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fix(esp_timer): preserve timer_process_alarm symbol for ldgen

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This commit is contained in:
muhaidong
2026-09-07 22:00:30 +08:00
parent c712a0dde3
commit fbaab87263
4 changed files with 10 additions and 9 deletions
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3
components/esp_timer/CMakeLists.txt
View File

@@ -32,7 +32,8 @@ endif()
idf_component_register(SRCS "${srcs}"
INCLUDE_DIRS include
PRIV_REQUIRES "${priv_requires}"
PRIV_INCLUDE_DIRS private_include)
PRIV_INCLUDE_DIRS private_include
LDFRAGMENTS linker.lf)
# Forces the linker to include esp_timer_init.c
target_link_libraries(${COMPONENT_LIB} INTERFACE "-u esp_timer_init_include_func")

6
components/esp_timer/linker.lf Normal file
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@@ -0,0 +1,6 @@
[mapping:esp_timer_wifi_pm]
archive: libesp_timer.a
entries:
if ESP_WIFI_SLP_IRAM_OPT = y && IDF_TARGET_ESP32 = y:
esp_timer:timer_task (noflash)
esp_timer:timer_process_alarm (noflash)

3
components/esp_timer/src/esp_timer.c
View File

@@ -484,7 +484,8 @@ static ESP_TIMER_IRAM_ATTR void timer_list_unlock(esp_timer_dispatch_t timer_typ
#ifdef CONFIG_ESP_TIMER_SUPPORTS_ISR_DISPATCH_METHOD
ESP_TIMER_IRAM_ATTR
#endif
static void timer_process_alarm(esp_timer_dispatch_t dispatch_method)
// Keep this as a standalone symbol because ldgen maps it by name.
static void __attribute__((noinline, noclone)) timer_process_alarm(esp_timer_dispatch_t dispatch_method)
{
timer_list_lock(dispatch_method);
esp_timer_handle_t it;

7
components/esp_wifi/linker.lf
View File

@@ -163,10 +163,3 @@ entries:
if PM_ENABLE = y:
wifi_init:wifi_pm_sleep_lock_acquire (noflash)
wifi_init:wifi_pm_sleep_lock_release (noflash)
[mapping:esp_timer_wifi_pm]
archive: libesp_timer.a
entries:
if ESP_WIFI_SLP_IRAM_OPT = y && IDF_TARGET_ESP32 = y:
esp_timer:timer_task (noflash)
esp_timer:timer_process_alarm (noflash)