release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/watchdog/wd501p.h

   1 /*
   2  *      Industrial Computer Source WDT500/501 driver
   3  *
   4  *      (c) Copyright 1995      CymruNET Ltd
   5  *                              Innovation Centre
   6  *                              Singleton Park
   7  *                              Swansea
   8  *                              Wales
   9  *                              UK
  10  *                              SA2 8PP
  11  *
  12  *      http://www.cymru.net
  13  *
  14  *      This driver is provided under the GNU General Public License,
  15  *      incorporated herein by reference. The driver is provided without
  16  *      warranty or support.
  17  *
  18  *      Release 0.04.
  19  *
  20  */
  21
  22
  23 #define WDT_COUNT0              (io+0)
  24 #define WDT_COUNT1              (io+1)
  25 #define WDT_COUNT2              (io+2)
  26 #define WDT_CR                  (io+3)
  27 #define WDT_SR                  (io+4)  /* Start buzzer on PCI write */
  28 #define WDT_RT                  (io+5)  /* Stop buzzer on PCI write */
  29 #define WDT_BUZZER              (io+6)  /* PCI only: rd=disable, wr=enable */
  30 #define WDT_DC                  (io+7)
  31
  32 /* The following are only on the PCI card, they're outside of I/O space on
  33  * the ISA card: */
  34 #define WDT_CLOCK               (io+12) /* COUNT2: rd=16.67MHz, wr=2.0833MHz */
  35 /* inverted opto isolated reset output: */
  36 #define WDT_OPTONOTRST          (io+13) /* wr=enable, rd=disable */
  37 /* opto isolated reset output: */
  38 #define WDT_OPTORST             (io+14) /* wr=enable, rd=disable */
  39 /* programmable outputs: */
  40 #define WDT_PROGOUT             (io+15) /* wr=enable, rd=disable */
  41
  42                                                          /* FAN 501 500 */
  43 #define WDC_SR_WCCR             1       /* Active low */ /*  X   X   X  */
  44 #define WDC_SR_TGOOD            2                        /*  X   X   -  */
  45 #define WDC_SR_ISOI0            4                        /*  X   X   X  */
  46 #define WDC_SR_ISII1            8                        /*  X   X   X  */
  47 #define WDC_SR_FANGOOD          16                       /*  X   -   -  */
  48 #define WDC_SR_PSUOVER          32      /* Active low */ /*  X   X   -  */
  49 #define WDC_SR_PSUUNDR          64      /* Active low */ /*  X   X   -  */
  50 #define WDC_SR_IRQ              128     /* Active low */ /*  X   X   X  */