Mercurial > pygar

     1 // The MIT License

     2 

     3 // Copyright (c) 2009 Massachusetts Institute of Technology

     4 

     5 // Permission is hereby granted, free of charge, to any person obtaining a copy

     6 // of this software and associated documentation files (the "Software"), to deal

     7 // in the Software without restriction, including without limitation the rights

     8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

     9 // copies of the Software, and to permit persons to whom the Software is

    10 // furnished to do so, subject to the following conditions:

    11 

    12 // The above copyright notice and this permission notice shall be included in

    13 // all copies or substantial portions of the Software.

    14 

    15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

    16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

    17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

    18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

    19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

    20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

    21 // THE SOFTWARE.

    22 

    23 import Connectable::*;

    24 import GetPut::*;

    25 import ClientServer::*;

    26 

    27 

    28 import DataCacheBlocking::*;

    29 import InstCacheBlocking::*;

    30 import Processor::*;

    31 import MemArb::*;

    32 import MemTypes::*;

    33 

    34 `include "asim/provides/data_cache.bsh"

    35 `include "asim/provides/instruction_cache.bsh"

    36 

    37 interface CoreStats;

    38   interface DCacheStats dcache;

    39   interface ICacheStats icache;

    40   interface ProcStats proc;

    41 endinterface

    42 

    43 interface Core;

    44 

    45   // Interface from core to main memory

    46   interface Client#(MainMemReq,MainMemResp) mmem_client;

    47 

    48   // Statistics

    49   interface CoreStats stats;

    50 

    51   // CPU to Host

    52   interface CPUToHost tohost;

    53 

    54   // Interface to Audio Pipeline

    55   interface Audio audio;

    56 

    57 endinterface

    58 

    59 (* synthesize *)

    60 module mkCore(Core);

    61 

    62   // Instantiate the modules

    63   Proc proc <- mkProc();

    64   ICache#(InstReq,InstResp) icache <- mkInstCache();

    65   DCache#(DataReq,DataResp) dcache <- mkDataCache();

    66   MemArb marb <- mkMemArb();

    67 

    68   // Internal connections

    69   mkConnection( proc.statsEn_get,   icache.statsEn_put );

    70   mkConnection( proc.statsEn_get,   dcache.statsEn_put );

    71   mkConnection( proc.imem_client,   icache.proc_server );

    72   mkConnection( proc.dmem_client,   dcache.proc_server );

    73   mkConnection( icache.mmem_client, marb.cache0_server );

    74   mkConnection( dcache.mmem_client, marb.cache1_server );

    75 

    76   // Methods

    77   interface mmem_client = marb.mmem_client;

    78 

    79   interface CoreStats stats;

    80     interface dcache = dcache.stats;

    81     interface icache = icache.stats;

    82     interface proc = proc.stats;

    83   endinterface

    84 

    85   interface CPUToHost tohost = proc.tohost;

    86 

    87   interface Audio audio = proc.audio;

    88 	

    89 endmodule

    90
author	punk
date	Tue, 27 Apr 2010 09:03:28 -0400
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