forked from gicking/stm8gal
/
bootloader.c
1549 lines (1284 loc) · 46.2 KB
/
bootloader.c
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/**
\file bootloader.c
\author G. Icking-Konert
\date 2014-03-14
\version 0.1
\brief implementation of STM bootloader routines
implementation of of STM bootloader routines
*/
#include "bootloader.h"
#include "main.h"
#include "serial_comm.h"
#include "spi_spidev_comm.h"
#include "spi_Arduino_comm.h"
#include "misc.h"
#include "globals.h"
/**
\fn uint8_t bsl_sync(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode)
\brief synchronize to microcontroller BSL
\param[in] ptrPort handle to communication port
\param[in] physInterface bootloader interface: 0=UART (default), 1=SPI
\param[in] uartMode UART bootloader mode: 0=duplex, 1=1-wire reply, 2=2-wire reply
\return synchronization status (0=ok, 1=fail)
synchronize to microcontroller BSL, e.g. baudrate. If already synchronized
checks for NACK
*/
uint8_t bsl_sync(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode) {
int i, count;
int lenTx, lenRx, len;
char Tx[1000], Rx[1000];
// print message
printf(" synchronize ... ");
fflush(stdout);
// init receive buffer
for (i=0; i<1000; i++)
Rx[i] = 0;
// check if port is open
if (!ptrPort) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_sync()': port not open, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// purge UART input buffer
if (physInterface == 0) {
flush_port(ptrPort);
}
// construct SYNC command
lenTx = 1;
Tx[0] = SYNCH;
lenRx = 1;
count = 0;
do {
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_sync()': sending command failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
// increase retry counter
count++;
// avoid flooding the STM8
SLEEP(10);
} while ((count<15) && ((len!=lenRx) || ((Rx[0]!=ACK) && (Rx[0]!=NACK))));
// check if ok
if ((len==lenRx) && (Rx[0]==ACK)) {
printf("ok (ACK)\n");
fflush(stdout);
}
else if ((len==lenRx) && (Rx[0]==NACK)) {
printf("ok (NACK)\n");
fflush(stdout);
}
else if (len==lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_sync()': wrong response 0x%02x from BSL, exit!\n\n", (uint8_t) (Rx[0]));
Exit(1, g_pauseOnExit);
}
else {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_sync()': no response from BSL, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// return success
return(0);
} // bsl_sync
/**
\fn uint8_t bsl_getInfo(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, int *flashsize, uint8_t *vers, uint8_t *family)
\brief get microcontroller type and BSL version (for correct w/e routines)
\param[in] ptrPort handle to communication port
\param[in] physInterface bootloader interface: 0=UART (default), 1=SPI
\param[in] uartMode UART bootloader mode: 0=duplex, 1=1-wire reply, 2=2-wire reply
\param[out] flashsize size of flashsize in kB (required for correct W/E routines)
\param[out] vers BSL version number (required for correct W/E routines)
\param[out] family STM8 family (STM8S=1, STM8L=2)
\return communication status (0=ok, 1=fail)
query microcontroller type and BSL version info. This information is required
to select correct version of flash write/erase routines
*/
uint8_t bsl_getInfo(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, int *flashsize, uint8_t *vers, uint8_t *family) {
int i;
int lenTx, lenRx, len;
char Tx[1000], Rx[1000];
// print message
if (g_verbose == 2)
printf(" determine device ... ");
fflush(stdout);
// init receive buffer
for (i=0; i<1000; i++)
Rx[i] = 0;
// check if port is open
if (!ptrPort) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': port not open, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// purge input buffer
flush_port(ptrPort);
SLEEP(50); // seems to be required for some reason
/////////
