esp-idf/components/esp_system/ld/ld.common

/*
 * SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#include "sdkconfig.h"

/* CPU instruction prefetch padding size for flash mmap scenario */
#define _esp_flash_mmap_prefetch_pad_size 16

/* CPU instruction prefetch padding size for memory protection scenario */
#ifdef CONFIG_SOC_MEMPROT_CPU_PREFETCH_PAD_SIZE
#define _esp_memprot_prefetch_pad_size CONFIG_SOC_MEMPROT_CPU_PREFETCH_PAD_SIZE
#else
#define _esp_memprot_prefetch_pad_size 0
#endif

/* Memory alignment size for PMS */
#ifdef CONFIG_SOC_MEMPROT_MEM_ALIGN_SIZE
#define _esp_memprot_align_size CONFIG_SOC_MEMPROT_MEM_ALIGN_SIZE
#else
#define _esp_memprot_align_size 0
#endif

#if CONFIG_APP_BUILD_TYPE_RAM
#define _esp_mmu_page_size 0
#else
#define _esp_mmu_page_size CONFIG_MMU_PAGE_SIZE
#endif

#if CONFIG_SOC_RTC_MEM_SUPPORTED
    #if CONFIG_BOOTLOADER_RESERVE_RTC_MEM
        #ifdef CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC
            #define ESP_BOOTLOADER_RESERVE_RTC (CONFIG_BOOTLOADER_RESERVE_RTC_SIZE + CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC_SIZE)
        #else
            #define ESP_BOOTLOADER_RESERVE_RTC (CONFIG_BOOTLOADER_RESERVE_RTC_SIZE)
        #endif // not CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC
    #else
        #define ESP_BOOTLOADER_RESERVE_RTC 0
    #endif // not CONFIG_BOOTLOADER_RESERVE_RTC_MEM

    /* rtc timer data (s_rtc_timer_retain_mem, see esp_clk.c files). For rtc_timer_data_in_rtc_mem section. */
    #define RTC_TIMER_RESERVE_RTC (24)

    #if CONFIG_IDF_TARGET_ESP32
        #define RESERVE_RTC_MEM (RTC_TIMER_RESERVE_RTC)
    #else
        #define RESERVE_RTC_MEM (ESP_BOOTLOADER_RESERVE_RTC + RTC_TIMER_RESERVE_RTC)
    #endif
#endif // SOC_RTC_MEM_SUPPORTED

#define QUOTED_STRING(STRING) #STRING
#define ASSERT_SECTIONS_GAP(PREV_SECTION, NEXT_SECTION)                   \
ASSERT((ADDR(NEXT_SECTION) == ADDR(PREV_SECTION) + SIZEOF(PREV_SECTION)), \
        QUOTED_STRING(The gap between PREV_SECTION and NEXT_SECTION must not exist to produce the final bin image.))

#define ALIGNED_SYMBOL(X, SYMBOL)   \
\n    . = ALIGN(X);                 \
\n    SYMBOL = ABSOLUTE(.);