/* has been taken. */
int HCILL_ActionTaken(HCILL_Action_Request_t Action)
{
int ret_val = 0;
int Flags;
/* Determine the next state based on the requested action that was */
/* just completed. */
switch(Action)
{
case haSendSleepAck:
/* Enter a critical section to modify the HCILL State. */
CriticalEnter(&Flags);
/* We should only have sent a Sleep Ack when we were waiting */
/* to send HCILL_GO_TO_SLEEP_ACK right before entering the */
/* sleep state. */
if(HCILL_State == hsWaitSendSleepAck)
{
/* We are sleeping. */
HCILL_State = hsSleep;
/* Exit the critical region. */
CriticalExit(Flags);
ret_val = 1;
}
else
{
/* Exit the critical region. */
CriticalExit(Flags);
}
break;
case haSendWakeupAck:
/* Enter a critical section to modify the HCILL State. */
CriticalEnter(&Flags);
/* We should only be sending Wake-Up Acks if we are in */
/* Controller initiated wake-up state. */
if(HCILL_State == hsControllerInitWakeup)
{
/* We have now been woken up by the controller. */
HCILL_State = hsAwake;
/* Exit the critical region. */
CriticalExit(Flags);
ret_val = 1;
}
else
{
/* Exit the critical region. */
CriticalExit(Flags);
}
break;
}
return(ret_val);
}
//note to self: do try not to rely on this too much.
void __cdecl CrashError(const TCHAR *format, ...)
{
if(!format) return;
va_list arglist;
va_start(arglist, format);
String strOut = FormattedStringva(format, arglist);
OpenLogFile();
LogFile.WriteStr(TEXT("\r\nError: "));
LogFile.WriteAsUTF8(strOut);
LogFile.WriteStr(TEXT("\r\n"));
CloseLogFile();
OSMessageBoxva(format, arglist);
#if defined(_DEBUG) && defined(_WIN32)
if(bDebugBreak && OSDebuggerPresent())
ProgramBreak();
#endif
CriticalExit();
}
void STDCALL TraceCrashEnd()
{
String strStackTrace = TEXT("\r\nException Fault - Stack Trace:");
for(unsigned int i=0; i<TraceFuncList.Num(); i++)
{
if(i) strStackTrace << TEXT(" -> ");
if(!(i%10)) strStackTrace << TEXT("\r\n ");
strStackTrace << TraceFuncList[i];
}
if(TraceFuncList.Num() == MAX_STACK_TRACE)
strStackTrace << TEXT(" -> ...");
String strOut = FormattedString(TEXT("%s\r\n"), strStackTrace.Array());
OpenLogFile();
LogFile.WriteAsUTF8(strOut, strOut.Length());
LogFile.WriteAsUTF8(TEXT("\r\n"));
CloseLogFile();
OSMessageBox(TEXT("Error: Exception fault - More info in the log file.\r\n\r\nMake sure you're using the latest verison, otherwise send your log to [email protected]"));
TraceFuncList.Clear();
CriticalExit();
}
/* entry into Processor Low Power mode. */
void HCILL_Power_Lock(void)
{
int Flags = 0;
/* Enter a critical section to modify the HCILL Lock Count. */
CriticalEnter(&Flags);
++HCILL_Lock;
/* Exit the critical region. */
CriticalExit(Flags);
}
/* times. */
void HCILL_Decrement_Power_Lock(unsigned int Count)
{
int Flags = 0;
/* Enter a critical section to modify the HCILL Lock Count. */
CriticalEnter(&Flags);
if(HCILL_Lock >= Count)
HCILL_Lock -= Count;
else
HCILL_Lock = 0;
/* Exit the critical region. */
CriticalExit(Flags);
}
/* should Send HCILL_WAKEUP_IND followed by lowering RTS line. */
int HCILL_HostInitWakeup(void)
{
int Flags = 0;
int ret_val = 0;
/* Enter a critical section to modify the HCILL State. */
CriticalEnter(&Flags);
/* Only change the state machine state if we are in sleep mode. */
if(HCILL_State == hsSleep)
{
HCILL_State = hsHostInitWakeup;
ret_val = 1;
}
/* Exit the critical region. */
CriticalExit(Flags);
return (ret_val);
}
/* in are not BT HCI related characters. */
HCILL_Action_Request_t HCILL_Process_Characters(unsigned char *Buffer,int Count,unsigned int *Processed)
{
HCILL_Action_Request_t ret_val = haNone;
int Done = 0;
int Index;
int Flags;
/* Verify that the parameters seem semi-valid before continueing. */
if((Buffer) && (Count) && (Processed) && (IsHCILLCharacter(Buffer[0])))
{
/* Loop through all characters or until we have processed as many */
/* characters as possible. */
for(Index = 0; (Index < Count) && (!Done); Index++)
{
switch(Buffer[Index])
{
case HCILL_GO_TO_SLEEP_IND:
/* Enter a critical section to modify the HCILL State. */
CriticalEnter(&Flags);
/* Ignore, this except in the Awake state. */
if(HCILL_State == hsAwake)
{
/* Set that we are expecting to go to sleep. */
HCILL_State = hsWaitSendSleepAck;
/* Exit the critical region. */
CriticalExit(Flags);
/* We should only receive HCILL_GO_TO_SLEEP_IND when */
/* we awake, however we may have Type 2 collision in */
/* which case this message should be ignored. If we */
/* are in a correct state to receive it the caller */
/* should send a HCILL_GO_TO_SLEEP_ACK. */
ret_val = haSendSleepAck;
}
else
{
/* Exit the critical region. */
CriticalExit(Flags);
}
++(*Processed);
break;
case HCILL_GO_TO_SLEEP_ACK:
/* Error, controller should never send us an this */
/* because we never send HCILL_GO_TO_SLEEP_IND. */
Done = 1;
break;
case HCILL_WAKE_UP_IND:
/* Enter a critical section to modify the HCILL State. */
CriticalEnter(&Flags);
/* Handle Type 1 collisions, where the Host and */
/* Controller both trying to wake each other up. */
if(HCILL_State == hsHostInitWakeup)
{
/* Return to the Awake state. */
HCILL_State = hsAwake;
/* Exit the critical region. */
CriticalExit(Flags);
/* We do not need to wait on HCILL_WAKEUP_ACK, thus */
/* there there is nothing to do. */
ret_val = haNone;
}
else
{
/* The only other time we should receive this is when */
/* we are in the sleep state and the controller is */
/* attempting to wake us up. */
if(HCILL_State == hsControllerInitWakeup)
{
/* Exit the critical region. */
CriticalExit(Flags);
/* Tell the caller to send a Wakeup */
/* Acknowledgement. */
ret_val = haSendWakeupAck;
}
else
{
/* Exit the critical region. */
CriticalExit(Flags);
}
}
++(*Processed);
break;
case HCILL_WAKE_UP_ACK:
/* Enter a critical section to modify the HCILL State. */
CriticalEnter(&Flags);
/* We are now awake. */
HCILL_State = hsAwake;
/* Exit the critical region. */
CriticalExit(Flags);
/* Nothing to do on return, we are done. */
ret_val = haNone;
/* Credit the character as being processed. */
++(*Processed);
Done = 1;
break;
default:
/* If we do not understand the character as an HCILL */
/* Command or Acknowledgement then we are done. */
Done = 1;
break;
}
}
}
return(ret_val);
}
