util/m5/m5op.s

   1 /*
   2  * Copyright (c) 2003 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * 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  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <machine/asm.h>
  30 #include <regdef.h>
  31
  32 #define m5_op 0x01
  33
  34 #define arm_func 0x00
  35 #define quiesce_func 0x01
  36 #define ivlb_func 0x10
  37 #define ivle_func 0x11
  38 #define exit_old_func 0x20 // deprectated!
  39 #define exit_func 0x21
  40 #define initparam_func 0x30
  41 #define resetstats_func 0x40
  42 #define dumpstats_func 0x41
  43 #define dumprststats_func 0x42
  44 #define ckpt_func 0x43
  45
  46 #define INST(op, ra, rb, func) \
  47         .long (((op) << 26) | ((ra) << 21) | ((rb) << 16) | (func))
  48
  49 #define ARM(reg) INST(m5_op, reg, 0, arm_func)
  50 #define QUIESCE() INST(m5_op, 0, 0, quiesce_func)
  51 #define IVLB(reg) INST(m5_op, reg, 0, ivlb_func)
  52 #define IVLE(reg) INST(m5_op, reg, 0, ivle_func)
  53 #define M5EXIT(reg) INST(m5_op, reg, 0, exit_func)
  54 #define INITPARAM(reg) INST(m5_op, reg, 0, initparam_func)
  55 #define RESET_STATS(r1, r2) INST(m5_op, r1, r2, resetstats_func)
  56 #define DUMP_STATS(r1, r2) INST(m5_op, r1, r2, dumpstats_func)
  57 #define DUMPRST_STATS(r1, r2) INST(m5_op, r1, r2, dumprststats_func)
  58 #define CHECKPOINT(r1, r2) INST(m5_op, r1, r2, ckpt_func)
  59
  60         .set noreorder
  61
  62         .align 4
  63 LEAF(arm)
  64         ARM(16)
  65         RET
  66 END(arm)
  67
  68         .align 4
  69 LEAF(quiesce)
  70         QUIESCE()
  71         RET
  72 END(quiesce)
  73
  74         .align 4
  75 LEAF(ivlb)
  76         IVLB(16)
  77         RET
  78 END(ivlb)
  79
  80         .align 4
  81 LEAF(ivle)
  82         IVLE(16)
  83         RET
  84 END(ivle)
  85
  86         .align 4
  87 LEAF(m5exit)
  88         M5EXIT(16)
  89         RET
  90 END(m5exit)
  91
  92         .align 4
  93 LEAF(initparam)
  94         INITPARAM(0)
  95         RET
  96 END(initparam)
  97
  98         .align 4
  99 LEAF(reset_stats)
 100         RESET_STATS(16, 17)
 101         RET
 102 END(reset_stats)
 103
 104         .align 4
 105 LEAF(dump_stats)
 106         DUMP_STATS(16, 17)
 107         RET
 108 END(dump_stats)
 109
 110         .align 4
 111 LEAF(dumpreset_stats)
 112         DUMPRST_STATS(16, 17)
 113         RET
 114 END(dumpreset_stats)
 115
 116         .align 4
 117 LEAF(checkpoint)
 118         CHECKPOINT(16, 17)
 119         RET
 120 END(checkpoint)
 121