FreeCalypso > hg > freecalypso-hwlab
changeset 10:7b113ad594c0
eeproms/fc-jtag: better comments
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Fri, 06 Apr 2018 02:03:50 +0000 |
| parents | 010982d9ab3b |
| children | 03017bfeb3ce |
| files | eeproms/fc-jtag |
| diffstat | 1 files changed, 12 insertions(+), 2 deletions(-) [+] |
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--- a/eeproms/fc-jtag Fri Apr 06 02:01:46 2018 +0000 +++ b/eeproms/fc-jtag Fri Apr 06 02:03:50 2018 +0000 @@ -1,8 +1,18 @@ # This EEPROM configuration will be programmed into FreeCalypso UART+JTAG -# adapters (custom hw) based on the FT2232D chip. +# adapters (custom hw) based on the FT2232D chip. The hardware is currently +# under development; once it progresses past the vaporware phase, we are +# going to submit a patch to the ftdi_sio driver in the Linux kernel to +# recognize and handle this USB device similarly to several other already +# existing UART+JTAG adapters of this kind, creating a ttyUSBx device +# only for Channel B (UART), but not for Channel A (MPSSE JTAG). +# +# The distinctive custom USB ID will also help with the custom OpenOCD +# configuration specific to our particular wiring of the reset and other +# control signals that accompany JTAG, making our FreeCalypso UART+JTAG +# adapter easier to identify among other FTDI-based USB devices. vid 0x0403 # FTDI -pid 0x7150 # assigned by FTDI to Falconia Partners LLC +pid 0x7150 # Allocated by FTDI to Falconia Partners LLC manuf Harhan product FreeCalypso UART+JTAG Adapter