Commit e8906f35 authored by Alexander Graf's avatar Alexander Graf Committed by Edgar E. Iglesias
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PPC: E500: Set ESR values 



When an exception occurs on BookE, we need to set ESR bits to expose
to the guest information on what exactly happened. Add the obvious ones.

Reported-by: default avatarJason Wessel <jason.wessel@windriver.com>
Signed-off-by: default avatarAlexander Graf <agraf@suse.de>
Signed-off-by: default avatarEdgar E. Iglesias <edgar.iglesias@gmail.com>
parent 27a69bb0

target-ppc/helper.c

+6 −0
Original line number Diff line number Diff line
@@ -2484,16 +2484,19 @@ static inline void powerpc_excp(CPUState *env, int excp_model, int excp) 
            if (lpes1 == 0)

                new_msr |= (target_ulong)MSR_HVB;

            msr |= 0x00080000;

            env->spr[SPR_BOOKE_ESR] = ESR_PIL;

            break;

        case POWERPC_EXCP_PRIV:

            if (lpes1 == 0)

                new_msr |= (target_ulong)MSR_HVB;

            msr |= 0x00040000;

            env->spr[SPR_BOOKE_ESR] = ESR_PPR;

            break;

        case POWERPC_EXCP_TRAP:

            if (lpes1 == 0)

                new_msr |= (target_ulong)MSR_HVB;

            msr |= 0x00020000;

            env->spr[SPR_BOOKE_ESR] = ESR_PTR;

            break;

        default:

            /* Should never occur */
@@ -2556,16 +2559,19 @@ static inline void powerpc_excp(CPUState *env, int excp_model, int excp) 
        cpu_abort(env, "Debug exception is not implemented yet !\n");

        goto store_next;

    case POWERPC_EXCP_SPEU:      /* SPE/embedded floating-point unavailable  */

        env->spr[SPR_BOOKE_ESR] = ESR_SPV;

        goto store_current;

    case POWERPC_EXCP_EFPDI:     /* Embedded floating-point data interrupt   */

        /* XXX: TODO */

        cpu_abort(env, "Embedded floating point data exception "

                  "is not implemented yet !\n");

        env->spr[SPR_BOOKE_ESR] = ESR_SPV;

        goto store_next;

    case POWERPC_EXCP_EFPRI:     /* Embedded floating-point round interrupt  */

        /* XXX: TODO */

        cpu_abort(env, "Embedded floating point round exception "

                  "is not implemented yet !\n");

        env->spr[SPR_BOOKE_ESR] = ESR_SPV;

        goto store_next;

    case POWERPC_EXCP_EPERFM:    /* Embedded performance monitor interrupt   */

        /* XXX: TODO */