256 lines
7.2 KiB
C
256 lines
7.2 KiB
C
/* $NetBSD: mach_host.c,v 1.27 2003/12/29 01:30:27 manu Exp $ */
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/*-
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* Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Emmanuel Dreyfus
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mach_host.c,v 1.27 2003/12/29 01:30:27 manu Exp $");
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#include <sys/types.h>
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#include <sys/malloc.h>
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/signal.h>
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#include <sys/proc.h>
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#include <uvm/uvm_extern.h>
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#include <uvm/uvm_param.h>
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#include <compat/mach/mach_types.h>
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#include <compat/mach/mach_host.h>
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#include <compat/mach/mach_port.h>
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#include <compat/mach/mach_clock.h>
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#include <compat/mach/mach_errno.h>
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#include <compat/mach/mach_services.h>
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int
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mach_host_info(args)
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struct mach_trap_args *args;
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{
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mach_host_info_request_t *req = args->smsg;
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mach_host_info_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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mach_host_info_reply_simple_t *reps;
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*msglen = sizeof(*rep);
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mach_set_header(rep, req, *msglen);
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switch(req->req_flavor) {
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case MACH_HOST_BASIC_INFO: {
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struct mach_host_basic_info *info
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= (struct mach_host_basic_info *)&rep->rep_data[0];
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rep->rep_msgh.msgh_size = sizeof(*reps)
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- sizeof(rep->rep_trailer) + sizeof(*info);
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rep->rep_count = sizeof(*info) / sizeof(mach_integer_t);
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mach_host_basic_info(info);
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break;
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}
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case MACH_HOST_PRIORITY_INFO: {
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struct mach_host_priority_info *info
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= (struct mach_host_priority_info *)&rep->rep_data[0];
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rep->rep_msgh.msgh_size = sizeof(*reps)
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- sizeof(rep->rep_trailer) + sizeof(*info);
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rep->rep_count = sizeof(*info) / sizeof(mach_integer_t);
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mach_host_priority_info(info);
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break;
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}
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case MACH_HOST_SEMAPHORE_TRAPS:
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case MACH_HOST_MACH_MSG_TRAP:
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reps = (mach_host_info_reply_simple_t *)rep;
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reps->rep_msgh.msgh_size =
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sizeof(*reps) - sizeof(reps->rep_trailer);
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*msglen = sizeof(*reps);
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break;
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case MACH_HOST_SCHED_INFO: {
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struct mach_host_sched_info *info
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= (struct mach_host_sched_info *)&rep->rep_data[0];
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rep->rep_msgh.msgh_size = sizeof(*reps)
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- sizeof(rep->rep_trailer) + sizeof(*info);
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rep->rep_count = sizeof(*info) / sizeof(mach_integer_t);
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info->min_timeout = 1000 / hz; /* XXX timout in ms */
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info->min_quantum = 1000 / hz; /* quantum in ms */
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break;
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}
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case MACH_HOST_RESOURCE_SIZES:
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uprintf("mach_host_info() Unimplemented host_info flavor %d\n",
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req->req_flavor);
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default:
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uprintf("Unknown host_info flavor %d\n", req->req_flavor);
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rep->rep_retval = native_to_mach_errno[EINVAL];
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break;
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}
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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int
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mach_host_page_size(args)
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struct mach_trap_args *args;
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{
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mach_host_page_size_request_t *req = args->smsg;
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mach_host_page_size_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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*msglen = sizeof(*rep);
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mach_set_header(rep, req, *msglen);
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rep->rep_page_size = PAGE_SIZE;
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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int
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mach_host_get_clock_service(args)
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struct mach_trap_args *args;
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{
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mach_host_get_clock_service_request_t *req = args->smsg;
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mach_host_get_clock_service_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_right *mr;
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mr = mach_right_get(mach_clock_port, l, MACH_PORT_TYPE_SEND, 0);
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*msglen = sizeof(*rep);
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mach_set_header(rep, req, *msglen);
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mach_add_port_desc(rep, mr->mr_name);
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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void
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mach_host_priority_info(info)
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struct mach_host_priority_info *info;
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{
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/* XXX One day, try to fill this correctly */
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info->kernel_priority = 0x50;
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info->system_priority = 0x50;
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info->server_priority = 0x40;
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info->user_priority = 0x1f;
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info->depress_priority = 0x00;
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info->idle_priority = 0x00;
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info->minimum_priority = 0x00;
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info->maximum_priority = 0x4f;
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return;
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}
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int
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mach_host_get_io_master(args)
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struct mach_trap_args *args;
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{
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mach_host_get_io_master_request_t *req = args->smsg;
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mach_host_get_io_master_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_right *mr;
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mr = mach_right_get(mach_io_master_port, l, MACH_PORT_TYPE_SEND, 0);
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*msglen = sizeof(*rep);
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mach_set_header(rep, req, *msglen);
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mach_add_port_desc(rep, mr->mr_name);
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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int
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mach_processor_set_default(args)
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struct mach_trap_args *args;
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{
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mach_processor_set_default_request_t *req = args->smsg;
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mach_processor_set_default_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_right *mr;
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struct mach_port *mp;
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mp = mach_port_get();
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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*msglen = sizeof(*rep);
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mach_set_header(rep, req, *msglen);
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mach_add_port_desc(rep, mr->mr_name);
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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int
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mach_host_processor_set_priv(args)
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struct mach_trap_args *args;
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{
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mach_host_processor_set_priv_request_t *req = args->smsg;
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mach_host_processor_set_priv_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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mach_port_t mn;
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struct mach_right *mr;
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struct mach_right *smr;
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struct mach_port *smp;
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mn = req->req_set.name;
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if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
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return mach_msg_error(args, EINVAL);
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smp = mach_port_get();
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smr = mach_right_get(smp, l, MACH_PORT_TYPE_SEND, 0);
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*msglen = sizeof(*rep);
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mach_set_header(rep, req, *msglen);
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mach_add_port_desc(rep, smr->mr_name);
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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