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serprog: allow to omit specifying a baud rate

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On USB-based serial connections (VCP) the requested baud rate usually
does not matter (much). Remove the arbitrary restriction and use whatever
default values the OS/hardware provides.

Corresponding to flashrom svn r1907.

Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Urja Rannikko <urjaman@gmail.com>
This commit is contained in:
Stefan Tauner
2016-01-04 03:05:15 +00:00
parent 631bb02135
commit 72587f85ec
4 changed files with 53 additions and 46 deletions
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26
flashrom.8.tmpl
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@ -203,10 +203,9 @@ JTAGkey/JTAGkey-tiny/JTAGkey-2, Dangerous Prototypes Bus Blaster, \
Olimex ARM-USB-TINY/-H, Olimex ARM-USB-OCD/-H, TIAO/DIYGADGET USB
Multi-Protocol Adapter (TUMPA), TUMPA Lite, and GOEPEL PicoTAP.
.sp
.BR "* serprog" " (for flash ROMs attached to a programmer speaking serprog), \
including AVR flasher by Urja Rannikko, AVR flasher by eightdot, \
Arduino Mega flasher by fritz, InSystemFlasher by Juhana Helovuo, and \
atmegaXXu2-flasher by Stefan Tauner."
.BR "* serprog" " (for flash ROMs attached to a programmer speaking serprog, \
including Arduino-based devices as well as various programmers by Urja Rannikko, \
Juhana Helovuo, Stefan Tauner and others)."
.sp
.BR "* buspirate_spi" " (for SPI flash ROMs attached to a Bus Pirate)"
.sp
@ -683,19 +682,22 @@ parameter with the
syntax.
.SS
.BR "serprog " programmer
A mandatory parameter specifies either a serial
device/baud combination or an IP/port combination for communication with the
programmer. In the device/baud combination, the device has to start with a
slash. For serial, you have to use the
A mandatory parameter specifies either a serial device (and baud rate) or an IP/port combination for
communicating with the programmer.
The device/baud combination has to start with
.B dev=
and separate the optional baud rate with a colon.
For example
.sp
.B " flashrom \-p serprog:dev=/dev/device:baud"
.B " flashrom \-p serprog:dev=/dev/ttyS0:115200"
.sp
syntax and for IP, you have to use
If no baud rate is given the default values by the operating system/hardware will be used.
For IP connections you have to use the
.sp
.B " flashrom \-p serprog:ip=ipaddr:port"
.sp
instead. In case the device supports it, you can set the SPI clock frequency
with the optional
syntax.
In case the device supports it, you can set the SPI clock frequency with the optional
.B spispeed
parameter. The frequency is parsed as hertz, unless an
.BR M ", or " k