cb_pcidda.c revision 086df5b5fea9c6bd1374acb6dea2c558247d4637
1086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 2086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi/drivers/cb_pcidda.c 3086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez This intends to be a driver for the ComputerBoards / MeasurementComputing 4086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez PCI-DDA series. 5086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Copyright (C) 2001 Ivan Martinez <ivanmr@altavista.com> 7086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Copyright (C) 2001 Frank Mori Hess <fmhess@users.sourceforge.net> 8086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 9086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez COMEDI - Linux Control and Measurement Device Interface 10086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Copyright (C) 1997-8 David A. Schleef <ds@schleef.org> 11086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 12086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez This program is free software; you can redistribute it and/or modify 13086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez it under the terms of the GNU General Public License as published by 14086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez the Free Software Foundation; either version 2 of the License, or 15086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez (at your option) any later version. 16086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 17086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez This program is distributed in the hope that it will be useful, 18086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez but WITHOUT ANY WARRANTY; without even the implied warranty of 19086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez GNU General Public License for more details. 21086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 22086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez You should have received a copy of the GNU General Public License 23086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez along with this program; if not, write to the Free Software 24086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 25086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 26086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez*/ 27086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 28086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezDriver: cb_pcidda 29086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezDescription: MeasurementComputing PCI-DDA series 30086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezAuthor: Ivan Martinez <ivanmr@altavista.com>, Frank Mori Hess <fmhess@users.sourceforge.net> 31086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezStatus: Supports 08/16, 04/16, 02/16, 08/12, 04/12, and 02/12 32086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezDevices: [Measurement Computing] PCI-DDA08/12 (cb_pcidda), PCI-DDA04/12, 33086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez PCI-DDA02/12, PCI-DDA08/16, PCI-DDA04/16, PCI-DDA02/16 34086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 35086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezConfiguration options: 36086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez [0] - PCI bus of device (optional) 37086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez [1] - PCI slot of device (optional) 38086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez If bus/slot is not specified, the first available PCI 39086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device will be used. 40086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 41086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezOnly simple analog output writing is supported. 42086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 43086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezSo far it has only been tested with: 44086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez - PCI-DDA08/12 45086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezPlease report success/failure with other different cards to 46086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez<comedi@comedi.org>. 47086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez*/ 48086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 49086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#include "../comedidev.h" 50086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 51086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#include "comedi_pci.h" 52086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#include "8255.h" 53086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 54086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PCI_VENDOR_ID_CB 0x1307 // PCI vendor number of ComputerBoards 55086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define N_BOARDS 10 // Number of boards in cb_pcidda_boards 56086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define EEPROM_SIZE 128 // number of entries in eeprom 57086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define MAX_AO_CHANNELS 8 // maximum number of ao channels for supported boards 58086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 59086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* PCI-DDA base addresses */ 60086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DIGITALIO_BADRINDEX 2 61086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // DIGITAL I/O is pci_dev->resource[2] 62086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DIGITALIO_SIZE 8 63086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // DIGITAL I/O uses 8 I/O port addresses 64086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DAC_BADRINDEX 3 65086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // DAC is pci_dev->resource[3] 66086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 67086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* Digital I/O registers */ 68086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PORT1A 0 // PORT 1A DATA 69086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 70086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PORT1B 1 // PORT 1B DATA 71086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 72086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PORT1C 2 // PORT 1C DATA 73086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 74086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CONTROL1 3 // CONTROL REGISTER 1 75086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 76086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PORT2A 4 // PORT 2A DATA 77086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 78086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PORT2B 5 // PORT 2B DATA 79086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 80086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define PORT2C 6 // PORT 2C DATA 81086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 82086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CONTROL2 7 // CONTROL REGISTER 2 83086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 84086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* DAC registers */ 85086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DACONTROL 0 // D/A CONTROL REGISTER 86086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define SU 0000001 // Simultaneous update enabled 87086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define NOSU 0000000 // Simultaneous update disabled 88086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define ENABLEDAC 0000002 // Enable specified DAC 89086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DISABLEDAC 0000000 // Disable specified DAC 90086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define RANGE2V5 0000000 // 2.5V 91086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define RANGE5V 0000200 // 5V 92086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define RANGE10V 0000300 // 10V 93086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define UNIP 0000400 // Unipolar outputs 94086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define BIP 0000000 // Bipolar outputs 95086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 96086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DACALIBRATION1 4 // D/A CALIBRATION REGISTER 1 97086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez//write bits 98086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define SERIAL_IN_BIT 0x1 // serial data input for eeprom, caldacs, reference dac 99086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_CHANNEL_MASK (0x7 << 1) 100086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_CHANNEL_BITS(channel) (((channel) << 1) & CAL_CHANNEL_MASK) 101086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez//read bits 102086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_COUNTER_MASK 0x1f 103086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_COUNTER_OVERFLOW_BIT 0x20 // calibration counter overflow status bit 104086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define AO_BELOW_REF_BIT 0x40 // analog output is less than reference dac voltage 105086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define SERIAL_OUT_BIT 0x80 // serial data out, for reading from eeprom 106086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 107086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DACALIBRATION2 6 // D/A CALIBRATION REGISTER 2 108086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define SELECT_EEPROM_BIT 0x1 // send serial data in to eeprom 109086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DESELECT_REF_DAC_BIT 0x2 // don't send serial data to MAX542 reference dac 