Subversion Repositories openhmc

/*
 *                              .--------------. .----------------. .------------.
 *                             | .------------. | .--------------. | .----------. |
 *                             | | ____  ____ | | | ____    ____ | | |   ______ | |
 *                             | ||_   ||   _|| | ||_   \  /   _|| | | .' ___  || |
 *       ___  _ __   ___ _ __  | |  | |__| |  | | |  |   \/   |  | | |/ .'   \_|| |
 *      / _ \| '_ \ / _ \ '_ \ | |  |  __  |  | | |  | |\  /| |  | | || |       | |
 *       (_) | |_) |  __/ | | || | _| |  | |_ | | | _| |_\/_| |_ | | |\ `.___.'\| |
 *      \___/| .__/ \___|_| |_|| ||____||____|| | ||_____||_____|| | | `._____.'| |
 *           | |               | |            | | |              | | |          | |
 *           |_|               | '------------' | '--------------' | '----------' |
 *                              '--------------' '----------------' '------------'
 *
 *  openHMC - An Open Source Hybrid Memory Cube Controller
 *  (C) Copyright 2014 Computer Architecture Group - University of Heidelberg
 *  www.ziti.uni-heidelberg.de
 *  B6, 26
 *  68159 Mannheim
 *  Germany
 *
 *  Contact: openhmc@ziti.uni-heidelberg.de
 *  http://ra.ziti.uni-heidelberg.de/openhmc
 *
 *   This source file is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU Lesser General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This source file is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public License
 *   along with this source file.  If not, see <http://www.gnu.org/licenses/>.
 *
 *
 */

`ifndef HMC_TYPES_SVH
`define HMC_TYPES_SVH

typedef enum bit [5:0] {
        HMC_FLOW_TYPE                           = 6'h00,
        HMC_WRITE_TYPE                          = 6'h08,
        HMC_MISC_WRITE_TYPE                     = 6'h10,
        HMC_POSTED_WRITE_TYPE           = 6'h18,
        HMC_POSTED_MISC_WRITE_TYPE      = 6'h20,
        HMC_MODE_READ_TYPE                      = 6'h28,
        HMC_READ_TYPE                           = 6'h30,
        HMC_RESPONSE_TYPE                       = 6'h38
} hmc_command_type;

typedef enum bit [5:0] {
        HMC_NULL                                = 6'h00,
        HMC_PRET                                = 6'h01,
        HMC_TRET                                = 6'h02,
        HMC_IRTRY                               = 6'h03,
        HMC_WRITE_16                    = 6'h08,
        HMC_WRITE_32                    = 6'h09,
        HMC_WRITE_48                    = 6'h0a,
        HMC_WRITE_64                    = 6'h0b,
        HMC_WRITE_80                    = 6'h0c,
        HMC_WRITE_96                    = 6'h0d,
        HMC_WRITE_112                   = 6'h0e,
        HMC_WRITE_128                   = 6'h0f,
        //-- misc write
        HMC_MODE_WRITE                  = 6'h10,
        HMC_BIT_WRITE                   = 6'h11,
        HMC_DUAL_8B_ADDI                = 6'h12,
        HMC_SINGLE_16B_ADDI             = 6'h13,
        
        HMC_POSTED_WRITE_16             = 6'h18,
        HMC_POSTED_WRITE_32             = 6'h19,
        HMC_POSTED_WRITE_48             = 6'h1a,
        HMC_POSTED_WRITE_64             = 6'h1b,
        HMC_POSTED_WRITE_80             = 6'h1c,
        HMC_POSTED_WRITE_96             = 6'h1d,
        HMC_POSTED_WRITE_112    = 6'h1e,
        HMC_POSTED_WRITE_128    = 6'h1f,
        
        HMC_POSTED_BIT_WRIT                     = 6'h21,
        HMC_POSTED_DUAL_8B_ADDI         = 6'h22,
        HMC_POSTED_SINGLE_16B_ADDI      = 6'h23,
        
        HMC_MODE_READ                   = 6'h28,
        
        HMC_READ_16                             = 6'h30,
        HMC_READ_32                             = 6'h31,
        HMC_READ_48                             = 6'h32,
        HMC_READ_64                             = 6'h33,
        HMC_READ_80                             = 6'h34,
        HMC_READ_96                             = 6'h35,
        HMC_READ_112                    = 6'h36,
        HMC_READ_128                    = 6'h37,
        HMC_READ_RESPONSE               = 6'h38,
        HMC_WRITE_RESPONSE              = 6'h39,
        HMC_MODE_READ_RESPONSE  = 6'h3A,
        HMC_MODE_WRITE_RESPONSE = 6'h3B,
        HMC_ERROR_RESPONSE              = 6'h3E
} hmc_command_encoding;

typedef enum {
        RESET,
        POWER_DOWN,
        INIT,
        PRBS,
        NULL_FLITS,
        TS1,
        NULL_FLITS_2,
        INITIAL_TRETS,
        LINK_UP,
        START_RETRY_INIT,
        CLEAR_RETRY,
        SEND_RETRY_PACKETS
} init_state_t;

`endif // HMC_TYPES_SVH