> > Flashrom is slow because read and erase operations are written very > > slow now. They could be easily changed to become faster in times or in > > 10s of times. Probably I'll do this later. This should be another patch. > > I'll try to describe where these issues are... > > The read issue is in spi_read_chunked. There is a loop that reads data by > pages (normally by 256 bytes). So, to read 32 MB flash we'll send 131k read > commands with 3-7 ms wait for each.
Everything you say is true and optimizations you propose would be very helpful, but the main question is - what introduces this 3-7ms delays. That is NOT flashrom, nor it is libfti, nor libusb. The flash chips also don't seem to require millisecond delays for READ/READ4B commands. With best regards - Alexander Amelkin, T-Platforms [http://www.t-platforms.com] _______________________________________________ flashrom mailing list [email protected] http://www.flashrom.org/mailman/listinfo/flashrom
