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Cleanup of Asic_SetWindow

merge-requests/1/head
Jan Hauffa 2011-03-06 20:19:27 +01:00 zatwierdzone przez m. allan noah
rodzic 16485d47da
commit e7c44fe679
1 zmienionych plików z 53 dodań i 69 usunięć
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122
backend/mustek_usb2_asic.c
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@ -3353,37 +3353,29 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
unsigned short ValidPixelNumber; unsigned short ValidPixelNumber;
unsigned short wPerLineNeedBufferSize = 0;
unsigned short BytePerPixel = 0; unsigned short BytePerPixel = 0;
unsigned int dwTotal_PerLineNeedBufferSize = 0; unsigned int dwTotalLineTheBufferNeed;
unsigned int dwTotalLineTheBufferNeed = 0; unsigned short wThinkCCDResolution;
unsigned short dwTotal_CCDResolution = 1200; unsigned short wCCD_PixelNumber;
unsigned short wThinkCCDResolution = 0;
unsigned short wCCD_PixelNumber = 0;
unsigned int dwLineWidthPixel = 0;
unsigned short wNowMotorDPI;
unsigned short XRatioTypeWord; unsigned short XRatioTypeWord;
double XRatioTypeDouble; double XRatioTypeDouble;
double XRatioAdderDouble; double XRatioAdderDouble;
LLF_MOTORMOVE *lpMotorStepsTable = LLF_MOTORMOVE *lpMotorStepsTable =
(LLF_MOTORMOVE *) malloc (sizeof (LLF_MOTORMOVE)); (LLF_MOTORMOVE *) malloc (sizeof (LLF_MOTORMOVE));
SANE_Byte byDummyCycleNum = 0; SANE_Byte byDummyCycleNum;
unsigned short Total_MotorDPI; unsigned short Total_MotorDPI;
unsigned short wMultiMotorStep = 1; unsigned short wMultiMotorStep = 1;
SANE_Byte bMotorMoveType = _4_TABLE_SPACE_FOR_FULL_STEP; SANE_Byte bMotorMoveType = _4_TABLE_SPACE_FOR_FULL_STEP;
SANE_Byte byClear_Pulse_Width = 0;
unsigned int dwLinePixelReport; unsigned int dwLinePixelReport;
SANE_Byte byPHTG_PulseWidth, byPHTG_WaitWidth;
unsigned short StartSpeed, EndSpeed; unsigned short StartSpeed, EndSpeed;
LLF_CALCULATEMOTORTABLE CalMotorTable; LLF_CALCULATEMOTORTABLE CalMotorTable;
LLF_MOTOR_CURRENT_AND_PHASE CurrentPhase; LLF_MOTOR_CURRENT_AND_PHASE CurrentPhase;
LLF_RAMACCESS RamAccess; LLF_RAMACCESS RamAccess;
unsigned int dwStartAddr, dwEndAddr, dwTableBaseAddr, dwShadingTableAddr; unsigned int dwEndAddr, dwTableBaseAddr, dwShadingTableAddr;
SANE_Byte isMotorMoveToFirstLine = chip->isMotorGoToFirstLine; SANE_Byte isMotorMoveToFirstLine = chip->isMotorGoToFirstLine;
SANE_Byte isUniformSpeedToScan = chip->isUniformSpeedToScan; SANE_Byte isUniformSpeedToScan = chip->isUniformSpeedToScan;
@ -3398,9 +3390,16 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
"bScanBits=%d,wXResolution=%d,wYResolution=%d,wX=%d,wY=%d,wWidth=%d,wLength=%d\n", "bScanBits=%d,wXResolution=%d,wYResolution=%d,wX=%d,wY=%d,wWidth=%d,wLength=%d\n",
bScanBits, wXResolution, wYResolution, wX, wY, wWidth, wLength); bScanBits, wXResolution, wYResolution, wX, wY, wWidth, wLength);
if (lpMotorStepsTable == NULL)
{
DBG (DBG_ERR, "Asic_SetWindow: lpMotorStepsTable == NULL\n");
return STATUS_MEM_ERROR;
}
if (chip->firmwarestate != FS_OPENED) if (chip->firmwarestate != FS_OPENED)
{ {
DBG (DBG_ERR, "Asic_SetWindow: Scanner is not opened\n"); DBG (DBG_ERR, "Asic_SetWindow: Scanner is not opened\n");
free (lpMotorStepsTable);