// determine device flash size for selecting w/e routines (flash starts at PFLASH_START)
/////////
// reduce timeout for faster check
if (physInterface == 0) {
set_timeout(ptrPort, 200);
}
// check address of EEPROM. STM8L starts at 0x1000, STM8S starts at 0x4000
if (bsl_memCheck(ptrPort, physInterface, uartMode, 0x004000)) // STM8S
{
*family = STM8S;
#ifdef DEBUG
printf("family STM8S\n");
#endif
}
else if (bsl_memCheck(ptrPort, physInterface, uartMode, 0x00100)) // STM8L
{
*family = STM8L;
#ifdef DEBUG
printf("family STM8L\n");
#endif
}
else {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': cannot identify family, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// check if adress in flash exists. Check highest flash address to determine size
if (bsl_memCheck(ptrPort, physInterface, uartMode, 0x047FFF)) // extreme density (256kB)
*flashsize = 256;
else if (bsl_memCheck(ptrPort, physInterface, uartMode, 0x027FFF)) // high density (128kB)
*flashsize = 128;
else if (bsl_memCheck(ptrPort, physInterface, uartMode, 0x00FFFF)) // medium density (32kB)
*flashsize = 32;
else if (bsl_memCheck(ptrPort, physInterface, uartMode, 0x009FFF)) // low density (8kB)
*flashsize = 8;
else {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': cannot identify device, exit!\n\n");
Exit(1, g_pauseOnExit);
}
#ifdef DEBUG
printf("flash size: %d\n", (int) (*flashsize));
#endif
// restore timeout to avoid timeouts during flash operation
if (physInterface == 0) {
set_timeout(ptrPort, 1000);
}
/////////
// get BSL version
/////////
// construct command
lenTx = 2;
Tx[0] = GET;
Tx[1] = (Tx[0] ^ 0xFF);
lenRx = 9;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': sending command failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': ACK timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check 2x ACKs
if ((Rx[0]!=ACK) || (Rx[8]!=ACK)) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': ACK failure, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// check if command codes are correct (just to be sure)
if (Rx[3] != GET) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': wrong GET code (expect 0x%02x, received 0x%02x), exit!\n\n", GET, Rx[3]);
Exit(1, g_pauseOnExit);
}
if (Rx[4] != READ) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': wrong READ code (expect 0x%02x, received 0x%02x), exit!\n\n", READ, Rx[4]);
Exit(1, g_pauseOnExit);
}
if (Rx[5] != GO) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': wrong GO code (expect 0x%02x, received 0x%02x), exit!\n\n", GO, Rx[5]);
Exit(1, g_pauseOnExit);
}
if (Rx[6] != WRITE) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': wrong WRITE code (expect 0x%02x, received 0x%02x), exit!\n\n", WRITE, Rx[6]);
Exit(1, g_pauseOnExit);
}
if (Rx[7] != ERASE) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_getInfo()': wrong ERASE code (expect 0x%02x, received 0x%02x), exit!\n\n", ERASE, Rx[7]);
Exit(1, g_pauseOnExit);
}
// print BSL data
#ifdef DEBUG
printf(" version 0x%02x\n", Rx[2]);
printf(" command codes:\n");
printf(" GET 0x%02x\n", Rx[3]);
printf(" READ 0x%02x\n", Rx[4]);
printf(" GO 0x%02x\n", Rx[5]);
printf(" WRITE 0x%02x\n", Rx[6]);
printf(" ERASE 0x%02x\n", Rx[7]);
fflush(stdout);
#endif
// copy version number
*vers = Rx[2];
// print message
if (g_verbose == 1) {
if (*family == STM8S)
printf(" found STM8S; %dkB flash; BSL v%x.%x\n", *flashsize, (((*vers)&0xF0)>>4), ((*vers) & 0x0F));
else
printf(" found STM8L; %dkB flash; BSL v%x.%x\n", *flashsize, (((*vers)&0xF0)>>4), ((*vers) & 0x0F));
}
else if (g_verbose == 2) {
if (*family == STM8S)
printf("ok (STM8S; %dkB flash; BSL v%x.%x)\n", *flashsize, (((*vers)&0xF0)>>4), ((*vers) & 0x0F));
else
printf("ok (STM8L; %dkB flash; BSL v%x.%x)\n", *flashsize, (((*vers)&0xF0)>>4), ((*vers) & 0x0F));
