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-rw-r--r--tcl/target/lpc1768.cfg19
1 files changed, 19 insertions, 0 deletions
diff --git a/tcl/target/lpc1768.cfg b/tcl/target/lpc1768.cfg
index fc00d78d..88827fa1 100644
--- a/tcl/target/lpc1768.cfg
+++ b/tcl/target/lpc1768.cfg
@@ -52,3 +52,22 @@ flash bank $_FLASHNAME lpc2000 0x0 0x80000 0 0 $_TARGETNAME \
# a reset-init handler) speeds it up.
jtag_rclk [ expr 4000 / 6 ]
$_TARGETNAME configure -event reset-start { jtag_rclk [ expr 4000 / 6] }
+
+
+$_TARGETNAME configure -event reset-init {
+ # Do not remap 0x0000-0x0020 to anything but the flash (i.e. select
+ # "User Flash Mode" where interrupt vectors are _not_ remapped,
+ # and reside in flash instead).
+ #
+ # See Table 612. Memory Mapping Control register (MEMMAP - 0x400F C040) bit description
+ # Bit Symbol Value Description Reset
+ # value
+ # 0 MAP Memory map control. 0
+ # 0 Boot mode. A portion of the Boot ROM is mapped to address 0.
+ # 1 User mode. The on-chip Flash memory is mapped to address 0.
+ # 31:1 - Reserved. The value read from a reserved bit is not defined. NA
+ #
+ # http://ics.nxp.com/support/documents/microcontrollers/?scope=LPC1768&type=user
+
+ mww 0x400FC040 0x01
+}