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Added NONOS SDK 3.0.0 ~ 3.0.5 (again) #8736

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merged 12 commits into from
Dec 6, 2022
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metarutaiga
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I push the PR again.
I used the 3.0.5, it seems stable.

In Addition, the patch i don't know it needed after 3.0.0
// # WPA2-Enterprise patch which replaces a double-free with nop, see #8082
// # special vPortFree to recover leaked memory

cores/esp8266/core_esp8266_main.cpp Outdated Show resolved Hide resolved
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@mcspr mcspr merged commit 93537f9 into esp8266:master Dec 6, 2022
mcspr pushed a commit that referenced this pull request Dec 16, 2022
## WPA2 Enterprise connections
References - merged PRs:
* #8529
* #8566 - these occurred with connect/disconnect with WPA-Enterprise
* #8736 (comment)

The NON-OS SDK 3.0.x has breaking changes to the [`pvPortMalloc`](https://github.com/espressif/ESP8266_NONOS_SDK/blob/bf890b22e57a41d5cda00f9c8191f3f7035a87b4/include/mem.h#L42) function. They added a new `bool` argument for selecting a heap. 
```cpp
void *pvPortMalloc (size_t sz, const char *, unsigned, bool);
```

To avoid breaking the build, I added a new thin wrapper function `sdk3_pvPortMalloc` to `heap.cpp`. 
Edited new SDK LIBs to call `pvPortMalloc`'s replacement `sdk3_pvPortMalloc`.

They also added `pvPortZallocIram` and `pvPortCallocIram`, which are not a problem to support. Support added to `heap.cpp`.

Issues with WPA2 Enterprise in new SDKs:
* v3.0.0 and v3.0.1 - have the same memory leak and duplicate free bugs from before
* v3.0.2 through v3.0.5 - have the same memory leak; however, _no_ duplicate free crash.
* memory leak can be seen by cycling through setup, connect, disconnect, and clear setup - repeatedly.

Updated `wpa2_eap_patch.cpp` and binary patch scripts to handle v3.0.0 through v3.0.5.
Patched SDKs v3.0.0 through v3.0.5

## Duplicate Non-32-bit exception handler
Issue: At v3.0.0 and above `libmain.a` supplies a built-in exception handler (`load_non_32_wide_handler`) for non-32-bit access. Our non-32-bit access handler (`non32xfer_exception_handler`) overrides it. 

Solution: Add "weak" attribute to symbol `load_non_32_wide_handler`. Adjust the build to default to the SDK's built-in non-32-bit handler.  If there is a need to use our non-32-bit handler, make the selection from the Arduino IDE Tools menu `Non-32-Bit Access: "Byte/Word access to IRAM/PROGMEM (very slow)"`.

With SDKs v3.0.0 and above a "non-32-bit exception handler" is always present.
hasenradball pushed a commit to hasenradball/Arduino that referenced this pull request Nov 18, 2024
* Added NONOS SDK 3.0.0 ~ 3.0.5

* Added user_pre_init

* rf_cal[0] !=0x05,is 0x00

* # Remove mem_manager.o from libmain.a to use custom heap implementation, and time.o to fix redefinition of time-related functions
# Rename `hostname` and `default_hostname` symbols

* user_rf_pre_init

* Add system_func1() called by system_restart_local()

* Add commit log text

* Fixed user_rf_pre_init

* Style

* pio sdks

Co-authored-by: TAiGA <>
Co-authored-by: Maxim Prokhorov <[email protected]>
hasenradball pushed a commit to hasenradball/Arduino that referenced this pull request Nov 18, 2024
## WPA2 Enterprise connections
References - merged PRs:
* esp8266#8529
* esp8266#8566 - these occurred with connect/disconnect with WPA-Enterprise
* esp8266#8736 (comment)

The NON-OS SDK 3.0.x has breaking changes to the [`pvPortMalloc`](https://github.com/espressif/ESP8266_NONOS_SDK/blob/bf890b22e57a41d5cda00f9c8191f3f7035a87b4/include/mem.h#L42) function. They added a new `bool` argument for selecting a heap. 
```cpp
void *pvPortMalloc (size_t sz, const char *, unsigned, bool);
```

To avoid breaking the build, I added a new thin wrapper function `sdk3_pvPortMalloc` to `heap.cpp`. 
Edited new SDK LIBs to call `pvPortMalloc`'s replacement `sdk3_pvPortMalloc`.

They also added `pvPortZallocIram` and `pvPortCallocIram`, which are not a problem to support. Support added to `heap.cpp`.

Issues with WPA2 Enterprise in new SDKs:
* v3.0.0 and v3.0.1 - have the same memory leak and duplicate free bugs from before
* v3.0.2 through v3.0.5 - have the same memory leak; however, _no_ duplicate free crash.
* memory leak can be seen by cycling through setup, connect, disconnect, and clear setup - repeatedly.

Updated `wpa2_eap_patch.cpp` and binary patch scripts to handle v3.0.0 through v3.0.5.
Patched SDKs v3.0.0 through v3.0.5

## Duplicate Non-32-bit exception handler
Issue: At v3.0.0 and above `libmain.a` supplies a built-in exception handler (`load_non_32_wide_handler`) for non-32-bit access. Our non-32-bit access handler (`non32xfer_exception_handler`) overrides it. 

Solution: Add "weak" attribute to symbol `load_non_32_wide_handler`. Adjust the build to default to the SDK's built-in non-32-bit handler.  If there is a need to use our non-32-bit handler, make the selection from the Arduino IDE Tools menu `Non-32-Bit Access: "Byte/Word access to IRAM/PROGMEM (very slow)"`.

With SDKs v3.0.0 and above a "non-32-bit exception handler" is always present.
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