diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/input/touchscreen/icn85xx_ts/icn85xx_flash.c')
| -rwxr-xr-x | ANDROID_3.4.5/drivers/input/touchscreen/icn85xx_ts/icn85xx_flash.c | 1050 |
1 files changed, 1050 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/drivers/input/touchscreen/icn85xx_ts/icn85xx_flash.c b/ANDROID_3.4.5/drivers/input/touchscreen/icn85xx_ts/icn85xx_flash.c new file mode 100755 index 00000000..a17cf176 --- /dev/null +++ b/ANDROID_3.4.5/drivers/input/touchscreen/icn85xx_ts/icn85xx_flash.c @@ -0,0 +1,1050 @@ +/*++
+
+ Copyright (c) 2012-2022 ChipOne Technology (Beijing) Co., Ltd. All Rights Reserved.
+ This PROPRIETARY SOFTWARE is the property of ChipOne Technology (Beijing) Co., Ltd.
+ and may contains trade secrets and/or other confidential information of ChipOne
+ Technology (Beijing) Co., Ltd. This file shall not be disclosed to any third party,
+ in whole or in part, without prior written consent of ChipOne.
+ THIS PROPRIETARY SOFTWARE & ANY RELATED DOCUMENTATION ARE PROVIDED AS IS,
+ WITH ALL FAULTS, & WITHOUT WARRANTY OF ANY KIND. CHIPONE DISCLAIMS ALL EXPRESS OR
+ IMPLIED WARRANTIES.
+
+ File Name: icn85xx_flash.c
+ Abstract:
+ flash operation, read write etc.
+ Author: Zhimin Tian
+ Date : 08 14,2013
+ Version: 0.1[.revision]
+ History :
+ Change logs.
+ --*/
+#include "icn85xx.h"
+
+unsigned char* firmdata = NULL;
+int g_status = R_OK;
+static char fw_mode = 0;
+static int fw_size = 0;
+static unsigned char *fw_buf;
+static char boot_mode = ICN85XX_WITH_FLASH;
+void icn85xx_rawdatadump(short *mem, int size, char br)
+{
+ int i;
+ for(i=0;i<size; i++)
+ {
+ if((i!=0)&&(i%br == 0))
+ printk("\n");
+ printk(" %5d", mem[i]);
+ }
+ printk("\n");
+}
+
+void icn85xx_memdump(char *mem, int size)
+{
+ int i;
+ for(i=0;i<size; i++)
+ {
+ if(i%16 == 0)
+ printk("\n");
+ printk(" 0x%2x", mem[i]);
+ }
+ printk("\n");
+}
+
+int icn85xx_checksum(int sum, char *buf, unsigned int size)
+{
+ int i;
+ for(i=0; i<size; i++)
+ {
+ sum = sum + buf[i];
+ }
+ return sum;
+}
+
+
+int icn85xx_update_status(int status)
+{
+// flash_info("icn85xx_update_status: %d\n", status);
+ g_status = status;
+ return 0;
+}
+
+int icn85xx_get_status(void)
+{
+ return g_status;
+}
+
+void icn85xx_set_fw(int size, unsigned char *buf)
+{
+ fw_size = size;
+ fw_buf = buf;
+
+}
+
+/***********************************************************************************************
+Name : icn85xx_open_fw
+Input : *fw
+
+Output : file size
+function : open the fw file, and return total size
+***********************************************************************************************/
+extern struct i2c_client *this_client;
+int icn85xx_open_fw( char *fw)
+{
+ static int file_size = 0;
+ const struct firmware *fw_entry;
+
+ if (firmdata)
+ return file_size;
+
+ if(request_firmware(&fw_entry, fw, &(this_client->dev))!=0) {
+ flash_error(KERN_ERR "cat't request firmware\n");
+ return -1;
+ }
+ if (fw_entry->size <= 0) {
+ flash_error(KERN_ERR "load firmware error\n");
+ release_firmware(fw_entry);
+ return -1;
+ }
+
+ firmdata = kzalloc(fw_entry->size + 1, GFP_KERNEL);
+ memcpy(firmdata, fw_entry->data, fw_entry->size);
+ file_size = fw_entry->size;
+ release_firmware(fw_entry);
+ return file_size;
+}
+
+void icn85xx_free_fw(void)
+{
+ if (firmdata) {
+ kfree(firmdata);
+ firmdata = NULL;
+ }
+}
+
+/***********************************************************************************************
