bool_t
receive_pridata(PDQCB *p_pdqcb, intptr_t *p_data,
PRI *p_datapri, bool_t *p_reqdsp)
{
TCB *p_tcb;
intptr_t data;
PRI datapri;
if (p_pdqcb->count > 0U) {
dequeue_pridata(p_pdqcb, p_data, p_datapri);
if (!queue_empty(&(p_pdqcb->swait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_pdqcb->swait_queue));
data = ((WINFO_PDQ *)(p_tcb->p_winfo))->data;
datapri = ((WINFO_PDQ *)(p_tcb->p_winfo))->datapri;
enqueue_pridata(p_pdqcb, data, datapri);
*p_reqdsp = wait_complete(p_tcb);
}
else {
*p_reqdsp = false;
}
return(true);
}
else if (!queue_empty(&(p_pdqcb->swait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_pdqcb->swait_queue));
*p_data = ((WINFO_PDQ *)(p_tcb->p_winfo))->data;
*p_datapri = ((WINFO_PDQ *)(p_tcb->p_winfo))->datapri;
*p_reqdsp = wait_complete(p_tcb);
return(true);
}
else {
return(false);
}
}
bool_t
receive_data(DTQCB *p_dtqcb, intptr_t *p_data, bool_t *p_reqdsp)
{
TCB *p_tcb;
intptr_t data;
if (p_dtqcb->count > 0U) {
dequeue_data(p_dtqcb, p_data);
if (!queue_empty(&(p_dtqcb->swait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_dtqcb->swait_queue));
data = ((WINFO_DTQ *)(p_tcb->p_winfo))->data;
enqueue_data(p_dtqcb, data);
*p_reqdsp = wait_complete(p_tcb);
}
else {
*p_reqdsp = false;
}
return(true);
}
else if (!queue_empty(&(p_dtqcb->swait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_dtqcb->swait_queue));
*p_data = ((WINFO_DTQ *)(p_tcb->p_winfo))->data;
*p_reqdsp = wait_complete(p_tcb);
return(true);
}
else {
return(false);
}
}
ER_UINT
acre_flg(const T_CFLG *pk_cflg)
{
FLGCB *p_flgcb;
FLGINIB *p_flginib;
ER ercd;
LOG_ACRE_FLG_ENTER(pk_cflg);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_cflg->flgatr, TA_TPRI|TA_WMUL|TA_CLR);
t_lock_cpu();
if (tnum_flg == 0 || queue_empty(&free_flgcb)) {
ercd = E_NOID;
}
else {
p_flgcb = ((FLGCB *) queue_delete_next(&free_flgcb));
p_flginib = (FLGINIB *)(p_flgcb->p_flginib);
p_flginib->flgatr = pk_cflg->flgatr;
p_flginib->iflgptn = pk_cflg->iflgptn;
queue_initialize(&(p_flgcb->wait_queue));
p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
ercd = FLGID(p_flgcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_FLG_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_alm(const T_CALM *pk_calm)
{
ALMCB *p_almcb;
ALMINIB *p_alminib;
ER ercd;
LOG_ACRE_ALM_ENTER(pk_calm);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_calm->almatr, TA_NULL);
CHECK_ALIGN_FUNC(pk_calm->almhdr);
CHECK_NONNULL_FUNC(pk_calm->almhdr);
t_lock_cpu();
if (tnum_alm == 0 || queue_empty(&free_almcb)) {
ercd = E_NOID;
}
else {
p_almcb = ((ALMCB *)(((char *) queue_delete_next(&free_almcb))
- offsetof(ALMCB, tmevtb)));
p_alminib = (ALMINIB *)(p_almcb->p_alminib);
p_alminib->almatr = pk_calm->almatr;
p_alminib->exinf = pk_calm->exinf;
p_alminib->almhdr = pk_calm->almhdr;
