1/* 2 * ld script to make SuperH Linux kernel 3 * Written by Niibe Yutaka and Paul Mundt 4 */ 5#ifdef CONFIG_SUPERH64 6#define LOAD_OFFSET CONFIG_PAGE_OFFSET 7OUTPUT_ARCH(sh:sh5) 8#else 9#define LOAD_OFFSET 0 10OUTPUT_ARCH(sh) 11#endif 12 13#include <asm/thread_info.h> 14#include <asm/cache.h> 15#include <asm/vmlinux.lds.h> 16 17#if defined(CONFIG_32BIT) && !defined(CONFIG_PMB_LEGACY) 18#define MEMORY_OFFSET 0 19#else 20#define MEMORY_OFFSET (CONFIG_MEMORY_START & 0x1fffffff) 21#endif 22 23ENTRY(_start) 24SECTIONS 25{ 26 . = CONFIG_PAGE_OFFSET + MEMORY_OFFSET + CONFIG_ZERO_PAGE_OFFSET; 27 28 _text = .; /* Text and read-only data */ 29 30 .empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) { 31 *(.empty_zero_page) 32 } = 0 33 34 .text : AT(ADDR(.text) - LOAD_OFFSET) { 35 HEAD_TEXT 36 TEXT_TEXT 37 38#ifdef CONFIG_SUPERH64 39 *(.text64) 40 *(.text..SHmedia32) 41#endif 42 43 SCHED_TEXT 44 LOCK_TEXT 45 KPROBES_TEXT 46 IRQENTRY_TEXT 47 *(.fixup) 48 *(.gnu.warning) 49 _etext = .; /* End of text section */ 50 } = 0x0009 51 52 EXCEPTION_TABLE(16) 53 NOTES 54 55 _sdata = .; 56 RO_DATA(PAGE_SIZE) 57 RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) 58 _edata = .; 59 60 DWARF_EH_FRAME 61 62 . = ALIGN(PAGE_SIZE); /* Init code and data */ 63 __init_begin = .; 64 INIT_TEXT_SECTION(PAGE_SIZE) 65 INIT_DATA_SECTION(16) 66 67 . = ALIGN(4); 68 .machvec.init : AT(ADDR(.machvec.init) - LOAD_OFFSET) { 69 __machvec_start = .; 70 *(.machvec.init) 71 __machvec_end = .; 72 } 73 74 PERCPU(PAGE_SIZE) 75 76 /* 77 * .exit.text is discarded at runtime, not link time, to deal with 78 * references from __bug_table 79 */ 80 .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { EXIT_TEXT } 81 .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA } 82 83 . = ALIGN(PAGE_SIZE); 84 __init_end = .; 85 BSS_SECTION(0, PAGE_SIZE, 4) 86 _ebss = .; /* uClinux MTD sucks */ 87 _end = . ; 88 89 STABS_DEBUG 90 DWARF_DEBUG 91 92 DISCARDS 93} 94