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fix(bt): Fix missing linker symbol when ESP_ALLOW_BSS_SEG_EXTERNAL_MEMORY enabled

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1. Closes https://github.com/espressif/esp-idf/issues/10427
2. add two linker script to unify linker script symbols for BT libraries
3. The memory release functions have also been simplified
This commit is contained in:
Wang Mengyang
2024-03-20 14:45:09 +08:00
parent 127873b163
commit 0aca5ec357
11 changed files with 440 additions and 364 deletions
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128
components/bt/controller/esp32c6/bt.c
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@@ -1003,70 +1003,84 @@ static esp_err_t try_heap_caps_add_region(intptr_t start, intptr_t end)
return ret;
}
esp_err_t esp_bt_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_areas(const bt_area_t* area1, const bt_area_t* area2)
{
intptr_t mem_start, mem_end;
esp_err_t ret = ESP_OK;
intptr_t mem_start = 0;
intptr_t mem_end = 0;
if (mode & ESP_BT_MODE_BLE) {
/* If the addresses of btdm .bss and bt .bss are consecutive,
* they are registered in the system heap as a piece of memory
*/
if(_bt_bss_end == _bt_controller_bss_start) {
mem_start = (intptr_t)&_bt_bss_start;
mem_end = (intptr_t)&_bt_controller_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release BSS [0x%08x] - [0x%08x], len %d",
mem_start, mem_end, mem_end - mem_start);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
} else {
mem_start = (intptr_t)&_bt_bss_start;
mem_end = (intptr_t)&_bt_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release BT BSS [0x%08x] - [0x%08x], len %d",
mem_start, mem_end, mem_end - mem_start);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
mem_start = (intptr_t)&_bt_controller_bss_start;
mem_end = (intptr_t)&_bt_controller_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release Controller BSS [0x%08x] - [0x%08x], len %d",
mem_start, mem_end, mem_end - mem_start);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
if(area1->end == area2->start) {
mem_start = area1->start;
mem_end = area2->end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release %s [0x%08x] - [0x%08x], len %d", area1->name, mem_start, mem_end, mem_end - mem_start);
ret = try_heap_caps_add_region(mem_start, mem_end);
}
} else {
mem_start = area1->start;
mem_end = area1->end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release %s [0x%08x] - [0x%08x], len %d", area1->name, mem_start, mem_end, mem_end - mem_start);
ret = try_heap_caps_add_region(mem_start, mem_end);
}
/* If the addresses of btdm .data and bt .data are consecutive,
* they are registered in the system heap as a piece of memory
*/
if(_bt_data_end == _bt_controller_data_start) {
mem_start = (intptr_t)&_bt_data_start;
mem_end = (intptr_t)&_bt_controller_data_end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release data [0x%08x] - [0x%08x], len %d",
mem_start, mem_end, mem_end - mem_start);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
} else {
mem_start = (intptr_t)&_bt_data_start;
mem_end = (intptr_t)&_bt_data_end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release BT Data [0x%08x] - [0x%08x], len %d",
mem_start, mem_end, mem_end - mem_start);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
mem_start = (intptr_t)&_bt_controller_data_start;
mem_end = (intptr_t)&_bt_controller_data_end;
if (mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release Controller Data [0x%08x] - [0x%08x], len %d",
mem_start, mem_end, mem_end - mem_start);
ESP_ERROR_CHECK(try_heap_caps_add_region(mem_start, mem_end));
}
mem_start = area2->start;
mem_end = area2->end;
if (ret == ESP_OK && mem_start != mem_end) {
ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release %s [0x%08x] - [0x%08x], len %d", area2->name, mem_start, mem_end, mem_end - mem_start);
ret = try_heap_caps_add_region(mem_start, mem_end);
}
}
return ESP_OK;
return ret;
}
esp_err_t esp_bt_mem_release(esp_bt_mode_t mode)
{
esp_err_t ret = ESP_OK;
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_BLE) {
/* Start by freeing Bluetooth BSS section */
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&bss, &cont_bss);
}
/* Do the same thing with the Bluetooth data section */
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&data, &cont_data);
}
}
return ret;
}