Message ID | 1386060535-15908-7-git-send-email-s.fedorov@samsung.com |
---|---|
State | New |
Headers | show |
On Tue, Dec 3, 2013 at 6:48 PM, Sergey Fedorov <s.fedorov@samsung.com> wrote: > arm_is_secure() helper allows to determine CPU security state. > Helper in the target-foo context usually refers to a TCG->C code helper fn, whereas you are using in a general sense. Just s/helper/function. > Signed-off-by: Sergey Fedorov <s.fedorov@samsung.com> > --- > target-arm/cpu.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/target-arm/cpu.h b/target-arm/cpu.h > index 94d8bd1..a00c86f 100644 > --- a/target-arm/cpu.h > +++ b/target-arm/cpu.h > @@ -474,6 +474,17 @@ static inline int arm_feature(CPUARMState *env, int feature) > return (env->features & (1ULL << feature)) != 0; > } > > +/* Return non-zero if the processor is in Secure state */ "Return true" Regards, Peter > +static inline bool arm_is_secure(CPUARMState *env) > +{ > +#if !defined(CONFIG_USER_ONLY) > + return ((env->uncached_cpsr & CPSR_M) == ARM_CPU_MODE_MON) || > + !(env->cp15.c1_scr & 1); > +#else > + return false; > +#endif > +} > + > void arm_cpu_list(FILE *f, fprintf_function cpu_fprintf); > > /* Interface between CPU and Interrupt controller. */ > -- > 1.7.9.5 > >
diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 94d8bd1..a00c86f 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -474,6 +474,17 @@ static inline int arm_feature(CPUARMState *env, int feature) return (env->features & (1ULL << feature)) != 0; } +/* Return non-zero if the processor is in Secure state */ +static inline bool arm_is_secure(CPUARMState *env) +{ +#if !defined(CONFIG_USER_ONLY) + return ((env->uncached_cpsr & CPSR_M) == ARM_CPU_MODE_MON) || + !(env->cp15.c1_scr & 1); +#else + return false; +#endif +} + void arm_cpu_list(FILE *f, fprintf_function cpu_fprintf); /* Interface between CPU and Interrupt controller. */
arm_is_secure() helper allows to determine CPU security state. Signed-off-by: Sergey Fedorov <s.fedorov@samsung.com> --- target-arm/cpu.h | 11 +++++++++++ 1 file changed, 11 insertions(+)