torc/bitstream/Virtex6.cpp

// Torc - Copyright 2011 University of Southern California.  All Rights Reserved.
// $HeadURL: https://torc-isi.svn.sourceforge.net/svnroot/torc-isi/branches/staging/0.9/src/torc/bitstream/Virtex6.cpp $
// $Id: Virtex6.cpp 10 2011-10-12 18:40:16Z nsteiner $

// This program is free software: you can redistribute it and/or modify it under the terms of the 
// GNU General Public License as published by the Free Software Foundation, either version 3 of the 
// License, or (at your option) any later version.
// 
// This program 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 General Public License for more details.
// 
// You should have received a copy of the GNU General Public License along with this program.  If 
// not, see <http://www.gnu.org/licenses/>.

#include "torc/bitstream/Virtex6.hpp"
#include <iostream>



/// \todo Warning: this will need to be moved elsewhere.
#include "torc/architecture/DDB.hpp"
#include "torc/architecture/XilinxDatabaseTypes.hpp"
#include "torc/common/DirectoryTree.hpp"
#include <fstream>


namespace torc {
namespace bitstream {

    const char* Virtex6::sPacketTypeName[ePacketTypeCount] = {
        "[UNKNOWN TYPE 0]", "TYPE1", "TYPE2", "[UNKNOWN TYPE 3]", "[UNKNOWN TYPE 4]", 
        "[UNKNOWN TYPE 5]", "[UNKNOWN TYPE 6]", "[UNKNOWN TYPE 7]"
    };

    const char* Virtex6::sOpcodeName[eOpcodeCount] = {
        "NOP", "READ", "WRITE", "RESERVED"
    };

    const char* Virtex6::sRegisterName[eRegisterCount] = {
        "CRC", "FAR", "FDRI", "FDRO", "CMD", "CTL0", "MASK", "STAT", "LOUT", "COR0", "MFWR", "CBC", 
        "IDCODE", "AXSS", "COR1", "CSOB", "WBSTAR", "TIMER", "[UNKNOWN REG 18]", 
        "[UNKNOWN REG 19]", "[UNKNOWN REG 20]", "[UNKNOWN REG 21]", "BOOTSTS", "[UNKNOWN REG 23]", 
        "CTL1", "[UNKNOWN REG 25]", "DWC"
    };

    const char* Virtex6::sCommandName[eCommandCount] = {
        "NULL", "WCFG", "MFW", "DGHIGH/LFRM", "RCFG", "START", "RCAP", "RCRC", "AGHIGH", "SWITCH", 
        "GRESTORE", "SHUTDOWN", "GCAPTURE", "DESYNCH", "Reserved", "IPROG", "CRCC", 
        "LTIMER"
    };

#define VALUES (const char*[])

    /// \see Control Register 0 (CTL0): UG360, v3.2, November 1, 2010, Table 6-28.
    const Bitstream::Subfield Virtex6::sCTL0[] = {
        {0x00000001,  0, "GTS_USER_B", "GTS_USER_B", 0, 
            // bitgen: n/a?
            // config: 0:"I/Os 3-stated", 1:"I/Os active"
            VALUES{"IoDisabled", "IoActive", 0}},
        {0x00000008,  3, "Persist", "PERSIST", 0, 
            // bitgen: No, Yes
            // config: 0:"No (default)", 1:"Yes"
            VALUES{"No", "Yes", 0}},
        {0x00000030,  4, "Security", "SBITS", 0, 
            // bitgen: None, Level1, Level2
            // config: 00:"Read/Write OK (default)", 01:"Readback disabled", 1x:"Both writes and 
            //  read disabled."
            VALUES{"None", "Level1", "Level2", "Level2", 0}},
        {0x00000040,  6, "Encrypt", "DEC", 0, 
            // bitgen: No, Yes
            // config: AES Decryptor enable bit
            VALUES{"No", "Yes", 0}},
        {0x00000080,  7, "FARSRC", "FARSRC", 0, 
            // bitgen: n/a
            // config: 0: FAR, address of RBCRC, 1: EFAR, address of ECC error frame
            VALUES{"FAR", "EFAR", 0}},
        {0x00000100,  8, "GLUTMASK", "GLUTMASK", 0, 
            // bitgen: n/a
            // config: 0:"Readback all 0s from SRL16 and Distributed RAM. Use with active device 
            //  readback.", 1:"Readback dynamic values from SRL16 and Distributed RAM. Use with 
            //  shutdown readback."
            VALUES{"Masked", "Dynamic", 0}},
        {0x00001000, 12, "OverTempPowerDown", "OverTempPowerDown", 0, 
            // bitgen: Disable, Enable
            // config: Enables the System Monitor Over-Temperature power down.
            VALUES{"Disable", "Enable", 0}},
        {0x40000000, 30, "ICAP_sel", "ICAP_SEL", 0, 
            // bitgen: n/a
            // config: 0:"Top ICAP Port Enabled (default)", 1:"Bottom ICAP Port Enabled"
            VALUES{"Top", "Bottom", 0}},
        {0x80000000, 31, "EFUSE_key", "EFUSE_KEY", 0, 
            // bitgen: n/a
            // config: 0:"Battery-back RAM", 1:"eFUSE"
            VALUES{"No", "Yes", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see Control Register 0 (CTL0): UG360, v3.2, November 1, 2010, Table 6-28.
    const Bitstream::Subfield Virtex6::sMASK0[] = {
        {0x00000001,  0, "GTS_USER_B", "GTS_USER_B", 0, VALUES{"Protected", "Writable", 0}},
        {0x00000008,  3, "Persist", "PERSIST", 0,  VALUES{"Protected", "Writable", 0}},
        {0x00000030,  4, "Security", "SBITS", 0, 
            VALUES{"Protected", "[UNKNOWN 1]", "[UNKNOWN 2]", "Writable", 0}},
        {0x00000040,  6, "Encrypt", "DEC", 0,  VALUES{"Protected", "Writable", 0}},
        {0x00000080,  7, "FARSRC", "FARSRC", 0,  VALUES{"Protected", "Writable", 0}},
        {0x00000100,  8, "GLUTMASK", "GLUTMASK", 0,  VALUES{"Protected", "Writable", 0}},
        {0x00001000, 12, "OverTempPowerDown", "OverTempPowerDown", 0, VALUES{"Protected", 
            "Writable", 0}},
        {0x40000000, 30, "ICAP_sel", "ICAP_SEL", 0, VALUES{"Protected", "Writable", 0}},
        {0x80000000, 31, "EFUSE_key", "EFUSE_KEY", 0, VALUES{"Protected", "Writable", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see Control Register 0 (CTL0): UG360, v3.2, November 1, 2010, Table 6-30.
    const Bitstream::Subfield Virtex6::sCTL1[] = {
        {0, 0, 0, 0, 0, 0}
    };

