From d84ac74f8bc587b4aa04974a9f7f2a8fe837d838 Mon Sep 17 00:00:00 2001 From: Michal Orzel Date: Fri, 22 May 2026 09:35:57 +0200 Subject: [PATCH] xen/arm: Add C1-Premium definitions Add processor definitions for C1-Premium. These will be used for errata detection in subsequent patches. These values can be found in the C1-Premium TRM: https://developer.arm.com/documentation/109416/0100/ ... in section A.5.1 ("MIDR_EL1, Main ID Register"). Signed-off-by: Michal Orzel Reviewed-by: Julien Grall (cherry picked from commit 0315d10321518beb24c41bb595e9197cadec0693) --- xen/arch/arm/include/asm/processor.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/arch/arm/include/asm/processor.h b/xen/arch/arm/include/asm/processor.h index 1f8b2184fa..2405616534 100644 --- a/xen/arch/arm/include/asm/processor.h +++ b/xen/arch/arm/include/asm/processor.h @@ -106,6 +106,7 @@ #define ARM_CPU_PART_NEOVERSE_V3 0xD84 #define ARM_CPU_PART_CORTEX_X925 0xD85 #define ARM_CPU_PART_C1_ULTRA 0xD8C +#define ARM_CPU_PART_C1_PREMIUM 0xD90 #define MIDR_CORTEX_A12 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A12) #define MIDR_CORTEX_A17 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A17) @@ -137,6 +138,7 @@ #define MIDR_NEOVERSE_V3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V3) #define MIDR_CORTEX_X925 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X925) #define MIDR_C1_ULTRA MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_C1_ULTRA) +#define MIDR_C1_PREMIUM MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_C1_PREMIUM) /* MPIDR Multiprocessor Affinity Register */ #define _MPIDR_UP (30)