diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/das08_isa.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/das08_isa.c | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/das08_isa.c b/drivers/staging/comedi/drivers/das08_isa.c new file mode 100644 index 000000000000..f12078247163 --- /dev/null +++ b/drivers/staging/comedi/drivers/das08_isa.c @@ -0,0 +1,217 @@ +/* + * das08_isa.c + * comedi driver for DAS08 ISA/PC-104 boards + * + * COMEDI - Linux Control and Measurement Device Interface + * Copyright (C) 2000 David A. Schleef <ds@schleef.org> + * Copyright (C) 2001,2002,2003 Frank Mori Hess <fmhess@users.sourceforge.net> + * Copyright (C) 2004 Salvador E. Tropea <set@users.sf.net> <set@ieee.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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * Driver: das08_isa + * Description: DAS-08 ISA/PC-104 compatible boards + * Devices: (Keithley Metrabyte) DAS08 [isa-das08], + * (ComputerBoards) DAS08 [isa-das08] + * (ComputerBoards) DAS08-PGM [das08-pgm] + * (ComputerBoards) DAS08-PGH [das08-pgh] + * (ComputerBoards) DAS08-PGL [das08-pgl] + * (ComputerBoards) DAS08-AOH [das08-aoh] + * (ComputerBoards) DAS08-AOL [das08-aol] + * (ComputerBoards) DAS08-AOM [das08-aom] + * (ComputerBoards) DAS08/JR-AO [das08/jr-ao] + * (ComputerBoards) DAS08/JR-16-AO [das08jr-16-ao] + * (ComputerBoards) PC104-DAS08 [pc104-das08] + * (ComputerBoards) DAS08/JR/16 [das08jr/16] + * Author: Warren Jasper, ds, Frank Hess + * Updated: Fri, 31 Aug 2012 19:19:06 +0100 + * Status: works + * + * This is the ISA/PC-104-specific support split off from the das08 driver. + * + * Configuration Options: + * [0] - base io address + */ + +#include "../comedidev.h" + +#include "das08.h" + +static const struct das08_board_struct das08_isa_boards[] = { + { + /* cio-das08.pdf */ + .name = "isa-das08", + .ai_nbits = 12, + .ai_pg = das08_pg_none, + .ai_encoding = das08_encode12, + .di_nchan = 3, + .do_nchan = 4, + .i8255_offset = 8, + .i8254_offset = 4, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08pgx.pdf */ + .name = "das08-pgm", + .ai_nbits = 12, + .ai_pg = das08_pgm, + .ai_encoding = das08_encode12, + .di_nchan = 3, + .do_nchan = 4, + .i8255_offset = 0, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08pgx.pdf */ + .name = "das08-pgh", + .ai_nbits = 12, + .ai_pg = das08_pgh, + .ai_encoding = das08_encode12, + .di_nchan = 3, + .do_nchan = 4, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08pgx.pdf */ + .name = "das08-pgl", + .ai_nbits = 12, + .ai_pg = das08_pgl, + .ai_encoding = das08_encode12, + .di_nchan = 3, + .do_nchan = 4, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08_aox.pdf */ + .name = "das08-aoh", + .ai_nbits = 12, + .ai_pg = das08_pgh, + .ai_encoding = das08_encode12, + .ao_nbits = 12, + .di_nchan = 3, + .do_nchan = 4, + .i8255_offset = 0x0c, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08_aox.pdf */ + .name = "das08-aol", + .ai_nbits = 12, + .ai_pg = das08_pgl, + .ai_encoding = das08_encode12, + .ao_nbits = 12, + .di_nchan = 3, + .do_nchan = 4, + .i8255_offset = 0x0c, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08_aox.pdf */ + .name = "das08-aom", + .ai_nbits = 12, + .ai_pg = das08_pgm, + .ai_encoding = das08_encode12, + .ao_nbits = 12, + .di_nchan = 3, + .do_nchan = 4, + .i8255_offset = 0x0c, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08-jr-ao.pdf */ + .name = "das08/jr-ao", + .is_jr = true, + .ai_nbits = 12, + .ai_pg = das08_pg_none, + .ai_encoding = das08_encode12, + .ao_nbits = 12, + .di_nchan = 8, + .do_nchan = 8, + .iosize = 16, /* unchecked */ + }, { + /* cio-das08jr-16-ao.pdf */ + .name = "das08jr-16-ao", + .is_jr = true, + .ai_nbits = 16, + .ai_pg = das08_pg_none, + .ai_encoding = das08_encode16, + .ao_nbits = 16, + .di_nchan = 8, + .do_nchan = 8, + .i8254_offset = 0x04, + .iosize = 16, /* unchecked */ + }, { + .name = "pc104-das08", + .ai_nbits = 12, + .ai_pg = das08_pg_none, + .ai_encoding = das08_encode12, + .di_nchan = 3, + .do_nchan = 4, + .i8254_offset = 4, + .iosize = 16, /* unchecked */ + }, { + .name = "das08jr/16", + .is_jr = true, + .ai_nbits = 16, + .ai_pg = das08_pg_none, + .ai_encoding = das08_encode16, + .di_nchan = 8, + .do_nchan = 8, + .iosize = 16, /* unchecked */ + }, +}; + +static int das08_isa_attach(struct comedi_device *dev, + struct comedi_devconfig *it) +{ + const struct das08_board_struct *thisboard = comedi_board(dev); + struct das08_private_struct *devpriv; + + devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL); + if (!devpriv) + return -ENOMEM; + dev->private = devpriv; + + if (!request_region(it->options[0], thisboard->iosize, + thisboard->name)) + return -EIO; + + return das08_common_attach(dev, it->options[0]); +} + +static void das08_isa_detach(struct comedi_device *dev) +{ + const struct das08_board_struct *thisboard = comedi_board(dev); + + das08_common_detach(dev); + if (dev->iobase) + release_region(dev->iobase, thisboard->iosize); +} + +static struct comedi_driver das08_isa_driver = { + .driver_name = "isa-das08", + .module = THIS_MODULE, + .attach = das08_isa_attach, + .detach = das08_isa_detach, + .board_name = &das08_isa_boards[0].name, + .num_names = ARRAY_SIZE(das08_isa_boards), + .offset = sizeof(das08_isa_boards[0]), +}; +module_comedi_driver(das08_isa_driver); + +MODULE_AUTHOR("Comedi http://www.comedi.org"); +MODULE_DESCRIPTION("Comedi low-level driver"); +MODULE_LICENSE("GPL"); |