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Re: [PATCH v4 33/33] target/ppc: Move out BookE and related MMU function


From: Nicholas Piggin
Subject: Re: [PATCH v4 33/33] target/ppc: Move out BookE and related MMU functions from mmu_common.c
Date: Thu, 09 May 2024 16:19:57 +1000

On Thu May 9, 2024 at 9:36 AM AEST, BALATON Zoltan wrote:
> Add a new mmu-booke.c file for BookE and related MMU bits from
> mmu_common.c.
>
Nice work.

Acked-by: Nicholas Piggin <npiggin@gmail.com>

> Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
> ---
>  target/ppc/cpu.h        |   4 -
>  target/ppc/meson.build  |   1 +
>  target/ppc/mmu-booke.c  | 532 ++++++++++++++++++++++++++++++++++++++++
>  target/ppc/mmu-booke.h  |  17 ++
>  target/ppc/mmu_common.c | 509 +-------------------------------------
>  target/ppc/mmu_helper.c |   1 +
>  6 files changed, 552 insertions(+), 512 deletions(-)
>  create mode 100644 target/ppc/mmu-booke.c
>  create mode 100644 target/ppc/mmu-booke.h
>
> diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
> index cfb3ba5ac8..92b50a1be2 100644
> --- a/target/ppc/cpu.h
> +++ b/target/ppc/cpu.h
> @@ -1606,10 +1606,6 @@ void ppc_tlb_invalidate_all(CPUPPCState *env);
>  void ppc_tlb_invalidate_one(CPUPPCState *env, target_ulong addr);
>  void cpu_ppc_set_vhyp(PowerPCCPU *cpu, PPCVirtualHypervisor *vhyp);
>  void cpu_ppc_set_1lpar(PowerPCCPU *cpu);
> -int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb, hwaddr *raddrp,
> -                     target_ulong address, uint32_t pid);
> -int ppcemb_tlb_search(CPUPPCState *env, target_ulong address, uint32_t pid);
> -hwaddr booke206_tlb_to_page_size(CPUPPCState *env, ppcmas_tlb_t *tlb);
>  #endif
>  
>  void ppc_store_fpscr(CPUPPCState *env, target_ulong val);
> diff --git a/target/ppc/meson.build b/target/ppc/meson.build
> index 0b89f9b89f..db3b7a0c33 100644
> --- a/target/ppc/meson.build
> +++ b/target/ppc/meson.build
> @@ -37,6 +37,7 @@ ppc_system_ss.add(files(
>    'arch_dump.c',
>    'machine.c',
>    'mmu-hash32.c',
> +  'mmu-booke.c',
>    'mmu_common.c',
>    'ppc-qmp-cmds.c',
>  ))
> diff --git a/target/ppc/mmu-booke.c b/target/ppc/mmu-booke.c
> new file mode 100644
> index 0000000000..cc93dc1c8c
> --- /dev/null
> +++ b/target/ppc/mmu-booke.c
> @@ -0,0 +1,532 @@
> +/*
> + *  PowerPC BookE MMU, TLB emulation helpers for QEMU.
> + *
> + *  Copyright (c) 2003-2007 Jocelyn Mayer
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.1 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, see 
> <http://www.gnu.org/licenses/>.
> + */
> +
> +#include "qemu/osdep.h"
> +#include "exec/page-protection.h"
> +#include "exec/log.h"
> +#include "cpu.h"
> +#include "internal.h"
> +#include "mmu-booke.h"
> +
> +/* Generic TLB check function for embedded PowerPC implementations */
> +static bool ppcemb_tlb_check(CPUPPCState *env, ppcemb_tlb_t *tlb,
> +                             hwaddr *raddrp,
> +                             target_ulong address, uint32_t pid, int i)
> +{
> +    target_ulong mask;
> +
> +    /* Check valid flag */
> +    if (!(tlb->prot & PAGE_VALID)) {
> +        return false;
> +    }
> +    mask = ~(tlb->size - 1);
> +    qemu_log_mask(CPU_LOG_MMU, "%s: TLB %d address " TARGET_FMT_lx
> +                  " PID %u <=> " TARGET_FMT_lx " " TARGET_FMT_lx " %u %x\n",
> +                  __func__, i, address, pid, tlb->EPN,
> +                  mask, (uint32_t)tlb->PID, tlb->prot);
> +    /* Check PID */
> +    if (tlb->PID != 0 && tlb->PID != pid) {
> +        return false;
> +    }
> +    /* Check effective address */
> +    if ((address & mask) != tlb->EPN) {
> +        return false;
> +    }
> +    *raddrp = (tlb->RPN & mask) | (address & ~mask);
> +    return true;
> +}
> +
> +/* Generic TLB search function for PowerPC embedded implementations */
> +int ppcemb_tlb_search(CPUPPCState *env, target_ulong address, uint32_t pid)
> +{
> +    ppcemb_tlb_t *tlb;
> +    hwaddr raddr;
> +    int i;
> +
> +    for (i = 0; i < env->nb_tlb; i++) {
> +        tlb = &env->tlb.tlbe[i];
> +        if (ppcemb_tlb_check(env, tlb, &raddr, address, pid, i)) {
> +            return i;
> +        }
> +    }
> +    return -1;
> +}
> +
> +int mmu40x_get_physical_address(CPUPPCState *env, hwaddr *raddr, int *prot,
> +                                target_ulong address,
> +                                MMUAccessType access_type)
> +{
> +    ppcemb_tlb_t *tlb;
> +    int i, ret, zsel, zpr, pr;
> +
> +    ret = -1;
> +    *prot = 0;
> +    pr = FIELD_EX64(env->msr, MSR, PR);
> +    for (i = 0; i < env->nb_tlb; i++) {
> +        tlb = &env->tlb.tlbe[i];
> +        if (!ppcemb_tlb_check(env, tlb, raddr, address,
> +                              env->spr[SPR_40x_PID], i)) {
> +            continue;
> +        }
> +        zsel = (tlb->attr >> 4) & 0xF;
> +        zpr = (env->spr[SPR_40x_ZPR] >> (30 - (2 * zsel))) & 0x3;
> +        qemu_log_mask(CPU_LOG_MMU,
> +                      "%s: TLB %d zsel %d zpr %d ty %d attr %08x\n",
> +                      __func__, i, zsel, zpr, access_type, tlb->attr);
> +        /* Check execute enable bit */
> +        switch (zpr) {
> +        case 0x2:
> +            if (pr != 0) {
> +                goto check_perms;
> +            }
> +            /* fall through */
> +        case 0x3:
> +            /* All accesses granted */
> +            *prot = PAGE_RWX;
> +            ret = 0;
> +            break;
> +
> +        case 0x0:
> +            if (pr != 0) {
> +                /* Raise Zone protection fault.  */
> +                env->spr[SPR_40x_ESR] = 1 << 22;
> +                *prot = 0;
> +                ret = -2;
> +                break;
> +            }
> +            /* fall through */
> +        case 0x1:
> +check_perms:
