#!/usr/bin/tclsh8.4
-if {[llength $argv] != 3} { error "need args: serial port, map file, picno" }
-set port [lindex $argv 0]
-set map [lindex $argv 1]
-set slave [lindex $argv 2]
+proc debug {s} { puts "$s" }
-set m [open $map]
-set block preable
-set headings unknown
-set inblk 3
+proc manyset {list args} {
+ foreach val $list var $args { upvar 1 $var my; set my $val }
+}
proc inblk {bre hre} {
global inblk block headings
}]
}
+proc wantlockind {lockind thing l} {
+ switch -exact $lockind program { return -1 } data { return 1 } \
+ default { error "unknown $thing lockind $lockind in $l" }
+}
+
+proc addendlast {v ev evn} {
+ upvar #0 $v syms
+ lappend syms [list [lindex [lindex $syms end] 0] [list {} (lastsymbol)]]
+ lappend syms [list [format 0x%08lx $ev] [list {} $evn]]
+}
+
+proc xmit {b} {
+ global p
+ #debug >xmit|$b<
+ set b [expr $b]
+ set c [binary format c* $b]
+ puts -nonewline $p [format %c $b]
+}
+proc recv {n} {
+ global p
+ set l {}
+ while {$n > 0} {
+ set c [read $p 1]
+ binary scan $c c* d
+ if {![llength $d]} { error "comms eof" }
+ lappend l [expr {$d & 0x0ff}]
+ incr n -1
+ }
+ return $l
+}
+proc junkrecv {} {
+ global p
+ fconfigure $p -blocking no
+ while {[string length [read $p 1024]]} { }
+ fconfigure $p -blocking yes
+}
+
+proc selectslave_slave {slave} {
+ xmit "$slave ^ 0x30"
+}
+
+proc selectslave_s {} {
+ global slave
+ selectslave_slave $slave
+}
+
+proc xmit_slave {slave b} {
+ xmit "$b | 0x80"
+ selectslave_slave $slave
+ recv 1
+}
+
+proc xmit_s {b} {
+ global slave
+ xmit_slave $slave $b
+}
+
+proc pause {t} {
+ global pause_var
+ catch { unset pause_var }
+ after $t {set pause_var y}
+ vwait pause_var
+}
+
+proc setup_m {} { xmit 0; xmit 0; xmit 0; pause 250; junkrecv }
+proc setup_s {} { setup_m; xmit 128; pause 256; junkrecv; xmit_s 0; xmit_s 0 }
+proc setup_t {} { }
+
+proc selectaddr_ms {xmit a} {
+ $xmit "($a >> 6) | 0x40"
+ $xmit "($a & 0x3f) | 0x40"
+}
+proc selectaddr_m {a} { selectaddr_ms xmit $a }
+proc selectaddr_s {a} { selectaddr_ms xmit_s $a }
+proc selectaddr_t {a} { global tsa; set tsa $a }
+
+proc readbytes_m {n} {
+ xmit "$n | 0x10"
+ return [recv $n]
+}
+proc readbytes_s {n} {
+ xmit $n
+ selectslave_s
+ return [recv $n]
+}
+
+proc readbytes_t {n} {
+ global tsa
+ set l {}
+ while {$n > 0} {
+ lappend l [expr {$tsa - ($tsa >> 8)}]
+ incr tsa
+ incr n -1
+ }
+ return $l
+}
+
+proc readbytes {addr n} {
+ global readcursor ms
+ if {$readcursor != $addr} {
+ if {$addr & ~0x0fff} { error "bad addr $addr" }
+ if {$n > (0x1000 - $addr)} { error "bad len $addr+$n" }
+ selectaddr_$ms $addr
+ }
+ set r [readbytes_$ms $n]
+ set readcursor [expr {$addr + $n}]
+ return $r
+}
+
+proc thingbynum {thing nnum} {
+ upvar #0 ${thing}num num
+ upvar #0 ${thing}s things
+ upvar #0 ${thing}info info
+ upvar #0 ${thing}addr addr
+ upvar #0 ${thing} name
+ set num $nnum
+ if {$num < [llength $things]} {
+ set info [lindex $things $num]
+ } else {
+ set info {0x7fffffff =DUMMY-END= 1}
+ }
+ manyset $info addr name
+ if {![string compare $thing section]} {
+ global sectionsize sectionend
+ set sectionsize [lindex $info 2]
