espressif/ESP8266_RTOS_SDK
1
0
Fork 0
mirror of https://github.com/espressif/ESP8266_RTOS_SDK.git synced 2025-05-31 15:41:02 +08:00
Code Issues Packages Projects Releases Wiki Activity

feat(esp8266): add rtc no initialization and data not initialization section declare

Browse Source
This commit is contained in:
dongheng
2020-02-20 10:45:40 +08:00
parent da038cdb34
commit 6faa7dfea9
1 changed files with 8 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
components/esp8266/include/esp_attr.h
View File

@ -46,6 +46,14 @@
// Forces read-only data into RTC memory.
#define RTC_RODATA_ATTR _SECTION_ATTR_IMPL(".rtc.rodata", __COUNTER__)
// Forces data into RTC memory of .noinit section.
// Any variable marked with this attribute will keep its value
// after restart or during a deep sleep / wake cycle.
#define RTC_NOINIT_ATTR _SECTION_ATTR_IMPL(".rtc_noinit", __COUNTER__)
// Forces data into noinit section to avoid initialization after restart.
#define __NOINIT_ATTR _SECTION_ATTR_IMPL(".noinit", __COUNTER__)
// Forces to put some user defined data in the binary file header, the offset is 0x10.
#define USER_DATA_ATTR _SECTION_ATTR_IMPL(".user.data", __COUNTER__)