The branch main has been updated by andrew:
URL:
https://cgit.FreeBSD.org/src/commit/?id=8fee6b9ecc84d3602a461f1cd33df91e50849cdf
commit 8fee6b9ecc84d3602a461f1cd33df91e50849cdf
Author: Andrew Turner <and...@freebsd.org>
AuthorDate: 2025-09-15 12:05:05 +0000
Commit: Andrew Turner <and...@freebsd.org>
CommitDate: 2025-09-15 13:32:18 +0000
arm64: Add the new C1 CPU IDs
Add the Arm C1-Nano, C1-Pro, C1-Premium, and C1-Ultra CPUs from their
Technical Reference Manuals.
Sponsored by: Arm Ltd
---
sys/arm64/arm64/identcpu.c | 4 ++++
sys/arm64/include/cpu.h | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/sys/arm64/arm64/identcpu.c b/sys/arm64/arm64/identcpu.c
index a001be200518..01b4ece59861 100644
--- a/sys/arm64/arm64/identcpu.c
+++ b/sys/arm64/arm64/identcpu.c
@@ -232,6 +232,10 @@ static const struct cpu_parts cpu_parts_arm[] = {
{ CPU_PART_CORTEX_X2, "Cortex-X2" },
{ CPU_PART_CORTEX_X3, "Cortex-X3" },
{ CPU_PART_CORTEX_X4, "Cortex-X4" },
+ { CPU_PART_C1_NANO, "C1-Nano" },
+ { CPU_PART_C1_PRO, "C1-Pro" },
+ { CPU_PART_C1_PREMIUM, "C1-Premium" },
+ { CPU_PART_C1_ULTRA, "C1-Ultra" },
{ CPU_PART_NEOVERSE_E1, "Neoverse-E1" },
{ CPU_PART_NEOVERSE_N1, "Neoverse-N1" },
{ CPU_PART_NEOVERSE_N2, "Neoverse-N2" },
diff --git a/sys/arm64/include/cpu.h b/sys/arm64/include/cpu.h
index 07a783138f42..124da8c215ed 100644
--- a/sys/arm64/include/cpu.h
+++ b/sys/arm64/include/cpu.h
@@ -125,7 +125,11 @@
#define CPU_PART_NEOVERSE_V3 0xD84
#define CPU_PART_CORTEX_X925 0xD85
#define CPU_PART_CORTEX_A725 0xD87
+#define CPU_PART_C1_NANO 0xD8A
+#define CPU_PART_C1_PRO 0xD8B
+#define CPU_PART_C1_ULTRA 0xD8C
#define CPU_PART_NEOVERSE_N3 0xD8E
+#define CPU_PART_C1_PREMIUM 0xD90
/* Cavium Part numbers */
#define CPU_PART_THUNDERX 0x0A1
