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/*
comedi/drivers/amplc_dio.h
Header for amplc_dio200.c, amplc_dio200_common.c and
amplc_dio200_pci.c.
Copyright (C) 2005-2013 MEV Ltd. <http://www.mev.co.uk/>
COMEDI - Linux Control and Measurement Device Interface
Copyright (C) 1998,2000 David A. Schleef <ds@schleef.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
*/
#ifndef AMPLC_DIO200_H_INCLUDED
#define AMPLC_DIO200_H_INCLUDED
/* 200 series register area sizes */
#define DIO200_IO_SIZE 0x20
#define DIO200_PCIE_IO_SIZE 0x4000
/*
* Subdevice types.
*/
enum dio200_sdtype { sd_none, sd_intr, sd_8255, sd_8254, sd_timer };
#define DIO200_MAX_SUBDEVS 8
#define DIO200_MAX_ISNS 6
/*
* Board descriptions.
*/
struct dio200_layout {
unsigned short n_subdevs; /* number of subdevices */
unsigned char sdtype[DIO200_MAX_SUBDEVS]; /* enum dio200_sdtype */
unsigned char sdinfo[DIO200_MAX_SUBDEVS]; /* depends on sdtype */
bool has_int_sce:1; /* has interrupt enable/status reg */
bool has_clk_gat_sce:1; /* has clock/gate selection registers */
bool has_enhancements:1; /* has enhanced features */
};
enum dio200_bustype { isa_bustype, pci_bustype };
struct dio200_board {
const char *name;
struct dio200_layout layout;
enum dio200_bustype bustype;
unsigned char mainbar;
unsigned char mainshift;
unsigned int mainsize;
};
/*
* Comedi device private data.
*/
struct dio200_private {
int intr_sd;
};
int amplc_dio200_common_attach(struct comedi_device *dev, unsigned int irq,
unsigned long req_irq_flags);
void amplc_dio200_common_detach(struct comedi_device *dev);
/* Used by initialization of PCIe boards. */
void amplc_dio200_set_enhance(struct comedi_device *dev, unsigned char val);
#endif
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