From 858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c Mon Sep 17 00:00:00 2001 From: Bertrand Marquis Date: Tue, 18 Aug 2020 14:47:39 +0100 Subject: [PATCH] xen/arm: Enable CPU Erratum 1165522 for Neoverse Enable CPU erratum of Speculative AT on the Neoverse N1 processor versions r0p0 to r2p0. Also Fix Cortex A76 Erratum string which had a wrong errata number. Signed-off-by: Bertrand Marquis Acked-by: Julien Grall --- xen/arch/arm/cpuerrata.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/xen/arch/arm/cpuerrata.c b/xen/arch/arm/cpuerrata.c index 0248893de0..6c09017515 100644 --- a/xen/arch/arm/cpuerrata.c +++ b/xen/arch/arm/cpuerrata.c @@ -476,9 +476,15 @@ static const struct arm_cpu_capabilities arm_errata[] = { .matches = has_ssbd_mitigation, }, #endif + { + /* Neoverse r0p0 - r2p0 */ + .desc = "ARM erratum 1165522", + .capability = ARM64_WORKAROUND_AT_SPECULATE, + MIDR_RANGE(MIDR_NEOVERSE_N1, 0, 2 << MIDR_VARIANT_SHIFT), + }, { /* Cortex-A76 r0p0 - r2p0 */ - .desc = "ARM erratum 116522", + .desc = "ARM erratum 1165522", .capability = ARM64_WORKAROUND_AT_SPECULATE, MIDR_RANGE(MIDR_CORTEX_A76, 0, 2 << MIDR_VARIANT_SHIFT), }, -- 2.39.5