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skrzyp |
# {{{ Banner
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#===============================================================================
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#
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# usbhost.tcl
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#
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# Support for USB testing
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#
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#===============================================================================
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## ####ECOSGPLCOPYRIGHTBEGIN####
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## -------------------------------------------
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## This file is part of eCos, the Embedded Configurable Operating System.
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## Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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##
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## eCos is free software; you can redistribute it 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
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## version.
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##
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## eCos is distributed in the hope that it will be useful, but WITHOUT
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## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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## for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with eCos; if not, write to the Free Software Foundation, Inc.,
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## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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##
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## As a special exception, if other files instantiate templates or use
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## macros or inline functions from this file, or you compile this file
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## and link it with other works to produce a work based on this file,
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## this file does not by itself cause the resulting work to be covered by
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## the GNU General Public License. However the source code for this file
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## must still be made available in accordance with section (3) of the GNU
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## General Public License v2.
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##
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## This exception does not invalidate any other reasons why a work based
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## on this file might be covered by the GNU General Public License.
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## -------------------------------------------
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## ####ECOSGPLCOPYRIGHTEND####
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#===============================================================================
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######DESCRIPTIONBEGIN####
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#
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# Author(s): bartv
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# Date: 2001-07-04
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# Purpose: To provide higher-level utility commands for performing
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# USB testing, and to iterate through the various test scripts
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# specified on the command line.
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#
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#####DESCRIPTIONEND####
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#===============================================================================
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#
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# }}}
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# {{{ Endpoint data
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# Given the raw endpoint data provided by the C code, turn
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# it something more usable from inside Tcl scripts.
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namespace eval usbtest {
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array set control {}
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variable bulk_in_endpoints [list]
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array set bulk_in {}
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variable bulk_out_endpoints [list]
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array set bulk_out {}
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variable isochronous_in_endpoints [list]
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array set isochronous_in {}
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variable isochronous_out_endpoints [list]
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array set isochronous_out {}
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variable interrupt_in_endpoints [list]
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array set interrupt_in {}
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variable interrupt_out_endpoints [list]
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array set interrupt_out {}
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for { set i 0 } { $i < $usbtest::endpoint_count } { incr i } {
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switch -- $usbtest::endpoint_data($i,type) {
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"control" {
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set usbtest::control(min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::control(max_size) $usbtest::endpoint_data($i,max_size)
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}
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"bulk" {
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set number $usbtest::endpoint_data($i,number)
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if { "in" == $usbtest::endpoint_data($i,direction) } {
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lappend usbtest::bulk_in_endpoints $number
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set usbtest::bulk_in($number,min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::bulk_in($number,max_size) $usbtest::endpoint_data($i,max_size)
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set usbtest::bulk_in($number,max_in_padding) $usbtest::endpoint_data($i,max_in_padding)
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set usbtest::bulk_in($number,devtab) $usbtest::endpoint_data($i,devtab)
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} else {
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lappend usbtest::bulk_out_endpoints $number
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set usbtest::bulk_out($number,min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::bulk_out($number,max_size) $usbtest::endpoint_data($i,max_size)
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set usbtest::bulk_out($number,devtab) $usbtest::endpoint_data($i,devtab)
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}
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}
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"isochronous" {
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set number $usbtest::endpoint_data($i,number)
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if { "in" == $usbtest::endpoint_data($i,direction) } {
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lappend usbtest::isochronous_in_endpoints $number
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set usbtest::isochronous_in($number,min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::isochronous_in($number,max_size) $usbtest::endpoint_data($i,max_size)
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set usbtest::isochronous_in($number,devtab) $usbtest::endpoint_data($i,devtab)
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} else {
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lappend usbtest::isochronous_out_endpoints $number
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set usbtest::isochronous_out($number,min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::isochronous_out($number,max_size) $usbtest::endpoint_data($i,max_size)
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set usbtest::isochronous_out($number,devtab) $usbtest::endpoint_data($i,devtab)
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}
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}
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"interrupt" {
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set number $usbtest::endpoint_data($i,number)
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if { "in" == $usbtest::endpoint_data($i,direction) } {
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lappend usbtest::interrupt_in_endpoints $number
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set usbtest::interrupt_in($number,min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::interrupt_in($number,max_size) $usbtest::endpoint_data($i,max_size)
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set usbtest::interrupt_in($number,devtab) $usbtest::endpoint_data($i,devtab)
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} else {
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lappend usbtest::interrupt_out_endpoints $number
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set usbtest::interrupt_out($number,min_size) $usbtest::endpoint_data($i,min_size)
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set usbtest::interrupt_out($number,max_size) $usbtest::endpoint_data($i,max_size)
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set usbtest::interrupt_out($number,devtab) $usbtest::endpoint_data($i,devtab)
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}
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}
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default {
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puts stderr "Internal error: invalid endpoint type $usbtest::endpoint_data($i,type)"
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exit 1
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}
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}
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}
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}
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# }}}
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# {{{ Constants
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# The C code expects to receive certain data as simple numbers,
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# corresponding to #define's in common.c and elsewhere. Strictly
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# speaking it would be better to pass strings to the C code and
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# have it do the translation, thus ensuring that these constants
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# exist in only one place.