> +            /* Check from TLB entry */
> +            *prot = tlb->prot;
> +            if (CHECK_PROT_ACCESS(*prot, access_type)) {
> +                ret = 0;
> +            } else {
> +                env->spr[SPR_40x_ESR] = 0;
> +                ret = -2;
> +            }
> +            break;
> +        }
> +    }
> +    qemu_log_mask(CPU_LOG_MMU, "%s: access %s " TARGET_FMT_lx " => "
> +                  HWADDR_FMT_plx " %d %d\n",  __func__,
> +                  ret < 0 ? "refused" : "granted", address,
> +                  ret < 0 ? 0 : *raddr, *prot, ret);
> +
> +    return ret;
> +}
> +
> +static bool mmubooke_check_pid(CPUPPCState *env, ppcemb_tlb_t *tlb,
> +                               hwaddr *raddr, target_ulong addr, int i)
> +{
> +    if (ppcemb_tlb_check(env, tlb, raddr, addr, env->spr[SPR_BOOKE_PID], i)) 
> {
> +        if (!env->nb_pids) {
> +            /* Extend the physical address to 36 bits */
> +            *raddr |= (uint64_t)(tlb->RPN & 0xF) << 32;
> +        }
> +        return true;
> +    } else if (!env->nb_pids) {
> +        return false;
> +    }
> +    if (env->spr[SPR_BOOKE_PID1] &&
> +        ppcemb_tlb_check(env, tlb, raddr, addr, env->spr[SPR_BOOKE_PID1], 
> i)) {
> +        return true;
> +    }
> +    if (env->spr[SPR_BOOKE_PID2] &&
> +        ppcemb_tlb_check(env, tlb, raddr, addr, env->spr[SPR_BOOKE_PID2], 
> i)) {
> +        return true;
> +    }
> +    return false;
> +}
> +
> +static int mmubooke_check_tlb(CPUPPCState *env, ppcemb_tlb_t *tlb,
> +                              hwaddr *raddr, int *prot, target_ulong address,
> +                              MMUAccessType access_type, int i)
> +{
> +    if (!mmubooke_check_pid(env, tlb, raddr, address, i)) {
> +        qemu_log_mask(CPU_LOG_MMU, "%s: TLB entry not found\n", __func__);
> +        return -1;
> +    }
> +
> +    /* Check the address space */
> +    if ((access_type == MMU_INST_FETCH ?
> +        FIELD_EX64(env->msr, MSR, IR) :
> +        FIELD_EX64(env->msr, MSR, DR)) != (tlb->attr & 1)) {
> +        qemu_log_mask(CPU_LOG_MMU, "%s: AS doesn't match\n", __func__);
> +        return -1;
> +    }
> +
> +    if (FIELD_EX64(env->msr, MSR, PR)) {
> +        *prot = tlb->prot & 0xF;
> +    } else {
> +        *prot = (tlb->prot >> 4) & 0xF;
> +    }
> +    if (CHECK_PROT_ACCESS(*prot, access_type)) {
> +        qemu_log_mask(CPU_LOG_MMU, "%s: good TLB!\n", __func__);
> +        return 0;
> +    }
> +
> +    qemu_log_mask(CPU_LOG_MMU, "%s: no prot match: %x\n", __func__, *prot);
> +    return access_type == MMU_INST_FETCH ? -3 : -2;
> +}
> +
> +static int mmubooke_get_physical_address(CPUPPCState *env, hwaddr *raddr,
> +                                         int *prot, target_ulong address,
> +                                         MMUAccessType access_type)
> +{
> +    ppcemb_tlb_t *tlb;
> +    int i, ret = -1;
> +
> +    for (i = 0; i < env->nb_tlb; i++) {
> +        tlb = &env->tlb.tlbe[i];
> +        ret = mmubooke_check_tlb(env, tlb, raddr, prot, address,
> +                                 access_type, i);
> +        if (ret != -1) {
> +            break;
> +        }
> +    }
> +    qemu_log_mask(CPU_LOG_MMU,
> +                  "%s: access %s " TARGET_FMT_lx " => " HWADDR_FMT_plx
> +                  " %d %d\n", __func__, ret < 0 ? "refused" : "granted",
> +                  address, ret < 0 ? -1 : *raddr, ret == -1 ? 0 : *prot, 
> ret);
> +    return ret;
> +}
> +
> +hwaddr booke206_tlb_to_page_size(CPUPPCState *env, ppcmas_tlb_t *tlb)
> +{
> +    int tlbm_size;
> +
> +    tlbm_size = (tlb->mas1 & MAS1_TSIZE_MASK) >> MAS1_TSIZE_SHIFT;
> +
> +    return 1024ULL << tlbm_size;
> +}
> +
> +/* TLB check function for MAS based SoftTLBs */
> +int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb, hwaddr *raddrp,
> +                     target_ulong address, uint32_t pid)
> +{
> +    hwaddr mask;
> +    uint32_t tlb_pid;
> +
> +    if (!FIELD_EX64(env->msr, MSR, CM)) {
> +        /* In 32bit mode we can only address 32bit EAs */
> +        address = (uint32_t)address;
> +    }
> +
> +    /* Check valid flag */
> +    if (!(tlb->mas1 & MAS1_VALID)) {
> +        return -1;
> +    }
> +
> +    mask = ~(booke206_tlb_to_page_size(env, tlb) - 1);
> +    qemu_log_mask(CPU_LOG_MMU, "%s: TLB ADDR=0x" TARGET_FMT_lx
> +                  " PID=0x%x MAS1=0x%x MAS2=0x%" PRIx64 " mask=0x%"
> +                  HWADDR_PRIx " MAS7_3=0x%" PRIx64 " MAS8=0x%" PRIx32 "\n",
> +                  __func__, address, pid, tlb->mas1, tlb->mas2, mask,
> +                  tlb->mas7_3, tlb->mas8);
> +
> +    /* Check PID */
> +    tlb_pid = (tlb->mas1 & MAS1_TID_MASK) >> MAS1_TID_SHIFT;
> +    if (tlb_pid != 0 && tlb_pid != pid) {
> +        return -1;
> +    }
> +
> +    /* Check effective address */
> +    if ((address & mask) != (tlb->mas2 & MAS2_EPN_MASK)) {
> +        return -1;
> +    }
> +
> +    if (raddrp) {
> +        *raddrp = (tlb->mas7_3 & mask) | (address & ~mask);
> +    }
> +
> +    return 0;
> +}
> +
> +static bool is_epid_mmu(int mmu_idx)
> +{
> +    return mmu_idx == PPC_TLB_EPID_STORE || mmu_idx == PPC_TLB_EPID_LOAD;
> +}
> +
> +static uint32_t mmubooke206_esr(int mmu_idx, MMUAccessType access_type)
> +{
> +    uint32_t esr = 0;
> +    if (access_type == MMU_DATA_STORE) {
> +        esr |= ESR_ST;
> +    }
> +    if (is_epid_mmu(mmu_idx)) {
> +        esr |= ESR_EPID;
> +    }
> +    return esr;
> +}
> +
> +/*
> + * Get EPID register given the mmu_idx. If this is regular load,
> + * construct the EPID access bits from current processor state
> + *
> + * Get the effective AS and PR bits and the PID. The PID is returned
> + * only if EPID load is requested, otherwise the caller must detect
> + * the correct EPID.  Return true if valid EPID is returned.
