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| author | Greg Savin <43152568+SiFiveGregS@users.noreply.github.com> | 2018-11-05 13:39:38 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-11-05 13:39:38 -0800 |
| commit | 6749c70a3ae891552296888986e6eeae1e17f11a (patch) | |
| tree | 584aa6c0ef2e807f1ff4ac3dfcffcb6b776c166d /tcl/interface | |
| parent | 874cadca316c05d1b10abc9bd1851c6941264766 (diff) | |
| download | riscv-openocd-6749c70a3ae891552296888986e6eeae1e17f11a.zip riscv-openocd-6749c70a3ae891552296888986e6eeae1e17f11a.tar.gz riscv-openocd-6749c70a3ae891552296888986e6eeae1e17f11a.tar.bz2 | |
Support for two-wire cJTAG OSCAN1 signaling thru FTDI devices with appropriate pinout (#320)
Added support for cJTAG OSCAN1 over FTDI MPSSE.
Diffstat (limited to 'tcl/interface')
| -rw-r--r-- | tcl/interface/ftdi/olimex-arm-jtag-cjtag.cfg | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tcl/interface/ftdi/olimex-arm-jtag-cjtag.cfg b/tcl/interface/ftdi/olimex-arm-jtag-cjtag.cfg new file mode 100644 index 0000000..ad6d4a4 --- /dev/null +++ b/tcl/interface/ftdi/olimex-arm-jtag-cjtag.cfg @@ -0,0 +1,27 @@ +# +# Olimex ARM JTAG SWD adapter +# https://www.olimex.com/Products/ARM/JTAG/ARM-JTAG-SWD/ +# + +# +# Olimex ARM-USB-TINY-H +# +# http://www.olimex.com/dev/arm-usb-tiny-h.html +# + +interface ftdi +ftdi_oscan1_mode on +ftdi_device_desc "Olimex OpenOCD JTAG ARM-USB-TINY-H" +ftdi_vid_pid 0x15ba 0x002a + +ftdi_layout_init 0x0808 0x0a1b +ftdi_layout_signal nSRST -oe 0x0200 +# oscan1_ftdi_layout_signal nTRST -data 0x0100 -oe 0x0100 +ftdi_layout_signal LED -data 0x0800 + +# These signals are used for cJTAG escape sequence on initialization only +ftdi_layout_signal TCK -data 0x0001 +ftdi_layout_signal TDI -data 0x0002 +ftdi_layout_signal TDO -input 0x0004 +ftdi_layout_signal TMS -data 0x0008 +ftdi_layout_signal JTAG_SEL -data 0x0100 -oe 0x0100 |