110086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DESELECT_CALDAC_BIT(n) (0x4 << (n)) // don't send serial data to caldac n 111086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DUMMY_BIT 0x40 // manual says to set this bit with no explanation 112086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 113086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DADATA 8 // FIRST D/A DATA REGISTER (0) 114086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 115086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic const comedi_lrange cb_pcidda_ranges = { 116086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6, 117086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 118086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez BIP_RANGE(10), 119086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez BIP_RANGE(5), 120086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez BIP_RANGE(2.5), 121086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez UNI_RANGE(10), 122086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez UNI_RANGE(5), 123086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez UNI_RANGE(2.5), 124086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 125086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 126086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 127086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 128086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Board descriptions for two imaginary boards. Describing the 129086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * boards in this way is optional, and completely driver-dependent. 130086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Some drivers use arrays such as this, other do not. 131086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 132086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martineztypedef struct cb_pcidda_board_struct { 133086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const char *name; 134086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez char status; // Driver status: 135086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // 0 - tested 136086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // 1 - manual read, not tested 137086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // 2 - manual not read 138086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned short device_id; 139086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int ao_chans; 140086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int ao_bits; 141086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const comedi_lrange *ranges; 142086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} cb_pcidda_board; 143086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic const cb_pcidda_board cb_pcidda_boards[] = { 144086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 145086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez name: "pci-dda02/12", 146086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez status: 1, 147086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device_id:0x20, 148086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_chans:2, 149086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_bits: 12, 150086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ranges: &cb_pcidda_ranges, 151086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 152086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 153086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez name: "pci-dda04/12", 154086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez status: 1, 155086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device_id:0x21, 156086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_chans:4, 157086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_bits: 12, 158086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ranges: &cb_pcidda_ranges, 159086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 160086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 161086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez name: "pci-dda08/12", 162086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez status: 0, 163086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device_id:0x22, 164086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_chans:8, 165086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_bits: 12, 166086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ranges: &cb_pcidda_ranges, 167086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 168086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 169086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez name: "pci-dda02/16", 170086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez status: 2, 171086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device_id:0x23, 172086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_chans:2, 173086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_bits: 16, 174086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ranges: &cb_pcidda_ranges, 175086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 176086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 177086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez name: "pci-dda04/16", 178086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez status: 2, 179086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device_id:0x24, 180086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_chans:4, 181086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_bits: 16, 182086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ranges: &cb_pcidda_ranges, 183086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 184086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 185086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez name: "pci-dda08/16", 186086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez status: 0, 187086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device_id:0x25, 188086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_chans:8, 189086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ao_bits: 16, 190086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez ranges: &cb_pcidda_ranges, 191086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 192086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 193086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 194086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic DEFINE_PCI_DEVICE_TABLE(cb_pcidda_pci_table) = { 195086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0020, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 196086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0021, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 197086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0022, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 198086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0023, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 199086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0024, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 200086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0025, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 201086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {0} 202086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 203086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 204086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezMODULE_DEVICE_TABLE(pci, cb_pcidda_pci_table); 205086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 206086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 207086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Useful for shorthand access to the particular board structure 208086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 209086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define thisboard ((const cb_pcidda_board *)dev->board_ptr) 210086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 211086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* this structure is for data unique to this hardware driver. If 212086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez several hardware drivers keep similar information in this structure, 213086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez feel free to suggest moving the variable to the comedi_device struct. */ 214086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martineztypedef struct { 215086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int data; 216086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 217086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* would be useful for a PCI device */ 218086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez struct pci_dev *pci_dev; 219086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 220086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned long digitalio; 221086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned long dac; 222086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez //unsigned long control_status; 223086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez //unsigned long adc_fifo; 224086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int dac_cal1_bits; // bits last written to da calibration register 1 225086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int ao_range[MAX_AO_CHANNELS]; // current range settings for output channels 226086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez u16 eeprom_data[EEPROM_SIZE]; // software copy of board's eeprom 227086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} cb_pcidda_private; 228086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 229086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 230086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * most drivers define the following macro to make it easy to 231086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * access the private structure. 