SYSCALL INT _tk_cal_por_u( ID porid, UINT calptn, void *msg, INT cmsgsz, TMO_U tmout )
{
PORCB *porcb;
TCB *tcb;
QUEUE *queue;
RNO rdvno;
INT rmsgsz;
ER ercd = E_OK;
CHECK_PORID(porid);
CHECK_PAR(calptn != 0);
CHECK_PAR(cmsgsz >= 0);
CHECK_TMOUT(tmout);
CHECK_DISPATCH();
porcb = get_porcb(porid);
BEGIN_CRITICAL_SECTION;
if ( porcb->porid == 0 ) {
ercd = E_NOEXS;
goto error_exit;
}
#if CHK_PAR
if ( cmsgsz > porcb->maxcmsz ) {
ercd = E_PAR;
goto error_exit;
}
#endif
/* Search accept wait task */
queue = porcb->accept_queue.next;
while ( queue != &porcb->accept_queue ) {
tcb = (TCB*)queue;
queue = queue->next;
if ( (calptn & tcb->winfo.acp.acpptn) == 0 ) {
continue;
}
/* Check rendezvous call wait disable */
if ( is_diswai((GCB*)porcb, ctxtsk, TTW_CAL) ) {
ercd = E_DISWAI;
goto error_exit;
}
/* Send message */
rdvno = gen_rdvno(ctxtsk);
if ( cmsgsz > 0 ) {
memcpy(tcb->winfo.acp.msg, msg, (UINT)cmsgsz);
}
*tcb->winfo.acp.p_rdvno = rdvno;
*tcb->winfo.acp.p_cmsgsz = cmsgsz;
wait_release_ok(tcb);
/* Check rendezvous end wait disable */
if ( is_diswai((GCB*)porcb, ctxtsk, TTW_RDV) ) {
ercd = E_DISWAI;
goto error_exit;
}
/* Ready for rendezvous end wait */
ercd = E_TMOUT;
ctxtsk->wspec = &wspec_rdv;
ctxtsk->wid = 0;
ctxtsk->wercd = &ercd;
ctxtsk->winfo.rdv.rdvno = rdvno;
ctxtsk->winfo.rdv.msg = msg;
ctxtsk->winfo.rdv.maxrmsz = porcb->maxrmsz;
ctxtsk->winfo.rdv.p_rmsgsz = &rmsgsz;
make_wait(TMO_FEVR, porcb->poratr);
QueInit(&ctxtsk->tskque);
goto error_exit;
}
/* Ready for rendezvous call wait */
ctxtsk->wspec = ( (porcb->poratr & TA_TPRI) != 0 )?
&wspec_cal_tpri: &wspec_cal_tfifo;
ctxtsk->wercd = &ercd;
ctxtsk->winfo.cal.calptn = calptn;
ctxtsk->winfo.cal.msg = msg;
ctxtsk->winfo.cal.cmsgsz = cmsgsz;
ctxtsk->winfo.cal.p_rmsgsz = &rmsgsz;
gcb_make_wait_with_diswai((GCB*)porcb, tmout);
error_exit:
END_CRITICAL_SECTION;
return ( ercd < E_OK )? ercd: rmsgsz;
}
SYSCALL INT _tk_acp_por_u( ID porid, UINT acpptn, RNO *p_rdvno, void *msg, TMO_U tmout )
{
PORCB *porcb;
TCB *tcb;
QUEUE *queue;
RNO rdvno;
INT cmsgsz;
ER ercd = E_OK;
CHECK_PORID(porid);
CHECK_PAR(acpptn != 0);
CHECK_TMOUT(tmout);
CHECK_DISPATCH();
porcb = get_porcb(porid);
BEGIN_CRITICAL_SECTION;
if ( porcb->porid == 0 ) {
ercd = E_NOEXS;
goto error_exit;
}
/* Search call wait task */
queue = porcb->call_queue.next;
while ( queue != &porcb->call_queue ) {
tcb = (TCB*)queue;
queue = queue->next;
if ( (acpptn & tcb->winfo.cal.calptn) == 0 ) {
continue;
}
/* Check rendezvous accept wait disable */
if ( is_diswai((GCB*)porcb, ctxtsk, TTW_ACP) ) {
ercd = E_DISWAI;
goto error_exit;
}
/* Receive message */
*p_rdvno = rdvno = gen_rdvno(tcb);
cmsgsz = tcb->winfo.cal.cmsgsz;
if ( cmsgsz > 0 ) {
memcpy(msg, tcb->winfo.cal.msg, (UINT)cmsgsz);
}
/* Check rendezvous end wait disable */
if ( is_diswai((GCB*)porcb, tcb, TTW_RDV) ) {
wait_release_ng(tcb, E_DISWAI);
goto error_exit;
}
wait_cancel(tcb);
/* Make the other task at rendezvous end wait state */
tcb->wspec = &wspec_rdv;
tcb->wid = 0;
tcb->winfo.rdv.rdvno = rdvno;
tcb->winfo.rdv.msg = tcb->winfo.cal.msg;
tcb->winfo.rdv.maxrmsz = porcb->maxrmsz;
tcb->winfo.rdv.p_rmsgsz = tcb->winfo.cal.p_rmsgsz;
