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r26481 Monday 2nd December, 2013 at 16:06:45 UTC by smf
Added a work round so that CR589 firmware updating works again, either from the separate CD's or as part of the game install (for example DDR MAX). [smf]

[src/emu/machine]

cr589.c

trunk/src/emu/machine/cr589.c

r26480	r26481
45	45	{
46	46	switch( command[ 0 ] )
47	47	{
48		case 0x3b: // WRITE BUFFER
49		bufferOffset = ( command[ 3 ] << 16 ) | ( command[ 4 ] << 8 ) | command[ 5 ];
50		m_phase = SCSI_PHASE_DATAOUT;
51		m_status_code = SCSI_STATUS_CODE_GOOD;
52		m_transfer_length = ( command[ 6 ] << 16 ) | ( command[ 7 ] << 8 ) | command[ 8 ];
53		break;
	48	case T10SPC_CMD_INQUIRY:
	49	logerror("T10MMC: INQUIRY\n");
	50	m_phase = SCSI_PHASE_DATAIN;
	51	m_status_code = SCSI_STATUS_CODE_GOOD;
	52	m_transfer_length = SCSILengthFromUINT8( &command[ 4 ] );
	53	break;
54	54
55		case 0x3c: // READ BUFFER
56		bufferOffset = ( command[ 3 ] << 16 ) | ( command[ 4 ] << 8 ) | command[ 5 ];
57		m_phase = SCSI_PHASE_DATAIN;
58		m_status_code = SCSI_STATUS_CODE_GOOD;
59		m_transfer_length = ( command[ 6 ] << 16 ) | ( command[ 7 ] << 8 ) | command[ 8 ];
60		break;
	55	case 0x3b: // WRITE BUFFER
	56	bufferOffset = ( command[ 3 ] << 16 ) | ( command[ 4 ] << 8 ) | command[ 5 ];
	57	m_phase = SCSI_PHASE_DATAOUT;
	58	m_status_code = SCSI_STATUS_CODE_GOOD;
	59	m_transfer_length = ( command[ 6 ] << 16 ) | ( command[ 7 ] << 8 ) | command[ 8 ];
	60	break;
61	61
62		case 0xcc: // FIRMWARE DOWNLOAD ENABLE
63		m_phase = SCSI_PHASE_DATAOUT;
64		m_status_code = SCSI_STATUS_CODE_GOOD;
65		m_transfer_length = SCSILengthFromUINT16( &command[7] );
66		break;
	62	case 0x3c: // READ BUFFER
	63	bufferOffset = ( command[ 3 ] << 16 ) | ( command[ 4 ] << 8 ) | command[ 5 ];
	64	m_phase = SCSI_PHASE_DATAIN;
	65	m_status_code = SCSI_STATUS_CODE_GOOD;
	66	m_transfer_length = ( command[ 6 ] << 16 ) | ( command[ 7 ] << 8 ) | command[ 8 ];
	67	break;
67	68
68		default:
69		t10mmc::ExecCommand();
	69	case 0xcc: // FIRMWARE DOWNLOAD ENABLE
	70	m_phase = SCSI_PHASE_DATAOUT;
	71	m_status_code = SCSI_STATUS_CODE_GOOD;
	72	m_transfer_length = SCSILengthFromUINT16( &command[7] );
	73	break;
	74
	75	default:
	76	t10mmc::ExecCommand();
	77	break;
70	78	}
71	79	}
72	80
r26480	r26481
74	82	{
75	83	switch( command[ 0 ] )
76	84	{
77		case 0x12: // INQUIRY
78		t10mmc::ReadData( data, dataLength );
	85	case T10SPC_CMD_INQUIRY:
	86	memset(data, 0, dataLength);
79	87
80		if( download )
81		{
82		memcpy( &data[ 8 ], download_identity, 28 );
83		}
84		else
85		{
86		memcpy( &data[ 8 ], &buffer[ identity_offset ], 28 );
87		}
88		break;
	88	t10mmc::ReadData( data, dataLength );
89	89
90		case 0x3c: // READ BUFFER
91		memcpy( data, &buffer[ bufferOffset ], dataLength );
92		bufferOffset += dataLength;
93		break;
	90	if( download )
	91	{
	92	memcpy( &data[ 8 ], download_identity, 28 );
	93	}
	94	else
	95	{
	96	memcpy( &data[ 8 ], &buffer[ identity_offset ], 28 );
	97	}
	98	break;
94	99
95		default:
96		t10mmc::ReadData( data, dataLength );
97		break;
	100	case 0x3c: // READ BUFFER
	101	memcpy( data, &buffer[ bufferOffset ], dataLength );
	102	bufferOffset += dataLength;
	103	break;
	104
	105	default:
	106	t10mmc::ReadData( data, dataLength );
	107	break;
98	108	}
99	109	}
100	110

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