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- tools/src/... - tools/tcl/... - tools/dox - tools/make - add rlink test system - rtl/sys_gen/tst_rlink/nexys2/...
163 lines
6.3 KiB
Tcl
163 lines
6.3 KiB
Tcl
# $Id: test_data.tcl 375 2011-04-02 07:56:47Z mueller $
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#
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# Copyright 2011- by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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#
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# This program is free software; you may redistribute and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation, either version 2, or at your option any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for complete details.
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#
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# Revision History:
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# Date Rev Version Comment
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# 2011-03-27 374 1.0 Initial version
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# 2011-03-13 369 0.1 First Draft
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#
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package provide rbtest 1.0
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package require rutiltpp
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package require rutil
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package require rlink
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namespace eval rbtest {
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#
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# Basic tests with cntl and data registers.
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# All tests depend only on rbd_tester logic alone and not on how the
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# rbd_tester is embedded in the design (e.g. stat and attn connections)
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#
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proc test_data {} {
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set esdval 0x00
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set esdmsk [regbld rlink::STAT {stat -1}]
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#
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set errcnt 0
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rlc errcnt -clear
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#
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rlc log "rbtest::test_data - init: clear cntl, data, and fifo"
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# Note: fifo clear via init is tested later, used here 'speculatively'
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rlc exec -init te.cntl [regbld rbtest::INIT fifo data cntl]
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#
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#-------------------------------------------------------------------------
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rlc log " test 1a: cntl, data are write- and read-able"
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foreach {addr valw valr} [list te.cntl 0xffff 0xf3ff \
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te.cntl 0x0000 0x0000 \
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te.data 0xffff 0xffff \
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te.data 0x0000 0x0000 ] {
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rlc exec -wreg $addr $valw -estat $esdval $esdmsk
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rlc exec -rreg $addr -edata $valr -estat $esdval $esdmsk
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}
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#
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#
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rlc log " test 1b: as test 1a, now use clists and check cntl/data distinct"
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foreach {valc vald} [list 0x0000 0x0000 [regbld rbtest::CNTL nofifo] 0xffff] {
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl $valc \
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-wreg te.data $vald \
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-rreg te.cntl -edata $valc \
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-rreg te.data -edata $vald
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}
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#
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#
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rlc log " test 1c: as test 1, now cntl.stat field is used"
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foreach stat {0x1 0x3 0x7 0x0} {
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set valc [regbld rbtest::CNTL [list stat $stat]]
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set vald [expr $stat | ( $stat << 8 ) ]
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl $valc \
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-wreg te.data $vald \
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-rreg te.cntl -edata $valc \
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-rreg te.data -edata $vald
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}
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#
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#-------------------------------------------------------------------------
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rlc log " test 2: cntl.nbusy is write- and readable (last nbusy=0 again)"
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foreach nbusy {0x00f 0x0ff 0x3ff 0x000} {
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set valc [regbld rbtest::CNTL [list nbusy $nbusy]]
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl $valc \
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-rreg te.cntl -edata $valc
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}
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#
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#-------------------------------------------------------------------------
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rlc log " test 3: verify that large nbusy causes timeout"
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.data 0xdead \
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-rreg te.data -edata 0xdead \
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-wreg te.cntl [regbld rbtest::CNTL {nbusy 0x3ff}] \
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-wreg te.data 0xbeaf -estat [regbld rlink::STAT rbnak] $esdmsk \
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-rreg te.data -estat [regbld rlink::STAT rbnak] $esdmsk \
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-wreg te.cntl 0x0000 \
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-rreg te.data -edata 0xdead -edata 0xdead
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#
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# -------------------------------------------------------------------------
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rlc log " test 4a: verify that init 001 clears cntl and not data"
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set valc [regbld rbtest::CNTL nofifo {stat 0x3}]
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl $valc \
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-wreg te.data 0x1234 \
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-init te.cntl [regbld rbtest::INIT cntl] \
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-rreg te.cntl -edata 0x0 \
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-wreg te.data 0x1234
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rlc log " test 4b: verify that init 010 clears data and not cntl"
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set valc [regbld rbtest::CNTL {stat 0x7}]
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl $valc \
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-wreg te.data 0x4321 \
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-init te.cntl [regbld rbtest::INIT data] \
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-rreg te.cntl -edata $valc \
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-wreg te.data 0x0
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rlc log " test 4c: verify that init 011 clears data and cntl"
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl [regbld rbtest::CNTL nofifo {stat 0x7} {nbusy 2}] \
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-wreg te.data 0xabcd \
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-init te.cntl [regbld rbtest::INIT data cntl] \
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-rreg te.cntl -edata 0x0 \
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-wreg te.data 0x0
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#
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# -------------------------------------------------------------------------
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rlc log " test 5: test that te.attn returns # of cycles for te.data w&r"
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foreach nbusy {0x03 0x07 0x0f 0x1f 0x00} {
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set valc [regbld rbtest::CNTL [list nbusy $nbusy]]
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rlc exec -estatdef $esdval $esdmsk \
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-wreg te.cntl $valc \
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-wreg te.data [expr $nbusy | ( $nbusy << 8 ) ] \
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-rreg te.attn -edata [expr $nbusy + 1 ] \
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-rreg te.data -edata [expr $nbusy | ( $nbusy << 8 ) ] \
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-rreg te.attn -edata [expr $nbusy + 1 ]
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}
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#
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# -------------------------------------------------------------------------
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rlc log " test 6: verify stat command after te.data wreg & rreg"
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set rlist [rlc exec -rlist -estatdef $esdval $esdmsk \
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-wreg te.data 0x1234 \
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-stat ]
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#rlist like: {wreg 90 23 0} {stat 4 39 0 90 1}
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set xreg_ccode [lindex $rlist 0 1]
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set stat_ccode [lindex $rlist 1 4]
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if {$xreg_ccode != $stat_ccode} {
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rlc log " ---- stat ccmd mismatch, d=[pbvi o8 $xreg_ccode]! D=[pbvi o8 $stat_ccode] FAIL"
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incr errcnt
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}
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set rlist [rlc exec -rlist -estatdef $esdval $esdmsk \
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-rreg te.data -edata 0x1234 \
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-stat -edata 0x1234]
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#rlist like: {rreg 72 23 0 4660} {stat 12 39 0 72 4660}
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set xreg_ccode [lindex $rlist 0 1]
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set stat_ccode [lindex $rlist 1 4]
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if {$xreg_ccode != $stat_ccode} {
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rlc log " ---- stat ccmd mismatch, d=[pbvi o8 $xreg_ccode]! D=[pbvi o8 $stat_ccode] FAIL"
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incr errcnt
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}
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#
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#-------------------------------------------------------------------------
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rlc log "rbtest::test_data - cleanup: clear cntl and data"
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rlc exec -init te.cntl [regbld rbtest::INIT data cntl]
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#
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incr errcnt [rlc errcnt -clear]
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return $errcnt
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}
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}
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