1dce97c8cSPaul Mundt/* 2dce97c8cSPaul Mundt * ld script to make SuperH Linux kernel 3dce97c8cSPaul Mundt * Written by Niibe Yutaka and Paul Mundt 4dce97c8cSPaul Mundt */ 5dce97c8cSPaul Mundt#ifdef CONFIG_SUPERH64 619f6b8b4SPaul Mundt#define LOAD_OFFSET PAGE_OFFSET 7dce97c8cSPaul MundtOUTPUT_ARCH(sh:sh5) 81da177e4SLinus Torvalds#else 97b022d07SPaul Mundt#define LOAD_OFFSET 0 10dce97c8cSPaul MundtOUTPUT_ARCH(sh) 11dce97c8cSPaul Mundt#endif 12dce97c8cSPaul Mundt 13dce97c8cSPaul Mundt#include <asm/thread_info.h> 14dce97c8cSPaul Mundt#include <asm/cache.h> 15bd353861SMatt Fleming#include <asm/vmlinux.lds.h> 16dce97c8cSPaul Mundt 17*04c86973SPaul Mundt#if defined(CONFIG_29BIT) || defined(CONFIG_SUPERH64) || \ 18*04c86973SPaul Mundt defined(CONFIG_PMB_LEGACY) 19*04c86973SPaul Mundt #define MEMORY_OFFSET __MEMORY_START 20*04c86973SPaul Mundt#else 21*04c86973SPaul Mundt #define MEMORY_OFFSET 0 22*04c86973SPaul Mundt#endif 23*04c86973SPaul Mundt 24dce97c8cSPaul MundtENTRY(_start) 25dce97c8cSPaul MundtSECTIONS 26dce97c8cSPaul Mundt{ 2719f6b8b4SPaul Mundt . = PAGE_OFFSET + MEMORY_OFFSET + CONFIG_ZERO_PAGE_OFFSET; 28dce97c8cSPaul Mundt 2953c0054cSMagnus Damm _text = .; /* Text and read-only data */ 3053c0054cSMagnus Damm 31dce97c8cSPaul Mundt .empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) { 32dce97c8cSPaul Mundt *(.empty_zero_page) 33dce97c8cSPaul Mundt } = 0 34dce97c8cSPaul Mundt 35dce97c8cSPaul Mundt .text : AT(ADDR(.text) - LOAD_OFFSET) { 36dce97c8cSPaul Mundt HEAD_TEXT 37dce97c8cSPaul Mundt TEXT_TEXT 3819f6b8b4SPaul Mundt EXTRA_TEXT 39dce97c8cSPaul Mundt SCHED_TEXT 40dce97c8cSPaul Mundt LOCK_TEXT 41dce97c8cSPaul Mundt KPROBES_TEXT 42dce97c8cSPaul Mundt IRQENTRY_TEXT 43dce97c8cSPaul Mundt *(.fixup) 44dce97c8cSPaul Mundt *(.gnu.warning) 45dce97c8cSPaul Mundt _etext = .; /* End of text section */ 46dce97c8cSPaul Mundt } = 0x0009 47dce97c8cSPaul Mundt 482802e345STim Abbott EXCEPTION_TABLE(16) 49dce97c8cSPaul Mundt NOTES 50660e2acaSChris Smith 51660e2acaSChris Smith _sdata = .; 52dce97c8cSPaul Mundt RO_DATA(PAGE_SIZE) 532802e345STim Abbott RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) 54660e2acaSChris Smith _edata = .; 55dce97c8cSPaul Mundt 56bd353861SMatt Fleming DWARF_EH_FRAME 57bd353861SMatt Fleming 58dce97c8cSPaul Mundt . = ALIGN(PAGE_SIZE); /* Init code and data */ 59dce97c8cSPaul Mundt __init_begin = .; 602802e345STim Abbott INIT_TEXT_SECTION(PAGE_SIZE) 612802e345STim Abbott INIT_DATA_SECTION(16) 62dce97c8cSPaul Mundt 63dce97c8cSPaul Mundt . = ALIGN(4); 64dce97c8cSPaul Mundt .machvec.init : AT(ADDR(.machvec.init) - LOAD_OFFSET) { 65dce97c8cSPaul Mundt __machvec_start = .; 66dce97c8cSPaul Mundt *(.machvec.init) 67dce97c8cSPaul Mundt __machvec_end = .; 68dce97c8cSPaul Mundt } 69dce97c8cSPaul Mundt 70dce97c8cSPaul Mundt PERCPU(PAGE_SIZE) 71dce97c8cSPaul Mundt 72dce97c8cSPaul Mundt /* 73dce97c8cSPaul Mundt * .exit.text is discarded at runtime, not link time, to deal with 74dce97c8cSPaul Mundt * references from __bug_table 75dce97c8cSPaul Mundt */ 76dce97c8cSPaul Mundt .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { EXIT_TEXT } 77dce97c8cSPaul Mundt .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA } 78dce97c8cSPaul Mundt 79dce97c8cSPaul Mundt . = ALIGN(PAGE_SIZE); 80dce97c8cSPaul Mundt __init_end = .; 816bde607eSTim Abbott BSS_SECTION(0, PAGE_SIZE, 4) 82dce97c8cSPaul Mundt _ebss = .; /* uClinux MTD sucks */ 83dce97c8cSPaul Mundt _end = . ; 84dce97c8cSPaul Mundt 85dce97c8cSPaul Mundt STABS_DEBUG 86dce97c8cSPaul Mundt DWARF_DEBUG 87023bf6f1STejun Heo 88023bf6f1STejun Heo DISCARDS 89dce97c8cSPaul Mundt} 90