p_almcb->almsta = false;
ercd = ALMID(p_almcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_ALM_LEAVE(ercd);
return(ercd);
}
SYSCALL ER
sig_sem(ID semid)
{
SEMCB *semcb;
TCB *tcb;
ER ercd;
LOG_SIG_SEM_ENTER(semid);
CHECK_TSKCTX_UNL();
CHECK_SEMID(semid);
semcb = get_semcb(semid);
t_lock_cpu();
if (!(queue_empty(&(semcb->wait_queue)))) {
tcb = (TCB *) queue_delete_next(&(semcb->wait_queue));
if (wait_complete(tcb)) {
dispatch();
}
ercd = E_OK;
}
else if (semcb->semcnt < semcb->seminib->maxsem) {
semcb->semcnt += 1;
ercd = E_OK;
}
else {
ercd = E_QOVR;
}
t_unlock_cpu();
exit:
LOG_SIG_SEM_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_sem(const T_CSEM *pk_csem)
{
SEMCB *p_semcb;
SEMINIB *p_seminib;
ER ercd;
LOG_ACRE_SEM_ENTER(pk_csem);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_csem->sematr, TA_TPRI);
CHECK_PAR(0 <= pk_csem->isemcnt && pk_csem->isemcnt <= pk_csem->maxsem);
CHECK_PAR(1 <= pk_csem->maxsem && pk_csem->maxsem <= TMAX_MAXSEM);
t_lock_cpu();
if (tnum_sem == 0 || queue_empty(&free_semcb)) {
ercd = E_NOID;
}
else {
p_semcb = ((SEMCB *) queue_delete_next(&free_semcb));
p_seminib = (SEMINIB *)(p_semcb->p_seminib);
p_seminib->sematr = pk_csem->sematr;
p_seminib->isemcnt = pk_csem->isemcnt;
p_seminib->maxsem = pk_csem->maxsem;
queue_initialize(&(p_semcb->wait_queue));
p_semcb->semcnt = p_semcb->p_seminib->isemcnt;
ercd = SEMID(p_semcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_SEM_LEAVE(ercd);
return(ercd);
}
void
mutex_release(MTXCB *p_mtxcb)
{
TCB *p_tcb;
if (queue_empty(&(p_mtxcb->wait_queue))) {
p_mtxcb->p_loctsk = NULL;
}
else {
/*
* ミューテックス待ちキューの先頭タスク（p_tcb）に，ミューテッ
* クスをロックさせる．
*/
p_tcb = (TCB *) queue_delete_next(&(p_mtxcb->wait_queue));
wait_dequeue_tmevtb(p_tcb);
p_tcb->p_winfo->wercd = E_OK;
p_mtxcb->p_loctsk = p_tcb;
p_mtxcb->p_prevmtx = p_tcb->p_lastmtx;
p_tcb->p_lastmtx = p_mtxcb;
if (MTX_CEILING(p_mtxcb)) {
if (p_mtxcb->p_mtxinib->ceilpri < p_tcb->priority) {
p_tcb->priority = p_mtxcb->p_mtxinib->ceilpri;
}
}
make_non_wait(p_tcb);
}
}
JSP_L1_CODE
SYSCALL ER
isig_sem(ID semid)
{
SEMCB *semcb;
TCB *tcb;
ER ercd;
LOG_ISIG_SEM_ENTER(semid);
CHECK_INTCTX_UNL();
CHECK_SEMID(semid);
semcb = get_semcb(semid);
i_lock_cpu();
if (!queue_empty(&(semcb->wait_queue))) {
tcb = (TCB *) queue_delete_next(&(semcb->wait_queue));
if (wait_complete(tcb)) {
reqflg = TRUE;
}
ercd = E_OK;
}
else if (semcb->semcnt < semcb->seminib->maxsem) {
semcb->semcnt += 1;
ercd = E_OK;
}
else {
ercd = E_QOVR;
}
i_unlock_cpu();
exit:
LOG_ISIG_SEM_LEAVE(ercd);
return(ercd);
}
/* This function rotates the FIFO in the priority queue RDYQUE 'rq' for
the supplied 'priority'. This involves removing the element from the
head of the queue and then reinserting it at the tail/end of the queue.
