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

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

View File

@@ -263,16 +263,12 @@ extern void btdm_cca_feature_enable(void);
extern uint32_t _bt_bss_start;
extern uint32_t _bt_bss_end;
extern uint32_t _btdm_bss_start;
extern uint32_t _btdm_bss_end;
extern uint32_t _nimble_bss_start;
extern uint32_t _nimble_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 _btdm_data_start;
extern uint32_t _btdm_data_end;
extern uint32_t _nimble_data_start;
extern uint32_t _nimble_data_end;
extern uint32_t _bt_controller_data_start;
extern uint32_t _bt_controller_data_end;
/* Local Function Declare
*********************************************************************
@@ -983,145 +979,131 @@ static void btdm_controller_mem_init(void)
btdm_controller_rom_data_init();
}
/**
* Release two memory areas to the heap. If both areas are consecutive, they will be released as
* a single area.
*/
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)
{
esp_err_t ret = ESP_OK;
intptr_t mem_start = 0;
intptr_t mem_end = 0;
if(area1->end == area2->start) {
mem_start = area1->start;
mem_end = area2->end;
if (mem_start != mem_end) {
ESP_LOGD(BT_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(BT_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);
}
mem_start = area2->start;
mem_end = area2->end;
if (ret == ESP_OK && mem_start != mem_end) {
ESP_LOGD(BT_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 ret;
}
esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
{
intptr_t mem_start=(intptr_t) NULL, mem_end=(intptr_t) NULL;
esp_err_t ret = ESP_OK;
bt_area_t rom_btdm_data = {
.start = (intptr_t) ets_rom_layout_p->data_start_btdm,
.end = (intptr_t) ets_rom_layout_p->data_end_btdm,
.name = "ROM btdm data",
};
bt_area_t rom_btdm_bss = {
.start = (intptr_t)ets_rom_layout_p->bss_start_btdm,
.end = (intptr_t)ets_rom_layout_p->bss_end_btdm,
.name = "ROM btdm BSS",
};
bt_area_t rom_btdm_inter_data = {
.start = (intptr_t) ets_rom_layout_p->data_start_interface_btdm,
.end = (intptr_t) ets_rom_layout_p->data_end_interface_btdm,
.name = "ROM interface btdm data",
};
bt_area_t rom_btdm_inter_bss = {
.start = (intptr_t)ets_rom_layout_p->bss_start_interface_btdm,
.end = (intptr_t)ets_rom_layout_p->bss_end_interface_btdm,
.name = "ROM interface btdm BSS",
};
if (btdm_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) {
return ESP_ERR_INVALID_STATE;
ret = ESP_ERR_INVALID_STATE;
}
if (mode & ESP_BT_MODE_BLE) {
/* if the addresses of rom btdm .data and .bss are consecutive,
they are registered in the system heap as a piece of memory
*/
if(ets_rom_layout_p->data_end_btdm == ets_rom_layout_p->bss_start_btdm) {
mem_start = (intptr_t)ets_rom_layout_p->data_start_btdm;
mem_end = (intptr_t)ets_rom_layout_p->bss_end_btdm;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release rom btdm [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)ets_rom_layout_p->bss_start_btdm;
mem_end = (intptr_t)ets_rom_layout_p->bss_end_btdm;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release rom btdm 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)ets_rom_layout_p->data_start_btdm;
mem_end = (intptr_t)ets_rom_layout_p->data_end_btdm;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release rom btdm 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));
}
}
/* if the addresses of rom interface btdm .data and .bss are consecutive,
they are registered in the system heap as a piece of memory
*/
if(ets_rom_layout_p->data_end_interface_btdm == ets_rom_layout_p->bss_start_interface_btdm) {
mem_start = (intptr_t)ets_rom_layout_p->data_start_interface_btdm;
mem_end = (intptr_t)ets_rom_layout_p->bss_end_interface_btdm;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release rom interface btdm [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)ets_rom_layout_p->data_start_interface_btdm;
mem_end = (intptr_t)ets_rom_layout_p->data_end_interface_btdm;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release rom interface btdm 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)ets_rom_layout_p->bss_start_interface_btdm;
mem_end = (intptr_t)ets_rom_layout_p->bss_end_interface_btdm;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release rom interface btdm 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));
}
/* Free BTDM memory used by the ROM */
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&rom_btdm_data, &rom_btdm_bss);
}
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&rom_btdm_inter_data, &rom_btdm_inter_bss);
}
}
return ESP_OK;
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;
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"
};
ret = esp_bt_controller_mem_release(mode);
if (ret != ESP_OK) {
return ret;
}
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 == _btdm_bss_start) {
mem_start = (intptr_t)&_bt_bss_start;
mem_end = (intptr_t)&_btdm_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(BT_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(BT_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)&_btdm_bss_start;
mem_end = (intptr_t)&_btdm_bss_end;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release BTDM 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 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 == _btdm_data_start) {
mem_start = (intptr_t)&_bt_data_start;
mem_end = (intptr_t)&_btdm_data_end;
if (mem_start != mem_end) {
ESP_LOGD(BT_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(BT_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)&_btdm_data_start;
mem_end = (intptr_t)&_btdm_data_end;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release BTDM 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));
}
/* 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(BT_LOG_TAG, "Release NimBLE 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)&_nimble_data_start;
mem_end = (intptr_t)&_nimble_data_end;
if (mem_start != mem_end) {
ESP_LOGD(BT_LOG_TAG, "Release NimBLE 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));
/* 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;
return ret;
}
static esp_err_t try_heap_caps_add_region(intptr_t start, intptr_t end)