bool ApplicationCommandTarget::isCommandActive (const CommandID commandID)
{
ApplicationCommandInfo info (commandID);
info.flags = ApplicationCommandInfo::isDisabled;
getCommandInfo (commandID, info);
return (info.flags & ApplicationCommandInfo::isDisabled) == 0;
}
void NANDController::communicate()
{
/**************************************************************************************
* Read Signals
**************************************************************************************/
for(int i=0; i<NUM_BANKS; i++) {
RBn[i] = flash_RBn_SSlave[i];
}
/* When all banks are idle, set MON_CHABANKIDLE. */
bool allIdle = true;
for(int i=0; ( i<NUM_BANKS ) && allIdle; i++) {
allIdle = getRegister(BSP_FSM(i)) == BS_IDLE;
}
if(allIdle && getRegister(WR_STAT) == WR_STAT_IDLE) {
setRegister(MON_CHABANKIDLE, 0);
}
/**************************************************************************************
* If Issue flag is on, Execute command
**************************************************************************************/
if(getRegister(FCP_ISSUE) == ISSUE_ENABLE)
{
printf( "Command ISSUED\n");
if(getRegister(WR_STAT) == WR_STAT_BUSY) {
printf( "Waiting Room is Busy, ignore this command\n");
}
else
{
getCommandInfo();
//The Banks FSM is already running.
if(getRegister(BSP_FSM(curFCPCommand.bank)) != BS_IDLE)
{
printf( "%d Bank is busy, put this command into WR\n", curFCPCommand.bank);
//Active Wating Room.
setRegister(WR_BANK, curFCPCommand.bank);
setRegister(WR_STAT, WR_STAT_BUSY);
}
else {
issueCommandToBank(curFCPCommand.bank);
bIssued[curFCPCommand.bank] = true;
}
//set some banks are non-idle.
setRegister(MON_CHABANKIDLE, 1);
}
//Clear ISSUE register
setRegister(FCP_ISSUE, ISSUE_DISABLE);
}
/**************************************************************************************
* The bank that has next command in WR will be IDLE state, Issue the command.
**************************************************************************************/
int wrBank = getRegister(WR_BANK);
if( getRegister(WR_STAT) == WR_STAT_BUSY &&
NextStateOfBanks[wrBank] == BS_IDLE)
{
printf( "%d Bank become IDLE, issue CMD to %d Bank from WR\n", wrBank, wrBank);
issueCommandToBank(wrBank);
bIssued[wrBank] = true;
setRegister(WR_STAT, WR_STAT_IDLE);
}
/**************************************************************************************
* Banks FSM
**************************************************************************************/
for(int i=0; i<NUM_BANKS; i++)
{
if(bIssued[i]) {
runCommand(i);
bIssued[i] = false;
}
combinationalLogicBankFSM(i);
}
/**************************************************************************************
* Send Drive
**************************************************************************************/
// Send(drive) all the signals set in previous update()
//ahb_m0_mpms->sendDrive();
// Send(drive) all the signals set in previous update()
//ahb_m1_mpms->sendDrive();
// Send(drive) all the signals set in previous update()
//ahb_s0_spss->sendDrive();
}
