Commit Graph

8318 Commits

Author SHA1 Message Date
Christopher Head
ed8fa09cff target/target: parse value as proper type
The `value` variable is passed into `target_fill_mem` as its
second-to-last parameter. That parameter is of type `uint64_t`. It is
appropriate to parse the value as that type, since otherwise a target
with a 32-bit address space but 64-bit data write capabilities would not
be able to exercise those capabilities.

Change-Id: Ib336d47d42c27cd2b5ba1206b04e8f740f167dba
Signed-off-by: Christopher Head <chead@zaber.com>
Reviewed-on: http://openocd.zylin.com/5219
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Tested-by: jenkins
2020-01-14 11:41:11 +00:00
Antonio Borneo
d2308da6e9 stlink: fix handling of DPv1 and DPv2 banked registers
Arm DPv1 and DPv2 support banked registers by setting the bank in
field DPBANKSEL of register DP_SELECT.
Old ST-Link firmware don't support banked registers and setting a
bank other than bank zero on DPv1 or DPv2 cause issues in the
firmware because it cannot set back bank zero to read CTRL/STAT.
New ST-Link firmware mask away DPBANKSEL bits while writing in
DP_SELECT but support banked register using the same packed method
used by OpenOCD:
	#define BANK_REG(bank, reg) (((bank) << 4) | (reg))

Add a new macro STLINK_F_HAS_DPBANKSEL for firmware that support
arm DPv1 and DPv2, plus trigger an error if banked registers are
requested on old firmware.
Prevent changing DPBANKSEL on old firmware.
Log a debug message when changing DPBANKSEL will be ignored.

Change-Id: Iaa592517831d63f8da2290db54f6b32504e3081b
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4978
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:40:45 +00:00
Antonio Borneo
944d3e6771 stlink: add DAP direct driver
STLINK-V3 and the new firmware V2J24 for ST-LINK/V2 provide API
to directly access the DAP registers.
This mode permits to use the native target in cortex_m.c, with no
need to override it with the target in hla_target.c.
Other advantages wrt HLA are: support for Cortex-A cores, support
for SoC multi-core and/or multi AP, support for OpenOCD commands
"dap" thus including control of CSW.
This obsoletes the existing HLA driver for ST-Link, that should
anyway be kept for those cases where it's not possible to update
the ST-Link firmware.

This commit introduces the minimal implementation for direct DAP
access. The implementation is much slower than the HLA because
every memory transfer requires several USB packets. Further
commits will close the performance gap.
The whole ST-Link driver is compiled under BUILD_HLADAPTER, to
remove the need to split the driver between the two modes. This
has to be reworked, but it's quite invasive!
A new interface file stlink-dap.cfg is added and should be used
in place of stlink.cfg to enable the DAP mode.
Documentation is updated and reports limitation on the maximum AP
number that can be accessed by ST-Link for some firmware already
tested.

Change-Id: I932ffe16bc81d00b1fe489e2944fda13470cce9b
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4904
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:40:36 +00:00
Antonio Borneo
a61ec3c1d7 adi_v5_dapdirect: add support for adapter drivers that provide DAP API
Some high level adapters, like STLINK-V3 and new firmware for
ST-Link/V2, provide API to directly access the DAP registers
hiding the details of the physical transport JTAG or SWD.
OpenOCD has already the intermediate API in struct dap_ops that
are suitable for such adapters, but are not exposed to the
adapter drivers.

Add in struct adapter_driver two independent struct dap_ops for
the cases of physical JTAG and SWD transport.
Add new transport names "dapdirect_jtag" and "dapdirect_swd", to
be used by the drivers that provide one or both DAP API.
Add the necessarily glue in target/adi_v5_dapdirect.c

Change-Id: I2bb8e3a80fba750f2c218d877cfa5888428e3c28
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4903
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:40:25 +00:00
Antonio Borneo
c6b6fdeb2c TODO: add restructuring of JTAG/adapter layer
SWD is already implemented, so remove the item.
Rename the section JTAG as Adapter, including the subsections.
Add an initial list of pending activities after the restructure
of the JTAG layer.

