While the primary use of mmu_index is for the softmmu index for
system-mode tcg, it has a secondary use in encoding cpu state for
the page table walker, and thus depending on the target may also
be used by memory_rw_debug with kvm et al.
This is why I placed the hook in CPUClass not TCGCPUOps.
r~
Richard Henderson (33):
include/hw/core: Add mmu_index to CPUClass
target/alpha: Split out alpha_env_mmu_index
target/alpha: Populate CPUClass.mmu_index
target/arm: Split out arm_env_mmu_index
target/arm: Populate CPUClass.mmu_index
target/avr: Populate CPUClass.mmu_index
target/cris: Cache mem_index in DisasContext
target/cris: Populate CPUClass.mmu_index
target/hppa: Populate CPUClass.mmu_index
target/i386: Populate CPUClass.mmu_index
target/loongarch: Populate CPUClass.mmu_index
target/loongarch: Rename MMU_IDX_*
target/m68k: Populate CPUClass.mmu_index
target/microblaze: Populate CPUClass.mmu_index
target/mips: Pass ptw_mmu_idx down from mips_cpu_tlb_fill
target/mips: Split out mips_env_mmu_index
target/mips: Populate CPUClass.mmu_index
target/nios2: Populate CPUClass.mmu_index
target/openrisc: Populate CPUClass.mmu_index
target/ppc: Split out ppc_env_mmu_index
target/ppc: Populate CPUClass.mmu_index
target/riscv: Rename riscv_cpu_mmu_index to riscv_env_mmu_index
target/riscv: Replace cpu_mmu_index with riscv_env_mmu_index
target/riscv: Populate CPUClass.mmu_index
target/rx: Populate CPUClass.mmu_index
target/s390x: Split out s390x_env_mmu_index
target/s390x: Populate CPUClass.mmu_index
target/sh4: Populate CPUClass.mmu_index
target/sparc: Populate CPUClass.mmu_index
target/tricore: Populate CPUClass.mmu_index
target/xtensa: Populate CPUClass.mmu_index
include/exec: Implement cpu_mmu_index generically
include/exec: Change cpu_mmu_index argument to CPUState