sdk-ameba-v4.0c_180328/component/common/utilities/uart_ymodem.c
2019-04-02 16:34:25 +08:00

845 lines
22 KiB
C
Executable file

/****************************************uart _ymodem.c**************************************************/
#include "uart_ymodem.h"
#include "osdep_service.h"
#include "PinNames.h"
#include "FreeRTOS.h"
#include "task.h"
#include "semphr.h"
#if defined(CONFIG_PLATFORM_8711B)
extern const update_file_img_id OtaImgId[2];
u8 uart_signature[9] = {0};
update_ota_target_hdr OtaTargetHdr;
static u32 flash_write_len = 0;
static u32 flash_offset = 0x0;
static u32 file_offset = 0;
static u32 IMAGE_OFFSET = 0;
static u32 IMAGE_LEN = 0;
static int hd_flags = 0;
static int sig_flags = 0;
static int sig_cnt = 0;
#endif
/*****************************************************************************************
* uart basic functions *
******************************************************************************************/
void uarty_irq(uint32_t id, SerialIrq event)
{
uart_ymodem_t *ptr = (uart_ymodem_t *)id;
//u8 ch = 0;
if(event == RxIrq) {
if(ptr->uart_recv_index == 0){
//RtlUpSemaFromISR(&ptr->uart_rx_sema);//up uart rx semaphore
rtw_up_sema_from_isr(&ptr->uart_rx_sema);//up uart rx semaphore
}
if(ptr->uart_recv_index == RCV_BUF_SIZE)
ptr->uart_recv_index = 0;
//ch = serial_getc(&ptr->sobj);
// printf("[%d] 0x%x\r\n", ptr->uart_recv_index, ch);
ptr->uart_irq_buf[ptr->uart_recv_index++] = serial_getc(&ptr->sobj);
ptr->tick_last_update = xTaskGetTickCountFromISR(); // update tick everytime recved data
}
if(event == TxIrq){
// uart_send_string(sobj, "\r\n8195a$");
// rcv_ch = 0;
}
}
void uart_init(uart_ymodem_t *ptr)
{
// serial_t sobj;
//uart init
serial_init(&ptr->sobj,UART_TX,UART_RX);
serial_baud(&ptr->sobj,UART_BAUDRATE); //set baudrate 38400
serial_format(&ptr->sobj, 8, ParityNone, 0);
serial_irq_handler(&ptr->sobj, uarty_irq, (int)ptr);
serial_irq_set(&ptr->sobj, RxIrq, 1);
serial_irq_set(&ptr->sobj, TxIrq, 1);
//RtlInitSema(&ptr->uart_rx_sema, 0);
rtw_init_sema(&ptr->uart_rx_sema, 0);
}
void uart_sendbyte(uart_ymodem_t *ptr,u8 sendc )
{
serial_putc(&ptr->sobj, sendc);
// printf(" uart send 0x%x\r\n",sendc);
}
int uart_recvbytetimeout(uart_ymodem_t *uart_ymodem,u8 *ptr)
{
int ret = 0;
// static int uart_recv_buf_index = 0;
// printf(" [%d] = %x\r\n",uart_ymodem->uart_recv_buf_index,uart_ymodem->uart_irq_buf[uart_ymodem->uart_recv_buf_index]);
*ptr = uart_ymodem->uart_irq_buf[uart_ymodem->uart_recv_buf_index];
uart_ymodem->uart_recv_buf_index++;
if(uart_ymodem->uart_recv_buf_index == RCV_BUF_SIZE)
uart_ymodem->uart_recv_buf_index = 0;
return ret;
}
void uart_rxempty(uart_ymodem_t *ptr)
{
/*clean uart recv buf*/
// printf("Uart_RxEmpty\r\n");
memset(ptr->uart_irq_buf, 0, RCV_BUF_SIZE);
memset(ptr->uart_rcv_buf, 0, RCV_BUF_SIZE);
ptr->uart_recv_buf_index = 0;
ptr->uart_recv_index = 0;
}
/*****************************************************************************************
* flash function *
******************************************************************************************/
int ymodem_flashwrite(int flashadd, u8 *pbuf, int len)
{
int ret = 0;
flash_t flash;
// if(!FLASH_ADDRESS_CHECK_WRITE_ERASE(flashadd)){
// ret = -1;
// return ret;
// }
if( len == 0){
printf("input error,data length should not be null!\r\n");
ret = -1;
return ret;
}
else //as 8711am only canbe r/w in words.so make len is 4-bytes aligmented.