Change-Id: I540777344c62a746df8347538fe8b29e4d72e1c7
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4901
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:39:44 +00:00
Antonio Borneo
efd1d64222 adapter: switch from struct jtag_interface to adapter_driver
To reorganize the adapters code, introduce an adapter_driver
struct that contains all the adapter generic part, while
keeping in two separate struct the specific API jtag_ops and
swd_ops.
Move the allocation of *adapter_driver from the JTAG-specific
file core.c to the more adapter-specific file adapter.c
While splitting the old jtag_interface for every driver, put
the fields in the same order as in the struct declaration so
we keep a consistent code across all the drivers.

While other transport specific API could/would be added as
separate ops, nothing is done here for HLA.

Change-Id: I2d60f97ac514c0dd2d93a6ec9be66fd9d388dad5
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4900
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:39:37 +00:00
Antonio Borneo
7268ff22c3 drivers/kitprog: remove unused JTAG execute_queue method
kitprog is SWD only and we do not rely on JTAG queue anymore.
Remove the remaining JTAG heritage.

Change-Id: Ic586278368301eb669bc6e4e641f683a81cb171d
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4899
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:39:25 +00:00
Antonio Borneo
b5621bf2f9 hla: remove empty JTAG execute_queue method
We do not rely on JTAG queue anymore.
Remove the remaining JTAG heritage.

Change-Id: I6c87d9ffebaa383c998cf273188b3e7f28b3fe95
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4898
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:38:39 +00:00
Antonio Borneo
f275ae586b jtag: print an errmsg on using jtag API for non jtag transport
After the cleanup of swd and hla, there should be no more calls
to jtag_execute_queue() or to queue jtag commands if current
transport is not jtag. Thus we can start removing the jtag
specific code from adapters that do not support jtag.

To prevent some remaining call to jtag_execute_queue() to crash
openocd, verify the transport, print an error message if the
transport is not jtag, call the adapter's jtag_execute_queue()
only if it exist.
To identify code that still add commands in the jtag queue even
if transport is not jtag, print an error message in the function
jtag_queue_command(). For the moment, still queue the message,
even if will cause a memory leak if there is no following call
to jtag_execute_queue(); the target is to identify the issue and
cleanup the code, thus solving also the leak.

Change-Id: I8fc85f754aa057aad1df05ff0448c8619897da23
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4897
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:38:23 +00:00
Antonio Borneo
0f24549ce9 hla: use the new system_reset API
HLA uses its own internal driver's API to control the adapter's
system reset, but at the same time it calls jtag_add_reset() to
avoid breaking the internal logic of OpenOCD. This implicitly
forces HLA to rely on jtag queue mechanism, even if HLA has no
link with JTAG state machine. It requires HLA to implement an
empty execute_queue() to comply with the JTAG queue.

Modify the HLA framework and the HLA targets to use the new
adapter API for system_reset and decouple HLA from JTAG queue.
Rename the HLA static functions adapter_assert_reset() and
adapter_deassert_reset() to avoid overlap with the global
functions with same name.
While there, fix a minor typo in a comment s/incase/in case/.

Do not remove from HLA the JTAG specific API execute_queue(),
even if not required anymore, because OpenOCD code still has
calls to jtag_execute_queue() in case of non JTAG transport.

Change-Id: I0e65e3e557bd665bd3d3aeaa84ea609b55a05e48
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4896
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:37:34 +00:00
Antonio Borneo
9daec098a9 bitbang: jtag-only drivers: switch to new reset API
Remove the JTAG_RESET command from the bitbang execute queue now
that all bitbang drivers have moved away from old reset method.
Remove also the internal reset API in struct bitbang_interface.

Tested parport only.

Change-Id: I12b157ef442f4c9912406b19b7a4d32ba6ec0b53
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/5300
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:16:24 +00:00
Antonio Borneo
8850eb8f2c swd: get rid of jtag queue to assert/deassert srst
The transport SWD uses the JTAG queue to assert/deassert the
system reset srst. This is the major inconsistency that has to be
removed to properly split JTAG and SWD.

Introduce a new driver API, reset(), to controls both the signals
trst and srst in the driver, skipping the JTAG queue. Put the new
API in struct jtag_interface, even if in this patch it's used for
SWD only; the goal is to get it reused by the other transports.

Add the implementation of the API in all the drivers that
implement SWD. Such implementation is almost the same of the old
code in JTAG queue.

