[PATCH 00/31] Add Loongarch softmmu support.

[Xiaojuan Yang <yangxiaojuan@loongson.cn>]

This series patch add softmmu support for LoongArch.
Base on the linux-user emulation support V7 patch.

The latest kernel:
  * https://github.com/loongson/linux/tree/loongarch-next
The manual:
  * https://github.com/loongson/LoongArch-Documentation/releases/tag/2021.10.11

Patch 1 Add a readme for code download and supply binary for test.
Patch 2-3 define CSR registers and set the init/reset value.
Patch 4-5 Add cpu related functions.
Patch 6-12 Add Privileged instruction simulation used by LoongArch.
Patch 13 Emulate a virt pci host based on the LoongArch 7A1000.
Patch 14 Emulate a virt 3a5000 board different from host.
Patch 15-20 Emulate the interrupt controller used by the virt board.
Patch 21-22 Add devices used by the board.
Patch 23-25 Add bios and smbios support needed for the start.
Patch 26 Add a simple acpi model.
Patch 27 Enable mttcg mode.
Patch 28-29 Support for numa more than 4 cpus.
Patch 30-31 Add some functions for debug.

Xiaojuan Yang (31):
  target/loongarch: Upate the README for the softmmu.
  target/loongarch: Add CSR registers definition
  target/loongarch: Set default csr values.
  target/loongarch: Add basic vmstate description of CPU.
  target/loongarch: Implement qmp_query_cpu_definitions()
  target/loongarch: Add mmu support for Loongarch CPU.
  target/loongarch: Add loongarch csr/iocsr instruction support
  target/loongarch: Add tlb instruction support
  target/loongarch: Add other core instructions support
  target/loongarch: Add loongarch interrupt and exception handle
  target/loongarch: Add stabletimer support
  target/loongarch: Add timer related instructions support.
  hw/pci-host: Add ls7a1000 PCIe Host bridge support for Loongson
    Platform
  hw/loongarch: Add a virt loongarch 3A5000 board support
  hw/loongarch: Add loongarch cpu interrupt support(CPUINTC)
  hw/loongarch: Add loongarch ipi interrupt support(IPI)
  hw/intc: Add loongarch ls7a interrupt controller support(PCH-PIC)
  hw/intc: Add loongarch ls7a msi interrupt controller support(PCH-MSI)
  hw/intc: Add loongarch extioi interrupt controller(EIOINTC)
  hw/loongarch: Add irq hierarchy for the system
  hw/loongarch: Add some devices support for 3A5000.
  hw/loongarch: Add loongarch ls7a rtc device support
  hw/loongarch: Add default bios startup support.
  hw/loongarch: Add -kernel and -initrd options support
  hw/loongarch: Add loongarch smbios support
  hw/loongarch: Add loongarch acpi support
  hw/loongarch: Add mttcg mode support
  hw/loongarch: use machine->possible_cpus for storing possible topology
    info
  hw/loongarch: Add numa support.
  target/loongarch: Add gdb support.
  target/loongarch: Add privilege instructions diassembly

