lxdream.org :: lxdream/test/testregs.c r190:f7653df5e832

tree revision 192:580d6c4d7802

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     1 /**

     2  * $Id: testregs.c,v 1.1 2006-08-02 04:13:15 nkeynes Exp $

     3  *

     4  * Register mask tests. These are simple "write value to register and check

     5  * that we read back what we expect" tests.

     6  *

     7  * Copyright (c) 2006 Nathan Keynes.

     8  *

     9  * This program is free software; you can redistribute it and/or modify

    10  * it under the terms of the GNU General Public License as published by

    11  * the Free Software Foundation; either version 2 of the License, or

    12  * (at your option) any later version.

    13  *

    14  * This program is distributed in the hope that it will be useful,

    15  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    17  * GNU General Public License for more details.

    18  */

    20 #include "lib.h"

    21 #include <stdio.h>

    23 /**

    24  * Constant to mean "same as previous value". Can't be used otherwise.

    25  */

    26 #define UNCHANGED 0xDEADBEEF

    28 struct test {

    29     unsigned int reg;

    30     unsigned int write;

    31     unsigned int expect;

    32 };

    36 struct test test_cases[] = {

    37     { 0xA05F8000, 0xFFFFFFFF, 0x17FD11DB }, /* PVRID read-only */

    38     { 0xA05F8004, 0xFFFFFFFF, 0x00000011 }, /* PVRVER read-only */

    39     //    { 0xA05F8014, 0xFFFFFFFF, 0x00000000 }, /* Render start */

    40     { 0xA05F8018, 0xFFFFFFFF, 0x000007FF }, /* ??? */

    41     { 0xA05F801C, 0xFFFFFFFF, 0x00000000 }, /* ??? */

    42     { 0xA05F8020, 0xFFFFFFFF, 0x00F00000 }, /* Render poly buffer address ??? */

    43     { 0xA05F8024, 0xFFFFFFFF, 0x00000000 }, /* ??? */

    44     { 0xA05F8028, 0xFFFFFFFF, 0x00000000 }, /* ??? */

    45     { 0xA05F802C, 0xFFFFFFFF, 0x00FFFFFC }, /* Render Tile buffer address */

    46     { 0xA05F8030, 0xFFFFFFFF, 0x00010101 }, /* Render TSP cache? */

    47     { 0xA05F8040, 0xFFFFFFFF, 0x01FFFFFF }, /* Display border colour */

    48     { 0xA05F8044, 0xFFFFFFFF, 0x00FFFF7F }, /* Display config */

    49     { 0xA05F8048, 0xFFFFFFFF, 0x00FFFF0F }, /* Render config */

    50     { 0xA05F804C, 0xFFFFFFFF, 0x000001FF }, /* Render size */

    51     { 0xA05F8050, 0xFFFFFFFF, 0x00FFFFFC }, /* Display address 1 */

    52     { 0xA05F8054, 0xFFFFFFFF, 0x00FFFFFC }, /* Display address 2 */

    53     { 0xA05F8058, 0xFFFFFFFF, 0x00000000 }, /* ??? */

    54     { 0xA05F805C, 0xFFFFFFFF, 0x3FFFFFFF }, /* Display size */

    55     { 0xA05F8060, 0xFFFFFFFF, 0x01FFFFFC }, /* Render address 1 */

    56     { 0xA05F8064, 0xFFFFFFFF, 0x01FFFFFC }, /* Render address 2 */

    57     { 0xA05F8068, 0xFFFFFFFF, 0x07FF07FF }, /* Render horizontal clip */

    58     { 0xA05F806C, 0xFFFFFFFF, 0x03FF03FF }, /* Render vertical clip */

    59     { 0xA05F8074, 0xFFFFFFFF, 0x000001FF }, /* Render shadow mode */

    60     { 0xA05F807C, 0xFFFFFFFF, 0x003FFFFF }, /* Render object config */

    61     { 0xA05F8084, 0xFFFFFFFF, 0x7FFFFFFF }, /* Render tsp clip */

    62     { 0xA05F808C, 0xFFFFFFFF, 0x1FFFFFFF }, /* Render background plane config */

    63     { 0xA05F8098, 0xFFFFFFFF, 0x00FFFFF9 }, /* ISP config? */

    64     { 0xA05F80C4, 0xFFFFFFFF, UNCHANGED },  /* Gun pos */

    65     { 0xA05F80C8, 0xFFFFFFFF, 0x03FF33FF }, /* Horizontal scanline irq */

    66     { 0xA05F80CC, 0xFFFFFFFF, 0x03FF03FF }, /* Vertical scanline irq */

    67     { 0xA05F8124, 0xFFFFFFFF, 0x00FFFFE0 }, /* TA Tile matrix base */

    68     { 0xA05F8128, 0xFFFFFFFF, 0x00FFFFFC }, /* TA Polygon base */

    69     { 0xA05F812C, 0xFFFFFFFF, 0x00FFFFE0 }, /* TA Tile matrix end */

    70     { 0xA05F8130, 0xFFFFFFFF, 0x00FFFFFC }, /* TA Polygon end */

    71     { 0xA05F8134, 0xFFFFFFFF, UNCHANGED  }, /* TA Tilelist posn */

    72     { 0xA05F8138, 0xFFFFFFFF, UNCHANGED  }, /* TA polygon posn */

    73     { 0xA05F813C, 0xFFFFFFFF, 0x000F003F }, /* TA tile matrix size */

    74     { 0xA05F8140, 0xFFFFFFFF, 0x00133333 }, /* TA object config */

    75     { 0xA05F8144, 0xFFFFFFFF, 0x00000000 }, /* TA initialize */

    76     { 0xA05F8164, 0xFFFFFFFF, 0x00FFFFE0 }, /* TA Tile list start */

    77     { 0, 0, 0 } };

    79 int main( int argc, char *argv[] )

    80 {

    81     int i;

    82     int failures = 0;

    83     int tests = 0;

    85     for( i=0; test_cases[i].reg != 0; i++ ) {

    86     	unsigned int oldval = long_read( test_cases[i].reg );

    87     	unsigned int newval;

    88 	long_write( test_cases[i].reg, test_cases[i].write );

    89 	newval = long_read( test_cases[i].reg );

    90 	if( test_cases[i].expect == UNCHANGED ) {

    91 	    if( newval != oldval ) {

    92 		fprintf( stderr, "Test %d (%08X) failed. Expected %08X but was %08X\n",

    93 		  	 i+1, test_cases[i].reg, oldval, newval );

    94 		failures++;

    95 	    }

    96 	} else {

    97 	    if( newval != test_cases[i].expect ) {

    98 		fprintf( stderr, "Test %d (%08X) failed. Expected %08X but was %08X\n",

    99 		  	 i+1, test_cases[i].reg, test_cases[i].expect, newval );

   100 		failures++;

   101 	    }

   102 	}

   103 	long_write( test_cases[i].reg, oldval );

   104 	tests++;

   105     }

   107     fprintf( stdout, "%d/%d test cases passed successfully\n", (tests-failures), tests );

   108     return failures;

   109 }