timer_insert(&tcb->wtmeb, TMO_FEVR,
(CBACK)wait_release_tmout, tcb);
QueInit(&tcb->tskque);
goto error_exit;
}
/* Check rendezvous accept wait disable */
if ( is_diswai((GCB*)porcb, ctxtsk, TTW_ACP) ) {
ercd = E_DISWAI;
goto error_exit;
}
ercd = E_TMOUT;
if ( tmout != TMO_POL ) {
/* Ready for rendezvous accept wait */
ctxtsk->wspec = &wspec_acp;
ctxtsk->wid = porid;
ctxtsk->wercd = &ercd;
ctxtsk->winfo.acp.acpptn = acpptn;
ctxtsk->winfo.acp.msg = msg;
ctxtsk->winfo.acp.p_rdvno = p_rdvno;
ctxtsk->winfo.acp.p_cmsgsz = &cmsgsz;
make_wait(tmout, porcb->poratr);
QueInsert(&ctxtsk->tskque, &porcb->accept_queue);
}
error_exit:
END_CRITICAL_SECTION;
return ( ercd < E_OK )? ercd: cmsgsz;
}
ER_UINT
acre_mtx(const T_CMTX *pk_cmtx)
{
MTXCB *p_mtxcb;
MTXINIB *p_mtxinib;
ATR mtxatr;
PRI ceilpri;
ID domid;
const DOMINIB *p_dominib;
ACPTN acptn;
ER ercd;
LOG_ACRE_MTX_ENTER(pk_cmtx);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_cmtx, T_CMTX);
mtxatr = pk_cmtx->mtxatr;
ceilpri = pk_cmtx->ceilpri;
if ((mtxatr & MTXPROTO_MASK) == TA_CEILING) {
CHECK_VALIDATR(mtxatr, TA_CEILING|TA_DOMMASK);
CHECK_PAR(VALID_TPRI(ceilpri));
}
else {
CHECK_VALIDATR(pk_cmtx->mtxatr, TA_TPRI|TA_DOMMASK);
}
domid = get_atrdomid(mtxatr);
if (domid == TDOM_SELF) {
if (rundom == TACP_KERNEL) {
domid = TDOM_KERNEL;
}
else {
domid = p_runtsk->p_tinib->domid;
}
mtxatr = set_atrdomid(mtxatr, domid);
}
switch (domid) {
case TDOM_KERNEL:
p_dominib = &dominib_kernel;
break;
case TDOM_NONE:
p_dominib = &dominib_none;
break;
default:
CHECK_RSATR(VALID_DOMID(domid));
p_dominib = get_dominib(domid);
break;
}
CHECK_ACPTN(p_dominib->acvct.acptn1);
lock_cpu();
if (tnum_mtx == 0 || queue_empty(&(p_dominib->p_domcb->free_mtxcb))) {
ercd = E_NOID;
}
else {
p_mtxcb = (MTXCB *)
queue_delete_next(&(p_dominib->p_domcb->free_mtxcb));
p_mtxinib = (MTXINIB *)(p_mtxcb->p_mtxinib);
p_mtxinib->mtxatr = mtxatr;
p_mtxinib->ceilpri = INT_PRIORITY(ceilpri);
acptn = default_acptn(domid);
p_mtxinib->acvct.acptn1 = acptn;
p_mtxinib->acvct.acptn2 = acptn;
p_mtxinib->acvct.acptn3 = p_dominib->acvct.acptn1;
p_mtxinib->acvct.acptn4 = acptn;
queue_initialize(&(p_mtxcb->wait_queue));
p_mtxcb->p_loctsk = NULL;
ercd = MTXID(p_mtxcb);
}
unlock_cpu();
error_exit:
LOG_ACRE_MTX_LEAVE(ercd);
return(ercd);
}
/*
* Create task
*/
SYSCALL ID _tk_cre_tsk P1( CONST T_CTSK *pk_ctsk )
{
#if CHK_RSATR
const ATR VALID_TSKATR = { /* Valid value of task attribute */
TA_HLNG
|TA_SSTKSZ
|TA_USERSTACK
|TA_TASKSPACE
|TA_RESID
|TA_RNG3
|TA_FPU
|TA_COP0
|TA_COP1
|TA_COP2
|TA_COP3
|TA_GP
#if USE_OBJECT_NAME
|TA_DSNAME
#endif
};
#endif
TCB *tcb;
INT stksz, sstksz, sysmode, resid;
void *stack = NULL, *sstack;
ER ercd;
CHECK_RSATR(pk_ctsk->tskatr, VALID_TSKATR);
CHECK_PRI(pk_ctsk->itskpri);
CHECK_NOCOP(pk_ctsk->tskatr);
#if USE_SINGLE_STACK
CHECK_NOSPT((pk_ctsk->tskatr & TA_USERSTACK) == 0);
#endif
#if CHK_PAR
if ( (pk_ctsk->tskatr & TA_USERSTACK) != 0 ) {
CHECK_PAR((pk_ctsk->tskatr & TA_RNG3) != TA_RNG0);
CHECK_PAR(pk_ctsk->stksz == 0);
} else {
CHECK_PAR(pk_ctsk->stksz >= 0);
}
if ( (pk_ctsk->tskatr & TA_TASKSPACE) != 0 ) {