 .../devices/loongarch64-softmmu/default.mak   |   3 +
 configs/targets/loongarch64-softmmu.mak       |   4 +
 disas/loongarch.c                             | 173 ++++
 gdb-xml/loongarch-base64.xml                  |  43 +
 gdb-xml/loongarch-fpu64.xml                   |  57 ++
 hw/Kconfig                                    |   1 +
 hw/acpi/Kconfig                               |   4 +
 hw/acpi/ls7a.c                                | 351 +++++++
 hw/acpi/meson.build                           |   1 +
 hw/intc/Kconfig                               |  12 +
 hw/intc/loongarch_extioi.c                    | 589 +++++++++++
 hw/intc/loongarch_pch_msi.c                   |  74 ++
 hw/intc/loongarch_pch_pic.c                   | 284 ++++++
 hw/intc/meson.build                           |   3 +
 hw/loongarch/Kconfig                          |  22 +
 hw/loongarch/acpi-build.c                     | 661 +++++++++++++
 hw/loongarch/fw_cfg.c                         |  34 +
 hw/loongarch/fw_cfg.h                         |  16 +
 hw/loongarch/ipi.c                            | 147 +++
 hw/loongarch/loongarch_int.c                  |  62 ++
 hw/loongarch/ls3a5000_virt.c                  | 638 ++++++++++++
 hw/loongarch/meson.build                      |   7 +
 hw/meson.build                                |   1 +
 hw/pci-host/Kconfig                           |   4 +
 hw/pci-host/ls7a.c                            | 224 +++++
 hw/pci-host/meson.build                       |   1 +
 hw/rtc/Kconfig                                |   3 +
 hw/rtc/ls7a_rtc.c                             | 327 +++++++
 hw/rtc/meson.build                            |   1 +
 include/exec/poison.h                         |   2 +
 include/hw/acpi/ls7a.h                        |  54 ++
 include/hw/intc/loongarch_extioi.h            | 102 ++
 include/hw/intc/loongarch_pch_msi.h           |  17 +
 include/hw/intc/loongarch_pch_pic.h           |  50 +
 include/hw/loongarch/gipi.h                   |  38 +
 include/hw/loongarch/loongarch.h              |  79 ++
 include/hw/pci-host/ls7a.h                    |  67 ++
 include/sysemu/arch_init.h                    |   1 +
 linux-user/loongarch64/cpu_loop.c             |   3 +-
 pc-bios/loongarch_bios.bin                    | Bin 0 -> 4128768 bytes
 qapi/machine-target.json                      |   6 +-
 qapi/machine.json                             |   2 +-
 softmmu/qdev-monitor.c                        |   3 +-
 target/Kconfig                                |   1 +
 target/loongarch/Kconfig                      |   2 +
 target/loongarch/README                       | 134 +++
 target/loongarch/cpu-csr.h                    | 493 ++++++++++
 target/loongarch/cpu.c                        | 448 ++++++++-
 target/loongarch/cpu.h                        |  56 +-
 target/loongarch/csr_helper.c                 | 765 +++++++++++++++
 target/loongarch/gdbstub.c                    |  95 ++
 target/loongarch/helper.h                     |  24 +
 target/loongarch/insn_trans/trans_core.c      | 302 ++++++
 target/loongarch/insn_trans/trans_extra.c     |   2 +
 target/loongarch/insns.decode                 |  45 +
 target/loongarch/internals.h                  |  93 ++
 target/loongarch/machine.c                    | 253 +++++
 target/loongarch/meson.build                  |  10 +
 target/loongarch/op_helper.c                  |  77 +-
 target/loongarch/ramdisk                      | Bin 0 -> 3077952 bytes
 target/loongarch/stabletimer.c                |  71 ++
 target/loongarch/tlb_helper.c                 | 918 ++++++++++++++++++
 target/loongarch/translate.c                  |   8 +-
 target/loongarch/vmlinux                      | Bin 0 -> 24565536 bytes
 64 files changed, 7955 insertions(+), 13 deletions(-)
 create mode 100644 configs/devices/loongarch64-softmmu/default.mak
 create mode 100644 configs/targets/loongarch64-softmmu.mak
 create mode 100644 gdb-xml/loongarch-base64.xml
 create mode 100644 gdb-xml/loongarch-fpu64.xml
 create mode 100644 hw/acpi/ls7a.c
 create mode 100644 hw/intc/loongarch_extioi.c
 create mode 100644 hw/intc/loongarch_pch_msi.c
 create mode 100644 hw/intc/loongarch_pch_pic.c
 create mode 100644 hw/loongarch/Kconfig
 create mode 100644 hw/loongarch/acpi-build.c
 create mode 100644 hw/loongarch/fw_cfg.c
 create mode 100644 hw/loongarch/fw_cfg.h
 create mode 100644 hw/loongarch/ipi.c
 create mode 100644 hw/loongarch/loongarch_int.c
 create mode 100644 hw/loongarch/ls3a5000_virt.c
 create mode 100644 hw/loongarch/meson.build
 create mode 100644 hw/pci-host/ls7a.c
 create mode 100644 hw/rtc/ls7a_rtc.c
 create mode 100644 include/hw/acpi/ls7a.h
 create mode 100644 include/hw/intc/loongarch_extioi.h
 create mode 100644 include/hw/intc/loongarch_pch_msi.h
 create mode 100644 include/hw/intc/loongarch_pch_pic.h
 create mode 100644 include/hw/loongarch/gipi.h
 create mode 100644 include/hw/loongarch/loongarch.h
 create mode 100644 include/hw/pci-host/ls7a.h
 create mode 100644 pc-bios/loongarch_bios.bin
 create mode 100644 target/loongarch/Kconfig
 create mode 100644 target/loongarch/cpu-csr.h
 create mode 100644 target/loongarch/csr_helper.c
 create mode 100644 target/loongarch/gdbstub.c
 create mode 100644 target/loongarch/insn_trans/trans_core.c
 create mode 100644 target/loongarch/machine.c
 create mode 100644 target/loongarch/ramdisk
 create mode 100644 target/loongarch/stabletimer.c
 create mode 100644 target/loongarch/tlb_helper.c
 create mode 100755 target/loongarch/vmlinux

-- 
2.27.0