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change(bt): Rename linker script file names and symbol names

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1. rename linker files
2. support memory release in case that ESP_ALLOW_BSS_SEG_EXTERNAL_MEMORY is enabled
3. improve the implementation of memory release
This commit is contained in:
Wang Mengyang
2024-03-20 19:27:43 +08:00
parent 0aca5ec357
commit 1d9559cc9d
10 changed files with 240 additions and 130 deletions
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100
components/bt/controller/esp32c3/bt.c
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@@ -989,42 +989,45 @@ typedef struct {
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)
static esp_err_t esp_bt_mem_release_area(const bt_area_t *area)
{
esp_err_t ret = ESP_OK;
intptr_t mem_start = 0;
intptr_t mem_end = 0;
intptr_t mem_start = area->start;
intptr_t mem_end = area->end;
if (mem_start != mem_end) {
ESP_LOGD(BT_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;
}
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);
}
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 {
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);
}
esp_bt_mem_release_area(area1);
ret = esp_bt_mem_release_area(area2);
}
return ret;
}
esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
esp_err_t esp_bt_controller_rom_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;
}
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,
@@ -1046,7 +1049,6 @@ esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
.name = "ROM interface btdm BSS",
};
if (btdm_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) {
ret = ESP_ERR_INVALID_STATE;
}
@@ -1065,9 +1067,48 @@ esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode)
return ret;
}
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;
}
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"
};
if (mode & ESP_BT_MODE_BLE) {
/* free data and BSS section for libbtdm_app.a */
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&cont_data, &cont_bss);
}
/* free data and BSS section for Bluetooth controller ROM code */
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)
{
esp_err_t ret = ESP_OK;
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,
@@ -1089,8 +1130,6 @@ esp_err_t esp_bt_mem_release(esp_bt_mode_t mode)
.name = "BT Controller Data"
};
ret = esp_bt_controller_mem_release(mode);
if (mode & ESP_BT_MODE_BLE) {
/* Start by freeing Bluetooth BSS section */
if (ret == ESP_OK) {
@@ -1101,6 +1140,11 @@ esp_err_t esp_bt_mem_release(esp_bt_mode_t mode)
if (ret == ESP_OK) {
ret = esp_bt_mem_release_areas(&data, &cont_data);
}
/* free data and BSS section for Bluetooth controller ROM code */
if (ret == ESP_OK) {
ret = esp_bt_controller_rom_mem_release(mode);
}
}
return ret;