    /// \see Control Register 0 (CTL0): UG360, v3.2, November 1, 2010, Table 6-35.
    const Bitstream::Subfield Virtex6::sCOR0[] = {
        {0x00000007,  0, "GWE_cycle", "GWE_CYCLE", 5,
            // bitgen: 6, 1, 2, 3, 4, 5, Done, Keep
            // config: 000:"1", 001:"2", 010:"3", 011:"4", 100:"5", 101:"6", 110:"GTS tracks DONE 
            //  pin.  BitGen option -g GTS_cycle:Done", 111:"Keep"
            VALUES{"1", "2", "3", "4", "5", "6", "Done", "Keep", 0}},
        {0x00000038,  3, "GTS_cycle", "GTS_CYCLE", 4,
            // bitgen: 5, 1, 2, 3, 4, 6, Done, Keep
            // config: 000:"1", 001:"2", 010:"3", 011:"4", 100:"5", 101:"6", 110:"GTS tracks DONE 
            //  pin.  BitGen option -g GTS_cycle:Done", 001[sic]:"Keep" but assuming 111:"Keep"
            VALUES{"1", "2", "3", "4", "5", "6", "Done", "Keep", 0}},
        {0x00000E00,  9, "Match_cycle", "MATCH_CYCLE", 0,
            // bitgen: Auto, NoWait, 0, 1, 2, 3, 4, 5, 6
            // config: 000:"0", 001:"1", 010:"2", 011:"3", 100:"4", 101:"5", 110:"6", 111:"KEEP"
            VALUES{"0", "1", "2", "3", "4", "5", "6", "NoWait", 0}},
        {0x00007000, 12, "DONE_cycle", "DONE_CYCLE", 3,
            // bitgen: 4, 1, 2, 3, 5, 6
            // config: 000:"1", 001:"2", 010:"3", 011:"4", 100:"5", 101:"6", 110:"7", 111:"KEEP"
            VALUES{"1", "2", "3", "4", "5", "6", "7", "KEEP", 0}},
        {0x00018000, 15, "StartupClk", "SSCLKSRC", 0,
            // bitgen: Cclk, UserClk, JtagClk
            // config: 00:"CCLK", 01:"UserClk", 1x:"JTAGClk"
            VALUES{"Cclk", "UserClk", "JtagClk", "JtagClk", 0}},
        {0x007e0000, 17, "ConfigRate", "OSCFSEL", 0,
            // bitgen: 2, 6, 9, 13, 17, 20, 24, 27, 31, 35, 38, 42, 46, 49, 53, 56, 60
            // config: values undefined
            VALUES{
                "[UNKNOWN 0]", "[UNKNOWN 1]", "[UNKNOWN 2]", "[UNKNOWN 3]", 
                "[UNKNOWN 4]", "[UNKNOWN 5]", "[UNKNOWN 6]", "[UNKNOWN 7]", 
                "[UNKNOWN 8]", "[UNKNOWN 9]", "[UNKNOWN 10]", "[UNKNOWN 11]", 
                "[UNKNOWN 12]", "[UNKNOWN 13]", "[UNKNOWN 14]", "[UNKNOWN 15]", 
                "[UNKNOWN 16]", "[UNKNOWN 17]", "[UNKNOWN 18]", "[UNKNOWN 19]", 
                "[UNKNOWN 20]", "[UNKNOWN 21]", "[UNKNOWN 22]", "[UNKNOWN 23]", 
                "[UNKNOWN 24]", "[UNKNOWN 25]", "[UNKNOWN 26]", "[UNKNOWN 27]", 
                "[UNKNOWN 28]", "[UNKNOWN 29]", "[UNKNOWN 30]", "[UNKNOWN 31]", 
            0}},
        {0x00800000, 23, "Capture", "SINGLE", 0,
            // bitgen: n/a -- this comes from the CAPTURE site ONESHOT setting
            // config: 0:"Readback is not single-shot", 1:"Readback is single-shot"
            VALUES{"Continuous", "OneShot", 0}},
        {0x01000000, 24, "DriveDone", "DRIVE_DONE", 0,
            // bitgen: No, Yes
            // config: 0:"DONE pin is open drain", 1:"DONE is actively driven high"
            VALUES{"No", "Yes", 0}}, 
        {0x02000000, 25, "DonePipe", "DONE_PIPE", 0,
            // bitgen: No, Yes
            // config: 0:"No pipeline stage for DONEIN", 1:"Add pipeline stage for DONEIN"
            VALUES{"No", "Yes", 0}},
        {0x08000000, 27, "DONE_status", "PWRDWN_STAT", 0,
            // bitgen: n/a?
            // config: 0:"DONE pin", 1:"Powerdown pin"
            VALUES{"DonePin", "PowerdownPin", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see Configuration Options Register 1 (COR1): UG360, v3.2, November 1, 2010, Table 6-37.
    const Bitstream::Subfield Virtex6::sCOR1[] = {
        {0x00000003,  0, "BPI_page_size", "BPI_PAGE_SIZE", 0,
            // bitgen: 1, 4, 8
            // config: 00:"1 byte/word", 01:"4 bytes/words", 10:"8 bytes/words", 11:"Reserved"
            VALUES{"1", "4", "8", "Reserved", 0}},
        {0x0000000C,  2, "BPI_1st_read_cycle", "BPI_1ST_READ_CYCLES", 0,
            // bitgen: 1, 2, 3, 4
            // config: 00:"1", 01:"2", 10:"3", 11:"4"
            VALUES{"1", "4", "8", "Reserved", 0}},
        {0x00000100,  8, "ContinuousReadbackCRC", "RBCRC_EN", 0, 
            // bitgen: n/a?
            // config: Continuous readback CRC enable
            VALUES{"Disabled", "Enabled", 0}},
        {0x00000200,  9, "InitAsCRCErrorPin", "RBCRC_NO_PIN", 0, 
            // bitgen: n/a?
            // config: Disables INIT_B as read back CRC error status output pin
            VALUES{"Disabled", "Enabled", 0}},
        {0x00018000, 15, "ActionReadbackCRC", "RBCRC_ACTION", 0,
            // bitgen: n/a?
            // config: Action for readback CRC 00:"1", 01:"2", 10:"3", 11:"4"
            VALUES{"Continue", "Halt", "CorrectAndHalt", "CorrectAndContinue", 0}},
        {0x00020000, 17, "PersistDeassertAtDesynch", "PERSIST_DEASSERT_AT_DESYNCH", 0,
            // bitgen: n/a?
            // config: Enables deassertion of PERSIST with the DESYNCH command
            VALUES{"Disabled", "Enabled", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see WBSTAR Register Description: UG360, v3.2, November 1, 2010, Table 6-39.
    const Bitstream::Subfield Virtex6::sWBSTAR[] = {
        {0x18000000, 27, "NextRevisionSelect", "RS[1:0]", 0,
            // config: RS[1:0] pin value on next warm boot
            VALUES{"00", "01", "10", "11", 0}},
        {0x04000000, 26, "RevisionSelectTristate", "RS_TS_B", 0, 
            // config: 0:"Disabled", 1:"Enabled"
            VALUES{"Disabled", "Enabled", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see TIMER Register Description: UG360, v3.2, November 1, 2010, Table 6-41.
    const Bitstream::Subfield Virtex6::sTIMER[] = {
        {0x01000000, 24, "TimerForConfig", "TIMER_CFG_MON", 0, 
            // config: 0:"Disabled", 1:"Enabled"
            VALUES{"Disabled", "Enabled", 0}},
        {0x02000000, 25, "TimerForUser", "TIMER_USR_MON", 0, 
            // config: 0:"Disabled", 1:"Enabled"
            VALUES{"Disabled", "Enabled", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see BOOTSTS Register Description: UG360, v3.2, November 1, 2010, Table 6-43.
    const Bitstream::Subfield Virtex6::sBOOTSTS[] = {
        {0x00000001,  0, "RegisterStatus0", "VALID_0", 0, 
            // config: Status valid
            VALUES{"Valid", "Invalid", 0}},
        {0x00000002,  1, "FallbackStatus0", "FALLBACK_0", 0, 