+Name : icn85xx_read_fw
+Input : offset
+ length, read length
+ buf, return buffer
+Output :
+function : read data to buffer
+***********************************************************************************************/
+int icn85xx_read_fw(int offset, int length, char *buf)
+{
+ if(fw_mode == 1)
+ {
+ memcpy(buf, fw_buf+offset, length);
+ }
+ else
+ {
+ memcpy(buf, firmdata + offset, length);
+ }
+// icn85xx_memdump(buf, length);
+ return 0;
+}
+
+
+/***********************************************************************************************
+Name : icn85xx_close_fw
+Input :
+Output :
+function : close file
+***********************************************************************************************/
+int icn85xx_close_fw(void)
+{
+ if(fw_mode == 0)
+ {
+ //filp_close(fp, NULL);
+ }
+
+ return 0;
+}
+/***********************************************************************************************
+Name : icn85xx_readVersion
+Input : void
+Output :
+function : return version
+***********************************************************************************************/
+int icn85xx_readVersion(void)
+{
+ int err = 0;
+ char tmp[2];
+ short CurVersion;
+ err = icn85xx_i2c_rxdata(0x000c, tmp, 2);
+ if (err < 0) {
+ flash_error("%s failed: %d\n", __func__, err);
+ return 0;
+ }
+ CurVersion = (tmp[0]<<8) | tmp[1];
+ return CurVersion;
+}
+
+
+/***********************************************************************************************
+Name : icn85xx_goto_progmode
+Input :
+Output :
+function : change MCU to progmod
+***********************************************************************************************/
+int icn85xx_goto_progmode(void)
+{
+ int ret = -1;
+ int retry = 3;
+ unsigned char ucTemp;
+
+// flash_info("icn85xx_goto_progmode\n");
+ while(retry > 0)
+ {
+ ucTemp = 0x5a;
+ ret = icn85xx_prog_i2c_txdata(0xcc3355, &ucTemp,1);
+ mdelay(2);
+ ucTemp = 01;
+ ret = icn85xx_prog_i2c_txdata(0x040400, &ucTemp,1);
+ mdelay(2);
+ ret = icn85xx_check_progmod();
+ if(ret == 0)
+ return ret;
+
+ retry--;
+ mdelay(2);
+ }
+ printk("icn85xx_goto_progmode over\n");
+ if(retry == 0)
+ return -1;
+
+ return 0;
+}
+
+/***********************************************************************************************
+Name : icn85xx_check_progmod
+Input :
+Output :
+function : check if MCU at progmode or not
+***********************************************************************************************/
+int icn85xx_check_progmod(void)
+{
+ int ret;
+ unsigned char ucTemp = 0x0;
+ ret = icn85xx_prog_i2c_rxdata(0x040002, &ucTemp, 1);
+// flash_info("icn85xx_check_progmod: 0x%x\n", ucTemp);
+ if(ret < 0)
+ {
+ flash_error("icn85xx_check_progmod error, ret: %d\n", ret);
+ return ret;
+ }
+ if(ucTemp == 0x85)
+ return 0;
+ else
+ return -1;
+
+}
+
+unsigned char FlashState(unsigned char State_Index)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+
+ ucTemp[2]=0x08;
+ ucTemp[1]=0x10;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c,ucTemp,3);
+
+ if(State_Index==0)
+ {
+ ucTemp[0]=0x05;
+ }
+ else if(State_Index==1)
+ {
+ ucTemp[0]=0x35;
+ }
+ icn85xx_prog_i2c_txdata(0x40630,ucTemp,1);
+
+ ucTemp[1]=0x00;
+ ucTemp[0]=0x01;
+ icn85xx_prog_i2c_txdata(0x40640,ucTemp,2);
+
+ ucTemp[0]=1;
+ icn85xx_prog_i2c_txdata(0x40644,ucTemp,1);
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+
+ icn85xx_prog_i2c_rxdata(0x40648,ucTemp,1);