return STATUS_INVAL; return STATUS_INVAL;
} }
@ -3414,39 +3413,34 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
/* dummy clock mode */ /* dummy clock mode */
Mustek_SendData (chip, 0x1CD, 0); Mustek_SendData (chip, 0x1CD, 0);
/* LED Flash */ /* LED flash */
Mustek_SendData (chip, ES01_94_PowerSaveControl, 0x27 | 64 | 128); Mustek_SendData (chip, ES01_94_PowerSaveControl, 0x27 | 64 | 128);
/* calculate byte per line */ /* calculate byte per line */
if (bScanBits > 24) if (bScanBits > 24)
{ {
wPerLineNeedBufferSize = wWidth * 6;
BytePerPixel = 6; BytePerPixel = 6;
chip->dwBytesCountPerRow = (unsigned int) (wWidth) * 6; chip->dwBytesCountPerRow = (unsigned int) wWidth * 6;
} }
else if (bScanBits == 24) else if (bScanBits == 24)
{ {
wPerLineNeedBufferSize = wWidth * 3;
BytePerPixel = 3; BytePerPixel = 3;
chip->dwBytesCountPerRow = (unsigned int) (wWidth) * 3; chip->dwBytesCountPerRow = (unsigned int) wWidth * 3;
} }
else if ((bScanBits > 8) && (bScanBits <= 16)) else if ((bScanBits > 8) && (bScanBits <= 16))
{ {
wPerLineNeedBufferSize = wWidth * 2;
BytePerPixel = 2; BytePerPixel = 2;
chip->dwBytesCountPerRow = (unsigned int) (wWidth) * 2; chip->dwBytesCountPerRow = (unsigned int) wWidth * 2;
} }
else if ((bScanBits == 8)) else if (bScanBits == 8)
{ {
wPerLineNeedBufferSize = wWidth;
BytePerPixel = 1; BytePerPixel = 1;
chip->dwBytesCountPerRow = (unsigned int) (wWidth); chip->dwBytesCountPerRow = (unsigned int) wWidth;
} }
else if ((bScanBits < 8)) else if (bScanBits < 8)
{ {
wPerLineNeedBufferSize = wWidth >> 3;
BytePerPixel = 1; BytePerPixel = 1;
chip->dwBytesCountPerRow = (unsigned int) (wWidth); chip->dwBytesCountPerRow = (unsigned int) wWidth;
} }
DBG (DBG_ASIC, "dwBytesCountPerRow = %d\n", chip->dwBytesCountPerRow); DBG (DBG_ASIC, "dwBytesCountPerRow = %d\n", chip->dwBytesCountPerRow);
@ -3513,27 +3507,23 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
} }
} }
dwTotal_PerLineNeedBufferSize = wPerLineNeedBufferSize;
dwTotalLineTheBufferNeed = wLength; dwTotalLineTheBufferNeed = wLength;
chip->Dpi = wXResolution; chip->Dpi = wXResolution;
CCDTiming (chip); CCDTiming (chip);
dwTotal_CCDResolution = SENSOR_DPI;
if (chip->lsLightSource == LS_REFLECTIVE) if (chip->lsLightSource == LS_REFLECTIVE)
{ {
if (wXResolution > (dwTotal_CCDResolution / 2)) if (wXResolution > (SENSOR_DPI / 2))
{ /* full ccd resolution 1200dpi */ { /* full ccd resolution 1200dpi */
wThinkCCDResolution = dwTotal_CCDResolution; wThinkCCDResolution = SENSOR_DPI;
Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01); Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x01); Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x01);
wCCD_PixelNumber = chip->Timing.wCCDPixelNumber_1200; wCCD_PixelNumber = chip->Timing.wCCDPixelNumber_1200;
} }
else else
{ /*600dpi */ { /* 600dpi */
wThinkCCDResolution = dwTotal_CCDResolution / 2; wThinkCCDResolution = SENSOR_DPI / 2;
Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01); Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x00); Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x00);
wCCD_PixelNumber = chip->Timing.wCCDPixelNumber_600; wCCD_PixelNumber = chip->Timing.wCCDPixelNumber_600;
@ -3541,24 +3531,22 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
