/* * Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd. * SPDX-License-Identifier: Apache-2.0 */ #include #include #include #include #include "memory.h" /* The "user_iram_end" represents the 2nd stage bootloader * "iram_loader_seg" start address (that should not be overlapped). * If no bootloader is used, we can extend it to gain more user ram. */ #ifdef CONFIG_ESP_SIMPLE_BOOT user_iram_end = (DRAM_BUFFERS_START + IRAM_DRAM_OFFSET); #else user_iram_end = BOOTLOADER_IRAM_LOADER_SEG_START; #endif /* User available SRAM memory segments */ user_dram_seg_org = SRAM1_DRAM_START; user_iram_seg_org = (SRAM0_IRAM_START + CONFIG_ESP32S3_INSTRUCTION_CACHE_SIZE); user_dram_end = (user_iram_end - IRAM_DRAM_OFFSET); user_idram_size = (user_dram_end - SRAM1_DRAM_START); sram0_iram_size = (SRAM0_SIZE - CONFIG_ESP32S3_INSTRUCTION_CACHE_SIZE); user_iram_seg_len = (user_idram_size + sram0_iram_size); user_dram_seg_len = user_idram_size; /* Aliases */ #define FLASH_CODE_REGION irom0_0_seg #define RODATA_REGION drom0_0_seg #define IRAM_REGION iram0_0_seg #define RAMABLE_REGION dram0_0_seg #define ROMABLE_REGION FLASH /* Flash segments (rodata and text) should be mapped in the virtual address spaces. * Executing directly from LMA is not possible. */ #undef GROUP_ROM_LINK_IN #define GROUP_ROM_LINK_IN(vregion, lregion) > RODATA_REGION AT > lregion MEMORY { #ifdef CONFIG_BOOTLOADER_MCUBOOT mcuboot_hdr (R): org = 0x0, len = 0x20 metadata (R): org = 0x20, len = 0x20 FLASH (R): org = 0x40, len = FLASH_SIZE - 0x40 #else /* Make safety margin in the FLASH memory size so the * (esp_img_header + (n*esp_seg_headers)) would fit */ FLASH (R): org = 0x0, len = FLASH_SIZE - 0x100 #endif /* CONFIG_BOOTLOADER_MCUBOOT */ iram0_0_seg(RX): org = user_iram_seg_org, len = user_iram_seg_len - APPCPU_IRAM_SIZE dram0_0_seg(RW): org = user_dram_seg_org, len = user_dram_seg_len - APPCPU_DRAM_SIZE irom0_0_seg(RX): org = IROM_SEG_ORG, len = IROM_SEG_LEN drom0_0_seg(R): org = DROM_SEG_ORG, len = DROM_SEG_LEN /** * `ext_ram_seg` and `drom0_0_seg` share the same bus and the address region. * A dummy section is used to avoid overlap. See `.ext_ram.dummy` in `sections.ld.in` */ #if defined(CONFIG_ESP_SPIRAM) ext_ram_seg(RWX): org = DROM_SEG_ORG, len = CONFIG_ESP_SPIRAM_SIZE - 0x40 #endif /* RTC fast memory (executable). Persists over deep sleep. */ rtc_iram_seg(RWX): org = 0x600fe000, len = 0x2000 /* RTC fast memory (same block as above), viewed from data bus */ rtc_data_seg(RW): org = 0x600fe000, len = 0x2000 /* RTC slow memory (data accessible). Persists over deep sleep. */ rtc_slow_seg(RW): org = 0x50000000, len = 0x2000 #ifdef CONFIG_GEN_ISR_TABLES IDT_LIST(RW): org = 0x3ebfe010, len = 0x2000 #endif } /* Default entry point: */ ENTRY(CONFIG_KERNEL_ENTRY) /* Used as a pointer to the heap end */ _heap_sentry = DRAM_BUFFERS_START; SECTIONS { _iram_dram_offset = IRAM_DRAM_OFFSET; #ifdef CONFIG_BOOTLOADER_MCUBOOT /* Reserve space for MCUboot header in the binary */ .mcuboot_header : { QUAD(0x0) QUAD(0x0) QUAD(0x0) QUAD(0x0) } > mcuboot_hdr .metadata : { /* 0. Magic byte for load header */ LONG(0xace637d3) /* 1. Application entry point address */ KEEP(*(.entry_addr)) /* IRAM metadata: * 2. Destination address (VMA) for IRAM region * 3. Flash offset (LMA) for start of IRAM region * 4. Size of IRAM region */ LONG(ADDR(.iram0.vectors)) LONG(LOADADDR(.iram0.vectors)) LONG(LOADADDR(.iram0.text) + SIZEOF(.iram0.text) - LOADADDR(.iram0.vectors)) /* DRAM metadata: * 5. Destination address (VMA) for DRAM region * 6. Flash offset (LMA) for start of DRAM region * 7. Size of DRAM region */ LONG(ADDR(.dram0.data)) LONG(LOADADDR(.dram0.data)) LONG(LOADADDR(.dram0.end) + SIZEOF(.dram0.end) - LOADADDR(.dram0.data)) } > metadata #endif /* CONFIG_BOOTLOADER_MCUBOOT */ /* Virtual non-loadable sections */ #include /* --- START OF RTC --- */ /* RTC fast memory holds RTC wake stub code */ .rtc.text : { . = ALIGN(4); _rtc_fast_start = ABSOLUTE(.); _rtc_text_start = ABSOLUTE(.); *(.rtc.literal .rtc.text) *(.rtc.entry.text) _rtc_text_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(rtc_iram_seg, ROMABLE_REGION) /* This section located in RTC FAST Memory area. * It holds data marked with RTC_FAST_ATTR attribute. * See the file "esp_attr.h" for more information. */ .rtc.force_fast : { . = ALIGN(4); _rtc_force_fast_start = ABSOLUTE(.); *(.rtc.force_fast .rtc.force_fast.*) . = ALIGN(4) ; _rtc_force_fast_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(rtc_data_seg, ROMABLE_REGION) /* RTC data section holds data marked with * RTC_DATA_ATTR, RTC_RODATA_ATTR attributes. */ .rtc.data : { _rtc_data_start = ABSOLUTE(.); *(.rtc.data) *(.rtc.rodata) _rtc_data_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(rtc_slow_seg, ROMABLE_REGION) .rtc.bss (NOLOAD) : { _rtc_bss_start = ABSOLUTE(.); *(.rtc.data) *(.rtc.rodata) _rtc_bss_end = ABSOLUTE(.); } GROUP_LINK_IN(rtc_slow_seg) /* This section holds data that should not be initialized at power up * and will be retained during deep sleep. * User data marked with RTC_NOINIT_ATTR will be placed * into this section. See the file "esp_attr.h" for more information. */ .rtc_noinit (NOLOAD): { . = ALIGN(4); _rtc_noinit_start = ABSOLUTE(.); *(.rtc_noinit .rtc_noinit.*) . = ALIGN(4) ; _rtc_noinit_end = ABSOLUTE(.); } GROUP_LINK_IN(rtc_slow_seg) /* This section located in RTC SLOW Memory area. * It holds data marked with RTC_SLOW_ATTR attribute. * See the file "esp_attr.h" for more information. */ .rtc.force_slow : { . = ALIGN(4); _rtc_force_slow_start = ABSOLUTE(.); *(.rtc.force_slow .rtc.force_slow.*) . = ALIGN(4); _rtc_force_slow_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(rtc_slow_seg, ROMABLE_REGION) /* Get size of rtc slow data based on rtc_data_location alias */ _rtc_slow_length = (_rtc_force_slow_end - _rtc_data_start); _rtc_fast_length = (_rtc_force_fast_end - _rtc_fast_start); ASSERT((_rtc_slow_length <= LENGTH(rtc_slow_seg)), "RTC_SLOW segment data does not fit.") ASSERT((_rtc_fast_length <= LENGTH(rtc_data_seg)), "RTC_FAST segment data does not fit.") /* --- END OF RTC --- */ /* --- START OF IRAM --- */ /* Send .iram0 code to iram */ .iram0.vectors : ALIGN(4) { _iram_start = ABSOLUTE(.); /* Vectors go to IRAM */ _init_start = ABSOLUTE(.); /* Vectors according to builds/RF-2015.2-win32/esp108_v1_2_s5_512int_2/config.html */ . = 0x0; KEEP(*(.WindowVectors.text)); . = 0x180; KEEP(*(.Level2InterruptVector.text)); . = 0x1c0; KEEP(*(.Level3InterruptVector.text)); . = 0x200; KEEP(*(.Level4InterruptVector.text)); . = 0x240; KEEP(*(.Level5InterruptVector.text)); . = 0x280; KEEP(*(.DebugExceptionVector.text)); . = 0x2c0; KEEP(*(.NMIExceptionVector.text)); . = 0x300; KEEP(*(.KernelExceptionVector.text)); . = 0x340; KEEP(*(.UserExceptionVector.text)); . = 0x3C0; KEEP(*(.DoubleExceptionVector.text)); . = 0x400; _invalid_pc_placeholder = ABSOLUTE(.); *(.*Vector.literal) *(.UserEnter.literal); *(.UserEnter.text); . = ALIGN (16); *(.entry.text) *(.init.literal) *(.init) _init_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) .iram0.text : ALIGN(4) { /* Code marked as running out of IRAM */ _iram_text_start = ABSOLUTE(.); *(.iram1 .iram1.*) *(.iram0.literal .iram.literal .iram.text.literal .iram0.text .iram.text) *libarch__xtensa__core.a:(.literal .text .literal.* .text.*) *libkernel.a:(.literal .text .literal.* .text.*) *libgcc.a:lib2funcs.*(.literal .text .literal.* .text.*) *libzephyr.a:cbprintf_packaged.*(.literal .text .literal.* .text.