+ return (unsigned char)(ucTemp[0]);
+}
+
+int icn85xx_read_flashid(void)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+ int flashid=0;
+
+ ucTemp[2]=0x08;
+ ucTemp[1]=0x10;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c,ucTemp,3);
+
+ ucTemp[0]=0x9f;
+
+ icn85xx_prog_i2c_txdata(0x40630,ucTemp,1);
+
+ ucTemp[1]=0x00;
+ ucTemp[0]=0x03;
+ icn85xx_prog_i2c_txdata(0x40640,ucTemp,2);
+
+ ucTemp[0]=1;
+ icn85xx_prog_i2c_txdata(0x40644,ucTemp,1);
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+
+ icn85xx_prog_i2c_rxdata(0x40648,(char *)&flashid,4);
+ flashid=flashid&0x00ffffff;
+
+ if((MD25D40_ID1 == flashid) || (MD25D40_ID2 == flashid)
+ ||(MD25D20_ID1 == flashid) || (MD25D20_ID1 == flashid)
+ ||(GD25Q10_ID == flashid) || (MX25L512E_ID == flashid))
+ {
+ boot_mode = ICN85XX_WITH_FLASH;
+ //printk("ICN85XX_WITH_FLASH\n");
+ }
+ else
+ {
+ boot_mode = ICN85XX_WITHOUT_FLASH;
+ //printk("ICN85XX_WITHOUT_FLASH\n");
+ }
+
+ printk("flashid: 0x%x\n", flashid);
+ return flashid;
+}
+
+
+void FlashWriteEnable(void)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+
+ ucTemp[2]=0x00;
+ ucTemp[1]=0x10;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c,ucTemp,3);
+
+ ucTemp[0]=0x06;
+ icn85xx_prog_i2c_txdata(0x40630,ucTemp,1);
+
+ ucTemp[0]=0x00;
+ ucTemp[1]=0x00;
+ icn85xx_prog_i2c_txdata(0x40640,ucTemp,2);
+
+ ucTemp[0]=1;
+ icn85xx_prog_i2c_txdata(0x40644,ucTemp,1);
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+
+ ucTemp[0]=FlashState(0);
+ while( (ucTemp[0]&0x02)!=0x02)
+ {
+ ucTemp[0]=FlashState(0);
+ }
+}
+
+#ifndef QUAD_OUTPUT_ENABLE
+void ClearFlashState(void)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+ icn85xx_prog_i2c_rxdata(0x40603,ucTemp,1);
+ ucTemp[0]=(ucTemp[0]|0x20);
+ icn85xx_prog_i2c_txdata(0x40603, ucTemp, 1 );
+
+ FlashWriteEnable();
+ ////////////////////////////write comd to flash
+ ucTemp[2]=0x00;
+ ucTemp[1]=0x10;
+ ucTemp[0]=0x10;
+ icn85xx_prog_i2c_txdata(0x4062c,ucTemp,3);
+
+ ucTemp[0]=0x01;
+ icn85xx_prog_i2c_txdata(0x40630,ucTemp,1);
+
+ ucTemp[0]=0x00;
+ ucTemp[1]=0x00;
+ icn85xx_prog_i2c_txdata(0x40640,ucTemp,2);
+
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x40638,ucTemp,1);
+
+ ucTemp[0]=1;
+ icn85xx_prog_i2c_txdata(0x40644,ucTemp,1);
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+ while(FlashState(0)&0x01);
+
+}
+#else
+void ClearFlashState(void)
+{
+}
+#endif
+
+
+void EarseFlash(unsigned char erase_index,ulong flash_addr)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+ FlashWriteEnable();
+ if(erase_index==0) //erase the chip
+ {
+ ucTemp[0]=0xc7;
+ icn85xx_prog_i2c_txdata(0x40630, ucTemp, 1 );
+ ucTemp[2]=0x00;
+ ucTemp[1]=0x10;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c, ucTemp, 3 );
+ }
+ else if(erase_index==1) //erase 32k space of the flash
+ {
+ ucTemp[0]=0x52;
+ icn85xx_prog_i2c_txdata(0x40630, ucTemp, 1);
+ ucTemp[2]=0x00;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c, ucTemp, 3);
+ }
+ else if(erase_index==2) //erase 64k space of the flash
+ {
+ ucTemp[0]=0xd8;
+ icn85xx_prog_i2c_txdata(0x40630, ucTemp,1);
+ ucTemp[2]=0x00;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c, ucTemp, 3);
+ }
+ else if(erase_index==3)
+ {
+ ucTemp[0]=0x20;
+ icn85xx_prog_i2c_txdata(0x40630, ucTemp, 1);
+ ucTemp[2]=0x00;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x4062c, ucTemp, 3);
+ }
+ ucTemp[2]=(unsigned char)(flash_addr>>16);