            // config: 0:"Normal configuration", 1:"Fallback to default reconfiguration, RS[1:0] 
            //  actively drives 2'b00"
            VALUES{"Normal", "Fallback", 0}},
        {0x00000004,  2, "InternalTrigger0", "IPROG_0", 0, 
            // config: Internal PROG triggered configuration
            VALUES{"External", "Internal", 0}},
        {0x00000008,  3, "WatchdogTimeout0", "WTO_ERROR_0", 0, 
            // config: Watchdog time-out error
            VALUES{"Valid", "Invalid", 0}},
        {0x00000010,  4, "ID_error0", "ID_ERROR_0", 0, 
            // config: ID error
            VALUES{"NoError", "Error", 0}},
        {0x00000020,  5, "CRC_error0", "CRC_ERROR_0", 0, 
            // config: CRC error
            VALUES{"NoError", "Error", 0}},
        {0x00000040,  6, "BPI_wraparound_error0", "WRAP_ERROR_0", 0, 
            // config: BPI address counter wraparound error
            VALUES{"NoError", "Error", 0}},
        {0x00000100,  8, "RegisterStatus1", "VALID_1", 0, 
            // config: Status valid
            VALUES{"Valid", "Invalid", 0}},
        {0x00000200,  9, "FallbackStatus1", "FALLBACK_1", 0, 
            // config: 0:"Normal configuration", 1:"Fallback to default reconfiguration, RS[1:0] 
            //  actively drives 2'b00"
            VALUES{"Normal", "Fallback", 0}},
        {0x00000400, 10, "InternalTrigger1", "IPROG_1", 0, 
            // config: Internal PROG triggered configuration
            VALUES{"External", "Internal", 0}},
        {0x00000800, 11, "WatchdogTimeout1", "WTO_ERROR_1", 0, 
            // config: Watchdog time-out error
            VALUES{"Valid", "Invalid", 0}},
        {0x00001000, 12, "ID_error1", "ID_ERROR_1", 0, 
            // config: ID error
            VALUES{"NoError", "Error", 0}},
        {0x00002000, 13, "CRC_error1", "CRC_ERROR_1", 0, 
            // config: CRC error
            VALUES{"NoError", "Error", 0}},
        {0x00004000, 14, "BPI_wraparound_error1", "WRAP_ERROR_1", 0, 
            // config: BPI address counter wraparound error
            VALUES{"NoError", "Error", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \see Status Register Description: UG360, v3.2, November 1, 2010, Table 6-33.
    const Bitstream::Subfield Virtex6::sSTAT[] = { 
        {0x00000001,  0, "CRC_error", "CRC_ERROR", 0, 
            // bitgen: n/a
            // config: 0:"No CRC error", 1:"CRC error"
            VALUES{"No", "Yes", 0}},
        {0x00000002,  1, "DecryptorSecuritySet", "PART_SECURED", 0, 
            // bitgen: n/a
            // config: 0:"Decryptor security not set", 1:"Decryptor security set"
            VALUES{"No", "Yes", 0}},
        {0x00000004,  2, "MMCM_locked", "MMCM_LOCK", 0, 
            // bitgen: n/a
            // config: 0:"MMCMs not locked", 1:"MMCMs are locked"
            VALUES{"No", "Yes", 0}},
        {0x00000008,  3, "DCI_matched", "DCI_MATCH", 0, 
            // bitgen: n/a
            // config: 0:"DCI not matched", 1:"DCI matched
            VALUES{"No", "Yes", 0}},
        {0x00000010,  4, "StartupFinished", "EOS", 0, 
            // bitgen: n/a
            // config: 0:"Startup sequence has not finished", 1:"Startup sequence has finished"
            VALUES{"No", "Yes", 0}},
        {0x00000020,  5, "GTS_CFG_B", "GTS_CFG_B", 0, 
            // bitgen: n/a
            // config: 0:"All I/Os are placed in high-Z state", 1:"All I/Os behave as configured"
            VALUES{"IoDisabled", "IoEnabled", 0}},
        {0x00000040,  6, "GWE", "GWE", 0, 
            // bitgen: n/a
            // config: 0:"FFs and block RAM are write disabled", 1:"FFs and block RAM are write 
            //  enabled"
            VALUES{"WriteDisabled", "WriteEnabled", 0}},
        {0x00000080,  7, "GHIGH_B", "GHIGH_B", 0, 
            // bitgen: n/a
            // config: 0:"GHIGH_B asserted", 1:"GHIGH_B deasserted"
            VALUES{"InterconnectDisabled", "InterconnectEnabled", 0}},
        {0x00000700,  8, "Mode", "MODE", 0, 
            // bitgen: n/a
            // config: Status of the MODE pins (M2:M0)
            VALUES{"MasterSerial", "MasterSPI", "MasterBPI-Up", "MasterBPI-Down", 
                "MasterSelectMap", "JTAG", "SlaveSelectMap", "SlaveSerial", 0}},
        {0x00000800, 11, "INIT_complete", "INIT_COMPLETE", 0, 
            // bitgen: n/a
            // config: 0:"Initializations has not finished", 1:"Initialization finished"
            VALUES{"No", "Yes", 0}},
        {0x00001000, 12, "INIT_B", "INIT_B", 0, 
            // bitgen: n/a
            // config: Value on INIT_B pin
            VALUES{"Deasserted", "Asserted", 0}},
        {0x00002000, 13, "DONE_released", "RELEASE_DONE", 0, 
            // bitgen: n/a
            // config: 0:"DONE signal not released", 1:"DONE signal released"
            VALUES{"DrivenLow", "Released", 0}},
        {0x00004000, 14, "DONE", "DONE", 0, 
            // bitgen: n/a
            // config: Value on DONE pin
            VALUES{"NotDone", "Done", 0}},
        {0x00008000, 15, "ID_error", "ID_ERROR", 0, 
            // bitgen: n/a
            // config: 0:"No IE_ERROR", 1:"ID_ERROR"
            VALUES{"NoError", "Error", 0}}, 
        {0x00010000, 16, "Decrypt_error", "DEC_ERROR", 0, 
            // bitgen: n/a
            // config: 0:"No DEC_ERROR", 1:"DEC_ERROR"
            VALUES{"NoError", "Error", 0}}, 
        {0x00020000, 17, "Decrypt_error", "SYSMON_OVER_TEMP", 0, 
            // bitgen: n/a
            // config: 0:"No DEC_ERROR", 1:"DEC_ERROR"
            VALUES{"NoError", "Error", 0}},
        {0x001c0000, 18, "StartupState", "STARTUP_STATE", 0, 
            // bitgen: n/a
            // config: 000:"0", 001:"1", 010:"3", 011:"2", 100:"7", 101:"6", 110:"4", 111:"5"
            VALUES{"0", "1", "3", "2", "7", "6", "4", "5", 0}},
        {0x01c00000, 22, "FlashTypeSelect", "FS", 0, 
            // bitgen: n/a
            // config: SPI Flash type select
            VALUES{0}},
        {0x06000000, 25, "BusWidth", "BUS_WIDTH", 0, 
            // bitgen: n/a
            // config: 00:"x1", 01:"x8", 10:"x16", 11:"x32"
            VALUES{"1", "8", "16", "32", 0}},
        {0x06000000, 28, "HswapenPin", "HSWAPEN_B", 0, 
            // bitgen: Pullup, Pulldown, Pullnone
            // config: 0:"0", 1:"1"
            VALUES{"0", "1", "16", "32", 0}},
        {0, 0, 0, 0, 0, 0}
    };