+ set sectionend [expr {$addr + $sectionsize}]
+ }
+}
+
+proc thingnext {thing} {
+ upvar #0 ${thing}num num
+ incr num
+ thingbynum $thing $num
+}
+
+
+proc p {s} { puts -nonewline $s }
+
+proc reset_s {val min max} {
+ for {set slave $min} {$slave < $max} {incr slave} {
+ xmit_slave $slave $val
+ }
+}
+
+proc reset_m {arg} {
+ if {[regexp {^(\d+)\.(\d+)} $arg min max]} {
+ } elseif {[regexp {^(\d+)} $arg max]} {
+ set min 1
+ } else {
+ error "--reset arg $arg wrong"
+ }
+ setup_m
+ reset_s 0x00 $min $max
+ reset_s 0x00 $min $max
+ reset_s 0x09 $min $max
+ xmit 0x09
+}
+
+proc badusage {m} {
+ set m "bad usage: $m"
+ append m {
+usage: .../crashread <port> <map-file> <picno>
+ pass `-1' for <picno> for test (data memory map) mode only
+ pass `reset' for <map-file> to reset pics (then
+ <picno> should be <lastpicno+1> or <firstslave>-<lastpicno+1>)
+}
+ error $m
+}
+
+if {[llength $argv] != 3} { badusage "wrong # args" }
+
+set port [lindex $argv 0]
+set map [lindex $argv 1]
+set slave [lindex $argv 2]
+
+set p [open $port {RDWR NONBLOCK} 0]
+exec stty -F $port min 1 time 0 -istrip -ocrnl -onlcr -onocr -opost \
+ -ctlecho -echo -echoe -echok -echonl -iexten -isig \
+ -icanon -icrnl \
+ 9600 clocal cread -crtscts -hup -parenb cs8 -cstopb \
+ -ixoff bs0 cr0 ff0 nl0 -ofill -olcuc
+
+fconfigure $p -blocking yes -buffering none \
+ -translation binary -encoding binary
+
+fconfigure stdout -buffering none
+
+if {![string compare reset $map]} {
+ reset_m $slave
+ exit 0
+}
+
+set m [open $map]
+set block preable
+set headings unknown
+set inblk 3
+
while {[gets $m l] >= 0} {
if {![regexp {\S} $l]} {
set inblk 0
incr inblk
} elseif {[inblk {^Section Info$} \
{^Section\s+Type\s+Address\s+Location\s+Size\(Bytes\)$}]} {
- if {[string compare udata [lindex $l 1]]} continue
- if {[string compare data [lindex $l 3]]} continue
- set loc [format %08x [lindex $l 2]]
- set s [lrange $l 0 end]
- lappend sections [lrange $l 0 end]
+ manyset $l sec type addr lockind size
+ switch -exact $type code { continue } udata { } \
+ default { error "unknown section type $type in $l" }
+ if {[wantlockind $lockind section $l]<=0} continue
+ set addr [format 0x%08x $addr]
+ lappend sections [list $addr $sec [format 0x%08x $size]]
} elseif {[inblk {^Symbols$} \
{^Name\s+Address\s+Location\s+Storage\s+File$}]} {
- if {[string compare data [lindex $l 2]]} continue
- lappend symbols [lrange $l 0 end]
+ manyset $l sym addr lockind storage file
+ if {![wantlockind $lockind symbol $l]} continue
+ switch -exact $storage {
+ extern { set sym [list {} $sym] }
+ static {
+ regexp {^(.*)\.asm$} $file dummy file
+ set sym [list $file: $sym]
+ }
+ default { error "unknown storage $storage in $l" }
+ }
+ set addr [format 0x%08x $addr]
+ if {[string compare $lockind data]} {
+ set sv symbolsbylockind($lockind)
+ } else {
+ set sv symbols
+ set smap($sym) $addr
+ }
+ lappend $sv [list $addr $sym]
} elseif {$inblk==3} {
} else {
error "unknown $inblk <$block> <$headings> $l"
set h [open /usr/share/gputils/header/p18f458.inc]
set section unknown
+set lastaddr -1