232086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 233086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define devpriv ((cb_pcidda_private *)dev->private) 234086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 235086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_attach(comedi_device * dev, comedi_devconfig * it); 236086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_detach(comedi_device * dev); 237086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez//static int cb_pcidda_ai_rinsn(comedi_device *dev,comedi_subdevice *s,comedi_insn *insn,lsampl_t *data); 238086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_ao_winsn(comedi_device * dev, comedi_subdevice * s, 239086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi_insn * insn, lsampl_t * data); 240086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez//static int cb_pcidda_ai_cmd(comedi_device *dev,comedi_subdevice *s); 241086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez//static int cb_pcidda_ai_cmdtest(comedi_device *dev,comedi_subdevice *s, comedi_cmd *cmd); 242086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez//static int cb_pcidda_ns_to_timer(unsigned int *ns,int round); 243086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int cb_pcidda_serial_in(comedi_device * dev); 244086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic void cb_pcidda_serial_out(comedi_device * dev, unsigned int value, 245086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int num_bits); 246086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int cb_pcidda_read_eeprom(comedi_device * dev, 247086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int address); 248086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic void cb_pcidda_calibrate(comedi_device * dev, unsigned int channel, 249086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range); 250086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 251086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 252086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * The comedi_driver structure tells the Comedi core module 253086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * which functions to call to configure/deconfigure (attach/detach) 254086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the board, and also about the kernel module that contains 255086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the device code. 256086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 257086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic comedi_driver driver_cb_pcidda = { 258086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez driver_name:"cb_pcidda", 259086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez module:THIS_MODULE, 260086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez attach:cb_pcidda_attach, 261086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez detach:cb_pcidda_detach, 262086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 263086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 264086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 265086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Attach is called by the Comedi core to configure the driver 266086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * for a particular board. 267086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 268086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_attach(comedi_device * dev, comedi_devconfig * it) 269086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 270086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi_subdevice *s; 271086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez struct pci_dev *pcidev; 272086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int index; 273086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 274086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("comedi%d: cb_pcidda: ", dev->minor); 275086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 276086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 277086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Allocate the private structure area. 278086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 279086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (alloc_private(dev, sizeof(cb_pcidda_private)) < 0) 280086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -ENOMEM; 281086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 282086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 283086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Probe the device to determine what device in the series it is. 284086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 285086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("\n"); 286086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 287086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL); 288086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pcidev != NULL; 289086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pcidev)) { 290086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (pcidev->vendor == PCI_VENDOR_ID_CB) { 291086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (it->options[0] || it->options[1]) { 292086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (pcidev->bus->number != it->options[0] || 293086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez PCI_SLOT(pcidev->devfn) != 294086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez it->options[1]) { 295086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez continue; 296086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 297086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 298086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (index = 0; index < N_BOARDS; index++) { 299086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cb_pcidda_boards[index].device_id == 300086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pcidev->device) { 301086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez goto found; 302086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 303086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 304086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 305086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 306086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!pcidev) { 307086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("Not a ComputerBoards/MeasurementComputing card on requested position\n"); 308086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -EIO; 309086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 310086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez found: 311086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->pci_dev = pcidev; 312086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez dev->board_ptr = cb_pcidda_boards + index; 313086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // "thisboard" macro can be used from here. 314086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("Found %s at requested position\n", thisboard->name); 315086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 316086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* 317086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Enable PCI device and request regions. 318086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 319086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (comedi_pci_enable(pcidev, thisboard->name)) { 320086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("cb_pcidda: failed to enable PCI device and request regions\n"); 321086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -EIO; 322086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 323086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 324086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 325086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Allocate the I/O ports. 326086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 327086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->digitalio = 328086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pci_resource_start(devpriv->pci_dev, DIGITALIO_BADRINDEX); 329086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->dac = pci_resource_start(devpriv->pci_dev, DAC_BADRINDEX); 330086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 331086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 332086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Warn about the status of the driver. 333086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 334086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (thisboard->status == 2) 335086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("WARNING: DRIVER FOR THIS BOARD NOT CHECKED WITH MANUAL. " "WORKS ASSUMING FULL COMPATIBILITY WITH PCI-DDA08/12. " "PLEASE REPORT USAGE TO <ivanmr@altavista.com>.\n"); 336086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 337086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 338086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Initialize dev->board_name. 339086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 340086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez dev->board_name = thisboard->name; 341086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 342086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 343086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Allocate the subdevice structures. 