126 lines
3.2 KiB
Tcl
126 lines
3.2 KiB
Tcl
#
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# Defines basic Tcl procs that must be there for
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# OpenOCD to work.
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#
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# Embedded into OpenOCD executable
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#
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# Help text list. A list of command + help text pairs.
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#
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# Commands can be more than one word and they are stored
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# as "flash banks" "help text x x x"
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global ocd_helptext
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set ocd_helptext {}
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proc add_help_text {cmd cmd_help} {
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global ocd_helptext
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lappend ocd_helptext [list $cmd $cmd_help]
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}
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proc get_help_text {} {
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global ocd_helptext
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return $ocd_helptext
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}
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# Production command
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# FIX!!! need to figure out how to feed back relevant output
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# from e.g. "flash banks" command...
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proc board_produce {filename serialnumber} {
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openocd "reset init"
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openocd "flash write_image erase $filename [flash] bin"]]
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openocd "verify_image $filename [flash] bin"]]
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echo "Successfully ran production procedure"
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}
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proc board_test {} {
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echo "Production test not implemented"
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}
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# Show flash in human readable form
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# This is an example of a human readable form of a low level fn
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proc flash_banks_pretty {} {
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set i 0
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set result ""
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foreach {a} [flash_banks] {
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if {$i > 0} {
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set result "$result\n"
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}
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set result [format "$result#%d: %s at 0x%08x, size 0x%08x, buswidth %d, chipwidth %d" $i [lindex $a 0] [lindex $a 1] [lindex $a 2] [lindex $a 3] [lindex $a 4]]
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set i [expr $i+1]
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}
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return $result
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}
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# We need to explicitly redirect this to the OpenOCD command
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# as Tcl defines the exit proc
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proc exit {} {
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openocd_throw exit
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}
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# We have currently converted only "flash banks" to tcl.
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proc flash args {
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if {[string compare [lindex $args 0] banks]==0} {
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return [flash_banks_pretty]
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}
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openocd_throw "flash $args"
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}
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#Print help text for a command. Word wrap
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#help text that is too wide inside column.
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proc help {args} {
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global ocd_helptext
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set cmd $args
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foreach a [lsort $ocd_helptext] {
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if {[string length $cmd]==0||[string first $cmd $a]!=-1||[string first $cmd [lindex $a 1]]!=-1} {
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set w 50
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set cmdname [lindex $a 0]
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set h [lindex $a 1]
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set n 0
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while 1 {
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if {$n > [string length $h]} {break}
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set next_a [expr $n+$w]
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if {[string length $h]>$n+$w} {
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set xxxx [string range $h $n [expr $n+$w]]
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for {set lastpos [expr [string length $xxxx]-1]} {$lastpos>=0&&[string compare [string range $xxxx $lastpos $lastpos] " "]!=0} {set lastpos [expr $lastpos-1]} {
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}
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#set next_a -1
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if {$lastpos!=-1} {
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set next_a [expr $lastpos+$n+1]
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}
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}
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puts [format "%-25s %s" $cmdname [string range $h $n [expr $next_a-1]] ]
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set cmdname ""
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set n [expr $next_a]
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}
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}
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}
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}
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add_help_text help "Tcl implementation of help command"
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# If a fn is unknown to Tcl, we try to execute it as an OpenOCD command
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proc unknown {args} {
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if {[string length $args]>0} {
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set cmd ""
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# We need to add back quotes for arguments w/space
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# for args without space, we can add quotes anyway
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foreach {a} $args {
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set cmd "$cmd \"$a\""
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}
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openocd_throw $cmd
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}
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# openocd_throw outputs while running and also sets the
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# primary return value to the output of the command
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#
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# The primary return value have been set by "openocd" above,
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# so we need to clear it, lest we print out the output from
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# the command twice.
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return ""
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}
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