CHECK_PAR(pk_ctsk->lsid >= 0 && pk_ctsk->lsid <= MAX_LSID);
}
#endif
if ( (pk_ctsk->tskatr & TA_RESID) != 0 ) {
CHECK_RESID(pk_ctsk->resid);
resid = pk_ctsk->resid;
} else {
resid = SYS_RESID; /* System resource group */
}
if ( (pk_ctsk->tskatr & TA_SSTKSZ) != 0 ) {
CHECK_PAR(pk_ctsk->sstksz >= MIN_SYS_STACK_SIZE);
sstksz = pk_ctsk->sstksz;
} else {
sstksz = default_sstksz;
}
if ( (pk_ctsk->tskatr & TA_RNG3) == TA_RNG0 ) {
sysmode = 1;
sstksz += pk_ctsk->stksz;
stksz = 0;
} else {
sysmode = 0;
#if USE_SINGLE_STACK
sstksz += pk_ctsk->stksz;
stksz = 0;
#else
stksz = pk_ctsk->stksz;
#endif
}
/* Adjust stack size by 8 bytes */
sstksz = (sstksz + 7) / 8 * 8;
stksz = (stksz + 7) / 8 * 8;
/* Allocate system stack area */
sstack = IAmalloc((UINT)sstksz, TA_RNG0);
if ( sstack == NULL ) {
return E_NOMEM;
}
if ( stksz > 0 ) {
/* Allocate user stack area */
stack = IAmalloc((UINT)stksz, pk_ctsk->tskatr);
if ( stack == NULL ) {
IAfree(sstack, TA_RNG0);
return E_NOMEM;
}
}
BEGIN_CRITICAL_SECTION;
/* Get control block from FreeQue */
tcb = (TCB*)QueRemoveNext(&free_tcb);
if ( tcb == NULL ) {
ercd = E_LIMIT;
goto error_exit;
}
/* Initialize control block */
tcb->exinf = pk_ctsk->exinf;
tcb->tskatr = pk_ctsk->tskatr;
tcb->task = pk_ctsk->task;
tcb->ipriority = (UB)int_priority(pk_ctsk->itskpri);
tcb->resid = resid;
tcb->stksz = stksz;
tcb->sstksz = sstksz;
#if USE_OBJECT_NAME
if ( (pk_ctsk->tskatr & TA_DSNAME) != 0 ) {
STRNCPY((char*)tcb->name, (char*)pk_ctsk->dsname, OBJECT_NAME_LENGTH);
}
#endif
#if TA_GP
/* Set global pointer */
if ( (pk_ctsk->tskatr & TA_GP) != 0 ) {
gp = pk_ctsk->gp;
}
tcb->gp = gp;
#endif
/* Set stack pointer */
if ( stksz > 0 ) {
tcb->istack = (VB*)stack + stksz;
} else {
tcb->istack = pk_ctsk->stkptr;
}
tcb->isstack = (VB*)sstack + sstksz - RESERVE_SSTACK(tcb->tskatr);
/* Set initial value of task operation mode */
tcb->isysmode = (B)sysmode;
tcb->sysmode = (H)sysmode;
/* Set initial value of task space */
if ( (pk_ctsk->tskatr & TA_TASKSPACE) != 0 ) {
tcb->tskctxb.uatb = pk_ctsk->uatb;
tcb->tskctxb.lsid = pk_ctsk->lsid;
} else {
tcb->tskctxb.uatb = NULL;
tcb->tskctxb.lsid = 0; /* Task Space */
}
/* make it to DORMANT state */
make_dormant(tcb);
ercd = tcb->tskid;
error_exit:
END_CRITICAL_SECTION;
if ( ercd < E_OK ) {
IAfree(sstack, TA_RNG0);
if ( stksz > 0 ) {
IAfree(stack, pk_ctsk->tskatr);
}
}
return ercd;
}
ER_UINT
acre_mbf(const T_CMBF *pk_cmbf)
{
MBFCB *p_mbfcb;
MBFINIB *p_mbfinib;
ATR mbfatr;
uint_t maxmsz;
size_t mbfsz;
void *mbfmb;
ID domid;
const DOMINIB *p_dominib;
ACPTN acptn;
ER ercd;
LOG_ACRE_MBF_ENTER(pk_cmbf);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_cmbf, T_CMBF);
mbfatr = pk_cmbf->mbfatr;
maxmsz = pk_cmbf->maxmsz;
mbfsz = pk_cmbf->mbfsz;
mbfmb = pk_cmbf->mbfmb;
CHECK_VALIDATR(mbfatr, TA_TPRI|TA_DOMMASK);
if (mbfmb != NULL) {
CHECK_PAR(MB_ALIGN(mbfmb));
CHECK_OBJ(valid_memobj_kernel(mbfmb, mbfsz));
}
domid = get_atrdomid(mbfatr);
if (domid == TDOM_SELF) {
if (rundom == TACP_KERNEL) {
domid = TDOM_KERNEL;
}
else {
domid = p_runtsk->p_tinib->domid;
}
mbfatr = set_atrdomid(mbfatr, domid);
}
switch (domid) {
case TDOM_KERNEL:
