Merge "feat(cpus): support to update External LLC presence in Neoverse V2" into integration
diff --git a/include/lib/cpus/aarch64/neoverse_v2.h b/include/lib/cpus/aarch64/neoverse_v2.h
index 39a6607..1171e95 100644
--- a/include/lib/cpus/aarch64/neoverse_v2.h
+++ b/include/lib/cpus/aarch64/neoverse_v2.h
@@ -16,6 +16,7 @@
* CPU Extended Control register specific definitions
******************************************************************************/
#define NEOVERSE_V2_CPUECTLR_EL1 S3_0_C15_C1_4
+#define NEOVERSE_V2_CPUECTLR_EL1_EXTLLC_BIT (ULL(1) << 0)
/*******************************************************************************
* CPU Power Control register specific definitions
diff --git a/lib/cpus/aarch64/neoverse_v2.S b/lib/cpus/aarch64/neoverse_v2.S
index d4b3a96..3179918 100644
--- a/lib/cpus/aarch64/neoverse_v2.S
+++ b/lib/cpus/aarch64/neoverse_v2.S
@@ -109,6 +109,11 @@
cpu_reset_func_start neoverse_v2
/* Disable speculative loads */
msr SSBS, xzr
+
+#if NEOVERSE_Vx_EXTERNAL_LLC
+ /* Some systems may have External LLC, core needs to be made aware */
+ sysreg_bit_set NEOVERSE_V2_CPUECTLR_EL1, NEOVERSE_V2_CPUECTLR_EL1_EXTLLC_BIT
+#endif
cpu_reset_func_end neoverse_v2
errata_report_shim neoverse_v2