/*
* Initialization of device initial setting information
*/
LOCAL ER initIDev( void )
{
T_CMBF cmbf;
INT val[2];
ER ercd;
/* Get system information */
ercd = _tk_get_cfn(SCTAG_TDEVTMBFSZ, val, 2);
if ( ercd < 2 ) {
val[0] = -1;
}
if ( val[0] >= 0 ) {
/* Generate message buffer for event notification */
SetOBJNAME(cmbf.exinf, OBJNAME_DMMBF);
cmbf.mbfatr = TA_TFIFO;
cmbf.bufsz = val[0];
cmbf.maxmsz = val[1];
ercd = tk_cre_mbf(&cmbf);
if ( ercd < E_OK ) {
DefaultIDev.evtmbfid = 0;
goto err_ret;
}
DefaultIDev.evtmbfid = ercd;
} else {
/* Do not use message buffer for event notification */
DefaultIDev.evtmbfid = 0;
}
return E_OK;
err_ret:
DEBUG_PRINT(("initIDev ercd = %d\n", ercd));
return ercd;
}
/*
* syslog initialization
*/
EXPORT ER initialize_syslog( void )
{
#if USE_SYSLOG_CONSIO
T_CMBF cmbf;
T_CTSK ctsk;
ID tskid;
ER ercd;
/* Generate message buffer */
SetOBJNAME(cmbf.exinf, OBJNAME_SYSLOG);
cmbf.mbfatr = TA_TFIFO | TA_NODISWAI;
cmbf.bufsz = MBF_LOG_BUFSZ;
cmbf.maxmsz = MBF_LOG_MAXMSZ;
ercd = tk_cre_mbf(&cmbf);
if ( ercd < E_OK ) {
goto err_ret1;
}
log_mbfid = ercd;
/* Temporarily lower the local task priority
so that the system log task executes initialization sequence. */
tk_chg_pri(TSK_SELF, 10);
/* Start log task */
SetOBJNAME(ctsk.exinf, OBJNAME_SYSLOG);
ctsk.tskatr = TA_HLNG | TA_RNG0;
ctsk.task = log_task;
ctsk.itskpri = 6;
ctsk.stksz = 512;
ercd = tk_cre_tsk(&ctsk);
if ( ercd < E_OK ) {
goto err_ret1;
}
tskid = ercd;
ercd = tk_sta_tsk(tskid, CONSOLE_PORT);
if ( ercd < E_OK ) {
goto err_ret2;
}
/* Return local task priority */
tk_chg_pri(TSK_SELF, TPRI_INI);
return E_OK;
err_ret2:
tk_del_tsk(tskid);
err_ret1:
DEBUG_PRINT(("initialize_syslog ercd = %d\n", ercd));
return ercd;
#else
return E_OK;
#endif
}
/*
initial setting at driver start up time
*/
LOCAL ER kpStartUp(void)
{
W w[L_DEVCONF_VAL];
W dd, n;
ER er;
RawEvt evt;
T_CMBF cmbf;
T_CFLG cflg;
ID datatsk;
void* name;
union {
FlgInStat stat;
UW uw;
} u;
/* extract ID of the mailbox for event notification to KB/PD driver */
dd = er = tk_opn_dev(devkbpd, TD_READ);
if (er >= E_OK) {
er = tk_srea_dev(dd, DN_KPINPUT, (VB*)&EvtMbx,
sizeof(EvtMbx), &n);
tk_cls_dev(dd, 0);
}
if (er < E_OK) goto EEXIT1;
/* KBID is extracted from DEVCONF parameter */
KbdId = (GetDevConf("KBTYPE", w) == 1) ? w[0] : KID_IBM_JP;
/* input message buffer creation */
SetOBJNAME(cmbf.exinf, "lkbM");
cmbf.mbfatr = TA_TFIFO;
cmbf.bufsz = sizeof(InMsg) * MAX_INMSG;
cmbf.maxmsz = sizeof(InMsg);
if ((er = tk_cre_mbf(&cmbf)) < E_OK) goto EEXIT1;
InpMbf = er;
/* creating the event flag for command */
SetOBJNAME(cflg.exinf, "lkbC");
cflg.flgatr = TA_WMUL;
cflg.iflgptn = 0;
if ((er = tk_cre_flg(&cflg)) < E_OK) goto EEXIT2;
CmdFlg = (ID)er;
/* create and start data processing task */
SetOBJNAME(name, "lkbD");
er = kpCreTask((W)name, kpDataTask);
if (er < E_OK) goto EEXIT3;
datatsk = (ID)er;
/* create and start command processing task */
SetOBJNAME(name, "lkbC");
er = kpCreTask((W)name, kpCmdTask);
if (er < E_OK) goto EEXIT4;
CmdTsk = (ID)er;
/* registering event flag for commands */
u.uw = 0;
evt.f.stat = u.stat;
evt.f.stat.cmd = INP_FLG;
evt.f.stat.kb = 1;
evt.f.stat.kbid = KbdId;
evt.f.stat.reg = 1;
evt.f.flgid = CmdFlg;
if ((er = kpSendMsg(&evt)) < E_OK) goto EEXIT5;
/* device initialization processing */
er = hwInit(DC_OPEN);
if (er < E_OK) goto EEXIT5;
return E_OK;
EEXIT5:
tk_ter_tsk(CmdTsk);
tk_del_tsk(CmdTsk);
EEXIT4:
tk_ter_tsk(datatsk);
tk_del_tsk(datatsk);
EEXIT3:
tk_del_flg(CmdFlg);
EEXIT2:
tk_del_mbf(InpMbf);
EEXIT1:
DP(("kpStartUp: err=%#x\n", er));
return er;
}