reg->name,
ftrp->shift + ftrp->width - 1,
ftrp->shift, str, tmp);
+ } else if ((ftr_mask & reg->override->val) == ftr_mask) {
+ reg->override->val &= ~ftr_mask;
+ pr_warn("%s[%d:%d]: impossible override, ignored\n",
+ reg->name,
+ ftrp->shift + ftrp->width - 1,
+ ftrp->shift);
}
val = arm64_ftr_set_value(ftrp, val, ftr_new);
}
#endif
-#ifdef CONFIG_ARM64_VHE
static bool runs_at_el2(const struct arm64_cpu_capabilities *entry, int __unused)
{
return is_kernel_in_hyp_mode();
if (!alternative_is_applied(ARM64_HAS_VIRT_HOST_EXTN))
write_sysreg(read_sysreg(tpidr_el1), tpidr_el2);
}
-#endif
static void cpu_has_fwb(const struct arm64_cpu_capabilities *__unused)
{
.type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE,
.matches = has_no_hw_prefetch,
},
-#ifdef CONFIG_ARM64_VHE
{
.desc = "Virtualization Host Extensions",
.capability = ARM64_HAS_VIRT_HOST_EXTN,
.matches = runs_at_el2,
.cpu_enable = cpu_copy_el2regs,
},
-#endif /* CONFIG_ARM64_VHE */
{
.desc = "32-bit EL0 Support",
.capability = ARM64_HAS_32BIT_EL0,