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138 lines
3.7 KiB
C
138 lines
3.7 KiB
C
/* $NetBSD: cpu_arm.c,v 1.2 2013/11/11 13:52:04 jmcneill Exp $ */
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/*-
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* Copyright (c) 2011 Reinoud Zandijk <reinoud@netbsd.org>
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* Copyright (c) 2007, 2013 Jared D. McNeill <jmcneill@invisible.ca>
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Note that this machdep.c uses the `dummy' mcontext_t defined for usermode.
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* This is basicly a blob of PAGE_SIZE big. We might want to switch over to
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* non-generic mcontext_t's one day, but will this break non-NetBSD hosts?
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: cpu_arm.c,v 1.2 2013/11/11 13:52:04 jmcneill Exp $");
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/exec.h>
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#include <sys/buf.h>
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#include <sys/boot_flag.h>
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#include <sys/ucontext.h>
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#include <sys/utsname.h>
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#include <machine/pcb.h>
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#include <machine/psl.h>
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#include <uvm/uvm_extern.h>
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#include <uvm/uvm_page.h>
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#include <dev/mm.h>
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#include <machine/machdep.h>
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#include <machine/thunk.h>
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#include "opt_exec.h"
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/* from sys/arch/arm/include/frame.h : KEEP IN SYNC */
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struct sigframe_siginfo {
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siginfo_t sf_si; /* actual saved siginfo */
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ucontext_t sf_uc; /* actual saved ucontext */
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};
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void
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sendsig_siginfo(const ksiginfo_t *ksi, const sigset_t *mask)
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{
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panic("sendsig_siginfo not implemented");
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}
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void
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setregs(struct lwp *l, struct exec_package *pack, vaddr_t stack)
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{
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panic("sendsig_siginfo not implemented");
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}
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void
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md_syscall_get_syscallnumber(ucontext_t *ucp, uint32_t *code)
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{
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panic("md_syscall_get_syscallnumber not implemented");
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}
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int
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md_syscall_getargs(lwp_t *l, ucontext_t *ucp, int nargs, int argsize,
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register_t *args)
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{
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panic("md_syscall_getargs not implemented");
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return 0;
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}
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void
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md_syscall_set_returnargs(lwp_t *l, ucontext_t *ucp,
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int error, register_t *rval)
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{
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panic("md_syscall_set_returnargs not implemented");
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}
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register_t
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md_get_pc(ucontext_t *ucp)
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{
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unsigned int *reg = (unsigned int *)&ucp->uc_mcontext;
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return reg[15];
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}
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register_t
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md_get_sp(ucontext_t *ucp)
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{
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unsigned int *reg = (unsigned int *)&ucp->uc_mcontext;
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return reg[13];
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}
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int
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md_syscall_check_opcode(ucontext_t *ucp)
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{
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panic("md_syscall_check_opcode not implemented");
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return 0;
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}
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void
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md_syscall_get_opcode(ucontext_t *ucp, uint32_t *opcode)
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{
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panic("md_syscall_get_opcode not implemented");
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}
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void
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md_syscall_inc_pc(ucontext_t *ucp, uint32_t opcode)
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{
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panic("md_syscall_inc_pc not implemented");
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}
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void
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md_syscall_dec_pc(ucontext_t *ucp, uint32_t opcode)
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{
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panic("md_syscall_dec_pc not implemented");
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}
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