Home | History | Annotate | Line # | Download | only in include
frame.h revision 1.1.18.2 
      1 /* $NetBSD: frame.h,v 1.1.18.2 2017/12/03 11:36:39 jdolecek Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Matt Thomas of 3am Software Foundry.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _RISCV_FRAME_H_
     33 #define _RISCV_FRAME_H_
     34 
     35 #include <riscv/reg.h>
     36 
     37 struct trapframe {
     38 	struct reg tf_regs __aligned(8);
     39 	register_t tf_badvaddr;
     40 	register_t tf_pc;
     41 	uint32_t tf_cause;		// 32-bit register
     42 	uint32_t tf_sr;			// 32-bit register
     43 #define tf_reg		tf_regs.r_reg
     44 #define tf_a0		tf_reg[_X_A0]
     45 #define tf_t0		tf_reg[_X_T0]
     46 #define tf_v0		tf_reg[_X_V0]
     47 #define tf_v1		tf_reg[_X_V1]
     48 #define tf_ra		tf_reg[_X_RA]
     49 #define tf_sp		tf_reg[_X_SP]
     50 };
     51 
     52 #endif /* _RISCV_FRAME_H_ */
     53