*/
void
ready_queue_rotate(RDYQUE *rq,INT priority)
{
QUEUE *entry, *queue;
if ( !queue_empty_p(queue=&(rq->tskque[priority])) )
{
entry = queue_delete_next(queue);
queue_insert(entry, queue);
}
}
void
init_wait_queue(QUEUE *p_wait_queue)
{
TCB *p_tcb;
while (!queue_empty(p_wait_queue)) {
p_tcb = (TCB *) queue_delete_next(p_wait_queue);
wait_dequeue_tmevtb(p_tcb);
p_tcb->p_winfo->wercd = E_DLT;
make_non_wait(p_tcb);
}
}
ER_UINT
acre_pdq(const T_CPDQ *pk_cpdq)
{
PDQCB *p_pdqcb;
PDQINIB *p_pdqinib;
ATR pdqatr;
PDQMB *p_pdqmb;
ER ercd;
LOG_ACRE_PDQ_ENTER(pk_cpdq);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_cpdq->pdqatr, TA_TPRI);
CHECK_DPRI(pk_cpdq->maxdpri);
pdqatr = pk_cpdq->pdqatr;
p_pdqmb = pk_cpdq->pdqmb;
t_lock_cpu();
if (queue_empty(&free_pdqcb)) {
ercd = E_NOID;
}
else {
if (pk_cpdq->pdqcnt != 0 && p_pdqmb == NULL) {
p_pdqmb = kernel_malloc(sizeof(PDQMB) * pk_cpdq->pdqcnt);
pdqatr |= TA_MBALLOC;
}
if (pk_cpdq->pdqcnt != 0 && p_pdqmb == NULL) {
ercd = E_NOMEM;
}
else {
p_pdqcb = ((PDQCB *) queue_delete_next(&free_pdqcb));
p_pdqinib = (PDQINIB *)(p_pdqcb->p_pdqinib);
p_pdqinib->pdqatr = pdqatr;
p_pdqinib->pdqcnt = pk_cpdq->pdqcnt;
p_pdqinib->maxdpri = pk_cpdq->maxdpri;
p_pdqinib->p_pdqmb = p_pdqmb;
queue_initialize(&(p_pdqcb->swait_queue));
queue_initialize(&(p_pdqcb->rwait_queue));
p_pdqcb->count = 0U;
p_pdqcb->p_head = NULL;
p_pdqcb->unused = 0U;
p_pdqcb->p_freelist = NULL;
ercd = PDQID(p_pdqcb);
}
}
t_unlock_cpu();
error_exit:
LOG_ACRE_PDQ_LEAVE(ercd);
return(ercd);
}
ER
rel_mpf(ID mpfid, void *blk)
{
MPFCB *p_mpfcb;
size_t blkoffset;
uint_t blkidx;
TCB *p_tcb;
ER ercd;
LOG_REL_MPF_ENTER(mpfid, blk);
CHECK_TSKCTX_UNL();
CHECK_ID(VALID_MPFID(mpfid));
p_mpfcb = get_mpfcb(mpfid);
lock_cpu();
if (p_mpfcb->p_mpfinib->mpfatr == TA_NOEXS) {
ercd = E_NOEXS;
}
else {
blkoffset = ((char *) blk) - (char *)(p_mpfcb->p_mpfinib->mpf);
blkidx = (uint_t)(blkoffset / p_mpfcb->p_mpfinib->blksz);
if (!(p_mpfcb->p_mpfinib->mpf <= blk)
|| !(blkoffset % p_mpfcb->p_mpfinib->blksz == 0U)
|| !(blkoffset / p_mpfcb->p_mpfinib->blksz < p_mpfcb->unused)
|| !((p_mpfcb->p_mpfinib->p_mpfmb + blkidx)->next
== INDEX_ALLOC)) {
ercd = E_PAR;
}
else if (!queue_empty(&(p_mpfcb->wait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_mpfcb->wait_queue));
((WINFO_MPF *)(p_tcb->p_winfo))->blk = blk;
wait_complete(p_tcb);
if (p_runtsk != p_schedtsk) {
dispatch();
}
ercd = E_OK;
}
else {
p_mpfcb->fblkcnt++;
(p_mpfcb->p_mpfinib->p_mpfmb + blkidx)->next = p_mpfcb->freelist;
p_mpfcb->freelist = blkidx;
ercd = E_OK;
}
}
unlock_cpu();
error_exit:
LOG_REL_MPF_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_isr(const T_CISR *pk_cisr)
{
ISRCB *p_isrcb;
ISRINIB *p_isrinib;
QUEUE *p_isr_queue;
ER ercd;
