On 18 Jan 2023, at 21:05, Allan Jude <allanj...@freebsd.org> wrote:
>
> The branch main has been updated by allanjude:
>
> URL:
> https://cgit.FreeBSD.org/src/commit/?id=fd5e9210598cfafbecc05b5ec03da25483833f90
>
> commit fd5e9210598cfafbecc05b5ec03da25483833f90
> Author: Allan Jude <allanj...@freebsd.org>
> AuthorDate: 2022-12-20 21:31:38 +0000
> Commit: Allan Jude <allanj...@freebsd.org>
> CommitDate: 2023-01-18 21:04:49 +0000
>
> Add CPU Ident for Qualcomm Kryo 400 (used in MS Dev Kit)
>
> Reviewed by: imp
> Sponsored by: Klara, Inc.
> Differential Revision: https://reviews.freebsd.org/D37767
> ---
> sys/arm64/arm64/identcpu.c | 10 +++++++++-
> sys/arm64/include/cpu.h | 5 +++++
> 2 files changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/sys/arm64/arm64/identcpu.c b/sys/arm64/arm64/identcpu.c
> index 4f176ceef0b8..dadb589e9294 100644
> --- a/sys/arm64/arm64/identcpu.c
> +++ b/sys/arm64/arm64/identcpu.c
> @@ -199,6 +199,7 @@ static const struct cpu_parts cpu_parts_arm[] = {
> { CPU_PART_NEOVERSE_N1, "Neoverse-N1" },
> { CPU_PART_NEOVERSE_N2, "Neoverse-N2" },
> { CPU_PART_NEOVERSE_V1, "Neoverse-V1" },
> + { CPU_PART_NEOVERSE_V2, "Neoverse-V2" },
This (and the #define) isn't for a Qualcomm core...
Jess
> CPU_PART_NONE,
> };
>
> @@ -215,6 +216,13 @@ static const struct cpu_parts cpu_parts_apm[] = {
> CPU_PART_NONE,
> };
>
> +/* Qualcomm */
> +static const struct cpu_parts cpu_parts_qcom[] = {
> + { CPU_PART_KRYO400_GOLD, "Kryo 400 Gold" },
> + { CPU_PART_KRYO400_SILVER, "Kryo 400 Silver" },
> + CPU_PART_NONE,
> +};
> +
> /* Unknown */
> static const struct cpu_parts cpu_parts_none[] = {
> CPU_PART_NONE,
> @@ -237,7 +245,7 @@ const struct cpu_implementers cpu_implementers[] = {
> { CPU_IMPL_INTEL, "Intel", cpu_parts_none },
> { CPU_IMPL_MARVELL, "Marvell", cpu_parts_none },
> { CPU_IMPL_NVIDIA, "NVIDIA", cpu_parts_none },
> - { CPU_IMPL_QUALCOMM, "Qualcomm", cpu_parts_none },
> + { CPU_IMPL_QUALCOMM, "Qualcomm", cpu_parts_qcom },
> CPU_IMPLEMENTER_NONE,
> };
>
> diff --git a/sys/arm64/include/cpu.h b/sys/arm64/include/cpu.h
> index 2318c9d54cf3..280a759a4f06 100644
> --- a/sys/arm64/include/cpu.h
> +++ b/sys/arm64/include/cpu.h
> @@ -111,6 +111,7 @@
> #define CPU_PART_CORTEX_X1C 0xD4C
> #define CPU_PART_CORTEX_A715 0xD4D
> #define CPU_PART_CORTEX_X3 0xD4E
> +#define CPU_PART_NEOVERSE_V2 0xD4F
>
> /* Cavium Part numbers */
> #define CPU_PART_THUNDERX 0x0A1
> @@ -126,6 +127,10 @@
> /* APM / Ampere Part Number */
> #define CPU_PART_EMAG8180 0x000
>
> +/* Qualcomm */
> +#define CPU_PART_KRYO400_GOLD 0x804
> +#define CPU_PART_KRYO400_SILVER 0x805
> +
> #define CPU_IMPL(midr) (((midr) >> 24) & 0xff)
> #define CPU_PART(midr) (((midr) >> 4) & 0xfff)
> #define CPU_VAR(midr) (((midr) >> 20) & 0xf)