Create a wrapper adapter_system_reset() to use the new API and
remove the SWD specific swd_add_reset(). In the wrapper replace
jtag_add_sleep() with jtag_sleep(), because the former uses the
JTAG queue too.
Rename the old jtag_add_reset() as legacy_jtag_add_reset() with
the target to remove it when all drivers would be ported to the
new reset API. Create a new jtag_add_reset() that calls the
legacy function for drivers still on the old reset API.

Use the new API also on JTAG transport for the drivers that can
support both SWD and JTAG.

For the moment, do not modify the implementation of JTAG-only
drivers, which will continue using the usual method. This should
be cleaned-up in future commits.

Change-Id: I32331c88313f6059b25e12c6bb0156aebc1c074f
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4895
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-14 11:15:12 +00:00
Marek Vasut
db23c13d42 flash/nor: Factor out CFI memory read/write functions
Create separate memory read/write functions which facilitate access
to the CFI NOR, so that they can be replaced by controller-specific
functions if necessary. This would become necessary when implementing
support for e.g. HyperFlash controllers, which do not directly map
the HyperFlash into the address space.

Change-Id: I1bba1edfd397cb37bfedb43efe2dd03feb26a375
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Reviewed-on: http://openocd.zylin.com/5145
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>
2020-01-05 14:29:57 +00:00
Marek Vasut
790bd27181 flash/nor: Factor out cfi_spansion_unlock_seq()
Factor out the spansion unlock sequence to deduplicate the code.

Change-Id: Id78522e9a2f0e701870ef816772289d08257476a
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Reviewed-on: http://openocd.zylin.com/5144
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>
2020-01-05 14:26:54 +00:00
Keir Fraser
9f1529da4f flash/nor/stm32f2x: Support value line chips with trimmed flash
The current code assumes an STM32's flash bank is laid-out in either of
two configurations:
- 4 x 16kB + 1 x 64kB + n x 128kB
- 4 x 32kB + 1 x 128kB + n x 256kB

This is quite ad-hoc but works fine in practice, as long as there are at
least 5 sectors (if n=0). Unfortunately, some newer STM32s are shipping
with only 64 kB of flash (4 x 16kB sectors).

This patch still assumes the same sector layout, but only keeps adding
sectors to the bank if the bank's capacity has not been reached. This
prevents openocd from crashing on some newer STM32s.

Change-Id: If00e5d7a328d11b399babc0bb2111e3ad8a3217e
Signed-off-by: Romain Goyet <romain.goyet@numworks.com>
Signed-off-by: Keir Fraser <keir.xen@gmail.com>
Reviewed-on: http://openocd.zylin.com/4926
Tested-by: jenkins
Reviewed-by: Andreas Bolsch <hyphen0break@gmail.com>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-03 10:28:45 +00:00
Antonio Borneo
be2d25efcc arm_adi_v5: add API send_sequence() and use it
The method to send an arbitrary sequence to DAP depends on the
transport and is thus different on JTAG and SWD. This is already
coded in dap_to_jtag() and dap_to_swd().

Add a new API send_sequence() in struct dap_ops.
Add the implementations of send_sequence() in adi_v5_jtag.c and
adi_v5_swd.c
Rewrite dap_to_jtag() and dap_to_swd() using the new API.
Move the enum swd_special_seq in arm_adi_v5.h to solve a circular
dependencies among swd.h and arm_adi_v5.h

Change-Id: I9db13a00f129761eab283783c094cfff2dd92610
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4902
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:24:54 +00:00
Antonio Borneo
5d08bcb715 tcl: update scripts after "jtag_reset" got deprecated
Avoid annoying "deprecated" messages in the scripts
distributed with OpenOCD code.

Change-Id: I82d27cd420db30f0653efbd286a627ef56a8c1fd
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/5287
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:24:45 +00:00
Antonio Borneo
c07b774e8f jtag: replace command "jtag_reset" with "adapter [de]assert"
Replace the JTAG transport specific command with a more generic
one. Deprecate "jtag_reset" and update the documentation.
While there, fix an error in the documentation, where the command
"jtag_reset" was used in place of command "reset_config".