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namespace eval usbtest {
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variable _USB_DIR_IN 0x0080
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variable _DATA_NONE 0
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variable _DATA_BYTE_FILL 1
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variable _DATA_WORD_FILL 2
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variable _DATA_BYTE_GEN 3
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variable _DATA_WORD_GEN 4
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variable _IO_MECHANISM_USB 1
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variable _IO_MECHANISM_DEV 2
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}
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# It is also desirable to have some constants corresponding
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# to common random number generators.
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namespace eval usbtest {
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variable MULTIPLIER 1103515245
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variable INCREMENT 12345
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}
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# }}}
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# {{{ Argument processing
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# ----------------------------------------------------------------------------
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# Given a list of arguments of the form "xyzzy=123" or "xyzzy 123", and
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# an array arguments containing entries such as arguments(xyzzy) and
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# already filled in with default values, update the array using the
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# actual arguments
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namespace eval usbtest {
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proc process_arguments { list array_ref } {
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upvar $array_ref array
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array set defined_args [list]
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set listlen [llength $list]
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for { set index 0 } { $index < $listlen } { incr index } {
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set arg [lindex $list $index]
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set found 0
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foreach name [array names array] {
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set len [string length $name]
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if { [string equal -length $len $name $arg] } {
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# Partial match found.
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if { [string equal $name $arg] } {
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# Exact match found, The value must be the next arg.
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if { [info exists defined_args($name)] } {
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error "Argument $name should be specified only once"
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}
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incr index
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if { $index >= $listlen } {
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error "Missing value after argument $name"
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}
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set array($name) [lindex $list $index]
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set found 1
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break
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}
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# Not an exact match. Try looking for x=y
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incr len
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if { [string equal -length $len "$name=" $arg] } {
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if { [info exists defined_args($name)] } {
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error "Argument $name should be specified only once"
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}
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set array($name) [string range $arg $len end]
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set found 1
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break
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}
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}
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}
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if { ! $found } {
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error "Invalid argument $arg"
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}
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}
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}
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}
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# }}}
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# {{{ Starting and ending tests
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# This section deals with starting tests, or cleaning up when the
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# tests cannot actually proceed. Also there is some validation,
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# for example to make sure that no endpoint number is used for
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# multiple tests.
