📄 image_sensor.c
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/*****************************************************************************
* Copyright Statement: GC0306 drv V1.1.7
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of UNISCOPE Inc. (C) 2005
*
*****************************************************************************/
/*============================================================================
*
* $CVSHeader: P_U25U26_06B_V30/codes/06BW0712MP_1_U26_06B_V30_gprs_MMI/custom/drv/yuv_sensor/0306/image_sensor.c,v 1.1 2007/05/17 07:11:47 baiyanjun Exp $
*
* $Id: image_sensor.c,v 1.1 2007/05/17 07:11:47 baiyanjun Exp $
*
* $Date: 2007/05/17 07:11:47 $
*
* $Name: 1.1 $
*
* $Locker$
*
* $Revision: 1.1 $
*
* $State: Exp $
*
* HISTORY
* Below this line, this part is controlled by CVS. DO NOT MODIFY!!
*----------------------------------------------------------------------------
* $Log: image_sensor.c,v $
* Revision 1.1 2007/05/17 07:11:47 baiyanjun
* UNI@baiyanjun_20070517 15:10:01 MTK U25 U26 06B V30 version
*
*
*----------------------------------------------------------------------------
* Upper this line, this part is controlled by CVS. DO NOT MODIFY!!
*============================================================================
****************************************************************************/
/*****************************************************************************
* Copyright Statement:
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of MediaTek Inc. (C) 2005
*
* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/
/*****************************************************************************
*
* Filename:
* ---------
* image_sensor.c
*
* Project:
* --------
* Maui_sw
*
* Description:
* ------------
* Image sensor driver function
*
* Author:
* -------
* -------
*
*============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
*
*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*============================================================================
****************************************************************************/
#include "drv_comm.h"
#include "IntrCtrl.h"
#include "reg_base.h"
#include "gpio_sw.h"
#include "sccb.h"
#include "isp_if.h"
#include "image_sensor.h"
#include "camera_para.h"
#include "upll_ctrl.h"
#include "med_api.h"
/* Global Valuable */
SensorInfo g_CCT_MainSensor=OV7660_OMNIVISION;
#if defined(SENSOR_ROTATE_0)
kal_uint8 g_CCT_FirstGrabColor=BAYER_R;
#else
kal_uint8 g_CCT_FirstGrabColor=BAYER_Gb;
#endif
kal_uint8 start_grab_x_offset=0, start_grab_y_offset=0;
kal_bool gVGAmode=KAL_TRUE, sensor_night_mode=KAL_FALSE, MPEG4_encode_mode=KAL_FALSE, g_bMJPEG_mode = KAL_FALSE;
kal_uint8 normal_gain=0, night_gain=SENSOR_NIGHT_MODE_GAIN;
kal_uint8 preview_pclk_division=0, capture_pclk_division=0;
kal_uint16 dummy_pixels=0, dummy_lines=0, extra_exposure_lines=0;
