Commit 0614601c authored by Alistair Francis's avatar Alistair Francis Committed by Peter Maydell
Browse files

target-arm: Implement pmccfiltr_write function 



This is the function that is called when writing to the
PMCCFILTR_EL0 register

Signed-off-by: default avatarAlistair Francis <alistair.francis@xilinx.com>
Signed-off-by: default avatarPeter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 73da3da6404855b17d5ae82975a32ff3a4dcae3d.1409025949.git.peter.crosthwaite@xilinx.com
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 942a155b

target-arm/helper.c

+9 −0
Original line number Diff line number Diff line
@@ -650,6 +650,14 @@ void pmccntr_sync(CPUARMState *env) 


#endif



static void pmccfiltr_write(CPUARMState *env, const ARMCPRegInfo *ri,

                            uint64_t value)

{

    pmccntr_sync(env);

    env->cp15.pmccfiltr_el0 = value & 0x7E000000;

    pmccntr_sync(env);

}



static void pmcntenset_write(CPUARMState *env, const ARMCPRegInfo *ri,

                            uint64_t value)

{
@@ -801,6 +809,7 @@ static const ARMCPRegInfo v7_cp_reginfo[] = { 
#endif

    { .name = "PMCCFILTR_EL0", .state = ARM_CP_STATE_AA64,

      .opc0 = 3, .opc1 = 3, .crn = 14, .crm = 15, .opc2 = 7,

      .writefn = pmccfiltr_write,

      .access = PL0_RW, .accessfn = pmreg_access,

      .type = ARM_CP_IO,

      .fieldoffset = offsetof(CPUARMState, cp15.pmccfiltr_el0),