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namespace eval usbtest {
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variable results
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variable _tests_submitted 0
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variable _control_endpoint_in_use 0
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variable _in_endpoints_in_use [list]
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variable _out_endpoints_in_use [list]
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proc reset { } {
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if { 0 != $usbtest::_tests_submitted } {
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usbtest::_cancel
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set usbtest::_tests_submitted 0
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}
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set usbtest::_in_endpoints_in_use [list]
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set usbtest::_out_endpoints_in_use [list]
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}
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proc use_endpoint { endpoint direction } {
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if { 0 == $endpoint } {
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if { $usbtest::_control_endpoint_in_use } {
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error "Attempt to run multiple tests on the control endpoint"
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}
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set usbtest::_control_endpoint_in_use 1
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} else {
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switch -- $direction {
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"in" {
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if { -1 != [lsearch -exact $usbtest::_in_endpoints_in_use $endpoint] } {
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error "Attempt to run multiple IN tests on endpoint $endpoint"
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}
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lappend usbtest::_in_endpoints_in_use $endpoint
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}
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"out" {
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| 263 |
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if { -1 != [lsearch -exact $usbtest::_out_endpoints_in_use $endpoint] } {
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error "Attempt to run multiple OUT tests on endpoint $endpoint"
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}
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lappend usbtest::_out_endpoints_in_use $endpoint
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| 267 |
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}
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| 268 |
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| 269 |
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default {
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| 270 |
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error "Invalid direction passed to usbtest::use_endpoint"
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| 271 |
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}
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| 272 |
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}
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| 273 |
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}
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| 274 |
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}
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| 275 |
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| 276 |
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proc test_submitted { } {
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| 277 |
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incr usbtest::_tests_submitted
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| 278 |
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}
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| 279 |
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| 280 |
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proc start { timeout } {
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| 281 |
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set result 0
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| 282 |
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if { 0 == $usbtest::_tests_submitted } {
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| 283 |
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error "Attempt to start tests when no tests are scheduled to run."
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| 284 |
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} elseif { ! [string is integer -strict $timeout] } {
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| 285 |
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error "Invalid timeout specified, it should be a simple number."
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| 286 |
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} else {
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| 287 |
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set usbtest::results [list]
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| 288 |
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set result [usbtest::_run $timeout]
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| 289 |
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set usbtest::_tests_submitted 0
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| 290 |
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set usbtest::_control_endpoint_in_use 0
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| 291 |
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array unset _in_endpoints_in_use
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| 292 |
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array unset _out_endpoints_in_use
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| 293 |
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}
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| 294 |
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return $result
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| 295 |
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}
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| 296 |
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}
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| 297 |
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| 298 |
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# }}}
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| 299 |
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# {{{ Bulk tests
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| 300 |
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| 301 |
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# Prepare to run a bulk test.
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| 302 |
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#
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| 303 |
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# This test requires rather a lot of parameters, many of which
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| 304 |
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# will have sensible defaults.
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| 305 |
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| 306 |
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namespace eval usbtest {
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| 307 |
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| 308 |
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proc bulktest { endpoint direction number_packets args } {
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| 309 |
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| 310 |
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| 311 |
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# Parameters to be passed to the C code. Most are
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| 312 |
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# held in an array indexed by the option name,
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| 313 |
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# facilitating command-line parsing.
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| 314 |
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set arguments(format) "none"
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| 315 |
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set arguments(data1) 0
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| 316 |
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set arguments(data*) 1
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| 317 |
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set arguments(data+) 0
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| 318 |
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set arguments(data1*) 1
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| 319 |
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set arguments(data1+) 0
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| 320 |
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set arguments(data**) 1
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| 321 |
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set arguments(data*+) 0
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| 322 |
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set arguments(data+*) 1
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| 323 |
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set arguments(data++) 0
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| 324 |
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set arguments(mechanism) "usb"
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| 325 |
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set arguments(txsize1) 32
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| 326 |
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set arguments(txsize>=) 0
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| 327 |
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set arguments(txsize<=) -1
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| 328 |
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set arguments(txsize*) 1
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| 329 |
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set arguments(txsize/) 1
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| 330 |
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set arguments(txsize+) 0
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| 331 |
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set arguments(rxsize1) 0
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| 332 |
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set arguments(rxsize>=) 0
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| 333 |
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set arguments(rxsize<=) -1
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| 334 |
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set arguments(rxsize*) 1
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| 335 |
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set arguments(rxsize/) 1
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| 336 |
|
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set arguments(rxsize+) 0
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| 337 |
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set arguments(txdelay1) 0
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| 338 |
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set arguments(txdelay>=) 0
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| 339 |
|
|
set arguments(txdelay<=) 1000000000
|
| 340 |
|
|
set arguments(txdelay*) 1
|
| 341 |
|
|
set arguments(txdelay/) 1
|
| 342 |
|
|
set arguments(txdelay+) 0
|
| 343 |
|
|
set arguments(rxdelay1) 0
|
| 344 |
|
|
set arguments(rxdelay>=) 0
|
| 345 |
|
|
set arguments(rxdelay<=) 1000000000
|
| 346 |
|
|
set arguments(rxdelay*) 1
|
| 347 |
|
|
set arguments(rxdelay/) 1
|
| 348 |
|
|
set arguments(rxdelay+) 0
|
| 349 |
|
|
|
| 350 |
|
|
set endpoint_param ""
|
| 351 |
|
|
|
| 352 |
|
|
# Target limits
|
| 353 |
|
|
set target_min_size 0
|
| 354 |
|
|
set target_max_size 0
|
| 355 |
|
|
set target_padding 0
|
| 356 |
|
|
set target_devtab ""