    /// \brief Return the masked value for a subfield of the specified register.
    uint32_t Virtex6::makeSubfield(ERegister inRegister, const std::string& inSubfield, 
        const std::string& inSetting) {
        const Subfield* subfields;
        switch(inRegister) {
        case eRegisterCOR0: subfields = sCOR0; break;
        case eRegisterCOR1: subfields = sCOR1; break;
        case eRegisterSTAT: subfields = sSTAT; break;
        case eRegisterCTL0: subfields = sCTL0; break;
        case eRegisterCTL1: subfields = sCTL1; break;
        case eRegisterMASK: subfields = sMASK0; break;
        case eRegisterWBSTAR: subfields = sWBSTAR; break;
        case eRegisterTIMER: subfields = sTIMER; break;
        case eRegisterBOOTSTS: subfields = sBOOTSTS; break;
        default: return 0;
        }
        for(uint32_t field = 0; subfields[field].mMask != 0; field++) {
            const Subfield& subfield = subfields[field];
            if(inSubfield != subfield.mBitgenName && inSubfield != subfield.mConfigGuideName) 
                continue;
            const char** ptr = subfield.mValues;
            for(uint32_t i = 0; *ptr != 0; i++, ptr++) {
                if(inSetting == *ptr) return (i << subfield.mShift) & subfield.mMask;
            }
        }
        return 0;
    }

