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feat(ble): support for putting ble code into flash on ESP32-H2

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(cherry picked from commit 5a9acdc379)

Co-authored-by: zwl <zhaoweiliang@espressif.com>
This commit is contained in:
Zhou Xiao
2025-01-14 14:54:45 +08:00
parent 8fb74a1235
commit d1a1156d4d
2 changed files with 22 additions and 4 deletions
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8
components/bt/controller/esp32h2/Kconfig.in
View File

@@ -698,3 +698,11 @@ config BT_LE_CTRL_CHECK_CONNECT_IND_ACCESS_ADDRESS
Enabling this option will add stricter verification of the Access Address in the CONNECT_IND PDU. Enabling this option will add stricter verification of the Access Address in the CONNECT_IND PDU.
This improves security by ensuring that only connection requests with valid Access Addresses are accepted. This improves security by ensuring that only connection requests with valid Access Addresses are accepted.
If disabled, only basic checks are applied, improving compatibility. If disabled, only basic checks are applied, improving compatibility.
config BT_CTRL_RUN_IN_FLASH_ONLY
bool "Reduce BLE IRAM usage (READ DOCS FIRST) (EXPERIMENTAL)"
default n
help
Move most IRAM into flash. This will increase the usage of flash and reduce ble performance.
Because the code is moved to the flash, the execution speed of the code is reduced.
To have a small impact on performance, you need to enable flash suspend (SPI_FLASH_AUTO_SUSPEND).

18
components/bt/controller/esp32h2/bt.c
View File

@@ -1,5 +1,5 @@
/* /*
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD * SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
* *
* SPDX-License-Identifier: Apache-2.0 * SPDX-License-Identifier: Apache-2.0
*/ */
@@ -125,6 +125,10 @@ extern void r_ble_lll_rfmgmt_set_sleep_cb(void *s_cb, void *w_cb, void *s_arg,
extern void r_ble_rtc_wake_up_state_clr(void); extern void r_ble_rtc_wake_up_state_clr(void);
extern int os_msys_init(void); extern int os_msys_init(void);
extern void os_msys_deinit(void); extern void os_msys_deinit(void);
#if CONFIG_BT_CTRL_RUN_IN_FLASH_ONLY
extern void r_ble_ll_scan_start_time_init_compensation(uint32_t init_compensation);
extern void r_priv_sdk_config_insert_proc_time_set(uint16_t insert_proc_time);
#endif // CONFIG_BT_CTRL_RUN_IN_FLASH_ONLY
#if CONFIG_FREERTOS_USE_TICKLESS_IDLE #if CONFIG_FREERTOS_USE_TICKLESS_IDLE
extern sleep_retention_entries_config_t *r_esp_ble_mac_retention_link_get(uint8_t *size, uint8_t extra); extern sleep_retention_entries_config_t *r_esp_ble_mac_retention_link_get(uint8_t *size, uint8_t extra);
extern void r_esp_ble_set_wakeup_overhead(uint32_t overhead); extern void r_esp_ble_set_wakeup_overhead(uint32_t overhead);
@@ -495,8 +499,11 @@ static int esp_ecc_gen_dh_key(const uint8_t *peer_pub_key_x, const uint8_t *peer
static int esp_intr_alloc_wrapper(int source, int flags, intr_handler_t handler, static int esp_intr_alloc_wrapper(int source, int flags, intr_handler_t handler,
void *arg, void **ret_handle_in) void *arg, void **ret_handle_in)
{ {
int rc = esp_intr_alloc(source, flags | ESP_INTR_FLAG_IRAM, handler, #if CONFIG_BT_CTRL_RUN_IN_FLASH_ONLY
arg, (intr_handle_t *)ret_handle_in); int rc = esp_intr_alloc(source, flags, handler, arg, (intr_handle_t *)ret_handle_in);
#else
int rc = esp_intr_alloc(source, flags | ESP_INTR_FLAG_IRAM, handler, arg, (intr_handle_t *)ret_handle_in);
#endif
return rc; return rc;
} }
@@ -1020,7 +1027,10 @@ esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode)
#if CONFIG_SW_COEXIST_ENABLE #if CONFIG_SW_COEXIST_ENABLE
coex_enable(); coex_enable();
#endif // CONFIG_SW_COEXIST_ENABLE #endif // CONFIG_SW_COEXIST_ENABLE
#if CONFIG_BT_CTRL_RUN_IN_FLASH_ONLY
r_ble_ll_scan_start_time_init_compensation(500);
r_priv_sdk_config_insert_proc_time_set(500);
#endif // CONFIG_BT_CTRL_RUN_IN_FLASH_ONLY
if (r_ble_controller_enable(mode) != 0) { if (r_ble_controller_enable(mode) != 0) {
ret = ESP_FAIL; ret = ESP_FAIL;
goto error; goto error;