tcl/board: add pico-debug support

[fw/openocd] / doc / openocd.texi

diff --git a/doc/openocd.texi b/doc/openocd.texi
index 4dd3a3389d62a9006d3c0cf30b6f0b6ba7d03147..a8a413c4f461ffc66926d0677bc839832e51038c 100644 (file)
--- a/doc/openocd.texi
+++ b/doc/openocd.texi
@@ -4500,7 +4500,7 @@ a CPU, through which bus read and write cycles can be generated; it may be
 useful for working with non-CPU hardware behind an AP or during development of
 support for new CPUs.
 It's possible to connect a GDB client to this target (the GDB port has to be
-specified, @xref{gdbportoverride,,option -gdb-port}), and a fake ARM core will
+specified, @xref{gdbportoverride,,option -gdb-port}.), and a fake ARM core will
 be emulated to comply to GDB remote protocol.
 @item @code{mips_m4k} -- a MIPS core.
 @item @code{mips_mips64} -- a MIPS64 core.
@@ -6876,6 +6876,17 @@ Note: only Main and Work flash regions support Erase operation.
 @end deffn
 @end deffn
 
+@deffn {Flash Driver} {rp2040}
+Supports RP2040 "Raspberry Pi Pico" microcontroller.
+RP2040 is a dual-core device with two CM0+ cores. Both cores share the same
+Flash/RAM/MMIO address space.  Non-volatile storage is achieved with an
+external QSPI flash; a Boot ROM provides helper functions.
+
+@example
+flash bank $_FLASHNAME rp2040_flash $_FLASHBASE $_FLASHSIZE 1 32 $_TARGETNAME
+@end example
+@end deffn
+
 @deffn {Flash Driver} {sim3x}
 All members of the SiM3 microcontroller family from Silicon Laboratories
 include internal flash and use ARM Cortex-M3 cores. It supports both JTAG
@@ -6927,7 +6938,8 @@ applied to all of them.
 
 @deffn {Flash Driver} {stm32f1x}
 All members of the STM32F0, STM32F1 and STM32F3 microcontroller families
-from STMicroelectronics include internal flash and use ARM Cortex-M0/M3/M4 cores.
+from STMicroelectronics and all members of the GD32F1x0 and GD32F3x0 microcontroller
+families from GigaDevice include internal flash and use ARM Cortex-M0/M3/M4 cores.
 The driver automatically recognizes a number of these chips using
 the chip identification register, and autoconfigures itself.
 
@@ -10167,7 +10179,7 @@ startbit endbit}.
 
 @deffn {Command} {arc get-reg-field} reg-name field-name
 Returns value of bit-field in a register. Register must be ``struct'' register
-type, @xref{add-reg-type-struct} command definition.
+type, @xref{add-reg-type-struct}. command definition.
 @end deffn
 
 @deffn {Command} {arc set-reg-exists} reg-names...
@@ -11087,34 +11099,6 @@ OpenOCD commands can consist of two words, e.g. "flash banks". The
 @file{startup.tcl} "unknown" proc will translate this into a Tcl proc
 called "flash_banks".
 
-@section OpenOCD specific Global Variables
-
-Real Tcl has ::tcl_platform(), and platform::identify, and many other
-variables. JimTCL, as implemented in OpenOCD creates $ocd_HOSTOS which
-holds one of the following values:
-
-@itemize @bullet
-@item @b{cygwin}   Running under Cygwin
-@item @b{darwin}   Darwin (Mac-OS) is the underlying operating system.
-@item @b{freebsd}  Running under FreeBSD
-@item @b{openbsd}  Running under OpenBSD
-@item @b{netbsd}   Running under NetBSD
-@item @b{linux}    Linux is the underlying operating system
-@item @b{mingw32}  Running under MingW32
-@item @b{winxx}    Built using Microsoft Visual Studio
-@item @b{ecos}     Running under eCos
-@item @b{other}    Unknown, none of the above.
-@end itemize
-
-Note: 'winxx' was chosen because today (March-2009) no distinction is made between Win32 and Win64.
-
-@quotation Note
-We should add support for a variable like Tcl variable
-@code{tcl_platform(platform)}, it should be called
-@code{jim_platform} (because it
-is jim, not real tcl).
-@end quotation
-
 @section Tcl RPC server
 @cindex RPC