*) *libdrivers__flash.a:flash_esp32.*(.literal .text .literal.* .text.*) *libzephyr.a:windowspill_asm.*(.literal .text .literal.* .text.*) *libzephyr.a:log_noos.*(.literal .text .literal.* .text.*) *libdrivers__timer.a:xtensa_sys_timer.*(.literal .text .literal.* .text.*) *libzephyr.a:log_core.*(.literal .text .literal.* .text.*) *libzephyr.a:cbprintf_complete.*(.literal .text .literal.* .text.*) *libzephyr.a:printk.*(.literal.printk .literal.vprintk .literal.char_out .text.printk .text.vprintk .text.char_out) *libzephyr.a:log_msg.*(.literal .text .literal.* .text.*) *libzephyr.a:log_list.*(.literal .text .literal.* .text.*) *libdrivers__console.a:uart_console.*(.literal.console_out .text.console_out) *libzephyr.a:log_output.*(.literal .text .literal.* .text.*) *libzephyr.a:log_backend_uart.*(.literal .text .literal.* .text.*) *libzephyr.a:log_minimal.*(.literal .literal.* .text .text.*) *libzephyr.a:loader.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_mmu_map.*(.literal .literal.* .text .text.*) *libdrivers__interrupt_controller.a:(.literal .literal.* .text .text.*) *liblib__libc__minimal.a:string.*(.literal .text .literal.* .text.*) *liblib__libc__newlib.a:string.*(.literal .text .literal.* .text.*) *liblib__libc__picolibc.a:string.*(.literal .text .literal.* .text.*) *libphy.a:(.phyiram .phyiram.*) *libgcov.a:(.literal .text .literal.* .text.*) /* [mapping:esp_psram] */ *libzephyr.a:mmu_psram_flash.*(.literal .literal.* .text .text.*) *libzephyr.a:esp_psram_impl_quad.*(.literal .literal.* .text .text.*) *libzephyr.a:esp_psram_impl_octal.*(.literal .literal.* .text .text.*) /* [mapping:hal] */ *libzephyr.a:mmu_hal.*(.literal .text .literal.* .text.*) *libzephyr.a:spi_flash_hal_iram.*(.literal .text .literal.* .text.*) *libzephyr.a:spi_flash_encrypt_hal_iram.*(.literal .text .literal.* .text.*) *libzephyr.a:cache_hal.*(.literal .text .literal.* .text.*) *libzephyr.a:ledc_hal_iram.*(.literal .text .literal.* .text.*) *libzephyr.a:i2c_hal_iram.*(.literal .text .literal.* .text.*) *libzephyr.a:wdt_hal_iram.*(.literal .text .literal.* .text.*) *libzephyr.a:systimer_hal.*(.literal .text .literal.* .text.*) *libzephyr.a:spi_flash_hal_gpspi.*(.literal .text .literal.* .text.*) /* [mapping:soc] */ *libzephyr.a:lldesc.*(.literal .literal.* .text .text.*) /* [mapping:log] */ *(.literal.esp_log_write .text.esp_log_write) *(.literal.esp_log_timestamp .text.esp_log_timestamp) *(.literal.esp_log_early_timestamp .text.esp_log_early_timestamp) *(.literal.esp_log_impl_lock .text.esp_log_impl_lock) *(.literal.esp_log_impl_lock_timeout .text.esp_log_impl_lock_timeout) *(.literal.esp_log_impl_unlock .text.esp_log_impl_unlock) /* [mapping:spi_flash] */ *libzephyr.a:spi_flash_chip_boya.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_gd.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_generic.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_issi.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_mxic.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_mxic_opi.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_th.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_chip_winbond.*(.literal .literal.* .text .text.*) *libzephyr.a:memspi_host_driver.*(.literal .literal.* .text .text.*) *libzephyr.a:flash_brownout_hook.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_wrap.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_hpm_enable.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_oct_flash_init*(.literal .literal.* .text .text.*) /* [mapping:esp_system] */ *libzephyr.a:esp_err.*(.literal .literal.* .text .text.