len += 4 - ((len%4)==0 ? 4 : (len%4));
while(len){
if(flash_write_word(&flash, flashadd, *(unsigned int *)pbuf) !=1 ){
printf("write flash error!\r\n");
ret = -1;
return ret;
}
len -= 4;
pbuf += 4;
flashadd += 4;
}
return ret;
}
/****************************uart_ymodem_init**********************************/
void uart_ymodem_init(uart_ymodem_t *uart_ymodem_ptr)
{
// u32 ret = 0;
#if CONFIG_CALC_FILE_SIZE
u8 filename[33] = {0}; //file name: max 32 bytes+ '\0'=33
#endif
//init uart struct
uart_ymodem_ptr->cur_num = 0;
uart_ymodem_ptr->filelen = 0 ;
#if CONFIG_CALC_FILE_SIZE
uart_ymodem_ptr->filename = &filename[0];
#endif
uart_ymodem_ptr->len = 0;
uart_ymodem_ptr->nxt_num = 0;
uart_ymodem_ptr->modemtype = 2; //ymodem protocol
uart_ymodem_ptr->rec_err = 0;
uart_ymodem_ptr->crc_mode = 1; //crc check
uart_ymodem_ptr->uart_recv_buf_index = 0;
uart_ymodem_ptr->uart_recv_index = 0;
uart_ymodem_ptr->image_address = IMAGE_TWO;
#if defined(CONFIG_PLATFORM_8711B)
rtw_memset(uart_signature, 0, sizeof(uart_signature));
rtw_memset(&OtaTargetHdr, 0, sizeof(OtaTargetHdr));
flash_write_len = 0;
flash_offset = 0x0;
file_offset = 0;
IMAGE_OFFSET = 0;
IMAGE_LEN = 0;
hd_flags = 0;
sig_flags = 0;
sig_cnt = 0;
#endif
// return uart_ymodem_ptr;
}
void uart_ymodem_deinit(uart_ymodem_t *ptr)
{
/* Free uart_rx-sema */
//RtlFreeSema(&ptr->uart_rx_sema);
rtw_free_sema(&ptr->uart_rx_sema);
/* Free serial */
serial_free(&ptr->sobj);
/* Free uart_ymodem_t */
//RtlMfree((u8 *)ptr,sizeof(uart_ymodem_t));
rtw_mfree((u8 *)ptr,sizeof(uart_ymodem_t));
}
#if CONFIG_CALC_FILE_SIZE
unsigned int buf_filelen(u8 *ptr)
{
int datatype=10, result=0;
if (ptr[0]=='0' && (ptr[1]=='x' && ptr[1]=='X'))
{
datatype = 16;
ptr += 2;
}
for ( ; *ptr!='\0'; ptr++)
{
if (*ptr>= '0' && *ptr<='9')
{
result =result*datatype+*ptr-'0';
}
else
{
if (datatype == 10)
{
return result;
}
else
{
if (*ptr>='A' && *ptr<='F')
{
result = result*16 + *ptr-55; //55 = 'A'-10
}
else if (*ptr>='a' && *ptr<='f')
{
result = result*16 + *ptr-87; //87 = 'a'-10
}
else
{
return result;
}
}
}
}
return result;
}
#endif
void modem_cancle(uart_ymodem_t *ptr)
{
uart_sendbyte(ptr,0x18);
uart_sendbyte(ptr,0x18);
uart_sendbyte(ptr,0x18);
uart_sendbyte(ptr,0x18);
uart_sendbyte(ptr,0x18);
}
int start_next_round(uart_ymodem_t *ptr)
{
int ret = 0;
// printf(" uart ymodedm transfer %d block\r\n",ptr->nxt_num);
//clean recv buf
if(!ptr->rec_err){
uart_rxempty(ptr);
}
else{
ret = -1;
printf("\r\n recv data error!");
}
if (ptr->nxt_num == 0)
{
if (ptr->crc_mode)
{
uart_sendbyte(ptr,MODEM_C); //first receiver send c
}
else
{
uart_sendbyte(ptr,MODEM_NAK);
}
}
else
{
if (ptr->rec_err)
{
uart_sendbyte(ptr,MODEM_NAK);
}
else
{
if (ptr->nxt_num == 1)
{
if (ptr->crc_mode)
{
uart_sendbyte(ptr,MODEM_ACK);
uart_sendbyte(ptr,MODEM_C);
}
else
