Commit graph

8524 commits

Author SHA1 Message Date
Bernhard Beschow
fd1deb5301 hw/arm/fsl-imx8mp: Add PCIe support
Linux checks for the PLLs in the PHY to be locked, so implement a model
emulating that.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-9-shentey@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 17:02:34 +00:00
Bernhard Beschow
a81193c3e9 hw/arm/fsl-imx8mp: Add USDHC storage controllers
The USDHC emulation allows for running real-world images such as those generated
by Buildroot. Convert the board documentation accordingly instead of running a
Linux kernel with ephemeral storage.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-8-shentey@gmail.com
[PMM: drop 'static const' from usdhc_table[] for GCC 7.5]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 17:02:16 +00:00
Bernhard Beschow
487967bed6 hw/arm/fsl-imx8mp: Add SNVS
SNVS contains an RTC which allows Linux to deal correctly with time. This is
particularly useful when handling persistent storage which will be done in the
next patch.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-7-shentey@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 17:02:14 +00:00
Bernhard Beschow
86c2dff955 hw/arm/fsl-imx8mp: Implement clock tree
Fixes quite a few stack traces during the Linux boot process. Also provides the
clocks for devices added later, e.g. enet1.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-6-shentey@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 17:02:00 +00:00
Bernhard Beschow
a4eefc69b2 hw/arm: Add i.MX 8M Plus EVK board
As a first step, implement the bare minimum: CPUs, RAM, interrupt controller,
serial. All other devices of the A53 memory map are represented as
TYPE_UNIMPLEMENTED_DEVICE, i.e. the whole memory map is provided. This allows
for running Linux without it crashing due to invalid memory accesses.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-5-shentey@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: drop 'static const' from serial_table[] definition to avoid
 compile failure on GCC 7.5]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 15:32:58 +00:00
Bernhard Beschow
faa2150a52 hw/pci-host/designware: Prevent device attachment on internal PCIe root bus
On the real device, the PCIe root bus is only connected to a PCIe bridge and
does not allow for direct attachment of devices. Doing so in QEMU results in no
PCI devices being detected by Linux. Instead, PCI devices should plug into the
secondary PCIe bus spawned by the internal PCIe bridge.

Unfortunately, QEMU defaults to plugging devices into the PCIe root bus. To work
around this, every PCI device created on the command line needs an extra
`bus=dw-pcie` option which is error prone. Fix that by marking the PCIe root bus
as full which makes QEMU decend into the child PCIe bus.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-3-shentey@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 15:32:58 +00:00
Bernhard Beschow
b513766ee9 hw/usb/hcd-dwc3: Align global registers size with Linux
While at it add missing GUSB2RHBCTL register as found in i.MX 8M Plus reference
manual.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-id: 20250223114708.1780-2-shentey@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-25 15:32:58 +00:00
Alireza Sanaee
47fc56f36d i386/cpu: add has_caches flag to check smp_cache configuration
Add has_caches flag to SMPCompatProps, which helps in avoiding
extra checks for every single layer of caches in x86 (and ARM in
future).

Signed-off-by: Alireza Sanaee <alireza.sanaee@huawei.com>
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Link: https://lore.kernel.org/r/20250110145115.1574345-6-zhao1.liu@intel.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2025-02-25 16:18:12 +01:00
Bibo Mao
db369c11c9 target/loongarch: Enable virtual extioi feature
Feature virtual extioi is loongArch virt machine property rather than
vCPU property in qemu side. However it is vCPU property in KVM kernel
side, here add loongArch virt machine property checking and enable virt
extioi feature when vCPU is created.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
2025-02-25 16:05:31 +08:00
Peter Maydell
db0dd33559 hw/mips/boston: Support dumpdtb monitor commands
The boston machine doesn't set MachineState::fdt to the DTB blob that
it has loaded or created, which means that the QMP/HMP dumpdtb
monitor commands don't work.

Setting MachineState::fdt is easy in the non-FIT codepath: we can
simply do so immediately before loading the DTB into guest memory.
The FIT codepath is a bit more awkward as currently the FIT loader
throws away the memory that the FDT was in after it loads it into
guest memory.  So we add a void *pfdt argument to load_fit() for it
to store the FDT pointer into.