kal_uint16 exposure_lines=0,w_blank=0,h_blank=0;
kal_uint16 sensor_global_gain=BASEGAIN, sensor_gain_base=0x0;
/* Debug Message, Don't Care */
kal_uint16 sensor_frame_rate;
kal_bool gfirst=KAL_TRUE;
/* MAX/MIN Explosure Lines Used By AE Algorithm */
kal_uint16 MAX_EXPOSURE_LINES=(PIXEL_CLK/MIN_FRAME_RATE)/VGA_PERIOD_PIXEL_NUMS;
kal_uint8 MIN_EXPOSURE_LINES=1;
/* Parameter For Engineer mode function */
kal_uint32 FAC_SENSOR_REG;
/* Image Sensor ID */
kal_uint16 sensor_id=0;
kal_bool sensor_cap_state=KAL_FALSE;
#ifndef HW_SCCB
void Delay()
{
kal_uint32 delay;
for (delay =0;delay <SENSOR_I2C_DELAY;delay++) {}
}
void Delayms(kal_uint32 ms)
{
kal_uint32 delay;
for (delay =0;delay <5000*ms;delay++) {}
}
void SCCB_send_byte(kal_uint8 send_byte)
{
volatile signed char i;
volatile kal_uint32 j;
Delay();
for (i=7;i>=0;i--)
{ /* data bit 7~0 */
if (send_byte & (1<<i))
{
SET_SCCB_DATA_HIGH;
}
else
{
SET_SCCB_DATA_LOW;
}
Delay();
SET_SCCB_CLK_HIGH;
Delay();
SET_SCCB_CLK_LOW;
Delay();
}
/* don't care bit, 9th bit */
SET_SCCB_DATA_INPUT;
Delay();
SET_SCCB_CLK_HIGH;
//chris add more delay and check ACK
Delay();
/* Delay();
Delay();
Delay();
if( GET_SCCB_DATA_BIT)
kal_prompt_trace(MOD_MMI,"chris, slave send NACK");
else
kal_prompt_trace(MOD_MMI,"chris, slave send ACK");
Delay();*/
SET_SCCB_CLK_LOW;
SET_SCCB_DATA_OUTPUT;
SET_SCCB_DATA_LOW;
// SET_SCCB_DATA_HIGH;
} /* SCCB_send_byte() */
kal_uint8 SCCB_get_byte(void)
{
volatile signed char i;
volatile kal_uint32 j;
kal_uint8 get_byte=0;
SET_SCCB_DATA_INPUT;
for (i=7;i>=0;i--)
{ /* data bit 7~0 */
SET_SCCB_CLK_HIGH;
for(j=0;j<SENSOR_I2C_DELAY;j++);
if (GET_SCCB_DATA_BIT)
get_byte |= (1<<i);
kal_prompt_trace(MOD_MMI,"chris, got bit %d is %d", i, GET_SCCB_DATA_BIT);
for(j=0;j<SENSOR_I2C_DELAY;j++);
SET_SCCB_CLK_LOW;
for(j=0;j<SENSOR_I2C_DELAY;j++);
}
/* don't care bit, 9th bit */
SET_SCCB_DATA_OUTPUT;
//send NACK to slave
SET_SCCB_DATA_HIGH; //SET_SCCB_DATA_HIGH
for(j=0;j<SENSOR_I2C_DELAY;j++);
SET_SCCB_CLK_HIGH;
for(j=0;j<SENSOR_I2C_DELAY;j++);
SET_SCCB_CLK_LOW;
for(j=0;j<SENSOR_I2C_DELAY;j++);
return get_byte;
} /* SCCB_get_byte() */
#endif
void write_cmos_sensor(kal_uint32 addr, kal_uint32 para)
{
volatile kal_uint32 i,j;
kal_prompt_trace(MOD_MMI,"chris, enter write_cmos_sensor, addr=%x, para=%x",addr,para);
#ifdef HW_SCCB
SET_SCCB_DATA_LENGTH(3);
ENABLE_SCCB;
REG_SCCB_DATA = OV9650_WRITE_ID | SCCB_DATA_REG_ID_ADDRESS;
REG_SCCB_DATA = addr;
REG_SCCB_DATA = para;
while (SCCB_IS_WRITTING) {};
#else
I2C_START_TRANSMISSION;
for(j=0;j<SENSOR_I2C_DELAY;j++);
SCCB_send_byte(OV9650_WRITE_ID);
for(j=0;j<SENSOR_I2C_DELAY;j++);
SCCB_send_byte(addr);
for(j=0;j<SENSOR_I2C_DELAY;j++);
SCCB_send_byte(para);
I2C_STOP_TRANSMISSION;
#endif /* HW_SCCB */
kal_prompt_trace(MOD_MMI,"chris, finish write_cmos_sensor");
} /* write_cmos_sensor() */
kal_uint32 read_cmos_sensor(kal_uint32 addr)
{
volatile kal_uint32 j;
kal_uint8 get_byte = 0;
