e2aceedd5a
kernel from usermode. The remaining user windows are spilled to the pcb as necessary. The user land window fault handlers fill directly from the pcb on return. Add system call entry points. Submitted by: tmm
87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
/*-
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* Copyright (c) 2001 Jake Burkholder.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_FRAME_H_
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#define _MACHINE_FRAME_H_
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#define SPOFF 2047
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struct trapframe {
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u_long tf_global[8];
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u_long tf_out[8];
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u_long tf_pil;
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u_long tf_tnpc;
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u_long tf_tpc;
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u_long tf_tstate;
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u_long tf_type;
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void *tf_arg;
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};
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#define tf_sp tf_out[6]
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struct mmuframe {
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u_long mf_sfar;
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u_long mf_sfsr;
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u_long mf_tar;
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};
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struct kdbframe {
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u_long kf_fp;
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u_long kf_cfp;
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u_long kf_canrestore;
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u_long kf_cansave;
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u_long kf_cleanwin;
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u_long kf_cwp;
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u_long kf_otherwin;
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};
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struct clockframe {
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struct trapframe cf_tf;
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};
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struct frame {
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u_long f_local[8];
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u_long f_in[8];
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u_long f_pad[8];
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};
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#define f_fp f_in[6]
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#define f_pc f_in[7]
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/*
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* Frame used for pcb_wscratch.
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*/
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struct wsframe {
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u_long wsf_local[8];
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u_long wsf_in[8];
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u_long wsf_sp;
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u_long wsf_inuse;
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};
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int kdb_trap(struct trapframe *tf);
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#endif /* !_MACHINE_FRAME_H_ */
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