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[PULL 29/37] bsd-user/arm/target_arch_signal.h: arm specific signal regi
From: |
Warner Losh |
Subject: |
[PULL 29/37] bsd-user/arm/target_arch_signal.h: arm specific signal registers and stack |
Date: |
Sat, 8 Jan 2022 00:37:29 -0700 |
Defines for registers and stack layout related to signals.
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
bsd-user/arm/target_arch_signal.h | 57 +++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 bsd-user/arm/target_arch_signal.h
diff --git a/bsd-user/arm/target_arch_signal.h
b/bsd-user/arm/target_arch_signal.h
new file mode 100644
index 00000000000..973183d99ca
--- /dev/null
+++ b/bsd-user/arm/target_arch_signal.h
@@ -0,0 +1,57 @@
+/*
+ * arm signal definitions
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * 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 2 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 _TARGET_ARCH_SIGNAL_H_
+#define _TARGET_ARCH_SIGNAL_H_
+
+#include "cpu.h"
+
+#define TARGET_REG_R0 0
+#define TARGET_REG_R1 1
+#define TARGET_REG_R2 2
+#define TARGET_REG_R3 3
+#define TARGET_REG_R4 4
+#define TARGET_REG_R5 5
+#define TARGET_REG_R6 6
+#define TARGET_REG_R7 7
+#define TARGET_REG_R8 8
+#define TARGET_REG_R9 9
+#define TARGET_REG_R10 10
+#define TARGET_REG_R11 11
+#define TARGET_REG_R12 12
+#define TARGET_REG_R13 13
+#define TARGET_REG_R14 14
+#define TARGET_REG_R15 15
+#define TARGET_REG_CPSR 16
+#define TARGET__NGREG 17
+/* Convenience synonyms */
+#define TARGET_REG_FP TARGET_REG_R11
+#define TARGET_REG_SP TARGET_REG_R13
+#define TARGET_REG_LR TARGET_REG_R14
+#define TARGET_REG_PC TARGET_REG_R15
+
+#define TARGET_INSN_SIZE 4 /* arm instruction size */
+
+/* Size of the signal trampolin code. See _sigtramp(). */
+#define TARGET_SZSIGCODE ((abi_ulong)(9 * TARGET_INSN_SIZE))
+
+/* compare to arm/include/_limits.h */
+#define TARGET_MINSIGSTKSZ (1024 * 4) /* min sig stack size
*/
+#define TARGET_SIGSTKSZ (TARGET_MINSIGSTKSZ + 32768) /* recommended size
*/
+
+#endif /* !_TARGET_ARCH_SIGNAL_H_ */
--
2.33.1
- [PULL 15/37] bsd-user/arm/target_arch_cpu.c: Target specific TLS routines, (continued)
- [PULL 15/37] bsd-user/arm/target_arch_cpu.c: Target specific TLS routines, Warner Losh, 2022/01/08
- [PULL 21/37] bsd-user/arm/target_arch_cpu.h: Implement system call dispatch, Warner Losh, 2022/01/08
- [PULL 23/37] bsd-user/arm/target_arch_vmparam.h: Parameters for arm address space, Warner Losh, 2022/01/08
- [PULL 17/37] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs, Warner Losh, 2022/01/08
- [PULL 22/37] bsd-user/arm/target_arch_reg.h: Implement core dump register copying, Warner Losh, 2022/01/08
- [PULL 10/37] bsd-user/x86_64/target_arch_signal.h: Fill in mcontext_t, Warner Losh, 2022/01/08
- [PULL 24/37] bsd-user/arm/target_arch_sigtramp.h: Signal Trampoline for arm, Warner Losh, 2022/01/08
- [PULL 31/37] bsd-user/arm/target_arch_signal.h: Define size of *context_t, Warner Losh, 2022/01/08
- [PULL 30/37] bsd-user/arm/target_arch_signal.h: arm machine context and trapframe for signals, Warner Losh, 2022/01/08
- [PULL 28/37] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl, Warner Losh, 2022/01/08
- [PULL 29/37] bsd-user/arm/target_arch_signal.h: arm specific signal registers and stack,
Warner Losh <=
- [PULL 33/37] bsd-user/arm/signal.c: arm get_mcontext, Warner Losh, 2022/01/08
- [PULL 34/37] bsd-user/arm/signal.c: arm set_mcontext, Warner Losh, 2022/01/08
- [PULL 37/37] bsd-user: add arm target build, Warner Losh, 2022/01/08
- [PULL 32/37] bsd-user/arm/signal.c: arm set_sigtramp_args, Warner Losh, 2022/01/08
- [PULL 36/37] bsd-user/freebsd/target_os_ucontext.h: Require TARGET_*CONTEXT_SIZE, Warner Losh, 2022/01/08
- [PULL 03/37] bsd-user: create a per-arch signal.c file, Warner Losh, 2022/01/08
- Re: [PULL 00/37] Bsd user arm patches, Richard Henderson, 2022/01/08