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// license:BSD-3-Clause
// copyright-holders:smf
/*
* ACB4070 + RLL drive
*
*/
#include "emu.h"
#include "acb4070.h"
// device type definition
DEFINE_DEVICE_TYPE(ACB4070, acb4070_device, "acb4070", "ACB4070")
acb4070_device::acb4070_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: scsihd_device(mconfig, ACB4070, tag, owner, clock)
{
}
#define ACB4070_CMD_WRITE_DATA_BUFFER ( 0x13 )
#define ACB4070_CMD_READ_DATA_BUFFER ( 0x14 )
#define TRANSFERLENGTH_DATA_BUFFER 0x0400
void acb4070_device::ExecCommand()
{
switch( command[ 0 ] )
{
case ACB4070_CMD_WRITE_DATA_BUFFER:
m_phase = SCSI_PHASE_DATAOUT;
m_status_code = SCSI_STATUS_CODE_GOOD;
m_transfer_length = TRANSFERLENGTH_DATA_BUFFER;
break;
case ACB4070_CMD_READ_DATA_BUFFER:
m_phase = SCSI_PHASE_DATAIN;
m_status_code = SCSI_STATUS_CODE_GOOD;
m_transfer_length = TRANSFERLENGTH_DATA_BUFFER;
break;
case T10SPC_CMD_MODE_SELECT_6:
m_phase = SCSI_PHASE_DATAOUT;
m_status_code = SCSI_STATUS_CODE_GOOD;
m_transfer_length = SCSILengthFromUINT8( &command[ 4 ] );
break;
default:
scsihd_device::ExecCommand();
break;
}
}
void acb4070_device::WriteData( uint8_t *data, int dataLength )
{
switch( command[ 0 ] )
{
case T10SPC_CMD_MODE_SELECT_6:
adaptec_sense_t *sense=(adaptec_sense_t *) data;
int tracks=(sense->cylinder_count[0]<<8)+sense->cylinder_count[1];
int capacity=(tracks * sense->head_count * 17);
logerror("Tracks=%d, Heads=%d sec/track=%d\n",tracks,sense->head_count,sense->sectors_per_track);
logerror("Setting disk capacity to %d blocks\n",capacity);
break;
}
}
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