p_dominib = &dominib_kernel;
break;
case TDOM_NONE:
p_dominib = &dominib_none;
break;
default:
CHECK_RSATR(VALID_DOMID(domid));
p_dominib = get_dominib(domid);
break;
}
CHECK_ACPTN(p_dominib->acvct.acptn1);
lock_cpu();
if (tnum_mbf == 0 || queue_empty(&(p_dominib->p_domcb->free_mbfcb))) {
ercd = E_NOID;
}
else {
if (mbfsz != 0 && mbfmb == NULL) {
mbfmb = malloc_mpk(mbfsz, p_dominib);
mbfatr |= TA_MBALLOC;
}
if (mbfsz != 0 && mbfmb == NULL) {
ercd = E_NOMEM;
}
else {
p_mbfcb = (MBFCB *)
queue_delete_next(&(p_dominib->p_domcb->free_mbfcb));
p_mbfinib = (MBFINIB *)(p_mbfcb->p_mbfinib);
p_mbfinib->mbfatr = mbfatr;
p_mbfinib->maxmsz = maxmsz;
p_mbfinib->mbfsz = mbfsz;
p_mbfinib->mbfmb = mbfmb;
acptn = default_acptn(domid);
p_mbfinib->acvct.acptn1 = acptn;
p_mbfinib->acvct.acptn2 = acptn;
p_mbfinib->acvct.acptn3 = p_dominib->acvct.acptn1;
p_mbfinib->acvct.acptn4 = acptn;
queue_initialize(&(p_mbfcb->swait_queue));
queue_initialize(&(p_mbfcb->rwait_queue));
p_mbfcb->fmbfsz = mbfsz;
p_mbfcb->head = 0U;
p_mbfcb->tail = 0U;
p_mbfcb->smbfcnt = 0U;
ercd = MBFID(p_mbfcb);
}
}
unlock_cpu();
error_exit:
LOG_ACRE_MBF_LEAVE(ercd);
return(ercd);
}
/*
* Create variable size memory pool
*/
SYSCALL ID _tk_cre_mpl( CONST T_CMPL *pk_cmpl )
{
#if CHK_RSATR
const ATR VALID_MPLATR = {
TA_TPRI
|TA_RNG3
|TA_NODISWAI
#if USE_OBJECT_NAME
|TA_DSNAME
#endif
};
#endif
MPLCB *mplcb;
ID mplid;
INT mplsz;
void *mempool;
ER ercd;
CHECK_RSATR(pk_cmpl->mplatr, VALID_MPLATR);
CHECK_PAR(pk_cmpl->mplsz > 0 && pk_cmpl->mplsz <= MAX_ALLOCATE);
CHECK_DISPATCH();
mplsz = roundSize(pk_cmpl->mplsz);
/* Allocate memory for memory pool */
mempool = IAmalloc((UINT)mplsz + sizeof(QUEUE)*2, pk_cmpl->mplatr);
if ( mempool == NULL ) {
return E_NOMEM;
}
BEGIN_CRITICAL_SECTION;
/* Get control block from FreeQue */
mplcb = (MPLCB*)QueRemoveNext(&free_mplcb);
if ( mplcb == NULL ) {
ercd = E_LIMIT;
} else {
mplid = ID_MPL(mplcb - mplcb_table);
/* Initialize control block */
QueInit(&mplcb->wait_queue);
mplcb->mplid = mplid;
mplcb->exinf = pk_cmpl->exinf;
mplcb->mplatr = pk_cmpl->mplatr;
mplcb->mplsz = mplsz;
#if USE_OBJECT_NAME
if ( (pk_cmpl->mplatr & TA_DSNAME) != 0 ) {
strncpy((char*)mplcb->name, (char*)pk_cmpl->dsname, OBJECT_NAME_LENGTH);
}
#endif
/* Initialize memory pool */
init_mempool(mplcb, mempool, mplsz + (INT)sizeof(QUEUE)*2);
ercd = mplid;
}
END_CRITICAL_SECTION;
if ( ercd < E_OK ) {
IAfree(mempool, pk_cmpl->mplatr);
}
return ercd;
}
ER_UINT
acre_mpf(const T_CMPF *pk_cmpf)
{
MPFCB *p_mpfcb;
MPFINIB *p_mpfinib;
ATR mpfatr;
void *mpf;
MPFMB *p_mpfmb;
ER ercd;
LOG_ACRE_MPF_ENTER(pk_cmpf);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_cmpf->mpfatr, TA_TPRI);
CHECK_PAR(pk_cmpf->blkcnt != 0);
CHECK_PAR(pk_cmpf->blksz != 0);
if (pk_cmpf->mpf != NULL) {
CHECK_PAR(MPF_ALIGN(pk_cmpf->mpf));
}
if (pk_cmpf->mpfmb != NULL) {
CHECK_PAR(MB_ALIGN(pk_cmpf->mpfmb));
}
mpfatr = pk_cmpf->mpfatr;
mpf = pk_cmpf->mpf;
p_mpfmb = pk_cmpf->mpfmb;
lock_cpu();
if (tnum_mpf == 0 || queue_empty(&free_mpfcb)) {
ercd = E_NOID;
}
else {
if (mpf == NULL) {
mpf = kernel_malloc(ROUND_MPF_T(pk_cmpf->blksz) * pk_cmpf->blkcnt);
mpfatr |= TA_MEMALLOC;