//#define GENERATE_STATIC_DEVICE_INFO
#ifndef GENERATE_STATIC_DEVICE_INFO

    extern DeviceInfo xc6vcx75t;
    extern DeviceInfo xc6vcx130t;
    extern DeviceInfo xc6vcx195t;
    extern DeviceInfo xc6vcx240t;
    extern DeviceInfo xc6vhx250t;
    extern DeviceInfo xc6vhx255t;
    extern DeviceInfo xc6vhx380t;
    extern DeviceInfo xc6vhx565t;
    extern DeviceInfo xc6vlx75t;
    extern DeviceInfo xc6vlx130t;
    extern DeviceInfo xc6vlx195t;
    extern DeviceInfo xc6vlx240t;
    extern DeviceInfo xc6vlx365t;
    extern DeviceInfo xc6vlx550t;
    extern DeviceInfo xc6vlx760;
    extern DeviceInfo xc6vsx315t;
    extern DeviceInfo xc6vsx475t;
    extern DeviceInfo xc6vlx75tl;
    extern DeviceInfo xc6vlx130tl;
    extern DeviceInfo xc6vlx195tl;
    extern DeviceInfo xc6vlx240tl;
    extern DeviceInfo xc6vlx365tl;
    extern DeviceInfo xc6vlx550tl;
    extern DeviceInfo xc6vlx760l;
    extern DeviceInfo xc6vsx315tl;
    extern DeviceInfo xc6vsx475tl;

    void Virtex6::initializeDeviceInfo(const std::string& inDeviceName) {
        using namespace torc::common;
        switch(mDevice) {
            case eXC6VCX75T: setDeviceInfo(xc6vcx75t); break;
            case eXC6VCX130T: setDeviceInfo(xc6vcx130t); break;
            case eXC6VCX195T: setDeviceInfo(xc6vcx195t); break;
            case eXC6VCX240T: setDeviceInfo(xc6vcx240t); break;
            case eXC6VHX250T: setDeviceInfo(xc6vhx250t); break;
            case eXC6VHX255T: setDeviceInfo(xc6vhx255t); break;
            case eXC6VHX380T: setDeviceInfo(xc6vhx380t); break;
            case eXC6VHX565T: setDeviceInfo(xc6vhx565t); break;
            case eXC6VLX75T: setDeviceInfo(xc6vlx75t); break;
            case eXC6VLX130T: setDeviceInfo(xc6vlx130t); break;
            case eXC6VLX195T: setDeviceInfo(xc6vlx195t); break;
            case eXC6VLX240T: setDeviceInfo(xc6vlx240t); break;
            case eXC6VLX365T: setDeviceInfo(xc6vlx365t); break;
            case eXC6VLX550T: setDeviceInfo(xc6vlx550t); break;
            case eXC6VLX760: setDeviceInfo(xc6vlx760); break;
            case eXC6VSX315T: setDeviceInfo(xc6vsx315t); break;
            case eXC6VSX475T: setDeviceInfo(xc6vsx475t); break;
            case eXC6VLX75TL: setDeviceInfo(xc6vlx75tl); break;
            case eXC6VLX130TL: setDeviceInfo(xc6vlx130tl); break;
            case eXC6VLX195TL: setDeviceInfo(xc6vlx195tl); break;
            case eXC6VLX240TL: setDeviceInfo(xc6vlx240tl); break;
            case eXC6VLX365TL: setDeviceInfo(xc6vlx365tl); break;
            case eXC6VLX550TL: setDeviceInfo(xc6vlx550tl); break;
            case eXC6VLX760L: setDeviceInfo(xc6vlx760l); break;
            case eXC6VSX315TL: setDeviceInfo(xc6vsx315tl); break;
            case eXC6VSX475TL: setDeviceInfo(xc6vsx475tl); break;
            default: break;
        }

