From 2fc73a05b3f84a811d55527111c234cb4ca4616f Mon Sep 17 00:00:00 2001
From: Marius Vikhammer <marius.vikhammer@espressif.com>
Date: Mon, 10 Mar 2025 15:31:30 +0800
Subject: [PATCH] feat(newlib): removed some unecessary IRAM attributes for
 newlib functions

---
 components/newlib/src/reent_init.c | 2 +-
 components/newlib/src/time.c       | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/components/newlib/src/reent_init.c b/components/newlib/src/reent_init.c
index b4a393702c..45bb7d42e1 100644
--- a/components/newlib/src/reent_init.c
+++ b/components/newlib/src/reent_init.c
@@ -19,7 +19,7 @@
  * to the streams of the global struct _reent, which are initialized in
  * startup code.
  */
-void IRAM_ATTR esp_reent_init(struct _reent* r)
+void esp_reent_init(struct _reent* r)
 {
     memset(r, 0, sizeof(*r));
     _REENT_STDIN(r) = _REENT_STDIN(_GLOBAL_REENT);
diff --git a/components/newlib/src/time.c b/components/newlib/src/time.c
index 5638a28be7..ff67fe8850 100644
--- a/components/newlib/src/time.c
+++ b/components/newlib/src/time.c
@@ -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
  */
@@ -152,7 +152,7 @@ WEAK_UNLESS_TIMEFUNC_IMPL int adjtime(const struct timeval *delta, struct timeva
 #endif
 }
 
-clock_t IRAM_ATTR _times_r(struct _reent *r, struct tms *ptms)
+clock_t _times_r(struct _reent *r, struct tms *ptms)
 {
     clock_t t = xTaskGetTickCount() * (portTICK_PERIOD_MS * CLK_TCK / 1000);
     ptms->tms_cstime = 0;
@@ -164,7 +164,7 @@ clock_t IRAM_ATTR _times_r(struct _reent *r, struct tms *ptms)
     return (clock_t) tv.tv_sec;
 }
 
-WEAK_UNLESS_TIMEFUNC_IMPL int IRAM_ATTR _gettimeofday_r(struct _reent *r, struct timeval *tv, void *tz)
+WEAK_UNLESS_TIMEFUNC_IMPL int _gettimeofday_r(struct _reent *r, struct timeval *tv, void *tz)
 {
     (void) tz;
 
@@ -174,6 +174,8 @@ WEAK_UNLESS_TIMEFUNC_IMPL int IRAM_ATTR _gettimeofday_r(struct _reent *r, struct
         tv->tv_sec = microseconds / 1000000;
         tv->tv_usec = microseconds % 1000000;
     }
+    __errno_r(r) = ENOSYS;
+
     return 0;
 #else
     __errno_r(r) = ENOSYS;