[PULL v4 00/43] (Mostly) x86 changes for 2021-09-06

[Paolo Bonzini]

The following changes since commit f9128631fbeb40a55f7bc145397981c963d40909:

  Merge remote-tracking branch 
'remotes/stefanha-gitlab/tags/block-pull-request' into staging (2021-09-07 
13:24:43 +0100)

are available in the Git repository at:

  https://gitlab.com/bonzini/qemu.git tags/for-upstream

for you to fetch changes up to 3b942628231462c56c883a6273cf137d2a382f8f:

  ebpf: only include in system emulators (2021-09-08 08:07:04 +0200)

----------------------------------------------------------------
* SGX support (Sean, Yang)
* vGIF and vVMLOAD/VMSAVE support (Lara)
* Fix LA57 support in TCG (Daniel)
* Avoid pointless warnings for static user-only compilation (Thomas)
* Fix --disable-system compilation if libbpf is found
* target-i386.rst restructuring

----------------------------------------------------------------
v3->v4: added docs changes and build system bugfixes

Daniel P. Berrangé (1):
      target/i386: add missing bits to CR4_RESERVED_MASK

Lara Lazier (7):
      target/i386: VMRUN and VMLOAD canonicalizations
      target/i386: Added VGIF feature
      target/i386: Moved int_ctl into CPUX86State structure
      target/i386: Added VGIF V_IRQ masking capability
      target/i386: Added ignore TPR check in ctl_has_irq
      target/i386: Added changed priority check for VIRQ
      target/i386: Added vVMLOAD and vVMSAVE feature

Paolo Bonzini (6):
      fw_cfg: add etc/msr_feature_control
      docs: standardize book titles to === with overline
      docs: standardize directory index to --- with overline
      docs/system: standardize man page sections to --- with overline
      docs/system: move x86 CPU configuration to a separate document
      ebpf: only include in system emulators

Sean Christopherson (21):
      memory: Add RAM_PROTECTED flag to skip IOMMU mappings
      hostmem: Add hostmem-epc as a backend for SGX EPC
      i386: Add 'sgx-epc' device to expose EPC sections to guest
      vl: Add sgx compound properties to expose SGX EPC sections to guest
      i386: Add primary SGX CPUID and MSR defines
      i386: Add SGX CPUID leaf FEAT_SGX_12_0_EAX
      i386: Add SGX CPUID leaf FEAT_SGX_12_0_EBX
      i386: Add SGX CPUID leaf FEAT_SGX_12_1_EAX
      i386: Add get/set/migrate support for SGX_LEPUBKEYHASH MSRs
      i386: Add feature control MSR dependency when SGX is enabled
      i386: Update SGX CPUID info according to hardware/KVM/user input
      i386: kvm: Add support for exposing PROVISIONKEY to guest
      i386: Propagate SGX CPUID sub-leafs to KVM
      Adjust min CPUID level to 0x12 when SGX is enabled
      hw/i386/fw_cfg: Set SGX bits in feature control fw_cfg accordingly
      hw/i386/pc: Account for SGX EPC sections when calculating device memory
      i386/pc: Add e820 entry for SGX EPC section(s)
      i386: acpi: Add SGX EPC entry to ACPI tables
      q35: Add support for SGX EPC
      i440fx: Add support for SGX EPC
      docs/system: Add SGX documentation to the system manual

Thomas Huth (1):
      meson.build: Do not look for VNC-related libraries if have_system is not 
set

Yang Zhong (7):
      qom: Add memory-backend-epc ObjectOptions support
      hostmem-epc: Add the reset interface for EPC backend reset
      sgx-epc: Add the reset interface for sgx-epc virt device
      sgx-epc: Avoid bios reset during sgx epc initialization
      hostmem-epc: Make prealloc consistent with qemu cmdline during reset
      Kconfig: Add CONFIG_SGX support
      sgx-epc: Add the fill_device_info() callback support

 backends/hostmem-epc.c                   | 118 ++++++++++++++
 backends/meson.build                     |   1 +
 configs/devices/i386-softmmu/default.mak |   1 +
 docs/about/index.rst                     |   3 +-
 docs/devel/index.rst                     |   3 +-
 docs/index.rst                           |   1 +
 docs/interop/index.rst                   |   3 +-
 docs/specs/index.rst                     |   3 +-
 docs/system/cpu-models-x86.rst.inc       |   4 +-
 docs/system/i386/cpu.rst                 |   1 +
 docs/system/i386/sgx.rst                 | 165 +++++++++++++++++++
 docs/system/index.rst                    |   3 +-
 docs/system/qemu-block-drivers.rst       |   4 +
 docs/system/qemu-cpu-models.rst          |  10 +-
 docs/system/qemu-manpage.rst             |  10 +-
 docs/system/target-i386.rst              |   9 +-
 docs/tools/index.rst                     |   3 +-
 docs/tools/qemu-img.rst                  |   1 +
 docs/tools/qemu-nbd.rst                  |   1 +
 docs/tools/qemu-pr-helper.rst            |   1 +
 docs/tools/qemu-storage-daemon.rst       |   1 +
 docs/tools/qemu-trace-stap.rst           |   1 +
 docs/user/index.rst                      |   3 +-
 ebpf/meson.build                         |   2 +-
 hw/i386/Kconfig                          |   5 +
 hw/i386/acpi-build.c                     |  22 +++
 hw/i386/fw_cfg.c                         |  10 +-
 hw/i386/meson.build                      |   2 +
 hw/i386/pc.c                             |  15 +-
 hw/i386/pc_piix.c                        |   4 +
 hw/i386/pc_q35.c                         |   3 +
 hw/i386/sgx-epc.c                        | 265 +++++++++++++++++++++++++++++++
 hw/i386/sgx-stub.c                       |  13 ++
 hw/i386/sgx.c                            |  84 ++++++++++
 hw/i386/x86.c                            |  29 ++++
 hw/nvram/fw_cfg.c                        |   1 +
 hw/vfio/common.c                         |   1 +
 include/exec/memory.h                    |  15 +-
 include/hw/i386/pc.h                     |   8 +
 include/hw/i386/sgx-epc.h                |  67 ++++++++
 include/hw/i386/x86.h                    |   1 +
 meson.build                              |   2 +-
 monitor/hmp-cmds.c                       |  10 ++
 qapi/machine.json                        |  52 +++++-
 qapi/qom.json                            |  19 +++
 qemu-options.hx                          |  10 +-
 softmmu/memory.c                         |   5 +
 softmmu/physmem.c                        |   3 +-
 target/i386/cpu.c                        | 199 +++++++++++++++++++++--
 target/i386/cpu.h                        |  39 +++++
 target/i386/kvm/kvm.c                    |  75 +++++++++
 target/i386/kvm/kvm_i386.h               |   2 +
 target/i386/machine.c                    |  42 ++++-
 target/i386/svm.h                        |   8 +
 target/i386/tcg/seg_helper.c             |   2 +-
 target/i386/tcg/sysemu/excp_helper.c     |   2 +-
 target/i386/tcg/sysemu/misc_helper.c     |  11 +-
 target/i386/tcg/sysemu/svm_helper.c      | 121 +++++++++-----
 58 files changed, 1418 insertions(+), 81 deletions(-)
 create mode 100644 backends/hostmem-epc.c
 create mode 100644 docs/system/i386/cpu.rst
 create mode 100644 docs/system/i386/sgx.rst
 create mode 100644 hw/i386/sgx-epc.c
 create mode 100644 hw/i386/sgx-stub.c
 create mode 100644 hw/i386/sgx.c
 create mode 100644 include/hw/i386/sgx-epc.h
-- 
2.31.1