From b15a936d75e23fdc3107148e843b025249116562 Mon Sep 17 00:00:00 2001 From: "Wei Hu (Xavier)" Date: Wed, 19 Aug 2020 18:56:37 +0800 Subject: [PATCH] eal/arm64: update CPU flags ARM64 Linux kernel updated the CPU flags using the HWCAP scheme. The related marco definition can be found in linux kernel: arch/arm64/include/uapi/asm/hwcap.h This patch incorporates those changes to the EAL library. Signed-off-by: Chengwen Feng Signed-off-by: Wei Hu (Xavier) Reviewed-by: Ruifeng Wang --- lib/librte_eal/arm/include/rte_cpuflags_64.h | 13 +++++++++++++ lib/librte_eal/arm/rte_cpuflags.c | 13 +++++++++++++ 2 files changed, 26 insertions(+) diff --git a/lib/librte_eal/arm/include/rte_cpuflags_64.h b/lib/librte_eal/arm/include/rte_cpuflags_64.h index 95cc01474e..aa7a56d491 100644 --- a/lib/librte_eal/arm/include/rte_cpuflags_64.h +++ b/lib/librte_eal/arm/include/rte_cpuflags_64.h @@ -22,6 +22,19 @@ enum rte_cpu_flag_t { RTE_CPUFLAG_SHA2, RTE_CPUFLAG_CRC32, RTE_CPUFLAG_ATOMICS, + RTE_CPUFLAG_SVE, + RTE_CPUFLAG_SVE2, + RTE_CPUFLAG_SVEAES, + RTE_CPUFLAG_SVEPMULL, + RTE_CPUFLAG_SVEBITPERM, + RTE_CPUFLAG_SVESHA3, + RTE_CPUFLAG_SVESM4, + RTE_CPUFLAG_FLAGM2, + RTE_CPUFLAG_FRINT, + RTE_CPUFLAG_SVEI8MM, + RTE_CPUFLAG_SVEF32MM, + RTE_CPUFLAG_SVEF64MM, + RTE_CPUFLAG_SVEBF16, RTE_CPUFLAG_AARCH64, /* The last item */ RTE_CPUFLAG_NUMFLAGS,/**< This should always be the last! */ diff --git a/lib/librte_eal/arm/rte_cpuflags.c b/lib/librte_eal/arm/rte_cpuflags.c index caf3dc83a5..7b257b7873 100644 --- a/lib/librte_eal/arm/rte_cpuflags.c +++ b/lib/librte_eal/arm/rte_cpuflags.c @@ -95,6 +95,19 @@ const struct feature_entry rte_cpu_feature_table[] = { FEAT_DEF(SHA2, REG_HWCAP, 6) FEAT_DEF(CRC32, REG_HWCAP, 7) FEAT_DEF(ATOMICS, REG_HWCAP, 8) + FEAT_DEF(SVE, REG_HWCAP, 22) + FEAT_DEF(SVE2, REG_HWCAP2, 1) + FEAT_DEF(SVEAES, REG_HWCAP2, 2) + FEAT_DEF(SVEPMULL, REG_HWCAP2, 3) + FEAT_DEF(SVEBITPERM, REG_HWCAP2, 4) + FEAT_DEF(SVESHA3, REG_HWCAP2, 5) + FEAT_DEF(SVESM4, REG_HWCAP2, 6) + FEAT_DEF(FLAGM2, REG_HWCAP2, 7) + FEAT_DEF(FRINT, REG_HWCAP2, 8) + FEAT_DEF(SVEI8MM, REG_HWCAP2, 9) + FEAT_DEF(SVEF32MM, REG_HWCAP2, 10) + FEAT_DEF(SVEF64MM, REG_HWCAP2, 11) + FEAT_DEF(SVEBF16, REG_HWCAP2, 12) FEAT_DEF(AARCH64, REG_PLATFORM, 1) }; #endif /* RTE_ARCH */ -- 2.20.1