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esp32c3: Reserve RTC memory from bootloader in the app linker script

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This commit is contained in:
Angus Gratton
2021-01-16 17:42:45 +11:00
parent 00cfcde385
commit 17e30c9e89
1 changed files with 9 additions and 1 deletions
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10
components/esp32c3/ld/esp32c3.ld
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@@ -8,6 +8,14 @@
#include "sdkconfig.h" #include "sdkconfig.h"
#ifdef CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC
#define ESP_BOOTLOADER_RESERVE_RTC (CONFIG_BOOTLOADER_RESERVE_RTC_SIZE + CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC_SIZE)
#elif defined(CONFIG_BOOTLOADER_SKIP_VALIDATE_IN_DEEP_SLEEP)
#define ESP_BOOTLOADER_RESERVE_RTC (CONFIG_BOOTLOADER_RESERVE_RTC_SIZE)
#else
#define ESP_BOOTLOADER_RESERVE_RTC 0
#endif
#define SRAM_IRAM_START 0x4037C000 #define SRAM_IRAM_START 0x4037C000
#define SRAM_DRAM_START 0x3FC7C000 #define SRAM_DRAM_START 0x3FC7C000
#define ICACHE_SIZE 0x4000 /* ICache size is fixed to 16KB on ESP32-C3 */ #define ICACHE_SIZE 0x4000 /* ICache size is fixed to 16KB on ESP32-C3 */
@@ -65,7 +73,7 @@ MEMORY
/** /**
* RTC fast memory (executable). Persists over deep sleep. * RTC fast memory (executable). Persists over deep sleep.
*/ */
rtc_iram_seg(RWX) : org = 0x50000000, len = 0x2000 rtc_iram_seg(RWX) : org = 0x50000000, len = 0x2000 - ESP_BOOTLOADER_RESERVE_RTC
} }
#if CONFIG_ESP32C3_USE_FIXED_STATIC_RAM_SIZE #if CONFIG_ESP32C3_USE_FIXED_STATIC_RAM_SIZE