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[/] [neorv32/] [trunk/] [sw/] [openocd/] [openocd_neorv32.cfg] - Blame information for rev 72

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# openOCD configuration file for generic FT2232H-based USB-jtag interface
# references: https://mcuoneclipse.com/2019/10/20/jtag-debugging-the-esp32-with-ft2232-and-openocd/
 
# ----------------------------------------------
# Interface/adapter configuration
# ----------------------------------------------
 
# FT2232H pinout:
# TCK:  D0
# TDI:  D1
# TDO:  D2
# TMS:  D3
# TRST: D4 (low-active, optional - pull input pin high if not used)
 
adapter driver ftdi
ftdi vid_pid 0x0403 0x6010
ftdi channel 0
ftdi layout_init 0x0038 0x003b
 
adapter speed 1000
ftdi layout_signal nTRST -ndata 0x0010 -noe 0x0040
transport select jtag
 
# ----------------------------------------------
# Target configuration
# ----------------------------------------------
 
set _CHIPNAME neorv32
set _JTAGID 0x0cafe001
jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id $_JTAGID
 
set _TARGETNAME $_CHIPNAME.cpu
 
target create $_TARGETNAME.0 riscv -chain-position $_TARGETNAME
 
# ----------------------------------------------
# Access memory via program buffer
# ----------------------------------------------
 
riscv set_mem_access progbuf
 
# ----------------------------------------------
# Scratch pad RAM
# ----------------------------------------------
 
# work area ("scratch pad RAM"): beginning of (internal) DMEM, 256 bytes, requires(!) backup
$_TARGETNAME.0 configure -work-area-phys 0x80000000 -work-area-size 256 -work-area-backup 1
 
# ----------------------------------------------
# Expose NEORV32-specific CSRs
# ----------------------------------------------
 
riscv expose_csrs 4032=mxisa
 
# ----------------------------------------------
# Start session
# ----------------------------------------------
 
init
halt
 
echo "Target HALTED."
echo "Ready for remote connections."

Line No.	Rev	Author	Line
1	69	zero_gravi	`# openOCD configuration file for generic FT2232H-based USB-jtag interface`
2	59	zero_gravi	`# references: https://mcuoneclipse.com/2019/10/20/jtag-debugging-the-esp32-with-ft2232-and-openocd/`
3
4	69	zero_gravi	`# ----------------------------------------------`
5	72	zero_gravi	`# Interface/adapter configuration`
6	69	zero_gravi	`# ----------------------------------------------`
7
8	59	zero_gravi	`# FT2232H pinout:`
9			`# TCK: D0`
10			`# TDI: D1`
11			`# TDO: D2`
12			`# TMS: D3`
13			`# TRST: D4 (low-active, optional - pull input pin high if not used)`
14
15			`adapter driver ftdi`
16	72	zero_gravi	`ftdi vid_pid 0x0403 0x6010`
17			`ftdi channel 0`
18			`ftdi layout_init 0x0038 0x003b`
19	59	zero_gravi
20			`adapter speed 1000`
21	72	zero_gravi	`ftdi layout_signal nTRST -ndata 0x0010 -noe 0x0040`
22	59	zero_gravi	`transport select jtag`
23
24	69	zero_gravi	`# ----------------------------------------------`
25			`# Target configuration`
26			`# ----------------------------------------------`
27
28	59	zero_gravi	`set _CHIPNAME neorv32`
29	69	zero_gravi	`set _JTAGID 0x0cafe001`
30			`jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id $_JTAGID`
31	59	zero_gravi
32			`set _TARGETNAME $_CHIPNAME.cpu`
33
34			`target create $_TARGETNAME.0 riscv -chain-position $_TARGETNAME`
35
36	69	zero_gravi	`# ----------------------------------------------`
37	72	zero_gravi	`# Access memory via program buffer`
38			`# ----------------------------------------------`
39
40			`riscv set_mem_access progbuf`
41
42			`# ----------------------------------------------`
43	69	zero_gravi	`# Scratch pad RAM`
44			`# ----------------------------------------------`
45
46			`# work area ("scratch pad RAM"): beginning of (internal) DMEM, 256 bytes, requires(!) backup`
47	59	zero_gravi	`$_TARGETNAME.0 configure -work-area-phys 0x80000000 -work-area-size 256 -work-area-backup 1`
48	72	zero_gravi
49			`# ----------------------------------------------`
50			`# Expose NEORV32-specific CSRs`
51			`# ----------------------------------------------`
52
53			`riscv expose_csrs 4032=mxisa`
54
55			`# ----------------------------------------------`
56			`# Start session`
57			`# ----------------------------------------------`
58
59			`init`
60			`halt`
61
62			`echo "Target HALTED."`
63			`echo "Ready for remote connections."`

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[/] [neorv32/] [trunk/] [sw/] [openocd/] [openocd_neorv32.cfg] - Blame information for rev 72