- msr_s SYS_HDFGRTR_EL2, xzr
- msr_s SYS_HDFGWTR_EL2, xzr
+ mov x0, xzr
+ mrs x1, id_aa64dfr0_el1
+ ubfx x1, x1, #ID_AA64DFR0_PMSVER_SHIFT, #4
+ cmp x1, #3
+ b.lt .Lset_fgt_\@
+ /* Disable PMSNEVFR_EL1 read and write traps */
+ orr x0, x0, #(1 << 62)
+
+.Lset_fgt_\@:
+ msr_s SYS_HDFGRTR_EL2, x0
+ msr_s SYS_HDFGWTR_EL2, x0