1 # SPDX-License-Identifier: GPL-2.0-or-later
4 # target configuration for
5 # Xilinx ZynqMP (UltraScale+ / A53)
7 if { [info exists CHIPNAME] } {
8 set _CHIPNAME $CHIPNAME
14 # DAP tap (Quard core A53)
16 if { [info exists DAP_TAPID] } {
17 set _DAP_TAPID $DAP_TAPID
19 set _DAP_TAPID 0x5ba00477
22 jtag newtap $_CHIPNAME tap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID
23 dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.tap
26 # PS tap (UltraScale+)
28 if { [info exists PS_TAPID] } {
29 set _PS_TAPID $PS_TAPID
30 jtag newtap $_CHIPNAME ps -irlen 12 -ircapture 0x1 -irmask 0x03 -expected-id $_PS_TAPID
32 # FPGA Programmable logic. Values take from Table 39-1 in UG1085:
33 jtag newtap $_CHIPNAME ps -irlen 12 -ircapture 0x1 -irmask 0x03 -ignore-version \
34 -expected-id 0x04711093 \
35 -expected-id 0x04710093 \
36 -expected-id 0x04721093 \
37 -expected-id 0x04720093 \
38 -expected-id 0x04739093 \
39 -expected-id 0x04730093 \
40 -expected-id 0x04738093 \
41 -expected-id 0x04740093 \
42 -expected-id 0x04750093 \
43 -expected-id 0x04759093 \
44 -expected-id 0x04758093
49 jtag configure $_CHIPNAME.ps -event setup {
51 global jtag_configured
53 if { $jtag_configured == 0 } {
54 # add the DAP tap to the chain
55 # See https://forums.xilinx.com/t5/UltraScale-Architecture/JTAG-Chain-Configuration-for-Zynq-UltraScale-MPSoC/td-p/758924
56 irscan $_CHIPNAME.ps 0x824
57 drscan $_CHIPNAME.ps 32 0x00000003
60 # setup event will be re-entered through jtag arp_init
63 # re-initialized the jtag chain
68 set _TARGETNAME $_CHIPNAME.a53
69 set _CTINAME $_CHIPNAME.cti
72 set DBGBASE {0x80410000 0x80510000 0x80610000 0x80710000}
73 set CTIBASE {0x80420000 0x80520000 0x80620000 0x80720000}
76 for { set _core 0 } { $_core < $_cores } { incr _core } {
78 cti create $_CTINAME.$_core -dap $_CHIPNAME.dap -ap-num 1 \
79 -baseaddr [lindex $CTIBASE $_core]
81 set _command "target create $_TARGETNAME.$_core aarch64 -dap $_CHIPNAME.dap \
82 -dbgbase [lindex $DBGBASE $_core] -cti $_CTINAME.$_core"
85 # non-boot core examination may fail
86 set _command "$_command -defer-examine"
87 set _smp_command "$_smp_command $_TARGETNAME.$_core"
89 set _command "$_command -rtos hwthread"
90 set _smp_command "target smp $_TARGETNAME.$_core"
96 target create uscale.axi mem_ap -dap uscale.dap -ap-num 0
99 targets $_TARGETNAME.0
101 proc core_up { args } {
104 $_TARGETNAME.$core arp_examine