lxdream.org :: lxdream/test/testide.c r185:6755a04c447f

tree revision 237:6f1a429c9d12

filename	test/testide.c
changeset	185:6755a04c447f
next	248:f8022f2ef2a2
author	nkeynes
date	Thu Dec 14 12:31:38 2006 +0000 (17 years ago)
permissions	-rw-r--r--
last change	Add preliminary linux native CD driver support

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     1 #include <assert.h>

     2 #include <ctype.h>

     3 #include "ide.h"

     4 void debug_dump_buffer(char *buf, int length)

5 {

     6     int i,j;

     7     for( i=0; i<length; i+=16 ) {

     8 	printf( "%08X: ", i );

     9         for( j=0; j<16 && i+j < length; j+=4 ) {

    10 	    unsigned int val = *((volatile unsigned int *)(buf+i+j));

    11 	    printf( "%02X %02X %02X %02X  ", val&0xFF, (val>>8)&0xFF, (val>>16)&0xFF, (val>>24)&0xFF );

    12         }

    13 	for( j=0; j<16 && i+j < length; j++ ) {

    14 	    printf( "%c", isprint(buf[i+j]) ? buf[i+j] : '.' );

    15 	}

    16 	printf("\n");

    17     }

    18 }

    20 void debug_dump_int_buffer(volatile char *buf, int length)

    21 {

    22     int i,j;

    23     for( i=0; i<length; i+=16 ) {

    24 	printf( "%08X:", i );

    25         for( j=0; j<16 && i+j < length; j+=4 ) {

    26 	    printf( " %08X", *((volatile unsigned int *)(buf+i+j)) );

    27         }

    28 	printf( "\n" );

    29     }

    30 }

    33 char buf[2048*7 + 32];

    35 int test_ide_read_bootstrap()

    36 {

    37     struct gdrom_session session;

    38     int length;

    39     char *p;

    41     ide_init();

    43     if( ide_test_ready() != 0 ) {

    44 	printf( "ERROR - Test ready failed\n" );

    45 	return -1;

    46     }

    48     if( ide_spinup() != 0 ) {

    49 	printf( "ERROR - Spinup failed\n" );

    50 	return -1;

    51     }

    53     /*

    54     length = ide_unknown71( buf, sizeof(buf) );

    55     if( length == -1 ) {

    56 	printf( "ERROR - 0x71 failed\n" );

    57 	ide_print_sense_error();

    58 	return -1;

    59     }

    60     debug_dump_buffer(buf,length);

    61     */

    62     if( ide_get_session( 0, &session ) == -1 ) {

    63 	printf( "ERROR - Get session(0) failed\n" );

    64 	return -1;

    65     }

    66     if( ide_get_session( session.track, &session ) == -1 ) {

    67 	printf( "ERROR - Get session(%d) failed\n", session.track );

    68 	return -1;

    69     }

    71     p = (char *)((((unsigned int)buf) & 0xFFFFFFE0) + 0x20);

    72     printf( "--- DMA buffer: %08X\n",  p );

    73     length = ide_read_sector_dma( session.lba, 2, 0x28, p, 2048*2 );

    74     if( length != 2048*2 ) {

    75 	printf( "ERROR - Got incorrect read length, expected %d but was %d\n", 2048, length );

    76 	return -1;

    77     }

    78     debug_dump_buffer( p, 2048*2 );

    80     return 0;

    81 }

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

    85 {

    86     ide_dump_registers();

    87     ide_spinup();

    88     ide_read_something();

    89 //    test_ide_read_bootstrap();

    90 }