}
if (mpf == NULL) {
ercd = E_NOMEM;
}
else {
if (p_mpfmb == NULL) {
p_mpfmb = kernel_malloc(sizeof(MPFMB) * pk_cmpf->blkcnt);
mpfatr |= TA_MBALLOC;
}
if (p_mpfmb == NULL) {
if (pk_cmpf->mpf == NULL) {
kernel_free(mpf);
}
ercd = E_NOMEM;
}
else {
p_mpfcb = ((MPFCB *) queue_delete_next(&free_mpfcb));
p_mpfinib = (MPFINIB *)(p_mpfcb->p_mpfinib);
p_mpfinib->mpfatr = mpfatr;
p_mpfinib->blkcnt = pk_cmpf->blkcnt;
p_mpfinib->blksz = ROUND_MPF_T(pk_cmpf->blksz);
p_mpfinib->mpf = mpf;
p_mpfinib->p_mpfmb = p_mpfmb;
queue_initialize(&(p_mpfcb->wait_queue));
p_mpfcb->fblkcnt = p_mpfcb->p_mpfinib->blkcnt;
p_mpfcb->unused = 0U;
p_mpfcb->freelist = INDEX_NULL;
ercd = MPFID(p_mpfcb);
}
}
}
unlock_cpu();
error_exit:
LOG_ACRE_MPF_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_tsk(const T_CTSK *pk_ctsk)
{
ID domid;
const DOMINIB *p_dominib;
TCB *p_tcb;
TINIB *p_tinib;
ATR tskatr;
SIZE sstksz, ustksz;
void *sstk, *ustk;
ACPTN acptn;
ER ercd;
LOG_ACRE_TSK_ENTER(pk_ctsk);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_ctsk, T_CTSK);
CHECK_RSATR(pk_ctsk->tskatr, TA_ACT|TARGET_TSKATR|TA_DOMMASK);
domid = get_atrdomid(pk_ctsk->tskatr);
CHECK_ATRDOMID_ACTIVE(domid);
CHECK_ALIGN_FUNC(pk_ctsk->task);
CHECK_NONNULL_FUNC(pk_ctsk->task);
CHECK_TPRI(pk_ctsk->itskpri);
p_dominib = (domid == TDOM_SELF) ? p_runtsk->p_tinib->p_dominib
: (domid == TDOM_KERNEL) ? &dominib_kernel : get_dominib(domid);
if (p_dominib == &dominib_kernel) {
/*
* システムタスクの場合
*/
ustksz = 0U;
ustk = NULL;
CHECK_PAR(pk_ctsk->sstk == NULL);
CHECK_PAR(pk_ctsk->stksz > 0U);
sstksz = pk_ctsk->stksz;
sstk = pk_ctsk->stk;
if (sstk != NULL) {
CHECK_PAR(pk_ctsk->sstksz == 0U);
}
else {
sstksz += pk_ctsk->sstksz;
}
}
else {
/*
* ユーザタスクの場合
*/
ustksz = pk_ctsk->stksz;
ustk = pk_ctsk->stk;
CHECK_PAR(ustksz >= TARGET_MIN_USTKSZ);
CHECK_NOSPT(ustk != NULL);
CHECK_TARGET_USTACK(ustksz, ustk, p_dominib);
sstksz = pk_ctsk->sstksz;
sstk = pk_ctsk->sstk;
}
CHECK_PAR(sstksz >= TARGET_MIN_SSTKSZ);
if (sstk != NULL) {
CHECK_ALIGN_STKSZ(sstksz);
CHECK_ALIGN_STACK(sstk);
}
CHECK_ACPTN(sysstat_acvct.acptn3);
tskatr = pk_ctsk->tskatr;
t_lock_cpu();
if (queue_empty(&free_tcb)) {
ercd = E_NOID;
}
else {
if (sstk == NULL) {
sstk = kernel_malloc(ROUND_STK_T(sstksz));
tskatr |= TA_MEMALLOC;
}
if (sstk == NULL) {
ercd = E_NOMEM;
}
else {
p_tcb = ((TCB *) queue_delete_next(&free_tcb));
p_tinib = (TINIB *)(p_tcb->p_tinib);
p_tinib->p_dominib = p_dominib;
p_tinib->tskatr = tskatr;
p_tinib->exinf = pk_ctsk->exinf;
p_tinib->task = pk_ctsk->task;
p_tinib->ipriority = INT_PRIORITY(pk_ctsk->itskpri);
#ifdef USE_TSKINICTXB
init_tskinictxb(&(p_tinib->tskinictxb), p_dominib,
sstksz, sstk, utsksz, ustk, pk_ctsk);
#else /* USE_TSKINICTXB */
p_tinib->sstksz = sstksz;
p_tinib->sstk = sstk;
p_tinib->ustksz = ustksz;
p_tinib->ustk = ustk;
#endif /* USE_TSKINICTXB */
p_tinib->texatr = TA_NULL;
p_tinib->texrtn = NULL;
acptn = default_acptn(domid);
p_tinib->acvct.acptn1 = acptn;
p_tinib->acvct.acptn2 = acptn;
p_tinib->acvct.acptn3 = acptn | rundom;
p_tinib->acvct.acptn4 = acptn;
p_tcb->actque = false;
make_dormant(p_tcb);
queue_initialize(&(p_tcb->mutex_queue));
