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Diffstat (limited to 'sys/ia64/include/frame.h')
| -rw-r--r-- | sys/ia64/include/frame.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/sys/ia64/include/frame.h b/sys/ia64/include/frame.h new file mode 100644 index 0000000..2304770 --- /dev/null +++ b/sys/ia64/include/frame.h @@ -0,0 +1,114 @@ +/*- + * Copyright (c) 2000 Doug Rabson + * All rights reserved. + * + * 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 AUTHOR 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 AUTHOR 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. + * + * $FreeBSD$ + */ + +#ifndef _MACHINE_FRAME_H_ +#define _MACHINE_FRAME_H_ + +#include <machine/reg.h> + +/* + * Software trap, exception, and syscall frame. + * + * This is loosely based on the Linux pt_regs structure. When I + * understand things better, I might change it. + */ +struct trapframe { + u_int64_t tf_cr_iip; + u_int64_t tf_cr_ipsr; + u_int64_t tf_cr_isr; + u_int64_t tf_cr_ifa; + u_int64_t tf_pr; + u_int64_t tf_ar_rsc; + u_int64_t tf_ar_pfs; + u_int64_t tf_cr_ifs; + u_int64_t tf_ar_bspstore; + u_int64_t tf_ar_rnat; + u_int64_t tf_ar_bsp; + u_int64_t tf_ar_unat; + u_int64_t tf_ar_ccv; + u_int64_t tf_ar_fpsr; + + u_int64_t tf_b[8]; + + u_int64_t tf_r[31]; /* don't need to save r0 */ +#define FRAME_R1 0 +#define FRAME_GP 0 +#define FRAME_R2 1 +#define FRAME_R3 2 +#define FRAME_R4 3 +#define FRAME_R5 4 +#define FRAME_R6 5 +#define FRAME_R7 6 +#define FRAME_R8 7 +#define FRAME_R9 8 +#define FRAME_R10 9 +#define FRAME_R11 10 +#define FRAME_R12 11 +#define FRAME_SP 11 +#define FRAME_R13 12 +#define FRAME_TP 12 +#define FRAME_R14 13 +#define FRAME_R15 14 +#define FRAME_R16 15 +#define FRAME_R17 16 +#define FRAME_R18 17 +#define FRAME_R19 18 +#define FRAME_R20 19 +#define FRAME_R21 20 +#define FRAME_R22 21 +#define FRAME_R23 22 +#define FRAME_R24 23 +#define FRAME_R25 24 +#define FRAME_R26 25 +#define FRAME_R27 26 +#define FRAME_R28 27 +#define FRAME_R29 28 +#define FRAME_R30 29 +#define FRAME_R31 30 + + u_int64_t tf_pad1; + + /* + * We rely on the compiler to save/restore f2-f5 and + * f16-f31. We also tell the compiler to avoid f32-f127 + * completely so we don't worry about them at all. + */ + struct ia64_fpreg tf_f[10]; +#define FRAME_F6 0 +#define FRAME_F7 1 +#define FRAME_F8 2 +#define FRAME_F9 3 +#define FRAME_F10 3 +#define FRAME_F11 3 +#define FRAME_F12 3 +#define FRAME_F13 3 +#define FRAME_F14 3 +#define FRAME_F15 3 +}; + +#endif /* _MACHINE_FRAME_H_ */ |
