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[PATCH v4 29/36] bsd-user/arm/target_arch_signal.h: arm machine context
From: |
Warner Losh |
Subject: |
[PATCH v4 29/36] bsd-user/arm/target_arch_signal.h: arm machine context and trapframe for signals |
Date: |
Thu, 4 Nov 2021 21:19:10 -0600 |
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Kyle Evans <kevans@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
---
bsd-user/arm/target_arch_signal.h | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/bsd-user/arm/target_arch_signal.h
b/bsd-user/arm/target_arch_signal.h
index 973183d99c..9527335cc9 100644
--- a/bsd-user/arm/target_arch_signal.h
+++ b/bsd-user/arm/target_arch_signal.h
@@ -54,4 +54,32 @@
#define TARGET_MINSIGSTKSZ (1024 * 4) /* min sig stack size
*/
#define TARGET_SIGSTKSZ (TARGET_MINSIGSTKSZ + 32768) /* recommended size
*/
+/*
+ * Floating point register state
+ */
+typedef struct target_mcontext_vfp {
+ abi_ullong mcv_reg[32];
+ abi_ulong mcv_fpscr;
+} target_mcontext_vfp_t;
+
+typedef struct target_mcontext {
+ abi_uint __gregs[TARGET__NGREG];
+
+ /*
+ * Originally, rest of this structure was named __fpu, 35 * 4 bytes
+ * long, never accessed from kernel.
+ */
+ abi_ulong mc_vfp_size;
+ abi_ptr mc_vfp_ptr;
+ abi_int mc_spare[33];
+} target_mcontext_t;
+
+#include "target_os_ucontext.h"
+
+struct target_sigframe {
+ target_siginfo_t sf_si; /* saved siginfo */
+ target_ucontext_t sf_uc; /* saved ucontext */
+ target_mcontext_vfp_t sf_vfp; /* actual saved VFP context */
+};
+
#endif /* !_TARGET_ARCH_SIGNAL_H_ */
--
2.33.0
- [PATCH v4 16/36] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs, (continued)
- [PATCH v4 16/36] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs, Warner Losh, 2021/11/04
- [PATCH v4 19/36] bsd-user/arm/target_arch_cpu.h: Implement data abort exceptions, Warner Losh, 2021/11/04
- [PATCH v4 23/36] bsd-user/arm/target_arch_sigtramp.h: Signal Trampoline for arm, Warner Losh, 2021/11/04
- [PATCH v4 22/36] bsd-user/arm/target_arch_vmparam.h: Parameters for arm address space, Warner Losh, 2021/11/04
- [PATCH v4 26/36] bsd-user/arm/target_arch_elf.h: arm get hwcap, Warner Losh, 2021/11/04
- [PATCH v4 33/36] bsd-user/arm/target_arch_signal.c: arm set_mcontext, Warner Losh, 2021/11/04
- [PATCH v4 20/36] bsd-user/arm/target_arch_cpu.h: Implement system call dispatch, Warner Losh, 2021/11/04
- [PATCH v4 24/36] bsd-user/arm/target_arch_thread.h: Routines to create and switch to a thread, Warner Losh, 2021/11/04
- [PATCH v4 29/36] bsd-user/arm/target_arch_signal.h: arm machine context and trapframe for signals,
Warner Losh <=
- [PATCH v4 21/36] bsd-user/arm/target_arch_reg.h: Implement core dump register copying, Warner Losh, 2021/11/04
- [PATCH v4 25/36] bsd-user/arm/target_arch_elf.h: arm defines for ELF, Warner Losh, 2021/11/04
- [PATCH v4 27/36] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl, Warner Losh, 2021/11/04
- [PATCH v4 28/36] bsd-user/arm/target_arch_signal.h: arm specific signal registers and stack, Warner Losh, 2021/11/04
- [PATCH v4 30/36] bsd-user/arm/target_arch_signal.h: Define size of *context_t, Warner Losh, 2021/11/04
- [PATCH v4 31/36] bsd-user/arm/target_arch_signal.c: arm set_sigtramp_args, Warner Losh, 2021/11/04
- [PATCH v4 32/36] bsd-user/arm/target_arch_signal.c: arm get_mcontext, Warner Losh, 2021/11/04