> + */
> +static bool mmubooke206_get_as(CPUPPCState *env,
> +                               int mmu_idx, uint32_t *epid_out,
> +                               bool *as_out, bool *pr_out)
> +{
> +    if (is_epid_mmu(mmu_idx)) {
> +        uint32_t epidr;
> +        if (mmu_idx == PPC_TLB_EPID_STORE) {
> +            epidr = env->spr[SPR_BOOKE_EPSC];
> +        } else {
> +            epidr = env->spr[SPR_BOOKE_EPLC];
> +        }
> +        *epid_out = (epidr & EPID_EPID) >> EPID_EPID_SHIFT;
> +        *as_out = !!(epidr & EPID_EAS);
> +        *pr_out = !!(epidr & EPID_EPR);
> +        return true;
> +    } else {
> +        *as_out = FIELD_EX64(env->msr, MSR, DS);
> +        *pr_out = FIELD_EX64(env->msr, MSR, PR);
> +        return false;
> +    }
> +}
> +
> +/* Check if the tlb found by hashing really matches */
> +static int mmubooke206_check_tlb(CPUPPCState *env, ppcmas_tlb_t *tlb,
> +                                 hwaddr *raddr, int *prot,
> +                                 target_ulong address,
> +                                 MMUAccessType access_type, int mmu_idx)
> +{
> +    uint32_t epid;
> +    bool as, pr;
> +    bool use_epid = mmubooke206_get_as(env, mmu_idx, &epid, &as, &pr);
> +
> +    if (!use_epid) {
> +        if (ppcmas_tlb_check(env, tlb, raddr, address,
> +                             env->spr[SPR_BOOKE_PID]) >= 0) {
> +            goto found_tlb;
> +        }
> +
> +        if (env->spr[SPR_BOOKE_PID1] &&
> +            ppcmas_tlb_check(env, tlb, raddr, address,
> +                             env->spr[SPR_BOOKE_PID1]) >= 0) {
> +            goto found_tlb;
> +        }
> +
> +        if (env->spr[SPR_BOOKE_PID2] &&
> +            ppcmas_tlb_check(env, tlb, raddr, address,
> +                             env->spr[SPR_BOOKE_PID2]) >= 0) {
> +            goto found_tlb;
> +        }
> +    } else {
> +        if (ppcmas_tlb_check(env, tlb, raddr, address, epid) >= 0) {
> +            goto found_tlb;
> +        }
> +    }
> +
> +    qemu_log_mask(CPU_LOG_MMU, "%s: No TLB entry found for effective address 
> "
> +                  "0x" TARGET_FMT_lx "\n", __func__, address);
> +    return -1;
> +
> +found_tlb:
> +
> +    /* Check the address space and permissions */
> +    if (access_type == MMU_INST_FETCH) {
> +        /* There is no way to fetch code using epid load */
> +        assert(!use_epid);
> +        as = FIELD_EX64(env->msr, MSR, IR);
> +    }
> +
> +    if (as != ((tlb->mas1 & MAS1_TS) >> MAS1_TS_SHIFT)) {
> +        qemu_log_mask(CPU_LOG_MMU, "%s: AS doesn't match\n", __func__);
> +        return -1;
> +    }
> +
> +    *prot = 0;
> +    if (pr) {
> +        if (tlb->mas7_3 & MAS3_UR) {
> +            *prot |= PAGE_READ;
> +        }
> +        if (tlb->mas7_3 & MAS3_UW) {
> +            *prot |= PAGE_WRITE;
> +        }
> +        if (tlb->mas7_3 & MAS3_UX) {
> +            *prot |= PAGE_EXEC;
> +        }
> +    } else {
> +        if (tlb->mas7_3 & MAS3_SR) {
> +            *prot |= PAGE_READ;
> +        }
> +        if (tlb->mas7_3 & MAS3_SW) {
> +            *prot |= PAGE_WRITE;
> +        }
> +        if (tlb->mas7_3 & MAS3_SX) {
> +            *prot |= PAGE_EXEC;
> +        }
> +    }
> +    if (CHECK_PROT_ACCESS(*prot, access_type)) {
> +        qemu_log_mask(CPU_LOG_MMU, "%s: good TLB!\n", __func__);
> +        return 0;
> +    }
> +
> +    qemu_log_mask(CPU_LOG_MMU, "%s: no prot match: %x\n", __func__, *prot);
> +    return access_type == MMU_INST_FETCH ? -3 : -2;
> +}
> +
> +static int mmubooke206_get_physical_address(CPUPPCState *env, hwaddr *raddr,
> +                                            int *prot, target_ulong address,
> +                                            MMUAccessType access_type,
> +                                            int mmu_idx)
> +{
> +    ppcmas_tlb_t *tlb;
> +    int i, j, ret = -1;
> +
> +    for (i = 0; i < BOOKE206_MAX_TLBN; i++) {
> +        int ways = booke206_tlb_ways(env, i);
> +        for (j = 0; j < ways; j++) {
> +            tlb = booke206_get_tlbm(env, i, address, j);
> +            if (!tlb) {
> +                continue;
> +            }
