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
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@ -1,6 +1,8 @@
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2013-04-30 Hannes Weisbach <hannes_weisbach@gmx.net>
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2013-04-30 Hannes Weisbach <hannes_weisbach@gmx.net>
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* tpi.h: Add definition for TPI Identification Code
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* tpi.h: Add definition for TPI Identification Code
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* avrftdi_tpi.c: Add TPI-support for FTDI-based programmers
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* avrftdi_private.h: Add common include file for FTDI-based programmers
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2013-04-28 Hannes Weisbach <hannes_weisbach@gmx.net>
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2013-04-28 Hannes Weisbach <hannes_weisbach@gmx.net>
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@ -97,9 +97,8 @@ avrftdi_tpi_initialize(PROGRAMMER * pgm, AVRPART * p)
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/*wait at least 20ms bevor issuing spi commands to avr */
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/*wait at least 20ms bevor issuing spi commands to avr */
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usleep(20 * 1000);
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usleep(20 * 1000);
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log_info("Sending 16 init clock cycles ... ");
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log_info("Sending 16 init clock cycles ...\n");
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ret = ftdi_write_data(pdata->ftdic, buf, sizeof(buf));
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ret = ftdi_write_data(pdata->ftdic, buf, sizeof(buf));
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log_info("Done.\n");
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return ret;
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return ret;
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}
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}
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@ -155,12 +154,10 @@ avrftdi_tpi_write_byte(PROGRAMMER * pgm, unsigned char byte)
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buffer[3] = frame & 0xff;
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buffer[3] = frame & 0xff;
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buffer[4] = frame >> 8;
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buffer[4] = frame >> 8;
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log_debug("TPI frame: 0x%02x 0x%02x, data byte 0x%02x\n",
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log_trace("Byte %02x, frame: %04x, MPSSE: 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
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buffer[6], buffer[7], byte);
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byte, frame, buffer[0], buffer[1], buffer[2], buffer[3], buffer[4]);
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log_debug("FTDI raw data: 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
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buffer[0], buffer[1], buffer[2], buffer[3], buffer[4] /*, buffer[5], buffer[6], buffer[7]*/);
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avrftdi_debug_frame(frame);
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//avrftdi_debug_frame(frame);
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E(ftdi_write_data(ftdic, buffer, sizeof(buffer)) != sizeof(buffer), ftdic);
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E(ftdi_write_data(ftdic, buffer, sizeof(buffer)) != sizeof(buffer), ftdic);
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@ -181,15 +178,15 @@ avrftdi_tpi_read_byte(PROGRAMMER * pgm, unsigned char * byte)
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unsigned char buffer[4];
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unsigned char buffer[4];
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/* set it high, so the PDI won't detect we're driving the line */
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/* set it high, so the TPI won't detect we're driving the line */
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to_pdata(pgm)->set_pin(pgm, PIN_AVR_MOSI, ON);
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to_pdata(pgm)->set_pin(pgm, PIN_AVR_MOSI, ON);
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buffer[0] = MPSSE_DO_READ | MPSSE_WRITE_NEG | MPSSE_LSB;
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buffer[0] = MPSSE_DO_READ | MPSSE_LSB;
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buffer[1] = (bytes-1) & 0xff;
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buffer[1] = (bytes-1) & 0xff;
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buffer[2] = ((bytes-1) >> 8) & 0xff;
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buffer[2] = ((bytes-1) >> 8) & 0xff;
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buffer[3] = SEND_IMMEDIATE;
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buffer[3] = SEND_IMMEDIATE;
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log_info("Read request: 0x%02x 0x%02x 0x%02x 0x%02x\n",
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log_trace("MPSSE: 0x%02x 0x%02x 0x%02x 0x%02x (Read frame)\n",
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buffer[0], buffer[1], buffer[2], buffer[3]);
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buffer[0], buffer[1], buffer[2], buffer[3]);
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ftdi_write_data(to_pdata(pgm)->ftdic, buffer, 4);
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ftdi_write_data(to_pdata(pgm)->ftdic, buffer, 4);
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@ -243,9 +240,9 @@ avrftdi_tpi_program_enable(PROGRAMMER * pgm, AVRPART * p)
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log_info("Reading Identification register\n");
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log_info("Reading Identification register\n");
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avrftdi_tpi_write_byte(pgm, TPI_OP_SLDCS(TPIIR));
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avrftdi_tpi_write_byte(pgm, TPI_OP_SLDCS(TPIIR));
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err = avrftdi_tpi_read_byte(pgm, &byte);
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err = avrftdi_tpi_read_byte(pgm, &byte);
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if(err || byte != 0x80)
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if(err || byte != TPI_IDENT_CODE)
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{
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{
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log_warn("Error. Sending break.\n");
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log_err("Error. Sending break.\n");
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avrftdi_tpi_break(pgm);
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avrftdi_tpi_break(pgm);
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avrftdi_tpi_break(pgm);
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avrftdi_tpi_break(pgm);
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continue;
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continue;
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@ -256,7 +253,7 @@ avrftdi_tpi_program_enable(PROGRAMMER * pgm, AVRPART * p)
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err = avrftdi_tpi_read_byte(pgm, &byte);
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err = avrftdi_tpi_read_byte(pgm, &byte);
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if(err || !(byte & TPISR_NVMEN))
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if(err || !(byte & TPISR_NVMEN))
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{
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{
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log_warn("Error. Sending break.\n");
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log_err("Error. Sending break.\n");
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avrftdi_tpi_break(pgm);
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avrftdi_tpi_break(pgm);
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avrftdi_tpi_break(pgm);
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avrftdi_tpi_break(pgm);
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continue;
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continue;
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@ -280,6 +277,7 @@ avrftdi_tpi_nvm_waitbusy(PROGRAMMER * pgm)
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{
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{
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avrftdi_tpi_write_byte(pgm, TPI_OP_SIN(NVMCSR));
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avrftdi_tpi_write_byte(pgm, TPI_OP_SIN(NVMCSR));
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err = avrftdi_tpi_read_byte(pgm, &byte);
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err = avrftdi_tpi_read_byte(pgm, &byte);
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//TODO usleep on bsy?
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if(err || (byte & NVMCSR_BSY))
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if(err || (byte & NVMCSR_BSY))
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continue;
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continue;
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return 0;
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return 0;
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@ -328,7 +326,6 @@ avrftdi_tpi_chip_erase(PROGRAMMER * pgm, AVRPART * p)
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avrftdi_tpi_nvm_waitbusy(pgm);
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avrftdi_tpi_nvm_waitbusy(pgm);
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usleep(p->chip_erase_delay);
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usleep(p->chip_erase_delay);
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pgm->initialize(pgm, p);
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return 0;
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return 0;
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}
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}
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@ -341,10 +338,11 @@ avrftdi_tpi_disable(PROGRAMMER * pgm)
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avrftdi_tpi_write_byte(pgm, 0);
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avrftdi_tpi_write_byte(pgm, 0);
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}
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}
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#else /*HAVE_LIBFTDI*/
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#else /* HAVE_LIBFTDI1 */
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#endif /* HAVE_LIBFTDI */
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#else /*HAVE_LIBUSB*/
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#endif /* HAVE_LIBFTDI1 */
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#endif /*HAVE_LIBUSB*/
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#else /* HAVE_LIBUSB_1_0 */
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#endif /* HAVE_LIBUSB_1_0 */
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