+ ucTemp[1]=(unsigned char)(flash_addr>>8);
+ ucTemp[0]=(unsigned char)(flash_addr);
+ icn85xx_prog_i2c_txdata(0x40634, ucTemp, 3);
+
+ ucTemp[1]=0x00;
+ ucTemp[0]=0x00;
+ icn85xx_prog_i2c_txdata(0x40640, ucTemp, 2 );
+
+ ucTemp[0]=1;
+ icn85xx_prog_i2c_txdata(0x40644, ucTemp, 1);
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+
+}
+
+/***********************************************************************************************
+Name : icn85xx_erase_flash
+Input :
+Output :
+function : erase flash
+***********************************************************************************************/
+int icn85xx_erase_flash(void)
+{
+ ClearFlashState();
+ while(FlashState(0)&0x01);
+ FlashWriteEnable();
+ EarseFlash(1,0);
+ while((FlashState(0)&0x01));
+ FlashWriteEnable();
+ EarseFlash(3,0x8000); //?which block
+ while((FlashState(0)&0x01));
+ FlashWriteEnable();
+ EarseFlash(3,0x9000);
+ while((FlashState(0)&0x01));
+ FlashWriteEnable();
+ EarseFlash(3,0xe000);
+ while((FlashState(0)&0x01));
+ return 0;
+}
+
+
+/***********************************************************************************************
+Name : icn85xx_prog_buffer
+Input :
+Output :
+function : progm flash
+***********************************************************************************************/
+int icn85xx_prog_buffer(unsigned int flash_addr,unsigned int sram_addr,unsigned int copy_length,unsigned char program_type)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+ unsigned char prog_state=0;
+
+ unsigned int i=0;
+ unsigned char program_commond=0;
+ if(program_type == 0)
+ {
+ program_commond = 0x02;
+ }
+ else if(program_type == 1)
+ {
+ program_commond = 0xf2;
+ }
+ else
+ {
+ program_commond = 0x02;
+ }
+
+
+ for(i=0; i<copy_length; )
+ {
+ prog_state=(FlashState(0)&0x01);
+ while(prog_state)
+ {
+ prog_state=(FlashState(0)&0x01);
+ }
+ FlashWriteEnable();
+
+ ucTemp[2]=0;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0;
+ icn85xx_prog_i2c_txdata(0x4062c, ucTemp, 3);
+
+ ucTemp[2]=(unsigned char)(flash_addr>>16);
+ ucTemp[1]=(unsigned char)(flash_addr>>8);
+ ucTemp[0]=(unsigned char)(flash_addr);
+ icn85xx_prog_i2c_txdata(0x40634, ucTemp, 3);
+
+ ucTemp[2]=(unsigned char)(sram_addr>>16);
+ ucTemp[1]=(unsigned char)(sram_addr>>8);
+ ucTemp[0]=(unsigned char)(sram_addr);
+ icn85xx_prog_i2c_txdata(0x4063c, ucTemp, 3);
+
+ if(i+256<=copy_length)
+ {
+ ucTemp[1]=0x01;
+ ucTemp[0]=0x00;
+ }
+ else
+ {
+ ucTemp[1]=(unsigned char)((copy_length-i)>>8);
+ ucTemp[0]=(unsigned char)(copy_length-i);
+ }
+ icn85xx_prog_i2c_txdata(0x40640, ucTemp,2);
+
+ ucTemp[0]=program_commond;
+ icn85xx_prog_i2c_txdata(0x40630, ucTemp,1);
+
+ ucTemp[0]=0x01;
+ icn85xx_prog_i2c_txdata(0x40644, ucTemp,1);
+
+ flash_addr+=256;
+ sram_addr+=256;
+ i+=256;
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+
+ }
+
+ prog_state=(FlashState(0)&0x01);
+ while(prog_state)
+ {
+ prog_state=(FlashState(0)&0x01);
+ }
+ return 0;
+}
+
+/***********************************************************************************************
+Name : icn85xx_prog_data
+Input :
+Output :
+function : write int data to flash
+***********************************************************************************************/
+int icn85xx_prog_data(unsigned int flash_addr, unsigned int data)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+
+ ucTemp[3]=(unsigned char)(data>>24);
+ ucTemp[2]=(unsigned char)(data>>16);
