mirror of https://gitee.com/openkylin/linux.git
Staging: comedi: add nt_mio_cs driver
Hardware driver for NI PCMCIA MIO E series cards Supports DAQCard-AI-16XE-50 (ni_mio_cs), DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E From: David Schleef <ds@schleef.org> Cc: Frank Mori Hess <fmhess@users.sourceforge.net> Cc: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Schleef
Greg Kroah-Hartman
parent
a8b774308d
commit
4fecf4a2a6
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@ -0,0 +1,550 @@
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/*
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comedi/drivers/ni_mio_cs.c
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Hardware driver for NI PCMCIA MIO E series cards
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COMEDI - Linux Control and Measurement Device Interface
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Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/*
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Driver: ni_mio_cs
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Description: National Instruments DAQCard E series
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Author: ds
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Status: works
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Devices: [National Instruments] DAQCard-AI-16XE-50 (ni_mio_cs),
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DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E
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Updated: Thu Oct 23 19:43:17 CDT 2003
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See the notes in the ni_atmio.o driver.
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*/
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/*
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The real guts of the driver is in ni_mio_common.c, which is
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included by all the E series drivers.
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References for specifications:
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341080a.pdf DAQCard E Series Register Level Programmer Manual
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*/
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#include "../comedidev.h"
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#include <linux/delay.h>
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#include <linux/version.h>
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#include "ni_stc.h"
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#include "8255.h"
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#include <pcmcia/cs_types.h>
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#include <pcmcia/cs.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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#undef DEBUG
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#define ATMIO 1
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#undef PCIMIO
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/*
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* AT specific setup
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*/
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#define NI_SIZE 0x20
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#define MAX_N_CALDACS 32
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static const ni_board ni_boards[] = {
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{device_id:0x010d,
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name: "DAQCard-ai-16xe-50",
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n_adchan:16,
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adbits: 16,
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ai_fifo_depth:1024,
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alwaysdither:0,
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gainlkup:ai_gain_8,
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ai_speed:5000,
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n_aochan:0,
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aobits: 0,
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ao_fifo_depth:0,
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ao_unipolar:0,
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num_p0_dio_channels:8,
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has_8255:0,
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caldac: {dac8800, dac8043},
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},
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{device_id:0x010c,
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name: "DAQCard-ai-16e-4",
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n_adchan:16,
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adbits: 12,
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ai_fifo_depth:1024,
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alwaysdither:0,
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gainlkup:ai_gain_16,
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ai_speed:4000,
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n_aochan:0,
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aobits: 0,
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ao_fifo_depth:0,
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ao_unipolar:0,
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num_p0_dio_channels:8,
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has_8255:0,
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caldac: {mb88341}, /* verified */
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},
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{device_id:0x02c4,
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name: "DAQCard-6062E",
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n_adchan:16,
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adbits: 12,
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ai_fifo_depth:8192,
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alwaysdither:0,
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gainlkup:ai_gain_16,
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ai_speed:2000,
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n_aochan:2,
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aobits: 12,
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ao_fifo_depth:2048,
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ao_range_table:&range_bipolar10,
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ao_unipolar:0,
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ao_speed:1176,
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num_p0_dio_channels:8,
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has_8255:0,
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caldac: {ad8804_debug}, /* verified */
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},
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{device_id:0x075e,
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name: "DAQCard-6024E", /* specs incorrect! */
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n_adchan:16,
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adbits: 12,
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ai_fifo_depth:1024,
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alwaysdither:0,
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gainlkup:ai_gain_16,
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ai_speed:5000,
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n_aochan:2,
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aobits: 12,
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ao_fifo_depth:0,
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ao_range_table:&range_bipolar10,
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ao_unipolar:0,
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ao_speed:1000000,
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num_p0_dio_channels:8,
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has_8255:0,
