/*
* ======== SemProcessSupport_pend ========
*/
Int SemProcessSupport_pend(SemProcessSupport_Handle sem, UInt timeout, Error_Block *eb)
{
UInt bios6_timeout;
Semaphore_Handle bios6sem;
Int status;
bios6sem = SemProcessSupport_Instance_State_sem(sem);
if (SemProcessSupport_FOREVER == timeout) {
bios6_timeout = BIOS_WAIT_FOREVER;
}
else {
bios6_timeout = timeout / Clock_tickPeriod;
/*
* Don't let nonzero timeout round to 0 - semantically very
* different
*/
if (timeout && (!bios6_timeout)) {
bios6_timeout = 1;
}
}
status = Semaphore_pend(bios6sem, bios6_timeout);
if (status == 1) {
return (ISemaphore_PendStatus_SUCCESS);
}
else if (status == 0) {
return (ISemaphore_PendStatus_TIMEOUT);
}
else {
return (ISemaphore_PendStatus_ERROR);
}
}
/*
* ======== SemProcessSupport_Instance_finalize ========
*/
Void SemProcessSupport_Instance_finalize(SemProcessSupport_Handle sem)
{
Semaphore_Handle bios6sem;
bios6sem = SemProcessSupport_Instance_State_sem(sem);
Semaphore_destruct(
Semaphore_struct(bios6sem));
}
/*
* ======== SemProcessSupport_post ========
*/
Bool SemProcessSupport_post(SemProcessSupport_Handle sem,
Error_Block *eb)
{
Semaphore_Handle bios6sem;
bios6sem = SemProcessSupport_Instance_State_sem(sem);
Semaphore_post(bios6sem);
return (TRUE);
}
/*
* ======== SemProcessSupport_Instance_init ========
*/
Void SemProcessSupport_Instance_init(SemProcessSupport_Handle sem,
Int count, Int key, const SemProcessSupport_Params* params)
{
Semaphore_Handle bios6sem;
Semaphore_Params semParams;
Semaphore_Params_init(&semParams);
semParams.mode = (Semaphore_Mode)params->mode;
bios6sem = SemProcessSupport_Instance_State_sem(sem);
Semaphore_construct(
Semaphore_struct(bios6sem), count, &semParams);
}
/*
* ======== SemProcessSupport_Instance_init ========
*/
Void SemProcessSupport_Instance_init(SemProcessSupport_Handle sem,
Int count, Int key, const SemProcessSupport_Params* params)
{
Semaphore_Handle bios6sem;
Semaphore_Params semParams;
Semaphore_Params_init(&semParams);
if (params->mode == ISemaphore_Mode_COUNTING) {
semParams.mode = Semaphore_Mode_COUNTING;
}
else {
semParams.mode = Semaphore_Mode_BINARY;
}
bios6sem = SemProcessSupport_Instance_State_sem(sem);
Semaphore_construct(
Semaphore_struct(bios6sem), count, &semParams);
}
