source: target/dve68k_gcc/target_serial.c

/*
 *  TOPPERS/ASP Kernel
 *      Toyohashi Open Platform for Embedded Real-Time Systems/
 *      Advanced Standard Profile Kernel
 * 
 *  Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
 *                              Toyohashi Univ. of Technology, JAPAN
 *  Copyright (C) 2005-2011 by Embedded and Real-Time Systems Laboratory
 *              Graduate School of Information Science, Nagoya Univ., JAPAN
 * 
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/*
 *              ¥·¥ê¥¢¥ëI/O¥Ç¥Ð¥€¥¹¡ÊSIO¡Ë¥É¥é¥€¥Ð¡ÊDVE68K/40ÍÑ¡Ë
 */

#include <kernel.h>
#include <t_syslog.h>
#include "dve68k.h"
#include "pdic/upd72001/upd72001.h"
#include "target_serial.h"

/*
 *  SIO¥É¥é¥€¥Ð€ÎœéŽü²œ
 */
void
sio_initialize(intptr_t exinf)
{
        upd72001_initialize();
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€Î¥ª¡Œ¥×¥ó
 */
SIOPCB *
sio_opn_por(ID siopid, intptr_t exinf)
{
        SIOPCB  *p_siopcb;
        bool_t  opnflg;
        ER              ercd;

        /*
         *  ¥ª¡Œ¥×¥ó€·€¿¥Ý¡Œ¥È€¬€¢€ë€«€òopnflg€ËÆÉ€ó€Ç€ª€¯¡¥
         */
        opnflg = upd72001_openflag();

        /*
         *  ¥Ç¥Ð¥€¥¹°Íž€Î¥ª¡Œ¥×¥óœèÍý¡¥
         */
        p_siopcb = upd72001_opn_por(siopid, exinf);

        /*
         *  ¥·¥ê¥¢¥ëI/O³ä¹þ€ß€Î¥Þ¥¹¥¯€ò²òœü€¹€ë¡¥
         */
        if (!opnflg) {
                ercd = ena_int(INTNO_SIO);
                assert(ercd == E_OK);
        }
        return(p_siopcb);
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€Î¥¯¥í¡Œ¥º
 */
void
sio_cls_por(SIOPCB *p_siopcb)
{
        ER              ercd;

        /*
         *  ¥Ç¥Ð¥€¥¹°Íž€Î¥¯¥í¡Œ¥ºœèÍý¡¥
         */
        upd72001_cls_por(p_siopcb);

        /*
         *  ¥·¥ê¥¢¥ëI/O³ä¹þ€ß€ò¥Þ¥¹¥¯€¹€ë¡¥
         */
        if (!upd72001_openflag()) {
                ercd = dis_int(INTNO_SIO);
                assert(ercd == E_OK);
        }
}

/*
 *  SIO€Î³ä¹þ€ß¥µ¡Œ¥Ó¥¹¥ë¡Œ¥Á¥ó
 */
void
sio_isr(intptr_t exinf)
{
        upd72001_isr();
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€Ø€ÎÊž»úÁ÷¿®
 */
bool_t
sio_snd_chr(SIOPCB *siopcb, char c)
{
        return(upd72001_snd_chr(siopcb, c));
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€«€é€ÎÊž»úŒõ¿®
 */
int_t
sio_rcv_chr(SIOPCB *siopcb)
{
        return(upd72001_rcv_chr(siopcb));
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€«€é€Î¥³¡Œ¥ë¥Ð¥Ã¥¯€Îµö²Ä
 */
void
sio_ena_cbr(SIOPCB *siopcb, uint_t cbrtn)
{
        upd72001_ena_cbr(siopcb, cbrtn);
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€«€é€Î¥³¡Œ¥ë¥Ð¥Ã¥¯€Î¶Ø»ß
 */
void
sio_dis_cbr(SIOPCB *siopcb, uint_t cbrtn)
{
        upd72001_dis_cbr(siopcb, cbrtn);
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€«€é€ÎÁ÷¿®²ÄÇœ¥³¡Œ¥ë¥Ð¥Ã¥¯
 */
void
upd72001_irdy_snd(intptr_t exinf)
{
        sio_irdy_snd(exinf);
}

/*
 *  ¥·¥ê¥¢¥ëI/O¥Ý¡Œ¥È€«€é€ÎŒõ¿®ÄÌÃÎ¥³¡Œ¥ë¥Ð¥Ã¥¯
 */
void
upd72001_irdy_rcv(intptr_t exinf)
{
        sio_irdy_rcv(exinf);
}