}
fflush(stdout);
// avoid compiler warnings
return(0);
} // bsl_getInfo
/**
\fn uint8_t bsl_memRead(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, uint32_t addrStart, uint32_t numBytes, char *buf)
\brief read from microcontroller memory
\param[in] ptrPort handle to communication port
\param[in] physInterface bootloader interface: 0=UART (default), 1=SPI
\param[in] uartMode UART bootloader mode: 0=duplex, 1=1-wire reply, 2=2-wire reply
\param[in] addrStart starting address to read from
\param[in] numBytes number of bytes to read
\param[in] buf buffer to store data to
\return communication status (0=ok, 1=fail)
read from microcontroller memory via READ command
*/
uint8_t bsl_memRead(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, uint32_t addrStart, uint32_t numBytes, char *buf) {
int i, lenTx, lenRx, len;
char Tx[1000], Rx[1000];
uint32_t addrTmp, addrStep, addrEnd, idx=0;
// for printing progress
addrEnd = addrStart+numBytes-1;
// print message
if (g_verbose == 2) {
if (numBytes > 1024)
printf(" read %1.1fkB (0x%04x to 0x%04x) ", (float) numBytes/1024.0, (int) addrStart, (int) addrEnd);
else
printf(" read %dB (0x%04x to 0x%04x) ", numBytes, (int) addrStart, (int) addrEnd);
}
else if (g_verbose == 1) {
if (numBytes > 1024)
printf(" read %1.1fkB ", (float) numBytes/1024.0);
else
printf(" read %dB ", numBytes);
}
else if (g_verbose == 0) {
printf(" read ");
}
fflush(stdout);
// init receive buffer
for (i=0; i<1000; i++)
Rx[i] = 0;
// check if port is open
if (!ptrPort) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': port not open, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// init data buffer
for (i=0; i<numBytes; i++)
buf[i] = 0;
// loop over addresses in <=256B steps
idx = 0;
addrStep = 256;
for (addrTmp=addrStart; addrTmp<=addrEnd; addrTmp+=addrStep) {
// if addr too close to end of range reduce stepsize
if (addrTmp+256 > addrStart+numBytes)
addrStep = addrStart+numBytes-addrTmp;
/////
// send read command
/////
// construct command
lenTx = 2;
Tx[0] = READ;
Tx[1] = (Tx[0] ^ 0xFF);
lenRx = 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': sending command failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': ACK1 timeout, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': ACK1 failure 0x%2x, exit!\n\n", Rx[0]);
Exit(1, g_pauseOnExit);
}
/////
// send address
/////
// construct address + checksum (XOR over address)
lenTx = 5;
Tx[0] = (char) (addrTmp >> 24);
Tx[1] = (char) (addrTmp >> 16);
Tx[2] = (char) (addrTmp >> 8);
Tx[3] = (char) (addrTmp);
Tx[4] = (Tx[0] ^ Tx[1] ^ Tx[2] ^ Tx[3]);
lenRx = 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': sending address failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': ACK2 timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': ACK2 failure, exit!\n\n");
Exit(1, g_pauseOnExit);
}
/////
// send number of bytes
/////
// construct number of bytes + checksum
lenTx = 2;
Tx[0] = addrStep-1; // -1 from BSL
Tx[1] = (Tx[0] ^ 0xFF);
lenRx = addrStep + 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': sending range failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1) {
len = receive_spi_spidev(ptrPort, lenRx, Rx);
//printf("0x%02x 0x%02x 0x%02x\n", Rx[0], Rx[1], Rx[2]); fflush(stdout); getchar();
}
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': data timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memRead()': ACK3 failure, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// copy data to buffer
for (i=1; i<lenRx; i++) {
buf[idx++] = Rx[i];
//printf("%d 0x%02x\n", i, (uint8_t) (Rx[i])); fflush(stdout); getchar();
}
// print progress
if ((idx % 1024) == 0) {
if (g_verbose == 2) {
if (numBytes > 1024)
