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Merge branch 'bugfix/bt_bss_in_extram_v5.2' into 'release/v5.2'
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fix(bt): Fix missing linker symbol when ESP_ALLOW_BSS_SEG_EXTERNAL_MEMORY enabled(backport v5.2)

See merge request espressif/esp-idf!30378
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@wmy-espressif
wmy-espressif committed Apr 25, 2024
2 parents 4cf7387 + 4d7f9c5 commit dc3e953
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Showing 28 changed files with 743 additions and 386 deletions.
13 changes: 8 additions & 5 deletions components/bt/CMakeLists.txt
View file
Original file line number Diff line number Diff line change
Expand Up @@ -67,37 +67,40 @@ if(CONFIG_IDF_DOC_BUILD)
${nimble_hci_include_dirs})
endif()


if(CONFIG_BT_ENABLED)

set(srcs "")
set(include_dirs "")
set(ldfragments "linker.lf")
set(ldscripts "linker_common.lf")
if(CONFIG_BT_CONTROLLER_ENABLED)
if(CONFIG_IDF_TARGET_ESP32)
list(APPEND srcs "controller/esp32/bt.c"
"controller/esp32/hli_api.c"
"controller/esp32/hli_vectors.S")
list(APPEND ldscripts "linker_rw_bt_controller.lf")

elseif(CONFIG_IDF_TARGET_ESP32C3)
list(APPEND srcs "controller/esp32c3/bt.c")
list(APPEND ldscripts "linker_rw_bt_controller.lf")

elseif(CONFIG_IDF_TARGET_ESP32S3)
list(APPEND srcs "controller/esp32c3/bt.c")
list(APPEND ldscripts "linker_rw_bt_controller.lf")

elseif(CONFIG_IDF_TARGET_ESP32C2)
set(ldfragments "linker.lf.esp32c2")
list(APPEND srcs "controller/esp32c2/bt.c")
set(ldscripts "linker_esp32c2.lf")

elseif(CONFIG_IDF_TARGET_ESP32C6)
list(APPEND srcs "controller/esp32c6/bt.c")
list(APPEND ldscripts "linker_esp_ble_controller.lf")

elseif(CONFIG_IDF_TARGET_ESP32H2)
list(APPEND srcs "controller/esp32h2/bt.c")
list(APPEND ldscripts "linker_esp_ble_controller.lf")
endif()

list(APPEND include_dirs ${target_specific_include_dirs})

endif()

# Common
Expand Down Expand Up @@ -820,7 +823,7 @@ idf_component_register(SRCS "${srcs}"
PRIV_INCLUDE_DIRS "${priv_include_dirs}"
REQUIRES esp_timer esp_wifi
PRIV_REQUIRES nvs_flash soc esp_pm esp_phy esp_coex mbedtls driver vfs
LDFRAGMENTS "${ldfragments}")
LDFRAGMENTS "${ldscripts}")

if(CONFIG_BT_ENABLED)
target_compile_options(${COMPONENT_LIB} PRIVATE -Wno-implicit-fallthrough -Wno-unused-const-variable)
Expand Down
167 changes: 113 additions & 54 deletions components/bt/controller/esp32/bt.c
View file
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
Expand Down Expand Up @@ -233,16 +233,12 @@ extern uint32_t _data_end_btdm_rom;

extern uint32_t _bt_bss_start;
extern uint32_t _bt_bss_end;
extern uint32_t _nimble_bss_start;
extern uint32_t _nimble_bss_end;
extern uint32_t _btdm_bss_start;
extern uint32_t _btdm_bss_end;
extern uint32_t _bt_controller_bss_start;
extern uint32_t _bt_controller_bss_end;
extern uint32_t _bt_data_start;
extern uint32_t _bt_data_end;
extern uint32_t _nimble_data_start;
extern uint32_t _nimble_data_end;
extern uint32_t _btdm_data_start;
extern uint32_t _btdm_data_end;
extern uint32_t _bt_controller_data_start;
extern uint32_t _bt_controller_data_end;

extern void config_bt_funcs_reset(void);
extern void config_ble_funcs_reset(void);
Expand Down Expand Up @@ -760,7 +756,7 @@ static int32_t queue_send_hlevel_wrapper(void *queue, void *item, uint32_t block
* @param item The message which will be send
* @param hptw need do task yield or not
* @return send success or not
* There is an issue here: When the queue is full, it may reture true but it send fail to the queue, sometimes.
* There is an issue here: When the queue is full, it may return true but it send fail to the queue, sometimes.
* But in Bluetooth controller's isr, We don't care about the return value.
* It only required tp send success when the queue is empty all the time.
* So, this function meets the requirement.
Expand Down Expand Up @@ -1281,7 +1277,45 @@ static esp_err_t try_heap_caps_add_region(intptr_t start, intptr_t end)
return ret;
}

esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
typedef struct {
intptr_t start;
intptr_t end;
const char* name;
} bt_area_t;


static esp_err_t esp_bt_mem_release_area(const bt_area_t *area)
{
esp_err_t ret = ESP_OK;
intptr_t mem_start = area->start;
intptr_t mem_end = area->end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release %s [0x%08x] - [0x%08x], len %d", area->name, mem_start, mem_end, mem_end - mem_start);
ret = try_heap_caps_add_region(mem_start, mem_end);
}
return ret;
}

