diff options
Diffstat (limited to 'sysdeps/unix/sysv')
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/cpu-features.h | 77 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/libc-start.c | 33 |
2 files changed, 0 insertions, 110 deletions
diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h deleted file mode 100644 index 77a782422a..0000000000 --- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h +++ /dev/null @@ -1,77 +0,0 @@ -/* Initialize CPU feature data. AArch64 version. - This file is part of the GNU C Library. - Copyright (C) 2017-2024 Free Software Foundation, Inc. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#ifndef _CPU_FEATURES_AARCH64_H -#define _CPU_FEATURES_AARCH64_H - -#include <stdint.h> -#include <stdbool.h> - -#define MIDR_PARTNUM_SHIFT 4 -#define MIDR_PARTNUM_MASK (0xfff << MIDR_PARTNUM_SHIFT) -#define MIDR_PARTNUM(midr) \ - (((midr) & MIDR_PARTNUM_MASK) >> MIDR_PARTNUM_SHIFT) -#define MIDR_ARCHITECTURE_SHIFT 16 -#define MIDR_ARCHITECTURE_MASK (0xf << MIDR_ARCHITECTURE_SHIFT) -#define MIDR_ARCHITECTURE(midr) \ - (((midr) & MIDR_ARCHITECTURE_MASK) >> MIDR_ARCHITECTURE_SHIFT) -#define MIDR_VARIANT_SHIFT 20 -#define MIDR_VARIANT_MASK (0xf << MIDR_VARIANT_SHIFT) -#define MIDR_VARIANT(midr) \ - (((midr) & MIDR_VARIANT_MASK) >> MIDR_VARIANT_SHIFT) -#define MIDR_IMPLEMENTOR_SHIFT 24 -#define MIDR_IMPLEMENTOR_MASK (0xff << MIDR_IMPLEMENTOR_SHIFT) -#define MIDR_IMPLEMENTOR(midr) \ - (((midr) & MIDR_IMPLEMENTOR_MASK) >> MIDR_IMPLEMENTOR_SHIFT) - -#define IS_THUNDERX(midr) (MIDR_IMPLEMENTOR(midr) == 'C' \ - && MIDR_PARTNUM(midr) == 0x0a1) - -#define IS_THUNDERX2PA(midr) (MIDR_IMPLEMENTOR(midr) == 'B' \ - && MIDR_PARTNUM(midr) == 0x516) -#define IS_THUNDERX2(midr) (MIDR_IMPLEMENTOR(midr) == 'C' \ - && MIDR_PARTNUM(midr) == 0xaf) - -#define IS_NEOVERSE_N1(midr) (MIDR_IMPLEMENTOR(midr) == 'A' \ - && MIDR_PARTNUM(midr) == 0xd0c) -#define IS_NEOVERSE_N2(midr) (MIDR_IMPLEMENTOR(midr) == 'A' \ - && MIDR_PARTNUM(midr) == 0xd49) -#define IS_NEOVERSE_V1(midr) (MIDR_IMPLEMENTOR(midr) == 'A' \ - && MIDR_PARTNUM(midr) == 0xd40) - -#define IS_EMAG(midr) (MIDR_IMPLEMENTOR(midr) == 'P' \ - && MIDR_PARTNUM(midr) == 0x000) - -#define IS_KUNPENG920(midr) (MIDR_IMPLEMENTOR(midr) == 'H' \ - && MIDR_PARTNUM(midr) == 0xd01) - -#define IS_A64FX(midr) (MIDR_IMPLEMENTOR(midr) == 'F' \ - && MIDR_PARTNUM(midr) == 0x001) - -struct cpu_features -{ - uint64_t midr_el1; - unsigned zva_size; - bool bti; - /* Currently, the GLIBC memory tagging tunable only defines 8 bits. */ - uint8_t mte_state; - bool sve; - bool mops; -}; - -#endif /* _CPU_FEATURES_AARCH64_H */ diff --git a/sysdeps/unix/sysv/linux/aarch64/libc-start.c b/sysdeps/unix/sysv/linux/aarch64/libc-start.c deleted file mode 100644 index a29384954d..0000000000 --- a/sysdeps/unix/sysv/linux/aarch64/libc-start.c +++ /dev/null @@ -1,33 +0,0 @@ -/* Override csu/libc-start.c on AArch64. - Copyright (C) 2017-2024 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#ifndef SHARED - -/* Mark symbols hidden in static PIE for early self relocation to work. */ -# if BUILD_PIE_DEFAULT -# pragma GCC visibility push(hidden) -# endif -# include <ldsodefs.h> -# include <cpu-features.c> - -extern struct cpu_features _dl_aarch64_cpu_features; - -# define ARCH_INIT_CPU_FEATURES() init_cpu_features (&_dl_aarch64_cpu_features) - -#endif -#include <csu/libc-start.c> |