| /* |
| * Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd. |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/devicetree.h> |
| #include <zephyr/linker/sections.h> |
| #include <zephyr/linker/linker-defs.h> |
| #include <zephyr/linker/linker-tool.h> |
| |
| #include "memory.h" |
| |
| #ifdef CONFIG_XIP |
| #error "Xtensa bootloader cannot use XIP" |
| #endif /* CONFIG_XIP */ |
| |
| /* Disable all romable LMA */ |
| #undef GROUP_DATA_LINK_IN |
| #define GROUP_DATA_LINK_IN(vregion, lregion) > vregion |
| |
| /* Aliases */ |
| #define RAMABLE_REGION dram_seg |
| #define RAMABLE_REGION_1 dram_seg |
| #define RODATA_REGION dram_seg |
| #define ROMABLE_REGION dram_seg |
| |
| MEMORY |
| { |
| iram_loader_seg (RWX) : org = BOOTLOADER_IRAM_LOADER_SEG_START, |
| len = BOOTLOADER_IRAM_LOADER_SEG_LEN |
| iram_seg (RWX) : org = BOOTLOADER_IRAM_SEG_START, |
| len = BOOTLOADER_IRAM_SEG_LEN |
| dram_seg (RW) : org = BOOTLOADER_DRAM_SEG_START, |
| len = BOOTLOADER_DRAM_SEG_LEN |
| |
| #ifdef CONFIG_GEN_ISR_TABLES |
| IDT_LIST(RW): org = 0x3ebfe010, len = 0x2000 |
| #endif |
| } |
| |
| ENTRY(CONFIG_KERNEL_ENTRY) |
| |
| SECTIONS |
| { |
| .iram0.loader_text : |
| { |
| _loader_text_start = ABSOLUTE(.); |
| *(.stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*) |
| |
| *libarch__xtensa__core.a:xtensa_asm2_util.*(.literal .text .literal.* .text.*) |
| *liblib__libc__common.a:abort.*(.literal .text .literal.* .text.*) |
| *libdrivers__timer.a:xtensa_sys_timer.*(.literal .text .literal.* .text.*) |
| *libarch__common.a:dynamic_isr.*(.literal .text .literal.* .text.*) |
| *libarch__common.a:sw_isr_common.*(.literal .text .literal.* .text.*) |
| |
| *libapp.a:flash_map_extended.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:printk.*(.literal.printk .literal.vprintk .literal.char_out .text.printk .text.vprintk .text.char_out) |
| *libzephyr.a:cbprintf_nano.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:cpu.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:mmu_hal.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:cache_esp32.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:flash_map.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:esp_rom_spiflash.*(.literal .text .literal.* .text.*) |
| |
| *libzephyr.a:heap.*(.literal .text .literal.* .text.*) |
| |
| *libkernel.a:kheap.*(.literal .text .literal.* .text.*) |
| *libkernel.a:mempool.*(.literal .text .literal.* .text.*) |
| *libkernel.a:device.*(.literal .text .literal.* .text.*) |
| *libkernel.a:timeout.*(.literal .text .literal.* .text.*) |
| |
| *(.literal.bootloader_mmap .text.bootloader_mmap) |
| *(.literal.bootloader_munmap .text.bootloader_munmap) |
| |
| *libzephyr.a:esp_loader.*(.literal .text .literal.* .text.*) |
| *libzephyr.a:mmu_hal.*(.literal .text .literal.* .text.*) |
| |
| *(.literal.esp_intr_disable .literal.esp_intr_disable.* .text.esp_intr_disable .text.esp_intr_disable.*) |
| *(.literal.default_intr_handler .text.default_intr_handler .iram1.*.default_intr_handler) |