*) *(.literal.esp_system_abort .text.esp_system_abort) /* [mapping:esp_hw_support] */ *(.literal.esp_cpu_stall .text.esp_cpu_stall) *(.literal.esp_cpu_unstall .text.esp_cpu_unstall) *(.literal.esp_cpu_reset .text.esp_cpu_reset) *(.literal.esp_cpu_wait_for_intr .text.esp_cpu_wait_for_intr) *(.literal.esp_cpu_compare_and_set .text.esp_cpu_compare_and_set) *(.literal.esp_gpio_reserve_pins .text.esp_gpio_reserve_pins) *(.literal.esp_gpio_is_pin_reserved .text.esp_gpio_is_pin_reserved) *(.literal.rtc_vddsdio_get_config .text.rtc_vddsdio_get_config) *(.literal.rtc_vddsdio_set_config .text.rtc_vddsdio_set_config) *libzephyr.a:esp_memory_utils.*(.literal .literal.* .text .text.*) *libzephyr.a:rtc_clk.*(.literal .literal.* .text .text.*) *libzephyr.a:rtc_clk_init.*(.literal .text .literal.* .text.*) *libzephyr.a:rtc_sleep.*(.literal .literal.* .text .text.*) *libzephyr.a:rtc_time.*(.literal .literal.* .text .text.*) *libzephyr.a:systimer.*(.literal .literal.* .text .text.*) *libzephyr.a:mspi_timing_config.*(.literal .literal.* .text .text.*) *libzephyr.a:mspi_timing_tuning.*(.literal .literal.* .text .text.*) *(.literal.sar_periph_ctrl_power_enable .text.sar_periph_ctrl_power_enable) /* [mapping:soc_pm] */ *(.literal.GPIO_HOLD_MASK .text.GPIO_HOLD_MASK) /* [mapping:esp_rom] */ *libzephyr.a:esp_rom_cache_esp32s2_esp32s3.*(.literal .literal.* .text .text.*) *libzephyr.a:esp_rom_spiflash.*(.literal .literal.* .text .text.*) *libzephyr.a:esp_rom_systimer.*(.literal .literal.* .text .text.*) *libzephyr.a:esp_rom_wdt.*(.literal .literal.* .text .text.*) /* [mapping:esp_mm] */ *libzephyr.a:esp_cache.*(.literal .literal.* .text .text.*) #if defined(CONFIG_ESP32_WIFI_IRAM_OPT) *libnet80211.a:(.wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.*) *libpp.a:(.wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.* .wifiorslpiram .wifiorslpiram.*) *libcoexist.a:(.wifi_slp_iram .wifi_slp_iram.*) /* [mapping:esp_wifi] */ *(.literal.wifi_clock_enable_wrapper .text.wifi_clock_enable_wrapper) *(.literal.wifi_clock_disable_wrapper .text.wifi_clock_disable_wrapper) /* [mapping:esp_phy] */ *(.literal.esp_phy_enable .text.esp_phy_enable) *(.literal.esp_phy_disable .text.esp_phy_disable) *(.literal.esp_wifi_bt_power_domain_off .text.esp_wifi_bt_power_domain_off) #endif #if defined(CONFIG_ESP32_WIFI_RX_IRAM_OPT) *libnet80211.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) *libpp.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) #endif . = ALIGN(4); } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) #ifdef CONFIG_ESP_SIMPLE_BOOT .loader.text : { . = ALIGN(4); _loader_text_start = ABSOLUTE(.); *libzephyr.a:bootloader_soc.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_init.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_esp32s3.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_clock_init.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_wdt.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_flash.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_flash_config_esp32s3.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_clock_loader.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_common_loader.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_mem.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_random.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_random*.*(.literal.bootloader_random_disable .text.bootloader_random_disable) *libzephyr.a:bootloader_random*.*(.literal.bootloader_random_enable .text.bootloader_random_enable) *libzephyr.a:bootloader_efuse.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_utility.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_sha.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_console.*(.literal .text .literal.* .text.*) *libzephyr.a:bootloader_panic.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_image_format.