blob: 9cce2e78974902e6a81a3a08175544fbd9df7f64 (
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
|
# Texas Instruments OMAP 2420
# http://www.ti.com/omap
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _CHIPNAME omap2420
}
if { [info exists ENDIAN] } {
set _ENDIAN $ENDIAN
} else {
set _ENDIAN little
}
# NOTE: likes slowish clock on reset (1.5 MBit/s or less) or use RCLK
# Subsidiary TAP: ARM7TDMIr4 plus imaging ... must add via ICEpick (addr 6).
jtag newtap $_CHIPNAME iva -irlen 4 -ircapture 0x1 -irmask 0x3f -disable
# Subsidiary TAP: C55x DSP ... must add via ICEpick (addr 2).
jtag newtap $_CHIPNAME dsp -irlen 38 -ircapture 0x1 -irmask 0x3f -disable
# Subsidiary TAP: ARM ETB11, with scan chain for 4K of ETM trace buffer
if { [info exists ETB_TAPID ] } {
set _ETB_TAPID $ETB_TAPID
} else {
set _ETB_TAPID 0x2b900f0f
}
jtag newtap $_CHIPNAME etb -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_ETB_TAPID
# Subsidiary TAP: ARM1136jf-s with scan chains for ARM Debug, EmbeddedICE-RT, ETM.
if { [info exists CPU_TAPID ] } {
set _CPU_TAPID $CPU_TAPID
} else {
set _CPU_TAPID 0x07b3602f
}
jtag newtap $_CHIPNAME arm -irlen 5 -ircapture 0x1 -irmask 0x1f -expected-id $_CPU_TAPID
# Primary TAP: ICEpick-B (JTAG route controller) and boundary scan
if { [info exists JRC_TAPID ] } {
set _JRC_TAPID $JRC_TAPID
} else {
set _JRC_TAPID 0x01ce4801
}
jtag newtap $_CHIPNAME jrc -irlen 2 -ircapture 0x1 -irmask 0x3 -expected-id $_JRC_TAPID
# GDB target: the ARM.
set _TARGETNAME $_CHIPNAME.arm
target create $_TARGETNAME arm11 -endian $_ENDIAN -chain-position $_TARGETNAME
# scratch: framebuffer, may be initially unavailable in some chips
$_TARGETNAME configure -work-area-phys 0x40210000
$_TARGETNAME configure -work-area-size 0x00081000
$_TARGETNAME configure -work-area-backup 0
# trace setup
# REVISIT ... as of 12-June-2009, OpenOCD's ETM code can't talk to ARM11 cores.
#etm config $_TARGETNAME 16 normal full etb
#etb config $_TARGETNAME $_CHIPNAME.etb
# vim:syntax tcl
|