if ((p_tcb->p_tinib->tskatr & TA_ACT) != 0U) {
make_active(p_tcb);
}
ercd = TSKID(p_tcb);
}
}
t_unlock_cpu();
error_exit:
LOG_ACRE_TSK_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_tsk(const T_CTSK *pk_ctsk)
{
TCB *p_tcb;
TINIB *p_tinib;
ATR tskatr;
TASK task;
PRI itskpri;
size_t stksz;
STK_T *stk;
ER ercd;
LOG_ACRE_TSK_ENTER(pk_ctsk);
CHECK_TSKCTX_UNL();
tskatr = pk_ctsk->tskatr;
task = pk_ctsk->task;
itskpri = pk_ctsk->itskpri;
stksz = pk_ctsk->stksz;
stk = pk_ctsk->stk;
CHECK_RSATR(tskatr, TA_ACT|TA_NOACTQUE|TARGET_TSKATR);
CHECK_PAR(FUNC_ALIGN(task));
CHECK_PAR(FUNC_NONNULL(task));
CHECK_PAR(VALID_TPRI(itskpri));
CHECK_PAR(stksz >= TARGET_MIN_STKSZ);
if (stk != NULL) {
CHECK_PAR(STKSZ_ALIGN(stksz));
CHECK_PAR(STACK_ALIGN(stk));
}
lock_cpu();
if (queue_empty(&free_tcb)) {
ercd = E_NOID;
}
else {
if (stk == NULL) {
stk = kernel_malloc(ROUND_STK_T(stksz));
tskatr |= TA_MEMALLOC;
}
if (stk == NULL) {
ercd = E_NOMEM;
}
else {
p_tcb = ((TCB *) queue_delete_next(&free_tcb));
p_tinib = (TINIB *)(p_tcb->p_tinib);
p_tinib->tskatr = tskatr;
p_tinib->exinf = pk_ctsk->exinf;
p_tinib->task = task;
p_tinib->ipriority = INT_PRIORITY(itskpri);
#ifdef USE_TSKINICTXB
init_tskinictxb(&(p_tinib->tskinictxb), stksz, stk);
#else /* USE_TSKINICTXB */
p_tinib->stksz = stksz;
p_tinib->stk = stk;
#endif /* USE_TSKINICTXB */
p_tcb->actque = false;
make_dormant(p_tcb);
if ((p_tcb->p_tinib->tskatr & TA_ACT) != 0U) {
make_active(p_tcb);
}
ercd = TSKID(p_tcb);
}
}
unlock_cpu();
error_exit:
LOG_ACRE_TSK_LEAVE(ercd);
return(ercd);
}
/*
* Create fixed size memory pool
*/
SYSCALL ID tk_cre_mpf_impl( T_CMPF *pk_cmpf )
{
#if CHK_RSATR
const ATR VALID_MPFATR = {
TA_TPRI
|TA_RNG3
|TA_USERBUF
#if USE_OBJECT_NAME
|TA_DSNAME
#endif
};
#endif
MPFCB *mpfcb;
ID mpfid;
W blfsz, mpfsz;
VP mempool;
CHECK_RSATR(pk_cmpf->mpfatr, VALID_MPFATR);
CHECK_PAR(pk_cmpf->mpfcnt > 0);
CHECK_PAR(pk_cmpf->blfsz > 0);
#if !USE_IMALLOC
/* TA_USERBUF must be specified if configured in no Imalloc */
CHECK_PAR((pk_cmpf->mpfatr & TA_USERBUF) != 0);
#endif
CHECK_DISPATCH();
blfsz = (W)MINSZ(pk_cmpf->blfsz);
mpfsz = blfsz * pk_cmpf->mpfcnt;
#if USE_IMALLOC
if ( (pk_cmpf->mpfatr & TA_USERBUF) != 0 ) {
/* Size of user buffer must be multiples of sizeof(FREEL) */
if ( blfsz != pk_cmpf->blfsz ) {
return E_PAR;
}
/* Use user buffer */
mempool = pk_cmpf->bufptr;
} else {
/* Allocate memory for memory pool */
mempool = knl_Imalloc((UW)mpfsz);
if ( mempool == NULL ) {
return E_NOMEM;
}
}
#else
/* Size of user buffer must be larger than sizeof(FREEL) */
if ( blfsz != pk_cmpf->blfsz ) {
return E_PAR;
}
/* Use user buffer */
mempool = pk_cmpf->bufptr;
#endif
/* Get control block from FreeQue */
DISABLE_INTERRUPT;
mpfcb = (MPFCB*)QueRemoveNext(&knl_free_mpfcb);
ENABLE_INTERRUPT;
if ( mpfcb == NULL ) {
#if USE_IMALLOC
if ( (pk_cmpf->mpfatr & TA_USERBUF) == 0 ) {
knl_Ifree(mempool);
}
#endif
return E_LIMIT;
}
knl_LockOBJ(&mpfcb->lock);
mpfid = ID_MPF(mpfcb - knl_mpfcb_table);
/* Initialize control block */
QueInit(&mpfcb->wait_queue);
mpfcb->exinf = pk_cmpf->exinf;
mpfcb->mpfatr = pk_cmpf->mpfatr;
mpfcb->mpfcnt = mpfcb->frbcnt = pk_cmpf->mpfcnt;
