/******************************************************************************
 * FILE PURPOSE: Build configuration Script for the MCBSP Driver
 ******************************************************************************
 * FILE NAME: config.bld
 *
 * DESCRIPTION: 
 *  This file contains the build configuration script for the MCBSP driver
 *  and is responsible for configuration of the paths for the various 
 *  tools required to build the driver.
 *
 * Copyright (C) 2012-2013, Texas Instruments, Inc.
 *****************************************************************************/

/* Get the Tools Base directory from the Environment Variable. */
var toolsBaseDir = java.lang.System.getenv("C6X_GEN_INSTALL_PATH");

/* Get the extended debug flags */
var extDbgFlags = java.lang.System.getenv("EXTDBGFLAGS");
/* Get the base directory for the MCBSP Driver Package */
var mcbspDriverPath = new java.io.File(".//").getPath();

/* Read the part number from the environment variable. */
var mcbspLLDPartNumber = java.lang.System.getenv("PARTNO");

/* Get the base directory for the hyplnk LLD Package */
var mcbsplldPath = new java.io.File(".//").getPath();
/* Include Path */
var mcbsplldIncPath = " -i" + mcbsplldPath;
/* Configure the MCBSP Release Version Information */
var mcbspDriverReleaseVersion = (""+Pkg.version.replace(/\s/g, "")).split(',');

/* C66 ELF compiler configuration for Little Endian Mode. */
var C66LE           = xdc.useModule('ti.targets.elf.C66');
C66LE.rootDir       = toolsBaseDir;
C66LE.ccOpts.prefix = "-mo -o3 -q -k -eo.o";
if(extDbgFlags)     
    C66LE.ccOpts.prefix = C66LE.ccOpts.prefix + " " + extDbgFlags; 

/* C6740 elf compiler configuration for Little Endian Mode. */
var C67LE           = xdc.useModule('ti.targets.elf.C674');
C67LE.rootDir       = toolsBaseDir;
C67LE.ccOpts.prefix = "-mo -o3 -q -k -eo.o";
if(extDbgFlags)     
    C67LE.ccOpts.prefix = C67LE.ccOpts.prefix + " " + extDbgFlags; 

/* C66 ELF compiler configuration for Big Endian Mode. */
var C66BE           = xdc.useModule('ti.targets.elf.C66_big_endian');
C66BE.rootDir       = toolsBaseDir;
C66BE.ccOpts.prefix = "-mo -o3 -q -k -eo.o -DBIGENDIAN";
if(extDbgFlags)     
    C66BE.ccOpts.prefix = C66BE.ccOpts.prefix + " " + extDbgFlags;



/* device name (k2?) is inserted between first an second element of this
   list to construct device file name for each device */
var deviceConstruct = [ "device/", "/src/device_mcbsp_loopback.c" ];

/* Create the SoC List  */
var socs = { 
    /* device independent libraries */
    all :
    {
        /* Build this library */
        build: "true",
        /* SoC lib disabled as this is device independent lib */
        socDevLib: "false",
        /* Library options */
        copts: "",
        /* target lists, kept blank now, would be updated based on argument lists */
        targets: []
    },
    k2g :
    {
        /* this variable would be reinitialized to true, if XDCARGS contains k2g */
        build: "false",
        /* SoC lib enabled */
        socDevLib: "true",
        /* Library options */
        copts: " -DDEVICE_K2G -DSOC_K2G",
        /* target list */
        targets: [ C66LE, C66BE ]
    },
    c674x :
    {
        /* this variable would be reinitialized to true, if XDCARGS contains c674x */
        build: "false",
        /* SoC lib enabled */
        socDevLib: "true",
        /* Library options */
        copts: " -DSOC_C674X",
        /* target list */
        targets: [ C66LE, C66BE ]
    },
    c6657 :
    {
        /* this variable would be reinitialized to true, if XDCARGS contains c6657 */
        build: "false",
        /* SoC lib enabled */
        socDevLib: "true",
        /* Library options */
        copts: " -DSOC_C6657",
        /* target list */
        targets: [ C66LE, C66BE ]
    },
};

/**************************************************************************
 * FUNCTION NAME : merge
 **************************************************************************
 * DESCRIPTION   :
 *  The function is used to merge two arrarys
 **************************************************************************/
function merge() {
    var args = arguments;
    var hash = {};
    var arr = [];
    for (var i = 0; i < args.length; i++) {
       for (var j = 0; j < args[i].length; j++) {
         if (hash[args[i][j]] !== true) {
           arr[arr.length] = args[i][j];
           hash[args[i][j]] = true;
         }
       }
     }
    return arr;
}

/* Grab input from XDCARGS */
var buildArguments  = [];

/* Construct the build arguments */
for (var tmp=0; arguments[tmp] != undefined; tmp++)
{

    /* If no arguments are provided, override for building all */
    if ( ( arguments.length == 1) && (arguments[tmp].equals("./config.bld")) )
        buildArguments[buildArguments.length++] = "all";
    else
        buildArguments[buildArguments.length++] = arguments[tmp];
}

/* Build targets on this build */
var build_targets = [];
var soc_names = Object.keys(socs);

for (var i=0; i < buildArguments.length; i++ ) {
    /* Build it for all targets */
    if (buildArguments[i] == "all") {
        for (var j = 0; j < soc_names.length; j++)  {
            build_targets = merge (build_targets.slice(0), socs[soc_names[j]].targets.slice(0));
            /* Set build to "true" for that SoC */
            socs[soc_names[j]].build = "true";
        }
    }
    else {
        /* Skip the first argument, which is ./config.bld to get to next SoCs */
        if (i == 0) continue;          
        /* Set that build to true if it is found in supported build socs */
        for (j = 0; j < soc_names.length; j++) {
            if (buildArguments[i] == soc_names[j]) {
                socs[buildArguments[i]].build = "true";
                build_targets = merge (build_targets.slice(0), socs[buildArguments[i]].targets.slice(0));
                break;
            }
        }
    }   
}

/* Update the Build target generated list */
socs["all"].targets = build_targets; 
Build.targets   = build_targets;