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/* $OpenBSD: uoak.h,v 1.3 2013/04/15 09:23:02 mglocker Exp $ */
/*
* Copyright (c) 2012 Yojiro UO <yuo@nui.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* TORADEX OAK seriese sensors */
/* http://developer.toradex.com/files/toradex-dev/uploads/media/Oak/Oak_ProgrammingGuide.pdf */
/* feture request direction */
#define OAK_SET 0x0
#define OAK_GET 0x1
/* specification */
#define OAK_V_MAXSENSORS 8
/* OAK sensor command */
/* 1 byte commands */
#define OAK_CMD_REPORTMODE 0x0000
#define OAK_REPORTMODE_AFTERSAMPLING 0x0 /* default */
#define OAK_REPORTMODE_AFTERCHANGE 0x1
#define OAK_REPORTMODE_FIXEDRATE 0x2
#define OAK_CMD_LEDMODE 0x0001
#define OAK_CMD_SENSORSETTING 0x0002
/* RH */
#define OAK_RH_SENSOR_HEATER_MASK (0x1 << 3)
#define OAK_RH_SENSOR_RES_MASK (0x1 << 0)
#define OAK_RH_SENSOR_HEATER_OFF 0x0 /* default */
#define OAK_RH_SENSOR_HEATER_ON 0x1
#define OAK_RH_SENSOR_HIGHRES 0x0 /* default */
#define OAK_RH_SENSOR_LOWRES 0x1
/* LUX */
#define OAK_LUX_SENSOR_GAIN_MASK (0x1 << 4)
#define OAK_LUX_SENSOR_LOWGAIN 0x0 /* default */
#define OAK_LUX_SENSOR_HIGHGAIN 0x1
#define OAK_LUX_SENSOR_INTTIME_MASK 0x3
#define OAK_LUX_SENSOR_INTTIME_13_7ms 0x0 /* 13.7ms */
#define OAK_LUX_SENSOR_INTTIME_101ms 0x1 /* 101 ms */
#define OAK_LUX_SENSOR_INTTIME_402ms 0x2 /* 402 ms (default) */
/* 10V */
#define OAK_V_SENSOR_INPUTMODEMASK (0x1 << 0)
#define OAK_V_SENSOR_SINGLEENDED 0x0 /* default */
#define OAK_V_SENSOR_DIFFERENTIAL 0x1
/* 2 bytes commands */
#define OAK_CMD_REPORTRATE 0x0000
#define OAK_CMD_SAMPLERATE 0x0001
/* 21 bytes (0x15) commands */
#define OAK_CMD_DEVNAME 0x0000
#define OAK_CMD_CHANNAME0 0x0001
#define OAK_CMD_CHANNAME1 0x0002
#define OAK_CMD_CHANNAME2 0x0003
#define OAK_CMD_CHANNAME3 0x0004
#define OAK_CMD_CHANNAME4 0x0005
#define OAK_CMD_CHANNAME5 0x0006
#define OAK_CMD_CHANNAME6 0x0007
#define OAK_CMD_CHANNAME7 0x0008
#define OAK_CMD_CHANNAME8 0x0009
/* OAK LED command */
#define OAK_LED_OFF 0x0
#define OAK_LED_ON 0x1
#define OAK_LED_BLINK_SLOW 0x2
#define OAK_LED_BLINK_FAST 0x3
#define OAK_LED_BLINK_PULSES 0x4
/* OAK config storage targets */
enum uoak_target {
OAK_TARGET_RAM,
OAK_TARGET_FLASH,
OAK_TARGET_CPU,
OAK_TARGET_SENSOR,
OAK_TARGET_OTHER,
OAK_TARGET_MAXTYPES
};
#define OAK_RH_TARGET_MAX 2
#define OAK_V_TARGET_MAX 2
#define OAK_LUX_TARGET_MAX 2
struct uoak_rcmd {
uint8_t dir;
uint8_t target;
uint8_t datasize;
uint16_t cmd;
uint8_t val[26];
} __packed;
struct uoak_config {
char devname[24];
int report_mode;
int report_rate;
int sample_rate;
};
struct uoak_methods {
void (*dev_print)(void *parent, enum uoak_target target);
void (*dev_setting)(void *parent, enum uoak_target target);
};
struct uoak_softc {
struct uhidev *sc_hdev;
void *sc_parent;
struct ksensordev *sc_sensordev;
struct usbd_device *sc_udev;
uint16_t sc_flag;
struct usb_device_info sc_udi;
/* uhidev parameters */
size_t sc_flen; /* feature report length */
size_t sc_ilen; /* input report length */
size_t sc_olen; /* output report length */
uint8_t *sc_ibuf;
/* buffers */
struct uoak_rcmd sc_rcmd;
uint8_t sc_buf[32];
/* configurations */
struct uoak_config sc_config[OAK_TARGET_MAXTYPES];
/* device specific methods */
struct uoak_methods *sc_methods;
};
struct uoak_sensor {
struct ksensor avg;
struct ksensor max;
struct ksensor min;
int64_t vavg, vmax, vmin;
unsigned int count;
};
int uoak_check_device_ready(struct uoak_softc *);
int uoak_set_cmd(struct uoak_softc *);
int uoak_get_cmd(struct uoak_softc *);
int uoak_get_device_name(struct uoak_softc *, enum uoak_target);
int uoak_get_report_mode(struct uoak_softc *, enum uoak_target);
int uoak_get_report_rate(struct uoak_softc *, enum uoak_target);
int uoak_get_sample_rate(struct uoak_softc *, enum uoak_target);
int uoak_set_sample_rate(struct uoak_softc *, enum uoak_target, int);
int uoak_led_ctrl(struct uoak_softc *, enum uoak_target, uint8_t);
int uoak_led_status(struct uoak_softc *, enum uoak_target, uint8_t *);
void uoak_get_devinfo(struct uoak_softc *);
void uoak_get_setting(struct uoak_softc *, enum uoak_target);
void uoak_print_devinfo(struct uoak_softc *);
void uoak_print_setting(struct uoak_softc *, enum uoak_target);
void uoak_sensor_attach(struct uoak_softc *, struct uoak_sensor *,
enum sensor_type);
void uoak_sensor_detach(struct uoak_softc *, struct uoak_sensor *);
void uoak_sensor_update(struct uoak_sensor *, int);
void uoak_sensor_refresh(struct uoak_sensor *, int, int);
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