*(.literal .text .literal.* .text.*) *libzephyr.a:flash_encrypt.*(.literal .text .literal.* .text.*) *libzephyr.a:flash_encryption_secure_features.*(.literal .text .literal.* .text.*) *libzephyr.a:flash_partitions.*(.literal .text .literal.* .text.*) *libzephyr.a:spi_flash_hal.*(.literal .literal.* .text .text.*) *libzephyr.a:spi_flash_hal_common.*(.literal .literal.* .text .text.*) *libzephyr.a:esp_flash_api.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_flash_spi_init.*(.literal .text .literal.* .text.*) *libzephyr.a:secure_boot.*(.literal .text .literal.* .text.*) *libzephyr.a:secure_boot_secure_features.*(.literal .text .literal.* .text.*) *libzephyr.a:secure_boot_signatures_bootloader.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_efuse_table.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_efuse_fields.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_efuse_api.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_efuse_utility.*(.literal .text .literal.* .text.*) *libzephyr.a:esp_efuse_api_key_esp32xx.*(.literal .text .literal.* .text.*) *libzephyr.a:mpu_hal.*(.literal .text .literal.* .text.*) *libzephyr.a:cpu_region_protect.*(.literal .text .literal.* .text.*) *(.fini.literal) *(.fini) . = ALIGN(4); _loader_text_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) #endif /* CONFIG_ESP_SIMPLE_BOOT */ /* Marks the end of IRAM code segment */ .iram0.text_end (NOLOAD) : { /* ESP32-S3 memprot requires 16B padding for possible CPU prefetch and 256B alignment for PMS split lines */ . = ALIGN(4) + 16; _iram_text_end = ABSOLUTE(.); } GROUP_LINK_IN(IRAM_REGION) .iram0.data : { . = ALIGN(4); _iram_data_start = ABSOLUTE(.); *(.iram.data) *(.iram.data*) _iram_data_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(IRAM_REGION, ROMABLE_REGION) .iram0.bss (NOLOAD) : { . = ALIGN(4); _iram_bss_start = ABSOLUTE(.); *(.iram.bss) *(.iram.bss*) _iram_bss_end = ABSOLUTE(.); . = ALIGN(4); _iram_end = ABSOLUTE(.); } GROUP_LINK_IN(IRAM_REGION) /* --- END OF IRAM --- */ /* --- START OF DRAM --- */ .dram0.dummy (NOLOAD): { /* Spacer section is required to skip .iram0.text area because * iram0_0_seg and dram0_0_seg reflect the same address space on different buses. */ . = ORIGIN(dram0_0_seg) + MAX(_iram_end, SRAM1_IRAM_START) - SRAM1_IRAM_START; . = ALIGN(4) + 16; } GROUP_LINK_IN(RAMABLE_REGION) .dram0.data : { . = ALIGN (8); _data_start = ABSOLUTE(.); __data_start = ABSOLUTE(.); /* bluetooth library requires this symbol to be defined */ _btdm_data_start = ABSOLUTE(.); *libbtdm_app.a:(.data .data.*) . = ALIGN (4); _btdm_data_end = ABSOLUTE(.); *(.data) *(.data.*) *(.gnu.linkonce.d.*) *(.data1) *(.sdata) *(.sdata.*) *(.gnu.linkonce.s.*) *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) *(.srodata) *(.srodata.*) /* rodata for panic handler(libarch__xtensa__core.a) and all * dependent functions should be placed in DRAM to avoid issue * when flash cache is disabled */ *libarch__xtensa__core.a:(.rodata .rodata.*) *libkernel.a:fatal.*(.rodata .rodata.*) *libkernel.a:init.*(.rodata .rodata.*) *libzephyr.a:cbprintf_complete.*(.rodata .rodata.*) *libzephyr.a:log_core.*(.rodata .rodata.*) *libzephyr.a:log_backend_uart.*(.rodata .rodata.*) *libzephyr.a:log_output.*(.rodata .rodata.*) *libzephyr.a:log_minimal.*(.rodata .rodata.*) *libzephyr.a:loader.*(.rodata .rodata.*) *libdrivers__serial.a:uart_esp32.*(.rodata .rodata.*) *libdrivers__flash.a:flash_esp32.*(.rodata .rodata.*) *libzephyr.a:esp_mmu_map.*(.rodata .rodata.*) *libdrivers__interrupt_controller.a:(.rodata .rodata.*) /* [mapping:esp_psram] */ *libzephyr.a:mmu_psram_flash.*(.rodata .rodata.*) *libzephyr.a:esp_psram_impl_octal.*(.rodata .rodata.*) *libzephyr.a:esp_psram_impl_quad.*(.rodata .rodata.