1# SPDX-License-Identifier: GPL-2.0-only 2config HAVE_ARM_SMCCC 3 bool 4 help 5 Include support for the Secure Monitor Call (SMC) and Hypervisor 6 Call (HVC) instructions on Armv7 and above architectures. 7 8config HAVE_ARM_SMCCC_DISCOVERY 9 bool 10 depends on ARM_PSCI_FW 11 default y 12 help 13 SMCCC v1.0 lacked discoverability and hence PSCI v1.0 was updated 14 to add SMCCC discovery mechanism though the PSCI firmware 15 implementation of PSCI_FEATURES(SMCCC_VERSION) which returns 16 success on firmware compliant to SMCCC v1.1 and above. 17