kal_prompt_trace(MOD_MMI,"chris, enter read_cmos_sensor, addr=%x",addr);
#ifdef HW_SCCB
SET_SCCB_DATA_LENGTH(2);
ENABLE_SCCB;
REG_SCCB_DATA = OV9650_WRITE_ID | SCCB_DATA_REG_ID_ADDRESS;
REG_SCCB_DATA = addr;
while (SCCB_IS_WRITTING) {};
ENABLE_SCCB;
REG_SCCB_DATA = OV9650_READ_ID | SCCB_DATA_REG_ID_ADDRESS;
REG_SCCB_DATA = 0;
while (SCCB_IS_READING) {};
get_byte = REG_SCCB_READ_DATA & 0xFF;
#else
I2C_START_TRANSMISSION;
for(j=0;j<SENSOR_I2C_DELAY;j++);
kal_prompt_trace(MOD_MMI,"chris, send OV9650_WRITE_ID");
SCCB_send_byte(OV9650_WRITE_ID);
for(j=0;j<SENSOR_I2C_DELAY;j++);
kal_prompt_trace(MOD_MMI,"chris, send addr is %x", addr);
SCCB_send_byte(addr);
for(j=0;j<SENSOR_I2C_DELAY;j++);
//I2C_STOP_TRANSMISSION;
//for(j=0;j<SENSOR_I2C_DELAY;j++);
I2C_START_TRANSMISSION;
for(j=0;j<SENSOR_I2C_DELAY;j++);
kal_prompt_trace(MOD_MMI,"chris, send OV9650_READ_ID");
SCCB_send_byte(OV9650_READ_ID);
for(j=0;j<SENSOR_I2C_DELAY;j++);
get_byte = SCCB_get_byte();
for(j=0;j<SENSOR_I2C_DELAY;j++);
I2C_STOP_TRANSMISSION;
//more stop, chris
for(j=0;j<SENSOR_I2C_DELAY;j++);
I2C_STOP_TRANSMISSION;
#endif
kal_prompt_trace(MOD_MMI,"chris, finish read_cmos_sensor");
return get_byte;
} /* read_cmos_sensor() */
void write_GC0306_shutter(kal_uint16 shutter)
{
write_cmos_sensor(0x03, shutter/256);
write_cmos_sensor(0x04, shutter & 0x00ff);
} /* write_GC0306_shutter */
kal_uint16 read_GC0306_shutter(void)
{
kal_uint16 shutter;
shutter= (read_cmos_sensor(0x03)<<8 )|( read_cmos_sensor(0x04)&0xff);
return shutter;
} /* read_GC0306_shutter */
#if 0
void write_OV0306_gain(kal_uint16 gain)
{
kal_uint16 temp_reg;
if(gain>=1*BASEGAIN && gain<2*BASEGAIN)
{
sensor_global_gain=gain&(~0x11);
temp_reg=(sensor_global_gain-1*BASEGAIN)/4;
}
else if(gain>=2*BASEGAIN && gain<4*BASEGAIN)
{
sensor_global_gain=2*BASEGAIN;
temp_reg=0x10;
}
else if(gain>=4*BASEGAIN && gain<8*BASEGAIN)
{
sensor_global_gain=4*BASEGAIN;
temp_reg=0x30;
}
else if(gain>=8*BASEGAIN && gain<16*BASEGAIN)
{
sensor_global_gain=8*BASEGAIN;
temp_reg=0x70;
}
else if(gain>=16*BASEGAIN)
{
sensor_global_gain=16*BASEGAIN;
temp_reg=0xF0;
}
else
ASSERT(0);
} /* write_GC0306_gain */
kal_uint16 read_GC0306_gain(void)
{
kal_uint8 sensor_gain;
kal_uint16 temp_reg;
sensor_gain=read_cmos_sensor(0x00);
temp_reg=(BASEGAIN+((sensor_gain&0x1F)*BASEGAIN)/16);
if(sensor_gain&0x20)
temp_reg<<=1;
else if(sensor_gain&0x40)
temp_reg<<=1;
else if(sensor_gain&0x80)
temp_reg<<=1;
return BASEGAIN;//temp_reg;
} /* read_GC0306_gain */
#endif
void set_GC0306_dummy(kal_uint16 pixels, kal_uint16 lines)
{
write_cmos_sensor(0x01,72+pixels); //added by mengmei
write_cmos_sensor(0x02,34+lines);
//write_cmos_sensor(0x0b, pixels%255);
//write_cmos_sensor(0x0c, pixels/255);
} /* set_GC0306_dummy */
/*************************************************************************
* FUNCTION
* config_GC0306_window
*
* DESCRIPTION
* This function config the hardware window of GC0306 for getting specified
* data of that window.