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caldac: {ad8804_debug},
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},
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{device_id:0x0245,
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name: "DAQCard-6036E", /* specs incorrect! */
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n_adchan:16,
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adbits: 16,
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ai_fifo_depth:1024,
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alwaysdither:1,
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gainlkup:ai_gain_4,
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ai_speed:5000,
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n_aochan:2,
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aobits: 16,
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ao_fifo_depth:0,
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ao_range_table:&range_bipolar10,
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ao_unipolar:0,
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ao_speed:1000000,
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num_p0_dio_channels:8,
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has_8255:0,
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caldac: {ad8804_debug},
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},
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#if 0
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{device_id:0x0000, /* unknown */
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name: "DAQCard-6715",
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n_adchan:0,
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n_aochan:8,
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aobits: 12,
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ao_671x: 8192,
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num_p0_dio_channels:8,
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caldac: {mb88341, mb88341},
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},
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#endif
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/* N.B. Update ni_mio_cs_ids[] when entries added above. */
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};
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#define interrupt_pin(a) 0
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#define IRQ_POLARITY 1
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#define NI_E_IRQ_FLAGS IRQF_SHARED
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typedef struct {
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struct pcmcia_device *link;
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NI_PRIVATE_COMMON} ni_private;
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#define devpriv ((ni_private *)dev->private)
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/* How we access registers */
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#define ni_writel(a,b) (outl((a),(b)+dev->iobase))
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#define ni_readl(a) (inl((a)+dev->iobase))
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#define ni_writew(a,b) (outw((a),(b)+dev->iobase))
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#define ni_readw(a) (inw((a)+dev->iobase))
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#define ni_writeb(a,b) (outb((a),(b)+dev->iobase))
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#define ni_readb(a) (inb((a)+dev->iobase))
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/* How we access windowed registers */
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/* We automatically take advantage of STC registers that can be
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* read/written directly in the I/O space of the board. The
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* DAQCard devices map the low 8 STC registers to iobase+addr*2. */
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static void mio_cs_win_out(comedi_device * dev, uint16_t data, int addr)
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{
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unsigned long flags;
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comedi_spin_lock_irqsave(&devpriv->window_lock, flags);
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if (addr < 8) {
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ni_writew(data, addr * 2);
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} else {
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ni_writew(addr, Window_Address);
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ni_writew(data, Window_Data);
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}
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comedi_spin_unlock_irqrestore(&devpriv->window_lock, flags);
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}
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static uint16_t mio_cs_win_in(comedi_device * dev, int addr)
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{
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unsigned long flags;
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uint16_t ret;
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comedi_spin_lock_irqsave(&devpriv->window_lock, flags);
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if (addr < 8) {
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ret = ni_readw(addr * 2);
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} else {
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ni_writew(addr, Window_Address);
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ret = ni_readw(Window_Data);
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}
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comedi_spin_unlock_irqrestore(&devpriv->window_lock, flags);
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return ret;
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}
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static int mio_cs_attach(comedi_device * dev, comedi_devconfig * it);
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static int mio_cs_detach(comedi_device * dev);
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static comedi_driver driver_ni_mio_cs = {
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driver_name:"ni_mio_cs",
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module:THIS_MODULE,
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attach:mio_cs_attach,
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detach:mio_cs_detach,
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};
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#include "ni_mio_common.c"
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static int ni_getboardtype(comedi_device * dev, struct pcmcia_device *link);
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/* clean up allocated resources */
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/* called when driver is removed */
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static int mio_cs_detach(comedi_device * dev)
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{
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mio_common_detach(dev);
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/* PCMCIA layer frees the IO region */
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if (dev->irq) {
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comedi_free_irq(dev->irq, dev);
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}
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return 0;
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}
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static void mio_cs_config(struct pcmcia_device *link);
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static void cs_release(struct pcmcia_device *link);
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static void cs_detach(struct pcmcia_device *);
