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id: @(#)bge-test.fth 1.1 02/09/06
copyright: Copyright 2002 Sun Microsystems, Inc. All Rights Reserved
copyright: Use is subject to license terms.
ff c, 00 c, \ Ones and zeroes
40 c, 80 c, \ Walking ones
0bf c, 7f c, \ Walking zeroes
ff c, 00 c, \ Ones and zeroes
40 c, 80 c, \ Walking ones
bf c, 7f c, \ Walking zeroes
40 c, 80 c, \ Walking ones
d# 52 constant /loopback-data
d# 64 constant /loopback-pkt
: loopback-buffer ( -- adr len )
mac-address drop over 6 cmove \ Set dest address
mac-address drop over 6 + 6 cmove \ Set source address
loopback-data over d# 12 + /loopback-data cmove \ Set buffer contents
dup d# 10 bounds do i c@ 3 u.r loop cr
d# 10 + dup d# 10 bounds do i c@ 3 u.r loop cr
d# 10 + dup d# 10 bounds do i c@ 3 u.r loop cr
d# 10 + dup d# 10 bounds do i c@ 3 u.r loop cr
d# 10 + dup d# 10 bounds do i c@ 3 u.r loop cr
d# 10 + d# 2 bounds do i c@ 3 u.r loop cr
mac-mode int-loopback = if
." Internal Loopback test -- "
: check-len&data ( pkt len -- ok? )
dup /loopback-pkt <> if ( pkt len )
.loopback ." Wrong packet length. Expected" ( pkt len )
/loopback-pkt .d ( pkt len )
drop false exit ( false )
swap dup d# 12 + loopback-data /loopback-data comp 0<> if
." Received packet contained incorrect data. Expected: " cr
loopback-data /loopback-data pdump
." Observed" d# 12 + swap pdump
: timed-receive ( timeout-ms -- [ buf-handle pkt len ] err? )
unloop 4 - \ last 4 bytes = checksum
: (loopback-test) ( -- success? )
loopback-buffer transmit 0= if
.loopback ." Cannot send loopback packet" cr
d# 2000 timed-receive if ( handle pkt len )
.loopback ." Did not receive expected loopback packet" cr
check-len&data ( handle flag )
swap return-buffer ( flag )
: loopback-test ( loopback-mode -- pass? )
." Looking for Ethernet Packets." cr
." '.' is a Good Packet. 'X' is a Bad Packet." cr
." Type any key to stop." cr
receive if ." ." else ." X" then