documentation typo

[fw/openocd] / doc / openocd.texi

diff --git a/doc/openocd.texi b/doc/openocd.texi
index 83a6369cf8f30e4d892d0d7b4933f0f8ecd7cc66..49df1590ce3f26d5f3b10dad7003268038ed53f9 100644 (file)
--- a/doc/openocd.texi
+++ b/doc/openocd.texi
@@ -332,7 +332,7 @@ and one can be used for a UART adapter at the same time the
 other one is used to provide a debug adapter.
 
 Also, some development boards integrate an FT2232 chip to serve as
-a built-in low coast debug adapter and usb-to-serial solution.
+a built-in low cost debug adapter and usb-to-serial solution.
 
 @itemize @bullet
 @item @b{usbjtag}
@@ -2093,12 +2093,12 @@ target.
 @end deffn
 
 @deffn Command {interface_list}
-List the interface drivers that have been built into
+List the debug adapter drivers that have been built into
 the running copy of OpenOCD.
 @end deffn
 
-@deffn Command {jtag interface}
-Returns the name of the interface driver being used.
+@deffn Command {adapter_name}
+Returns the name of the debug adapter driver being used.
 @end deffn
 
 @section Interface Drivers
@@ -3784,7 +3784,8 @@ proc my_attach_proc @{ @} @{
 mychip.cpu configure -event gdb-attach my_attach_proc
 mychip.cpu configure -event gdb-attach @{
     echo "Reset..."
-    reset halt
+    # To make flash probe and gdb load to flash work we need a reset init.
+    reset init
 @}
 @end example
 
@@ -3804,7 +3805,11 @@ The following target events are defined:
 @* Currently not used (goal: when JTAG examine starts)
 @end ignore
 @item @b{gdb-attach}
-@* When GDB connects
+@* When GDB connects. This is before any communication with the target, so this 
+can be used to set up the target so it is possible to probe flash. Probing flash
+is necessary during gdb connect if gdb load is to write the image to flash. Another
+use of the flash memory map is for GDB to automatically hardware/software breakpoints
+depending on whether the breakpoint is in RAM or read only memory.
 @item @b{gdb-detach}
 @* When GDB disconnects
 @item @b{gdb-end}
@@ -5666,10 +5671,20 @@ separately.
 @end deffn
 
 @anchor{load_image}
-@deffn Command {load_image} filename address [@option{bin}|@option{ihex}|@option{elf}]
-Load image from file @var{filename} to target memory at @var{address}.
+@deffn Command {load_image} filename address [[@option{bin}|@option{ihex}|@option{elf}] @option{min_addr} @option{max_length}]
+Load image from file @var{filename} to target memory offset by @var{address} from its load address. 
 The file format may optionally be specified
-(@option{bin}, @option{ihex}, or @option{elf})
+(@option{bin}, @option{ihex}, or @option{elf}).
+In addition the following arguments may be specifed:
+@var{min_addr} - ignore data below @var{min_addr} (this is w.r.t. to the target's load address + @var{address})
+@var{max_length} - maximum number of bytes to load.
+@example
+proc load_image_bin @{fname foffset address length @} @{
+    # Load data from fname filename at foffset offset to
+    # target at address. Load at most length bytes.
+    load_image $fname [expr $address - $foffset] bin $address $length      
+@}
+@end example
 @end deffn
 
 @deffn Command {test_image} filename [address [@option{bin}|@option{ihex}|@option{elf}]]