|
| 357 |
|
|
|
| 358 |
|
|
# Start by validating the endpoint and direction arguments.
|
| 359 |
|
|
# Also check that the specified endpoint is not yet in use.
|
| 360 |
|
|
if { ![string is integer -strict $endpoint] } {
|
| 361 |
|
|
error "Invalid endpoint argument \"$endpoint\": should be a number"
|
| 362 |
|
|
}
|
| 363 |
|
|
if { ($endpoint < 1) || ($endpoint > 15) } {
|
| 364 |
|
|
error "Invalid bulk endpoint argument \"$endpoint\": should be between 1 and 15"
|
| 365 |
|
|
}
|
| 366 |
|
|
switch -- $direction {
|
| 367 |
|
|
"in" -
|
| 368 |
|
|
"In" -
|
| 369 |
|
|
"IN" {
|
| 370 |
|
|
set direction "in"
|
| 371 |
|
|
if { -1 == [lsearch -exact $usbtest::bulk_in_endpoints $endpoint] } {
|
| 372 |
|
|
error "Invalid bulk endpoint argument \"$endpoint\": the target does not list that as a bulk IN endpoint"
|
| 373 |
|
|
}
|
| 374 |
|
|
set target_min_size $usbtest::bulk_in($endpoint,min_size)
|
| 375 |
|
|
set target_max_size $usbtest::bulk_in($endpoint,max_size)
|
| 376 |
|
|
set target_padding $usbtest::bulk_in($endpoint,max_in_padding)
|
| 377 |
|
|
set target_devtab $usbtest::bulk_in($endpoint,devtab);
|
| 378 |
|
|
set endpoint_param [expr $endpoint | $usbtest::_USB_DIR_IN]
|
| 379 |
|
|
}
|
| 380 |
|
|
|
| 381 |
|
|
"out" -
|
| 382 |
|
|
"Out" -
|
| 383 |
|
|
"OUT" {
|
| 384 |
|
|
set direction "out"
|
| 385 |
|
|
if { -1 == [lsearch -exact $usbtest::bulk_out_endpoints $endpoint] } {
|
| 386 |
|
|
error "Invalid bulk endpoint argument \"$endpoint\": the target does not list that as a bulk OUT endpoint"
|
| 387 |
|
|
}
|
| 388 |
|
|
set target_min_size $usbtest::bulk_out($endpoint,min_size)
|
| 389 |
|
|
set target_max_size $usbtest::bulk_out($endpoint,max_size)
|
| 390 |
|
|
set target_devtab $usbtest::bulk_out($endpoint,devtab);
|
| 391 |
|
|
set target_padding 0; # Not applicable
|
| 392 |
|
|
set endpoint_param $endpoint
|
| 393 |
|
|
}
|
| 394 |
|
|
|
| 395 |
|
|
default {
|
| 396 |
|
|
error "Invalid direction argument \"$direction\": should be \"in\" or \"out\""
|
| 397 |
|
|
}
|
| 398 |
|
|
}
|
| 399 |
|
|
|
| 400 |
|
|
# Now parse any remaining arguments
|
| 401 |
|
|
usbtest::process_arguments $args arguments
|
| 402 |
|
|
|
| 403 |
|
|
# Convert two of the arguments from strings to numbers, for the
|
| 404 |
|
|
# convenience of the C code
|
| 405 |
|
|
switch -- $arguments(format) {
|
| 406 |
|
|
