Commit Graph

31 Commits

Author SHA1 Message Date
ianst 3d37a84b07 target/xtensa: extra debug info for "xtensa exe" failures
- Read and display EXCCAUSE on exe error
- Clean up error messages
- Clarify "xtensa exe" documentation

Signed-off-by: ianst <ianst@cadence.com>
Change-Id: I90ed39f6afb6543c0c873301501435384b4dccbe
Reviewed-on: https://review.openocd.org/c/openocd/+/7982
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2024-01-29 13:36:27 +03:00
Erhan Kurubas d06d8ea3e4 target/xtensa: add algorithm support
Add arch level functions to execute code on the target

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I089095de6fcb9906ad8c84232fa52a77db5e6185
Reviewed-on: https://review.openocd.org/c/openocd/+/7771
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2023-12-10 13:29:05 +00:00
Evgeniy Naydanov 73d62f3f0c target: clarify usage of `coreid`
By definition in `target/target.h`, `coreid` is not a unique identifier
of a target -- it can be the same for targets on different TAPs.

Change-Id: Ifce78da55fffe28dd8b6b06ecae7d8c4e305c0a2
Signed-off-by: Evgeniy Naydanov <evgeniy.naydanov@syntacore.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7997
Tested-by: jenkins
Reviewed-by: Marek Vrbka <marek.vrbka@codasip.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2023-12-01 22:23:13 +00:00
Evgeniy Naydanov be5cfdc86b target: remove `target_number`
Change-Id: Id36e5ad2967303483392fd2670630289ecde2553
Signed-off-by: Evgeniy Naydanov <evgeniy.naydanov@syntacore.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7998
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Marek Vrbka <marek.vrbka@codasip.com>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Tested-by: jenkins
2023-11-24 21:07:14 +00:00
ianst f8096ce687 xtensa: update XDM register map for TRAX support
- Include additional debug module registers
- Add translation function for DM reg addr -> ID
- Add DM read/write commands

Signed-off-by: ianst <ianst@cadence.com>
Change-Id: If95419d24a9f27a40fa695c8c15326cdfd127ef1
Reviewed-on: https://review.openocd.org/c/openocd/+/7973
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins
2023-11-18 11:18:29 +00:00
Parshintsev Anatoly 2cd8ebf44d breakpoints: use 64-bit type for watchpoint mask and value
This patch changes data types of watchpoint value and mask to allow for
64-bit values match that some architectures (like RISCV) allow.

In addition this patch fixes the behavior of watchpoint command to
zero-out mask if only data value is provided.

Change-Id: I3c7ec1630f03ea9534ec34c0ebe99e08ea56e7f0
Signed-off-by: Parshintsev Anatoly <anatoly.parshintsev@syntacore.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7840
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Marek Vrbka <marek.vrbka@codasip.com>
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2023-08-08 06:11:01 +00:00
Tomas Vanek a5108240f9 target: fix messages and return values of failed op because not halted
Lot of messages was logged as LOG_WARNING, but the operation failed
immediately. Sometimes no error message was logged at all.
Add missing messages, change warnings to errors.

Sometimes ERROR_TARGET_INVALID was returned. Some command handlers
returned ERROR_OK! Always return ERROR_TARGET_NOT_HALTED.

While on it use LOG_TARGET_ERROR() whenever possible.
Prefix command_print() message with 'Error:' to get closer
to LOG_TARGET_ERROR() variant.

Error message was not added to get() and set() methods of
struct xxx_reg_type - the return value is properly checked and a message
is logged by the caller in case of ERROR_TARGET_NOT_HALTED.

Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Change-Id: I2fe4187c6025f0038956ab387edbf3f461c69398
Reviewed-on: https://review.openocd.org/c/openocd/+/7819
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2023-07-29 05:17:44 +00:00
Ian Thompson 2dd34cbe0b target/xtensa: add file-IO support
- Manual integration of File-IO support from xt0.2 release
- Verified with applications linked using gdbio LSP
- No new clang static analysis warnings

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: Iedc5f885b2548097ef4f11ae1a675b5944f5fdf0
Reviewed-on: https://review.openocd.org/c/openocd/+/7550
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2023-05-27 06:43:59 +00:00
Antonio Borneo 160288137a xtensa: fix build with gcc 13.1.1
New gcc does not understand that the variable 'restore_ms' is set
to 'true' only when the variable 'ms' is assigned in
	static int xtensa_write_dirty_registers(...)
	{
		xtensa_reg_val_t ms;
		bool restore_ms = false;
		...
		if (...) {
			ms = regval;
			restore_ms = true;
			...
		}
		...
		if (restore_ms) {
			USE(ms);
		}
		...
	}
and complains about possible use of uninitialized variable 'ms'.

Sadly initialize 'ms' to zero to hide this false positive.