while {[gets $h l]>=0} {
if {[regexp {^\;\-\-+\s+(\S.*\S)\s+\-\-+$} $l dummy section]} {
continue
} elseif {[regexp -nocase \
{^([a-z][a-z0-9]*)\s+equ\s+h\'0(f[0-9a-f]{2})\'\s*$} \
$l dummy sym loc]} {
+ set addr [format 0x%08x 0x$loc]
foreach pat $ok {
if {[string match $pat $sym]} {
- set loc 0x$loc
- lappend symbols [list $sym $loc data extern x]
- lappend sections [list SFR sfr $loc data 0x1]
+ if {$addr != $lastaddr} {
+ lappend sections [list $addr =SFRs= 0x1]
+ set lastaddr $addr
+ }
+ lappend symbols [list $addr [list SFR $sym]]
}
}
} elseif {[regexp -nocase {^\;\s*reserved} $l]} {
}
}
-puts >$sections<
-puts >$symbols<
+lappend symbols {0x00000060 {=udata,!acs=}}
+#lappend symbols {0x00000f00 {=SFRs,!acs=}}
+lappend symbols {0x00000f60 {=SFRs,acs= {}}}
+lappend sections {0x00000f00 {=SFRs=} 0}
+#lappend sections {0x00000060 {==========UDATA,!ACS===========} 0}
+#lappend sections {0x00000f60 {==========SFRs,ACS===========} 0}
-exit 0
+lappend sections [list 0x1000 =END= 0]
-set p [open $port {RDWR NONBLOCK} 0]
-exec stty -F $port min 1 time 0 -istrip -ocrnl -onlcr -onocr -opost \
- -ctlecho -echo -echoe -echok -echonl -iexten -isig \
- -icanon -icrnl \
- 9600 clocal cread -crtscts -hup -parenb cs8 -cstopb \
- -ixoff bs0 cr0 ff0 nl0 -ofill -olcuc
+proc sortthings {} {
+ foreach tosort {sections symbols symbolsbylockind(program)} {
+ upvar #0 $tosort ts
+ set ts [lsort [set ts]]
+ }
+}
+set readcursor -1
-fconfigure $p -blocking yes
+set ms [expr {
+ $slave < 0 ? "t" :
+ $slave ? "s" :
+ "m"
+}]
-set ms [expr {$slave ? "m" : "s"}]
+thingbynum section 0
+thingbynum symbol 0
+set shownsection {}
+set sectionchange 0
+set insection 0
+set addr 0
+set now_max 4
+set displine 0
+set inline 0
+set shownsection {}
-proc xmit_s {b} {
- xmit [expr {$b | 0x80}]
- xmit [expr {$slave ^ 0x30}] }
+setup_$ms
+
+proc queue_show {kind value} {
+ upvar #0 q_$kind queued
+ lappend queued $value
}
-proc setup_m {} { xmit 0 }
-proc setup_s {} { xmit 0; xmit_s 0 }
+proc p_addr_symbol {a s} {
+ global inline
+ endline
+ p [format "%08x %-15s %-20s" $a [lindex $s 0] [lindex $s 1]]
+ set inline 1
+}
-setup_$ms
+proc endline {} {
+ global inline
+ if {!$inline} return
+ p "\n"
+ set inline 0
+}
+
+proc do_show {} {
+ global addr inline insection q_symbol q_section shownss
+ global shownsection
+ #debug "do_show [format %x $addr] $insection $q_symbol $q_section"
+ if {$inline} { error "do_show inline $addr" }
+ foreach s $q_section {
+ if {![string compare $s $shownsection]} continue
+ p "---------- $s ----------\n"
+ set shownsection $s
+ }
+ set shownss {}
+ foreach s $q_symbol {
+ p_addr_symbol $addr $s
+ set shownss [concat $s]
+ }
+ #debug "shownss>$shownss<"
+ if {!$insection && ![string compare =SFRs= $shownsection]} {
+ endline
+ p "\n"
+ reset_show
+ return
+ }
+ if {![llength $q_symbol]} { p_addr_symbol $addr {} }
+ if {!$insection} {
+ endline
+# p "------------------------------\n"
+ set shownsection {}
+ }
+ reset_show
+}
-xmit 0
+proc reset_show {} {
+ foreach v {q_section q_symbol} {
+ global $v
+ set $v {}
+ }
+}
-if {$slave} {
- xmit 0x80
-xmit_slave 0x80
