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Deep sleep: Any source named rtc_wake_stub* is linked as RTC wake stub code

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Also move esp_deepsleep.h documentation out to docs/deep-sleep-stub.rst
This commit is contained in:
Angus Gratton
2016-10-13 11:46:51 +11:00
parent 19db9ed870
commit da70611196
7 changed files with 134 additions and 54 deletions
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9
components/esp32/include/esp_attr.h
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@@ -20,22 +20,21 @@
//and all variables in shared RAM. These macros can be used to redirect
//particular functions/variables to other memory regions.
// Forces code into IRAM instead of flash
// Forces code into IRAM instead of flash.
#define IRAM_ATTR __attribute__((section(".iram1")))
// Forces data into DRAM instead of flash
#define DRAM_ATTR __attribute__((section(".dram1")))
// Forces code into RTC fast memory
// Forces code into RTC fast memory. See "docs/deep-sleep-stub.rst"
#define RTC_IRAM_ATTR __attribute__((section(".rtc.text")))
// Forces data into RTC slow memory
// Forces data into RTC slow memory. See "docs/deep-sleep-stub.rst"
// Any variable marked with this attribute will keep its value
// during a deep sleep / wake cycle.
#define RTC_DATA_ATTR __attribute__((section(".rtc.data")))
// Forces read-only data into RTC slow memory
// Makes constant data available to RTC wake stubs (see esp_deepsleep.h)
// Forces read-only data into RTC slow memory. See "docs/deep-sleep-stub.rst"
#define RTC_RODATA_ATTR __attribute__((section(".rtc.rodata")))
#endif /* __ESP_ATTR_H__ */