*) /* [mapping:hal] */ *libzephyr.a:mmu_hal.*(.rodata .rodata.*) *libzephyr.a:spi_flash_hal_iram.*(.rodata .rodata.*) *libzephyr.a:spi_flash_encrypt_hal_iram.*(.rodata .rodata.*) *libzephyr.a:cache_hal.*(.rodata .rodata.*) *libzephyr.a:ledc_hal_iram.*(.rodata .rodata.*) *libzephyr.a:i2c_hal_iram.*(.rodata .rodata.*) *libzephyr.a:wdt_hal_iram.*(.rodata .rodata.*) *libzephyr.a:systimer_hal.*(.rodata .rodata.*) *libzephyr.a:spi_flash_hal_gpspi.*(.rodata .rodata.*) /* [mapping:soc] */ *libzephyr.a:lldesc.*(.rodata .rodata.*) /* [mapping:log] */ *(.rodata.esp_log_write) *(.rodata.esp_log_timestamp) *(.rodata.esp_log_early_timestamp) *(.rodata.esp_log_impl_lock) *(.rodata.esp_log_impl_lock_timeout) *(.rodata.esp_log_impl_unlock) /* [mapping:spi_flash] */ *libzephyr.a:spi_flash_chip_boya.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_gd.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_generic.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_issi.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_mxic.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_mxic_opi.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_th.*(.rodata .rodata.*) *libzephyr.a:spi_flash_chip_winbond.*(.rodata .rodata.*) *libzephyr.a:memspi_host_driver.*(.rodata .rodata.*) *libzephyr.a:flash_brownout_hook.*(.rodata .rodata.*) *libzephyr.a:spi_flash_wrap.*(.rodata .rodata.*) *libzephyr.a:spi_flash_hpm_enable.*(.rodata .rodata.*) *libzephyr.a:spi_flash_oct_flash_init.*(.rodata .rodata.*) /* [mapping:esp_mm] */ *libzephyr.a:esp_cache.*(.rodata .rodata.*) /* [mapping:esp_hw_support] */ *(.rodata.esp_cpu_stall) *(.rodata.esp_cpu_unstall) *(.rodata.esp_cpu_reset) *(.rodata.esp_cpu_wait_for_intr) *(.rodata.esp_cpu_compare_and_set) *(.rodata.esp_gpio_reserve_pins) *(.rodata.esp_gpio_is_pin_reserved) *(.rodata.rtc_vddsdio_get_config) *(.rodata.rtc_vddsdio_set_config) *libzephyr.a:esp_memory_utils.*(.rodata .rodata.*) *libzephyr.a:rtc_clk.*(.rodata .rodata.*) *libzephyr.a:rtc_clk_init.*(.rodata .rodata.*) *libzephyr.a:systimer.*(.rodata .rodata.*) *libzephyr.a:mspi_timing_config.*(.rodata .rodata.*) *libzephyr.a:mspi_timing_tuning.*(.rodata .rodata.*) *(.rodata.sar_periph_ctrl_power_enable) /* [mapping:soc_pm] */ *(.rodata.GPIO_HOLD_MASK) /* [mapping:esp_rom] */ *libzephyr.a:esp_rom_cache_esp32s2_esp32s3.*(.rodata .rodata.*) *libzephyr.a:esp_rom_spiflash.*(.rodata .rodata.*) *libzephyr.a:esp_rom_systimer.*(.rodata .rodata.*) *libzephyr.a:esp_rom_wdt.*(.rodata .rodata.*) /* [mapping:esp_system] */ *libzephyr.a:esp_err.*(.rodata .rodata.*) *(.rodata.esp_system_abort) #if defined(CONFIG_ESP32_WIFI_IRAM_OPT) /* [mapping:esp_wifi] */ *(.rodata.wifi_clock_enable_wrapper) *(.rodata.wifi_clock_disable_wrapper) /* [mapping:esp_phy] */ *(.rodata.esp_phy_enable) *(.rodata.esp_phy_disable) *(.rodata.esp_wifi_bt_power_domain_off) #endif . = ALIGN(4); #include . = ALIGN(4); KEEP(*(.jcr)) *(.dram1 .dram1.*) . = ALIGN(4); } GROUP_DATA_LINK_IN(RAMABLE_REGION, ROMABLE_REGION) #ifdef CONFIG_ESP_SIMPLE_BOOT .loader.data : { . = ALIGN(4); _loader_data_start = ABSOLUTE(.); *libzephyr.a:bootloader_init.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:bootloader_esp32s3.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:bootloader_clock_init.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:bootloader_wdt.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:bootloader_flash.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:bootloader_flash_config_esp32s3.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:bootloader_efuse.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:cpu_util.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:clk.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:esp_clk.