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filename test/ide.c
changeset 251:3c5953d944e0
prev247:b356d391d02a
author nkeynes
date Wed Dec 20 11:24:16 2006 +0000 (16 years ago)
permissions -rw-r--r--
last change Tidy up the core IDE test case - now passes (usually) on the real thing. Main
surprise was that it seems to always fail the first packet command after a
reset with code 06,29 (drive reset), no matter how long its been since the
reset.
file annotate diff log raw 
     1.1 --- a/test/ide.c	Tue Dec 19 09:56:09 2006 +0000

     1.2 +++ b/test/ide.c	Wed Dec 20 11:24:16 2006 +0000

     1.3 @@ -124,10 +124,10 @@

     1.4      int i;

     1.5      for( i=0; i<MAX_WAIT; i++ ) {

     1.6          status = byte_read(IDE_ALTSTATUS);

     1.7 -	if( (status & 0x80) != 0x80 )

     1.8 +	if( (status & 0x80) == 0 )

     1.9  	    return 0;

    1.10      }

    1.11 -    printf( "Timeout waiting for IDE to become ready\n" );

    1.12 +    printf( "Timeout waiting for IDE to become ready (status = 0x%02X)\n", status );

    1.13      ide_dump_registers();

    1.14      return 1;

    1.15  }

    1.16 @@ -164,20 +164,14 @@

    1.17      byte_write( IDE_DEVICE, 0 );

    1.18      byte_write( IDE_COMMAND, IDE_CMD_PACKET );

    1.19      status = byte_read(IDE_ALTSTATUS); /* delay 1 PIO cycle as per spec */

    1.20 -    printf( "After writing PACKET command byte:\n" );

    1.21 -    ide_dump_registers();

    1.22      /* Wait until device is ready to accept command */

    1.23      if( ide_wait_ready() )

    1.24  	return 1;

    1.25 -    printf( "Device ready to receive packet:\n" );

    1.26 -    ide_dump_registers();

    1.27  

    1.28      /* Write the command */

    1.29      for( i=0; i<6; i++ ) {

    1.30          word_write( IDE_DATA, spkt[i] );

    1.31      }

    1.32 -    printf( "After writing command packet:\n" );

    1.33 -    ide_dump_registers();

    1.34  }

    1.35  

    1.36  int ide_read_pio( char *buf, int buflen ) {

    1.37 @@ -334,6 +328,17 @@

    1.38      return ide_do_packet_command_pio( cmd, buf, 10 );

    1.39  }

    1.40  

    1.41 +int ide_get_sense_code()

    1.42 +{

    1.43 +    char buf[10];

    1.44 +    int len = ide_sense_error( buf );

    1.45 +    if( len != 10 ) {

    1.46 +	printf( "ERROR: Sense request failed!\n" );

    1.47 +	return -1;

    1.48 +    }

    1.49 +    return ((int)buf[8] << 8) | buf[2];

    1.50 +}

    1.51 +

    1.52  void ide_print_sense_error()

    1.53  {

    1.54      char buf[10];

    1.55 @@ -428,10 +433,11 @@

    1.56      return 0;

    1.57  }

    1.58  

    1.59 -int ide_read_status( char *buf, int length )

    1.60 +int ide_read_status( char *buf, int length, int type )

    1.61  {

    1.62      char cmd[12] = { 0x40,0,0,0, 0xFF,0,0,0, 0,0,0,0 };

    1.63  

    1.64 +    cmd[1] = type;

    1.65      return ide_do_packet_command_pio( cmd, buf, length );

    1.66  }

    1.67
.