{
uart_sendbyte(ptr,MODEM_NAK);
}
}
else
{
uart_sendbyte(ptr,MODEM_ACK);
}
}
}
return ret;
}
int block_num_check(uart_ymodem_t *ptr)
{
u8 blk,cblk;
int stat, ret = 0;
/**************** check blk and blk complement *********************/
stat = uart_recvbytetimeout(ptr,&blk); //blk num,bytes 2
if (stat != 0)
{
ret = -1;
}
printf(" blk num = %x\r\n", blk);
stat = uart_recvbytetimeout(ptr,&cblk); //block num complement,bytes 3
if (stat != 0)
{
ret = -1;
}
// printf(" block num cmpl = %x\r\n",cblk);
if (blk+cblk != 0xff)
{
ret = -1;
}
return ret;
}
int calc_file_name_size(uart_ymodem_t *ptr,u8* bufptr)
{
int ret = 0;
u8* nameptr = ptr->filename;
while (*bufptr != '\0'){
*nameptr++ = *bufptr++;
}
*nameptr = '\0';
bufptr++;
while (*bufptr == ' ')
{
bufptr++;
}
//file length
ptr->filelen = buf_filelen(bufptr);
return ret;
}
int crc_check(uart_ymodem_t *ptr)
{
u8 crch, crcl;
u8 *in_ptr;
int stat,i,ret = 0;
u32 cksum = 0;
stat = uart_recvbytetimeout(ptr,&crch); //CRC byte 1
if (stat != 0){
ret = 1;
}
// printf(" char recved CRC byte 1 = %x\r\n", crch);
if (ptr->crc_mode){
stat = uart_recvbytetimeout(ptr,&crcl); //CRC byte 2
if (stat != 0){
ret = 1;
}
}
// printf(" char recved CRC byte 2 = %x\r\n", crcl);
#if CRC_CHECK
for (i=0; i<ptr->len; i++) //sum check for last block
{
cksum += ptr->uart_rcv_buf[i];
}
if(cksum == 0)
{
ret = 2;
return ret;
}
if (ptr->crc_mode)
{
in_ptr = ptr->uart_rcv_buf;
cksum = 0;
for (stat=ptr->len ; stat>0; stat--)
{
cksum = cksum^(int)(*in_ptr++) << 8;
for (i=8; i !=0; i--)
{
if (cksum & 0x8000)
cksum = cksum << 1 ^ 0x1021;
else
cksum = cksum << 1;
}
}
cksum &= 0xffff;
if (cksum != (crch<<8 | crcl))
{
ptr->rec_err = 1;
ret = 1;
}
}
else
{
for (i=0; i<ptr->len; i++) //sum check
{
cksum += ptr->uart_rcv_buf[i];
}
if ((cksum&0xff)!=crch)
{
ptr->rec_err = 1;
ret = 1;
}
}
#endif
return ret;
}
#if DUMP_DATA
void flash_dump_data(uart_ymodem_t *ptr)
{
int i,offset = 0;
u32 data;
printf("flash dump data");
for(i = 0;i< ptr->filelen;i+=4){
flash_read_word(&ptr->flash, ptr->image_address + 0x10 + offset, &data);
offset += 4;
printf("%x ",data);
}
}
#endif
#if defined(CONFIG_PLATFORM_8711B)
int data_write_to_flash(uart_ymodem_t *ptr)
{
int ret = 0;
u8 *pImgId = NULL;
u32 buf_offset = 0;
u32 write_len = 0;
uint32_t uart_ota_target_index = OTA_INDEX_2;
if(!hd_flags){
/* check OTA index we should update */
if (ota_get_cur_index() == OTA_INDEX_1) {
uart_ota_target_index = OTA_INDEX_2;
printf("OTA2 address space will be upgraded\n");
} else {
uart_ota_target_index = OTA_INDEX_1;
printf("OTA1 address space will be upgraded\n");
}
pImgId = (u8 *)&OtaImgId[uart_ota_target_index];
/* -----step3: parse firmware file header and get the target OTA image header-----*/
/* parse firmware file header and get the target OTA image header-----*/
