diff options
Diffstat (limited to 'target/arm/cpu.h')
| -rw-r--r-- | target/arm/cpu.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 1f90590f93..a550bcd25f 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -956,6 +956,9 @@ struct ArchCPU { */ bool host_cpu_probe_failed; + /* QOM property to indicate we should use the back-compat CNTFRQ default */ + bool backcompat_cntfrq; + /* Specify the number of cores in this CPU cluster. Used for the L2CTLR * register. */ @@ -2373,6 +2376,14 @@ enum arm_features { ARM_FEATURE_M_SECURITY, /* M profile Security Extension */ ARM_FEATURE_M_MAIN, /* M profile Main Extension */ ARM_FEATURE_V8_1M, /* M profile extras only in v8.1M and later */ + /* + * ARM_FEATURE_BACKCOMPAT_CNTFRQ makes the CPU default cntfrq be 62.5MHz + * if the board doesn't set a value, instead of 1GHz. It is for backwards + * compatibility and used only with CPU definitions that were already + * in QEMU before we changed the default. It should not be set on any + * CPU types added in future. + */ + ARM_FEATURE_BACKCOMPAT_CNTFRQ, /* 62.5MHz timer default */ }; static inline int arm_feature(CPUARMState *env, int feature) |