On 29.06.2010 20:13, Andrew wrote: > 29.06.2010 20:18, Carl-Daniel Hailfinger пишет: >> would it be OK with you if I move this discussion to the flashrom >> mailing list? >> > Yes, it'll be good.
Thanks. >> On 29.06.2010 19:11, Andrew wrote: >>> Is it possible to add support of some low-cost serial (for ex., >>> SI-Prog) >>> and parallel (for ex., Altera Byteblaster) SPI programming/interfacing >>> >> Yes. I have code for SPI bitbanging on the parallel port, but nobody has >> time to test. >> > I can test it in near future - I have some SPI flashes, and I have > 'universal' programmer (bunch of wires with protection resistors, 3.3V > power stabilizer and separate pins to connect to LPT holes - I use it > with SPIPGM; I assembled it when I need to program one SPI flash from MB) Oh, nice. I will update the SPIPGM support patch for flashrom and it would be great if you could test it. >>> devices? It'll be very useful (due to it's very simple schematic), and >>> IMHO it won't be much work to add them... >>> >> Sure. If someone sends me those devices, I can implement support for >> them. Or someone else uses my RayeR SPIPGM patch for flashrom and >> extends/changes it so it works with the Altera Byteblaster. >> > SPIPGM differs from ByteBlaster only by some LPT pins. + buffer. > Pinout for ByteBlasterMV: > JTAG (SPI) pins: > D0 -> TCK (SCK) > D1 -> TMS (CS-? or NC) > D6 -> TDI (SI) > Busy -> TDO (SO) > > Programmer pins (hardware detection): > D5 -> nACK > D7 -> PE (PaperEnd) via buffer (checking if buffer powered and > working) > nAutoFd -> buffer on (active in low) > nError -> pull-up to Vcc This can be supported easily by duplicating my SPIPGM driver. > For SI-Prog connection is also very simple: > SPI pins: > DSR -> SCK > DTR -> SI > CTS -> SO > > Programmer pins (hardware detection): > DSR -> RTS How does the SI-Prog handle CS? > About programmer detection pins - IMHO it'll be good to make hardware > detection, but just report hardware failure, not to break programming > process. Yes, a sanity check makes sense. Regards, Carl-Daniel -- http://www.hailfinger.org/ _______________________________________________ flashrom mailing list [email protected] http://www.flashrom.org/mailman/listinfo/flashrom