There is some readjustment required of the pointer handling in
loader-fit.c, so that it applies 'const' only where it should (e.g.
the data pointer we get back from fdt_getprop() is const, because
it's into the middle of the input FDT data, but the pointer that
fit_load_image_alloc() should not be const, because it's freshly
allocated memory that the caller can change if it likes).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20250206151214.2947842-5-peter.maydell@linaro.org
2025-02-24 15:03:42 +00:00
Peter Maydell
3c25f487bc hw/openrisc: Support monitor dumpdtb command
The openrisc machines don't set MachineState::fdt to point to their
DTB blob.  This means that although the command line '-machine
dumpdtb=file.dtb' option works, the equivalent QMP and HMP monitor
commands do not, but instead produce the error "This machine doesn't
have a FDT".

Set MachineState::fdt in openrisc_load_fdt(), when we write it to
guest memory.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20250206151214.2947842-3-peter.maydell@linaro.org
2025-02-24 15:03:42 +00:00
Stefan Hajnoczi
b69801dd6b virtio,pc,pci: features, fixes, cleanups
Features:
 
 SR-IOV emulation for pci
 virtio-mem-pci support for s390
 interleave support for cxl
 big endian support for vdpa svq
 new QAPI events for vhost-user
 
 Also vIOMMU reset order fixups are in.
 Fixes, cleanups all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pc,pci: features, fixes, cleanups

Features:

SR-IOV emulation for pci
virtio-mem-pci support for s390
interleave support for cxl
big endian support for vdpa svq
new QAPI events for vhost-user

Also vIOMMU reset order fixups are in.
Fixes, cleanups all over the place.

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

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* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (41 commits)
  docs/devel/reset: Document reset expectations for DMA and IOMMU
  hw/vfio/common: Add a trace point in vfio_reset_handler
  hw/arm/smmuv3: Move reset to exit phase
  hw/i386/intel-iommu: Migrate to 3-phase reset
  hw/virtio/virtio-iommu: Migrate to 3-phase reset
  vhost-user-snd: correct the calculation of config_size
  net: vhost-user: add QAPI events to report connection state
  hw/virtio/virtio-nsm: Respond with correct length
  vdpa: Fix endian bugs in shadow virtqueue
  MAINTAINERS: add more files to `vhost`
  cryptodev/vhost: allocate CryptoDevBackendVhost using g_mem0()
  vhost-iova-tree: Update documentation
  vhost-iova-tree, svq: Implement GPA->IOVA & partial IOVA->HVA trees
  vhost-iova-tree: Implement an IOVA-only tree
  amd_iommu: Use correct bitmask to set capability BAR
  amd_iommu: Use correct DTE field for interrupt passthrough
  hw/virtio: reset virtio balloon stats on machine reset
  mem/cxl_type3: support 3, 6, 12 and 16 interleave ways
  hw/mem/cxl_type3: Ensure errp is set on realization failure
  hw/mem/cxl_type3: Fix special_ops memory leak on msix_init_exclusive_bar() failure
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2025-02-22 05:06:39 +08:00
Daniel P. Berrangé
1456e90653 hw/virtio: reset virtio balloon stats on machine reset
When a machine is first booted, all virtio balloon stats are initialized
to their default value -1 (18446744073709551615 when represented as
unsigned).

They remain that way while the firmware is loading, and early phase of
guest OS boot, until the virtio-balloon driver is activated. Thereafter
the reported stats reflect the guest OS activity.

When a machine reset is performed, however, the virtio-balloon stats are
left unchanged by QEMU, despite the guest OS no longer updating them,
nor indeed even still existing.

IOW, the mgmt app keeps getting stale stats until the guest OS starts
once more and loads the virtio-balloon driver (if ever). At that point
the app will see a discontinuity in the reported values as they sudden
jump from the stale value to the new value. This jump is indigituishable
from a valid data update.

While there is an "last-updated" field to report on the freshness of
the stats, that does not unambiguously tell the mgmt app whether the
stats are still conceptually relevant to the current running workload.

It is more conceptually useful to reset the stats to their default
values on machine reset, given that the previous guest workload the
stats reflect no longer exists. The mgmt app can now clearly identify
that there are is no stats information available from the current
executing workload.