Change-Id: I1fb3949070c8abbf4aa45a740f0ca2fdb753d4fa
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7681
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Reviewed-by: Ian Thompson <ianst@cadence.com>
Tested-by: jenkins
2023-05-13 08:47:27 +00:00
Antonio Borneo d771d7f1a7 target: with pointers, use NULL instead of 0
Don't assign pointer to 0, use NULL.
Don't pass 0 ad pointer argument, pass NULL.

Detected through 'sparse' tool.

Change-Id: I806031d2ae505fa5f0accc6be1936d48cd365ca4
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7604
Tested-by: jenkins
2023-05-05 22:14:29 +00:00
Ian Thompson 904d58c208 target/xtensa: add NX support
- Manual integration of NX support from xt0.2 release
- No new clang static analysis warnings

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I95b51ccc83e56c0d4dbf09e01969ed6a4a93d497
Reviewed-on: https://review.openocd.org/c/openocd/+/7356
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2023-03-18 21:56:50 +00:00
Erhan Kurubas 0708ccead4 target/xtensa: remove needless target_was_examined check
In any case flag will be set as examined.

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I5177ee656f726a807269e2f4725223f50e49e855
Reviewed-on: https://review.openocd.org/c/openocd/+/7231
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2023-01-15 14:47:59 +00:00
Erhan Kurubas 535de48ca6 target/xtensa: remove redundant call for `TARGET_EVENT_HALTED`
`xtensa_do_step` is invoked from `xtensa_prepare_resume` to silently
step over BP/WP before resuming.
For example; in the case of WPs (DEBUGCAUSE_DB), in the current
implementation `xtensa_do_step` will generate one more
`TARGET_EVENT_HALTED` after the original one caused by WP itself.

This patch moves the halted event cb call after
the step is done successfully.

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I9048e14fb316dc124847a42cfaefb1f76b5ce53e
Reviewed-on: https://review.openocd.org/c/openocd/+/7274
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-10-21 18:16:23 +00:00
Erhan Kurubas 3b8333bd3f target/xtensa: fill register number field in the cache
Currently 'number' field is zero in the register cache and
this causes an issue on `rtos get_thread_reg_list` calls.

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: Iaef11e01f55d012969bbc1933f82847d5e02fec5
Reviewed-on: https://review.openocd.org/c/openocd/+/7246
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-10-15 15:58:44 +00:00
Erhan Kurubas cff2cf373f target/xtensa: pass correct buffer on read memory retry
Read values must be at albuff so that can be copied to buffer
on function exit.

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I74a533e8f12f1002ca06a98a7c7cd928552b4cc5
Reviewed-on: https://review.openocd.org/c/openocd/+/7226
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-10-08 07:53:12 +00:00
Erhan Kurubas 10b08d5ac5 target/xtensa: rename pc and ps macro names
Actually they are the base of epc and eps

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I4f43b9609a9929399fb5d3fa0203efc8a98e94c9
Reviewed-on: https://review.openocd.org/c/openocd/+/7227
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-10-08 07:52:49 +00:00
Ian Thompson 53d17e7901 target/xtensa: fix final clang analyzer warning
Reworked xtensa_read_memory() logic to always allocate
and initialize working buffer with sufficient padding.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: Ia9ab53336537adebf99f8156f481ca8279a7cd5d
Reviewed-on: https://review.openocd.org/c/openocd/+/7211
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
2022-09-23 21:25:34 +00:00
Antonio Borneo 382148e4dd openocd: fix SPDX tag format for files .c
With the old checkpatch we cannot use the correct format for the
SPDX tags in the file .c, in fact the C99 comments are not allowed
and we had to use the block comment.

With the new checkpatch, let's switch to the correct SPDX format.

Change created automatically through the command:
	sed -i \
	's,^/\* *\(SPDX-License-Identifier: .*[^ ]\) *\*/$,// \1,' \
	$(find src/ contrib/ -name \*.c)

Change-Id: I6da16506baa7af718947562505dd49606d124171
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7153
Tested-by: jenkins
2022-09-18 08:22:01 +00:00
Ian Thompson 61d0757acf target/xtensa: invalidate register cache on reset
Resolves issues where registers are accessed when poll() logic is inactive or has not yet been triggered.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: If7a4d00938fb188b008325249627f7773c3484c5
Reviewed-on: https://review.openocd.org/c/openocd/+/7197
Tested-by: jenkins
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-09-18 08:12:02 +00:00
Ian Thompson 27e7f5df5f target/xtensa: fix clang analyzer warning
Reworked xtensa_queue_exec_ins_wide() logic to properly handle endian issues while executing arbitrary instructions.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I5752dd254ce8b8822886ffc7edecaa242a93cce8
Reviewed-on: https://review.openocd.org/c/openocd/+/7198
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-09-18 08:05:47 +00:00
Ian Thompson 4279b23fca target/xtensa: populate PS correctly during fetch
Read PS from EPS[debuglevel] during fetch such that it reflects the correct value when read via telnet (not just via gdb_server).

