Commit 87124fde authored by Alistair Francis's avatar Alistair Francis Committed by Peter Maydell
Browse files

target-arm: Add arm_ccnt_enabled function 



Include a helper function to determine if the CCNT counter
is enabled.

Signed-off-by: default avatarAlistair Francis <alistair.francis@xilinx.com>
Signed-off-by: default avatarPeter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: e1a64f17a756e06c8bda8238ad4826d705049f7a.1409025949.git.peter.crosthwaite@xilinx.com
[ PC changes
  * Remove EL based checks
]
Signed-off-by: default avatarPeter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 8521466b

target-arm/helper.c

+12 −0
Original line number Diff line number Diff line
@@ -548,6 +548,18 @@ static CPAccessResult pmreg_access(CPUARMState *env, const ARMCPRegInfo *ri) 
}



#ifndef CONFIG_USER_ONLY



static inline bool arm_ccnt_enabled(CPUARMState *env)

{

    /* This does not support checking PMCCFILTR_EL0 register */



    if (!(env->cp15.c9_pmcr & PMCRE)) {

        return false;

    }



    return true;

}



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

                       uint64_t value)

{