| /* |
| 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 |
| |
| /* |
| * Register region. |
| */ |
| enum dio200_regtype { no_regtype = 0, io_regtype, mmio_regtype }; |
| struct dio200_region { |
| union { |
| unsigned long iobase; /* I/O base address */ |
| unsigned char __iomem *membase; /* mapped MMIO base address */ |
| } u; |
| enum dio200_regtype regtype; |
| }; |
| |
| /* |
| * 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 { |
| struct dio200_region io; /* Register region */ |
| 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 |