Commit graph

241 commits

Author SHA1 Message Date
Angus Gratton
86c89ff169 pthread: Add support for pthread thread local storage
Refactors LWIP to use this for the LWIP thread local semaphore
2017-10-17 14:46:08 +08:00
Angus Gratton
3234064b6a freertos: Idle task shouldn't hold xTaskQueueMutex while calling TLS destructors
If the callbacks use any blocking call (ie printf), this can otherwise trigger a deadlock.
2017-10-17 14:31:58 +08:00
Ivan Grokhotkov
468d90762a Merge branch 'bugfix/freertos_portmux_debug' into 'master'
freertos: fix compilation errors with portMUX debugging enabled

See merge request !1392
2017-10-17 04:44:04 +08:00
Angus Gratton
b013f5d490 Merge branch 'bugfix/freertos_resume_scheduler_pending_tasks' into 'master'
freertos: Fix bug with xTaskResumeAll() not resuming all tasks

See merge request !1330
2017-10-16 09:43:04 +08:00
Ivan Grokhotkov
715d081341 freertos: fix compilation errors with portMUX debugging enabled
Fixes https://github.com/espressif/esp-idf/issues/1057

Ref TW15702.
2017-10-13 08:33:57 +08:00
Angus Gratton
ca7485cc9a freertos: Remove "stop program on scheduler start when JTAG/OCD is detected" option
No longer used with new dual core target & JTAG instructions.
2017-10-13 10:54:02 +11:00
Angus Gratton
353e81da63 freertos: Also test (& handle) the case where scheduler is disabled on other CPU...
ie CPU A has scheduler disabled and task blocked on Q. CPU B sends to Q (or gives mutex, etc.) Task on CPU A should be woken on scheduler resume.
2017-10-11 10:48:20 +11:00
Angus Gratton
3e62c2e052 freertos: When scheduler is disabled, tasks on other core should immediately resume
... if triggered by a SemaphoreGive/etc.

Previously they would resume after scheduler was resumed, on next
RTOS tick of other CPU.
2017-10-11 10:48:20 +11:00
Angus Gratton
f2f9170abc freertos: Fix bug with xTaskResumeAll() not resuming all tasks
Previously if multiple tasks had been added to xPendingReadyList for the CPU, only the first one was resumed.

Includes a test case for resuming multiple (pending) tasks on xTaskResumeAll().

Document the limitation that while scheduler is suspended on one CPU, it can't wake tasks on either CPU.
2017-10-11 10:48:20 +11:00
Angus Gratton
dda136eab7 Merge branch 'bugfix/heap_debugging_cleanup' into 'master'
Heap debugging docs cleanup & convenience functions

See merge request !1347
2017-10-10 14:59:54 +08:00
Angus Gratton
530bca1813 freertos: Remove obsolete "Enable heap memory debug" option
All heap debugging is now under the Heap component.
2017-10-02 13:43:54 +11:00
Jeroen Domburg
b6a2bd1184 Revert "esp32: New Task Watchdog API"
This reverts commit 616baa239d.
2017-09-30 18:07:19 +08:00
Darian Leung
616baa239d esp32: New Task Watchdog API
Legacy API of task watchdog used the same function esp_task_wdt_feed() to add
and feed a task. This caused issues of implicitly adding a task to the wdt list
if the function was used in shared code.

The new API introduces init, adding, feeding, deleting, deinit functions. Tasks
must now be explicitly added to the task watchdog using their handles. Deletion
must also be explicit using task handles. This resolves the issue of implicit
task additions to the task watchdog due to shared code calling
esp_task_wdt_feed().

Task watchdog is now fully configurable at runtime by calling the init and
deinit functions.

Also added functions to get the handles of idle tasks of the other core. This
helps when adding idle tasks to the watchdog at run time.

Configuring the task watchdog using menu config is still available, however
menu config will only result in calling the init and add functions for idle
tasks shortly after the scheduler starts.

Menu config also allows for using legacy behavior, however the legacy behavior
willcall the new API functions but with slight variations to make them legacy
compatible.

Documentation and example have also been updated

gcov_rtio.c headers updated to prevent error of freertos header files being
included in the wrong order.

Resolves issue TW#13265
2017-09-29 23:10:55 +08:00
Jeroen Domburg
740f8a79f0 Add logic to make external RAM usable with malloc() 2017-09-28 17:17:50 +08:00
Darian Leung
6ab552a6ea docs: Added documentation for FreeRTOS SMP changes
Added documentation about the ESP-IDF changes to FreeRTOS.
The documentation covers changes to the following FreeRTOS aspects.

