From 330785635dbdb4409ecf306f42f8b439e47b4379 Mon Sep 17 00:00:00 2001
From: tangxifan <tangxifan@gmail.com>
Date: Tue, 13 Sep 2022 17:53:33 -0700
Subject: [PATCH 1/2] [test] now use a bigger fabric for the test case on
 custom I/O location

---
 .../basic_tests/k4_series/k4n4_custom_io_loc/config/task.conf   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/openfpga_flow/tasks/basic_tests/k4_series/k4n4_custom_io_loc/config/task.conf b/openfpga_flow/tasks/basic_tests/k4_series/k4n4_custom_io_loc/config/task.conf
index aded85577..f19283103 100644
--- a/openfpga_flow/tasks/basic_tests/k4_series/k4n4_custom_io_loc/config/task.conf
+++ b/openfpga_flow/tasks/basic_tests/k4_series/k4n4_custom_io_loc/config/task.conf
@@ -19,7 +19,7 @@ fpga_flow=vpr_blif
 openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/write_full_testbench_example_script.openfpga
 openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
 openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
-openfpga_vpr_device_layout=--device 2x2
+openfpga_vpr_device_layout=--device 4x4
 openfpga_fast_configuration=
 
 [ARCHITECTURES]

From 83c89ae1bfcb87448b9a32271da47da22fa71ff3 Mon Sep 17 00:00:00 2001
From: tangxifan <tangxifan@gmail.com>
Date: Tue, 13 Sep 2022 23:05:41 -0700
Subject: [PATCH 2/2] [arch] add more corner case to test the custom I/O
 location feature

---
 .../k4_N4_tileable_customIoLoc_40nm.xml       | 20 +++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/openfpga_flow/vpr_arch/k4_N4_tileable_customIoLoc_40nm.xml b/openfpga_flow/vpr_arch/k4_N4_tileable_customIoLoc_40nm.xml
index a47264513..69630c5e1 100644
--- a/openfpga_flow/vpr_arch/k4_N4_tileable_customIoLoc_40nm.xml
+++ b/openfpga_flow/vpr_arch/k4_N4_tileable_customIoLoc_40nm.xml
@@ -43,7 +43,10 @@
       <output name="inpad" num_pins="1"/>
       <fc in_type="frac" in_val="0.15" out_type="frac" out_val="0.10"/>
       <pinlocations pattern="custom">
-        <loc side="bottom">io_top[0:3].inpad io_top[0:7].outpad io_top[4:7].inpad</loc>
+        <loc side="top">io_top[0:1].inpad io_top[0:1].outpad</loc>
+        <loc side="right">io_top[3:2].inpad</loc>
+        <loc side="bottom">io_top[4:5].inpad io_top[2:4].outpad</loc>
+        <loc side="left">io_top[6:7].inpad io_top[5:7].outpad</loc>
       </pinlocations>
     </tile>
     <tile name="io_bottom" capacity="6" area="0">
@@ -54,7 +57,10 @@
       <output name="inpad" num_pins="1"/>
       <fc in_type="frac" in_val="0.15" out_type="frac" out_val="0.10"/>
       <pinlocations pattern="custom">
-        <loc side="top">io_bottom[0:1].outpad io_bottom[0:3].inpad io_bottom[2:5].outpad io_bottom[4:5].inpad</loc>
+        <loc side="top">io_bottom[0:1].outpad</loc>
+        <loc side="right">io_bottom[2:2].outpad io_bottom[0:3].inpad</loc>
+        <loc side="bottom">io_bottom[3:3].outpad</loc>
+        <loc side="left">io_bottom[4:5].outpad io_bottom[4:5].inpad</loc>
       </pinlocations>
     </tile>
     <tile name="io_left" capacity="4" area="0">
@@ -65,7 +71,10 @@
       <output name="inpad" num_pins="1"/>
       <fc in_type="frac" in_val="0.15" out_type="frac" out_val="0.10"/>
       <pinlocations pattern="custom">
-        <loc side="right">io_left.inpad io_left.outpad</loc>
+        <loc side="top">io_left[1:1].inpad io_left[1:1].outpad</loc>
+        <loc side="right">io_left[0:0].inpad io_left[0:0].outpad</loc>
+        <loc side="bottom">io_left[2:2].inpad io_left[2:2].outpad</loc>
+        <loc side="left">io_left[3:3].inpad io_left[3:3].outpad</loc>
       </pinlocations>
     </tile>
     <tile name="io_right" capacity="2" area="0">
@@ -76,7 +85,10 @@
       <output name="inpad" num_pins="1"/>
       <fc in_type="frac" in_val="0.15" out_type="frac" out_val="0.10"/>
       <pinlocations pattern="custom">
-        <loc side="left">io_right[1:1].inpad io_right[1:0].outpad io_right[0:0].inpad</loc>
+        <loc side="top">io_right[0:0].inpad</loc>
+        <loc side="right">io_right[1:1].outpad</loc>
+        <loc side="bottom">io_right[0:0].outpad</loc>
+        <loc side="left">io_right[1:1].inpad</loc>
       </pinlocations>
     </tile>
     <tile name="clb" area="53894">