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412042e2ae
start getting userland libraries building. Reviewed by: imp Sponsored by: The FreeBSD Foundation
65 lines
2.1 KiB
C
65 lines
2.1 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_PCB_H_
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#define _MACHINE_PCB_H_
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#ifndef LOCORE
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struct trapframe;
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#define PCB_LR 30
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struct pcb {
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uint64_t pcb_x[31];
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uint64_t pcb_pc;
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/* These two need to be in order as we access them together */
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uint64_t pcb_sp;
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uint64_t pcb_tpidr_el0;
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vm_offset_t pcb_l1addr;
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/* Fault handler, the error value is passed in x0 */
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vm_offset_t pcb_onfault;
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/* Place last to simplify the asm to access the rest if the struct */
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__uint128_t pcb_vfp[32];
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uint32_t pcb_fpcr;
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uint32_t pcb_fpsr;
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u_int pcb_fpflags;
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#define PCB_FP_STARTED 0x01
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u_int pcb_vfpcpu; /* Last cpu this thread ran VFP code */
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};
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#ifdef _KERNEL
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void makectx(struct trapframe *tf, struct pcb *pcb);
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int savectx(struct pcb *pcb) __returns_twice;
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#endif
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#endif /* !LOCORE */
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#endif /* !_MACHINE_PCB_H_ */
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