> +            ret = mmubooke206_check_tlb(env, tlb, raddr, prot, address,
> +                                        access_type, mmu_idx);
> +            if (ret != -1) {
> +                goto found_tlb;
> +            }
> +        }
> +    }
> +
> +found_tlb:
> +
> +    qemu_log_mask(CPU_LOG_MMU, "%s: access %s " TARGET_FMT_lx " => "
> +                  HWADDR_FMT_plx " %d %d\n", __func__,
> +                  ret < 0 ? "refused" : "granted", address,
> +                  ret < 0 ? -1 : *raddr, ret == -1 ? 0 : *prot, ret);
> +    return ret;
> +}
> +
> +static void booke206_update_mas_tlb_miss(CPUPPCState *env, target_ulong 
> address,
> +                                         MMUAccessType access_type, int 
> mmu_idx)
> +{
> +    uint32_t epid;
> +    bool as, pr;
> +    uint32_t missed_tid = 0;
> +    bool use_epid = mmubooke206_get_as(env, mmu_idx, &epid, &as, &pr);
> +
> +    if (access_type == MMU_INST_FETCH) {
> +        as = FIELD_EX64(env->msr, MSR, IR);
> +    }
> +    env->spr[SPR_BOOKE_MAS0] = env->spr[SPR_BOOKE_MAS4] & MAS4_TLBSELD_MASK;
> +    env->spr[SPR_BOOKE_MAS1] = env->spr[SPR_BOOKE_MAS4] & MAS4_TSIZED_MASK;
> +    env->spr[SPR_BOOKE_MAS2] = env->spr[SPR_BOOKE_MAS4] & MAS4_WIMGED_MASK;
> +    env->spr[SPR_BOOKE_MAS3] = 0;
> +    env->spr[SPR_BOOKE_MAS6] = 0;
> +    env->spr[SPR_BOOKE_MAS7] = 0;
> +
> +    /* AS */
> +    if (as) {
> +        env->spr[SPR_BOOKE_MAS1] |= MAS1_TS;
> +        env->spr[SPR_BOOKE_MAS6] |= MAS6_SAS;
> +    }
> +
> +    env->spr[SPR_BOOKE_MAS1] |= MAS1_VALID;
> +    env->spr[SPR_BOOKE_MAS2] |= address & MAS2_EPN_MASK;
> +
> +    if (!use_epid) {
> +        switch (env->spr[SPR_BOOKE_MAS4] & MAS4_TIDSELD_PIDZ) {
> +        case MAS4_TIDSELD_PID0:
> +            missed_tid = env->spr[SPR_BOOKE_PID];
> +            break;
> +        case MAS4_TIDSELD_PID1:
> +            missed_tid = env->spr[SPR_BOOKE_PID1];
> +            break;
> +        case MAS4_TIDSELD_PID2:
> +            missed_tid = env->spr[SPR_BOOKE_PID2];
> +            break;
> +        }
> +        env->spr[SPR_BOOKE_MAS6] |= env->spr[SPR_BOOKE_PID] << 16;
> +    } else {
> +        missed_tid = epid;
> +        env->spr[SPR_BOOKE_MAS6] |= missed_tid << 16;
> +    }
> +    env->spr[SPR_BOOKE_MAS1] |= (missed_tid << MAS1_TID_SHIFT);
> +
> +
> +    /* next victim logic */
> +    env->spr[SPR_BOOKE_MAS0] |= env->last_way << MAS0_ESEL_SHIFT;
> +    env->last_way++;
> +    env->last_way &= booke206_tlb_ways(env, 0) - 1;
> +    env->spr[SPR_BOOKE_MAS0] |= env->last_way << MAS0_NV_SHIFT;
> +}
> +
> +bool ppc_booke_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type,
> +                     hwaddr *raddrp, int *psizep, int *protp, int mmu_idx,
> +                     bool guest_visible)
> +{
> +    CPUState *cs = CPU(cpu);
> +    CPUPPCState *env = &cpu->env;
> +    hwaddr raddr;
> +    int prot, ret;
> +
> +    if (env->mmu_model == POWERPC_MMU_BOOKE206) {
> +        ret = mmubooke206_get_physical_address(env, &raddr, &prot, eaddr,
> +                                               access_type, mmu_idx);
> +    } else {
> +        ret = mmubooke_get_physical_address(env, &raddr, &prot, eaddr,
> +                                            access_type);
> +    }
> +    if (ret == 0) {
> +        *raddrp = raddr;
> +        *protp = prot;
> +        *psizep = TARGET_PAGE_BITS;
> +        return true;
> +    } else if (!guest_visible) {
> +        return false;
> +    }
> +
> +    log_cpu_state_mask(CPU_LOG_MMU, cs, 0);
> +    env->error_code = 0;
> +    switch (ret) {
> +    case -1:
> +        /* No matches in page tables or TLB */
> +        if (env->mmu_model == POWERPC_MMU_BOOKE206) {
> +            booke206_update_mas_tlb_miss(env, eaddr, access_type, mmu_idx);
> +        }
> +        cs->exception_index = (access_type == MMU_INST_FETCH) ?
> +                              POWERPC_EXCP_ITLB : POWERPC_EXCP_DTLB;
> +        env->spr[SPR_BOOKE_DEAR] = eaddr;
> +        env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type);
> +        break;
> +    case -2:
> +        /* Access rights violation */
> +        cs->exception_index = (access_type == MMU_INST_FETCH) ?