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static struct pcmcia_device *cur_dev = NULL;
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static const dev_info_t dev_info = "ni_mio_cs";
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static dev_node_t dev_node = {
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"ni_mio_cs",
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COMEDI_MAJOR, 0,
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NULL
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};
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static int cs_attach(struct pcmcia_device *link)
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{
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link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
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link->io.NumPorts1 = 16;
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link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
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link->irq.IRQInfo1 = IRQ_LEVEL_ID;
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link->conf.Attributes = CONF_ENABLE_IRQ;
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link->conf.IntType = INT_MEMORY_AND_IO;
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cur_dev = link;
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mio_cs_config(link);
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return 0;
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}
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static void cs_release(struct pcmcia_device *link)
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{
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pcmcia_disable_device(link);
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}
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static void cs_detach(struct pcmcia_device *link)
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{
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DPRINTK("cs_detach(link=%p)\n", link);
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if (link->dev_node) {
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cs_release(link);
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}
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}
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static int mio_cs_suspend(struct pcmcia_device *link)
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{
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DPRINTK("pm suspend\n");
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return 0;
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}
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static int mio_cs_resume(struct pcmcia_device *link)
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{
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DPRINTK("pm resume\n");
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return 0;
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}
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static void mio_cs_config(struct pcmcia_device *link)
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{
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tuple_t tuple;
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u_short buf[128];
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cisparse_t parse;
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int manfid = 0, prodid = 0;
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int ret;
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DPRINTK("mio_cs_config(link=%p)\n", link);
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tuple.TupleData = (cisdata_t *) buf;
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tuple.TupleOffset = 0;
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tuple.TupleDataMax = 255;
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tuple.Attributes = 0;
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tuple.DesiredTuple = CISTPL_CONFIG;
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ret = pcmcia_get_first_tuple(link, &tuple);
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ret = pcmcia_get_tuple_data(link, &tuple);
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ret = pcmcia_parse_tuple(&tuple, &parse);
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link->conf.ConfigBase = parse.config.base;
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link->conf.Present = parse.config.rmask[0];
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#if 0
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tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
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tuple.Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK;
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info->multi(first_tuple(link, &tuple, &parse) == 0);
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#endif
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tuple.DesiredTuple = CISTPL_MANFID;
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tuple.Attributes = TUPLE_RETURN_COMMON;
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if ((pcmcia_get_first_tuple(link, &tuple) == 0) &&
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(pcmcia_get_tuple_data(link, &tuple) == 0)) {
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manfid = le16_to_cpu(buf[0]);
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prodid = le16_to_cpu(buf[1]);
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}
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//printk("manfid = 0x%04x, 0x%04x\n",manfid,prodid);
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tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
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tuple.Attributes = 0;
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ret = pcmcia_get_first_tuple(link, &tuple);
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ret = pcmcia_get_tuple_data(link, &tuple);
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ret = pcmcia_parse_tuple(&tuple, &parse);
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#if 0
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printk(" index: 0x%x\n", parse.cftable_entry.index);
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printk(" flags: 0x%x\n", parse.cftable_entry.flags);
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printk(" io flags: 0x%x\n", parse.cftable_entry.io.flags);
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printk(" io nwin: 0x%x\n", parse.cftable_entry.io.nwin);
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printk(" io base: 0x%x\n", parse.cftable_entry.io.win[0].base);
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printk(" io len: 0x%x\n", parse.cftable_entry.io.win[0].len);
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printk(" irq1: 0x%x\n", parse.cftable_entry.irq.IRQInfo1);
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printk(" irq2: 0x%x\n", parse.cftable_entry.irq.IRQInfo2);
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printk(" mem flags: 0x%x\n", parse.cftable_entry.mem.flags);
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printk(" mem nwin: 0x%x\n", parse.cftable_entry.mem.nwin);
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printk(" subtuples: 0x%x\n", parse.cftable_entry.subtuples);
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#endif
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#if 0
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link->io.NumPorts1 = 0x20;
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link->io.IOAddrLines = 5;
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link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
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#endif
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link->io.NumPorts1 = parse.cftable_entry.io.win[0].len;
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link->io.IOAddrLines =
