From: Tien Fong Chee tien.fong.chee@intel.com
Add a new .data section for preserving the original state of the .data section of SoC64 SPL. This new .data section is required to make SPL reentrant after warm reset.
Signed-off-by: Tien Fong Chee tien.fong.chee@intel.com --- arch/arm/mach-socfpga/u-boot-spl-soc64.lds | 80 ++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 arch/arm/mach-socfpga/u-boot-spl-soc64.lds
diff --git a/arch/arm/mach-socfpga/u-boot-spl-soc64.lds b/arch/arm/mach-socfpga/u-boot-spl-soc64.lds new file mode 100644 index 00000000000..91cf8dd3139 --- /dev/null +++ b/arch/arm/mach-socfpga/u-boot-spl-soc64.lds @@ -0,0 +1,80 @@ +/* + * (C) Copyright 2013 + * David Feng fenghua@phytium.com.cn + * + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, garyj@denx.de + * + * (C) Copyright 2010 + * Texas Instruments, <www.ti.com> + * Aneesh V aneesh@ti.com + * + * Copyright (C) 2024 Intel Corporation <www.intel.com> + * + * SPDX-License-Identifier: GPL-2.0 + */ + +MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, + LENGTH = CONFIG_SPL_MAX_SIZE } +MEMORY { .sdram : ORIGIN = CONFIG_SPL_BSS_START_ADDR, + LENGTH = CONFIG_SPL_BSS_MAX_SIZE } + +OUTPUT_FORMAT("elf64-littleaarch64", "elf64-littleaarch64", "elf64-littleaarch64") +OUTPUT_ARCH(aarch64) +ENTRY(_start) +SECTIONS +{ + __image_copy_start = ADDR(.text); + .text : { + . = ALIGN(8); + CPUDIR/start.o (.text*) + *(.text*) + } >.sram + + .rodata : { + . = ALIGN(8); + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } >.sram + + .data : { + . = ALIGN(8); + /* Run time .data section starting at this location */ + __data_start = .; + *(.data*) + /* Run time .data section ending at this location */ + __data_end = .; + } >.sram + + . = ALIGN(8); + /* Preserve original .data section starting at this location */ + __preserve_data_start = .; + . = __preserve_data_start + (__data_end - __data_start); + /* Preserve original .data section ending at this location */ + __preserve_data_end = .; + + . = ALIGN(8); + __u_boot_list . : { + KEEP(*(SORT(__u_boot_list*))); + } >.sram + + . = ALIGN(8); + __image_copy_end = .; + + _end = .; + + _image_binary_end = .; + + .bss : { + __bss_start = .; + *(.bss*) + . = ALIGN(8); + __bss_end = .; + } >.sdram + + /DISCARD/ : { *(.dynsym) } + /DISCARD/ : { *(.dynstr*) } + /DISCARD/ : { *(.dynamic*) } + /DISCARD/ : { *(.plt*) } + /DISCARD/ : { *(.interp*) } + /DISCARD/ : { *(.gnu*) } +}