if(!get_ota_tartget_header(ptr->uart_rcv_buf, ptr->len, &OtaTargetHdr, pImgId)){
printf("\n\rget OTA header failed\n");
return 1;
}
/*get new image addr and check new address validity*/
if(!get_ota_address(uart_ota_target_index, &ptr->image_address, &OtaTargetHdr)){
printf("\n\rget OTA address failed\n");
return 1;
}
/*get new image length from the firmware header*/
IMAGE_LEN = OtaTargetHdr.FileImgHdr.ImgLen;
/*-------------------step4: erase flash space for new firmware--------------*/
/*erase flash space new OTA image */
erase_ota_target_flash(ptr->image_address, IMAGE_LEN);
/*erase flash space for new RDP image*/
if(OtaTargetHdr.RdpStatus == ENABLE) {
device_mutex_lock(RT_DEV_LOCK_FLASH);
flash_erase_sector(&ptr->flash, RDP_FLASH_ADDR - SPI_FLASH_BASE);
device_mutex_unlock(RT_DEV_LOCK_FLASH);
}
IMAGE_OFFSET = OtaTargetHdr.FileImgHdr.Offset;
hd_flags = 1;
}
//printf("\n\r file_offset = %d ptr->len = %d", file_offset, ptr->len);
/*---------step5: download new firmware from server and write it to flash--------*/
if(IMAGE_OFFSET >= file_offset && IMAGE_OFFSET < file_offset + ptr->len){
buf_offset = IMAGE_OFFSET - file_offset;
write_len = ptr->len - buf_offset;
file_offset += ptr->len;
if(!sig_flags){
if(write_len < 8){
sig_cnt = write_len;
}else{
sig_cnt = 8;
sig_flags = 1;
}
_memcpy(uart_signature, ptr->uart_rcv_buf + buf_offset, sig_cnt);
buf_offset += sig_cnt;
flash_offset += sig_cnt;
write_len -= sig_cnt;
if(!write_len)
return ret;
}
}else if(IMAGE_OFFSET < file_offset && IMAGE_OFFSET + IMAGE_LEN >= file_offset + ptr->len){
buf_offset = 0;
write_len = ptr->len;
file_offset += ptr->len;
if(!sig_flags){
_memcpy(uart_signature + sig_cnt, ptr->uart_rcv_buf + buf_offset, 8 - sig_cnt);
sig_cnt = 8 - sig_cnt;
buf_offset += sig_cnt;
flash_offset += sig_cnt;
write_len -= sig_cnt;
sig_flags = 1;
}
}else if(IMAGE_OFFSET + IMAGE_LEN > file_offset && IMAGE_OFFSET + IMAGE_LEN < file_offset + ptr->len){
buf_offset = 0;
write_len = IMAGE_OFFSET + IMAGE_LEN - file_offset;
file_offset += ptr->len;
}else{
file_offset += ptr->len;
return ret;
}
device_mutex_lock(RT_DEV_LOCK_FLASH);
if(flash_stream_write(&ptr->flash, ptr->image_address + flash_offset - SPI_FLASH_BASE, write_len, ptr->uart_rcv_buf + buf_offset) < 0){
printf("\n\r[%s] Write sector failed", __FUNCTION__);
device_mutex_unlock(RT_DEV_LOCK_FLASH);
return 1;
}
device_mutex_unlock(RT_DEV_LOCK_FLASH);
flash_offset += write_len;
flash_write_len += write_len;
return ret;
}
int set_signature(uart_ymodem_t *ptr)
{
int ret = 1 ;
uint32_t uart_ota_target_index = OTA_INDEX_2;
if(ptr->image_address == OTA1_ADDR)
uart_ota_target_index = OTA_INDEX_1;
else
uart_ota_target_index = OTA_INDEX_2;
if((flash_write_len <= 0) || (flash_write_len != (OtaTargetHdr.FileImgHdr.ImgLen - 8))) {