} }
else else
{ {
if (wXResolution > (dwTotal_CCDResolution / 2)) if (wXResolution > (SENSOR_DPI / 2))
{ {
wThinkCCDResolution = dwTotal_CCDResolution; wThinkCCDResolution = SENSOR_DPI;
Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01); Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x01); Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x01);
wCCD_PixelNumber = TA_IMAGE_PIXELNUMBER; wCCD_PixelNumber = TA_IMAGE_PIXELNUMBER;
} }
else else
{ {
wThinkCCDResolution = dwTotal_CCDResolution / 2; wThinkCCDResolution = SENSOR_DPI / 2;
Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01); Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x00); Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x00);
wCCD_PixelNumber = TA_IMAGE_PIXELNUMBER; wCCD_PixelNumber = TA_IMAGE_PIXELNUMBER;
} }
} }
dwLineWidthPixel = wWidth;
SetLineTimeAndExposure (chip); SetLineTimeAndExposure (chip);
Mustek_SendData (chip, ES01_CB_CCDDummyCycleNumber, byDummyCycleNum); Mustek_SendData (chip, ES01_CB_CCDDummyCycleNumber, byDummyCycleNum);
@ -3566,9 +3554,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
SetLEDTime (chip); SetLEDTime (chip);
/* calculate Y ratio */
Total_MotorDPI = 1200; Total_MotorDPI = 1200;
wNowMotorDPI = Total_MotorDPI;
/* SetADConverter */ /* SetADConverter */
@ -3587,7 +3573,6 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
/* calculate X ratio */ /* calculate X ratio */
XRatioTypeDouble = wXResolution; XRatioTypeDouble = wXResolution;
XRatioTypeDouble /= wThinkCCDResolution; XRatioTypeDouble /= wThinkCCDResolution;
XRatioAdderDouble = 1 / XRatioTypeDouble;
XRatioTypeWord = (unsigned short) (XRatioTypeDouble * 32768); /* 32768 = 2^15 */ XRatioTypeWord = (unsigned short) (XRatioTypeDouble * 32768); /* 32768 = 2^15 */
XRatioAdderDouble = (double) (XRatioTypeWord) / 32768; XRatioAdderDouble = (double) (XRatioTypeWord) / 32768;
@ -3609,7 +3594,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
/* SetScanStepTable */ /* SetScanStepTable */
/*set Motor move type */ /* set motor movement type */
if (wYResolution >= 1200) if (wYResolution >= 1200)
bMotorMoveType = _8_TABLE_SPACE_FOR_1_DIV_2_STEP; bMotorMoveType = _8_TABLE_SPACE_FOR_1_DIV_2_STEP;
@ -3637,7 +3622,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
/*set white shading int and dec */ /* set white shading int and dec */
if (chip->lsLightSource == LS_REFLECTIVE) if (chip->lsLightSource == LS_REFLECTIVE)
Mustek_SendData (chip, ES01_F8_WHITE_SHADING_DATA_FORMAT, Mustek_SendData (chip, ES01_F8_WHITE_SHADING_DATA_FORMAT,
ES01_SHADING_3_INT_13_DEC); ES01_SHADING_3_INT_13_DEC);
@ -3646,29 +3631,26 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
ES01_SHADING_4_INT_12_DEC); ES01_SHADING_4_INT_12_DEC);
SetPackAddress (chip, wWidth, wX, XRatioAdderDouble, SetPackAddress (chip, wWidth, wX, XRatioAdderDouble,
XRatioTypeDouble, byClear_Pulse_Width, &ValidPixelNumber); XRatioTypeDouble, 0, &ValidPixelNumber);
SetExtraSetting (chip, wXResolution, wCCD_PixelNumber, FALSE); SetExtraSetting (chip, wXResolution, wCCD_PixelNumber, FALSE);
/* calculate line time */ /* calculate line time */
byPHTG_PulseWidth = chip->Timing.PHTG_PulseWidth; dwLinePixelReport = (2 + (chip->Timing.PHTG_PulseWidth + 1) +