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:cpu_region_protect.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:spi_flash_hal.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:spi_flash_hal_common.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:esp_flash_api.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) *libzephyr.a:esp_flash_spi_init.*(.rodata .rodata.* .sdata2 .sdata2.* .srodata .srodata.*) . = ALIGN(4); _loader_data_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(RAMABLE_REGION, ROMABLE_REGION) #endif /* CONFIG_ESP_SIMPLE_BOOT */ #include #include #include #include #include /* logging sections should be placed in RAM area to avoid flash cache disabled issues */ #pragma push_macro("GROUP_ROM_LINK_IN") #undef GROUP_ROM_LINK_IN #define GROUP_ROM_LINK_IN GROUP_DATA_LINK_IN #include #pragma pop_macro("GROUP_ROM_LINK_IN") .dram0.end : { __data_end = ABSOLUTE(.); _data_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(RAMABLE_REGION, ROMABLE_REGION) .dram0.noinit (NOLOAD): { . = ALIGN(4); *(.noinit) *(.noinit.*) . = ALIGN(4) ; } GROUP_LINK_IN(RAMABLE_REGION) /* Shared RAM */ .dram0.bss (NOLOAD) : { . = ALIGN (8); _bss_start = ABSOLUTE(.); /* required by bluetooth library */ __bss_start = ABSOLUTE(.); /* bluetooth library requires this symbol to be defined */ _btdm_bss_start = ABSOLUTE(.); *libbtdm_app.a:(.bss .bss.* COMMON) . = ALIGN (4); _btdm_bss_end = ABSOLUTE(.); *(.dynsbss) *(.sbss) *(.sbss.*) *(.gnu.linkonce.sb.*) *(.scommon) *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) *(.dynbss) *(.bss) *(.bss.*) *(.share.mem) *(.gnu.linkonce.b.*) *(COMMON) . = ALIGN (8); _bss_end = ABSOLUTE(.); __bss_end = ABSOLUTE(.); } GROUP_LINK_IN(RAMABLE_REGION) .dram0.heap_start (NOLOAD) : { . = ALIGN (8); /* Lowest possible start address for the heap */ _heap_start = ABSOLUTE(.); } GROUP_LINK_IN(RAMABLE_REGION) /* Provide total SRAM usage, including IRAM and DRAM */ _image_ram_start = _iram_start - IRAM_DRAM_OFFSET; #include ASSERT(((__bss_end - ORIGIN(dram0_0_seg)) <= LENGTH(dram0_0_seg)), "DRAM segment data does not fit.") /* --- END OF DRAM --- */ /* --- START OF IROM --- */ /* Symbols used during the application memory mapping */ _image_irom_start = LOADADDR(.flash.text); _image_irom_size = LOADADDR(.flash.text) + SIZEOF(.flash.text) - _image_irom_start; _image_irom_vaddr = ADDR(.flash.text); /* Align next section to 64k to allow mapping */ .flash.text_dummy (NOLOAD) : { . = ALIGN(CACHE_ALIGN); } GROUP_LINK_IN(ROMABLE_REGION) .flash.text : ALIGN(0x10) { _stext = .; _instruction_reserved_start = ABSOLUTE(.); _text_start = ABSOLUTE(.); __text_region_start = ABSOLUTE(.); #if !defined(CONFIG_ESP32_WIFI_IRAM_OPT) *libnet80211.a:( .wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.*) *libpp.a:( .wifi0iram .wifi0iram.* .wifislpiram .wifislpiram.* .wifiorslpiram .wifiorslpiram.*) #endif #if !defined(CONFIG_ESP32_WIFI_RX_IRAM_OPT) *libnet80211.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) *libpp.a:( .wifirxiram .wifirxiram.* .wifislprxiram .wifislprxiram.*) #endif *(.stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*) *(.irom0.text) /* catch stray ICACHE_RODATA_ATTR */ *(.fini.literal) *(.fini) *(.gnu.version) *(.literal .text .literal.* .text.