mpfcb->blfsz = blfsz;
mpfcb->mpfsz = mpfsz;
mpfcb->unused = mpfcb->mempool = mempool;
mpfcb->freelist = NULL;
#if USE_OBJECT_NAME
if ( (pk_cmpf->mpfatr & TA_DSNAME) != 0 ) {
strncpy((char*)mpfcb->name, (char*)pk_cmpf->dsname, OBJECT_NAME_LENGTH);
}
#endif
mpfcb->mpfid = mpfid; /* Set ID after completion */
knl_UnlockOBJ(&mpfcb->lock);
return mpfid;
}
/*
* Create task
*/
SYSCALL ID tk_cre_tsk_impl P1( T_CTSK *pk_ctsk )
{
#if CHK_RSATR
const ATR VALID_TSKATR = { /* Valid value of task attribute */
TA_HLNG
|TA_RNG3
|TA_USERBUF
|TA_GP
#if USE_OBJECT_NAME
|TA_DSNAME
#endif
};
#endif
TCB *tcb;
W sstksz;
VP stack;
ER ercd;
CHECK_RSATR(pk_ctsk->tskatr, VALID_TSKATR);
#if !USE_IMALLOC
/* TA_USERBUF must be specified if configured in no Imalloc */
CHECK_PAR((pk_ctsk->tskatr & TA_USERBUF) != 0);
#endif
CHECK_PRI(pk_ctsk->itskpri);
CHECK_PAR(pk_ctsk->stksz >= MIN_SYS_STACK_SIZE);
/* Adjust stack size by 8 bytes */
sstksz = (pk_ctsk->stksz + 7) / 8 * 8;
#if USE_IMALLOC
if ( (pk_ctsk->tskatr & TA_USERBUF) != 0 ) {
/* Size of User buffer must be multiples of 8 */
if ( sstksz != pk_ctsk->stksz ) {
return E_PAR;
}
/* Use user buffer */
stack = pk_ctsk->bufptr;
} else {
/* Allocate system stack area */
stack = knl_Imalloc((UW)sstksz);
if ( stack == NULL ) {
return E_NOMEM;
}
}
#else
/* Size of User buffer must be multiples of 8 */
if ( sstksz != pk_ctsk->stksz ) {
return E_PAR;
}
/* Use user buffer */
stack = pk_ctsk->bufptr;
#endif
BEGIN_CRITICAL_SECTION;
/* Get control block from FreeQue */
tcb = (TCB*)QueRemoveNext(&knl_free_tcb);
if ( tcb == NULL ) {
ercd = E_LIMIT;
goto error_exit;
}
/* Initialize control block */
tcb->exinf = pk_ctsk->exinf;
tcb->tskatr = pk_ctsk->tskatr & ~TA_RNG3; /* handling as TA_RNG0 */
tcb->task = pk_ctsk->task;
tcb->ipriority = (UB)int_priority(pk_ctsk->itskpri);
tcb->sstksz = sstksz;
#if USE_OBJECT_NAME
if ( (pk_ctsk->tskatr & TA_DSNAME) != 0 ) {
strncpy((char*)tcb->name, (char*)pk_ctsk->dsname, OBJECT_NAME_LENGTH);
}
#endif
#if TA_GP
/* Set global pointer */
if ( (pk_ctsk->tskatr & TA_GP) != 0 ) {
gp = pk_ctsk->gp;
}
tcb->gp = gp;
#endif
/* Set stack pointer */
tcb->isstack = (VB*)stack + sstksz;
/* Set initial value of task operation mode */
tcb->isysmode = 1;
tcb->sysmode = 1;
/* make it to DORMANT state */
knl_make_dormant(tcb);
ercd = tcb->tskid;
error_exit:
END_CRITICAL_SECTION;
#if USE_IMALLOC
if ( (ercd < E_OK) && ((pk_ctsk->tskatr & TA_USERBUF) == 0) ) {
knl_Ifree(stack);
}
#endif
return ercd;
}
/*
* Interrupt handler definition
*/
SYSCALL ER _tk_def_int( UINT dintno, T_DINT *pk_dint )
{
FP inthdr;
INT vecno = dintno >> 5;
INTMASKTBL *ptr;
CHECK_PAR(vecno < MAX_INTVEC);
if ( pk_dint != NULL ) {
/* Set interrupt handler */
if ( vecno == VECNO_TLBMISS ) {
CHECK_RSATR(pk_dint->intatr, 0);
} else {
CHECK_RSATR(pk_dint->intatr, TA_HLNG | TA_ASSPRC);
}
#if CHK_PAR
if ( (pk_dint->intatr & TA_ASSPRC) != 0 ) {
if ( !chk_assprc(pk_dint->assprc) ) {
return E_PAR;
}
}
#endif
inthdr = pk_dint->inthdr;
BEGIN_CRITICAL_SECTION;
if ( (pk_dint->intatr & TA_HLNG) != 0 ) {
hll_inthdr[vecno] = inthdr;
inthdr = ( vecno == VECNO_DEFAULT )?