The 'last-updated' time is also reset back to 0.

IOW, on every machine reset, the virtio stats are in the same clean
state they were when the macine first powered on.

A functional test is added to validate this behaviour with a real
world guest OS.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20250204094202.2183262-1-berrange@redhat.com>
Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2025-02-21 07:18:42 -05:00
Li Zhijian
8f90a54cfa hw/cxl: Introduce CXL_T3_MSIX_VECTOR enumeration
Introduce the `CXL_T3_MSIX_VECTOR` enumeration to specify MSIX vector
assignments specific to the Type 3 (T3) CXL device.

The primary goal of this change is to encapsulate the MSIX vector uses
that are unique to the T3 device within an enumeration, improving code
readability and maintenance by avoiding magic numbers. This organizational
change allows for more explicit references to each vector’s role, thereby
reducing the potential for misconfiguration.

It also modified `mailbox_reg_init_common` to accept the `msi_n` parameter,
reflecting the new MSIX vector setup.

This pertains to the T3 device privately; other endpoints should refrain from
using it, despite its public accessibility to all of them.

Signed-off-by: Li Zhijian <lizhijian@fujitsu.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-Id: <20250203161908.145406-2-Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2025-02-21 07:18:42 -05:00
Akihiko Odaki
f9efcd4711 pcie_sriov: Register VFs after migration
pcie_sriov doesn't have code to restore its state after migration, but
igb, which uses pcie_sriov, naively claimed its migration capability.

Add code to register VFs after migration and fix igb migration.

Fixes: 3a977deebe ("Intrdocue igb device emulation")
Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-Id: <20250116-reuse-v20-11-7cb370606368@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2025-02-20 18:23:19 -05:00
Akihiko Odaki
5e7dd17e43 pcie_sriov: Remove num_vfs from PCIESriovPF
num_vfs is not migrated so use PCI_SRIOV_CTRL_VFE and PCI_SRIOV_NUM_VF
instead.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-Id: <20250116-reuse-v20-10-7cb370606368@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2025-02-20 18:23:19 -05:00
Akihiko Odaki
cab1398a60 pcie_sriov: Reuse SR-IOV VF device instances
Disable SR-IOV VF devices by reusing code to power down PCI devices
instead of removing them when the guest requests to disable VFs. This
allows to realize devices and report VF realization errors at PF
realization time.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-Id: <20250116-reuse-v20-8-7cb370606368@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2025-02-20 18:23:19 -05:00
Akihiko Odaki
3391d68e90 pcie_sriov: Ensure VF addr does not overflow
pci_new() aborts when creating a VF with addr >= PCI_DEVFN_MAX.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-Id: <20250116-reuse-v20-7-7cb370606368@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2025-02-20 18:23:19 -05:00
Hao Wu
7e70eb3cad hw/arm: Add NPCM845 Evaluation board
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-17-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
ae0c4d1a12 hw/arm: Add NPCM8XX SoC
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250219184609.1839281-16-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
3d107d36f9 hw/net: Add NPCM8XX PCS Module
The PCS exists in NPCM8XX's GMAC1 and is used to control the SGMII
PHY. This implementation contains all the default registers and
the soft reset feature that are required to load the Linux kernel
driver. Further features have not been implemented yet.

Signed-off-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250219184609.1839281-15-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
4e67d50dea hw/misc: Support NPCM8XX CLK Module Registers
NPCM8XX adds a few new registers and have a different set of reset
values to the CLK modules. This patch supports them.

This patch doesn't support the new clock values generated by these
registers. Currently no modules use these new clock values so they
are not necessary at this point.
Implementation of these clocks might be required when implementing
these modules.

