polling.c

C语言编写的监控中心终端程序。基于GPRS上传收发数据功能

#include "stdlib.h"
#include "regmap.h"
#include "config.h"
#include "global.h"
#include "memmap.h"
#include "avd.h"
#include "util.h"
#include "stc.h"
#include "audio.h"
#include "cd.h"
#include "cddsp.h"
#include "ringbuf.h"
#include "dsa.h"
#include "sig.h"
#include "func.h"
#include "hwsetup.h"
#include "iop.h"
#include "gpio.h"
#include "osd.h"
#include "set.h"
#include "servo.h"
#include "avapi.h"
#include "dma.h"
#include "cdfunc.h"
#include "ircmd.h"
#include "cpu.h"
#include "uart.h"

/*
static BYTE		TimeCounter = 0;	// ChenFu Test
*/

int polling_timeout()
{
    if (timeout_playback) {
	if ((get_rtc() >> 4) > timeout_playback) {
	    if (GetIntrMask() & INTR_TIMEOUT) {
		SetIntrFlag(GetIntrFlag() | INTR_TIMEOUT);
	    }
	    AVD_SetMediaTimeout();
	    timeout_playback = 0;
	}
    }
    return 0;
}

int polling(void)
{
    UINT32		diff;
    UINT32		timenow;

    timenow = regs0->stc_15_0;
    diff = timenow ^ stc_polling;
    stc_polling = timenow;

#ifndef SUPPORT_COMBO
//  polling_dsat(0);
#endif
#ifndef UNIX
    if ((diff & 0x0000fff8) == 0)
	return 0;		/* mask by 0xffe0 */
#endif

#ifndef SUPPORT_COMBO
//  polling_dsar(0);
#endif

#ifndef EMU_DEMO_BOARD
    if (!(regs0->stamp & (1 << 14))) {		/* for power down */
	/* kevinlu 2002.5.6 */
	for (timenow = 0; timenow < 5; timenow++) {
	    if (regs0->stamp & (1 << 14))
		break;
	    else if (timenow == 4) {
		int	i;

#ifdef SUPPORT_DISCMAN
		GPIO_O_SET(11, 1);
#else
		GPIO_O_SET(38, 1);
#endif

//		reset system
		while (1) {
		    regs0->reset = 0x01;
		    for (i = 0; i < 0xfffff; i++);
		}
	    }
	}
	return 0;
    }
#endif

    /* filter-entry (32 * 90kHz) */
#ifndef UNIX
    if ((diff & 0x0000ffe0) == 0)
	return 0;		/* mask by 0xffe0 */
#endif

#ifdef SUPPORT_EPP_DBG
    polling_epp();
#endif

    if ((!IsRPicStart && IsVPicEnd) || (GetIntrFlag() & INTR_TRACK_CHANGE)) {
	if (GetIntrMask() & INTR_TIMEOUT) {
	    polling_timeout();
	    if (IsAVDMediaTimeout()) {
		AVD_SetMediaInterrupt();
		if ((sys_cmd == 0) && (timeout_playback == 0))
		    PostCommand(CMD_FUNC | CMD_FUNC_TIMEOUT);
	    }
	}
    }

    if (do_dec_video()) {	/* try decoding video frame */
#if SUPPORT_OGT
//	polling_ogt();
#endif
    }

#if 0
    PollingUartRecv();
#endif
#ifdef SUPPORT_DSA_DEVICE
    PollingDSA();
#endif
#ifdef SUPPORT_BUS_DEVICE
    PollingBUS();
#endif
#ifdef SUPPORT_WINBOND_VOICE
    PollingVoice();
#endif
#ifdef SUPPORT_TOUCH_SCREEN
    PollingTouchScreen();
#endif
#ifdef SUPPORT_TAXI_FUNCTION
    PollingTaxiACC();
#endif

    /* Timer check   */

    /* 1 ms polling intrval */
    if (TimeUp_1MS()) {
        /* 10 ms polling intrval */
	if (TimeUp_10MS()) {
	    Clr_Timer_10MS();

	    SystemTimer10mS();
#ifdef SUPPORT_DSA_DEVICE
	    DSATimer10mS();
#endif
#ifdef SUPPORT_BUS_DEVICE
	    BUSTimer10mS();
#endif
#ifdef SUPPORT_VOICE
	    VoiceTimer10mS();
#endif
#ifdef SUPPORT_DBUS_FUNCTION
	    DBusTimer10mS();
#endif
#ifdef SUPPORT_WATCH_DOG
	    PollingWatchDog();
#endif

	    if (!(Timer10mS % 4)) {
		polling_ir();
	    }

	    if (!(Timer10mS % 10)) {
		GraphTimer100mS();
#if defined(SUPPORT_GPS_TR2000)	|| defined(SUPPORT_GPS_MOSUSS)
		HostTimer100mS();
#endif
#ifdef SUPPORT_GPRS_FUNCTION
		GSMTimer100mS();
#endif
#ifdef SUPPORT_DBUS_FUNCTION
		DBusMenuTimer100mS();
#endif
	    }

	    Timer10mS++;
	    if (Timer10mS >= 100) {
		Timer10mS = 0;
//		TimeCounter++;
//		psprintf(LineBuffer, "Timer : %02x", TimeCounter);
//		MenuPrintMessage(1);

		OSDTimer1S();

#ifdef SUPPORT_GPS_FUNCTION
		NavigationTimer1S();
#endif
#ifdef TEST_DRAM_BUFFER
		TestDramBuffer();
#endif
#ifdef TEST_UART_BUFFER
		psprintf(LineBuffer, "TEST UART : %02x%02x-%02x-%02x",
				  UART_DIV_H, UART_DIV_L,
				  UartSend_rp, UartSend_wp);
		MenuPrintMessage(2);
#endif
#ifdef TEST_GPIO_OUTPUT
		TestOutputGPIO();
#endif
#ifdef SUPPORT_TOUCH_SCREEN
		TouchStartTimer();
#endif
	    }
	}

	PollingUartSend();

#ifdef SUPPORT_DSA_DEVICE
	if (DSABitTimer)		DSABitTimer--;
	PollingDSAComm();
#endif
#ifdef SUPPORT_BUS_DEVICE
	if (BUSBitTimer)		BUSBitTimer--;
	PollingBUSComm();
#endif
#ifdef SUPPORT_VCD_HOST
	PollingVCDComm();
#endif

	Clr_Timer_1MS();
    }

    return 0;
}

void polling_Qtable(void)
{
    UINT16		qmx0_data,qmx1_data,qmx2_data,qmx3_data;

    regs0->qmx_par = (0 << 14) | (0 << 8) | 0;	qmx0_data = regs0->qmx_par;
    regs0->qmx_par = (1 << 14) | (0 << 8) | 0;	qmx1_data = regs0->qmx_par;
    regs0->qmx_par = (2 << 14) | (0 << 8) | 0;	qmx2_data = regs0->qmx_par;
    regs0->qmx_par = (3 << 14) | (0 << 8) | 0;	qmx3_data = regs0->qmx_par;

//  psprintf(linebuf, "q=%04x\n", qmx0_data);
//  epp_write_wait(linebuf);
//  psprintf(linebuf, "qtable_data=%04x\n", qtable0_data);
//  epp_write_wait(linebuf);

    if ((qmx0_data != qtable0_data) || (qmx1_data != qtable1_data) ||
	(qmx2_data != qtable2_data) || (qmx3_data != qtable3_data)) {
	quant_load_seq = 0x0f;
    }
}