Xterm terminal basic commands

sh xterm -bg black &---->for to change terminal background color

sh xterm -fg white -bg black &------>for to change terminal text and color

Tkdiff 1st tcl file 2nd tcl file ------------>for to compare 2 file parlelly

:set hls----------------->for to highlight error

:3,8w filename------>it will dump from line 3 to line 8 in a new a file

-c "100,200w new_file.txt" -c wq original_file.txt----->it will dump from line 3 to line 8 in a new a file

cd $WARD ------------------>for to know the word area

df -kh--------------------------->for to know disk size  and disk area

Df -hs--------------->

:se nu----> for to give number

:se nonu---->for to remove number

:set nowrap ---->for  to separate the word with space

grep -h /PAD filepath ------>will give PAD word all line in that file

sh gvim +10 net_names.tcl------>it will open the file and point the 10 th line onwards

:r filename t1---->if u want to dump t1 file data in t2 file use this one.u have to use this cmnd in by opening t2 file

Shift+up arrow---->goto line home position

Shift+$---------> goto line End position

ls -R | grep .filetype(.spef,.rpt)------------------->it will list specific type of files

ls -l -R | grep  .filetype(.spef,.rpt)------------------->it will list specific type of files with file permissions

Explain CHMODE:

In chmod total 10 hifuns( symbol - )----->will be there

In that 1st hifun indicate file

Next 3 hifun indicate user

How to insert something in line on before first word ?

First open that file then go to that line keep ur cursor on first word of that line

then press ESC now press CNTL+V

now press down arrow up to which line u required

then press Shift+I now type the word u required then press Esc.

ICC2 Tool Commands

How to add ndms in ref_libs

Open block.tcl file

Report_ref_libs information dump in a new tcl file

Now go to icc2shell

set_ref_libs -add missed ndm file---> from block.tcl file

set_ref_libs -rebind

link_block -force

report_ref_libs

save_block

save_lib

How to resolve upf error ?

commit_upf

save_block

save_lib

How to move ESD cell with origin coordinates ?

move_objects [get_selection ] -to {7486.0965 3288.0000}

How to select all the cells which have net name VDD_1V2_IO ?

 change_selection [get_cells -of_objects [get_net VDD_1V2_IO]]

Cmd for to check shorts

 check_lvs -max_error 0 -checks short----->for to check shorts

How to add buffers

add_buffer -lib_cell ec0cbf000an1n20x5 -new_cell_names 01122019_cell -new_net_names 01122019_net [get_pins lgcio_pch/giolgcpchtop/lgciopchdig/chaitanya_fix_3/clk]

For to check open nets for a specific net

check_lvs -checks open -nets {biss_bg_vref_out} -open_reporting detailed------>for to check opens of a specific net

How to load bumps

read_def -add_def_only_objects {cells nets ports} def file path

How to prepare Empty db

   change_selection  [get_cells *BUMP*]

   remove_objects [get_selection ]

   change_selection [get_shapes -of_objects -filter "layer_name==AP"]

   change_selection [get_shapes  -filter "layer_name==AP"]

   change_selection [get_shapes  -filter "layer_name==M11"]

   change_selection [get_vias  -filter "upper_layer_name==M11 || upper_layer_name==AP "]

   remove_objects [get_selection ]

How to get def file?

Select whatever u need in tool then use below command

write_def -objects [get_selection] filename.def

How to load def?

First create empty db

Then use below command

read_def -add_def_only_objects {cells nets ports} def path

To create cell

create_cell  inst_TMS_SWDIO  */io_sndwire_fs_1v2_1v8_n1

move_objects [get_cell inst_1V8_SUP1V8_1 ] -to {4250.0000 0.0000} 

To get cells

change_selection [get_cells -of_objects [get_nets VDD_DIG_BIS]]

sizeof_collection [get_cells]

To select all cells

lsort -u [get_attribute [get_selection ] object_class ]

Remove_cells [get_selection]

getting particular pins

get_pins par_opio/*xx*

connecting and disconnecting nets

Connect_net -net name pin name

Disconnect_net -net name pin name

cs [gp -of [gn vccvdd2_rpll_hv]] 

get_nets -of_objects [gs]

How to remove terminals?

change_selection [get_terminals *]

remove_objects [get_selection]

How to take routes with tcl

Off terminal,ports,cells

First select nets

Give get selection

Then take that net names and paste in this cmnd on braces

1.change_selection [get_shapes  -of_objects [get_nets netname]] then u will get that net nets shapes

2.change_selection [get_viass -of_objects [get_nets netname ]] -add

3. lsort -u [get_attribute [get_selection ] object_class ]

 4.write_routes -objects [get_selection ] -output filename

To know width of the layer 

ga [get_layer m9] min_width 

For to remove cells from design

Remove_cellls [get_selection]

For to select that net shapes in specific Layer

change_selection [get_shapes -of_objects [get_net VDD_1V2_IO] -filter "layer_name==M10"] 

For to know cell count

sizeof_collection [get_selection]

How to drop Vias in a perticular place by using commands.

 By using bound option first create bound on that area

Next by using this command u can create vias for specific nets by selecting that bound

get_attribute [get_selection ] bbox

How to remove vias from a particular location

Here I am removing m10 vias

First draw bound on the area where u required.

Next use below commands

get_attribute [get_selection ] bbox

change_selection [get_vias -within {give bbox coordinates} -filter "upper_layer_name==M11 || upper_layer_name==M10"]