LOG_ACRE_ISR_ENTER(pk_cisr);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_cisr, T_CISR);
CHECK_RSATR(pk_cisr->isratr, TARGET_ISRATR|TA_DOMMASK);
CHECK_ATRDOMID_KERNEL(get_atrdomid(pk_cisr->isratr));
CHECK_INTNO_CREISR(pk_cisr->intno);
CHECK_ALIGN_FUNC(pk_cisr->isr);
CHECK_NONNULL_FUNC(pk_cisr->isr);
CHECK_ISRPRI(pk_cisr->isrpri);
CHECK_ACPTN(sysstat_acvct.acptn3);
p_isr_queue = search_isr_queue(pk_cisr->intno);
CHECK_OBJ(p_isr_queue != NULL);
t_lock_cpu();
if (tnum_isr == 0 || queue_empty(&free_isrcb)) {
ercd = E_NOID;
}
else {
p_isrcb = ((ISRCB *) queue_delete_next(&free_isrcb));
p_isrinib = (ISRINIB *)(p_isrcb->p_isrinib);
p_isrinib->isratr = pk_cisr->isratr;
p_isrinib->exinf = pk_cisr->exinf;
p_isrinib->intno = pk_cisr->intno;
p_isrinib->p_isr_queue = p_isr_queue;
p_isrinib->isr = pk_cisr->isr;
p_isrinib->isrpri = pk_cisr->isrpri;
p_isrinib->acvct.acptn1 = TACP_KERNEL;
p_isrinib->acvct.acptn2 = TACP_KERNEL;
p_isrinib->acvct.acptn3 = TACP_KERNEL | rundom;
p_isrinib->acvct.acptn4 = TACP_KERNEL;
enqueue_isr(p_isr_queue, p_isrcb);
ercd = ISRID(p_isrcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_ISR_LEAVE(ercd);
return(ercd);
}
bool_t
force_send_data(DTQCB *p_dtqcb, intptr_t data)
{
TCB *p_tcb;
if (!queue_empty(&(p_dtqcb->rwait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_dtqcb->rwait_queue));
((WINFO_DTQ *)(p_tcb->p_winfo))->data = data;
return(wait_complete(p_tcb));
}
else {
force_enqueue_data(p_dtqcb, data);
return(false);
}
}
ER_UINT
acre_dtq(const T_CDTQ *pk_cdtq)
{
DTQCB *p_dtqcb;
DTQINIB *p_dtqinib;
ATR dtqatr;
DTQMB *p_dtqmb;
ER ercd;
LOG_ACRE_DTQ_ENTER(pk_cdtq);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_cdtq->dtqatr, TA_TPRI);
dtqatr = pk_cdtq->dtqatr;
p_dtqmb = pk_cdtq->dtqmb;
t_lock_cpu();
if (queue_empty(&free_dtqcb)) {
ercd = E_NOID;
}
else {
if (pk_cdtq->dtqcnt != 0 && p_dtqmb == NULL) {
p_dtqmb = kernel_malloc(sizeof(DTQMB) * pk_cdtq->dtqcnt);
dtqatr |= TA_MBALLOC;
}
if (pk_cdtq->dtqcnt != 0 && p_dtqmb == NULL) {
ercd = E_NOMEM;
}
else {
p_dtqcb = ((DTQCB *) queue_delete_next(&free_dtqcb));
p_dtqinib = (DTQINIB *)(p_dtqcb->p_dtqinib);
p_dtqinib->dtqatr = dtqatr;
p_dtqinib->dtqcnt = pk_cdtq->dtqcnt;
p_dtqinib->p_dtqmb = p_dtqmb;
queue_initialize(&(p_dtqcb->swait_queue));
queue_initialize(&(p_dtqcb->rwait_queue));
p_dtqcb->count = 0U;
p_dtqcb->head = 0U;
p_dtqcb->tail = 0U;
ercd = DTQID(p_dtqcb);
}
}
t_unlock_cpu();
error_exit:
LOG_ACRE_DTQ_LEAVE(ercd);
return(ercd);
}
bool_t
init_wait_queue(QUEUE *p_wait_queue)
{
TCB *p_tcb;
bool_t dspreq = false;
while (!queue_empty(p_wait_queue)) {
p_tcb = (TCB *) queue_delete_next(p_wait_queue);
wait_dequeue_tmevtb(p_tcb);
p_tcb->p_winfo->wercd = E_DLT;
if (make_non_wait(p_tcb)) {
dspreq = true;
};
}
return(dspreq);
}
ER_UINT
