xffffffffffffffff [0x003e].
  ...

It turns out we should set pci_allow_0_address to true to allow 0
PCI address, otherwise pci_bar_address() treats such address as
PCI_BAR_UNMAPPED.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
2020-02-27 13:46:35 -08:00
Peter Maydell 430f63e250 Includes a headers update against 5.6-current.
- add missing vcpu reset functionality
 - rstfy some s390 documentation
 - fixes and enhancements
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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20200227' into staging

Includes a headers update against 5.6-current.
- add missing vcpu reset functionality
- rstfy some s390 documentation
- fixes and enhancements

# gpg: Signature made Thu 27 Feb 2020 11:50:08 GMT
# gpg:                using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF
# gpg:                issuer "cohuck@redhat.com"
# gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [marginal]
# gpg:                 aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cohuck@kernel.org>" [marginal]
# gpg:                 aka "Cornelia Huck <cohuck@redhat.com>" [marginal]
# Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0  18CE DECF 6B93 C6F0 2FAF

* remotes/cohuck/tags/s390x-20200227:
  s390x: Rename and use constants for short PSW address and mask
  docs: rstfy vfio-ap documentation
  docs: rstfy s390 dasd ipl documentation
  s390/sclp: improve special wait psw logic
  s390x: Add missing vcpu reset functions
  linux-headers: update
  target/s390x/translate: Fix RNSBG instruction

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-27 19:56:37 +00:00
Peter Maydell 8b6b68e05b virtio, pc: fixes, features
New virtio iommu.
 Unrealize memory leaks.
 In-band kick/call support.
 Bugfixes, documentation all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pc: fixes, features

New virtio iommu.
Unrealize memory leaks.
In-band kick/call support.
Bugfixes, documentation all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Thu 27 Feb 2020 08:46:33 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (30 commits)
  Fixed assert in vhost_user_set_mem_table_postcopy
  vhost-user: only set slave channel for first vq
  acpi: cpuhp: document CPHP_GET_CPU_ID_CMD command
  libvhost-user: implement in-band notifications
  docs: vhost-user: add in-band kick/call messages
  libvhost-user: handle NOFD flag in call/kick/err better
  libvhost-user-glib: use g_main_context_get_thread_default()
  libvhost-user-glib: fix VugDev main fd cleanup
  libvhost-user: implement VHOST_USER_PROTOCOL_F_REPLY_ACK
  MAINTAINERS: add virtio-iommu related files
  hw/arm/virt: Add the virtio-iommu device tree mappings
  virtio-iommu-pci: Add virtio iommu pci support
  virtio-iommu: Support migration
  virtio-iommu: Implement fault reporting
  virtio-iommu: Implement translate
  virtio-iommu: Implement map/unmap
  virtio-iommu: Implement attach/detach command
  virtio-iommu: Decode the command payload
  virtio-iommu: Add skeleton
  virtio: gracefully handle invalid region caches
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-02-27 19:15:15 +00:00
Philippe Mathieu-Daudé 3fab7f2311 hw/mips: Use memory_region_init_rom() with read-only regions
This commit was produced with the Coccinelle script
scripts/coccinelle/memory-region-housekeeping.cocci.

Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <20200224205533.23798-8-philmd@redhat.com>
2020-02-27 14:18:47 +01:00
Philippe Mathieu-Daudé 0009b4f32e hw/mips/mips_int: Simplify cpu_mips_irq_init_cpu()
Since commit d8ed887bdc, the cpu_mips_irq_request handler takes
a pointer to MIPSCPU in its opaque argument.  Directly pass the
cpu pointer.

Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <20200221162011.26383-1-philmd@redhat.com>
2020-02-27 14:18:31 +01:00