        // update the top and bottom bitstream row counts as appropriate for the device
        setRowCounts();
    }

#else

    void Virtex6::initializeDeviceInfo(const std::string& inDeviceName) {

        typedef torc::architecture::xilinx::TileCount TileCount;
        typedef torc::architecture::xilinx::TileRow TileRow;
        typedef torc::architecture::xilinx::TileCol TileCol;
        typedef torc::architecture::xilinx::TileTypeIndex TileTypeIndex;
        typedef torc::architecture::xilinx::TileTypeCount TileTypeCount;

        // look up the device tile map
        //mPrivateDeviceName = inDeviceName;
        torc::architecture::DDB ddb(inDeviceName);
        const torc::architecture::Tiles& tiles = ddb.getTiles();
        uint32_t tileCount = tiles.getTileCount();
        uint16_t rowCount = tiles.getRowCount();
        uint16_t colCount = tiles.getColCount();
        ColumnTypeVector columnTypes;

        // set up the tile index and name mappings, and the index to column def mapping
        typedef std::map<TileTypeIndex, std::string> TileTypeIndexToName;
        typedef std::map<std::string, TileTypeIndex> TileTypeNameToIndex;
        TileTypeIndexToName tileTypeIndexToName;
        TileTypeNameToIndex tileTypeNameToIndex;
        TileTypeCount tileTypeCount = tiles.getTileTypeCount();
        for(TileTypeIndex tileTypeIndex(0); tileTypeIndex < tileTypeCount; tileTypeIndex++) {
            const std::string tileTypeName = tiles.getTileTypeName(tileTypeIndex);
            tileTypeIndexToName[tileTypeIndex] = tileTypeName;
            tileTypeNameToIndex[tileTypeName] = tileTypeIndex;
            TileTypeNameToColumnType::iterator ttwp = mTileTypeNameToColumnType.find(tileTypeName);
            TileTypeNameToColumnType::iterator ttwe = mTileTypeNameToColumnType.end();
            if(ttwp != ttwe) mTileTypeIndexToColumnType[tileTypeIndex] = EColumnType(ttwp->second);
if(ttwp != ttwe) {
    std::cout << "Mapping: " << tileTypeName << "(" << tileTypeIndex << ") = ColumnType " << ttwp->second << std::endl;
}
        }

        // identify every column that contains known frames
        columnTypes.resize(colCount);
        uint32_t frameCount = 0;
        for(uint32_t blockType = 0; blockType < Virtex6::eFarBlockTypeCount; blockType++) {
            for(TileCol col; col < colCount; col++) {
//std::cout << col << ": ";
                columnTypes[col] = eColumnTypeEmpty;
                TileTypeIndexToColumnType::iterator ttwe = mTileTypeIndexToColumnType.end();
                TileTypeIndexToColumnType::iterator ttwp = ttwe;
                for(TileRow row; row < rowCount; row++) {
                    // look up the tile info
                    const torc::architecture::TileInfo& tileInfo 
                        = tiles.getTileInfo(tiles.getTileIndex(row, col));
                    TileTypeIndex tileTypeIndex = tileInfo.getTypeIndex();
                    // determine whether the tile type widths are defined
                    ttwp = mTileTypeIndexToColumnType.find(tileTypeIndex);
                    if(ttwp != ttwe) {
                        uint32_t width = mColumnDefs[ttwp->second][blockType];
                        frameCount += width;
                        //std::cout << "    " << tiles.getTileTypeName(tileInfo.getTypeIndex()) 
                        // << ": " << width << " (" << frameCount << ")" 
                        //  << ">>>>>>>> " << tileInfo.getName() << " (" << tileInfo.getTypeIndex() << ") @" << row << "," << col << "" << std::endl;
                        columnTypes[col] = static_cast<EColumnType>(ttwp->second);
                        break;
                    }
                }
//if(!found) std::cout << std::endl;
            }
            //std::cout << std::endl;
            if(blockType == 2) break;
        }

        boost::filesystem::path workingPath = torc::common::DirectoryTree::getWorkingPath();
        boost::filesystem::path generatedMap = workingPath / (inDeviceName + ".map.csv");
        std::fstream tilemapStream(generatedMap.string().c_str(), std::ios::out);
        for(TileRow row; row < rowCount; row++) {
            for(TileCol col; col < colCount; col++) {
                const torc::architecture::TileInfo& tileInfo 
                    = tiles.getTileInfo(tiles.getTileIndex(row, col));
                TileTypeIndex tileTypeIndex = tileInfo.getTypeIndex();
                tilemapStream << tiles.getTileTypeName(tileTypeIndex);
                if(col + 1 < colCount) tilemapStream << ",";
            }
            tilemapStream << std::endl;
        }
        tilemapStream.close();

        // update bitstream device information
        setDeviceInfo(DeviceInfo(tileCount, rowCount, colCount, columnTypes));
        setRowCounts();
    }