printf("\n\rdownload new firmware failed\n");
return 1;
}
printf("\n\r[%s] %s\n", __FUNCTION__, uart_signature);
/*-------------step6: verify checksum and update signature-----------------*/
if(verify_ota_checksum(ptr->image_address, flash_write_len, uart_signature, &OtaTargetHdr)){
if(!change_ota_signature(ptr->image_address, uart_signature, uart_ota_target_index)) {
printf("\n%s: change signature failed\n", __FUNCTION__);
return 1;
}
ret = 0;
} else {
/*if checksum error, clear the signature zone which has been
written in flash in case of boot from the wrong firmware*/
#if 1
device_mutex_lock(RT_DEV_LOCK_FLASH);
flash_erase_sector(&ptr->flash, ptr->image_address - SPI_FLASH_BASE);
device_mutex_unlock(RT_DEV_LOCK_FLASH);
#endif
}
return ret;
}
#else
int data_write_to_flash(uart_ymodem_t *ptr)
{
int ret = 0;
// uint32_t update_image_address = IMAGE_TWO;
static int offset = 0x0;
u32 data;
static int flags = 1; //write update image header only once
// int file_blk_size = 0
flash_read_word(&ptr->flash, OFFSET_DATA, &data);
// file_blk_size = ((ptr->filelen - 1)/4096) + 1;
if(data == ~0x0){
flash_write_word(&ptr->flash, OFFSET_DATA, ptr->image_address);
}
// printf("image_address get from flash = 0x%x\n\r",ptr->image_address);
//erase flash where to be written,since ymodem blk size can be 128 or 1024,so, erase once when gather 4096
if(offset ==0 || (offset % 4096)==0){
flash_erase_sector(&ptr->flash, ptr->image_address + offset);
}
//write to flash
//write back image size and address
if(!flags){
flash_write_word(&ptr->flash, ptr->image_address, ptr->filelen);
flash_write_word(&ptr->flash, ptr->image_address+4,0x10004000);
flags = 1;
}
// ymodem_flashwrite(update_image_address + offset, ptr->uart_rcv_buf, ptr->len);
device_mutex_lock(RT_DEV_LOCK_FLASH);
flash_stream_write(&ptr->flash, ptr->image_address+offset, ptr->len, ptr->uart_rcv_buf);
device_mutex_unlock(RT_DEV_LOCK_FLASH);
offset += ptr->len;
return ret;
}
int set_signature(uart_ymodem_t *ptr)
{
int ret = 0;
uint32_t sig_readback0,sig_readback1;
uint32_t oldimg2addr;
//old image address
flash_read_word(&ptr->flash, 0x18, &oldimg2addr);
oldimg2addr = (oldimg2addr&0xFFFF)*1024;
printf(" lod image address 0x%x\n\r",oldimg2addr);
//Set signature in New Image 2 addr + 8 and + 12
// flash_write_word(&ptr->flash,ptr->image_address + 8, 0x35393138);//0x35393138
// flash_write_word(&ptr->flash,ptr->image_address + 12, 0x31313738);
// flash_read_word(&ptr->flash, ptr->image_address + 8, &sig_readback0);
// flash_read_word(&ptr->flash, ptr->image_address + 12, &sig_readback1);
// printf(" new signature %x,%x,\n\r",sig_readback0, sig_readback1);
#if 1
flash_write_word(&ptr->flash,oldimg2addr + 8, 0x35393130);
flash_write_word(&ptr->flash,oldimg2addr + 12, 0x31313738);
flash_read_word(&ptr->flash, oldimg2addr + 8, &sig_readback0);