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I8504f68989bc6d5fe451a8cb69d01c86f4ec0100
Reviewed-on: https://review.openocd.org/c/openocd/+/7195
Tested-by: jenkins
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-09-17 20:57:26 +00:00
Antonio Borneo a21489e9b9 xtensa: make local symbols static
Symbols that are not exported should be declared as static.

Change-Id: Ieb627f7f896e4663b0d5b18c4ab1853b39d23d03
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7167
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Reviewed-by: Ian Thompson <ianst@cadence.com>
Tested-by: jenkins
2022-09-13 22:10:57 +00:00
Ian Thompson abe5f015c5 target/xtensa: fix step state transition
For some configurations, notably on DAP systems, resolve issue where single-stepping does not always transition into the HALTED state.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I053f4eaffad8c3228878ba87580ada640e4bd2fe
Reviewed-on: https://review.openocd.org/c/openocd/+/7150
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-09-13 22:09:02 +00:00
Ian Thompson b2b514be5b target/xtensa: enable DAP/SWD for generic xtensa
- Enable ADIv5 DAP systems via JTAG or SWD transport
- Select correct PWRCTL/PWRSTAT bits for XDM/APB

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I5894210c804f85075da868d0cfc6fb20b589d99f
Reviewed-on: https://review.openocd.org/c/openocd/+/7144
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-09-13 22:08:14 +00:00
Ian Thompson de99836cf6 target/xtensa: virtualize XDM registers
Use indirect enum IDs to access XDM registers in preparation for supporting both NAR (JTAG) and APB (DAP).  No new clang static analysis warnings.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I0b742fe4661ff3cf609454b8650493d141a1e1ff
Reviewed-on: https://review.openocd.org/c/openocd/+/7143
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-09-08 09:32:23 +00:00
Ian Thompson d93ac5482a target/xtensa: fix clang analyzer warnings
Scan-build of target/xtensa/ has no clang analyzer warnings from xtensa source files.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I11a125c923ece9a6fd0d9ee1698f742f88ee5cab
Reviewed-on: https://review.openocd.org/c/openocd/+/7141
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-08-27 16:20:44 +00:00
Erhan Kurubas f77c919cf4 target/xtensa: fix clang analyzer warnings and gcc12 build errors
Fix Unused code	Dead assignment at line 657
Fix Memory error Double free at line 2851
Fix Memory error Memory leak at line 2530
Fix error: 'a3' may be used uninitialized at line 758
Fix error: '%04x' directive writing between 4 and 8 bytes
into a region of size 5 at line 2471

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I0382a622bc7c4108a335fd741816577e79240397
Reviewed-on: https://review.openocd.org/c/openocd/+/7137
Tested-by: jenkins
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-08-21 22:04:07 +00:00
Ian Thompson ce5ca9f7ba target: add generic Xtensa LX support
Generic Xtensa LX support extends the original Espressif/Xtensa
patch-set to support arbitrary Xtensa configurations, as defined in
a core-specific .cfg file.  Not yet fully-featured.  Additional
functionality to be added:
- Xtensa NX support
- DAP/SWD support
- File-IO support
- Generic Xtensa multi-core support

Valgrind-clean, no new Clang analyzer warnings

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I08e7bf8fa57c25b5d0cb75a1aa7a2ac13a380c52
Reviewed-on: https://review.openocd.org/c/openocd/+/7055
Tested-by: jenkins
Reviewed-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-08-20 15:38:41 +00:00
Erhan Kurubas 9cd714cd14 target/espressif: remove author lines from esp32xx and xtensa files
Some files have author info some doesn't. For the consistency we removed all.

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: Ie6f1ec012302e3a954c75c5106f12820722cb715
Reviewed-on: https://review.openocd.org/c/openocd/+/7104
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2022-08-15 13:27:10 +00:00
Antonio Borneo 057e566097 openocd: src/target: replace the GPL-2.0-or-later license tag
Replace the FSF boilerplate with the SPDX tag.

The SPDX tag on files *.c is incorrect, as it should use the C99
single line comment using '//'. But current checkpatch doesn't
allow C99 comments, so keep using standard C comments, by now.

Change-Id: I255ad17235ff1e01bf0aa4deed4d944e1d693ddb
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7071
Tested-by: jenkins
2022-07-23 13:58:51 +00:00
Erhan Kurubas 78c87f5e81 target: add Espressif ESP32-S2 basic support
ESP32-S2 is a single core Xtensa chip.
Not full featured yet. Some of the missing functionality:
-Semihosting
-Flash breakpoints
-Flash loader
-Apptrace
-FreeRTOS

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I2fb32978e801af5aa21616c581691406ad7cd6bb
Reviewed-on: https://review.openocd.org/c/openocd/+/6940
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins
2022-06-04 08:18:44 +00:00