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- # Texas Instruments (TI) TNETC4401, MIPS32 DOCSIS-tailored SoC (4Kc-based)
- # Used in Knovative KC-100 and Motorola Surfboard SB5120 cable modems.
- # Datasheet: https://brezn.muc.ccc.de/~mazzoo/DOCSIS/tnetc4401.pdf
- transport select jtag
- set _TARGETNAME tnetc4401
- set _CPUTAPID 0x0000100f
- jtag newtap $_TARGETNAME tap -irlen 5 -ircapture 0x01 -irmask 0x1f -expected-id $_CPUTAPID
- target create $_TARGETNAME mips_m4k -chain-position $_TARGETNAME.tap -endian big
- # May need to halt manually before calling reset init
- $_TARGETNAME configure -event reset-init {
- halt
- echo "Attempting to disable watchdog..."
- mwb phys 0xa8610b00 0 256
- halt
- wait_halt
- }
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