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 55 EXCEPTION_TABLE(16) :data 56 57 RW_DATA_SECTION(0x100, PAGE_SIZE, THREAD_SIZE) 58 59 _edata = .; /* End of data section */ 60 61 /* will be freed after init */ 62 . = ALIGN(PAGE_SIZE); /* Init code and data */ 63 __init_begin = .; 64 65 INIT_TEXT_SECTION(PAGE_SIZE) 66 67 /* 68 * .exit.text is discarded at runtime, not link time, 69 * to deal with references from __bug_table 70 */ 71 .exit.text : { 72 EXIT_TEXT 73 } 74 75 /* early.c uses stsi, which requires page aligned data. */ 76 . = ALIGN(PAGE_SIZE); 77 INIT_DATA_SECTION(0x100) 78 79 PERCPU(PAGE_SIZE) 80 . = ALIGN(PAGE_SIZE); 81 __init_end = .; /* freed after init ends here */ 82 83 BSS_SECTION(0, 2, 0) 84 85 _end = . ; 86 87 /* Debugging sections. */ 88 STABS_DEBUG 89 DWARF_DEBUG 90 91 /* Sections to be discarded */ 92 DISCARDS 93} 94