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@@ -1297,10 +1301,26 @@ static void pmccfiltr_write(CPUARMState *env, const= ARMCPRegInfo *ri, uint64_t value) { pmccntr_op_start(env); - env->cp15.pmccfiltr_el0 =3D value & 0xfc000000; + env->cp15.pmccfiltr_el0 =3D value & PMCCFILTR_EL0; + pmccntr_op_finish(env); +} + +static void pmccfiltr_write_a32(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) +{ + pmccntr_op_start(env); + /* M is not accessible from AArch32 */ + env->cp15.pmccfiltr_el0 =3D (env->cp15.pmccfiltr_el0 & PMCCFILTR_M) | + (value & PMCCFILTR); pmccntr_op_finish(env); } =20 +static uint64_t pmccfiltr_read_a32(CPUARMState *env, const ARMCPRegInfo *r= i) +{ + /* M is not visible in AArch32 */ + return env->cp15.pmccfiltr_el0 & PMCCFILTR; +} + static void pmcntenset_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value) { @@ -1536,6 +1556,11 @@ static const ARMCPRegInfo v7_cp_reginfo[] =3D { .readfn =3D pmccntr_read, .writefn =3D pmccntr_write, .raw_readfn =3D raw_read, .raw_writefn =3D raw_write, }, #endif + { .name =3D "PMCCFILTR", .cp =3D 15, .opc1 =3D 0, .crn =3D 14, .crm = =3D 15, .opc2 =3D 7, + .writefn =3D pmccfiltr_write_a32, .readfn =3D pmccfiltr_read_a32, + .access =3D PL0_RW, .accessfn =3D pmreg_access, + .type =3D ARM_CP_ALIAS | ARM_CP_IO, + .resetvalue =3D 0, }, { .name =3D "PMCCFILTR_EL0", .state =3D ARM_CP_STATE_AA64, .opc0 =3D 3, .opc1 =3D 3, .crn =3D 14, .crm =3D 15, .opc2 =3D 7, .writefn =3D pmccfiltr_write, .raw_writefn =3D raw_write, --=20 2.19.1