344086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 345086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (alloc_subdevices(dev, 3) < 0) 346086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -ENOMEM; 347086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 348086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s = dev->subdevices + 0; 349086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* analog output subdevice */ 350086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->type = COMEDI_SUBD_AO; 351086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->subdev_flags = SDF_WRITABLE; 352086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->n_chan = thisboard->ao_chans; 353086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->maxdata = (1 << thisboard->ao_bits) - 1; 354086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->range_table = thisboard->ranges; 355086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->insn_write = cb_pcidda_ao_winsn; 356086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// s->subdev_flags |= SDF_CMD_READ; 357086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// s->do_cmd = cb_pcidda_ai_cmd; 358086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// s->do_cmdtest = cb_pcidda_ai_cmdtest; 359086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 360086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // two 8255 digital io subdevices 361086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s = dev->subdevices + 1; 362086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_init(dev, s, NULL, devpriv->digitalio); 363086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s = dev->subdevices + 2; 364086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_init(dev, s, NULL, devpriv->digitalio + PORT2A); 365086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 366086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk(" eeprom:"); 367086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (index = 0; index < EEPROM_SIZE; index++) { 368086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->eeprom_data[index] = cb_pcidda_read_eeprom(dev, index); 369086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk(" %i:0x%x ", index, devpriv->eeprom_data[index]); 370086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 371086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("\n"); 372086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 373086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // set calibrations dacs 374086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (index = 0; index < thisboard->ao_chans; index++) 375086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_calibrate(dev, index, devpriv->ao_range[index]); 376086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 377086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1; 378086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 379086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 380086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 381086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * _detach is called to deconfigure a device. It should deallocate 382086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * resources. 383086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * This function is also called when _attach() fails, so it should be 384086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * careful not to release resources that were not necessarily 385086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * allocated by _attach(). dev->private and dev->subdevices are 386086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * deallocated automatically by the core. 387086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 388086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_detach(comedi_device * dev) 389086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 390086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 391086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Deallocate the I/O ports. 392086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 393086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (devpriv) { 394086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (devpriv->pci_dev) { 395086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (devpriv->dac) { 396086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi_pci_disable(devpriv->pci_dev); 397086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 398086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pci_dev_put(devpriv->pci_dev); 399086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 400086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 401086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // cleanup 8255 402086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (dev->subdevices) { 403086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_cleanup(dev, dev->subdevices + 1); 404086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_cleanup(dev, dev->subdevices + 2); 405086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 406086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 407086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("comedi%d: cb_pcidda: remove\n", dev->minor); 408086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 409086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0; 410086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 411086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 412086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 413086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * I will program this later... ;-) 414086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 415086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#if 0 416086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_ai_cmd(comedi_device * dev, comedi_subdevice * s) 417086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 418086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("cb_pcidda_ai_cmd\n"); 419086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("subdev: %d\n", cmd->subdev); 420086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("flags: %d\n", cmd->flags); 421086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("start_src: %d\n", cmd->start_src); 422086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("start_arg: %d\n", cmd->start_arg); 423086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("scan_begin_src: %d\n", cmd->scan_begin_src); 424086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("convert_src: %d\n", cmd->convert_src); 425086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("convert_arg: %d\n", cmd->convert_arg); 426086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("scan_end_src: %d\n", cmd->scan_end_src); 427086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("scan_end_arg: %d\n", cmd->scan_end_arg); 428086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("stop_src: %d\n", cmd->stop_src); 429086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("stop_arg: %d\n", cmd->stop_arg); 430086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("chanlist_len: %d\n", cmd->chanlist_len); 431086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 432086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#endif 433086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 434086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#if 0 435086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_ai_cmdtest(comedi_device * dev, comedi_subdevice * s, 436086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi_cmd * cmd) 437086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 438086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int err = 0; 439086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int tmp; 440086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 441086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* cmdtest tests a particular command to see if it is valid. 442086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Using the cmdtest ioctl, a user can create a valid cmd 443086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * and then have it executes by the cmd ioctl. 444086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * 445086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * cmdtest returns 1,2,3,4 or 0, depending on which tests 446086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the command passes. */ 447086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 448086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 1: make sure trigger sources are trivially valid */ 449086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 450086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->start_src; 451086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->start_src &= TRIG_NOW; 452086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->start_src || tmp != cmd->start_src) 453086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 454086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 455086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->scan_begin_src; 456086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT; 457086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src) 458086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 459086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 460086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->convert_src; 461086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_src &= TRIG_TIMER | TRIG_EXT; 462086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->convert_src || tmp != cmd->convert_src) 463086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 464086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 465086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->scan_end_src; 