ni_mio.h

/*
 * Hardware driver for NI Mite PCI interface chip
 * Copyright (C) 1999 David A. Schleef <ds@schleef.org>
 *
 * This code is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2 of the License,
 * or (at your option) any later version.
 *
 * This code is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Xenomai; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
#ifndef __ANALOGY_NI_MIO_H__
#define __ANALOGY_NI_MIO_H__

/* Debug stuff */

#ifdef CONFIG_DEBUG_MIO
#define MDPRINTK(fmt, args...) rtdm_printk(format, ##args)
#else /* !CONFIG_DEBUG_MIO */
#define MDPRINTK(fmt, args...)
#endif /* CONFIG_DEBUG_MIO */

/* Subdevice related defines */

#define AIMODE_NONE             0
#define AIMODE_HALF_FULL        1
#define AIMODE_SCAN             2
#define AIMODE_SAMPLE           3

#define NI_AI_SUBDEV            0
#define NI_AO_SUBDEV            1
#define NI_DIO_SUBDEV           2
#define NI_8255_DIO_SUBDEV      3
#define NI_UNUSED_SUBDEV        4
#define NI_CALIBRATION_SUBDEV   5
#define NI_EEPROM_SUBDEV        6
#define NI_PFI_DIO_SUBDEV       7
#define NI_CS5529_CALIBRATION_SUBDEV 8
#define NI_SERIAL_SUBDEV        9
#define NI_RTSI_SUBDEV          10
#define NI_GPCT0_SUBDEV         11
#define NI_GPCT1_SUBDEV         12
#define NI_FREQ_OUT_SUBDEV      13
#define NI_NUM_SUBDEVICES       14

#define NI_GPCT_SUBDEV(x)       ((x == 1) ? NI_GPCT1_SUBDEV : NI_GPCT0_SUBDEV)

#define TIMEBASE_1_NS           50
#define TIMEBASE_2_NS           10000

#define SERIAL_DISABLED         0
#define SERIAL_600NS            600
#define SERIAL_1_2US            1200
#define SERIAL_10US             10000

/* PFI digital filtering options for ni m-series for use with
   INSN_CONFIG_FILTER. */
#define NI_PFI_FILTER_OFF       0x0
#define NI_PFI_FILTER_125ns     0x1
#define NI_PFI_FILTER_6425ns    0x2
#define NI_PFI_FILTER_2550us    0x3

/* Signals which can be routed to an NI PFI pin on an m-series board
   with INSN_CONFIG_SET_ROUTING. These numbers are also returned by
   INSN_CONFIG_GET_ROUTING on pre-m-series boards, even though their
   routing cannot be changed. The numbers assigned are not arbitrary,
   they correspond to the bits required to program the board. */
#define NI_PFI_OUTPUT_PFI_DEFAULT       0
#define NI_PFI_OUTPUT_AI_START1         1
#define NI_PFI_OUTPUT_AI_START2         2
#define NI_PFI_OUTPUT_AI_CONVERT        3
#define NI_PFI_OUTPUT_G_SRC1            4
#define NI_PFI_OUTPUT_G_GATE1           5
#define NI_PFI_OUTPUT_AO_UPDATE_N       6
#define NI_PFI_OUTPUT_AO_START1         7
#define NI_PFI_OUTPUT_AI_START_PULSE    8
#define NI_PFI_OUTPUT_G_SRC0            9
#define NI_PFI_OUTPUT_G_GATE0           10
#define NI_PFI_OUTPUT_EXT_STROBE        11
#define NI_PFI_OUTPUT_AI_EXT_MUX_CLK    12
#define NI_PFI_OUTPUT_GOUT0             13
#define NI_PFI_OUTPUT_GOUT1             14
#define NI_PFI_OUTPUT_FREQ_OUT          15
#define NI_PFI_OUTPUT_PFI_DO            16
#define NI_PFI_OUTPUT_I_ATRIG           17
#define NI_PFI_OUTPUT_RTSI0             18
#define NI_PFI_OUTPUT_PXI_STAR_TRIGGER_IN 26
#define NI_PFI_OUTPUT_SCXI_TRIG1        27
#define NI_PFI_OUTPUT_DIO_CHANGE_DETECT_RTSI 28
#define NI_PFI_OUTPUT_CDI_SAMPLE        29
#define NI_PFI_OUTPUT_CDO_UPDATE        30

static inline unsigned int NI_PFI_OUTPUT_RTSI(unsigned rtsi_channel) {
        return NI_PFI_OUTPUT_RTSI0 + rtsi_channel;
}

/* Ranges declarations */

extern struct a4l_rngdesc a4l_range_ni_E_ai;
extern struct a4l_rngdesc a4l_range_ni_E_ai_limited;
extern struct a4l_rngdesc a4l_range_ni_E_ai_limited14;
extern struct a4l_rngdesc a4l_range_ni_E_ai_bipolar4;
extern struct a4l_rngdesc a4l_range_ni_E_ai_611x;
extern struct a4l_rngdesc range_ni_E_ai_622x;
extern struct a4l_rngdesc range_ni_E_ai_628x;
extern struct a4l_rngdesc a4l_range_ni_S_ai_6143;
extern struct a4l_rngdesc a4l_range_ni_E_ao_ext;

/* Misc functions declarations */

int a4l_ni_E_interrupt(unsigned int irq, void *d);
int a4l_ni_E_init(struct a4l_device *dev);


#endif /* !__ANALOGY_NI_MIO_H__ */