mirror of
https://git.rtems.org/rtems-libbsd/
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97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
/**
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* @file
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*
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* @ingroup rtems_bsd_rtems
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*
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* @brief TODO.
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*/
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/*
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* Copyright (c) 2009, 2010 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Obere Lagerstr. 30
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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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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#include <freebsd/machine/rtems-bsd-config.h>
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#include <freebsd/sys/param.h>
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#include <freebsd/sys/types.h>
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#include <freebsd/sys/systm.h>
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#include <freebsd/sys/kernel.h>
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#include <freebsd/sys/lock.h>
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#include <freebsd/sys/mutex.h>
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#include <freebsd/sys/proc.h>
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#include <freebsd/bsd.h>
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/* In FreeBSD this is a local function */
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void mi_startup(void);
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int hz;
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int tick;
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int maxusers; /* base tunable */
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static struct pcpu FIXME_pcpu[MAXCPU];
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/*
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* Initialize per cpu data structures. Based off
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* of the freeBSD mips method mips_pcpu0_init()
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*/
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static void
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pcpu0_init()
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{
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/* Initialize pcpu info of cpu-zero */
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pcpu_init((char *)&FIXME_pcpu[0], 0, sizeof(struct pcpu));
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}
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rtems_status_code
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rtems_bsd_initialize(void)
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{
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rtems_status_code sc = RTEMS_SUCCESSFUL;
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hz = (int) rtems_clock_get_ticks_per_second();
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tick = 1000000 / hz;
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maxusers = 1;
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sc = rtems_timer_initiate_server(
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BSD_TASK_PRIORITY_TIMER,
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BSD_MINIMUM_TASK_STACK_SIZE,
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RTEMS_DEFAULT_ATTRIBUTES
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);
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if (sc != RTEMS_SUCCESSFUL) {
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return RTEMS_UNSATISFIED;
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}
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mutex_init();
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pcpu0_init();
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mi_startup();
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return RTEMS_SUCCESSFUL;
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}
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