acre_sem(const T_CSEM *pk_csem)
{
ID domid;
SEMCB *p_semcb;
SEMINIB *p_seminib;
ACPTN acptn;
ER ercd;
LOG_ACRE_SEM_ENTER(pk_csem);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_csem, T_CSEM);
CHECK_RSATR(pk_csem->sematr, TA_TPRI|TA_DOMMASK);
domid = get_atrdomid(pk_csem->sematr);
CHECK_ATRDOMID_INACTIVE(domid);
CHECK_PAR(0 <= pk_csem->isemcnt && pk_csem->isemcnt <= pk_csem->maxsem);
CHECK_PAR(1 <= pk_csem->maxsem && pk_csem->maxsem <= TMAX_MAXSEM);
CHECK_ACPTN(sysstat_acvct.acptn3);
t_lock_cpu();
if (tnum_sem == 0 || queue_empty(&free_semcb)) {
ercd = E_NOID;
}
else {
p_semcb = ((SEMCB *) queue_delete_next(&free_semcb));
p_seminib = (SEMINIB *)(p_semcb->p_seminib);
p_seminib->sematr = pk_csem->sematr;
p_seminib->isemcnt = pk_csem->isemcnt;
p_seminib->maxsem = pk_csem->maxsem;
acptn = default_acptn(domid);
p_seminib->acvct.acptn1 = acptn;
p_seminib->acvct.acptn2 = acptn;
p_seminib->acvct.acptn3 = acptn | rundom;
p_seminib->acvct.acptn4 = acptn;
queue_initialize(&(p_semcb->wait_queue));
p_semcb->semcnt = p_semcb->p_seminib->isemcnt;
ercd = SEMID(p_semcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_SEM_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_cyc(const T_CCYC *pk_ccyc)
{
CYCCB *p_cyccb;
CYCINIB *p_cycinib;
ER ercd;
LOG_ACRE_CYC_ENTER(pk_ccyc);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_ccyc->cycatr, TA_STA);
CHECK_ALIGN_FUNC(pk_ccyc->cychdr);
CHECK_NONNULL_FUNC(pk_ccyc->cychdr);
CHECK_PAR(0 < pk_ccyc->cyctim && pk_ccyc->cyctim <= TMAX_RELTIM);
CHECK_PAR(0 <= pk_ccyc->cycphs && pk_ccyc->cycphs <= TMAX_RELTIM);
t_lock_cpu();
if (tnum_cyc == 0 || queue_empty(&free_cyccb)) {
ercd = E_NOID;
}
else {
p_cyccb = ((CYCCB *)(((char *) queue_delete_next(&free_cyccb))
- offsetof(CYCCB, tmevtb)));
p_cycinib = (CYCINIB *)(p_cyccb->p_cycinib);
p_cycinib->cycatr = pk_ccyc->cycatr;
p_cycinib->exinf = pk_ccyc->exinf;
p_cycinib->cychdr = pk_ccyc->cychdr;
p_cycinib->cyctim = pk_ccyc->cyctim;
p_cycinib->cycphs = pk_ccyc->cycphs;
if ((p_cyccb->p_cycinib->cycatr & TA_STA) != 0U) {
p_cyccb->cycsta = true;
tmevtb_enqueue_cyc(p_cyccb,
base_time + p_cyccb->p_cycinib->cycphs);
}
else {
p_cyccb->cycsta = false;
}
ercd = CYCID(p_cyccb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_CYC_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_alm(const T_CALM *pk_calm)
{
ALMCB *p_almcb;
ALMINIB *p_alminib;
T_NFYINFO *p_nfyinfo;
ER ercd, rercd;
LOG_ACRE_ALM_ENTER(pk_calm);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_calm->almatr, TA_NULL);
rercd = check_nfyinfo(&(pk_calm->nfyinfo));
if (rercd != E_OK) {
ercd = rercd;
goto error_exit;
}
lock_cpu();
if (tnum_alm == 0 || queue_empty(&free_almcb)) {
ercd = E_NOID;
}
else {
p_almcb = ((ALMCB *)(((char *) queue_delete_next(&free_almcb))