> +                              POWERPC_EXCP_ISI : POWERPC_EXCP_DSI;
> +        if (access_type != MMU_INST_FETCH) {
> +            env->spr[SPR_BOOKE_DEAR] = eaddr;
> +            env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type);
> +        }
> +        break;
> +    case -3:
> +        /* No execute protection violation */
> +        cs->exception_index = POWERPC_EXCP_ISI;
> +        env->spr[SPR_BOOKE_ESR] = 0;
> +        break;
> +    }
> +
> +    return false;
> +}
> diff --git a/target/ppc/mmu-booke.h b/target/ppc/mmu-booke.h
> new file mode 100644
> index 0000000000..f972843bbb
> --- /dev/null
> +++ b/target/ppc/mmu-booke.h
> @@ -0,0 +1,17 @@
> +#ifndef PPC_MMU_BOOKE_H
> +#define PPC_MMU_BOOKE_H
> +
> +#include "cpu.h"
> +
> +int ppcemb_tlb_search(CPUPPCState *env, target_ulong address, uint32_t pid);
> +int mmu40x_get_physical_address(CPUPPCState *env, hwaddr *raddr, int *prot,
> +                                target_ulong address,
> +                                MMUAccessType access_type);
> +hwaddr booke206_tlb_to_page_size(CPUPPCState *env, ppcmas_tlb_t *tlb);
> +int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb, hwaddr *raddrp,
> +                     target_ulong address, uint32_t pid);
> +bool ppc_booke_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type,
> +                     hwaddr *raddrp, int *psizep, int *protp, int mmu_idx,
> +                     bool guest_visible);
> +
> +#endif
> diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c
> index bcd20ddc7b..9be48c8db0 100644
> --- a/target/ppc/mmu_common.c
> +++ b/target/ppc/mmu_common.c
> @@ -33,6 +33,7 @@
>  #include "internal.h"
>  #include "mmu-book3s-v3.h"
>  #include "mmu-radix64.h"
> +#include "mmu-booke.h"
>  
>  /* #define DUMP_PAGE_TABLES */
>  
> @@ -444,402 +445,6 @@ static int mmu6xx_get_physical_address(CPUPPCState 
> *env, mmu_ctx_t *ctx,
>      return -2;
>  }
>  
> -/* Generic TLB check function for embedded PowerPC implementations */
> -static bool ppcemb_tlb_check(CPUPPCState *env, ppcemb_tlb_t *tlb,
> -                             hwaddr *raddrp,
> -                             target_ulong address, uint32_t pid, int i)
> -{
> -    target_ulong mask;
> -
> -    /* Check valid flag */
> -    if (!(tlb->prot & PAGE_VALID)) {
> -        return false;
> -    }
> -    mask = ~(tlb->size - 1);
> -    qemu_log_mask(CPU_LOG_MMU, "%s: TLB %d address " TARGET_FMT_lx
> -                  " PID %u <=> " TARGET_FMT_lx " " TARGET_FMT_lx " %u %x\n",
> -                  __func__, i, address, pid, tlb->EPN,
> -                  mask, (uint32_t)tlb->PID, tlb->prot);
> -    /* Check PID */
> -    if (tlb->PID != 0 && tlb->PID != pid) {
> -        return false;
> -    }
> -    /* Check effective address */
> -    if ((address & mask) != tlb->EPN) {
> -        return false;
> -    }
> -    *raddrp = (tlb->RPN & mask) | (address & ~mask);
> -    return true;
> -}
> -
> -/* Generic TLB search function for PowerPC embedded implementations */
> -int ppcemb_tlb_search(CPUPPCState *env, target_ulong address, uint32_t pid)
> -{
> -    ppcemb_tlb_t *tlb;
> -    hwaddr raddr;
> -    int i;
> -
> -    for (i = 0; i < env->nb_tlb; i++) {
> -        tlb = &env->tlb.tlbe[i];
> -        if (ppcemb_tlb_check(env, tlb, &raddr, address, pid, i)) {
> -            return i;
> -        }
> -    }
> -    return -1;
> -}
> -
> -static int mmu40x_get_physical_address(CPUPPCState *env, hwaddr *raddr,
> -                                       int *prot, target_ulong address,
> -                                       MMUAccessType access_type)
> -{
> -    ppcemb_tlb_t *tlb;
> -    int i, ret, zsel, zpr, pr;
> -
> -    ret = -1;
> -    *prot = 0;
> -    pr = FIELD_EX64(env->msr, MSR, PR);
> -    for (i = 0; i < env->nb_tlb; i++) {
> -        tlb = &env->tlb.tlbe[i];
> -        if (!ppcemb_tlb_check(env, tlb, raddr, address,
> -                              env->spr[SPR_40x_PID], i)) {
> -            continue;
> -        }
> -        zsel = (tlb->attr >> 4) & 0xF;
> -        zpr = (env->spr[SPR_40x_ZPR] >> (30 - (2 * zsel))) & 0x3;
> -        qemu_log_mask(CPU_LOG_MMU,
> -                      "%s: TLB %d zsel %d zpr %d ty %d attr %08x\n",
> -                      __func__, i, zsel, zpr, access_type, tlb->attr);
> -        /* Check execute enable bit */
> -        switch (zpr) {
> -        case 0x2:
> -            if (pr != 0) {
> -                goto check_perms;
> -            }
> -            /* fall through */
> -        case 0x3:
> -            /* All accesses granted */
> -            *prot = PAGE_RWX;
> -            ret = 0;
> -            break;
> -
> -        case 0x0:
> -            if (pr != 0) {
> -                /* Raise Zone protection fault.  */
> -                env->spr[SPR_40x_ESR] = 1 << 22;
> -                *prot = 0;
> -                ret = -2;
> -                break;
> -            }
> -            /* fall through */
> -        case 0x1:
> -check_perms:
> -            /* Check from TLB entry */
> -            *prot = tlb->prot;
> -            if (CHECK_PROT_ACCESS(*prot, access_type)) {
> -                ret = 0;
> -            } else {
> -                env->spr[SPR_40x_ESR] = 0;
> -                ret = -2;
> -            }
> -            break;
> -        }
> -    }
> -    qemu_log_mask(CPU_LOG_MMU, "%s: access %s " TARGET_FMT_lx " => "
> -                  HWADDR_FMT_plx " %d %d\n",  __func__,
> -                  ret < 0 ? "refused" : "granted", address,
> -                  ret < 0 ? 0 : *raddr, *prot, ret);
> -
> -    return ret;
> -}
> -
> -static bool mmubooke_check_pid(CPUPPCState *env, ppcemb_tlb_t *tlb,
> -                               hwaddr *raddr, target_ulong addr, int i)
> -{
> -    if (ppcemb_tlb_check(env, tlb, raddr, addr, env->spr[SPR_BOOKE_PID], i)) 
> {
> -        if (!env->nb_pids) {
> -            /* Extend the physical address to 36 bits */
> -            *raddr |= (uint64_t)(tlb->RPN & 0xF) << 32;
> -        }
> -        return true;
> -    } else if (!env->nb_pids) {
> -        return false;
> -    }
> -    if (env->spr[SPR_BOOKE_PID1] &&
> -        ppcemb_tlb_check(env, tlb, raddr, addr, env->spr[SPR_BOOKE_PID1], 
> i)) {
> -        return true;
> -    }
> -    if (env->spr[SPR_BOOKE_PID2] &&
> -        ppcemb_tlb_check(env, tlb, raddr, addr, env->spr[SPR_BOOKE_PID2], 
> i)) {
> -        return true;
> -    }
> -    return false;
> -}
> -
> -static int mmubooke_check_tlb(CPUPPCState *env, ppcemb_tlb_t *tlb,
> -                              hwaddr *raddr, int *prot, target_ulong address,
> -                              MMUAccessType access_type, int i)
> -{
> -    if (!mmubooke_check_pid(env, tlb, raddr, address, i)) {
> -        qemu_log_mask(CPU_LOG_MMU, "%s: TLB entry not found\n", __func__);
> -        return -1;
> -    }
> -
> -    /* Check the address space */
> -    if ((access_type == MMU_INST_FETCH ?
