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| author | Xuelei Zhang <zhangxuelei4@huawei.com> | 2019-12-19 14:55:06 +0000 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-12-19 16:31:04 -0300 |
| commit | 0db8e7b36665fa90c53161742dedab21d786924c (patch) | |
| tree | c2242fd20c6207c70216e304b818de2ff61b0834 | |
| parent | a7611806d5f4163656a2f5d21d349b5e7c4170e0 (diff) | |
| download | glibc-0db8e7b36665fa90c53161742dedab21d786924c.tar.gz | |
aarch64: Add Huawei Kunpeng to tunable cpu list
Kunpeng processer is a 64-bit Arm-compatible CPU released by Huawei,
and we have already signed a copyright assignement with the FSF.
This patch adds its to cpu list, and related macro for IFUNC.
Checked on aarch64-linux-gnu.
Reviewed-by: Szabolcs Nagy <Szabolcs.Nagy@arm.com>
| -rw-r--r-- | manual/tunables.texi | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/cpu-features.c | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/cpu-features.h | 3 |
3 files changed, 5 insertions, 1 deletions
diff --git a/manual/tunables.texi b/manual/tunables.texi index 1687f9c939..ec18b10834 100644 --- a/manual/tunables.texi +++ b/manual/tunables.texi @@ -372,7 +372,7 @@ This tunable is specific to powerpc, powerpc64 and powerpc64le. The @code{glibc.cpu.name=xxx} tunable allows the user to tell @theglibc{} to assume that the CPU is @code{xxx} where xxx may have one of these values: @code{generic}, @code{falkor}, @code{thunderxt88}, @code{thunderx2t99}, -@code{thunderx2t99p1}, @code{ares}, @code{emag}. +@code{thunderx2t99p1}, @code{ares}, @code{emag}, @code{kunpeng}. This tunable is specific to aarch64. @end deftp diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.c b/sysdeps/unix/sysv/linux/aarch64/cpu-features.c index 4fc241a6e5..d0e50d0898 100644 --- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.c +++ b/sysdeps/unix/sysv/linux/aarch64/cpu-features.c @@ -38,6 +38,7 @@ static struct cpu_list cpu_list[] = { {"phecda", 0x680F0000}, {"ares", 0x411FD0C0}, {"emag", 0x503F0001}, + {"kunpeng", 0x481FD010}, {"generic", 0x0} }; diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h index 0fa57dc66f..87c4995627 100644 --- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h +++ b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h @@ -57,6 +57,9 @@ #define IS_EMAG(midr) (MIDR_IMPLEMENTOR(midr) == 'P' \ && MIDR_PARTNUM(midr) == 0x000) +#define IS_KUNPENG(midr) (MIDR_IMPLEMENTOR(midr) == 'H' \ + && MIDR_PARTNUM(midr) == 0xd01) + struct cpu_features { uint64_t midr_el1; |