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/***************************************************************************
idectrl.h
Generic (PC-style) IDE controller implementation.
Copyright Nicola Salmoria and the MAME Team.
Visit http://mamedev.org for licensing and usage restrictions.
***************************************************************************/
#pragma once
#ifndef __IDECTRL_H__
#define __IDECTRL_H__
#include "harddisk.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
typedef struct _ide_config ide_config;
struct _ide_config
{
void (*interrupt)(const device_config *device, int state);
const char *master; /* name of master region (defaults to device tag) */
const char *slave; /* name of slave region (defaults to NULL) */
const char *bmcpu; /* name of bus master CPU */
UINT32 bmspace; /* address space of bus master transfer */
};
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
#define MDRV_IDE_CONTROLLER_ADD(_tag, _callback) \
MDRV_DEVICE_ADD(_tag, IDE_CONTROLLER, 0) \
MDRV_DEVICE_CONFIG_DATAPTR(ide_config, interrupt, _callback)
#define MDRV_IDE_CONTROLLER_REGIONS(_master, _slave) \
MDRV_DEVICE_CONFIG_DATAPTR(ide_config, master, _master) \
MDRV_DEVICE_CONFIG_DATAPTR(ide_config, master, _slave)
#define MDRV_IDE_BUS_MASTER_SPACE(_cpu, _space) \
MDRV_DEVICE_CONFIG_DATAPTR(ide_config, bmcpu, _cpu) \
MDRV_DEVICE_CONFIG_DATA32(ide_config, bmspace, ADDRESS_SPACE_##_space)
#define MDRV_IDE_CONTROLLER_REMOVE(_tag) \
MDRV_DEVICE_REMOVE(_tag, IDE_CONTROLLER)
/***************************************************************************
FUNCTION PROTOTYPES
***************************************************************************/
UINT8 *ide_get_features(const device_config *device);
void ide_set_master_password(const device_config *device, const UINT8 *password);
void ide_set_user_password(const device_config *device, const UINT8 *password);
int ide_bus_r(const device_config *config, int select, int offset);
void ide_bus_w(const device_config *config, int select, int offset, int data);
int ide_controller_r(const device_config *config, int reg);
void ide_controller_w(const device_config *config, int reg, int data);
READ32_DEVICE_HANDLER( ide_controller32_r );
WRITE32_DEVICE_HANDLER( ide_controller32_w );
READ32_DEVICE_HANDLER( ide_bus_master32_r );
WRITE32_DEVICE_HANDLER( ide_bus_master32_w );
READ16_DEVICE_HANDLER( ide_controller16_r );
WRITE16_DEVICE_HANDLER( ide_controller16_w );
/* ----- device interface ----- */
/* device get info callback */
#define IDE_CONTROLLER DEVICE_GET_INFO_NAME(ide_controller)
DEVICE_GET_INFO( ide_controller );
#endif /* __IDECTRL_H__ */
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