1 # Copyright (C) 2015, 2020 Synopsys, Inc.
2 # Anton Kolesov <anton.kolesov@synopsys.com>
3 # Didin Evgeniy <didin@synopsys.com>
5 # SPDX-License-Identifier: GPL-2.0-or-later
7 source [find cpu/arc/v2.tcl]
9 proc arc_em_examine_target { {target ""} } {
10 # Will set current target
11 arc_v2_examine_target $target
14 proc arc_em_init_regs { } {
17 [target current] configure \
18 -event examine-end "arc_em_examine_target [target current]"
21 # Scripts in "target" folder should call this function instead of direct
22 # invocation of arc_common_reset.
23 proc arc_em_reset { {target ""} } {
26 # Set DEBUG.ED bit to enable clock in actionpoint module.
27 # This is specific to ARC EM.
28 set debug [arc jtag get-aux-reg 5]
29 if { !($debug & (1 << 20)) } {
30 arc jtag set-aux-reg 5 [expr {$debug | (1 << 20)}]