The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/mips/adm5120/adm5120_machdep.c

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*-
    2  * Copyright (C) 2007 by Oleksandr Tymoshenko. All rights reserved.
    3  *
    4  * Redistribution and use in source and binary forms, with or without
    5  * modification, are permitted provided that the following conditions
    6  * are met:
    7  * 1. Redistributions of source code must retain the above copyright
    8  *    notice, this list of conditions and the following disclaimer.
    9  * 2. Redistributions in binary form must reproduce the above copyright
   10  *    notice, this list of conditions and the following disclaimer in the
   11  *    documentation and/or other materials provided with the distribution.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   14  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   15  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   16  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
   17  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   18  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   19  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   21  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
   22  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   23  * THE POSSIBILITY OF SUCH DAMAGE.
   24  *
   25  */
   26 
   27 #include <sys/cdefs.h>
   28 __FBSDID("$FreeBSD: releng/8.3/sys/mips/adm5120/adm5120_machdep.c 215938 2010-11-27 12:26:40Z jchandra $");
   29 
   30 #include "opt_ddb.h"
   31 
   32 #include <sys/param.h>
   33 #include <sys/conf.h>
   34 #include <sys/kernel.h>
   35 #include <sys/systm.h>
   36 #include <sys/imgact.h>
   37 #include <sys/bio.h>
   38 #include <sys/buf.h>
   39 #include <sys/bus.h>
   40 #include <sys/cpu.h>
   41 #include <sys/cons.h>
   42 #include <sys/exec.h>
   43 #include <sys/ucontext.h>
   44 #include <sys/proc.h>
   45 #include <sys/kdb.h>
   46 #include <sys/ptrace.h>
   47 #include <sys/reboot.h>
   48 #include <sys/signalvar.h>
   49 #include <sys/sysent.h>
   50 #include <sys/sysproto.h>
   51 #include <sys/user.h>
   52 
   53 #include <vm/vm.h>
   54 #include <vm/vm_object.h>
   55 #include <vm/vm_page.h>
   56 #include <vm/vm_pager.h>
   57 
   58 #include <machine/cache.h>
   59 #include <machine/clock.h>
   60 #include <machine/cpu.h>
   61 #include <machine/cpuinfo.h>
   62 #include <machine/cpufunc.h>
   63 #include <machine/cpuregs.h>
   64 #include <machine/hwfunc.h>
   65 #include <machine/intr_machdep.h>
   66 #include <machine/locore.h>
   67 #include <machine/md_var.h>
   68 #include <machine/pte.h>
   69 #include <machine/sigframe.h>
   70 #include <machine/trap.h>
   71 #include <machine/vmparam.h>
   72 
   73 extern int      *edata;
   74 extern int      *end;
   75 
   76 void
   77 platform_cpu_init()
   78 {
   79         /* Nothing special */
   80 }
   81 
   82 static void
   83 mips_init(void)
   84 {
   85         int i;
   86 
   87         printf("entry: mips_init()\n");
   88 
   89         bootverbose = 1;
   90         realmem = btoc(16 << 20);
   91 
   92         for (i = 0; i < 10; i++) {
   93                 phys_avail[i] = 0;
   94         }
   95 
   96         /* phys_avail regions are in bytes */
   97         phys_avail[0] = MIPS_KSEG0_TO_PHYS(kernel_kseg0_end);
   98         phys_avail[1] = ctob(realmem);
   99 
  100         physmem = realmem;
  101 
  102         init_param1();
  103         init_param2(physmem);
  104         mips_cpu_init();
  105         pmap_bootstrap();
  106         mips_proc0_init();
  107         mutex_init();
  108         kdb_init();
  109 #ifdef KDB
  110         if (boothowto & RB_KDB)
  111                 kdb_enter(KDB_WHY_BOOTFLAGS, "Boot flags requested debugger");
  112 #endif
  113 }
  114 
  115 void
  116 platform_halt(void)
  117 {
  118 
  119 }
  120 
  121 
  122 void
  123 platform_identify(void)
  124 {
  125 
  126 }
  127 
  128 void
  129 platform_reset(void)
  130 {
  131 
  132         __asm __volatile("li    $25, 0xbfc00000");
  133         __asm __volatile("j     $25");
  134 }
  135 
  136 void
  137 platform_trap_enter(void)
  138 {
  139 
  140 }
  141 
  142 void
  143 platform_trap_exit(void)
  144 {
  145 
  146 }
  147 
  148 void
  149 platform_start(__register_t a0 __unused, __register_t a1 __unused, 
  150     __register_t a2 __unused, __register_t a3 __unused)
  151 {
  152         vm_offset_t kernend;
  153         uint64_t platform_counter_freq = 175 * 1000 * 1000;
  154 
  155         /* clear the BSS and SBSS segments */
  156         kernend = (vm_offset_t)&end;
  157         memset(&edata, 0, kernend - (vm_offset_t)(&edata));
  158 
  159         mips_postboot_fixup();
  160 
  161         /* Initialize pcpu stuff */
  162         mips_pcpu0_init();
  163 
  164         cninit();
  165         mips_init();
  166         mips_timer_init_params(platform_counter_freq, 0);
  167 }

Cache object: 358c78b0a4d3fcb85b7194c3981978a7


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.