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authorzwelch <zwelch@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2009-05-27 06:49:24 +0000
committerzwelch <zwelch@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2009-05-27 06:49:24 +0000
commitdbbc9c41f7db210b0a4e226540a28e0a8a5019bf (patch)
treece358672ddde8b15a02db12c718eb53689c490f6 /tcl/mmr_helpers.tcl
parent140d6c8e7948710a764965075bfaa700efd09802 (diff)
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Move TCL script files -- Step 2 of 2:
- Move src/tcl to tcl/. - Update top Makefile.am to use new path name. git-svn-id: svn://svn.berlios.de/openocd/trunk@1919 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'tcl/mmr_helpers.tcl')
-rw-r--r--tcl/mmr_helpers.tcl72
1 files changed, 72 insertions, 0 deletions
diff --git a/tcl/mmr_helpers.tcl b/tcl/mmr_helpers.tcl
new file mode 100644
index 00000000..ea2210ac
--- /dev/null
+++ b/tcl/mmr_helpers.tcl
@@ -0,0 +1,72 @@
+
+proc proc_exists { NAME } {
+ set n [info commands $NAME]
+ set l [string length $n]
+ return [expr $l != 0]
+}
+
+# Give: REGISTER name - must be a global variable.
+proc show_mmr32_reg { NAME } {
+
+ global $NAME
+ # we want $($NAME)
+ set a [set [set NAME]]
+
+ if ![catch { set v [memread32 $a] } msg ] {
+ puts [format "%15s: (0x%08x): 0x%08x" $NAME $a $v]
+
+ # Was a helper defined?
+ set fn show_${NAME}_helper
+ if [ proc_exists $fn ] {
+ # Then call it
+ $fn $NAME $a $v
+ }
+ return $v;
+ } else {
+ error [format "%s (%s)" $msg $NAME ]
+ }
+}
+
+
+# Give: NAMES - an array of names accessable
+# in the callers symbol-scope.
+# VAL - the bits to display.
+
+proc show_mmr32_bits { NAMES VAL } {
+
+ upvar $NAMES MYNAMES
+
+ set w 5
+ foreach {IDX N} $MYNAMES {
+ set l [string length $N]
+ if { $l > $w } { set w $l }
+ }
+
+ for { set x 24 } { $x >= 0 } { incr x -8 } {
+ puts -nonewline " "
+ for { set y 7 } { $y >= 0 } { incr y -1 } {
+ set s $MYNAMES([expr $x + $y])
+ puts -nonewline [format "%2d: %-*s | " [expr $x + $y] $w $s ]
+ }
+ puts ""
+
+ puts -nonewline " "
+ for { set y 7 } { $y >= 0 } { incr y -1 } {
+ puts -nonewline [format " %d%*s | " [expr !!($VAL & (1 << ($x + $y)))] [expr $w -1] ""]
+ }
+ puts ""
+ }
+}
+
+
+proc show_mmr_bitfield { MSB LSB VAL FIELDNAME FIELDVALUES } {
+ set width [expr (($MSB - $LSB + 1) + 7) / 4]
+ set nval [show_normalize_bitfield $VAL $MSB $LSB ]
+ set name0 [lindex $FIELDVALUES 0 ]
+ if [ string compare $name0 _NUMBER_ ] {
+ set sval [lindex $FIELDVALUES $nval]
+ } else {
+ set sval ""
+ }
+ puts [format "%-15s: %d (0x%0*x) %s" $FIELDNAME $nval $width $nval $sval ]
+}