1/* 2 * ld script to make ARM Linux kernel 3 * taken from the i386 version by Russell King 4 * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz> 5 */ 6 7#include <asm-generic/vmlinux.lds.h> 8#include <asm/thread_info.h> 9#include <asm/memory.h> 10#include <asm/page.h> 11 12#define ARM_EXIT_KEEP(x) 13#define ARM_EXIT_DISCARD(x) x 14 15OUTPUT_ARCH(aarch64) 16ENTRY(_text) 17 18jiffies = jiffies_64; 19 20#define HYPERVISOR_TEXT \ 21 /* \ 22 * Force the alignment to be compatible with \ 23 * the vectors requirements \ 24 */ \ 25 . = ALIGN(2048); \ 26 VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \ 27 *(.hyp.idmap.text) \ 28 VMLINUX_SYMBOL(__hyp_idmap_text_end) = .; \ 29 VMLINUX_SYMBOL(__hyp_text_start) = .; \ 30 *(.hyp.text) \ 31 VMLINUX_SYMBOL(__hyp_text_end) = .; 32 33SECTIONS 34{ 35 /* 36 * XXX: The linker does not define how output sections are 37 * assigned to input sections when there are multiple statements 38 * matching the same input section name. There is no documented 39 * order of matching. 40 */ 41 /DISCARD/ : { 42 ARM_EXIT_DISCARD(EXIT_TEXT) 43 ARM_EXIT_DISCARD(EXIT_DATA) 44 EXIT_CALL 45 *(.discard) 46 *(.discard.*) 47 } 48 49 . = PAGE_OFFSET + TEXT_OFFSET; 50 51 .head.text : { 52 _text = .; 53 HEAD_TEXT 54 } 55 .text : { /* Real text segment */ 56 _stext = .; /* Text and read-only data */ 57 __exception_text_start = .; 58 *(.exception.text) 59 __exception_text_end = .; 60 IRQENTRY_TEXT 61 TEXT_TEXT 62 SCHED_TEXT 63 LOCK_TEXT 64 HYPERVISOR_TEXT 65 *(.fixup) 66 *(.gnu.warning) 67 . = ALIGN(16); 68 *(.got) /* Global offset table */ 69 } 70 71 RO_DATA(PAGE_SIZE) 72 EXCEPTION_TABLE(8) 73 NOTES 74 _etext = .; /* End of text and rodata section */ 75 76 . = ALIGN(PAGE_SIZE); 77 __init_begin = .; 78 79 INIT_TEXT_SECTION(8) 80 .exit.text : { 81 ARM_EXIT_KEEP(EXIT_TEXT) 82 } 83 . = ALIGN(16); 84 .init.data : { 85 INIT_DATA 86 INIT_SETUP(16) 87 INIT_CALLS 88 CON_INITCALL 89 SECURITY_INITCALL 90 INIT_RAM_FS 91 } 92 .exit.data : { 93 ARM_EXIT_KEEP(EXIT_DATA) 94 } 95 96 PERCPU_SECTION(64) 97 98 __init_end = .; 99 100 . = ALIGN(PAGE_SIZE); 101 _data = .; 102 _sdata = .; 103 RW_DATA_SECTION(64, PAGE_SIZE, THREAD_SIZE) 104 _edata = .; 105 106 BSS_SECTION(0, 0, 0) 107 _end = .; 108 109 STABS_DEBUG 110} 111 112/* 113 * The HYP init code can't be more than a page long. 114 */ 115ASSERT(((__hyp_idmap_text_start + PAGE_SIZE) > __hyp_idmap_text_end), 116 "HYP init code too big") 117