printf("%c read %1.1fkB (0x%04x to 0x%04x) ", '\r', (float) idx/1024.0, (int) addrStart, (int) addrEnd);
else
printf("%c read %dB (0x%04x to 0x%04x) ", '\r', idx, (int) addrStart, (int) addrEnd);
}
else if (g_verbose == 1) {
if (numBytes > 1024)
printf("%c read %1.1fkB ", '\r', (float) idx/1024.0);
else
printf("%c read %dB ", '\r', idx);
}
else if (g_verbose == 0) {
printf(".");
}
fflush(stdout);
}
} // loop over address range
// print message
if (g_verbose == 2) {
if (numBytes > 1024)
printf("%c read %1.1fkB (0x%04x to 0x%04x) ... ", '\r', (float) idx/1024.0, (int) addrStart, (int) addrEnd);
else
printf("%c read %dB (0x%04x to 0x%04x) ... ", '\r', idx, (int) addrStart, (int) addrEnd);
printf("ok\n");
}
else if (g_verbose == 1) {
if (numBytes > 1024)
printf("%c read %1.1fkB ... ", '\r', (float) idx/1024.0);
else
printf("%c read %dB ... ", '\r', idx);
printf("ok\n");
}
else if (g_verbose == 0) {
printf(" ok\n");
}
fflush(stdout);
// debug: print buffer
/*
printf("\n");
printf("idx addr value\n");
for (i=0; i<numBytes; i++) {
printf("%3d 0x%04x 0x%02x\n", i+1, (int) (addrStart+i), (uint8_t) (buf[i]));
}
printf("\n");
fflush(stdout);
*/
// avoid compiler warnings
return(0);
} // bsl_memRead
/**
\fn uint8_t bsl_memCheck(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, uint32_t addr)
\brief check if address exists
\param[in] ptrPort handle to communication port
\param[in] physInterface bootloader interface: 0=UART (default), 1=SPI
\param[in] uartMode UART bootloader mode: 0=duplex, 1=1-wire reply, 2=2-wire reply
\param[in] addr address to check
\return communication status (0=ok, 1=fail)
check if microcontrolles address exists. Specifically read 1B from microcontroller
memory via READ command. If it fails, memory doesn't exist. Used to get STM8 type
*/
uint8_t bsl_memCheck(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, uint32_t addr) {
int i, lenTx, lenRx, len;
char Tx[1000], Rx[1000];
// init receive buffer
for (i=0; i<1000; i++)
Rx[i] = 0;
// check if port is open
if (!ptrPort) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': port not open, exit!\n\n");
Exit(1, g_pauseOnExit);
}
/////
// send read command
/////
// construct command
lenTx = 2;
Tx[0] = READ;
Tx[1] = (Tx[0] ^ 0xFF);
lenRx = 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': sending command failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': ACK1 timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': ACK1 failure 0x%2x, exit!\n\n", Rx[0]);
Exit(1, g_pauseOnExit);
}
/////
// send address
/////
// construct address + checksum (XOR over address)
lenTx = 5;
Tx[0] = (char) (addr >> 24);
Tx[1] = (char) (addr >> 16);
Tx[2] = (char) (addr >> 8);
Tx[3] = (char) (addr);
Tx[4] = (Tx[0] ^ Tx[1] ^ Tx[2] ^ Tx[3]);
lenRx = 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': sending address failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': ACK2 timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge -> on NACK memory cannot be read -> return 0
if (Rx[0]!=ACK) {
return(0);
}
/////
// send number of bytes to read
/////
// construct number of bytes + checksum
lenTx = 2;
Tx[0] = 1-1; // -1 from BSL
Tx[1] = (Tx[0] ^ 0xFF);
lenRx = 2;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': sending range failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': data timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_memCheck()': ACK3 failure, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// memory read succeeded -> memory exists
return(1);
} // bsl_memCheck
/**
\fn uint8_t bsl_flashSectorErase(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, uint32_t addr)
\brief erase one microcontroller flash sector
\param[in] ptrPort handle to communication port
\param[in] physInterface bootloader interface: 0=UART (default), 1=SPI