flash_read_word(&ptr->flash, oldimg2addr + 12, &sig_readback1);
printf(" old signature %x,%x\n\r",sig_readback0, sig_readback1);
#endif
printf(" set signature success!\n\r");
return ret;
}
#endif
#if AUTO_REBOOT
void auto_reboot(void)
{
#if defined(CONFIG_PLATFORM_8711B)
//wifi_off();
/* Set processor clock to default before system reset */
//HAL_WRITE32(SYSTEM_CTRL_BASE, REG_SYS_CLK_CTRL1, 0x00000021);
CPU_ClkSet(CLK_31_25M);
osDelay(100);
/* CPU reset: Cortex-M3 SCB->AIRCR*/
NVIC_SystemReset();
#else
// Set processor clock to default before system reset
HAL_WRITE32(SYSTEM_CTRL_BASE, 0x14, 0x00000021);
osDelay(100);
// Cortex-M3 SCB->AIRCR
HAL_WRITE32(0xE000ED00, 0x0C, (0x5FA << 16) | // VECTKEY
(HAL_READ32(0xE000ED00, 0x0C) & (7 << 8)) | // PRIGROUP
(1 << 2)); // SYSRESETREQ
while(1) osDelay(1000);
#endif
}
#endif
static void uart_ymodem_thread(void* param)
{
u8 ch;
u32 stat, error_bit = 0, transfer_over = 0;
u32 can_counter = 0, eot_counter = 0;
u32 i, send_count = 0 , ret = 0;
static int first_time = 1;
uart_ymodem_t *ymodem_ptr = (uart_ymodem_t *)param;
printf(" ==>uart ymodem_task\r\n");
while(1)
{
//wait 2min,2*60*1000/100
if(send_count >= (2*60*10)){
error_bit = 6;
printf("no response after 2min\r\n");
goto exit;
}
else{
if (ymodem_ptr->crc_mode){
uart_sendbyte(ymodem_ptr,MODEM_C); //first receiver send c
}
else{
uart_sendbyte(ymodem_ptr,MODEM_NAK);
}
send_count++;
}
if(xSemaphoreTake(ymodem_ptr->uart_rx_sema, 0) == pdTRUE){
//RtlUpSema(&ymodem_ptr->uart_rx_sema);
rtw_up_sema(&ymodem_ptr->uart_rx_sema);
break;
}
else
// send every 100ms
vTaskDelay(100);
}
start:
while(xSemaphoreTake(ymodem_ptr->uart_rx_sema, portMAX_DELAY) == pdTRUE){
// ymodem_ptr->tick_current = ymodem_ptr->tick_last_update = xTaskGetTickCount();
ymodem_ptr->tick_current = xTaskGetTickCount();
while((int)(ymodem_ptr->tick_current - ymodem_ptr->tick_last_update) < 50 ){
ymodem_ptr->tick_current = xTaskGetTickCount();
vTaskDelay(5);
}
printf("uart_recv_index = %d current=%d last=%d\r\n",ymodem_ptr->uart_recv_index, ymodem_ptr->tick_current, ymodem_ptr->tick_last_update);
/*uart data recv done and process what we have recvied*/
stat = uart_recvbytetimeout(ymodem_ptr,&ch);
if (stat == 0)
{
switch (ch)
{
case MODEM_SOH :
ymodem_ptr->len = 128;
// printf(" char recved was MODEM_SOH!\r\n");
break;
case MODEM_STX :
ymodem_ptr->len = 1024;
// printf(" char recved was MODEM_STX!\r\n");
break;
case MODEM_CAN :
if ((++can_counter) >= MODEM_CAN_COUNT)
{
error_bit = 1;
goto exit;
}
// printf(" char recved was MODEM_CAN!\r\n");
break;
case MODEM_EOT :
// printf(" char recved was MODEM_EOT!\r\n");
if ((++eot_counter) >= MODEM_EOT_COUNT)
{
uart_sendbyte(ymodem_ptr,MODEM_ACK);
if (ymodem_ptr->modemtype == 2) //Ymodem protocol
{