- offsetof(ALMCB, tmevtb)));
p_alminib = (ALMINIB *)(p_almcb->p_alminib);
p_alminib->almatr = pk_calm->almatr;
if (pk_calm->nfyinfo.nfymode == TNFY_HANDLER) {
p_alminib->exinf = pk_calm->nfyinfo.nfy.handler.exinf;
p_alminib->nfyhdr = (NFYHDR)(pk_calm->nfyinfo.nfy.handler.tmehdr);
}
else {
p_nfyinfo = &aalm_nfyinfo_table[p_alminib - aalminib_table];
*p_nfyinfo = pk_calm->nfyinfo;
p_alminib->exinf = (intptr_t) p_nfyinfo;
p_alminib->nfyhdr = notify_handler;
}
p_almcb->almsta = false;
ercd = ALMID(p_almcb);
}
unlock_cpu();
error_exit:
LOG_ACRE_ALM_LEAVE(ercd);
return(ercd);
}
ER
sig_sem(ID semid)
{
SEMCB *p_semcb;
TCB *p_tcb;
ER ercd;
LOG_SIG_SEM_ENTER(semid);
CHECK_UNL();
CHECK_ID(VALID_SEMID(semid));
p_semcb = get_semcb(semid);
lock_cpu();
if (p_semcb->p_seminib->sematr == TA_NOEXS) {
ercd = E_NOEXS;
}
else if (VIOLATE_ACPTN(p_semcb->p_seminib->acvct.acptn1)) {
ercd = E_OACV;
}
else if (!queue_empty(&(p_semcb->wait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_semcb->wait_queue));
wait_complete(p_tcb);
if (p_runtsk != p_schedtsk) {
if (!sense_context()) {
dispatch();
}
else {
request_dispatch_retint();
}
}
ercd = E_OK;
}
else if (p_semcb->semcnt < p_semcb->p_seminib->maxsem) {
p_semcb->semcnt += 1;
ercd = E_OK;
}
else {
ercd = E_QOVR;
}
unlock_cpu();
error_exit:
LOG_SIG_SEM_LEAVE(ercd);
return(ercd);
}
ER
snd_mbx(ID mbxid, T_MSG *pk_msg)
{
MBXCB *p_mbxcb;
TCB *p_tcb;
ER ercd;
LOG_SND_MBX_ENTER(mbxid, pk_msg);
CHECK_TSKCTX_UNL();
CHECK_MBXID(mbxid);
p_mbxcb = get_mbxcb(mbxid);
CHECK_PAR((p_mbxcb->p_mbxinib->mbxatr & TA_MPRI) == 0U
|| (TMIN_MPRI <= MSGPRI(pk_msg)
&& MSGPRI(pk_msg) <= p_mbxcb->p_mbxinib->maxmpri));
t_lock_cpu();
if (!queue_empty(&(p_mbxcb->wait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_mbxcb->wait_queue));
((WINFO_MBX *)(p_tcb->p_winfo))->pk_msg = pk_msg;
if (wait_complete(p_tcb)) {
dispatch();
}
ercd = E_OK;
}
else if ((p_mbxcb->p_mbxinib->mbxatr & TA_MPRI) != 0U) {
enqueue_msg_pri(&(p_mbxcb->pk_head), pk_msg);
ercd = E_OK;
}
else {
pk_msg->pk_next = NULL;
if (p_mbxcb->pk_head != NULL) {
p_mbxcb->pk_last->pk_next = pk_msg;
}
else {
p_mbxcb->pk_head = pk_msg;
}
p_mbxcb->pk_last = pk_msg;
ercd = E_OK;
}
t_unlock_cpu();
error_exit:
LOG_SND_MBX_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_flg(const T_CFLG *pk_cflg)
{
ID domid;
FLGCB *p_flgcb;
FLGINIB *p_flginib;
ACPTN acptn;
ER ercd;
LOG_ACRE_FLG_ENTER(pk_cflg);
CHECK_TSKCTX_UNL();
CHECK_MACV_READ(pk_cflg, T_CFLG);
CHECK_RSATR(pk_cflg->flgatr, TA_TPRI|TA_WMUL|TA_CLR|TA_DOMMASK);
domid = get_atrdomid(pk_cflg->flgatr);
CHECK_ATRDOMID_INACTIVE(domid);
CHECK_ACPTN(sysstat_acvct.acptn3);
t_lock_cpu();
if (tnum_flg == 0 || queue_empty(&free_flgcb)) {
ercd = E_NOID;
}
else {
p_flgcb = ((FLGCB *) queue_delete_next(&free_flgcb));