- xmit
+proc show {sym} {
+ global insection section displine addr shownsection inline shownss
+ set showsectionend 0
+ if {$insection && [string compare $section $shownsection]} {
+ endline
+ set shownsection $section
+ set displine 0
+ } elseif {!$insection && [string length $shownsection]} {
+ endline
+ set shownsection {}
+ set displine 0
+ }
+ if {[string length $sym]} {
+ if {$displine && $inline && !($displine&3)} {
+ p "\n"
+ }
+ endline
+ }
+ if {!$inline} {
+ set inline 1
+ set shownss $shownsection-$sym
+ }
}
+
+if {[info exists smap(misc:\ debugp)] && [info exists smap(misc:\ debug)]} {
+ set debugpval [readbytes $smap(misc:\ debugp) 1]
+# puts y1-$debugpval
+# puts y2-$smap(misc:\ debug)
+ set debugpaddr [format 0x%08x [expr {$debugpval+$smap(misc:\ debug)}]]
+# puts y3-$debugpaddr
+ lappend symbols [list $debugpaddr [list "" (debugp)]]
+}
+
+sortthings
+addendlast symbolsbylockind(program) 0x8000 (end)
+
+set stkptr {panic: psave_stkptr}
+set stack {panic: panic_stack}
+
+reset_show
+foreach ss [list $stkptr $stack] { set ccontents($ss) {} }
+
+while {$sectionnum < [llength $sections]} {
+ # So what happens at this address ?
+
+ set now_section [expr {$sectionchange - $addr}]
+ if {!$now_section && !$insection} {
+ queue_show section $section
+ set insection 1
+ set sectionchange $sectionend
+ continue
+ }
+ if {!$now_section && $insection} {
+ thingnext section
+ set insection 0
+ set sectionchange $sectionaddr
+ continue
+ }
+
+ set now_symbol [expr {$symboladdr - $addr}]
+ if {!$now_symbol} {
+ queue_show symbol $symbol
+ thingnext symbol
+ continue
+ }
+
+ # OK, that's all the things that we need to say
+ # about this addr.
+
+ # Decide how much to do:
+ set now $now_symbol
+ if {$now > $now_section} { set now $now_section }
+
+ #debug "now $now"
+ do_show
+
+ if {!$insection} {
+ incr addr $now
+ continue
+ }
+
+ while {$now > 0} {
+ set nownow $now
+ if {$nownow > $now_max} { set nownow $now_max }
+ set bytes [readbytes $addr $nownow]
+ foreach b $bytes {
+ set h [format "%02x" [expr {$b & 0xff}]]
+ p " $h"
+ if {[info exists ccontents($shownss)]} {
+ append ccontents($shownss) $h
+ }
+ incr addr
+ }
+ incr now -$nownow
+ }
+ endline
+}
+
+set stackdepth 31
+
+proc stack_chkptr {si} {
+ global stkptr
+ if {$si == $stkptr+1} { p " - - - - -\n" }
+}
+
+foreach v {stkptr stack} {
+ #debug ">$v|[set $v]|$ccontents([set $v])<"
+ set $v $ccontents([set $v])
+}
+
+endline
+p "---------- =Execution Stack= ----------\n"
+set stkptr [expr "0x$stkptr & $stackdepth"]
+
+for {set si 1} {$si <= $stackdepth} {incr si} {
+ stack_chkptr $si
+ for {set ch 2; set se 0x} {$ch >= 0} {incr ch -1} {
+ append se [string range $stack \
+ [expr ($si-1)*6+$ch*2] [expr ($si-1)*6+$ch*2+1]]
+ }
+ set symaddr 0; set symsym (start)
+ foreach symi $symbolsbylockind(program) {
+ if {[lindex $symi 0] > $se} break
+ manyset $symi symaddr symsym
+ }
+ p [format " 0d%02d %6x = %6x + %s\n" $si $se \
+ [expr {$se-$symaddr}] [join $symsym]]
+}
+stack_chkptr [expr {$stackdepth+1}]
+
+p "---------- ========== ----------\n"
~ijackson / trains.git / blobdiff