gonzui

    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T-Kernel 2.0 Software Package
    4:  *
    5:  *    Copyright 2011 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2011/05/17.
   10:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/01.
   11:  *
   12:  *----------------------------------------------------------------------
   13:  */
   14: 
   15: 
   16: /*
   17:  *      inthdr.c     System disk driver
   18:  *
   19:  *      Common interrupt handler ("ATA" and "PC" card)
   20:  */
   21: 
   22: #include "sdisk.h"
   23: 
   24: /*
   25:  *      Register the interrupt handler
   26:  */
   27: EXPORT  ER       sdDefIntHdr(DrvTab *drv, BOOL regist)
   28: {
   29:         ER     er;
   30:         T_DINT dint;
   31: 
   32:         dint.intatr = TA_HLNG;
   33: 
   34:         if (drv->Spec.accif == MEM_ACCIF) return E_OK; /* Ignore */
   35: 
   36:         if (drv->Spec.pccard) {                /* PC card */
   37:                 er = E_NOSPT;
   38: 
   39:         } else {                       /* Fixed hardware */
   40:                 er = E_NOSPT;
   41:         }
   42:         if (er >= E_OK) {
   43:                 if (regist && drv->Spec.accif == ATA_ACCIF) {
   44:                         ataEnbInt(drv);              /* ATA interrupt enabled */
   45:                 }
   46:                 return E_OK;
   47:         }
   48:         return er;
   49: }
   50: /*
   51:  *      Set the wait-for-interrupt
   52:  */
   53: EXPORT  void     sdSetIntWait(DrvTab *drv)
   54: {
   55:         /* Get the task number that waits for interrupt */
   56:         drv->WaitTskId = tk_get_tid();
   57: 
   58:         /* Clear the previous wakeup request */
   59:         tk_can_wup(drv->WaitTskId);
   60: }