> -        FIELD_EX64(env->msr, MSR, IR) :
> -        FIELD_EX64(env->msr, MSR, DR)) != (tlb->attr & 1)) {
> -        qemu_log_mask(CPU_LOG_MMU, "%s: AS doesn't match\n", __func__);
> -        return -1;
> -    }
> -
> -    if (FIELD_EX64(env->msr, MSR, PR)) {
> -        *prot = tlb->prot & 0xF;
> -    } else {
> -        *prot = (tlb->prot >> 4) & 0xF;
> -    }
> -    if (CHECK_PROT_ACCESS(*prot, access_type)) {
> -        qemu_log_mask(CPU_LOG_MMU, "%s: good TLB!\n", __func__);
> -        return 0;
> -    }
> -
> -    qemu_log_mask(CPU_LOG_MMU, "%s: no prot match: %x\n", __func__, *prot);
> -    return access_type == MMU_INST_FETCH ? -3 : -2;
> -}
> -
> -static int mmubooke_get_physical_address(CPUPPCState *env, hwaddr *raddr,
> -                                         int *prot, target_ulong address,
> -                                         MMUAccessType access_type)
> -{
> -    ppcemb_tlb_t *tlb;
> -    int i, ret = -1;
> -
> -    for (i = 0; i < env->nb_tlb; i++) {
> -        tlb = &env->tlb.tlbe[i];
> -        ret = mmubooke_check_tlb(env, tlb, raddr, prot, address,
> -                                 access_type, i);
> -        if (ret != -1) {
> -            break;
> -        }
> -    }
> -    qemu_log_mask(CPU_LOG_MMU,
> -                  "%s: access %s " TARGET_FMT_lx " => " HWADDR_FMT_plx
> -                  " %d %d\n", __func__, ret < 0 ? "refused" : "granted",
> -                  address, ret < 0 ? -1 : *raddr, ret == -1 ? 0 : *prot, 
> ret);
> -    return ret;
> -}
> -
> -hwaddr booke206_tlb_to_page_size(CPUPPCState *env, ppcmas_tlb_t *tlb)
> -{
> -    int tlbm_size;
> -
> -    tlbm_size = (tlb->mas1 & MAS1_TSIZE_MASK) >> MAS1_TSIZE_SHIFT;
> -
> -    return 1024ULL << tlbm_size;
> -}
> -
> -/* TLB check function for MAS based SoftTLBs */
> -int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb, hwaddr *raddrp,
> -                     target_ulong address, uint32_t pid)
> -{
> -    hwaddr mask;
> -    uint32_t tlb_pid;
> -
> -    if (!FIELD_EX64(env->msr, MSR, CM)) {
> -        /* In 32bit mode we can only address 32bit EAs */
> -        address = (uint32_t)address;
> -    }
> -
> -    /* Check valid flag */
> -    if (!(tlb->mas1 & MAS1_VALID)) {
> -        return -1;
> -    }
> -
> -    mask = ~(booke206_tlb_to_page_size(env, tlb) - 1);
> -    qemu_log_mask(CPU_LOG_MMU, "%s: TLB ADDR=0x" TARGET_FMT_lx
> -                  " PID=0x%x MAS1=0x%x MAS2=0x%" PRIx64 " mask=0x%"
> -                  HWADDR_PRIx " MAS7_3=0x%" PRIx64 " MAS8=0x%" PRIx32 "\n",
> -                  __func__, address, pid, tlb->mas1, tlb->mas2, mask,
> -                  tlb->mas7_3, tlb->mas8);
> -
> -    /* Check PID */
> -    tlb_pid = (tlb->mas1 & MAS1_TID_MASK) >> MAS1_TID_SHIFT;
> -    if (tlb_pid != 0 && tlb_pid != pid) {
> -        return -1;
> -    }
> -
> -    /* Check effective address */
> -    if ((address & mask) != (tlb->mas2 & MAS2_EPN_MASK)) {
> -        return -1;
> -    }
> -
> -    if (raddrp) {
> -        *raddrp = (tlb->mas7_3 & mask) | (address & ~mask);
> -    }
> -
> -    return 0;
> -}
> -
> -static bool is_epid_mmu(int mmu_idx)
> -{
> -    return mmu_idx == PPC_TLB_EPID_STORE || mmu_idx == PPC_TLB_EPID_LOAD;
> -}
> -
> -static uint32_t mmubooke206_esr(int mmu_idx, MMUAccessType access_type)
> -{
> -    uint32_t esr = 0;
> -    if (access_type == MMU_DATA_STORE) {
> -        esr |= ESR_ST;
> -    }
> -    if (is_epid_mmu(mmu_idx)) {
> -        esr |= ESR_EPID;
> -    }
> -    return esr;
> -}
> -
> -/*
> - * Get EPID register given the mmu_idx. If this is regular load,
> - * construct the EPID access bits from current processor state
> - *
> - * Get the effective AS and PR bits and the PID. The PID is returned
> - * only if EPID load is requested, otherwise the caller must detect
> - * the correct EPID.  Return true if valid EPID is returned.
