Add tests for Errata management firmware interface.
Add tests to confirm that the em_version, em_features and
em_cpu_erratum_features calls conform to the errata abi spec.
Signed-off-by: Sona Mathew <SonaRebecca.Mathew@arm.com>
Change-Id: I8395026acc004a10d8c2c17ec689f4e0752143d8
diff --git a/include/lib/aarch64/arch_helpers.h b/include/lib/aarch64/arch_helpers.h
index 7c3ffc5..b7c0418 100644
--- a/include/lib/aarch64/arch_helpers.h
+++ b/include/lib/aarch64/arch_helpers.h
@@ -397,6 +397,8 @@
#define clr_cntp_ctl_enable(x) ((x) &= ~(U(1) << CNTP_CTL_ENABLE_SHIFT))
#define clr_cntp_ctl_imask(x) ((x) &= ~(U(1) << CNTP_CTL_IMASK_SHIFT))
+#define read_midr() read_midr_el1()
+
DEFINE_SYSREG_RW_FUNCS(tpidr_el3)
DEFINE_SYSREG_RW_FUNCS(cntvoff_el2)