466086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_end_src &= TRIG_COUNT; 467086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->scan_end_src || tmp != cmd->scan_end_src) 468086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 469086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 470086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->stop_src; 471086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->stop_src &= TRIG_COUNT | TRIG_NONE; 472086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->stop_src || tmp != cmd->stop_src) 473086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 474086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 475086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 476086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1; 477086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 478086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 2: make sure trigger sources are unique and mutually compatible */ 479086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 480086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* note that mutual compatiblity is not an issue here */ 481086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src != TRIG_TIMER 482086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez && cmd->scan_begin_src != TRIG_EXT) 483086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 484086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT) 485086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 486086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_src != TRIG_TIMER && cmd->stop_src != TRIG_EXT) 487086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 488086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 489086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 490086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 2; 491086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 492086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 3: make sure arguments are trivially compatible */ 493086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 494086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->start_arg != 0) { 495086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->start_arg = 0; 496086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 497086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 498086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define MAX_SPEED 10000 /* in nanoseconds */ 499086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define MIN_SPEED 1000000000 /* in nanoseconds */ 500086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 501086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 502086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_arg < MAX_SPEED) { 503086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = MAX_SPEED; 504086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 505086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 506086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_arg > MIN_SPEED) { 507086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = MIN_SPEED; 508086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 509086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 510086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } else { 511086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* external trigger */ 512086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* should be level/edge, hi/lo specification here */ 513086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* should specify multiple external triggers */ 514086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_arg > 9) { 515086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = 9; 516086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 517086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 518086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 519086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_src == TRIG_TIMER) { 520086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_arg < MAX_SPEED) { 521086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg = MAX_SPEED; 522086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 523086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 524086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_arg > MIN_SPEED) { 525086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg = MIN_SPEED; 526086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 527086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 528086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } else { 529086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* external trigger */ 530086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* see above */ 531086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_arg > 9) { 532086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg = 9; 533086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 534086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 535086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 536086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 537086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_end_arg != cmd->chanlist_len) { 538086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_end_arg = cmd->chanlist_len; 539086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 540086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 541086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_src == TRIG_COUNT) { 542086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_arg > 0x00ffffff) { 543086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->stop_arg = 0x00ffffff; 544086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 545086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 546086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } else { 547086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* TRIG_NONE */ 548086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_arg != 0) { 549086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->stop_arg = 0; 550086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 551086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 552086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 553086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 554086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 555086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 3; 556086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 557086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 4: fix up any arguments */ 558086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 559086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 560086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->scan_begin_arg; 561086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_ns_to_timer(&cmd->scan_begin_arg, 562086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->flags & TRIG_ROUND_MASK); 563086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (tmp != cmd->scan_begin_arg) 564086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 565086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 566086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_src == TRIG_TIMER) { 567086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->convert_arg; 568086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_ns_to_timer(&cmd->convert_arg, 569086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->flags & TRIG_ROUND_MASK); 570086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (tmp != cmd->convert_arg) 571086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 572086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src == TRIG_TIMER && 573086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg < 574086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg * cmd->scan_end_arg) { 575086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = 576086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg * cmd->scan_end_arg; 577086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 578086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 579086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 580086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 581086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 582086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 4; 583086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 584086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0; 585086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 586086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#endif 587086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 588086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* This function doesn't require a particular form, this is just 589086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * what happens to be used in some of the drivers. It should 590086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * convert ns nanoseconds to a counter value suitable for programming 591086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the device. Also, it should adjust ns so that it cooresponds to 592086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the actual time that the device will use. */ 593086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#if 0 594086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_ns_to_timer(unsigned int *ns, int round) 595086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 596086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* trivial timer */ 597086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return *ns; 598086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 599086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#endif 