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parse.cftable_entry.io.flags & CISTPL_IO_LINES_MASK;
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link->io.NumPorts2 = 0;
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{
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int base;
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for (base = 0x000; base < 0x400; base += 0x20) {
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link->io.BasePort1 = base;
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ret = pcmcia_request_io(link, &link->io);
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//printk("RequestIO 0x%02x\n",ret);
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if (!ret)
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break;
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}
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}
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link->irq.IRQInfo1 = parse.cftable_entry.irq.IRQInfo1;
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link->irq.IRQInfo2 = parse.cftable_entry.irq.IRQInfo2;
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ret = pcmcia_request_irq(link, &link->irq);
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if (ret) {
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printk("pcmcia_request_irq() returned error: %i\n", ret);
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}
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//printk("RequestIRQ 0x%02x\n",ret);
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link->conf.ConfigIndex = 1;
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ret = pcmcia_request_configuration(link, &link->conf);
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//printk("RequestConfiguration %d\n",ret);
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link->dev_node = &dev_node;
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}
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static int mio_cs_attach(comedi_device * dev, comedi_devconfig * it)
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{
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struct pcmcia_device *link;
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unsigned int irq;
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int ret;
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DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it);
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link = cur_dev; /* XXX hack */
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if (!link)
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return -EIO;
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dev->driver = &driver_ni_mio_cs;
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dev->iobase = link->io.BasePort1;
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irq = link->irq.AssignedIRQ;
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printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ",
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dev->minor, dev->driver->driver_name, dev->iobase, irq);
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#if 0
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{
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int i;
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printk(" board fingerprint:");
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for (i = 0; i < 32; i += 2) {
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printk(" %04x %02x", inw(dev->iobase + i),
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inb(dev->iobase + i + 1));
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}
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printk("\n");
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printk(" board fingerprint (windowed):");
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for (i = 0; i < 10; i++) {
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printk(" 0x%04x", win_in(i));
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}
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printk("\n");
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}
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#endif
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dev->board_ptr = ni_boards + ni_getboardtype(dev, link);
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printk(" %s", boardtype.name);
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dev->board_name = boardtype.name;
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if ((ret = comedi_request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS,
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"ni_mio_cs", dev)) < 0) {
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printk(" irq not available\n");
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return -EINVAL;
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}
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dev->irq = irq;
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/* allocate private area */
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if ((ret = ni_alloc_private(dev)) < 0)
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return ret;
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devpriv->stc_writew = &mio_cs_win_out;
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devpriv->stc_readw = &mio_cs_win_in;
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devpriv->stc_writel = &win_out2;
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devpriv->stc_readl = &win_in2;
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||||
|
||||
if ((ret = ni_E_init(dev, it)) < 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int get_prodid(comedi_device * dev, struct pcmcia_device *link)
|
||||
{
|
||||
tuple_t tuple;
|
||||
u_short buf[128];
|
||||
int prodid = 0;
|
||||
|
||||
tuple.TupleData = (cisdata_t *) buf;
|
||||
tuple.TupleOffset = 0;
|
||||
tuple.TupleDataMax = 255;
|
||||
tuple.DesiredTuple = CISTPL_MANFID;
|
||||
tuple.Attributes = TUPLE_RETURN_COMMON;
|
||||
if ((pcmcia_get_first_tuple(link, &tuple) == 0) &&
|
||||
(pcmcia_get_tuple_data(link, &tuple) == 0)) {
|
||||
prodid = le16_to_cpu(buf[1]);
|
||||
}
|
||||
|
||||
return prodid;
|
||||
}
|
||||
|
||||
static int ni_getboardtype(comedi_device * dev, struct pcmcia_device *link)
|
||||
{
|
||||
int id;
|
||||
int i;
|
||||
|
||||
id = get_prodid(dev, link);
|
||||
|
||||
for (i = 0; i < n_ni_boards; i++) {
|
||||
if (ni_boards[i].device_id == id) {
|
||||
return i;
|
||||
}
|
||||
}
|
||||
|
||||
printk("unknown board 0x%04x -- pretend it is a ", id);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#ifdef MODULE
|
||||
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
static struct pcmcia_device_id ni_mio_cs_ids[] = {
|
||||
PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */
|
||||
PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */
|
||||
PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */
|
||||
PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */
|
||||
PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */
|
||||
PCMCIA_DEVICE_NULL
|
||||
};
|
||||
|
||||
MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids);
|
||||
|
||||
struct pcmcia_driver ni_mio_cs_driver = {
|
||||
.probe = &cs_attach,
|
||||
.remove = &cs_detach,
|
||||
.suspend = &mio_cs_suspend,
|
||||
.resume = &mio_cs_resume,
|
||||
.id_table = ni_mio_cs_ids,
|
||||
.owner = THIS_MODULE,
|
||||
.drv = {
|
||||
.name = dev_info,
|
||||
},
|
||||
};
|
||||
|
||||
int init_module(void)
|
||||
{
|
||||
pcmcia_register_driver(&ni_mio_cs_driver);
|
||||
comedi_driver_register(&driver_ni_mio_cs);
|
||||
return 0;
|
||||
}
|
||||
|
||||
void cleanup_module(void)
|
||||
{
|
||||
pcmcia_unregister_driver(&ni_mio_cs_driver);
|
||||
#if 0
|
||||
while (cur_dev != NULL)
|
||||
cs_detach(cur_dev->handle);
|
||||
#endif
|
||||
comedi_driver_unregister(&driver_ni_mio_cs);
|
||||
}
|
||||
#endif
|
||||
Loading…
Reference in New Issue