sent.cpp File Reference

Functions
static	MAILBOX_DECL (sent_mb, sent_mb_buffer, SENT_MB_SIZE)
static	THD_WORKING_AREA (waSentDecoderThread, 256)
void	SENT_ISR_Handler (uint8_t channel, uint16_t clocks, uint8_t flags)
static void	SentDecoderThread (void *)
static void	printSentInfo ()
float	getSentValue (SentInput input)
int	getSentValues (SentInput input, uint16_t *sig0, uint16_t *sig1)
void	initSent (void)

Variables
static sent_channel	channels [SENT_CHANNELS_NUM]
static msg_t	sent_mb_buffer [SENT_MB_SIZE]

Function Documentation

getSentValue()

float getSentValue

(

SentInput

input

)

Definition at line 135 of file sent.cpp.

                                    {
    size_t index = static_cast<size_t>(input) - static_cast<size_t>(SentInput::INPUT1);
 
    if (index < SENT_CHANNELS_NUM) {
        uint16_t sig0, sig1;
        sent_channel &channel = channels[index];
 
        if (channel.GetSignals(NULL, &sig0, &sig1) == 0) {
 
            // GM sig0 + sig1 == 0xfff but Ford does not
            /* scale to 0.0 .. 1.0 */
            return sig0;
        }
    }
 
    return NAN;
}

Referenced by configureRusefiLuaHooks(), and sentTpsDecode().

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getSentValues()

int getSentValues	(	SentInput	input,
		uint16_t *	sig0,
		uint16_t *	sig1
	)

Definition at line 153 of file sent.cpp.

                                                                   {
    size_t index = static_cast<size_t>(input) - static_cast<size_t>(SentInput::INPUT1);
 
    if (index < SENT_CHANNELS_NUM) {
        sent_channel &channel = channels[index];
 
        return channel.GetSignals(NULL, sig0, sig1);
    }
 
    /* invalid channel */
    return -1;
}

Referenced by configureRusefiLuaHooks(), and sentPressureDecode().

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initSent()

void initSent

(

void

)

Definition at line 167 of file sent.cpp.

                    {
    /* init interval mailbox */
    chMBObjectInit(&sent_mb, sent_mb_buffer, SENT_MB_SIZE);
 
    chThdCreateStatic(waSentDecoderThread, sizeof(waSentDecoderThread), NORMALPRIO, SentDecoderThread, nullptr);
 
    /* Start HW layer */
    startSent();
 
    addConsoleAction("sentinfo", &printSentInfo);
}

Referenced by initHardware().

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MAILBOX_DECL()

static MAILBOX_DECL ( sent_mb  , sent_mb_buffer  , SENT_MB_SIZE    )

static

printSentInfo()

static void printSentInfo ( )

static

Definition at line 122 of file sent.cpp.

                            {
    for (int i = 0; i < SENT_CHANNELS_NUM; i++) {
        sent_channel &channel = channels[i];
 
        const char * pinName = getBoardSpecificPinName(engineConfiguration->sentInputPins[i]);
        efiPrintf("---- SENT input %d ---- on %s", i + 1, pinName);
        channel.Info();
        efiPrintf("--------------------");
    }
}

Referenced by initSent().

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SENT_ISR_Handler()

void SENT_ISR_Handler	(	uint8_t	channel,
		uint16_t	clocks,
		uint8_t	flags
	)

Definition at line 73 of file sent.cpp.

                                                                       {
    /* encode to fit msg_t */
    msg_t msg = (flags << 24) | (channel << 16) | clocks;
 
    /* called from ISR */
    chSysLockFromISR();
    chMBPostI(&sent_mb, msg);
    chSysUnlockFromISR();
}

Referenced by icuperiodcb().

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SentDecoderThread()

static void SentDecoderThread ( void *  )

static

Definition at line 83 of file sent.cpp.

                                     {
    while (true) {
        msg_t ret;
        msg_t msg;
 
        ret = chMBFetchTimeout(&sent_mb, &msg, TIME_INFINITE);
 
        if (ret == MSG_OK) {
            uint16_t tick = msg & 0xffff;
            uint8_t n = (msg >> 16) & 0xff;
            uint8_t flags = (msg >> 24) & 0xff;
 
            if (n < SENT_CHANNELS_NUM) {
                sent_channel &channel = channels[n];
 
                if (channel.Decoder(tick, flags) > 0) {
                    /* report only for first channel */
                    if (n == 0) {
                        uint16_t sig0, sig1;
                        channel.GetSignals(NULL, &sig0, &sig1);
                        engine->sent_state.value0 = sig0;
                        engine->sent_state.value1 = sig1;
 
                        #if SENT_STATISTIC_COUNTERS
                            engine->sent_state.errorRate = 100.0 * channel.statistic.getErrorRate();
                        #endif // SENT_STATISTIC_COUNTERS
                    }
 
                    SentInput input = static_cast<SentInput>((size_t)SentInput::INPUT1 + n);
                    /* Call high level decoder from here */
                    /* TODO: implemnet subscribers, like it is done for ADC */
                    sentTpsDecode(input);
                    sentPressureDecode(input);
                }
            }
        }
    }
}

Referenced by initSent().

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THD_WORKING_AREA()

static THD_WORKING_AREA ( waSentDecoderThread  , 256    )

static

Variable Documentation

channels

sent_channel channels[SENT_CHANNELS_NUM]

static

Definition at line 25 of file sent.cpp.

Referenced by getSentValue(), getSentValues(), printSentInfo(), and SentDecoderThread().

sent_mb_buffer

msg_t sent_mb_buffer[SENT_MB_SIZE]

static

Definition at line 68 of file sent.cpp.

Referenced by initSent().

Go to the source code of this file.