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"Artemiy Volkov <arte...@synopsys.com>" just uploaded a new patch set to
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-- gerrit
commit dbcb3bc9aa21c82da0750e0497a3965545b4c49e
Author: Artemiy Volkov <arte...@synopsys.com>
Date: Mon Jul 17 17:07:28 2023 +0200
tcl: add configuration files for the ARC HSDK-4xD board
This commit provides startup files for the Synopsys DesignWare ARC
HSDK-4xD board. These have been adapted from the corresponding
snps_hsdk.cfg files, the only functional change being the JTAG IDs for
the new board's CPU cores.
Change-Id: I19a0cd13bc09de90cfe2a7cccf1239e459fd8077
Signed-off-by: Artemiy Volkov <arte...@synopsys.com>
diff --git a/tcl/board/snps_hsdk_4xd.cfg b/tcl/board/snps_hsdk_4xd.cfg
new file mode 100644
index 0000000000..5901533d28
--- /dev/null
+++ b/tcl/board/snps_hsdk_4xd.cfg
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# Copyright (C) 2023 Synopsys, Inc.
+# Artemiy Volkov <arte...@synopsys.com>
+
+# Adapted from tcl/board/snps_hsdk.cfg.
+
+#
+# Synopsys DesignWare ARC HSDK Software Development Platform (HS47D cores)
+#
+
+source [find interface/ftdi/snps_sdp.cfg]
+adapter speed 10000
+
+# ARCs supports only JTAG.
+transport select jtag
+
+# Configure SoC
+source [find target/snps_hsdk_4xd.cfg]
diff --git a/tcl/target/snps_hsdk_4xd.cfg b/tcl/target/snps_hsdk_4xd.cfg
new file mode 100644
index 0000000000..1520e3d7c9
--- /dev/null
+++ b/tcl/target/snps_hsdk_4xd.cfg
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# Copyright (C) 2023 Synopsys, Inc.
+# Artemiy Volkov <arte...@synopsys.com>
+
+# Adapted from tcl/target/snps_hsdk.cfg.
+
+#
+# HS Development Kit SoC.
+#
+# Contains quad-core ARC HS47D.
+#
+
+source [find cpu/arc/hs.tcl]
+
+set _coreid 0
+set _dbgbase [expr {$_coreid << 13}]
+
+# CHIPNAME will be used to choose core family (600, 700 or EM). As far as
+# OpenOCD is concerned EM and HS are identical.
+set _CHIPNAME arc-em
+
+
+proc setup_cpu {core_index expected_id} {
+ global _coreid
+ global _dbgbase
+ global _CHIPNAME
+
+ set _TARGETNAME $_CHIPNAME.cpu$core_index
+ jtag newtap $_CHIPNAME cpu$core_index -irlen 4 -ircapture 0x1
-expected-id $expected_id
+
+ target create $_TARGETNAME arcv2 -chain-position $_TARGETNAME
+ $_TARGETNAME configure -coreid $_coreid
+ $_TARGETNAME configure -dbgbase $_dbgbase
+ $_TARGETNAME configure -event reset-assert "arc_hs_reset $_TARGETNAME"
+
+ arc_hs_init_regs
+
+ $_TARGETNAME arc cache l2 auto 1
+
+ set _coreid [expr {$_coreid + 1}]
+ set _dbgbase [expr {$_coreid << 13}]
+}
+
+# OpenOCD discovers JTAG TAPs in reverse order.
+
+setup_cpu 4 0x100c54b1
+setup_cpu 3 0x100854b1
+setup_cpu 2 0x100454b1
+setup_cpu 1 0x100054b1
--