    - Task Creation
    - Affects on scheduling (Task skipping, scheduler suspension, tick synchronicity)
    - Critical sections and disabling interrupts
    - Thread Local Storage Pointers and deletion callbacks
    - Configuring ESP-IDF FreeRTOS
2017-09-21 16:40:57 +08:00
Angus Gratton
df888a4f54 Merge branch 'bugfix/openocd_top_used_priority' into 'master'
freertos: place uxTopUsedPriority into DRAM

See merge request !1246
2017-09-13 09:02:27 +08:00
Alexey Gerenkov
4e0c3a0415 esp32: Fixes crash during core dump.
Removes piece of debugging code introduced by 8d43859b.
2017-09-11 17:20:42 +03:00
Ivan Grokhotkov
64bce3ce59 freertos: place uxTopUsedPriority into DRAM
When debugging crashes caused by flash cache access errors, OpenOCD may
request the value of uxTopUsedPriority when cache is disabled. Placing
it into IRAM to avoid an error in such case.
2017-09-11 20:15:27 +08:00
Ivan Grokhotkov
5425d8569c Merge branch 'feature/pthread_api' into 'master'
esp32: pthread API

See merge request !1146
2017-09-07 17:49:42 +08:00
Angus Gratton
1c7b8aa3a5 Heap tracing support 2017-09-07 16:32:05 +10:00
Alexey Gerenkov
20942421c3 According to review comments 2017-09-06 10:30:23 +08:00
Alexey Gerenkov
c631c6b358 1) Mux API was added
2) C++ test for threading and mux functions
2017-09-06 10:30:23 +08:00
Angus Gratton
74d5f85c53 Merge branch 'feature/build_warn_undefined_vars' into 'master'
Add --warn-undefined-variables to MAKEFLAGS (github #138)

See merge request !1214
2017-09-05 15:39:48 +08:00
Angus Gratton
8670844acf build system: Restore ifdef/ifndef in Makefiles, clean up examples build 2017-09-05 16:11:03 +10:00
Deomid Ryabkov
9903ea1c11 Add --warn-undefined-variables to MAKEFLAGS
Fix warnings where undefined vars are used.

Make Kconfig emit "FOO=" for unset bool options
To ensure make variables are always defined, even if empty.

When writing auto.conf, include symbols disabled by dependency to make sure all make variables are always defined.

Fixes espressif/esp-idf#137

Cherry-picked from https://github.com/espressif/esp-idf/pull/138
2017-09-05 16:10:46 +10:00
Angus Gratton
4486d4cb10 portmux: Add vPortCPUAcquireMutexTimeout() function
Refactor app_trace locking to use this function.
2017-09-04 19:11:51 +10:00
Angus Gratton
397c0bfb4b freertos scheduler test: Free timer group interrupt handle when test finishes 2017-09-04 19:11:51 +10:00
Angus Gratton
5c996a1b29 freertos: Inline vPortCPUAcquireMutex/vPortCPUReleaseMutex into implementations
Further improves performance:
No contention -> 134 cycles
Recursion -> 117 cycles
Contention -> 323 cycles
2017-09-04 19:11:51 +10:00
Angus Gratton
db58a2732b freertos: vPortCPUReleaseMutex() no longer returns a value
Unlocking a never-locked mutex is an assertion failure in debug mode.

In release mode, this further improves performance:
No-Contention ->  153 cycles
Recursion No-Contention -> 138 cycles
Contention -> 378 cycles
2017-09-04 19:11:51 +10:00
Angus Gratton
4d42b2d100 freertos spinlock/portmux: Reduce spinlocking overhead
Ref TW7117

Microbenchmarks in unit tests:

(All numbers in cycles per benchmarked operation):

Release mode
No lock contention lock/unlock -       301 -> 167 (-45%)
Recursive no contention lock/unlock -  289 -> 148 (-49%)
Lock contention two CPUs (lock/unlock) 699 -> 400 (-43%)

Debug mode
No lock contention lock/unlock -       355 -> 203 (-43%)
Recursive no contention lock/unlock -  345 -> 188 (-46%)
Lock contention two CPUs (lock/unlock) 761 -> 483 (-36%)
2017-09-04 19:11:51 +10:00
Angus Gratton
f2952de3a5 freertos spinlocks/portmux: Add combination unit tests & microbenchmarks 2017-09-04 19:11:51 +10:00
Ivan Grokhotkov
e57a664798 Merge branch 'feature/freertos_interrupt_backtrace_opt' into 'master'
freertos: introduce CONFIG_FREERTOS_INTERRUPT_BACKTRACE

See merge request !1167
2017-08-31 10:45:06 +08:00
Ivan Grokhotkov
9a764f3108 Merge branch 'bugfix/freertos_xportgetcoreid_iram' into 'master'
freertos: make sure xPortGetCoreID is placed into IRAM