\param[in] uartMode UART bootloader mode: 0=duplex, 1=1-wire reply, 2=2-wire reply
\param[in] addr adress within 1kB sector to erase
\return communication status (0=ok, 1=fail)
sector erase for microcontroller flash
*/
uint8_t bsl_flashSectorErase(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode, uint32_t addr) {
int i;
int lenTx, lenRx, len;
char Tx[1000], Rx[1000];
uint8_t sector;
// calculate sector code
sector = (addr - PFLASH_START)/PFLASH_BLOCKSIZE;
// print message
if (addr>0xFFFFFF)
printf(" erase flash address 0x%08x (code 0x%02x) ... ", addr, sector);
else if (addr>0xFFFF)
printf(" erase flash address 0x%06x (code 0x%02x) ... ", addr, sector);
else
printf(" erase flash address 0x%04x (code 0x%02x) ... ", addr, sector);
fflush(stdout);
// init receive buffer
for (i=0; i<1000; i++)
Rx[i] = 0;
// check if port is open
if (!ptrPort) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': port not open, exit!\n\n");
Exit(1, g_pauseOnExit);
}
/////
// send erase command
/////
// construct command
lenTx = 2;
Tx[0] = ERASE;
Tx[1] = (Tx[0] ^ 0xFF);
lenRx = 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': sending command failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
#endif
else if (physInterface == 2)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': ACK1 timeout (expect %d, received %d), exit!\n\n", lenRx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': ACK1 failure, exit!\n\n");
Exit(1, g_pauseOnExit);
}
/////
// send code of sector to erase
/////
// construct pattern
lenTx = 3;
Tx[0] = 0x00; // number of sectors to erase -1 (here only 1 sector)
Tx[1] = sector;
Tx[2] = (Tx[0] ^ Tx[1]);
lenRx = 1;
// send command
if (physInterface == 0)
len = send_port(ptrPort, uartMode, lenTx, Tx);
#if defined(USE_SPIDEV)
else if (physInterface == 1)
len = send_spi_spidev(ptrPort, lenTx, Tx);
#endif
else if (physInterface == 2)
len = send_spi_Arduino(ptrPort, lenTx, Tx);
if (len != lenTx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': sending sector failed (expect %d, sent %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// receive response
if (physInterface == 0)
len = receive_port(ptrPort, uartMode, lenRx, Rx);
#if defined(USE_SPIDEV)
else if (physInterface == 1) {
SLEEP(40); // wait >30ms*(N=0+1) for sector erase before requesting response (see UM0560, SPI timing)
len = receive_spi_spidev(ptrPort, lenRx, Rx);
}
#endif
else if (physInterface == 2) {
SLEEP(40); // wait >30ms*(N=0+1) for sector erase before requesting response (see UM0560, SPI timing)
len = receive_spi_Arduino(ptrPort, lenRx, Rx);
}
if (len != lenRx) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': ACK2 timeout (expect %d, received %d), exit!\n\n", lenTx, len);
Exit(1, g_pauseOnExit);
}
// check acknowledge
if (Rx[0]!=ACK) {
setConsoleColor(PRM_COLOR_RED);
fprintf(stderr, "\n\nerror in 'bsl_flashSectorErase()': ACK2 failure, exit!\n\n");
Exit(1, g_pauseOnExit);
}
// print message
printf("ok\n");
fflush(stdout);
// avoid compiler warnings
return(0);
} // bsl_flashSectorErase
/**
\fn uint8_t bsl_flashMassErase(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode)
\brief mass erase microcontroller flash
\param[in] ptrPort handle to communication port
\param[in] physInterface bootloader interface: 0=UART (default), 1=SPI
\param[in] uartMode UART bootloader mode: 0=duplex, 1=1-wire reply, 2=2-wire reply
\return communication status (0=ok, 1=fail)
mass erase microcontroller P-flash and D-flash/EEPROM
*/
uint8_t bsl_flashMassErase(HANDLE ptrPort, uint8_t physInterface, uint8_t uartMode) {
int i, lenTx, lenRx, len;
char Tx[1000], Rx[1000];
// print message
printf(" mass erase flash ... ");
fflush(stdout);
// init receive buffer
for (i=0; i<1000; i++)