uart_sendbyte(ymodem_ptr,MODEM_C); //first send a C
uart_sendbyte(ymodem_ptr,MODEM_ACK); //then send ack
uart_sendbyte(ymodem_ptr,MODEM_C); // and then send c
modem_cancle(ymodem_ptr); //cancel the transits
}
transfer_over = 1;
goto exit;
}
else
{
uart_sendbyte(ymodem_ptr,MODEM_ACK);
uart_sendbyte(ymodem_ptr,MODEM_C);
goto start;
}
break;
default:
error_bit = 1;
goto exit;
break;
}
}
//block num check
if(block_num_check(ymodem_ptr)){
error_bit = 2;
goto exit;
}
#if CONFIG_CALC_FILE_SIZE
// calculate file name and file size
if(ymodem_ptr->nxt_num == 0 && first_time){
error_bit = calc_file_name_size(ymodem_ptr,&ymodem_ptr->uart_irq_buf[3]);
// first_time = 0;
}
#endif
//copy data from uart irq buf to uart recv buf without header
for (i=0; i<ymodem_ptr->len; i++)
{
stat = uart_recvbytetimeout(ymodem_ptr,&ymodem_ptr->uart_rcv_buf[i]);
// printf(" data recv[%d] =%x\r\n",i,ymodem_ptr->uart_rcv_buf[i]);
}
//write data to flash,but do not write first block data
if(ymodem_ptr->nxt_num != 0 || !first_time){
if(data_write_to_flash(ymodem_ptr)){
error_bit = 3;
goto exit;
}
first_time = 0;
}
//crc check
ret = crc_check(ymodem_ptr);
if(ret == 1){
error_bit = 4;
goto exit;
}
else if(ret == 2 && ymodem_ptr->nxt_num == 0xff){
printf(" next num = %x\r\n",ymodem_ptr->nxt_num);
transfer_over = 1;
goto exit;
}
#if 0 //avoid skip block
uart_ymodem->cur_num = blk;
if (blk != uart_ymodem->nxt_num)
{
error_bit = -1;
}
#endif
ymodem_ptr->nxt_num++;
ymodem_ptr->rec_err=0;
//start another round
if(start_next_round(ymodem_ptr)){
error_bit = 5;
printf(" start next round failed!\r\n");
goto exit;
}
}
exit:
//if anything goes wrong or transfer over,we kill ourself.
if(error_bit || transfer_over){
if(error_bit)
printf("error!!! error bit = %d\r\n",error_bit);
else{
printf(" [%s, %d Bytes] transfer_over!\r\n",ymodem_ptr->filename,ymodem_ptr->filelen);
ret = set_signature(ymodem_ptr);
#if DUMP_DATA
flash_dump_data(ymodem_ptr);
#endif
#if AUTO_REBOOT
if(!ret){
printf("\n\r[%s] Ready to reboot\r\n", __FUNCTION__);
auto_reboot();
}
#endif
}
}
first_time = 1;
uart_ymodem_deinit(ymodem_ptr);
vTaskDelete(NULL);
}
int uart_ymodem(void)
{
int ret = 0;
uart_ymodem_t *uart_ymodem_ptr;
printf("uart ymodem update start\r\n");
//uart_ymodem_ptr = (uart_ymodem_t *)RtlMalloc(sizeof(uart_ymodem_t));
uart_ymodem_ptr = (uart_ymodem_t *)rtw_malloc(sizeof(uart_ymodem_t));
if(!uart_ymodem_ptr){
printf("uart ymodem malloc fail!\r\n");
ret = -1;
return ret;
}
uart_ymodem_init(uart_ymodem_ptr);
if(ret == -1){
ret = -1;
return ret;
}
//uart initial
uart_init(uart_ymodem_ptr);
if(xTaskCreate(uart_ymodem_thread, ((const char*)"uart_ymodem_thread"), UART_YMODEM_TASK_DEPTH, uart_ymodem_ptr, UART_YMODEM_TASK_PRIORITY, NULL) != pdPASS)
printf("%s xTaskCreate(uart_thread) failed\r\n", __FUNCTION__);
return ret;
}