defaulthdr_startup: inthdr_startup;
}
define_inthdr(vecno, inthdr);
if ( (pk_dint->intatr & TA_ASSPRC) != 0 ) {
if ( vecno < N_INTVEC) {
ptr = &intmasktable[vecno];
if ( ptr->mask != 0) {
if ( pk_dint->assprc & TP_PRC1 ) {
out_w(ptr->maskaddr[1], in_w(ptr->maskaddr[1]) | ptr->mask);
out_w(clraddr(ptr->maskaddr[0]), ptr->mask);
}
else if ( pk_dint->assprc & TP_PRC2 ) {
out_w(ptr->maskaddr[0], in_w(ptr->maskaddr[0]) | ptr->mask);
out_w(clraddr(ptr->maskaddr[1]), ptr->mask);
}
}
}
}
END_CRITICAL_NO_DISPATCH;
} else {
/* Free interrupt handler */
switch ( vecno ) {
case VECNO_TRAPA: inthdr = SaveMonHdr.trapa_hdr; break;
case VECNO_BREAK: inthdr = SaveMonHdr.break_hdr; break;
case VECNO_MONITOR: inthdr = SaveMonHdr.monitor_hdr; break;
case VECNO_DEFAULT: inthdr = SaveMonHdr.default_hdr; break;
case VECNO_TLBMISS: inthdr = SaveMonHdr.tlbmiss_hdr; break;
default: inthdr = NULL;
}
BEGIN_CRITICAL_SECTION;
define_inthdr(vecno, inthdr);
if ( vecno < MAX_INTVEC ) {
hll_inthdr[vecno] = NULL;
}
if ( vecno < N_INTVEC) {
ptr = &intmasktable[vecno];
if ( ptr->mask != 0) {
out_w(ptr->maskaddr[0], in_w(ptr->maskaddr[0]) | ptr->mask);
out_w(ptr->maskaddr[1], in_w(ptr->maskaddr[1]) | ptr->mask);
}
}
END_CRITICAL_NO_DISPATCH;
}
return E_OK;
}
ER_UINT
acre_sem(const T_CSEM *pk_csem)
{
SEMCB *p_semcb;
SEMINIB *p_seminib;
ATR sematr;
uint_t isemcnt, maxsem;
ID domid;
const DOMINIB *p_dominib;
ACPTN acptn;
ER ercd;
LOG_ACRE_SEM_ENTER(pk_csem);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_csem, T_CSEM);
sematr = pk_csem->sematr;
isemcnt = pk_csem->isemcnt;
maxsem = pk_csem->maxsem;
CHECK_VALIDATR(sematr, TA_TPRI|TA_DOMMASK);
CHECK_PAR(0 <= isemcnt && isemcnt <= maxsem);
CHECK_PAR(1 <= maxsem && maxsem <= TMAX_MAXSEM);
domid = get_atrdomid(sematr);
if (domid == TDOM_SELF) {
if (rundom == TACP_KERNEL) {
domid = TDOM_KERNEL;
}
else {
domid = p_runtsk->p_tinib->domid;
}
sematr = set_atrdomid(sematr, domid);
}
switch (domid) {
case TDOM_KERNEL:
p_dominib = &dominib_kernel;
break;
case TDOM_NONE:
p_dominib = &dominib_none;
break;
default:
CHECK_RSATR(VALID_DOMID(domid));
p_dominib = get_dominib(domid);
break;
}
CHECK_ACPTN(p_dominib->acvct.acptn1);
lock_cpu();
if (tnum_sem == 0 || queue_empty(&(p_dominib->p_domcb->free_semcb))) {
ercd = E_NOID;
}
else {
p_semcb = (SEMCB *)
queue_delete_next(&(p_dominib->p_domcb->free_semcb));
p_seminib = (SEMINIB *)(p_semcb->p_seminib);
p_seminib->sematr = sematr;
p_seminib->isemcnt = isemcnt;
p_seminib->maxsem = maxsem;
acptn = default_acptn(domid);
p_seminib->acvct.acptn1 = acptn;
p_seminib->acvct.acptn2 = acptn;
p_seminib->acvct.acptn3 = p_dominib->acvct.acptn1;
p_seminib->acvct.acptn4 = acptn;
queue_initialize(&(p_semcb->wait_queue));
p_semcb->semcnt = isemcnt;
ercd = SEMID(p_semcb);
}
unlock_cpu();
error_exit:
LOG_ACRE_SEM_LEAVE(ercd);
return(ercd);
}