*) /* CPU will try to prefetch up to 16 bytes of * of instructions. This means that any configuration (e.g. MMU, PMS) must allow * safe access to up to 16 bytes after the last real instruction, add * dummy bytes to ensure this */ . += 16; _text_end = ABSOLUTE(.); _instruction_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.text end, this can be used for mmu driver to maintain virtual address */ __text_region_end = ABSOLUTE(.); _etext = .; } GROUP_DATA_LINK_IN(FLASH_CODE_REGION, ROMABLE_REGION) /* This dummy section represents the .flash.text section but in default_rodata_seg. * Thus, it must have its alignment and (at least) its size. */ .flash.rodata_dummy (NOLOAD): { _flash_rodata_dummy_start = ABSOLUTE(.); . += SIZEOF(.flash.text); . = ALIGN(CACHE_ALIGN); } GROUP_LINK_IN(RODATA_REGION) _image_drom_start = LOADADDR(.flash.rodata); _image_drom_size = LOADADDR(.flash.rodata_end) + SIZEOF(.flash.rodata_end) - _image_drom_start; _image_drom_vaddr = ADDR(.flash.rodata); .flash.rodata : ALIGN(CACHE_ALIGN) { _flash_rodata_start = ABSOLUTE(.); _rodata_reserved_start = ABSOLUTE(.); /* This is a symbol marking the flash.rodata start, this can be used for mmu driver to maintain virtual address */ _rodata_start = ABSOLUTE(.); __rodata_region_start = ABSOLUTE(.); . = ALIGN(4); #include *(.irom1.text) /* catch stray ICACHE_RODATA_ATTR */ *(.gnu.linkonce.r.*) *(.rodata) *(.rodata.*) *(.rodata1) __XT_EXCEPTION_TABLE_ = ABSOLUTE(.); *(.xt_except_table) *(.gcc_except_table .gcc_except_table.*) *(.gnu.linkonce.e.*) *(.gnu.version_r) . = (. + 3) & ~ 3; __eh_frame = ABSOLUTE(.); KEEP(*(.eh_frame)) . = (. + 7) & ~ 3; /* C++ exception handlers table: */ __XT_EXCEPTION_DESCS_ = ABSOLUTE(.); *(.xt_except_desc) *(.gnu.linkonce.h.*) __XT_EXCEPTION_DESCS_END__ = ABSOLUTE(.); *(.xt_except_desc_end) *(.dynamic) *(.gnu.version_d) . = ALIGN(4); __rodata_region_end = ABSOLUTE(.); /* Literals are also RO data. */ _lit4_start = ABSOLUTE(.); *(*.lit4) *(.lit4.*) *(.gnu.linkonce.lit4.*) _lit4_end = ABSOLUTE(.); . = ALIGN(4); *(.rodata_wlog) *(.rodata_wlog*) . = ALIGN(4); } GROUP_DATA_LINK_IN(RODATA_REGION, ROMABLE_REGION) #include #include #include #include #include #include #include #include #include #include /* Create an explicit section at the end of all the data that shall be mapped into drom. * This is used to calculate the size of the _image_drom_size variable */ .flash.rodata_end : ALIGN(0x10) { . = ALIGN(4); _rodata_reserved_end = ABSOLUTE(.); _image_rodata_end = ABSOLUTE(.); } GROUP_DATA_LINK_IN(RODATA_REGION, ROMABLE_REGION) /** * This section is required to skip flash rodata sections, because `ext_ram_seg` * and `drom0_0_seg` are on the same bus */ #if defined(CONFIG_ESP_SPIRAM) .ext_ram.dummy (NOLOAD): { . = ORIGIN(ext_ram_seg) + (_rodata_reserved_end - _flash_rodata_dummy_start); . = ALIGN (CACHE_ALIGN); } GROUP_LINK_IN(ext_ram_seg) /* This section holds .ext_ram.bss data, and will be put in PSRAM */ .ext_ram.bss (NOLOAD) : { _ext_ram_bss_start = ABSOLUTE(.); *(.ext_ram.bss*) . = ALIGN(4); _spiram_heap_start = ABSOLUTE(.); . = . + CONFIG_ESP_SPIRAM_HEAP_SIZE - (_spiram_heap_start - _ext_ram_bss_start); . = ALIGN(4); _ext_ram_bss_end = ABSOLUTE(.); } GROUP_LINK_IN(ext_ram_seg) #endif /* CONFIG_ESP_SPIRAM */ #ifdef CONFIG_GEN_ISR_TABLES #include #endif #include .xtensa.info 0 : { *(.xtensa.info) } .xt.insn 0 : { KEEP (*(.xt.insn)) KEEP (*(.gnu.linkonce.x.*)) } .xt.prop 0 : { KEEP (*(.xt.prop)) KEEP (*(.xt.prop.*)) KEEP (*(.gnu.linkonce.prop.*)) } .xt.lit 0 : { KEEP (*(.xt.lit)) KEEP (*(.xt.lit.*)) KEEP (*(.gnu.linkonce.p.*)) } .xt.profile_range 0 : { KEEP (*(.xt.profile_range)) KEEP (*(.gnu.linkonce.profile_range.*)) } .xt.profile_ranges 0 : { KEEP (*(.xt.profile_ranges)) KEEP (*(.gnu.linkonce.xt.profile_ranges.*)) } .xt.profile_files 0 : { KEEP (*(.xt.profile_files)) KEEP (*(.gnu.linkonce.xt.profile_files.*)) } } ASSERT(((_iram_end - ORIGIN(iram0_0_seg)) <= LENGTH(iram0_0_seg)), "IRAM0 segment data does not fit.") ASSERT(((_heap_start - ORIGIN(dram0_0_seg)) <= LENGTH(dram0_0_seg)), "DRAM segment data does not fit.") #if defined(CONFIG_ESP_SPIRAM) ASSERT(((_ext_ram_bss_end - _ext_ram_bss_start) <= CONFIG_ESP_SPIRAM_SIZE), "External SPIRAM overflowed.") #endif