+ ucTemp[1]=(unsigned char)(data>>8);
+ ucTemp[0]=(unsigned char)(data);
+
+ icn85xx_prog_i2c_txdata(0x7f00, ucTemp,4);
+ icn85xx_prog_buffer(flash_addr , 0x7f00, 0x04, 0);
+ return 0;
+}
+
+/***********************************************************************************************
+Name : icn85xx_read_flash
+Input :
+Output :
+function : read data from flash to sram
+***********************************************************************************************/
+void icn85xx_read_flash(unsigned int sram_address,unsigned int flash_address,unsigned long copy_length,unsigned char i2c_wire_num)
+{
+ unsigned char ucTemp[4] = {0,0,0,0};
+
+ if(i2c_wire_num==1)
+ {
+ ucTemp[2]=0x18;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x00;
+ }
+ else if(i2c_wire_num==2)
+ {
+ ucTemp[2]=0x1a;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x01;
+ }
+ else if(i2c_wire_num==4)
+ {
+ ucTemp[2]=0x19;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x01;
+ }
+ else
+ {
+ ucTemp[2]=0x18;
+ ucTemp[1]=0x13;
+ ucTemp[0]=0x01;
+ }
+ icn85xx_prog_i2c_txdata(0x4062c, ucTemp,3);
+
+ if(i2c_wire_num==1)
+ {
+ ucTemp[0]=0x03;
+ }
+ else if(i2c_wire_num==2)
+ {
+ ucTemp[0]=0x3b;
+ }
+ else if(i2c_wire_num==4)
+ {
+ ucTemp[0]=0x6b;
+ }
+ else
+ {
+ ucTemp[0]=0x0b;
+ }
+ icn85xx_prog_i2c_txdata(0x40630, ucTemp,1);
+
+ ucTemp[2]=(unsigned char)(flash_address>>16);
+ ucTemp[1]=(unsigned char)(flash_address>>8);
+ ucTemp[0]=(unsigned char)(flash_address);
+ icn85xx_prog_i2c_txdata(0x40634, ucTemp,3);
+
+ ucTemp[2]=(unsigned char)(sram_address>>16);
+ ucTemp[1]=(unsigned char)(sram_address>>8);
+ ucTemp[0]=(unsigned char)(sram_address);
+ icn85xx_prog_i2c_txdata(0x4063c, ucTemp,3);
+
+ ucTemp[1]=(unsigned char)(copy_length>>8);
+ ucTemp[0]=(unsigned char)(copy_length);
+ icn85xx_prog_i2c_txdata(0x40640, ucTemp,2);
+
+ ucTemp[0]=0x01;
+
+ icn85xx_prog_i2c_txdata(0x40644, ucTemp,1);
+ while(ucTemp[0])
+ {
+ icn85xx_prog_i2c_rxdata(0x40644,ucTemp,1);
+ }
+
+}
+
+/***********************************************************************************************
+Name : icn85xx_read_fw_Ver
+Input : fw
+Output :
+function : read fw version
+***********************************************************************************************/
+
+short icn85xx_read_fw_Ver(char *fw)
+{
+ short FWversion;
+ char tmp[2];
+ int file_size;
+ file_size = icn85xx_open_fw(fw);
+ if(file_size < 0)
+ {
+ return -1;
+ }
+ icn85xx_read_fw(0x100, 2, &tmp[0]);
+
+ icn85xx_close_fw();
+ FWversion = (tmp[1]<<8)|tmp[0];
+// flash_info("FWversion: 0x%x\n", FWversion);
+ return FWversion;
+
+
+}
+
+/***********************************************************************************************
+Name : icn85xx_fw_download
+Input :
+Output :
+function : download code to sram
+***********************************************************************************************/
+int icn85xx_fw_download(unsigned int offset, unsigned char * buffer, unsigned int size)
+{
+#ifdef ENABLE_BYTE_CHECK
+ int i;
+ char testb[B_SIZE];
+#endif
+
+ icn85xx_prog_i2c_txdata(offset,buffer,size);
+#ifdef ENABLE_BYTE_CHECK
+ icn85xx_prog_i2c_rxdata(offset,testb,size);
+ for(i = 0; i < size; i++)
+ {
+ if(buffer[i] != testb[i])
+ {
+ flash_error("buffer[%d]:%x testb[%d]:%x\n",i,buffer[i],i,testb[i]);
+ return -1;
+ }
+ }
+#endif
+ return 0;
+}
+
+/***********************************************************************************************