> - */
> -static bool mmubooke206_get_as(CPUPPCState *env,
> -                               int mmu_idx, uint32_t *epid_out,
> -                               bool *as_out, bool *pr_out)
> -{
> -    if (is_epid_mmu(mmu_idx)) {
> -        uint32_t epidr;
> -        if (mmu_idx == PPC_TLB_EPID_STORE) {
> -            epidr = env->spr[SPR_BOOKE_EPSC];
> -        } else {
> -            epidr = env->spr[SPR_BOOKE_EPLC];
> -        }
> -        *epid_out = (epidr & EPID_EPID) >> EPID_EPID_SHIFT;
> -        *as_out = !!(epidr & EPID_EAS);
> -        *pr_out = !!(epidr & EPID_EPR);
> -        return true;
> -    } else {
> -        *as_out = FIELD_EX64(env->msr, MSR, DS);
> -        *pr_out = FIELD_EX64(env->msr, MSR, PR);
> -        return false;
> -    }
> -}
> -
> -/* Check if the tlb found by hashing really matches */
> -static int mmubooke206_check_tlb(CPUPPCState *env, ppcmas_tlb_t *tlb,
> -                                 hwaddr *raddr, int *prot,
> -                                 target_ulong address,
> -                                 MMUAccessType access_type, int mmu_idx)
> -{
> -    uint32_t epid;
> -    bool as, pr;
> -    bool use_epid = mmubooke206_get_as(env, mmu_idx, &epid, &as, &pr);
> -
> -    if (!use_epid) {
> -        if (ppcmas_tlb_check(env, tlb, raddr, address,
> -                             env->spr[SPR_BOOKE_PID]) >= 0) {
> -            goto found_tlb;
> -        }
> -
> -        if (env->spr[SPR_BOOKE_PID1] &&
> -            ppcmas_tlb_check(env, tlb, raddr, address,
> -                             env->spr[SPR_BOOKE_PID1]) >= 0) {
> -            goto found_tlb;
> -        }
> -
> -        if (env->spr[SPR_BOOKE_PID2] &&
> -            ppcmas_tlb_check(env, tlb, raddr, address,
> -                             env->spr[SPR_BOOKE_PID2]) >= 0) {
> -            goto found_tlb;
> -        }
> -    } else {
> -        if (ppcmas_tlb_check(env, tlb, raddr, address, epid) >= 0) {
> -            goto found_tlb;
> -        }
> -    }
> -
> -    qemu_log_mask(CPU_LOG_MMU, "%s: No TLB entry found for effective address 
> "
> -                  "0x" TARGET_FMT_lx "\n", __func__, address);
> -    return -1;
> -
> -found_tlb:
> -
> -    /* Check the address space and permissions */
> -    if (access_type == MMU_INST_FETCH) {
> -        /* There is no way to fetch code using epid load */
> -        assert(!use_epid);
> -        as = FIELD_EX64(env->msr, MSR, IR);
> -    }
> -
> -    if (as != ((tlb->mas1 & MAS1_TS) >> MAS1_TS_SHIFT)) {
> -        qemu_log_mask(CPU_LOG_MMU, "%s: AS doesn't match\n", __func__);
> -        return -1;
> -    }
> -
> -    *prot = 0;
> -    if (pr) {
> -        if (tlb->mas7_3 & MAS3_UR) {
> -            *prot |= PAGE_READ;
> -        }
> -        if (tlb->mas7_3 & MAS3_UW) {
> -            *prot |= PAGE_WRITE;
> -        }
> -        if (tlb->mas7_3 & MAS3_UX) {
> -            *prot |= PAGE_EXEC;
> -        }
> -    } else {
> -        if (tlb->mas7_3 & MAS3_SR) {
> -            *prot |= PAGE_READ;
> -        }
> -        if (tlb->mas7_3 & MAS3_SW) {
> -            *prot |= PAGE_WRITE;
> -        }
> -        if (tlb->mas7_3 & MAS3_SX) {
> -            *prot |= PAGE_EXEC;
> -        }
> -    }
> -    if (CHECK_PROT_ACCESS(*prot, access_type)) {
> -        qemu_log_mask(CPU_LOG_MMU, "%s: good TLB!\n", __func__);
> -        return 0;
> -    }
> -
> -    qemu_log_mask(CPU_LOG_MMU, "%s: no prot match: %x\n", __func__, *prot);
> -    return access_type == MMU_INST_FETCH ? -3 : -2;
> -}
> -
> -static int mmubooke206_get_physical_address(CPUPPCState *env, hwaddr *raddr,
> -                                            int *prot, target_ulong address,
> -                                            MMUAccessType access_type,
> -                                            int mmu_idx)
> -{
> -    ppcmas_tlb_t *tlb;
> -    int i, j, ret = -1;
> -
> -    for (i = 0; i < BOOKE206_MAX_TLBN; i++) {
> -        int ways = booke206_tlb_ways(env, i);
> -        for (j = 0; j < ways; j++) {
> -            tlb = booke206_get_tlbm(env, i, address, j);
> -            if (!tlb) {
> -                continue;
> -            }
> -            ret = mmubooke206_check_tlb(env, tlb, raddr, prot, address,
> -                                        access_type, mmu_idx);
> -            if (ret != -1) {
> -                goto found_tlb;
> -            }
> -        }
> -    }
> -
> -found_tlb:
> -
> -    qemu_log_mask(CPU_LOG_MMU, "%s: access %s " TARGET_FMT_lx " => "
> -                  HWADDR_FMT_plx " %d %d\n", __func__,
> -                  ret < 0 ? "refused" : "granted", address,
> -                  ret < 0 ? -1 : *raddr, ret == -1 ? 0 : *prot, ret);
> -    return ret;
> -}
> -
>  static const char *book3e_tsize_to_str[32] = {
>      "1K", "2K", "4K", "8K", "16K", "32K", "64K", "128K", "256K", "512K",
>      "1M", "2M", "4M", "8M", "16M", "32M", "64M", "128M", "256M", "512M",
