diff --git a/lib/cpus/aarch64/neoverse_v2.S b/lib/cpus/aarch64/neoverse_v2.S index ca66f8dd6..f56a5e86d 100644 --- a/lib/cpus/aarch64/neoverse_v2.S +++ b/lib/cpus/aarch64/neoverse_v2.S @@ -22,6 +22,13 @@ #error "Neoverse V2 supports only AArch64. Compile with CTX_INCLUDE_AARCH32_REGS=0" #endif +/* Disable hardware page aggregation. Enables mitigation for `CVE-2024-5660` */ +workaround_reset_start neoverse_v2, CVE(2024, 5660), WORKAROUND_CVE_2024_5660 + sysreg_bit_set NEOVERSE_V2_CPUECTLR_EL1, BIT(46) +workaround_reset_end neoverse_v2, CVE(2024, 5660) + +check_erratum_ls neoverse_v2, CVE(2024, 5660), CPU_REV(0, 2) + workaround_reset_start neoverse_v2, ERRATUM(2331132), ERRATA_V2_2331132 sysreg_bitfield_insert NEOVERSE_V2_CPUECTLR2_EL1, NEOVERSE_V2_CPUECTLR2_EL1_PF_MODE_CNSRV, \ NEOVERSE_V2_CPUECTLR2_EL1_PF_MODE_LSB, NEOVERSE_V2_CPUECTLR2_EL1_PF_MODE_WIDTH