+Name : icn85xx_bootfrom_flash
+Input :
+Output :
+function :
+***********************************************************************************************/
+int icn85xx_bootfrom_flash(void)
+{
+ int ret = -1;
+ unsigned char ucTemp = 0x00;
+ flash_info("icn85xx_bootfrom_flash\n");
+
+ ucTemp=0x00;
+ ret = icn85xx_prog_i2c_txdata(0x40004, &ucTemp, 1 ); //nend flash sfcontrol clear
+ if (ret < 0) {
+ flash_error("%s failed: %d\n", __func__, ret);
+ return ret;
+ }
+
+ return ret;
+}
+
+/***********************************************************************************************
+Name : icn85xx_bootfrom_sram
+Input :
+Output :
+function :
+***********************************************************************************************/
+int icn85xx_bootfrom_sram(void)
+{
+ int ret = -1;
+ unsigned char ucTemp = 0x03;
+ unsigned long addr = 0x40400;
+ flash_info("icn85xx_bootfrom_sram\n");
+ ret = icn85xx_prog_i2c_txdata(addr, &ucTemp, 1 ); //change bootmode from sram
+ return ret;
+}
+/***********************************************************************************************
+Name : icn85xx_crc_calc
+Input :
+Output :
+function :
+***********************************************************************************************/
+/*
+unsigned int icn85xx_crc_calc(unsigned crc_in, char *buf, int len)
+{
+ int pos;
+ unsigned int crc_result;
+ unsigned char in_data_8b;
+ unsigned int crc_reg_32b;
+ unsigned char i;
+ unsigned char xor_flag;
+
+ crc_result = crc_in;
+ for(pos=0;pos<len;pos++)
+ {
+ in_data_8b = *(buf+pos);
+ crc_reg_32b = crc_result ;
+ for(i=0; i<32; i++)
+ {
+ if(crc_reg_32b & 0x00000001)
+ {
+ crc_reg_32b ^= 0x04C11DB7;
+ crc_reg_32b >>= 1;
+ crc_reg_32b |= 0x80000000;
+ }
+ else
+ {
+ crc_reg_32b >>= 1;
+ }
+ }
+
+ for(i=0; i<40; i++)
+ {
+ xor_flag = (crc_reg_32b>>31);
+ crc_reg_32b = (crc_reg_32b<<1) + (in_data_8b>>7);
+ in_data_8b = (in_data_8b<<1);
+ if(xor_flag)
+ {
+ crc_reg_32b = crc_reg_32b ^ 0x04C11DB7;
+ }
+ }
+ crc_result = crc_reg_32b;
+ }
+ return crc_result;
+}
+*/
+
+
+/*
+ This polynomial (0x04c11db7) is used at: AUTODIN II, Ethernet, & FDDI
+*/
+static unsigned int crc32table[256] = {
+ 0x00000000, 0x04c11db7, 0x09823b6e, 0x0d4326d9, 0x130476dc, 0x17c56b6b,
+ 0x1a864db2, 0x1e475005, 0x2608edb8, 0x22c9f00f, 0x2f8ad6d6, 0x2b4bcb61,
+ 0x350c9b64, 0x31cd86d3, 0x3c8ea00a, 0x384fbdbd, 0x4c11db70, 0x48d0c6c7,
+ 0x4593e01e, 0x4152fda9, 0x5f15adac, 0x5bd4b01b, 0x569796c2, 0x52568b75,
+ 0x6a1936c8, 0x6ed82b7f, 0x639b0da6, 0x675a1011, 0x791d4014, 0x7ddc5da3,
+ 0x709f7b7a, 0x745e66cd, 0x9823b6e0, 0x9ce2ab57, 0x91a18d8e, 0x95609039,
+ 0x8b27c03c, 0x8fe6dd8b, 0x82a5fb52, 0x8664e6e5, 0xbe2b5b58, 0xbaea46ef,
+ 0xb7a96036, 0xb3687d81, 0xad2f2d84, 0xa9ee3033, 0xa4ad16ea, 0xa06c0b5d,
+ 0xd4326d90, 0xd0f37027, 0xddb056fe, 0xd9714b49, 0xc7361b4c, 0xc3f706fb,
+ 0xceb42022, 0xca753d95, 0xf23a8028, 0xf6fb9d9f, 0xfbb8bb46, 0xff79a6f1,
+ 0xe13ef6f4, 0xe5ffeb43, 0xe8bccd9a, 0xec7dd02d, 0x34867077, 0x30476dc0,
+ 0x3d044b19, 0x39c556ae, 0x278206ab, 0x23431b1c, 0x2e003dc5, 0x2ac12072,
+ 0x128e9dcf, 0x164f8078, 0x1b0ca6a1, 0x1fcdbb16, 0x018aeb13, 0x054bf6a4,
+ 0x0808d07d, 0x0cc9cdca, 0x7897ab07, 0x7c56b6b0, 0x71159069, 0x75d48dde,
+ 0x6b93dddb, 0x6f52c06c, 0x6211e6b5, 0x66d0fb02, 0x5e9f46bf, 0x5a5e5b08,
+ 0x571d7dd1, 0x53dc6066, 0x4d9b3063, 0x495a2dd4, 0x44190b0d, 0x40d816ba,
+ 0xaca5c697, 0xa864db20, 0xa527fdf9, 0xa1e6e04e, 0xbfa1b04b, 0xbb60adfc,
