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data works! ok doesn't!

This commit is contained in:
yul 2022-05-22 23:44:17 +02:00
parent 8ee6dff899
commit 3672c0f986
3 changed files with 19 additions and 11 deletions
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5
iap.c
View File

@ -97,15 +97,16 @@ void iap_copy_to_flash(error_code* status, int dst_flash, uint32_t* src_ram, int
//iap_prepare_sectors(status, dst_flash, dst_flash+num_bytes);
command[0] = 51;
command[1] = dst_flash;
command[2] = *src_ram;
command[2] = src_ram;
command[3] = num_bytes;
command[4] = 100000;
iap_entry_wrapped();
if(output[0] == IAP_CMD_SUCCESS) {
iap_everything_is_alright();
*status = 0;
}else{
iap_something_went_wrong(output[0]);
*status = -1;
*status = output[0];
}
}

7
uart.c
View File

@ -34,11 +34,12 @@ void uart_init(uint32_t baudrate){
void uart_send(char* buff, uint32_t length){
int tmp;
while (length-- != 0 ){
LPC_UART0->THR = *buff++;
//LPC_UART0->THR = *buff++;
while(((LPC_UART0->LSR)&(1<<5)) == 0);//stuck in while when U1THR contains valid data
LPC_UART0->THR = *buff++;
tmp = LPC_UART0->RBR;
LPC_GPIO2->FIOCLR = 0xff;
LPC_GPIO2->FIOSET = tmp;
//LPC_GPIO2->FIOCLR = 0xff;
//LPC_GPIO2->FIOSET = tmp;
}
}

18
uart_commands.c
View File

@ -1,6 +1,6 @@
#include "uart_commands.h"
static uint8_t data[4096];
static uint8_t data[1024];
char OK[5] = "OK\r\n";
char ERR[6] = "ERR\r\n";
@ -42,35 +42,41 @@ error_code uart_commands_data(error_code* status, int size, crc_t* checksum_glob
iap_prepare_sectors(status, APP_OFFSET, APP_OFFSET+size/4095+1);
iap_erase_sectors(status, APP_OFFSET, APP_OFFSET+size/4095+1);
iap_prepare_sectors(status, APP_OFFSET, APP_OFFSET+size/4095+1);
*checksum_global = crc_update(*checksum_global, data, size);
while(tmp >= 4096){
iap_copy_to_flash(status, offset/0x1000, &checksum_loc, 4096);
iap_copy_to_flash(status, offset/0x1000, checksum_global, 4096);
if(*status != ok){
uart_send(ERR, 6);
return *status;
}
tmp = tmp - 4096;
}
while(tmp >= 1024){
iap_copy_to_flash(status, offset/0x1000, &checksum_loc, 1024);
//iap_copy_to_flash(status, offset/0x1000, checksum_global, 1024);
iap_copy_to_flash(status, offset, checksum_global, 1024);
if(*status != ok){
uart_send(ERR, 6);
return *status;
}
tmp = tmp - 1024;
}
while(tmp >= 512){
iap_copy_to_flash(status, offset/0x1000, &checksum_loc, 512);
iap_copy_to_flash(status, offset/0x1000, checksum_global, 512);
if(*status != ok){
uart_send(ERR, 6);
return *status;
}
tmp = tmp - 512;
}
while(tmp >= 256){
iap_copy_to_flash(status, offset/0x1000, &checksum_loc, 256);
iap_copy_to_flash(status, offset/0x1000, checksum_global, 256);
if(*status != ok){
uart_send(ERR, 6);
return *status;
}
tmp = tmp - 256;
}
*checksum_global = crc_update(*checksum_global, data, size);
uart_send(OK, 4);
return ok;
}else{
uart_send(ERR, 6);