"none" { set arguments(format) $usbtest::_DATA_NONE }
|
| 407 |
|
|
"bytefill" { set arguments(format) $usbtest::_DATA_BYTE_FILL }
|
| 408 |
|
|
"wordfill" { set arguments(format) $usbtest::_DATA_WORD_FILL }
|
| 409 |
|
|
"byteseq" { set arguments(format) $usbtest::_DATA_BYTE_GEN }
|
| 410 |
|
|
"wordseq" { set arguments(format) $usbtest::_DATA_WORD_GEN }
|
| 411 |
|
|
|
| 412 |
|
|
default {
|
| 413 |
|
|
error "Invalid data format argument \"$arguments(data)\"\n \
|
| 414 |
|
|
Should be \"none\", \"bytefill\", \"wordfill\", \"byteseq\" or \"wordseq\""
|
| 415 |
|
|
}
|
| 416 |
|
|
}
|
| 417 |
|
|
switch -- $arguments(mechanism) {
|
| 418 |
|
|
"usb" { set arguments(mechanism) $usbtest::_IO_MECHANISM_USB }
|
| 419 |
|
|
"devtab" { set arguments(mechanism) $usbtest::_IO_MECHANISM_DEV }
|
| 420 |
|
|
|
| 421 |
|
|
default {
|
| 422 |
|
|
error "Invalid mechanism argument \"$arguments(mechanism)\"\n \
|
| 423 |
|
|
Should be \"usb\" or \"devtab\""
|
| 424 |
|
|
}
|
| 425 |
|
|
}
|
| 426 |
|
|
|
| 427 |
|
|
puts "validating fields"
|
| 428 |
|
|
# Validate the remaining fields
|
| 429 |
|
|
foreach field [list data1 data* data+ data1* data1+ data** data*+ data+* data++ \
|
| 430 |
|
|
txsize1 txsize>= txsize<= txsize* txsize/ txsize+ \
|
| 431 |
|
|
rxsize1 rxsize>= rxsize<= rxsize* rxsize/ rxsize+ \
|
| 432 |
|
|
txdelay1 txdelay>= txdelay<= txdelay* txdelay/ txdelay+ \
|
| 433 |
|
|
rxdelay1 rxdelay>= rxdelay<= rxdelay* rxdelay/ rxdelay+] {
|
| 434 |
|
|
if { ![string is integer -strict $arguments($field)] } {
|
| 435 |
|
|
error "Invalid value \"$arguments($field)\" for argument $field, should be an integer."
|
| 436 |
|
|
}
|
| 437 |
|
|
}
|
| 438 |
|
|
|
| 439 |
|
|
if { $arguments(txsize>=) < $target_min_size } {
|
| 440 |
|
|
set arguments(txsize>=) $target_min_size
|
| 441 |
|
|
}
|
| 442 |
|
|
if { (-1 == $arguments(txsize<=) ) || ($arguments(txsize<=) > $target_max_size) } {
|
| 443 |
|
|
set arguments(txsize<=) $target_max_size
|
| 444 |
|
|
}
|
| 445 |
|
|
if { $arguments(rxsize<=) == -1 } {
|
| 446 |
|
|
set arguments(rxsize<=) $target_max_size
|
| 447 |
|
|
}
|
| 448 |
|
|
if { $arguments(txsize1) < $arguments(txsize>=) } {
|
| 449 |
|
|
set arguments(txsize1) $arguments(txsize>=)
|
| 450 |
|
|
}
|
| 451 |
|
|
# Make sure the endpoint is not already in use
|
| 452 |
|
|
usbtest::use_endpoint $endpoint $direction
|
| 453 |
|
|
|
| 454 |
|
|
puts "Submitting test"