600086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 601086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_ao_winsn(comedi_device * dev, comedi_subdevice * s, 602086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi_insn * insn, lsampl_t * data) 603086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 604086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int command; 605086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int channel, range; 606086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 607086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez channel = CR_CHAN(insn->chanspec); 608086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez range = CR_RANGE(insn->chanspec); 609086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 610086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // adjust calibration dacs if range has changed 611086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (range != devpriv->ao_range[channel]) 612086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_calibrate(dev, channel, range); 613086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 614086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* output channel configuration */ 615086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command = NOSU | ENABLEDAC; 616086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 617086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* output channel range */ 618086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez switch (range) { 619086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 0: 620086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= BIP | RANGE10V; 621086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 622086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 1: 623086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= BIP | RANGE5V; 624086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 625086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 2: 626086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= BIP | RANGE2V5; 627086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 628086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 3: 629086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= UNIP | RANGE10V; 630086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 631086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 4: 632086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= UNIP | RANGE5V; 633086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 634086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 5: 635086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= UNIP | RANGE2V5; 636086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 637086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }; 638086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 639086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* output channel specification */ 640086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= channel << 2; 641086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw(command, devpriv->dac + DACONTROL); 642086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 643086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* write data */ 644086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw(data[0], devpriv->dac + DADATA + channel * 2); 645086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 646086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* return the number of samples read/written */ 647086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1; 648086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 649086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 650086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// lowlevel read from eeprom 651086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int cb_pcidda_serial_in(comedi_device * dev) 652086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 653086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int value = 0; 654086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int i; 655086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int value_width = 16; // number of bits wide values are 656086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 657086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 1; i <= value_width; i++) { 658086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // read bits most significant bit first 659086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (inw_p(devpriv->dac + DACALIBRATION1) & SERIAL_OUT_BIT) { 660086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez value |= 1 << (value_width - i); 661086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 662086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 663086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 664086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return value; 665086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 666086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 667086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// lowlevel write to eeprom/dac 668086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic void cb_pcidda_serial_out(comedi_device * dev, unsigned int value, 669086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int num_bits) 670086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 671086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int i; 672086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 673086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 1; i <= num_bits; i++) { 674086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // send bits most significant bit first 675086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (value & (1 << (num_bits - i))) 676086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->dac_cal1_bits |= SERIAL_IN_BIT; 677086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez else 678086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->dac_cal1_bits &= ~SERIAL_IN_BIT; 679086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(devpriv->dac_cal1_bits, devpriv->dac + DACALIBRATION1); 680086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 681086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 682086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 683086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// reads a 16 bit value from board's eeprom 684086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int cb_pcidda_read_eeprom(comedi_device * dev, 685086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int address) 686086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 687086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int i; 688086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int cal2_bits; 689086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int value; 690086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int max_num_caldacs = 4; // one caldac for every two dac channels 691086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int read_instruction = 0x6; // bits to send to tell eeprom we want to read 692086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int instruction_length = 3; 693086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int address_length = 8; 694086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 695086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // send serial output stream to eeprom 696086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits = SELECT_EEPROM_BIT | DESELECT_REF_DAC_BIT | DUMMY_BIT; 697086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // deactivate caldacs (one caldac for every two channels) 698086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 0; i < max_num_caldacs; i++) { 699086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits |= DESELECT_CALDAC_BIT(i); 700086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 701086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 702086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 703086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // tell eeprom we want to read 704086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, read_instruction, instruction_length); 705086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // send address we want to read from 706086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, address, address_length); 707086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 708086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez value = cb_pcidda_serial_in(dev); 709086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 710086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // deactivate eeprom 711086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits &= ~SELECT_EEPROM_BIT; 712086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 713086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 714086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return value; 715086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 716086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 717086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// writes to 8 bit calibration dacs 718086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic void cb_pcidda_write_caldac(comedi_device * dev, unsigned int caldac, 719086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int channel, unsigned int value) 720086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 721086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int cal2_bits; 722086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int i; 723086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int num_channel_bits = 3; // caldacs use 3 bit channel specification 