uint32 pinGetPhyiscalPin (uint32 pin) {
ASSERT_RETERR (pin > NATIVE_PINS, ERR_INV_PIN | pin);
return __physical_pins[pin];
}
uint32 resourceRecordUsage (uint32 r) {
uint32 current_resource_val;
#if 1
ASSERT_RETERR (r >= N_RESOURCES, ERR_BAD_RESOURCE | r);
#else
if (r >= N_RESOURCES) {
ASSERT (r >= N_RESOURCES, ERR_BAD_RESOURCE | r);
SYS_ERROR(ERR_BAD_RESOURCE | r);
return ERROR;
}
#endif
// _getResourceVal (32);
// _setResourceVal (32, RESOURCE_MASKED);
// _incResourceVal (32);
current_resource_val = _getResourceVal (r);
///////////////////////////////////////////////////////////////
//
// If resource has been masked take no further action
//
if (current_resource_val == RESOURCE_MASKED) {
return NOERROR;
}
///////////////////////////////////////////////////////////////
//
// If resource is already in use, raise an error
// and mark the resource as having a clash.
//
if (current_resource_val == RESOURCE_USED) {
ASSERT (FORCE, ERR_RESOURCE_CLASH | r);
_setResourceVal (r, RESOURCE_CLASH);
// SYS_ERROR(ERR_RESOURCE_CLASH | r);
return ERROR;
}
///////////////////////////////////////////////////////////////
//
// Set the usage value to indicate the resource is used
//
_setResourceVal (r, RESOURCE_USED);
return NOERROR;
}
