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Diffstat (limited to 'gdb/arch/aarch64-gcs-linux.h')
-rw-r--r-- | gdb/arch/aarch64-gcs-linux.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/gdb/arch/aarch64-gcs-linux.h b/gdb/arch/aarch64-gcs-linux.h new file mode 100644 index 0000000..018ca37 --- /dev/null +++ b/gdb/arch/aarch64-gcs-linux.h @@ -0,0 +1,44 @@ +/* Common Linux target-dependent definitions for AArch64 GCS + + Copyright (C) 2025 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#ifndef GDB_ARCH_AARCH64_GCS_LINUX_H +#define GDB_ARCH_AARCH64_GCS_LINUX_H + +#include <stdint.h> + +/* Feature check for Guarded Control Stack. */ +#ifndef HWCAP_GCS +#define HWCAP_GCS (1ULL << 32) +#endif + +/* Make sure we only define these if the kernel header doesn't. */ +#ifndef GCS_MAGIC + +/* GCS state (NT_ARM_GCS). */ + +struct user_gcs +{ + uint64_t features_enabled; + uint64_t features_locked; + uint64_t gcspr_el0; +}; + +#endif /* GCS_MAGIC */ + +#endif /* GDB_ARCH_AARCH64_GCS_LINUX_H */ |