byPHTG_WaitWidth = chip->Timing.PHTG_WaitWidth; (chip->Timing.PHTG_WaitWidth + 1) +
dwLinePixelReport = ((byClear_Pulse_Width + 1) * 2 +
(byPHTG_PulseWidth + 1) * (1) +
(byPHTG_WaitWidth + 1) * (1) +
(wCCD_PixelNumber + 1)) * (byDummyCycleNum + 1); (wCCD_PixelNumber + 1)) * (byDummyCycleNum + 1);
DBG (DBG_ASIC, "Motor Time = %d\n", DBG (DBG_ASIC, "Motor Time = %d\n",
(dwLinePixelReport * wYResolution / wNowMotorDPI) / wMultiMotorStep); (dwLinePixelReport * wYResolution / Total_MotorDPI) / wMultiMotorStep);
if ((dwLinePixelReport * wYResolution / wNowMotorDPI) / wMultiMotorStep > if ((dwLinePixelReport * wYResolution / Total_MotorDPI) / wMultiMotorStep >
64000) 64000)
{ {
DBG (DBG_ASIC, "Motor Time Over Flow !!!\n"); DBG (DBG_ASIC, "Motor Time overflow!\n");
} }
EndSpeed = EndSpeed =
(unsigned short) ((dwLinePixelReport * wYResolution / wNowMotorDPI) / (unsigned short) ((dwLinePixelReport * wYResolution / Total_MotorDPI) /
wMultiMotorStep); wMultiMotorStep);
SetMotorStepTable (chip, lpMotorStepsTable, wY, dwTotalLineTheBufferNeed * wNowMotorDPI / wYResolution * wMultiMotorStep, wYResolution); /*modified by Chester 92/04/08 */ SetMotorStepTable (chip, lpMotorStepsTable, wY, dwTotalLineTheBufferNeed * Total_MotorDPI / wYResolution * wMultiMotorStep, wYResolution); /*modified by Chester 92/04/08 */
if (EndSpeed >= 20000) if (EndSpeed >= 20000)
@ -3703,6 +3685,12 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
Mustek_SendData (chip, ES01_FE_MotorFixedspeedMSB, HIBYTE (EndSpeed)); Mustek_SendData (chip, ES01_FE_MotorFixedspeedMSB, HIBYTE (EndSpeed));
lpMotorTable = (unsigned short *) malloc (512 * 8 * 2); lpMotorTable = (unsigned short *) malloc (512 * 8 * 2);
if (lpMotorTable == NULL)
{
DBG (DBG_ERR, "Asic_SetWindow: lpMotorTable == NULL\n");
free (lpMotorStepsTable);
return STATUS_MEM_ERROR;
}
memset (lpMotorTable, 0, 512 * 8 * sizeof (unsigned short)); memset (lpMotorTable, 0, 512 * 8 * sizeof (unsigned short));
CalMotorTable.StartSpeed = StartSpeed; CalMotorTable.StartSpeed = StartSpeed;
@ -3728,13 +3716,11 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
RealTableSize = 512 * 8; RealTableSize = 512 * 8;
dwTableBaseAddr = PackAreaStartAddress - RealTableSize; dwTableBaseAddr = PackAreaStartAddress - RealTableSize;
dwStartAddr = dwTableBaseAddr;
RamAccess.ReadWrite = WRITE_RAM; RamAccess.ReadWrite = WRITE_RAM;
RamAccess.IsOnChipGamma = EXTERNAL_RAM; RamAccess.IsOnChipGamma = EXTERNAL_RAM;
RamAccess.DramDelayTime = SDRAMCLK_DELAY_12_ns; RamAccess.DramDelayTime = SDRAMCLK_DELAY_12_ns;
RamAccess.LoStartAddress = (unsigned short) (dwStartAddr); RamAccess.LoStartAddress = (unsigned short) (dwTableBaseAddr);
RamAccess.HiStartAddress = (unsigned short) (dwStartAddr >> 16); RamAccess.HiStartAddress = (unsigned short) (dwTableBaseAddr >> 16);
RamAccess.RwSize = RealTableSize * 2; RamAccess.RwSize = RealTableSize * 2;
RamAccess.BufferPtr = (SANE_Byte *) lpMotorTable; RamAccess.BufferPtr = (SANE_Byte *) lpMotorTable;
LLFRamAccess (chip, &RamAccess); LLFRamAccess (chip, &RamAccess);
@ -3747,8 +3733,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
(SANE_Byte) (dwTableBaseAddr >> TABLE_OFFSET_BASE)); (SANE_Byte) (dwTableBaseAddr >> TABLE_OFFSET_BASE));