+ 0xb6238b25, 0xb2e29692, 0x8aad2b2f, 0x8e6c3698, 0x832f1041, 0x87ee0df6,
+ 0x99a95df3, 0x9d684044, 0x902b669d, 0x94ea7b2a, 0xe0b41de7, 0xe4750050,
+ 0xe9362689, 0xedf73b3e, 0xf3b06b3b, 0xf771768c, 0xfa325055, 0xfef34de2,
+ 0xc6bcf05f, 0xc27dede8, 0xcf3ecb31, 0xcbffd686, 0xd5b88683, 0xd1799b34,
+ 0xdc3abded, 0xd8fba05a, 0x690ce0ee, 0x6dcdfd59, 0x608edb80, 0x644fc637,
+ 0x7a089632, 0x7ec98b85, 0x738aad5c, 0x774bb0eb, 0x4f040d56, 0x4bc510e1,
+ 0x46863638, 0x42472b8f, 0x5c007b8a, 0x58c1663d, 0x558240e4, 0x51435d53,
+ 0x251d3b9e, 0x21dc2629, 0x2c9f00f0, 0x285e1d47, 0x36194d42, 0x32d850f5,
+ 0x3f9b762c, 0x3b5a6b9b, 0x0315d626, 0x07d4cb91, 0x0a97ed48, 0x0e56f0ff,
+ 0x1011a0fa, 0x14d0bd4d, 0x19939b94, 0x1d528623, 0xf12f560e, 0xf5ee4bb9,
+ 0xf8ad6d60, 0xfc6c70d7, 0xe22b20d2, 0xe6ea3d65, 0xeba91bbc, 0xef68060b,
+ 0xd727bbb6, 0xd3e6a601, 0xdea580d8, 0xda649d6f, 0xc423cd6a, 0xc0e2d0dd,
+ 0xcda1f604, 0xc960ebb3, 0xbd3e8d7e, 0xb9ff90c9, 0xb4bcb610, 0xb07daba7,
+ 0xae3afba2, 0xaafbe615, 0xa7b8c0cc, 0xa379dd7b, 0x9b3660c6, 0x9ff77d71,
+ 0x92b45ba8, 0x9675461f, 0x8832161a, 0x8cf30bad, 0x81b02d74, 0x857130c3,
+ 0x5d8a9099, 0x594b8d2e, 0x5408abf7, 0x50c9b640, 0x4e8ee645, 0x4a4ffbf2,
+ 0x470cdd2b, 0x43cdc09c, 0x7b827d21, 0x7f436096, 0x7200464f, 0x76c15bf8,
+ 0x68860bfd, 0x6c47164a, 0x61043093, 0x65c52d24, 0x119b4be9, 0x155a565e,
+ 0x18197087, 0x1cd86d30, 0x029f3d35, 0x065e2082, 0x0b1d065b, 0x0fdc1bec,
+ 0x3793a651, 0x3352bbe6, 0x3e119d3f, 0x3ad08088, 0x2497d08d, 0x2056cd3a,
+ 0x2d15ebe3, 0x29d4f654, 0xc5a92679, 0xc1683bce, 0xcc2b1d17, 0xc8ea00a0,
+ 0xd6ad50a5, 0xd26c4d12, 0xdf2f6bcb, 0xdbee767c, 0xe3a1cbc1, 0xe760d676,
+ 0xea23f0af, 0xeee2ed18, 0xf0a5bd1d, 0xf464a0aa, 0xf9278673, 0xfde69bc4,
+ 0x89b8fd09, 0x8d79e0be, 0x803ac667, 0x84fbdbd0, 0x9abc8bd5, 0x9e7d9662,
+ 0x933eb0bb, 0x97ffad0c, 0xafb010b1, 0xab710d06, 0xa6322bdf, 0xa2f33668,
+ 0xbcb4666d, 0xb8757bda, 0xb5365d03, 0xb1f740b4
+};
+
+unsigned int icn85xx_crc_calc(unsigned crc_in, char *buf, int len)
+{
+ int i;
+ unsigned int crc = crc_in;
+ for(i = 0; i < len; i++)
+ crc = (crc << 8) ^ crc32table[((crc >> 24) ^ *buf++) & 0xFF];
+ return crc;
+}
+
+
+/***********************************************************************************************
+Name : icn85xx_crc_enable
+Input :
+Output :
+function :control crc control
+***********************************************************************************************/
+int icn85xx_crc_enable(unsigned char enable)
+{
+ unsigned char ucTemp;
+ int ret = 0;
+ if(enable==1)
+ {
+ ucTemp = 1;
+ ret = icn85xx_prog_i2c_txdata(0x40028, &ucTemp, 1 );
+ }
+ else if(enable==0)
+ {
+ ucTemp = 0;
+ ret = icn85xx_prog_i2c_txdata(0x40028, &ucTemp, 1 );
+ }
+ return ret;
+}
+/***********************************************************************************************
+Name : icn85xx_crc_check
+Input :
+Output :
+function :chec crc right or not
+***********************************************************************************************/
+int icn85xx_crc_check(unsigned int crc, unsigned int len)
+{
+ int ret;
+ unsigned int crc_len;
+ unsigned int crc_result;
+ unsigned char ucTemp[4] = {0,0,0,0};
+
+ ret= icn85xx_prog_i2c_rxdata(0x4002c, ucTemp, 4 );
+ crc_result = ucTemp[3]<<24 | ucTemp[2]<<16 | ucTemp[1] << 8 | ucTemp[0];
+// flash_info("crc_result: 0x%x\n", crc_result);
+
+ ret = icn85xx_prog_i2c_rxdata(0x40034, ucTemp, 2);
+ crc_len = ucTemp[1] << 8 | ucTemp[0];
