Fixup `SMCCC_ARCH_FEATURES` semantics
When querying `SMCCC_ARCH_WORKAROUND_1` through `SMCCC_ARCH_FEATURES`, return either: * -1 to indicate the PE on which `SMCCC_ARCH_FEATURES` is called requires firmware mitigation for CVE-2017-5715 but the mitigation is not compiled in. * 0 to indicate that firmware mitigation is required, or * 1 to indicate that no firmware mitigation is required. This patch complies with v1.2 of the firmware interfaces specification (ARM DEN 0070A). Change-Id: Ibc32d6620efdac6c340758ec502d95554a55f02a Signed-off-by: Dimitris Papastamos <dimitris.papastamos@arm.com> |
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bl31/bl31.mk |
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include/lib/cpus/aarch64/cpu_macros.S |
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include/lib/cpus/workaround_cve_2017_5715.h 0 → 100644 |
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lib/cpus/aarch64/cortex_a57.S |
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lib/cpus/aarch64/cortex_a72.S |
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lib/cpus/aarch64/cortex_a73.S |
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lib/cpus/aarch64/cortex_a75.S |
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lib/cpus/aarch64/cpu_helpers.S |
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services/arm_arch_svc/arm_arch_svc_setup.c |
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