Reviewed-by: Titus Rwantare <titusr@google.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-14-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
cf76c4e174 hw/misc: Add nr_regs and cold_reset_values to NPCM CLK
These 2 values are different between NPCM7XX and NPCM8XX
CLKs. So we add them to the class and assign different values
to them.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-13-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
ca6d6a94f4 hw/misc: Move NPCM7XX CLK to NPCM CLK
A lot of NPCM7XX and NPCM8XX CLK modules share the same code,
this commit moves the NPCM7XX CLK to NPCM CLK for these
properties.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-12-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
c8283b0f4a hw/misc: Rename npcm7xx_clk to npcm_clk
NPCM7XX and NPCM8XX have a different set of CLK registers. This
commit changes the name of the clk files to be used by both
NPCM7XX and NPCM8XX CLK modules.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-11-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:22 +00:00
Hao Wu
0ad46bbb56 hw/misc: Store DRAM size in NPCM8XX GCR Module
NPCM8XX boot block stores the DRAM size in SCRPAD_B register in GCR
module. Since we don't simulate a detailed memory controller, we
need to store this information directly similar to the NPCM7XX's
INCTR3 register.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-9-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:21 +00:00
Hao Wu
d9ffb75f2a hw/misc: Add support for NPCM8XX GCR
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-8-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:21 +00:00
Hao Wu
8ca2021b9d hw/misc: Add nr_regs and cold_reset_values to NPCM GCR
These 2 values are different between NPCM7XX and NPCM8XX
GCRs. So we add them to the class and assign different values
to them.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-7-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:21 +00:00
Hao Wu
c99064e637 hw/misc: Move NPCM7XX GCR to NPCM GCR
A lot of NPCM7XX and NPCM8XX GCR modules share the same code,
this commit moves the NPCM7XX GCR to NPCM GCR for these
properties.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-6-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:21 +00:00
Hao Wu
506af2330c hw/misc: Rename npcm7xx_gcr to npcm_gcr
NPCM7XX and NPCM8XX have a different set of GCRs and the GCR module
needs to fit both. This commit changes the name of the GCR module.
Future commits will add the support for NPCM8XX GCRs.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Message-id: 20250219184609.1839281-5-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 15:22:19 +00:00
Hao Wu
e9be8467b4 hw/ssi: Make flash size a property in NPCM7XX FIU
This allows different FIUs to have different flash sizes, useful
in NPCM8XX which has multiple different sized FIU modules.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@linaro.org>
Message-id: 20250219184609.1839281-4-wuhaotsh@google.com
[PMM: flash_size must be a uint64_t to build on 32-bit hosts]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-20 14:20:29 +00:00
Philippe Mathieu-Daudé
4ec96630f9 hw/qdev-properties-system: Introduce EndianMode QAPI enum
Introduce the EndianMode type and the DEFINE_PROP_ENDIAN() macros.
Endianness can be BIG, LITTLE or unspecified (default).

Reviewed-by: Thomas Huth <thuth@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250213122217.62654-2-philmd@linaro.org>
2025-02-16 14:33:39 +01:00
Philippe Mathieu-Daudé
cdc8d7cada hw/boards: Rename no_sdcard -> auto_create_sdcard
Invert the 'no_sdcard' logic, renaming it as the more explicit
"auto_create_sdcard". Machines are supposed to create a SD Card
drive when this flag is set. In many cases it doesn't make much
sense (as boards don't expose SD Card host controller), but this
is patch only aims to expose that nonsense; so no logical change
intended (mechanical patch using gsed).

Most of the changes are:

  -    mc->no_sdcard = ON_OFF_AUTO_OFF;
  +    mc->auto_create_sdcard = true;

Except in
 . hw/core/null-machine.c
 . hw/arm/xilinx_zynq.c
 . hw/s390x/s390-virtio-ccw.c
where the disabled option is manually removed (since default):

  -    mc->no_sdcard = ON_OFF_AUTO_ON;
  +    mc->auto_create_sdcard = false;
  -    mc->auto_create_sdcard = false;

and in system/vl.c we change the 'default_sdcard' type to boolean.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20250204200934.65279-4-philmd@linaro.org>
2025-02-16 14:25:08 +01:00
Philippe Mathieu-Daudé
e3660f60dc hw/boards: Convert no_sdcard flag to OnOffAuto tri-state
MachineClass::no_sdcard is initialized as false by default.
To catch all uses, convert it to a tri-state, having the
current default (false) becoming AUTO.

