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avrdude
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Adds TPI-support for FTDI-based programmers with MPSSE 

git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@1151 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Hannes Weisbach 2013-05-02 11:07:00 +00:00
parent 923aa2edab
commit 6a4d3d3964
2 changed files with 18 additions and 18 deletions
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2
ChangeLog
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@ -1,6 +1,8 @@
2013-04-30 Hannes Weisbach <hannes_weisbach@gmx.net>
* tpi.h: Add definition for TPI Identification Code
* avrftdi_tpi.c: Add TPI-support for FTDI-based programmers
* avrftdi_private.h: Add common include file for FTDI-based programmers
2013-04-28 Hannes Weisbach <hannes_weisbach@gmx.net>

34
avrftdi_tpi.c
View File

@ -97,9 +97,8 @@ avrftdi_tpi_initialize(PROGRAMMER * pgm, AVRPART * p)
/*wait at least 20ms bevor issuing spi commands to avr */
usleep(20 * 1000);
log_info("Sending 16 init clock cycles ... ");
log_info("Sending 16 init clock cycles ...\n");
ret = ftdi_write_data(pdata->ftdic, buf, sizeof(buf));
log_info("Done.\n");
return ret;
}
@ -155,12 +154,10 @@ avrftdi_tpi_write_byte(PROGRAMMER * pgm, unsigned char byte)
buffer[3] = frame & 0xff;
buffer[4] = frame >> 8;
log_debug("TPI frame: 0x%02x 0x%02x, data byte 0x%02x\n",
buffer[6], buffer[7], byte);
log_debug("FTDI raw data: 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
buffer[0], buffer[1], buffer[2], buffer[3], buffer[4] /*, buffer[5], buffer[6], buffer[7]*/);
log_trace("Byte %02x, frame: %04x, MPSSE: 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
byte, frame, buffer[0], buffer[1], buffer[2], buffer[3], buffer[4]);
avrftdi_debug_frame(frame);
//avrftdi_debug_frame(frame);
E(ftdi_write_data(ftdic, buffer, sizeof(buffer)) != sizeof(buffer), ftdic);
@ -181,15 +178,15 @@ avrftdi_tpi_read_byte(PROGRAMMER * pgm, unsigned char * byte)
unsigned char buffer[4];
/* set it high, so the PDI won't detect we're driving the line */
/* set it high, so the TPI won't detect we're driving the line */
to_pdata(pgm)->set_pin(pgm, PIN_AVR_MOSI, ON);
buffer[0] = MPSSE_DO_READ | MPSSE_WRITE_NEG | MPSSE_LSB;
buffer[0] = MPSSE_DO_READ | MPSSE_LSB;
buffer[1] = (bytes-1) & 0xff;
buffer[2] = ((bytes-1) >> 8) & 0xff;
buffer[3] = SEND_IMMEDIATE;
log_info("Read request: 0x%02x 0x%02x 0x%02x 0x%02x\n",
log_trace("MPSSE: 0x%02x 0x%02x 0x%02x 0x%02x (Read frame)\n",
buffer[0], buffer[1], buffer[2], buffer[3]);
ftdi_write_data(to_pdata(pgm)->ftdic, buffer, 4);
@ -243,9 +240,9 @@ avrftdi_tpi_program_enable(PROGRAMMER * pgm, AVRPART * p)
log_info("Reading Identification register\n");
avrftdi_tpi_write_byte(pgm, TPI_OP_SLDCS(TPIIR));
err = avrftdi_tpi_read_byte(pgm, &byte);
if(err || byte != 0x80)
if(err || byte != TPI_IDENT_CODE)
{
log_warn("Error. Sending break.\n");
log_err("Error. Sending break.\n");
avrftdi_tpi_break(pgm);
avrftdi_tpi_break(pgm);
continue;
@ -256,7 +253,7 @@ avrftdi_tpi_program_enable(PROGRAMMER * pgm, AVRPART * p)
err = avrftdi_tpi_read_byte(pgm, &byte);
if(err || !(byte & TPISR_NVMEN))
{
log_warn("Error. Sending break.\n");
log_err("Error. Sending break.\n");
avrftdi_tpi_break(pgm);
avrftdi_tpi_break(pgm);
continue;
@ -280,6 +277,7 @@ avrftdi_tpi_nvm_waitbusy(PROGRAMMER * pgm)
{
avrftdi_tpi_write_byte(pgm, TPI_OP_SIN(NVMCSR));
err = avrftdi_tpi_read_byte(pgm, &byte);
//TODO usleep on bsy?
if(err || (byte & NVMCSR_BSY))
continue;
return 0;
@ -328,7 +326,6 @@ avrftdi_tpi_chip_erase(PROGRAMMER * pgm, AVRPART * p)
avrftdi_tpi_nvm_waitbusy(pgm);
usleep(p->chip_erase_delay);
pgm->initialize(pgm, p);
return 0;
}
@ -341,10 +338,11 @@ avrftdi_tpi_disable(PROGRAMMER * pgm)
avrftdi_tpi_write_byte(pgm, 0);
}
#else /*HAVE_LIBFTDI*/
#endif /* HAVE_LIBFTDI */
#else /* HAVE_LIBFTDI1 */
#else /*HAVE_LIBUSB*/
#endif /* HAVE_LIBFTDI1 */
#endif /*HAVE_LIBUSB*/
#else /* HAVE_LIBUSB_1_0 */
#endif /* HAVE_LIBUSB_1_0 */