1/* ld script to make s390 Linux kernel 2 * Written by Martin Schwidefsky (schwidefsky@de.ibm.com) 3 */ 4 5#include <asm/thread_info.h> 6#include <asm/page.h> 7#include <asm-generic/vmlinux.lds.h> 8 9#ifndef CONFIG_64BIT 10OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390") 11OUTPUT_ARCH(s390) 12ENTRY(_start) 13jiffies = jiffies_64 + 4; 14#else 15OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390") 16OUTPUT_ARCH(s390:64-bit) 17ENTRY(_start) 18jiffies = jiffies_64; 19#endif 20 21PHDRS { 22 text PT_LOAD FLAGS(5); /* R_E */ 23 data PT_LOAD FLAGS(7); /* RWE */ 24 note PT_NOTE FLAGS(0); /* ___ */ 25} 26 27SECTIONS 28{ 29 . = 0x00000000; 30 .text : { 31 _text = .; /* Text and read-only data */ 32 HEAD_TEXT 33 TEXT_TEXT 34 SCHED_TEXT 35 LOCK_TEXT 36 KPROBES_TEXT 37 IRQENTRY_TEXT 38 *(.fixup) 39 *(.gnu.warning) 40 } :text = 0x0700 41 42 _etext = .; /* End of text section */ 43 44 NOTES :text :note 45 46 RODATA 47 48#ifdef CONFIG_SHARED_KERNEL 49 . = ALIGN(0x100000); /* VM shared segments are 1MB aligned */ 50#endif 51 52 . = ALIGN(PAGE_SIZE); 53 _eshared = .; /* End of shareable data */ 54 _sdata = .; /* Start of data section */ 55 56 EXCEPTION_TABLE(16) :data 57 58 RW_DATA_SECTION(0x100, PAGE_SIZE, THREAD_SIZE) 59 60 _edata = .; /* End of data section */ 61 62 /* will be freed after init */ 63 . = ALIGN(PAGE_SIZE); /* Init code and data */ 64 __init_begin = .; 65 66 INIT_TEXT_SECTION(PAGE_SIZE) 67 68 /* 69 * .exit.text is discarded at runtime, not link time, 70 * to deal with references from __bug_table 71 */ 72 .exit.text : { 73 EXIT_TEXT 74 } 75 76 /* early.c uses stsi, which requires page aligned data. */ 77 . = ALIGN(PAGE_SIZE); 78 INIT_DATA_SECTION(0x100) 79 80 PERCPU(PAGE_SIZE) 81 . = ALIGN(PAGE_SIZE); 82 __init_end = .; /* freed after init ends here */ 83 84 BSS_SECTION(0, 2, 0) 85 86 _end = . ; 87 88 /* Debugging sections. */ 89 STABS_DEBUG 90 DWARF_DEBUG 91 92 /* Sections to be discarded */ 93 DISCARDS 94} 95