target/aarch64: add support for multi-architecture gdb

[openocd.git] / TODO

diff --git a/TODO b/TODO
index a9e95f6eed65dd2107ac33bdfede34d77a44b6b0..aa43fdddfa69717b36df3a5236c09278e4e4d94f 100644 (file)
--- a/TODO
+++ b/TODO
@@ -27,8 +27,8 @@ This section provides possible things to improve with OpenOCD's TCL support.
   parameters.  Currently variables assigned through one such parameter
   command/script are unset before the next one is invoked.
 
-- Isolate all TCL command support: 
-  - Pure C CLI implementations using --disable-builtin-tcl. 
+- Isolate all TCL command support:
+  - Pure C CLI implementations using --disable-builtin-tcl.
     - Allow developers to build new dongles using OpenOCD's JTAG core.
     - At first, provide only low-level JTAG support; target layer and
       above rely heavily on scripting event mechanisms.
@@ -93,9 +93,6 @@ interface support:
   -# rewrite implementation to use non-blocking I/O
 - J-Link driver:
   - fix to work with long scan chains, such as R.Doss's svf test.
-- FT2232 (libftdi):
-  - make performance comparable to alternatives (on Win32, D2XX is faster)
-  - make usability comparable to alternatives
 - Autodetect USB based adapters; this should be easy on Linux.  If there's
   more than one, list the options; otherwise, just select that one.
 
@@ -112,7 +109,7 @@ TCP/IP packets handled by the server.
 
 @section thelistswd Serial Wire Debug
 
-- implement Serial Wire Debug interface 
+- implement Serial Wire Debug interface
 
 @section thelistbs Boundary Scan Support
 
@@ -142,6 +139,8 @@ Once the above are completed:
   https://lists.berlios.de/pipermail/openocd-development/2009-May/006590.html
 - regression: "reset halt" between 729(works) and 788(fails): @par
 https://lists.berlios.de/pipermail/openocd-development/2009-July/009206.html
+- registers
+  - add flush-value operation, call them all on resume/reset
 - mcr/mrc target->type support
   - missing from ARM920t, ARM966e, XScale.
   It's possible that the current syntax is unable to support read-modify-write
@@ -163,17 +162,25 @@ https://lists.berlios.de/pipermail/openocd-development/2009-October/011506.html
   use hardware stepping if available.
   - mdb can return garbage data if read byte operation fails for
   a memory region(16 & 32 byte access modes may be supported). Is this
-  a bug in the .MX31 PDK init script? Try on i.MX31 PDK: 
+  a bug in the .MX31 PDK init script? Try on i.MX31 PDK:
   mdw 0xb80005f0 0x8, mdh 0xb80005f0 0x10, mdb 0xb80005f0 0x20. mdb returns
   garabage.
   - implement missing functionality (grep FNC_INFO_NOTIMPLEMENTED ...)
 - Thumb2 single stepping: ARM1156T2 needs simulator support
-- Cortex A8 support (ML)
+- Cortex-A8 support (ML)
   - add target implementation (ML)
+- Cortex-M3 support
+  - when stepping, only write dirtied registers (be faster)
+  - when connecting to halted core, fetch registers (startup is quirky)
 - Generic ARM run_algorithm() interface
   - tagged struct wrapping ARM instructions and metadata
   - not revision-specific (current: ARMv4+ARMv5 -or- ARMv6 -or- ARMv7)
   - usable with at least arm_nandwrite() and generic CFI drivers
+- ETM
+  - don't show FIFOFULL registers if they're not supported
+  - use comparators to get more breakpoints and watchpoints
+  - add "etm drivers" command
+  - trace driver init() via examine() paths only, not setup()/reset
 - MC1322x support (JW/DE?)
   - integrate and test support from JW (and DE?)
   - get working with a known good interface (i.e. not today's jlink)
@@ -197,18 +204,27 @@ https://lists.berlios.de/pipermail/openocd-development/2009-October/011506.html
 
 @section thelistsvf SVF/XSVF
 
-- develop SVF unit tests 
-- develop XSVF unit tests 
+- develop SVF unit tests
+- develop XSVF unit tests
 
 @section thelistflash Flash Support
 
 - finish documentation for the following flash drivers:
   - avr
-  - ecosflash
   - pic32mx
   - ocl
   - str9xpec
 
+- Don't expect writing all-ones to be a safe way to write without
+  changing bit values.  Minimally it loses on flash modules with
+  internal ECC, where it may change the ECC.
+  - NOR flash_write_unlock() does that between sectors
+  - there may be other cases too
+
+- Make sure all commands accept either a bank name or a bank number,
+  and be sure both identifiers show up in "flash banks" and "nand list".
+  Right now the user-friendly names are pretty much hidden...
+
 @subsection thelistflashcfi CFI
 
 - finish implementing bus width/chip width handling (suggested by NC)
@@ -328,7 +344,7 @@ at the bottom of the list below.  Example, on amd64:
   from unaligned memory addresses
 - libopenocd support: @par
     https://lists.berlios.de/pipermail/openocd-development/2009-May/006405.html
-- review and clean up interface/target/flash APIs 
+- review and clean up interface/target/flash APIs
 
 The following strategic tasks will require ambition, knowledge, and time
 to complete:
@@ -346,9 +362,11 @@ to complete:
 - Develop milestone and release guidelines, processes, and scripts.
 - Develop "style" guidelines (and scripts) for maintainers:
   - reviewing patches
-  - committing to Subversion
-- Review The Guide for OpenOCD Users for documentation errors or omissions
-- Update The Manual for OpenOCD Developers:
+  - committing to git
+- Review Users' Guide for documentation errors or omissions
+  - "capture" and "ocd_find" commands
+  - "ocd_" prefix on various stuff
+- Update Developer's Manual (doxygen output)
   - Add documentation describing the architecture of each module
   - Provide more Technical Primers to bootstrap contributor knowledge