724086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int num_caldac_bits = 8; // 8 bit calibration dacs 725086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int max_num_caldacs = 4; // one caldac for every two dac channels 726086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 727086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* write 3 bit channel */ 728086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, channel, num_channel_bits); 729086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // write 8 bit caldac value 730086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, value, num_caldac_bits); 731086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 732086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // latch stream into appropriate caldac 733086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // deselect reference dac 734086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits = DESELECT_REF_DAC_BIT | DUMMY_BIT; 735086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // deactivate caldacs (one caldac for every two channels) 736086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 0; i < max_num_caldacs; i++) { 737086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits |= DESELECT_CALDAC_BIT(i); 738086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 739086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // activate the caldac we want 740086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits &= ~DESELECT_CALDAC_BIT(caldac); 741086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 742086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // deactivate caldac 743086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits |= DESELECT_CALDAC_BIT(caldac); 744086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 745086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 746086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 747086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns caldac that calibrates given analog out channel 748086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int caldac_number(unsigned int channel) 749086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 750086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return channel / 2; 751086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 752086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 753086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns caldac channel that provides fine gain for given ao channel 754086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int fine_gain_channel(unsigned int ao_channel) 755086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 756086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 4 * (ao_channel % 2); 757086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 758086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 759086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns caldac channel that provides coarse gain for given ao channel 760086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int coarse_gain_channel(unsigned int ao_channel) 761086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 762086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1 + 4 * (ao_channel % 2); 763086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 764086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 765086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns caldac channel that provides coarse offset for given ao channel 766086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int coarse_offset_channel(unsigned int ao_channel) 767086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 768086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 2 + 4 * (ao_channel % 2); 769086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 770086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 771086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns caldac channel that provides fine offset for given ao channel 772086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int fine_offset_channel(unsigned int ao_channel) 773086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 774086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 3 + 4 * (ao_channel % 2); 775086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 776086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 777086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns eeprom address that provides offset for given ao channel and range 778086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int offset_eeprom_address(unsigned int ao_channel, 779086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range) 780086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 781086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0x7 + 2 * range + 12 * ao_channel; 782086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 783086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 784086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns eeprom address that provides gain calibration for given ao channel and range 785086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int gain_eeprom_address(unsigned int ao_channel, 786086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range) 787086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 788086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0x8 + 2 * range + 12 * ao_channel; 789086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 790086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 791086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns upper byte of eeprom entry, which gives the coarse adjustment values 792086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int eeprom_coarse_byte(unsigned int word) 793086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 794086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return (word >> 8) & 0xff; 795086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 796086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 797086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// returns lower byte of eeprom entry, which gives the fine adjustment values 798086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int eeprom_fine_byte(unsigned int word) 799086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 800086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return word & 0xff; 801086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 802086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 803086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez// set caldacs to eeprom values for given channel and range 804086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic void cb_pcidda_calibrate(comedi_device * dev, unsigned int channel, 805086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range) 806086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 807086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int coarse_offset, fine_offset, coarse_gain, fine_gain; 808086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 809086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // remember range so we can tell when we need to readjust calibration 810086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->ao_range[channel] = range; 811086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 812086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // get values from eeprom data 813086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_offset = 814086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_coarse_byte(devpriv-> 815086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[offset_eeprom_address(channel, range)]); 816086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_offset = 817086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_fine_byte(devpriv-> 818086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[offset_eeprom_address(channel, range)]); 819086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_gain = 820086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_coarse_byte(devpriv-> 821086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[gain_eeprom_address(channel, range)]); 822086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_gain = 823086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_fine_byte(devpriv-> 824086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[gain_eeprom_address(channel, range)]); 825086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 826086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez // set caldacs 827086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 828086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_offset_channel(channel), coarse_offset); 829086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 830086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_offset_channel(channel), fine_offset); 831086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 832086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_gain_channel(channel), coarse_gain); 833086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 834086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_gain_channel(channel), fine_gain); 835086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 836086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 837086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 838086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * A convenient macro that defines init_module() and cleanup_module(), 839086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * as necessary. 840086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 841086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezCOMEDI_PCI_INITCLEANUP(driver_cb_pcidda, cb_pcidda_pci_table); 842