No logical change intended.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20250204200934.65279-2-philmd@linaro.org>
2025-02-16 14:25:08 +01:00
Philippe Mathieu-Daudé
250e797cea hw/xen: Have legacy Xen backend inherit from DYNAMIC_SYS_BUS_DEVICE
Because the legacy Xen backend devices can optionally be plugged on the
TYPE_PLATFORM_BUS_DEVICE, have it inherit TYPE_DYNAMIC_SYS_BUS_DEVICE.
Remove the implicit TYPE_XENSYSDEV instance_size.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alexander Graf <graf@amazon.com>
Tested-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Bernhard Beschow <shentey@gmail.com>
Message-Id: <20250125181343.59151-10-philmd@linaro.org>
2025-02-16 14:25:08 +01:00
Philippe Mathieu-Daudé
47dfd350fb hw/sysbus: Introduce TYPE_DYNAMIC_SYS_BUS_DEVICE
Some TYPE_SYS_BUS_DEVICEs can be optionally dynamically
plugged on the TYPE_PLATFORM_BUS_DEVICE.
Rather than sometimes noting that with comment around
the 'user_creatable = true' line in each DeviceRealize
handler, introduce an abstract TYPE_DYNAMIC_SYS_BUS_DEVICE
class.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alexander Graf <graf@amazon.com>
Reviewed-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
Message-Id: <20250125181343.59151-4-philmd@linaro.org>
2025-02-16 14:25:07 +01:00
Zhao Liu
f32352ff9e i386/fw_cfg: move hpet_cfg definition to hpet.c
HPET device needs to access and update hpet_cfg variable, but now it is
defined in hw/i386/fw_cfg.c and Rust code can't access it.

Move hpet_cfg definition to hpet.c (and rename it to hpet_fw_cfg). This
allows Rust HPET device implements its own global hpet_fw_cfg variable,
and will further reduce the use of unsafe C code access and calls in the
Rust HPET implementation.

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Link: https://lore.kernel.org/r/20250210030051.2562726-2-zhao1.liu@intel.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2025-02-13 12:51:32 +01:00
Stefan Hajnoczi
de278e54ae loongarch queue
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Merge tag 'pull-loongarch-20250212' of https://gitlab.com/bibo-mao/qemu into staging

loongarch queue

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# gpg: Signature made Tue 11 Feb 2025 22:08:14 EST
# gpg:                using EDDSA key 0D8642A3A2659F80B0B3D1A41F7B0C1251ACE7D1
# gpg: Good signature from "bibo mao <maobibo@loongson.cn>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
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* tag 'pull-loongarch-20250212' of https://gitlab.com/bibo-mao/qemu:
  hw/loongarch/virt: CPU irq line connection improvement
  hw/loongarch/virt: Remove unused ipistate
  hw/loongarch/virt: Set iocsr address space when CPU is created
  hw/loongarch/virt: Add separate file for fdt building
  hw/loongarch/virt: Rename function prefix name
  hw/loongarch/virt: Rename filename acpi-build with virt-acpi-build

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2025-02-12 09:16:36 -05:00
Bibo Mao
456739ce43 hw/loongarch/virt: CPU irq line connection improvement
Interrupt controller extioi and ipi connect to CPU with irq line method.
With command -smp x, -device la464-loongarch-cpu, smp.cpus is not
accurate for all possible CPU objects, possible_cpu_arch_ids() is used.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
2025-02-12 10:05:22 +08:00
Bibo Mao
3754f985a8 hw/loongarch/virt: Add separate file for fdt building
Similiar with virt-acpi-build.c, file virt-fdt-build.c is added here.
And move functions relative with fdt table building to the file.

It is only code movement and there is no function change.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2025-02-12 09:52:26 +08:00
Bibo Mao
e733b473b8 hw/loongarch/virt: Rename function prefix name
Replace function prefix name loongarch_xxx with virt_xxx in file
virt-acpi-build.c

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2025-02-12 09:51:27 +08:00
Cédric Le Goater
80936cf7f3 vfio: Introduce vfio_get_vfio_device()
This helper will be useful in the listener handlers to extract the
VFIO device from a memory region using memory_region_owner(). At the
moment, we only care for PCI passthrough devices. If the need arises,
we will add more.

Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250206131438.1505542-5-clg@redhat.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
2025-02-11 14:15:19 +01:00
Stefan Hajnoczi
4f1d018512 target-arm queue:
* Deprecate pxa2xx CPUs, iwMMXt emulation, -old-param option
  * Drop unused AArch64DecodeTable typedefs
  * Minor code cleanups
  * hw/net/cadence_gem:  Fix the mask/compare/disable-mask logic
  * linux-user: Do not define struct sched_attr if libc headers do
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Merge tag 'pull-target-arm-20250210' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * Deprecate pxa2xx CPUs, iwMMXt emulation, -old-param option
 * Drop unused AArch64DecodeTable typedefs
 * Minor code cleanups
 * hw/net/cadence_gem:  Fix the mask/compare/disable-mask logic
 * linux-user: Do not define struct sched_attr if libc headers do

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 # gpg:                issuer "peter.maydell@linaro.org"
 # gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
 # gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
 # gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]
 # gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [unknown]
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* tag 'pull-target-arm-20250210' of https://git.linaro.org/people/pmaydell/qemu-arm:
  linux-user: Do not define struct sched_attr if libc headers do
  qemu-options: Deprecate -old-param command line option
  hw/net/cadence_gem:  Fix the mask/compare/disable-mask logic
  hw/cpu/arm: Declare CPU QOM types using DEFINE_TYPES() macro
  hw/cpu/arm: Alias 'num-cpu' property on TYPE_REALVIEW_MPCORE
  hw/arm/fsl-imx7: Add local 'mpcore/gic' variables
  hw/arm/fsl-imx6ul: Add local 'mpcore/gic' variables
  hw/arm/fsl-imx6: Add local 'mpcore/gic' variables
  hw/arm/boot: Propagate vCPU to arm_load_dtb()
  target/arm: Drop unused AArch64DecodeTable typedefs
  tests/tcg/arm: Remove test-arm-iwmmxt test
  target/arm: deprecate the pxa2xx CPUs and iwMMXt emulation

Conflicts:
- The iwMMXt deprecation notice conflicted with the 32-bit host
  operating system deprecation notice. Add both notices.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2025-02-10 13:22:07 -05:00
Philippe Mathieu-Daudé
cbb95d4968 hw/arm/boot: Propagate vCPU to arm_load_dtb()
In heterogeneous setup the first vCPU might not be
the one expected, better pass it explicitly.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20250130112615.3219-2-philmd@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-02-07 16:09:18 +00:00
Helge Deller
5bef80106f hw/pci-host/astro: Add LMMIO range support
Each Astro on 64-bit machines supports up to four LMMIO regions.
Those regions are used by graphic cards and other PCI devices which
need to map huge memory areas. The LMMIO regions are configured and
set up by SeaBIOS-hppa and then used as-is by the operating systems
(Linux, HP-UX).

With this addition it's now possible to add other PCI graphic
cards on the command line, e.g. with "-device ati-vga".

Signed-off-by: Helge Deller <deller@gmx.de>
2025-02-04 22:57:34 +01:00
Stefan Hajnoczi
f65f326113 Misc HW patches
- Remove uses of &first_cpu in rx-gdbsim and loongson3_virt machines (Philippe)
 - Convert few legacy qemu_allocate_irqs to qemu_init_irqs (Philippe)
 - Add tracing events in i2c-echo device (Titus)
 - Fix debug format string in USB EHCI (Zoltan)
 - Rework loader API to remove its target_words_bigendian() call (Philippe)
 - QOMify OMAP MMC device (Peter)
 - Remove legacy SD Card APIs (Peter)
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Merge tag 'hw-misc-20250131' of https://github.com/philmd/qemu into staging

Misc HW patches

- Remove uses of &first_cpu in rx-gdbsim and loongson3_virt machines (Philippe)
- Convert few legacy qemu_allocate_irqs to qemu_init_irqs (Philippe)
- Add tracing events in i2c-echo device (Titus)
- Fix debug format string in USB EHCI (Zoltan)
- Rework loader API to remove its target_words_bigendian() call (Philippe)
- QOMify OMAP MMC device (Peter)
- Remove legacy SD Card APIs (Peter)