#endif

    void Virtex6::setRowCounts(void) {
        // The division between top and bottom rows can be determined by the locations of the 
        // CMT_BUFG_TOP and CMT_BUFG_BOTTOM tiles in the clock column.  The number of clock regions 
        // above and including the CMT_BUFG_TOP tile determine the number of top rows in the 
        // bitstream.  The number of clock regions below and including the CMT_BUFG_BOTTOM tile 
        // determine the number of bottom rows in the bitstream.
        using namespace torc::common;
        switch(mDevice) {
            case eXC6VCX75T: mTopRowCount = 2; mBottomRowCount = 1; break;
            case eXC6VCX130T: mTopRowCount = 2; mBottomRowCount = 3; break;
            case eXC6VCX195T: mTopRowCount = 2; mBottomRowCount = 3; break;
            case eXC6VCX240T: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VHX250T: mTopRowCount = 1; mBottomRowCount = 5; break;
            case eXC6VHX255T: mTopRowCount = 4; mBottomRowCount = 2; break;
            case eXC6VHX380T: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VHX565T: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VLX75T: mTopRowCount = 2; mBottomRowCount = 1; break;
            case eXC6VLX130T: mTopRowCount = 2; mBottomRowCount = 3; break;
            case eXC6VLX195T: mTopRowCount = 2; mBottomRowCount = 3; break;
            case eXC6VLX240T: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VLX365T: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VLX550T: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VLX760: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VSX315T: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VSX475T: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VLX75TL: mTopRowCount = 2; mBottomRowCount = 1; break;
            case eXC6VLX130TL: mTopRowCount = 2; mBottomRowCount = 3; break;
            case eXC6VLX195TL: mTopRowCount = 2; mBottomRowCount = 3; break;
            case eXC6VLX240TL: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VLX365TL: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VLX550TL: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VLX760L: mTopRowCount = 4; mBottomRowCount = 5; break;
            case eXC6VSX315TL: mTopRowCount = 3; mBottomRowCount = 3; break;
            case eXC6VSX475TL: mTopRowCount = 4; mBottomRowCount = 5; break;
            default: break;
        }
    }

    void Virtex6::initializeFrameMaps(void) {

        bool debug = 0;
        uint32_t frameCount = 0;
        uint32_t farRowCount = ((mDeviceInfo.getRowCount() - 1) / 42) >> 1;
        (void) farRowCount;
        // the xc6vcx75t has 3 total FAR rows, 2 in the top half, and 1 in the bottom half
        // the xc6vcx130t has 5 total FAR rows, 2 in the top half, and 3 in the bottom half
        // the xc6vhx250t has 6 total FAR rows, 1 in the top half, and 5 in the bottom half
        // similar exceptions exist in other devices, ...
        uint32_t bottomRowCount = mBottomRowCount;
        uint32_t topRowCount = mTopRowCount;
        uint32_t frameIndex = 0;
        for(uint32_t i = 0; i < Virtex6::eFarBlockTypeCount; i++) {
            Virtex6::EFarBlockType blockType = Virtex6::EFarBlockType(i);
            uint32_t blockFrameIndexBounds = 0;
            //Set first frame index to 0
            uint32_t bitIndex = 0;
            uint32_t xdlIndex = 0;
            mBitColumnIndexes[i].push_back(bitIndex);
            mXdlColumnIndexes[i].push_back(xdlIndex);
            for(uint32_t half = 0; half < 2; half++) {
                uint32_t rowCount = (half == eFarBottom ? bottomRowCount : topRowCount);
                for(uint32_t farRow = 0; farRow < rowCount; farRow++) {
                    // build the columns
                    uint32_t farMajor = 0;
                    typedef torc::common::EncapsulatedInteger<uint16_t> ColumnIndex;
                    uint16_t finalColumn = mDeviceInfo.getColCount()-1;
                    uint32_t xdlColumnCount = 0;
                    uint32_t bitColumnCount = 0;
                    for(ColumnIndex col; col < mDeviceInfo.getColCount(); 
                        col++) {
                        uint32_t width = mColumnDefs[mDeviceInfo.getColumnTypes()[col]][i];
                        //Allocate the frame maps
                        for(uint32_t farMinor = 0; farMinor < width; farMinor++) {
                            Virtex6::FrameAddress far(Virtex6::EFarTopBottom(half), blockType, 
                                farRow, farMajor, farMinor);
                            mFrameIndexToAddress[frameIndex] = far;
                            mFrameAddressToIndex[far] = frameIndex;
                            frameIndex++;
                            blockFrameIndexBounds++;
                        }
                        if(width > 0) farMajor++;
                        frameCount += width;

