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

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/*
* 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
/*
* PMP region granularity size
* Software may determine the PMP granularity by writing zero to pmp0cfg, then writing all ones
* to pmpaddr0, then reading back pmpaddr0. If G is the index of the least-significant bit set,
* the PMP granularity is 2^G+2 bytes.
*/
#ifdef CONFIG_SOC_CPU_PMP_REGION_GRANULARITY
#define _esp_pmp_align_size CONFIG_SOC_CPU_PMP_REGION_GRANULARITY
#else
#define _esp_pmp_align_size 0
#endif
/* 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(.);