p_flginib = (FLGINIB *)(p_flgcb->p_flginib);
p_flginib->flgatr = pk_cflg->flgatr;
p_flginib->iflgptn = pk_cflg->iflgptn;
acptn = default_acptn(domid);
p_flginib->acvct.acptn1 = acptn;
p_flginib->acvct.acptn2 = acptn;
p_flginib->acvct.acptn3 = acptn | rundom;
p_flginib->acvct.acptn4 = acptn;
queue_initialize(&(p_flgcb->wait_queue));
p_flgcb->flgptn = p_flgcb->p_flginib->iflgptn;
ercd = FLGID(p_flgcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_FLG_LEAVE(ercd);
return(ercd);
}
bool_t
send_pridata(PDQCB *p_pdqcb, intptr_t data, PRI datapri)
{
TCB *p_tcb;
if (!queue_empty(&(p_pdqcb->rwait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_pdqcb->rwait_queue));
((WINFO_RPDQ *)(p_tcb->p_winfo))->data = data;
((WINFO_RPDQ *)(p_tcb->p_winfo))->datapri = datapri;
wait_complete(p_tcb);
return(true);
}
else if (p_pdqcb->count < p_pdqcb->p_pdqinib->pdqcnt) {
enqueue_pridata(p_pdqcb, data, datapri);
return(true);
}
else {
return(false);
}
}
bool_t
send_data(DTQCB *p_dtqcb, intptr_t data, bool_t *p_reqdsp)
{
TCB *p_tcb;
if (!queue_empty(&(p_dtqcb->rwait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_dtqcb->rwait_queue));
((WINFO_DTQ *)(p_tcb->p_winfo))->data = data;
*p_reqdsp = wait_complete(p_tcb);
return(true);
}
else if (p_dtqcb->count < p_dtqcb->p_dtqinib->dtqcnt) {
enqueue_data(p_dtqcb, data);
*p_reqdsp = false;
return(true);
}
else {
return(false);
}
}
bool_t
send_message(MBFCB *p_mbfcb, const void *msg, uint_t msgsz)
{
TCB *p_tcb;
if (!queue_empty(&(p_mbfcb->rwait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_mbfcb->rwait_queue));
memcpy(((WINFO_RMBF *)(p_tcb->p_winfo))->msg, msg, msgsz);
wait_complete(p_tcb);
p_tcb->p_winfo->wercd = (ER_UINT)(msgsz);
return(true);
}
else if (queue_empty(&(p_mbfcb->swait_queue))
&& enqueue_message(p_mbfcb, msg, msgsz)) {
return(true);
}
else {
return(false);
}
}
ER
rel_mpf(ID mpfid, void *blk)
{
MPFCB *p_mpfcb;
SIZE blkoffset;
uint_t blkidx;
TCB *p_tcb;
ER ercd;
LOG_REL_MPF_ENTER(mpfid, blk);
CHECK_TSKCTX_UNL();
CHECK_MPFID(mpfid);
p_mpfcb = get_mpfcb(mpfid);
CHECK_PAR(p_mpfcb->p_mpfinib->mpf <= blk);
blkoffset = ((char *) blk) - (char *)(p_mpfcb->p_mpfinib->mpf);
CHECK_PAR(blkoffset % p_mpfcb->p_mpfinib->blksz == 0U);
CHECK_PAR(blkoffset / p_mpfcb->p_mpfinib->blksz < p_mpfcb->unused);
blkidx = (uint_t)(blkoffset / p_mpfcb->p_mpfinib->blksz);
CHECK_PAR((p_mpfcb->p_mpfinib->p_mpfmb + blkidx)->next == INDEX_ALLOC);
t_lock_cpu();
if (!queue_empty(&(p_mpfcb->wait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_mpfcb->wait_queue));
((WINFO_MPF *)(p_tcb->p_winfo))->blk = blk;
if (wait_complete(p_tcb)) {
dispatch();
}
ercd = E_OK;
}
else {
p_mpfcb->fblkcnt++;
(p_mpfcb->p_mpfinib->p_mpfmb + blkidx)->next = p_mpfcb->freelist;