                        //Extract frame indexes for 1 row
                        if(farRow == 0 && half == 0) {
                            //Indexes for Bitstream Columns, only stores non-empty tile types
                            if(mDeviceInfo.getColumnTypes()[col] != Virtex6::eColumnTypeEmpty) {
                                mXdlIndexToBitIndex[bitColumnCount] = xdlColumnCount;
                                bitColumnCount++;
                                bitIndex += width;
                                mBitColumnIndexes[i].push_back(bitIndex);
                                if(col == finalColumn) {
                                    bitIndex += mColumnDefs[mDeviceInfo.getColumnTypes()[col]][i];
                                    mBitColumnIndexes[i].push_back(bitIndex);
                                }
                            }
                            //Indexes for XDL Columns, stores interconnect and tile indexes for
                            //non-empty tiles
                            xdlIndex += width;
                            mXdlColumnIndexes[i].push_back(xdlIndex);
                            xdlColumnCount++;
                            if(col == finalColumn)
                            {    
                                xdlIndex += mColumnDefs[mDeviceInfo.getColumnTypes()[col]][i];
                                mXdlColumnIndexes[i].push_back(xdlIndex);
                            }
                        }
                    }
                    if (debug) std::cout << "Last frame index:   [" << i << ", " << frameIndex << "]" << std::endl;
                }
            }
            //stores frame index bounds for each block type
            mBlockFrameIndexBounds[i] = blockFrameIndexBounds;
            if (debug) std::cout << "***Block frame index bounds: " << mBlockFrameIndexBounds[i] << std::endl;
        }
        //Test to check proper indexing
        if (debug) {
          for(uint32_t i = 0; i < Virtex6::eFarBlockTypeCount; i++) {
            for(uint32_t j = 0; j < mBitColumnIndexes[i].size(); j++) 
              std::cout << "Bit Value at index: (" << i << ", " << j << ") : " << mBitColumnIndexes[i][j] << std::endl;
            for(uint32_t k = 0; k < mXdlColumnIndexes[i].size(); k++)
              std::cout << "Xdl Value at index: (" << i << ", " << k << ") : " << mXdlColumnIndexes[i][k] << std::endl;
          }
        }
    }

    void Virtex6::initializeFullFrameBlocks (void) {
        boost::shared_array<uint32_t> frameWords;
        //Walk the bitstream and extract all frames 
        Virtex6::iterator p = begin();
        Virtex6::iterator e = end();
        while (p < e) {
            const VirtexPacket& packet = *p++;
            if (packet.isType2() && packet.isWrite()) 
                frameWords = packet.getWords();
        }
        uint32_t index = 0;
        for (uint32_t i = 0; i < VirtexFrameBlocks::eBlockTypeCount; i++) {
            //All frames of block type are extracted
            for (uint32_t j = 0; j < mBlockFrameIndexBounds[i]; j++) {
                mFrameBlocks.mBlock[i].push_back(VirtexFrameSet::FrameSharedPtr
                    (new VirtexFrame(getFrameLength(), &frameWords[index])));
                index += getFrameLength();
            }
        }
    }

    /*
    void Virtex6::initializePartialFrameBlocks (void) {
        boost::shared_array<uint32_t> frameWords;
        //Walk the bitstream and extract all FAR and FDRI 
        Virtex6::iterator p = begin();
        Virtex6::iterator e = end();
        Virtex6::FrameAddress far;
        uint32_t address;
        while (p < e) {
            const VirtexPacket& packet = *p++;
            if (packet.isType1() && packet.isWrite() && packet.getAddress() == eRegisterFAR) {
                address = packet[1];
                far.assign (address);
                //std::cout << "Far: " << far << std::endl;
            }
            if (packet.isType1() && packet.isWrite() && packet.getAddress() == eRegisterFDRI) {
                frameWords = packet.getWords();
                //uint32_t numFrames = packet.getWordCount() % getFrameLength();
                //mFrameBlocks.mBlock[far.mBlockType].push_back(VirtexFrameSet
                //  (getFrameLength(), numFrames, frameWords, far));
            }
        }
    }
    */

    VirtexFrameBlocks Virtex6::getBitstreamFrames (uint32_t blockCount, uint32_t bitCol) {

        //Index and extract frames
        int32_t bitColumnIndex [blockCount];
        int32_t bitColumnBound [blockCount];

        for (uint32_t i = 0; i < blockCount; i++) {
            //Column Index of given frame index
            bitColumnIndex[i] = mBitColumnIndexes[i][bitCol];
            //Frame bounds for given column type
            bitColumnBound[i] = mColumnDefs[mDeviceInfo.getColumnTypes()
                [mXdlIndexToBitIndex[bitCol]]][i];
        }
        //Extract the tile frames for the specified FAR 
        VirtexFrameBlocks frameBlocks;
        for (uint32_t i = 0; i < blockCount; i++) {
            int startIndex = bitColumnIndex[i];
            for (int j = 0; j < bitColumnBound[i]; j++)
                frameBlocks.mBlock[i].push_back(mFrameBlocks.mBlock[i][startIndex+j]);
        }
        return frameBlocks;
    }

    VirtexFrameBlocks Virtex6::getXdlFrames (uint32_t blockCount, uint32_t xdlCol) {

        //Index and extract frames
        int32_t xdlColumnIndex [blockCount];
        int32_t xdlColumnBound [blockCount];
        for (uint32_t i = 0; i < blockCount; i++) {
            //Column Index of given frame index
            xdlColumnIndex[i] = mXdlColumnIndexes[i][xdlCol];
            //Frame bounds for given column type
            xdlColumnBound[i] = mColumnDefs[mDeviceInfo.getColumnTypes()[xdlCol]][i];
        }
        //Extract the tile frames for the specified FAR 
        VirtexFrameBlocks frameBlocks;
        for (uint32_t i = 0; i < blockCount; i++) {
            int startIndex = xdlColumnIndex[i];
            for (int j = 0; j < xdlColumnBound[i]; j++)
                frameBlocks.mBlock[i].push_back(mFrameBlocks.mBlock[i][startIndex+j]);
        }
        return frameBlocks;
    }


} // namespace bitstream
} // namespace torc

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