| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <memlayout.h> |
| |
| /* This file is included inside a SECTIONS block */ |
| |
| /* First we place the code and read only data (typically const declared). |
| * This could theoretically be placed in rom. |
| * The '.' in '.text . : {' is actually significant to prevent missing some |
| * SoC's entry points due to artificial alignment restrictions, see |
| * https://sourceware.org/binutils/docs/ld/Output-Section-Address.html |
| */ |
| .text . : { |
| _program = .; |
| _text = .; |
| /* |
| * The .rom.* sections are to acommodate x86 romstage. romcc as well |
| * as the assembly files put their text and data in these sections. |
| */ |
| *(.rom.text); |
| *(.rom.data); |
| *(.text._start); |
| *(.text.stage_entry); |
| #if (ENV_DECOMPRESSOR || ENV_BOOTBLOCK && \ |
| !CONFIG(COMPRESS_BOOTBLOCK)) && \ |
| !(CONFIG(ARCH_BOOTBLOCK_X86_32) || \ |
| CONFIG(ARCH_BOOTBLOCK_X86_64)) |
| KEEP(*(.id)); |
| #endif |
| *(.text); |
| *(.text.*); |
| |
| #if ENV_RAMSTAGE || ENV_ROMSTAGE || ENV_POSTCAR |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _cbmem_init_hooks = .; |
| KEEP(*(.rodata.cbmem_init_hooks)); |
| _ecbmem_init_hooks = .; |
| #endif |
| |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _rsbe_init_begin = .; |
| KEEP(*(.rsbe_init)); |
| _ersbe_init_begin = .; |
| |
| #if ENV_RAMSTAGE |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _pci_drivers = .; |
| KEEP(*(.rodata.pci_driver)); |
| _epci_drivers = .; |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _cpu_drivers = .; |
| KEEP(*(.rodata.cpu_driver)); |
| _ecpu_drivers = .; |
| #endif |
| |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| *(.rodata); |
| *(.rodata.*); |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _etext = .; |
| } : to_load |
| |
| #if ENV_RAMSTAGE && CONFIG(COVERAGE) |
| .ctors . : { |
| . = ALIGN(0x100); |
| __CTOR_LIST__ = .; |
| KEEP(*(.ctors)); |
| LONG(0); |
| LONG(0); |
| __CTOR_END__ = .; |
| } |
| #endif |
| |
| /* Include data, bss, and heap in that order. Not defined for all stages. */ |
| #if ENV_STAGE_HAS_DATA_SECTION |
| .data . : { |
| . = ALIGN(ARCH_CACHELINE_ALIGN_SIZE); |
| _data = .; |
| |
| /* |
| * The postcar phase uses a stack value that is located in the relocatable |
| * module section. While the postcar stage could be linked like smm and |
| * other rmodules the postcar stage needs similar semantics of the more |
| * traditional stages in the coreboot infrastructure. Therefore it's easier |
| * to specialize this case. |
| */ |
| #if ENV_RMODULE || ENV_POSTCAR |
| _rmodule_params = .; |
| KEEP(*(.module_parameters)); |
| _ermodule_params = .; |
| #endif |
| |
| *(.data); |
| *(.data.*); |
| *(.sdata); |
| *(.sdata.*); |
| |
| #if ENV_ROMSTAGE_OR_BEFORE |
| PROVIDE(_preram_cbmem_console = .); |
| PROVIDE(_epreram_cbmem_console = _preram_cbmem_console); |
| #elif ENV_RAMSTAGE |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _bs_init_begin = .; |
| KEEP(*(.bs_init)); |
| LONG(0); |
| LONG(0); |
| _ebs_init_begin = .; |
| #endif |
| |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _edata = .; |
| } |
| #endif |
| |
| #if !ENV_CACHE_AS_RAM |
| .bss . : { |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _bss = .; |
| *(.bss) |
| *(.bss.*) |
| *(.sbss) |
| *(.sbss.*) |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _ebss = .; |
| } |
| #endif |
| |
| #if ENV_STAGE_HAS_HEAP_SECTION |
| .heap . : { |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _heap = .; |
| . += (ENV_RMODULE ? __heap_size : CONFIG_HEAP_SIZE); |
| . = ALIGN(ARCH_POINTER_ALIGN_SIZE); |
| _eheap = .; |
| } |
| #endif |
| |
| _eprogram = .; |
| |
| /* Discard the sections we don't need/want */ |
| |
| zeroptr = 0; |
| |
| /DISCARD/ : { |
| *(.comment) |
| *(.comment.*) |
| *(.note) |
| *(.note.*) |
| *(.eh_frame); |
| } |