| *(.literal.esp_log_timestamp .text.esp_log_timestamp) |
| *(.literal.esp_log_early_timestamp .text.esp_log_early_timestamp) |
| *(.literal.esp_system_abort .text.esp_system_abort) |
| |
| *(.fini.literal) |
| *(.fini) |
| *(.gnu.version) |
| |
| /* 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(.); |
| _etext = .; |
| . = ALIGN(4) + 16; |
| _loader_text_end = ABSOLUTE(.); |
| _iram_text_end = ABSOLUTE(.); |
| _iram_end = ABSOLUTE(.); |
| } > iram_loader_seg |
| |
| .iram0.vectors : ALIGN(4) |
| { |
| /* 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) |
| . = ALIGN (4); |
| _init_end = ABSOLUTE(.); |
| |
| _iram_start = ABSOLUTE(.); |
| } > iram_seg |
| |
| .iram0.text : |
| { |
| . = ALIGN(4); |
| |
| *(.iram1 .iram1.*) |
| *(.iram0.literal .iram.literal .iram.text.literal .iram0.text .iram.text) |
| |
| *(.literal .text .literal.* .text.*) |
| . = ALIGN(4); |
| |
| *(.irom0.text) /* catch stray ICACHE_RODATA_ATTR */ |
| . = ALIGN(4) + 16; |
| } > iram_seg |
| |
| .dram0.data : ALIGN(16) |
| { |
| . = ALIGN(4); |
| __data_start = ABSOLUTE(.); |
| |
| #include <snippets-rodata.ld> |
| . = ALIGN(4); |
| |
| #include <snippets-rwdata.ld> |
| . = ALIGN(4); |
| |
| *(.data) |
| *(.data.*) |
| *(.gnu.linkonce.d.*) |
| *(.data1) |
| *(.sdata) |
| *(.sdata.*) |
| *(.gnu.linkonce.s.*) |
| *(.sdata2) |
| *(.sdata2.*) |
| *(.gnu.linkonce.s2.*) |
| *libzephyr.a:mmu_hal.*(.rodata .rodata.*) |
| *libzephyr.a:rtc_clk.*(.rodata .rodata.*) |
| |
| KEEP(*(.jcr)) |
| *(.dram1 .dram1.*) |
| . = ALIGN(4); |
| *(.rodata) |
| *(.rodata.*) |
| |
| *(.irom1.text) /* catch stray ICACHE_RODATA_ATTR */ |
| *(.gnu.linkonce.r.*) |
| *(.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*) |
| _thread_local_end = ABSOLUTE(.); |
| . = ALIGN(4); |
| } > dram_seg |
| |
| #include <zephyr/linker/common-rom/common-rom-kernel-devices.ld> |
| #include <zephyr/linker/common-rom/common-rom-debug.ld> |
| #include <zephyr/linker/common-rom/common-rom-misc.ld> |
| #include <snippets-sections.ld> |
| |
| #include <zephyr/linker/cplusplus-rom.ld> |
| #include <snippets-data-sections.ld> |
| #include <zephyr/linker/common-ram.ld> |
| #include <snippets-ram-sections.ld> |
| #include <zephyr/linker/cplusplus-ram.ld> |
| #include <zephyr/linker/common-rom/common-rom-logging.ld> |
| |
| .noinit (NOLOAD): |
| { |
| . = ALIGN(8); |
| *(.noinit) |
| *(.noinit.*) |
| . = ALIGN(8) ; |
| } > dram_seg |
| |
| /* Shared RAM */ |
| .bss (NOLOAD): |
| { |
| . = ALIGN (8); |
| _bss_start = ABSOLUTE(.); /* required by bluetooth library */ |
| __bss_start = 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(.); |
| _end = ABSOLUTE(.); |
| } > dram_seg |
| |
| ASSERT(((__bss_end - ORIGIN(dram_seg)) <= LENGTH(dram_seg)), "DRAM segment data does not fit.") |
| |
| #include <zephyr/linker/debug-sections.ld> |
| |
| .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.*)) |
| } |
| |
| #ifdef CONFIG_GEN_ISR_TABLES |
| #include <zephyr/linker/intlist.ld> |
| #endif |
| } |