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charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: emaste X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: d971bc5220f7adb8a2bdfadc8e3ca7ffcf9ca843 Auto-Submitted: auto-generated Date: Thu, 26 Feb 2026 14:41:40 +0000 Message-Id: <69a05ba4.25d5b.4f9d2194@gitrepo.freebsd.org> The branch main has been updated by emaste: URL: https://cgit.FreeBSD.org/src/commit/?id=d971bc5220f7adb8a2bdfadc8e3ca7ffcf9ca843 commit d971bc5220f7adb8a2bdfadc8e3ca7ffcf9ca843 Author: Ed Maste AuthorDate: 2026-02-23 21:23:49 +0000 Commit: Ed Maste CommitDate: 2026-02-26 14:28:19 +0000 elf_common.h: Add AArch64 Memtag ABI constants Obtained from the Memtag ABI Extension to ELF for the Arm® 64-bit Architecture (AArch64) [1] [1] https://github.com/ARM-software/abi-aa/blob/main/memtagabielf64/memtagabielf64.rst#dynamic-section Reviewed by: andrew Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D55486 --- sys/sys/elf_common.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/sys/sys/elf_common.h b/sys/sys/elf_common.h index 42252d2e21af..b1ddbaaf39ab 100644 --- a/sys/sys/elf_common.h +++ b/sys/sys/elf_common.h @@ -471,6 +471,9 @@ typedef struct { #define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */ #define SHT_LOPROC 0x70000000 /* reserved range for processor */ +#define SHT_AARCH64_MEMTAG_GLOBALS_STATIC 0x70000007 +#define SHT_AARCH64_MEMTAG_GLOBALS_DYNAMIC 0x70000008 + #define SHT_ARM_EXIDX 0x70000001 /* Exception index table. */ #define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking pre-emption map. */ @@ -705,6 +708,11 @@ typedef struct { #define DT_AARCH64_BTI_PLT 0x70000001 #define DT_AARCH64_PAC_PLT 0x70000003 #define DT_AARCH64_VARIANT_PCS 0x70000005 +#define DT_AARCH64_MEMTAG_MODE 0x70000009 +#define DT_AARCH64_MEMTAG_HEAP 0x7000000b +#define DT_AARCH64_MEMTAG_STACK 0x7000000c +#define DT_AARCH64_MEMTAG_GLOBALS 0x7000000d +#define DT_AARCH64_MEMTAG_GLOBALSSZ 0x7000000f #define DT_ARM_SYMTABSZ 0x70000001 #define DT_ARM_PREEMPTMAP 0x70000002