/* set address and shading table */ /* set image buffer range and write shading table */
/*set image buffer range and write shading table */
RealTableSize = RealTableSize =
(ACC_DEC_STEP_TABLE_SIZE * NUM_OF_ACC_DEC_STEP_TABLE) + (ACC_DEC_STEP_TABLE_SIZE * NUM_OF_ACC_DEC_STEP_TABLE) +
ShadingTableSize (ValidPixelNumber); ShadingTableSize (ValidPixelNumber);
@ -3757,7 +3742,6 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
(((RealTableSize + (((RealTableSize +
(TABLE_BASE_SIZE - 1)) >> TABLE_OFFSET_BASE) << TABLE_OFFSET_BASE); (TABLE_BASE_SIZE - 1)) >> TABLE_OFFSET_BASE) << TABLE_OFFSET_BASE);
dwEndAddr = dwShadingTableAddr - 1; dwEndAddr = dwShadingTableAddr - 1;
dwStartAddr = dwShadingTableAddr;
if (wXResolution > 600) if (wXResolution > 600)
dbXRatioAdderDouble = 1200 / wXResolution; dbXRatioAdderDouble = 1200 / wXResolution;
@ -3767,28 +3751,28 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
RamAccess.ReadWrite = WRITE_RAM; RamAccess.ReadWrite = WRITE_RAM;
RamAccess.IsOnChipGamma = EXTERNAL_RAM; RamAccess.IsOnChipGamma = EXTERNAL_RAM;
RamAccess.DramDelayTime = SDRAMCLK_DELAY_12_ns; RamAccess.DramDelayTime = SDRAMCLK_DELAY_12_ns;
RamAccess.LoStartAddress = (unsigned short) (dwStartAddr); RamAccess.LoStartAddress = (unsigned short) (dwShadingTableAddr);
RamAccess.HiStartAddress = (unsigned short) (dwStartAddr >> 16); RamAccess.HiStartAddress = (unsigned short) (dwShadingTableAddr >> 16);
RamAccess.RwSize = RamAccess.RwSize =
ShadingTableSize ((int) ((wWidth + 4) * dbXRatioAdderDouble)) * ShadingTableSize ((int) ((wWidth + 4) * dbXRatioAdderDouble)) *
sizeof (unsigned short); sizeof (unsigned short);
RamAccess.BufferPtr = (SANE_Byte *) chip->lpShadingTable; RamAccess.BufferPtr = (SANE_Byte *) chip->lpShadingTable;
LLFRamAccess (chip, &RamAccess); LLFRamAccess (chip, &RamAccess);
/*tell scan chip the shading table address, unit is 2^15 bytes(2^14 word) */ /* tell scan chip the shading table address, unit is 2^15 bytes (2^14 words) */
Mustek_SendData (chip, ES01_9B_ShadingTableAddrA14_A21, Mustek_SendData (chip, ES01_9B_ShadingTableAddrA14_A21,
(SANE_Byte) (dwShadingTableAddr >> TABLE_OFFSET_BASE)); (SANE_Byte) (dwShadingTableAddr >> TABLE_OFFSET_BASE));
/*empty bank */ /* empty bank */
Mustek_SendData (chip, ES01_FB_BufferEmptySize16WordLSB, Mustek_SendData (chip, ES01_FB_BufferEmptySize16WordLSB,
LOBYTE (WaitBufferOneLineSize >> (7 - 3))); LOBYTE (WaitBufferOneLineSize >> (7 - 3)));
Mustek_SendData (chip, ES01_FC_BufferEmptySize16WordMSB, Mustek_SendData (chip, ES01_FC_BufferEmptySize16WordMSB,
HIBYTE (WaitBufferOneLineSize >> (7 - 3))); HIBYTE (WaitBufferOneLineSize >> (7 - 3)));
/*full bank */ /* full bank */
wFullBank = wFullBank =
(unsigned short) ((dwEndAddr - (unsigned short) ((dwEndAddr -
(((dwLineWidthPixel * BytePerPixel) / 2) * 3 * 1)) / BANK_SIZE); (((wWidth * BytePerPixel) / 2) * 3 * 1)) / BANK_SIZE);
Mustek_SendData (chip, ES01_F9_BufferFullSize16WordLSB, LOBYTE (wFullBank)); Mustek_SendData (chip, ES01_F9_BufferFullSize16WordLSB, LOBYTE (wFullBank));
Mustek_SendData (chip, ES01_FA_BufferFullSize16WordMSB, HIBYTE (wFullBank)); Mustek_SendData (chip, ES01_FA_BufferFullSize16WordMSB, HIBYTE (wFullBank));