blob: 453306aeebc7108c48f592a44b08e40e61186f6b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
# SPDX-License-Identifier: GPL-2.0-or-later
source [find target/swj-dp.tcl]
adapter speed 500
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME lpc4350
}
#
# M4 JTAG mode TAP
#
if { [info exists M4_JTAG_TAPID] } {
set _M4_JTAG_TAPID $M4_JTAG_TAPID
} else {
set _M4_JTAG_TAPID 0x4ba00477
}
#
# M4 SWD mode TAP
#
if { [info exists M4_SWD_TAPID] } {
set _M4_SWD_TAPID $M4_SWD_TAPID
} else {
set _M4_SWD_TAPID 0x2ba01477
}
if { [using_jtag] } {
set _M4_TAPID $_M4_JTAG_TAPID
} {
set _M4_TAPID $_M4_SWD_TAPID
}
#
# M0 TAP
#
if { [info exists M0_JTAG_TAPID] } {
set _M0_JTAG_TAPID $M0_JTAG_TAPID
} else {
set _M0_JTAG_TAPID 0x0ba01477
}
swj_newdap $_CHIPNAME m4 -irlen 4 -ircapture 0x1 -irmask 0xf \
-expected-id $_M4_TAPID
dap create $_CHIPNAME.m4.dap -chain-position $_CHIPNAME.m4
target create $_CHIPNAME.m4 cortex_m -dap $_CHIPNAME.m4.dap
if { [using_jtag] } {
swj_newdap $_CHIPNAME m0 -irlen 4 -ircapture 0x1 -irmask 0xf \
-expected-id $_M0_JTAG_TAPID
dap create $_CHIPNAME.m0.dap -chain-position $_CHIPNAME.m0
target create $_CHIPNAME.m0 cortex_m -dap $_CHIPNAME.m0.dap
}
# LPC4350 has 96+32 KB SRAM
if { [info exists WORKAREASIZE] } {
set _WORKAREASIZE $WORKAREASIZE
} else {
set _WORKAREASIZE 0x20000
}
$_CHIPNAME.m4 configure -work-area-phys 0x10000000 \
-work-area-size $_WORKAREASIZE -work-area-backup 0
if {![using_hla]} {
# on this CPU we should use VECTRESET to perform a soft reset and
# manually reset the periphery
# SRST or SYSRESETREQ disable the debug interface for the time of
# the reset and will not fit our requirements for a consistent debug
# session
cortex_m reset_config vectreset
}
|