> @@ -1107,118 +712,6 @@ static int get_physical_address_wtlb(CPUPPCState *env, 
> mmu_ctx_t *ctx,
>      }
>  }
>  
> -static void booke206_update_mas_tlb_miss(CPUPPCState *env, target_ulong 
> address,
> -                                         MMUAccessType access_type, int 
> mmu_idx)
> -{
> -    uint32_t epid;
> -    bool as, pr;
> -    uint32_t missed_tid = 0;
> -    bool use_epid = mmubooke206_get_as(env, mmu_idx, &epid, &as, &pr);
> -
> -    if (access_type == MMU_INST_FETCH) {
> -        as = FIELD_EX64(env->msr, MSR, IR);
> -    }
> -    env->spr[SPR_BOOKE_MAS0] = env->spr[SPR_BOOKE_MAS4] & MAS4_TLBSELD_MASK;
> -    env->spr[SPR_BOOKE_MAS1] = env->spr[SPR_BOOKE_MAS4] & MAS4_TSIZED_MASK;
> -    env->spr[SPR_BOOKE_MAS2] = env->spr[SPR_BOOKE_MAS4] & MAS4_WIMGED_MASK;
> -    env->spr[SPR_BOOKE_MAS3] = 0;
> -    env->spr[SPR_BOOKE_MAS6] = 0;
> -    env->spr[SPR_BOOKE_MAS7] = 0;
> -
> -    /* AS */
> -    if (as) {
> -        env->spr[SPR_BOOKE_MAS1] |= MAS1_TS;
> -        env->spr[SPR_BOOKE_MAS6] |= MAS6_SAS;
> -    }
> -
> -    env->spr[SPR_BOOKE_MAS1] |= MAS1_VALID;
> -    env->spr[SPR_BOOKE_MAS2] |= address & MAS2_EPN_MASK;
> -
> -    if (!use_epid) {
> -        switch (env->spr[SPR_BOOKE_MAS4] & MAS4_TIDSELD_PIDZ) {
> -        case MAS4_TIDSELD_PID0:
> -            missed_tid = env->spr[SPR_BOOKE_PID];
> -            break;
> -        case MAS4_TIDSELD_PID1:
> -            missed_tid = env->spr[SPR_BOOKE_PID1];
> -            break;
> -        case MAS4_TIDSELD_PID2:
> -            missed_tid = env->spr[SPR_BOOKE_PID2];
> -            break;
> -        }
> -        env->spr[SPR_BOOKE_MAS6] |= env->spr[SPR_BOOKE_PID] << 16;
> -    } else {
> -        missed_tid = epid;
> -        env->spr[SPR_BOOKE_MAS6] |= missed_tid << 16;
> -    }
> -    env->spr[SPR_BOOKE_MAS1] |= (missed_tid << MAS1_TID_SHIFT);
> -
> -
> -    /* next victim logic */
> -    env->spr[SPR_BOOKE_MAS0] |= env->last_way << MAS0_ESEL_SHIFT;
> -    env->last_way++;
> -    env->last_way &= booke206_tlb_ways(env, 0) - 1;
> -    env->spr[SPR_BOOKE_MAS0] |= env->last_way << MAS0_NV_SHIFT;
> -}
> -
> -static bool ppc_booke_xlate(PowerPCCPU *cpu, vaddr eaddr,
> -                            MMUAccessType access_type,
> -                            hwaddr *raddrp, int *psizep, int *protp,
> -                            int mmu_idx, bool guest_visible)
> -{
> -    CPUState *cs = CPU(cpu);
> -    CPUPPCState *env = &cpu->env;
> -    hwaddr raddr;
> -    int prot, ret;
> -
> -    if (env->mmu_model == POWERPC_MMU_BOOKE206) {
> -        ret = mmubooke206_get_physical_address(env, &raddr, &prot, eaddr,
> -                                               access_type, mmu_idx);
> -    } else {
> -        ret = mmubooke_get_physical_address(env, &raddr, &prot, eaddr,
> -                                            access_type);
> -    }
> -    if (ret == 0) {
> -        *raddrp = raddr;
> -        *protp = prot;
> -        *psizep = TARGET_PAGE_BITS;
> -        return true;
> -    } else if (!guest_visible) {
> -        return false;
> -    }
> -
> -    log_cpu_state_mask(CPU_LOG_MMU, cs, 0);
> -    env->error_code = 0;
> -    switch (ret) {
> -    case -1:
> -        /* No matches in page tables or TLB */
> -        if (env->mmu_model == POWERPC_MMU_BOOKE206) {
> -            booke206_update_mas_tlb_miss(env, eaddr, access_type, mmu_idx);
> -        }
> -        cs->exception_index = (access_type == MMU_INST_FETCH) ?
> -                              POWERPC_EXCP_ITLB : POWERPC_EXCP_DTLB;
> -        env->spr[SPR_BOOKE_DEAR] = eaddr;
> -        env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type);
> -        break;
> -    case -2:
> -        /* Access rights violation */
> -        cs->exception_index = (access_type == MMU_INST_FETCH) ?
> -                              POWERPC_EXCP_ISI : POWERPC_EXCP_DSI;
> -        if (access_type != MMU_INST_FETCH) {
> -            env->spr[SPR_BOOKE_DEAR] = eaddr;
> -            env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type);
> -        }
> -        break;
> -    case -3:
> -        /* No execute protection violation */
> -        cs->exception_index = POWERPC_EXCP_ISI;
> -        env->spr[SPR_BOOKE_ESR] = 0;
> -        break;
> -    }
> -
> -    return false;
> -}
> -
>  /* Perform address translation */
>  /* TODO: Split this by mmu_model. */
>  static bool ppc_jumbo_xlate(PowerPCCPU *cpu, vaddr eaddr,
> diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
> index 680ca0b618..87bfe26220 100644
> --- a/target/ppc/mmu_helper.c
> +++ b/target/ppc/mmu_helper.c
> @@ -33,6 +33,7 @@
>  #include "internal.h"
>  #include "mmu-book3s-v3.h"
>  #include "mmu-radix64.h"
> +#include "mmu-booke.h"
>  #include "exec/helper-proto.h"
>  #include "exec/cpu_ldst.h"
>  




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