diff options
| author | Dmitry Chagin <dchagin@FreeBSD.org> | 2023-06-08 22:33:26 +0000 |
|---|---|---|
| committer | Dmitry Chagin <dchagin@FreeBSD.org> | 2023-06-08 22:33:26 +0000 |
| commit | cbbac560911521c0ded3e06e713107176855fae4 (patch) | |
| tree | b8386848cd9a01814011c860592bc335ec35624d /sys/x86/linux | |
| parent | 920184ed6e43b19f4b71253b55fd3ba66a7f0bb2 (diff) | |
Diffstat (limited to 'sys/x86/linux')
| -rw-r--r-- | sys/x86/linux/linux_x86_sigframe.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/sys/x86/linux/linux_x86_sigframe.h b/sys/x86/linux/linux_x86_sigframe.h index e5687069651f..c748073a3457 100644 --- a/sys/x86/linux/linux_x86_sigframe.h +++ b/sys/x86/linux/linux_x86_sigframe.h @@ -35,6 +35,20 @@ #ifndef _X86_LINUX_SIGFRAME_H_ #define _X86_LINUX_SIGFRAME_H_ +#define LINUX_UC_FP_XSTATE 0x1 + +#define LINUX_FP_XSTATE_MAGIC1 0x46505853U +#define LINUX_FP_XSTATE_MAGIC2 0x46505845U +#define LINUX_FP_XSTATE_MAGIC2_SIZE sizeof(uint32_t) + +struct l_fpx_sw_bytes { + uint32_t magic1; + uint32_t extended_size; + uint64_t xfeatures; + uint32_t xstate_size; + uint32_t padding[7]; +}; + #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32)) /* The Linux sigcontext, pretty much a standard 386 trapframe. */ @@ -140,7 +154,11 @@ struct l_fpstate { u_int32_t mxcsr_mask; u_int8_t st[8][16]; u_int8_t xmm[16][16]; - u_int32_t reserved2[24]; + u_int32_t reserved2[12]; + union { + u_int32_t reserved3[12]; + struct l_fpx_sw_bytes sw_reserved; + }; } __aligned(16); struct l_sigcontext { |