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iceprog: Print help with a single fprintf call

This commit is contained in:
Joel Holdsworth 2015-10-17 11:07:09 -06:00
parent dbe71cd7c3
commit 33c1a3ea5a
1 changed files with 54 additions and 54 deletions
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108
iceprog/iceprog.c
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@ -270,60 +270,60 @@ void flash_wait()
void help(const char *progname)
{
fprintf(stderr, "\n");
fprintf(stderr, "iceprog -- simple programming tool for FTDI-based Lattice iCE programmers\n");
fprintf(stderr, "\n");
fprintf(stderr, "\n");
fprintf(stderr, "Notes for iCEstick (iCE40HX-1k devel board):\n");
fprintf(stderr, " An unmodified iCEstick can only be programmed via the serial flash.\n");
fprintf(stderr, " Direct programming of the SRAM is not supported. For direct SRAM\n");
fprintf(stderr, " programming the flash chip and one zero ohm resistor must be desoldered\n");
fprintf(stderr, " and the FT2232H SI pin must be connected to the iCE SPI_SI pin, as shown\n");
fprintf(stderr, " in this picture: http://www.clifford.at/gallery/2014-elektronik/IMG_20141115_183838\n");
fprintf(stderr, "\n");
fprintf(stderr, "\n");
fprintf(stderr, "Notes for the iCE40-HX8K Breakout Board:\n");
fprintf(stderr, " Make sure that the jumper settings on the board match the selected\n");
fprintf(stderr, " mode (SRAM or FLASH). See the iCE40-HX8K user manual for details.\n");
fprintf(stderr, "\n");
fprintf(stderr, "\n");
fprintf(stderr, "Usage: %s [options] <filename>\n", progname);
fprintf(stderr, "\n");
fprintf(stderr, " -d <device-string>\n");
fprintf(stderr, " use the specified USB device:\n");
fprintf(stderr, "\n");
fprintf(stderr, " d:<devicenode> (e.g. d:002/005)\n");
fprintf(stderr, " i:<vendor>:<product> (e.g. i:0x0403:0x6010)\n");
fprintf(stderr, " i:<vendor>:<product>:<index> (e.g. i:0x0403:0x6010:0)\n");
fprintf(stderr, " s:<vendor>:<product>:<serial-string>\n");
fprintf(stderr, "\n");
fprintf(stderr, " -I [ABCD]\n");
fprintf(stderr, " connect to the specified interface on the FTDI chip\n");
fprintf(stderr, "\n");
fprintf(stderr, " -r\n");
fprintf(stderr, " read entire flash (32Mb / 4MB) and write to file\n");
fprintf(stderr, "\n");
fprintf(stderr, " -R\n");
fprintf(stderr, " read first 256 kB from flash and write to file\n");
fprintf(stderr, "\n");
fprintf(stderr, " -c\n");
fprintf(stderr, " do not write flash, only verify (check)\n");
fprintf(stderr, "\n");
fprintf(stderr, " -b\n");
fprintf(stderr, " bulk erase entire flash before writing\n");
fprintf(stderr, "\n");
fprintf(stderr, " -n\n");
fprintf(stderr, " do not erase flash before writing\n");
fprintf(stderr, "\n");
fprintf(stderr, " -S\n");
fprintf(stderr, " perform SRAM programming\n");
fprintf(stderr, "\n");
fprintf(stderr, " -t\n");
fprintf(stderr, " just read the flash ID sequence\n");
fprintf(stderr, "\n");
fprintf(stderr, " -v\n");
fprintf(stderr, " verbose output\n");
fprintf(stderr, "\n");
fprintf(stderr, "\n"
"iceprog -- simple programming tool for FTDI-based Lattice iCE programmers\n"
"\n"
"\n"
"Notes for iCEstick (iCE40HX-1k devel board):\n"
" An unmodified iCEstick can only be programmed via the serial flash.\n"
" Direct programming of the SRAM is not supported. For direct SRAM\n"
" programming the flash chip and one zero ohm resistor must be desoldered\n"
" and the FT2232H SI pin must be connected to the iCE SPI_SI pin, as shown\n"
" in this picture: http://www.clifford.at/gallery/2014-elektronik/IMG_20141115_183838\n"
"\n"
"\n"
"Notes for the iCE40-HX8K Breakout Board:\n"
" Make sure that the jumper settings on the board match the selected\n"
" mode (SRAM or FLASH). See the iCE40-HX8K user manual for details.\n"
"\n"
"\n"
"Usage: %s [options] <filename>\n"
"\n"
" -d <device-string>\n"
" use the specified USB device:\n"
"\n"
" d:<devicenode> (e.g. d:002/005)\n"
" i:<vendor>:<product> (e.g. i:0x0403:0x6010)\n"
" i:<vendor>:<product>:<index> (e.g. i:0x0403:0x6010:0)\n"
" s:<vendor>:<product>:<serial-string>\n"
"\n"
" -I [ABCD]\n"
" connect to the specified interface on the FTDI chip\n"
"\n"
" -r\n"
" read entire flash (32Mb / 4MB) and write to file\n"
"\n"
" -R\n"
" read first 256 kB from flash and write to file\n"
"\n"
" -c\n"
" do not write flash, only verify (check)\n"
"\n"
" -b\n"
" bulk erase entire flash before writing\n"
"\n"
" -n\n"
" do not erase flash before writing\n"
"\n"
" -S\n"
" perform SRAM programming\n"
"\n"
" -t\n"
" just read the flash ID sequence\n"
"\n"
" -v\n"
" verbose output\n"
"\n", progname);
exit(1);
}