+// flash_info("crc_len: %d\n", crc_len);
+
+ if((crc_result == crc) && (crc_len == len))
+ return 0;
+ else
+ {
+ flash_info("crc_fw: 0x%x\n", crc);
+ flash_info("crc_result: 0x%x\n", crc_result);
+ flash_info("crc_len: %d\n", crc_len);
+ return -1;
+ }
+
+}
+
+
+/***********************************************************************************************
+Name : icn85xx_fw_update
+Input : fw
+Output :
+function : upgrade fw
+***********************************************************************************************/
+int icn85xx_fw_update(void *arg)
+{
+ int file_size, last_length;
+ int j, num;
+ char temp_buf[B_SIZE];
+ unsigned int crc_fw;
+ char *fw = (char *)arg;
+
+ file_size = icn85xx_open_fw(fw);
+ if(file_size < 0)
+ {
+ icn85xx_update_status(R_FILE_ERR);
+ return R_FILE_ERR;
+ }
+ if(icn85xx_goto_progmode() != 0)
+ {
+ flash_error("icn85xx_goto_progmode() != 0 error\n");
+ return R_STATE_ERR;
+ }
+ msleep(1);
+ icn85xx_crc_enable(1);
+
+ num = file_size/B_SIZE;
+ crc_fw = 0;
+ for(j=0; j < num; j++)
+ {
+ icn85xx_read_fw(j*B_SIZE, B_SIZE, temp_buf);
+ crc_fw = icn85xx_crc_calc(crc_fw, temp_buf, B_SIZE);
+ if(icn85xx_fw_download(j*B_SIZE, temp_buf, B_SIZE) != 0)
+ {
+ flash_error("error j:%d\n",j);
+ icn85xx_update_status(R_PROGRAM_ERR);
+ icn85xx_close_fw();
+ return R_PROGRAM_ERR;
+ }
+ icn85xx_update_status(5+(int)(60*j/num));
+ }
+ last_length = file_size - B_SIZE*j;
+ if(last_length > 0)
+ {
+ icn85xx_read_fw(j*B_SIZE, last_length, temp_buf);
+ crc_fw = icn85xx_crc_calc(crc_fw, temp_buf, last_length);
+ if(icn85xx_fw_download(j*B_SIZE, temp_buf, last_length) != 0)
+ {
+ flash_error("error last length\n");
+ icn85xx_update_status(R_PROGRAM_ERR);
+ icn85xx_close_fw();
+ return R_PROGRAM_ERR;
+ }
+ }
+ icn85xx_close_fw();
+ icn85xx_update_status(65);
+// flash_info("crc_fw: 0x%x\n", crc_fw);
+// msleep(1);
+ icn85xx_crc_enable(0);
+ if(icn85xx_crc_check(crc_fw, file_size) != 0)
+ {
+ flash_info("down fw error, crc error\n");
+ return R_PROGRAM_ERR;
+ }
+ else
+ {
+ //flash_info("downoad fw ok, crc ok\n");
+ }
+ icn85xx_update_status(70);
+
+ if(ICN85XX_WITH_FLASH == boot_mode)
+ {
+ icn85xx_erase_flash();
+ // return R_PROGRAM_ERR;
+ icn85xx_update_status(75);
+
+ FlashWriteEnable();
+
+ icn85xx_prog_buffer( 0, 0, file_size,0);
+
+ icn85xx_update_status(85);
+
+ while((FlashState(0)&0x01));
+ FlashWriteEnable();
+
+ icn85xx_prog_data(FLASH_CRC_ADDR, crc_fw);
+ icn85xx_prog_data(FLASH_CRC_ADDR+4, file_size);
+
+ icn85xx_update_status(90);
+
+
+ icn85xx_crc_enable(1);
+ icn85xx_read_flash( 0, 0, file_size, 2);
+ icn85xx_crc_enable(0);
+ if(icn85xx_crc_check(crc_fw, file_size) != 0)
+ {
+ flash_info("read flash data error, crc error\n");
+ return R_PROGRAM_ERR;
+ }
+ else
+ {
+ flash_info("read flash data ok, crc ok\n");
+ }
+ while((FlashState(0)&0x01));
+ icn85xx_update_status(95);
+
+ //if(icn85xx_bootfrom_flash() == 0)
+ if(icn85xx_bootfrom_sram() == 0) //code already in ram
+ {
+ flash_error("icn85xx_bootfrom_flash error\n");
+ icn85xx_update_status(R_STATE_ERR);
+ return R_STATE_ERR;
+ }
+ }
+ else if(ICN85XX_WITHOUT_FLASH == boot_mode)
+ {
+ if(icn85xx_bootfrom_sram() == 0)
+ {
+ flash_error("icn85xx_bootfrom_sram error\n");
+ icn85xx_update_status(R_STATE_ERR);
+ return R_STATE_ERR;
+ }
+ }
+ msleep(50);
+ icn85xx_update_status(R_OK);
+ flash_info("icn85xx upgrade ok\n");
+ return R_OK;
+}
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