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lxdream.org :: lxdream/test/testregs.c
lxdream 0.9.1
released Jun 29
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filename test/testregs.c
changeset 190:f7653df5e832
next196:3d3c761afbf4
author nkeynes
date Wed Aug 02 04:13:15 2006 +0000 (15 years ago)
permissions -rw-r--r--
last change Add many more TA test cases (a couple of corner cases aren't 100% correct
yet, TBA)
Add new test "testregs" to check register masks (currently just PVR registers)
file annotate diff log raw
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/**
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 * $Id: testregs.c,v 1.1 2006-08-02 04:13:15 nkeynes Exp $
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 * 
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 * Register mask tests. These are simple "write value to register and check
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 * that we read back what we expect" tests.
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 *
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 * Copyright (c) 2006 Nathan Keynes.
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 */
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#include "lib.h"
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#include <stdio.h>
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/**
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 * Constant to mean "same as previous value". Can't be used otherwise.
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 */
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#define UNCHANGED 0xDEADBEEF
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struct test {
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    unsigned int reg;
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    unsigned int write;
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    unsigned int expect;
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};
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struct test test_cases[] = {
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    { 0xA05F8000, 0xFFFFFFFF, 0x17FD11DB }, /* PVRID read-only */
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    { 0xA05F8004, 0xFFFFFFFF, 0x00000011 }, /* PVRVER read-only */
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    //    { 0xA05F8014, 0xFFFFFFFF, 0x00000000 }, /* Render start */
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    { 0xA05F8018, 0xFFFFFFFF, 0x000007FF }, /* ??? */   
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    { 0xA05F801C, 0xFFFFFFFF, 0x00000000 }, /* ??? */   
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    { 0xA05F8020, 0xFFFFFFFF, 0x00F00000 }, /* Render poly buffer address ??? */
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    { 0xA05F8024, 0xFFFFFFFF, 0x00000000 }, /* ??? */
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    { 0xA05F8028, 0xFFFFFFFF, 0x00000000 }, /* ??? */   
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    { 0xA05F802C, 0xFFFFFFFF, 0x00FFFFFC }, /* Render Tile buffer address */
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    { 0xA05F8030, 0xFFFFFFFF, 0x00010101 }, /* Render TSP cache? */   
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    { 0xA05F8040, 0xFFFFFFFF, 0x01FFFFFF }, /* Display border colour */   
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    { 0xA05F8044, 0xFFFFFFFF, 0x00FFFF7F }, /* Display config */   
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    { 0xA05F8048, 0xFFFFFFFF, 0x00FFFF0F }, /* Render config */
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    { 0xA05F804C, 0xFFFFFFFF, 0x000001FF }, /* Render size */
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    { 0xA05F8050, 0xFFFFFFFF, 0x00FFFFFC }, /* Display address 1 */ 
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    { 0xA05F8054, 0xFFFFFFFF, 0x00FFFFFC }, /* Display address 2 */
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    { 0xA05F8058, 0xFFFFFFFF, 0x00000000 }, /* ??? */
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    { 0xA05F805C, 0xFFFFFFFF, 0x3FFFFFFF }, /* Display size */
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    { 0xA05F8060, 0xFFFFFFFF, 0x01FFFFFC }, /* Render address 1 */
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    { 0xA05F8064, 0xFFFFFFFF, 0x01FFFFFC }, /* Render address 2 */
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    { 0xA05F8068, 0xFFFFFFFF, 0x07FF07FF }, /* Render horizontal clip */
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    { 0xA05F806C, 0xFFFFFFFF, 0x03FF03FF }, /* Render vertical clip */
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    { 0xA05F8074, 0xFFFFFFFF, 0x000001FF }, /* Render shadow mode */
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    { 0xA05F807C, 0xFFFFFFFF, 0x003FFFFF }, /* Render object config */
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    { 0xA05F8084, 0xFFFFFFFF, 0x7FFFFFFF }, /* Render tsp clip */
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    { 0xA05F808C, 0xFFFFFFFF, 0x1FFFFFFF }, /* Render background plane config */
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    { 0xA05F8098, 0xFFFFFFFF, 0x00FFFFF9 }, /* ISP config? */
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    { 0xA05F80C4, 0xFFFFFFFF, UNCHANGED },  /* Gun pos */
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    { 0xA05F80C8, 0xFFFFFFFF, 0x03FF33FF }, /* Horizontal scanline irq */
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    { 0xA05F80CC, 0xFFFFFFFF, 0x03FF03FF }, /* Vertical scanline irq */
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    { 0xA05F8124, 0xFFFFFFFF, 0x00FFFFE0 }, /* TA Tile matrix base */
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    { 0xA05F8128, 0xFFFFFFFF, 0x00FFFFFC }, /* TA Polygon base */
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    { 0xA05F812C, 0xFFFFFFFF, 0x00FFFFE0 }, /* TA Tile matrix end */
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    { 0xA05F8130, 0xFFFFFFFF, 0x00FFFFFC }, /* TA Polygon end */
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    { 0xA05F8134, 0xFFFFFFFF, UNCHANGED  }, /* TA Tilelist posn */
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    { 0xA05F8138, 0xFFFFFFFF, UNCHANGED  }, /* TA polygon posn */
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    { 0xA05F813C, 0xFFFFFFFF, 0x000F003F }, /* TA tile matrix size */
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    { 0xA05F8140, 0xFFFFFFFF, 0x00133333 }, /* TA object config */
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    { 0xA05F8144, 0xFFFFFFFF, 0x00000000 }, /* TA initialize */
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    { 0xA05F8164, 0xFFFFFFFF, 0x00FFFFE0 }, /* TA Tile list start */
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    { 0, 0, 0 } };
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int main( int argc, char *argv[] )
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{
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    int i;
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    int failures = 0;
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    int tests = 0;
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    for( i=0; test_cases[i].reg != 0; i++ ) {
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    	unsigned int oldval = long_read( test_cases[i].reg );
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    	unsigned int newval;
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	long_write( test_cases[i].reg, test_cases[i].write );
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	newval = long_read( test_cases[i].reg );
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	if( test_cases[i].expect == UNCHANGED ) {
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	    if( newval != oldval ) {
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		fprintf( stderr, "Test %d (%08X) failed. Expected %08X but was %08X\n",
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		  	 i+1, test_cases[i].reg, oldval, newval );
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		failures++;
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	    }
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	} else {
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	    if( newval != test_cases[i].expect ) {
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		fprintf( stderr, "Test %d (%08X) failed. Expected %08X but was %08X\n",
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		  	 i+1, test_cases[i].reg, test_cases[i].expect, newval );
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		failures++;
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	    }
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	}
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	long_write( test_cases[i].reg, oldval );
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	tests++;
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    }
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    fprintf( stdout, "%d/%d test cases passed successfully\n", (tests-failures), tests );
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    return failures;
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}
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