|
| 455 |
|
|
# Now submit the test. This is handled by C code.
|
| 456 |
|
|
usbtest::_test_bulk \
|
| 457 |
|
|
$number_packets \
|
| 458 |
|
|
$endpoint_param \
|
| 459 |
|
|
$arguments(txsize1) \
|
| 460 |
|
|
$arguments(txsize>=) \
|
| 461 |
|
|
$arguments(txsize<=) \
|
| 462 |
|
|
$arguments(txsize*) \
|
| 463 |
|
|
$arguments(txsize/) \
|
| 464 |
|
|
$arguments(txsize+) \
|
| 465 |
|
|
$arguments(rxsize1) \
|
| 466 |
|
|
$arguments(rxsize>=) \
|
| 467 |
|
|
$arguments(rxsize<=) \
|
| 468 |
|
|
$arguments(rxsize*) \
|
| 469 |
|
|
$arguments(rxsize/) \
|
| 470 |
|
|
$arguments(rxsize+) \
|
| 471 |
|
|
$target_padding \
|
| 472 |
|
|
$arguments(txdelay1) \
|
| 473 |
|
|
$arguments(txdelay>=) \
|
| 474 |
|
|
$arguments(txdelay<=) \
|
| 475 |
|
|
$arguments(txdelay*) \
|
| 476 |
|
|
$arguments(txdelay/) \
|
| 477 |
|
|
$arguments(txdelay+) \
|
| 478 |
|
|
$arguments(rxdelay1) \
|
| 479 |
|
|
$arguments(rxdelay>=) \
|
| 480 |
|
|
$arguments(rxdelay<=) \
|
| 481 |
|
|
$arguments(rxdelay*) \
|
| 482 |
|
|
$arguments(rxdelay/) \
|
| 483 |
|
|
$arguments(rxdelay+) \
|
| 484 |
|
|
$arguments(mechanism) \
|
| 485 |
|
|
$arguments(format) \
|
| 486 |
|
|
$arguments(data1) \
|
| 487 |
|
|
$arguments(data*) \
|
| 488 |
|
|
$arguments(data+) \
|
| 489 |
|
|
$arguments(data1*) \
|
| 490 |
|
|
$arguments(data1+) \
|
| 491 |
|
|
$arguments(data**) \
|
| 492 |
|
|
$arguments(data*+) \
|
| 493 |
|
|
$arguments(data+*) \
|
| 494 |
|
|
$arguments(data++)
|
| 495 |
|
|
|
| 496 |
|
|
test_submitted
|
| 497 |
|
|
}
|
| 498 |
|
|
}
|
| 499 |
|
|
|
| 500 |
|
|
# }}}
|
| 501 |
|
|
# {{{ Execute the specified test script
|
| 502 |
|
|
|
| 503 |
|
|
# Interpret the arguments as a test script plus auxiliary data.
|
| 504 |
|
|
set script [lindex $::argv 0]
|
| 505 |
|
|
set ::argv [lrange $::argv 1 end]
|
| 506 |
|
|
|
| 507 |
|
|
set result [catch {
|
| 508 |
|
|
set path [file join [pwd] $script]
|
| 509 |
|
|
if { ![file exists $path] } {
|
| 510 |
|
|
set path "$path.tcl"
|
| 511 |
|
|
if { ![file exists $path] } {
|
| 512 |
|
|
set path [file join $usbtest::USBAUXDIR $script]
|
| 513 |
|
|
if { ![file exists $path] } {
|
| 514 |
|
|
set path "$path.tcl"
|
| 515 |
|
|
if { ![file exists $path] } {
|
| 516 |
|
|
error "Error: unknown test script $script"
|
| 517 |
|
|
}
|
| 518 |
|
|
}
|
| 519 |
|
|
}
|
| 520 |
|
|
}
|
| 521 |
|
|
|
| 522 |
|
|
source $path
|
| 523 |
|
|
|
| 524 |
|
|
} message]
|
| 525 |
|
|
|
| 526 |
|
|
if { 0 != $result } {
|
| 527 |
|
|
puts $message
|
| 528 |
|
|
}
|
| 529 |
|
|
|
| 530 |
|
|
# }}}
|