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# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* tag 'hw-misc-20250131' of https://github.com/philmd/qemu: (36 commits)
  hw/sd: Remove unused SDState::enable
  hw/sd: Remove unused legacy functions, stop killing mammoths
  hw/sd: Remove unused 'enable' method from SDCardClass
  hw/sd/omap_mmc: Untabify
  hw/sd/omap_mmc: Remove unused coverswitch qemu_irq
  hw/arm/omap1: Inline creation of MMC
  hw/sd/omap_mmc: Use similar API for "wire up omap_clk" to other OMAP devices
  hw/sd/omap_mmc: Convert to SDBus API
  hw/sd/omap_mmc: Convert output qemu_irqs to gpio and sysbus IRQ APIs
  hw/sd/omap_mmc: Convert remaining 'struct omap_mmc_s' uses to OMAPMMCState
  hw/sd/omap_mmc: Do a minimal conversion to QDev
  hw/loader: Pass ELFDATA endian order argument to load_elf()
  hw/loader: Pass ELFDATA endian order argument to load_elf_as()
  hw/loader: Pass ELFDATA endian order argument to load_elf_ram_sym()
  hw/loader: Clarify local variable name in load_elf_ram_sym()
  hw/loader: Remove unused load_elf_ram()
  hw/avr/boot: Replace load_elf_ram_sym() -> load_elf_as()
  hw/usb/hcd-ehci: Fix debug printf format string
  hw/misc/i2c-echo: add tracing
  hw/char/pci-multi: Convert legacy qemu_allocate_irqs to qemu_init_irq
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2025-02-02 11:09:03 -05:00
Peter Maydell
bda21477f5 hw/sd: Remove unused legacy functions, stop killing mammoths
The sdcard_legacy.h header defines function prototypes for the "legacy"
SD card API, which was used by non-qdevified SD controller models.
We've now converted the only remaining non-qdev SD controller, so
we can drop the legacy API.

Entirely unused functions:
  sd_init(), sd_set_cb(), sd_enable()

Functions which now become static inside sd.c (they are the
underlying implementations of methods on SDCardClass):
  sd_do_command(), sd_write_byte(), sd_read_byte()

Removal of sd_init() means that we can also remove the
me_no_qdev_me_kill_mammoth_with_rocks flag, the codepaths that were
only reachable when it was set, and the inserted_cb and readonly_cb
qemu_irq lines that went with that.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20250128104519.3981448-11-peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2025-01-31 19:36:44 +01:00
Peter Maydell
08726e8259 hw/sd: Remove unused 'enable' method from SDCardClass
The SDCardClass has an 'enable' method, but nothing actually invokes it.
The underlying implementation is sd_enable(), which is documented
in sdcard_legacy.h as something that should not be used and was only
present for the benefit of the now-removed nseries boards. Unlike
all the other method pointers in SDCardClass, this one doesn't have
an sdbus_foo() function wrapper in hw/sd/core.c.

Remove the unused method.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20250128104519.3981448-10-peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2025-01-31 19:36:44 +01:00
Peter Maydell
3102d81fc7 hw/sd/omap_mmc: Use similar API for "wire up omap_clk" to other OMAP devices
The approach we've settled on for handling the omap_clk wiring for
OMAP devices converted to QDev is to have a function omap_foo_set_clk()
whose implementation just sets the field directly in the device's
state struct. (See the "TODO" comment near the top of omap.h.)
Make omap_mmc do the same.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20250128104519.3981448-6-peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2025-01-31 19:36:44 +01:00
Peter Maydell
0c90811231 hw/sd/omap_mmc: Convert to SDBus API
Convert the OMAP MMC controller to the new SDBus API:
 * the controller creates an SDBus bus
 * instead of sd_foo functions on the SDState object, call
   sdbus_foo functions on the SDBus
 * the board code creates a proper TYPE_SD_CARD object and attaches
   it to the controller's SDBus, instead of the controller creating
   a card directly via sd_init() that never gets attached to any bus
 * because the SD card object is on a bus, it gets reset automatically
   by the "traverse the qbus tree resetting things" code, and we don't
   need to manually reset the card from the controller reset function

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20250128104519.3981448-5-peter.maydell@linaro.org>
[PMD: Include "hw/sd/sd.h" instead of "hw/sd/sdcard_legacy.h",
      create bus in omap_mmc_initfn() instead of omap_mmc_realize()]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2025-01-31 19:36:44 +01:00