static esp_err_t esp_bt_mem_release_areas(const bt_area_t *area1, const bt_area_t *area2)
{
esp_err_t ret = ESP_OK;

if (area1->end == area2->start) {
bt_area_t merged_area = {
.start = area1->start,
.end = area2->end,
.name = area1->name
};
ret = esp_bt_mem_release_area(&merged_area);
} else {
esp_bt_mem_release_area(area1);
ret = esp_bt_mem_release_area(area2);
}

return ret;
}

static esp_err_t esp_bt_controller_rom_mem_release(esp_bt_mode_t mode)
{
bool update = true;
intptr_t mem_start=(intptr_t) NULL, mem_end=(intptr_t) NULL;
Expand Down Expand Up @@ -1332,61 +1366,86 @@ esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
}
}

return ESP_OK;
}

esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
{
esp_err_t ret = ESP_OK;

if (btdm_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) {
return ESP_ERR_INVALID_STATE;
}

if (mode == ESP_BT_MODE_BTDM) {
mem_start = (intptr_t)&_btdm_bss_start;
mem_end = (intptr_t)&_btdm_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release BTDM BSS [0x%08x] - [0x%08x]", mem_start, mem_end);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
mem_start = (intptr_t)&_btdm_data_start;
mem_end = (intptr_t)&_btdm_data_end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release BTDM Data [0x%08x] - [0x%08x]", mem_start, mem_end);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
bt_area_t cont_bss = {
.start = (intptr_t)&_bt_controller_bss_start,
.end = (intptr_t)&_bt_controller_bss_end,
.name = "BT Controller BSS",
};
bt_area_t cont_data = {
.start = (intptr_t)&_bt_controller_data_start,
.end = (intptr_t)&_bt_controller_data_end,
.name = "BT Controller Data"
};

ret = esp_bt_mem_release_areas(&cont_data, &cont_bss);
}
return ESP_OK;

if (ret == ESP_OK) {
ret = esp_bt_controller_rom_mem_release(mode);
}

return ret;
}

esp_err_t esp_bt_mem_release(esp_bt_mode_t mode)
{
int ret;
intptr_t mem_start, mem_end;
esp_err_t ret = ESP_OK;

ret = esp_bt_controller_mem_release(mode);
if (ret != ESP_OK) {
return ret;
if (btdm_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) {
return ESP_ERR_INVALID_STATE;
}

bt_area_t bss = {
.start = (intptr_t)&_bt_bss_start,
.end = (intptr_t)&_bt_bss_end,
.name = "BT BSS",
};
bt_area_t cont_bss = {
.start = (intptr_t)&_bt_controller_bss_start,
.end = (intptr_t)&_bt_controller_bss_end,
.name = "BT Controller BSS",
};
bt_area_t data = {
.start = (intptr_t)&_bt_data_start,
.end = (intptr_t)&_bt_data_end,
.name = "BT Data",
};
bt_area_t cont_data = {
.start = (intptr_t)&_bt_controller_data_start,
.end = (intptr_t)&_bt_controller_data_end,
.name = "BT Controller Data"
};

if (mode == ESP_BT_MODE_BTDM) {
mem_start = (intptr_t)&_bt_bss_start;
mem_end = (intptr_t)&_bt_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release BT BSS [0x%08x] - [0x%08x]", mem_start, mem_end);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
mem_start = (intptr_t)&_bt_data_start;
mem_end = (intptr_t)&_bt_data_end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release BT Data [0x%08x] - [0x%08x]", mem_start, mem_end);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
/* Start by freeing Bluetooth BSS section */
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&bss, &cont_bss);
}

mem_start = (intptr_t)&_nimble_bss_start;
mem_end = (intptr_t)&_nimble_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release NimBLE BSS [0x%08x] - [0x%08x]", mem_start, mem_end);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
mem_start = (intptr_t)&_nimble_data_start;
mem_end = (intptr_t)&_nimble_data_end;
if (mem_start != mem_end) {
ESP_LOGD(BTDM_LOG_TAG, "Release NimBLE Data [0x%08x] - [0x%08x]", mem_start, mem_end);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
/* Do the same thing with the Bluetooth data section */
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&data, &cont_data);
}
}
return ESP_OK;

/* free data and BSS section for Bluetooth controller ROM code */
if (ret == ESP_OK) {
ret = esp_bt_controller_rom_mem_release(mode);
}

return ret;
}

#if CONFIG_BTDM_CTRL_HLI
Expand Down Expand Up @@ -1695,7 +1754,7 @@ esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode)

sdk_config_set_bt_pll_track_enable(true);

// inititalize bluetooth baseband
// initialize bluetooth baseband
btdm_check_and_init_bb();

ret = btdm_controller_enable(mode);
Expand Down Expand Up @@ -1858,7 +1917,7 @@ esp_err_t esp_ble_scan_dupilcate_list_flush(void)

/**
* This function re-write controller's function,
* As coredump can not show paramerters in function which is in a .a file.
* As coredump can not show parameters in function which is in a .a file.
*
* After coredump fixing this issue, just delete this function.
*/
Expand Down
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