arch/arm/cpu/armv8/u-boot.lds

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2013
   4  * David Feng <fenghua@phytium.com.cn>
   5  *
   6  * (C) Copyright 2002
   7  * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
   8  */
   9
  10 #include <config.h>
  11 #include <asm/psci.h>
  12
  13 OUTPUT_FORMAT("elf64-littleaarch64", "elf64-littleaarch64", "elf64-littleaarch64")
  14 OUTPUT_ARCH(aarch64)
  15 ENTRY(_start)
  16 SECTIONS
  17 {
  18 #ifdef CONFIG_ARMV8_SECURE_BASE
  19         /DISCARD/ : { *(.rela._secure*) }
  20 #endif
  21         . = 0x00000000;
  22
  23         . = ALIGN(8);
  24         .text :
  25         {
  26                 *(.__image_copy_start)
  27                 CPUDIR/start.o (.text*)
  28         }
  29
  30         /* This needs to come before *(.text*) */
  31         .efi_runtime : {
  32                 __efi_runtime_start = .;
  33                 *(.text.efi_runtime*)
  34                 *(.rodata.efi_runtime*)
  35                 *(.data.efi_runtime*)
  36                 __efi_runtime_stop = .;
  37         }
  38
  39         .text_rest :
  40         {
  41                 *(.text*)
  42         }
  43
  44 #ifdef CONFIG_ARMV8_PSCI
  45         .__secure_start :
  46 #ifndef CONFIG_ARMV8_SECURE_BASE
  47                 ALIGN(CONSTANT(COMMONPAGESIZE))
  48 #endif
  49         {
  50                 KEEP(*(.__secure_start))
  51         }
  52
  53 #ifndef CONFIG_ARMV8_SECURE_BASE
  54 #define CONFIG_ARMV8_SECURE_BASE
  55 #define __ARMV8_PSCI_STACK_IN_RAM
  56 #endif
  57         .secure_text CONFIG_ARMV8_SECURE_BASE :
  58                 AT(ADDR(.__secure_start) + SIZEOF(.__secure_start))
  59         {
  60                 *(._secure.text)
  61                 . = ALIGN(8);
  62                 __secure_svc_tbl_start = .;
  63                 KEEP(*(._secure_svc_tbl_entries))
  64                 __secure_svc_tbl_end = .;
  65         }
  66
  67         .secure_data : AT(LOADADDR(.secure_text) + SIZEOF(.secure_text))
  68         {
  69                 *(._secure.data)
  70         }
  71
  72         .secure_stack ALIGN(ADDR(.secure_data) + SIZEOF(.secure_data),
  73                             CONSTANT(COMMONPAGESIZE)) (NOLOAD) :
  74 #ifdef __ARMV8_PSCI_STACK_IN_RAM
  75                 AT(ADDR(.secure_stack))
  76 #else
  77                 AT(LOADADDR(.secure_data) + SIZEOF(.secure_data))
  78 #endif
  79         {
  80                 KEEP(*(.__secure_stack_start))
  81
  82                 . = . + CONFIG_ARMV8_PSCI_NR_CPUS * ARM_PSCI_STACK_SIZE;
  83
  84                 . = ALIGN(CONSTANT(COMMONPAGESIZE));
  85
  86                 KEEP(*(.__secure_stack_end))
  87         }
  88
  89 #ifndef __ARMV8_PSCI_STACK_IN_RAM
  90         . = LOADADDR(.secure_stack);
  91 #endif
  92
  93         .__secure_end : AT(ADDR(.__secure_end)) {
  94                 KEEP(*(.__secure_end))
  95                 LONG(0x1d1071c);        /* Must output something to reset LMA */
  96         }
  97 #endif
  98
  99         . = ALIGN(8);
 100         .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
 101
 102         . = ALIGN(8);
 103         .data : {
 104                 *(.data*)
 105         }
 106
 107         . = ALIGN(8);
 108
 109         . = .;
 110
 111         . = ALIGN(8);
 112         .u_boot_list : {
 113                 KEEP(*(SORT(.u_boot_list*)));
 114         }
 115
 116         . = ALIGN(8);
 117
 118         .efi_runtime_rel : {
 119                 __efi_runtime_rel_start = .;
 120                 *(.rel*.efi_runtime)
 121                 *(.rel*.efi_runtime.*)
 122                 __efi_runtime_rel_stop = .;
 123         }
 124
 125         . = ALIGN(8);
 126
 127         .image_copy_end :
 128         {
 129                 *(.__image_copy_end)
 130         }
 131
 132         . = ALIGN(8);
 133
 134         .rel_dyn_start :
 135         {
 136                 *(.__rel_dyn_start)
 137         }
 138
 139         .rela.dyn : {
 140                 *(.rela*)
 141         }
 142
 143         .rel_dyn_end :
 144         {
 145                 *(.__rel_dyn_end)
 146         }
 147
 148         _end = .;
 149
 150         . = ALIGN(8);
 151
 152         .bss_start : {
 153                 KEEP(*(.__bss_start));
 154         }
 155
 156         .bss : {
 157                 *(.bss*)
 158                  . = ALIGN(8);
 159         }
 160
 161         .bss_end : {
 162                 KEEP(*(.__bss_end));
 163         }
 164
 165         /DISCARD/ : { *(.dynsym) }
 166         /DISCARD/ : { *(.dynstr*) }
 167         /DISCARD/ : { *(.dynamic*) }
 168         /DISCARD/ : { *(.plt*) }
 169         /DISCARD/ : { *(.interp*) }
 170         /DISCARD/ : { *(.gnu*) }
 171
 172 #ifdef CONFIG_LINUX_KERNEL_IMAGE_HEADER
 173 #include "linux-kernel-image-header-vars.h"
 174 #endif
 175 }