See merge request !1165
2017-08-29 13:32:37 +08:00
Ivan Grokhotkov
99a4b6b2db freertos: introduce CONFIG_FREERTOS_INTERRUPT_BACKTRACE
The code in xtensa_vectors.S did not handle XT_DEBUG_BACKTRACE
consistently: #if was used in one case, and #ifdef in another. This makes
the checks consistent, and also introduces a Kconfig option to enable
backtrace.
2017-08-29 08:54:26 +08:00
Ivan Grokhotkov
eb1b4f971b freertos: make sure xPortGetCoreID is placed into IRAM
In some cases, xPortGetCoreID was not inlined, and ended up in flash.
Since this function is used in many situations when cache is disabled,
that caused exceptions. Adding IRAM attribute to fix that.
2017-08-29 08:31:36 +08:00
Jeroen Domburg
d0bf9e61da Fix an assert that erroneously triggered when popping a zero-byte payload from the end of the ringbuffer 2017-08-28 19:31:26 +08:00
Ivan Grokhotkov
fb43948413 Update several Kconfig files to make help texts compatible with ReST 2017-08-22 14:34:19 +08:00
Kedar Sovani
ba8cd58b08 kconfig: Remove Wi-Fi on/off as a menuconfig option
This is no longer required since the functions automatically get
pulled in based on the usage. A quick summary of footprint
comparisions before and after these set of patches is shown below:

Hello-World: (simplified for readability)
 old Total image size:~ 104902 bytes (.bin may be padded larger)
 old Total image size:~ 105254 bytes (.bin may be padded larger)
 Per-archive contributions to ELF file:
             Archive File DRAM .data & .bss   IRAM Flash code & rodata   Total
 old              libesp32.a       1973    177   4445       3939     2267   12801
 new              libesp32.a       1973    185   4473       3939     2267   12837

 new             libnvs_flash.a          0     92      0        274        8     374
 new             libstdc++.a          0      0      0         24        0      24

For some reason, nvs_flash.a (~400bytes) gets pulled in (particularly
the nvs_flash_init() function).

Power-Save: (simplified for readability)
 old Total image size:~ 421347 bytes (.bin may be padded larger)
 old Total image size:~ 421235 bytes (.bin may be padded larger)

 old      libtcpip_adapter.a          0     81      0       1947      115       2143
 new      libtcpip_adapter.a          0     69      0       1897      115       2081

The size actually shrinks a bit, since the AP interface function
doesn't get pulled in.
2017-08-16 15:55:28 +05:30
krzychb
1fb85b494c JTAG Debugging - revamping of Debugging documentation 2017-07-26 14:53:43 +08:00
Angus Gratton
d664e32394 build system: Use component.mk for all components, refactor bootloader build
For config-only components, component.mk should now contain "COMPONENT_CONFIG_ONLY := 1"

Also refactored some of the generation of linker paths, library list. This required cleaning up the way the bootloader
project works, it's now mostly independent from the parent.
2017-07-19 09:10:48 +10:00
Ivan Grokhotkov
0ae916d555 Merge branch 'feature/high_level_interrupts' into 'master'
Break out high-level interrupts so a component can override them

See merge request !675
2017-07-18 10:42:31 +08:00
Angus Gratton
d601bedb85 pvPortMalloc: Fix regression when changing to new heap implementation 2017-07-12 11:10:11 +08:00
Angus Gratton
7ae93f271c Merge branch 'feature/multi_heap' into 'master'
Separate the heap implementation from FreeRTOS

See merge request !731
2017-07-12 10:53:37 +08:00
Angus Gratton
3ad163e644 freertos: Bump idle stack size to 1KB, min stack to 768 bytes, make configurable
Reverts regression mentioned at
3fe0022efa (commitcomment-23013504)
2017-07-11 14:48:15 +08:00
Angus Gratton
71c70cb15c heap: Refactor heap regions/capabilities out of FreeRTOS
Remove tagged heap API, rename caps_xxx to heap_caps_xxx

Also includes additional heap_caps_xxx inspection functions.
2017-07-10 17:46:03 +08:00
Angus Gratton
5ee49fd311 heap: Add new multi_heap heap implementation to replace FreeRTOS-based tagged heaps 2017-07-10 17:46:03 +08:00
Jeroen Domburg
1d748db209 Break out high-level interrupts so a component can override them 2017-07-07 12:51:33 +08:00
Angus Gratton
3fe0022efa stack sizes: Revert stack size increases added in 8d43859
Set min stack size to 2048 if AppTrace support is enabled, 512 bytes otherwise.
2017-06-29 14:57:13 +10:00
Alexey Gerenkov
8d43859b6a esp32: SEGGER SystemView Tracing Support
Implements support for system level traces compatible with SEGGER
SystemView tool on top of ESP32 application tracing module.
That kind of traces can help to analyse program's behaviour.
SystemView can show timeline of tasks/ISRs execution, context switches,
statistics related to the CPUs' load distribution etc.

Also this commit adds useful feature to ESP32 application tracing module:
 - Trace data buffering is implemented to handle temporary peaks of events load
2017-06-27 20:52:43 +03:00
Ivan Grokhotkov
7ed8c66547 Merge branch 'bugfix/uxTaskGetSystemState_github_#12142' into 'master'
Bugfix for uxTaskGetSystemState

See merge request !883
2017-06-20 17:27:08 +08:00