*
* PARAMETERS
* start_x : start column of the interested window
* start_y : start row of the interested window
* width : column widht of the itnerested window
* height : row depth of the itnerested window
*
* RETURNS
* the data that read from GC0306
*
* GLOBALS AFFECTED
*
*************************************************************************/
void config_GC0306_window(kal_uint16 startx,kal_uint16 starty,kal_uint16 width, kal_uint16 height)
{
} /* set_GC0306_dummy */
void Delay1(kal_uint16 time)
{
kal_uint32 delay;
for (delay =0;delay <time*100;delay++) {}
}
#ifdef __DUAL_CAMERA_SUPPORT__
extern kal_bool isSelfCaptureOn;
#define MODULE_CMPDN_PIN (3) //default camera pin
#define MODULE_CMPDN_PIN_2 (11) //self capture camera pin
#define MODULE_RESET_PIN (10)
void dual_camera_switch(void)
{
kal_uint16 reg_val=0;
GPIO_ModeSetup(MODULE_RESET_PIN, 0);
GPIO_WriteIO(0, MODULE_RESET_PIN);
//Delay1(10000);
Delayms(5);// 80
GPIO_ModeSetup(MODULE_RESET_PIN, 0);
GPIO_WriteIO(1, MODULE_RESET_PIN);
if(isSelfCaptureOn) //self capture active
{
// open #1, close #2
GPIO_ModeSetup(MODULE_CMPDN_PIN, 0);
GPIO_WriteIO(1, MODULE_CMPDN_PIN); // close #1
GPIO_ModeSetup(MODULE_CMPDN_PIN_2, 0);
GPIO_WriteIO(0, MODULE_CMPDN_PIN_2); // open #2
Delayms(300);//300
write_cmos_sensor( 0x43 , 0x20 ); //20
write_cmos_sensor( 0x44 , 0xa2 ); //a3
write_cmos_sensor( 0x03 , 0x01 ); //20
write_cmos_sensor( 0x41 , 0x37 ); //AEC off .
Delayms(300);//100
GPIO_ModeSetup(MODULE_CMPDN_PIN_2, 0);
GPIO_WriteIO(1, MODULE_CMPDN_PIN_2); // close #2
GPIO_ModeSetup(MODULE_CMPDN_PIN, 0);
GPIO_WriteIO(0, MODULE_CMPDN_PIN); // open #1
Delayms(300); //100
}
else
{
// open #2, close #1
GPIO_ModeSetup(MODULE_CMPDN_PIN_2, 0);
GPIO_WriteIO(1, MODULE_CMPDN_PIN_2); // close #2
GPIO_ModeSetup(MODULE_CMPDN_PIN, 0);
GPIO_WriteIO(0, MODULE_CMPDN_PIN); // open #1
Delayms(300);//300
write_cmos_sensor( 0x43 , 0x20 ); //20
write_cmos_sensor( 0x44 , 0xa2 ); //a3
write_cmos_sensor( 0x03 , 0x01 ); //20
write_cmos_sensor( 0x41 , 0x37 ); //AEC off .
Delayms(300);//100
GPIO_ModeSetup(MODULE_CMPDN_PIN, 0);
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