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Diffstat (limited to 'sys/arm/include/ucontext.h')
| -rw-r--r-- | sys/arm/include/ucontext.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/sys/arm/include/ucontext.h b/sys/arm/include/ucontext.h new file mode 100644 index 000000000000..f4ce574f8d42 --- /dev/null +++ b/sys/arm/include/ucontext.h @@ -0,0 +1,87 @@ +/* $NetBSD: mcontext.h,v 1.4 2003/10/08 22:43:01 thorpej Exp $ */ + +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Klaus Klein and by Jason R. Thorpe of Wasabi Systems, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MACHINE_MCONTEXT_H_ +#define _MACHINE_MCONTEXT_H_ +/* + * General register state + */ +#define _NGREG 17 +typedef unsigned int __greg_t; +typedef __greg_t __gregset_t[_NGREG]; + +#define _REG_R0 0 +#define _REG_R1 1 +#define _REG_R2 2 +#define _REG_R3 3 +#define _REG_R4 4 +#define _REG_R5 5 +#define _REG_R6 6 +#define _REG_R7 7 +#define _REG_R8 8 +#define _REG_R9 9 +#define _REG_R10 10 +#define _REG_R11 11 +#define _REG_R12 12 +#define _REG_R13 13 +#define _REG_R14 14 +#define _REG_R15 15 +#define _REG_CPSR 16 +/* Convenience synonyms */ +#define _REG_FP _REG_R11 +#define _REG_SP _REG_R13 +#define _REG_LR _REG_R14 +#define _REG_PC _REG_R15 + +/* + * Floating point register state + */ +typedef struct { + __uint64_t mcv_reg[32]; + __uint32_t mcv_fpscr; +} mcontext_vfp_t; + +typedef struct { + __gregset_t __gregs; + + /* + * Originally, rest of this structure was named __fpu, 35 * 4 bytes + * long, never accessed from kernel. + */ + __size_t mc_vfp_size; + void *mc_vfp_ptr; + unsigned int mc_spare[33]; +} mcontext_t; + +#define UC_ +#endif /* !_MACHINE_MCONTEXT_H_ */ |