Change-Id: I41a988d37ce69f7b35a960cbaf5306aab0299b99
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/5286
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:24:38 +00:00
Antonio Borneo
fafe6dfc9c adapter: add command "adapter [de]assert srst|trst [[de]assert srst|trst]"
Inspired from http://openocd.zylin.com/#/c/3720/1

Add commands to control the adapter's signals srst and trst.
Add macros for the flag's values assert/deassert to make clear what
they mean and to propose a uniform set of values across the code.

Change-Id: Ia8b13f4ded892942916cad7bda49540a896e7218
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-on: http://openocd.zylin.com/5277
Tested-by: jenkins
2020-01-02 21:24:30 +00:00
Jan Matyas
deff24afa1 jtag_vpi: multiple improvements
- Fix: Proper handling of read_socket() and write_socket()
in case of "partial" read/write.

- Added low-level JTAG IO debug capability (_DEBUG_JTAG_IO_)

- Zero-fill packet buffers, avoid sending pieces of uninitialized
memory over the network (memset struct vpi_cmd)

- Use close_socket() instead of close() - needed for Win32

- Fixed usage messages of jtag_vpi_command_handlers

Change-Id: I8bd19bc5c9512fe8e798600212e8a95213f50f5b
Signed-off-by: Jan Matyas <matyas@codasip.com>
Reviewed-on: http://openocd.zylin.com/5177
Tested-by: jenkins
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:22:33 +00:00
Oleksandr Redchuk
7f5caa24e3 flash/nor/stm32f1x: fix options reading from locked chip
In commit cea40152f8 option bytes
reading was changed to direct access to option bytes area.
While there are no problems with stm32f0xx and stm32f3xx chips,
option block (0x1ffff800..0x1ffff80F) is unreadable from locked
stm32f10x chips.
As a result, stm32f1x unlock command writes dirty values to user
options, user data and write protection bits.

Option bytes reading reverted from direct access to option bytes area
to reading currently loaded bytes from  FLASH_OBR/FLASH_WRPR registers.

Tested on stm32f100, stm32f103, stm32f107 as well as on stm32f030 and
stm32f303.

Change-Id: Iad476351ffdaca5ace12e02272dacea7f3d08f52
Signed-off-by: Oleksandr Redchuk <real@real.kiev.ua>
Reviewed-on: http://openocd.zylin.com/4940
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:22:07 +00:00
Marc Schink
223c28f9b9 contrib/rpc_examples: Add (dis)connect methods
Add these methods such that the OpenOcd class can also be used outside
of a 'with' statement.

Change-Id: I927c93fff2dc05cc74daa56360a7262e736a639f
Signed-off-by: Marc Schink <openocd-dev@marcschink.de>
Reviewed-on: http://openocd.zylin.com/5189
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:21:12 +00:00
Rahul Masurkar
6568d29cc1 rtos/FreeRTOS: Fix FreeRTOS thread list reading
Change-Id: I749ae94ec7279907b1905c02ecc1e9661f43ef70
Signed-off-by: Rahul Masurkar <rahulgm@marvell.com>
Reviewed-on: http://openocd.zylin.com/5273
Tested-by: jenkins
Reviewed-by: Karl Palsson <karlp@tweak.net.au>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
2020-01-02 21:20:29 +00:00
Tomas Vanek
bb1c7ae4ae flash/nor/kinetis: fix clang static analyzer warnings
Use assert to remove "Dereference of null pointer" warnings.

Change-Id: Ie204c234a71758e6470351e1d9f22da3dd887f56
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-on: http://openocd.zylin.com/5357
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2020-01-02 21:20:06 +00:00
Tarek BOCHKATI
0750a7c085 target/arm_cti: add new 'ack' and 'channel' commands
these commands have been introduced to ease the manipulation of CTI trough
script files, these commands are:
 - $cti_name ack $event : to acknowledge a CTI event
 - $cti_name channel $channel_number $operation: to perform an operation
    on a specific channel, the possible operations are:
    gate, ungate, set, clear and pulse

Change-Id: I35463867a3c85072f3776c3aeb1e5788953ec435
Signed-off-by: Tarek BOCHKATI <tarek.bouchkati@gmail.com>
Reviewed-on: http://openocd.zylin.com/5315
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Tested-by: jenkins
2020-01-02 21:19:27 +00:00