p_mpfcb->freelist = blkidx;
ercd = E_OK;
}
t_unlock_cpu();
error_exit:
LOG_REL_MPF_LEAVE(ercd);
return(ercd);
}
ER_UINT
acre_isr(const T_CISR *pk_cisr)
{
ISRCB *p_isrcb;
ISRINIB *p_isrinib;
QUEUE *p_isr_queue;
ER ercd;
LOG_ACRE_ISR_ENTER(pk_cisr);
CHECK_TSKCTX_UNL();
CHECK_RSATR(pk_cisr->isratr, TARGET_ISRATR);
CHECK_INTNO_CREISR(pk_cisr->intno);
CHECK_ALIGN_FUNC(pk_cisr->isr);
CHECK_NONNULL_FUNC(pk_cisr->isr);
CHECK_ISRPRI(pk_cisr->isrpri);
p_isr_queue = search_isr_queue(pk_cisr->intno);
CHECK_OBJ(p_isr_queue != NULL);
t_lock_cpu();
if (tnum_isr == 0 || queue_empty(&free_isrcb)) {
ercd = E_NOID;
}
else {
p_isrcb = ((ISRCB *) queue_delete_next(&free_isrcb));
p_isrinib = (ISRINIB *)(p_isrcb->p_isrinib);
p_isrinib->isratr = pk_cisr->isratr;
p_isrinib->exinf = pk_cisr->exinf;
p_isrinib->intno = pk_cisr->intno;
p_isrinib->p_isr_queue = p_isr_queue;
p_isrinib->isr = pk_cisr->isr;
p_isrinib->isrpri = pk_cisr->isrpri;
enqueue_isr(p_isr_queue, p_isrcb);
ercd = ISRID(p_isrcb);
}
t_unlock_cpu();
error_exit:
LOG_ACRE_ISR_LEAVE(ercd);
return(ercd);
}
bool_t
send_message(MBFCB *p_mbfcb, const void *msg, uint_t msgsz, bool_t *p_dspreq)
{
TCB *p_tcb;
if (!queue_empty(&(p_mbfcb->rwait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_mbfcb->rwait_queue));
memcpy(((WINFO_MBF *)(p_tcb->p_winfo))->msg, msg, msgsz);
((WINFO_MBF *)(p_tcb->p_winfo))->msgsz = msgsz;
*p_dspreq = wait_complete(p_tcb);
return(true);
}
else if (have_precedence(p_mbfcb)
&& enqueue_message(p_mbfcb, msg, msgsz)) {
*p_dspreq = false;
return(true);
}
else {
return(false);
}
}
ER
sig_sem(ID semid)
{
SEMCB *p_semcb;
TCB *p_tcb;
ER ercd;
LOG_SIG_SEM_ENTER(semid);
CHECK_TSKCTX_UNL();
CHECK_SEMID(semid);
p_semcb = get_semcb(semid);
t_lock_cpu();
if (p_semcb->p_seminib->sematr == TA_NOEXS) {
ercd = E_NOEXS;
}
else if (VIOLATE_ACPTN(p_semcb->p_seminib->acvct.acptn1)) {
ercd = E_OACV;
}
else if (!queue_empty(&(p_semcb->wait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_semcb->wait_queue));
if (wait_complete(p_tcb)) {
dispatch();
}
ercd = E_OK;
}
else if (p_semcb->semcnt < p_semcb->p_seminib->maxsem) {
p_semcb->semcnt += 1;
ercd = E_OK;
}
else {
ercd = E_QOVR;
}
t_unlock_cpu();
error_exit:
LOG_SIG_SEM_LEAVE(ercd);
return(ercd);
}
uint_t
receive_message(MBFCB *p_mbfcb, void *msg, bool_t *p_dspreq)
{
TCB *p_tcb;
uint_t msgsz;
if (p_mbfcb->smbfcnt > 0) {
msgsz = dequeue_message(p_mbfcb, msg);
*p_dspreq = messagebuf_signal(p_mbfcb);
return(msgsz);
}
else if (!queue_empty(&(p_mbfcb->swait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_mbfcb->swait_queue));
msgsz = ((WINFO_MBF *)(p_tcb->p_winfo))->msgsz;
memcpy(msg, ((WINFO_MBF *)(p_tcb->p_winfo))->msg, msgsz);
*p_dspreq = wait_complete(p_tcb);
return(msgsz);
}
else {
return(0U);
}
}
