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-rw-r--r--doc/openocd.texi34
1 files changed, 18 insertions, 16 deletions
diff --git a/doc/openocd.texi b/doc/openocd.texi
index bf80e123..d41f422b 100644
--- a/doc/openocd.texi
+++ b/doc/openocd.texi
@@ -66,7 +66,6 @@ Free Documentation License''.
* Running:: Running OpenOCD
* OpenOCD Project Setup:: OpenOCD Project Setup
* Config File Guidelines:: Config File Guidelines
-* Translating Configuration Files:: Translating Configuration Files
* Daemon Configuration:: Daemon Configuration
* Interface - Dongle Configuration:: Interface - Dongle Configuration
* Reset Configuration:: Reset Configuration
@@ -1186,7 +1185,9 @@ handlers too, if just for developer convenience.
Because this is so very board-specific, and chip-specific, no examples
are included here.
Instead, look at the board config files distributed with OpenOCD.
-If you have a boot loader, its source code may also be useful.
+If you have a boot loader, its source code will help; so will
+configuration files for other JTAG tools
+(@pxref{Translating Configuration Files}).
@end quotation
Some of this code could probably be shared between different boards.
@@ -1464,17 +1465,18 @@ Examples:
@item pxa270 - again - CS0 flash - it goes in the board file.
@end itemize
-@node Translating Configuration Files
-@chapter Translating Configuration Files
+@anchor{Translating Configuration Files}
+@section Translating Configuration Files
@cindex translation
-If you have a configuration file for another hardware debugger(Abatron,
-BDI2000, BDI3000, Lauterbach, Segger, MacRaigor, etc.), translating
+If you have a configuration file for another hardware debugger
+or toolset (Abatron, BDI2000, BDI3000, CCS,
+Lauterbach, Segger, Macraigor, etc.), translating
it into OpenOCD syntax is often quite straightforward. The most tricky
part of creating a configuration script is oftentimes the reset init
sequence where e.g. PLLs, DRAM and the like is set up.
One trick that you can use when translating is to write small
-Tcl proc's to translate the syntax into OpenOCD syntax. This
+Tcl procedures to translate the syntax into OpenOCD syntax. This
can avoid manual translation errors and make it easier to
convert other scripts later on.
@@ -1482,23 +1484,22 @@ Example of transforming quirky arguments to a simple search and
replace job:
@example
-# rewrite commands of the form below to arm11 mcr...
-#
# Lauterbach syntax(?)
#
-# Data.Set c15:0x042f %long 0x40000015
+# Data.Set c15:0x042f %long 0x40000015
#
# OpenOCD syntax when using procedure below.
#
-# setc15 0x01 0x00050078
-#
-#
+# setc15 0x01 0x00050078
+
proc setc15 @{regs value@} @{
- global TARGETNAME
+ global TARGETNAME
- echo [format "set p15 0x%04x, 0x%08x" $regs $value]
+ echo [format "set p15 0x%04x, 0x%08x" $regs $value]
- arm11 mcr $TARGETNAME 15 [expr ($regs>>12)&0x7] [expr ($regs>>0)&0xf] [expr ($regs>>4)&0xf] [expr ($regs>>8)&0x7] $value
+ arm11 mcr $TARGETNAME 15 [expr ($regs>>12)&0x7] \
+ [expr ($regs>>0)&0xf] [expr ($regs>>4)&0xf] \
+ [expr ($regs>>8)&0x7] $value
@}
@end example
@@ -2322,6 +2323,7 @@ powerup and pressing a reset button.
@end deffn
@section Custom Reset Handling
+@cindex events
OpenOCD has several ways to help support the various reset
mechanisms provided by chip and board vendors.