Merge tag 'pull-riscv-to-apply-20220422-1' of github.com:alistair23/qemu into staging

First RISC-V PR for QEMU 7.1

 * Add support for Ibex SPI to OpenTitan
 * Add support for privileged spec version 1.12.0
 * Use privileged spec version 1.12.0 for virt machine by default
 * Allow software access to MIP SEIP
 * Add initial support for the Sdtrig extension
 * Optimisations for vector extensions
 * Improvements to the misa ISA string
 * Add isa extenstion strings to the device tree
 * Don't allow `-bios` options with KVM machines
 * Fix NAPOT range computation overflow
 * Fix DT property mmu-type when CPU mmu option is disabled
 * Make RISC-V ACLINT mtime MMIO register writable
 * Add and enable native debug feature
 * Support 64bit fdt address.

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* tag 'pull-riscv-to-apply-20220422-1' of github.com:alistair23/qemu: (31 commits)
  hw/riscv: boot: Support 64bit fdt address.
  hw/core: tcg-cpu-ops.h: Update comments of debug_check_watchpoint()
  target/riscv: cpu: Enable native debug feature
  target/riscv: machine: Add debug state description
  target/riscv: csr: Hook debug CSR read/write
  target/riscv: cpu: Add a config option for native debug
  target/riscv: debug: Implement debug related TCGCPUOps
  hw/intc: riscv_aclint: Add reset function of ACLINT devices
  hw/intc: Make RISC-V ACLINT mtime MMIO register writable
  hw/intc: Support 32/64-bit mtimecmp and mtime accesses in RISC-V ACLINT
  hw/intc: Add .impl.[min|max]_access_size declaration in RISC-V ACLINT
  hw/riscv: virt: fix DT property mmu-type when CPU mmu option is disabled
  target/riscv/pmp: fix NAPOT range computation overflow
  hw/riscv: virt: Exit if the user provided -bios in combination with KVM
  target/riscv: Use cpu_loop_exit_restore directly from mmu faults
  target/riscv: fix start byte for vmv<nf>r.v when vstart != 0
  target/riscv: Add isa extenstion strings to the device tree
  target/riscv: misa to ISA string conversion fix
  target/riscv: optimize helper for vmv<nr>r.v
  target/riscv: optimize condition assign for scale < 0
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>