diff options
Diffstat (limited to 'arch/parisc/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/parisc/kernel/vmlinux.lds.S | 275 |
1 files changed, 114 insertions, 161 deletions
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S index e5fac3e08c7..0dacc5ca555 100644 --- a/arch/parisc/kernel/vmlinux.lds.S +++ b/arch/parisc/kernel/vmlinux.lds.S @@ -6,27 +6,24 @@ * Copyright (C) 2000 Michael Ang <mang with subcarrier.org> * Copyright (C) 2002 Randolph Chung <tausq with parisc-linux.org> * Copyright (C) 2003 James Bottomley <jejb with parisc-linux.org> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Copyright (C) 2006-2013 Helge Deller <deller@gmx.de> + */ + +/* + * Put page table entries (swapper_pg_dir) as the first thing in .bss. This + * will ensure that it has .bss alignment (PAGE_SIZE). */ -#include <linux/config.h> +#define BSS_FIRST_SECTIONS *(.data..vm0.pmd) \ + *(.data..vm0.pgd) \ + *(.data..vm0.pte) + #include <asm-generic/vmlinux.lds.h> + /* needed for the processor specific cache alignment size */ #include <asm/cache.h> #include <asm/page.h> +#include <asm/asm-offsets.h> +#include <asm/thread_info.h> /* ld script to make hppa Linux kernel */ #ifndef CONFIG_64BIT @@ -37,7 +34,7 @@ OUTPUT_FORMAT("elf64-hppa-linux") OUTPUT_ARCH(hppa:hppa2.0w) #endif -ENTRY(_stext) +ENTRY(parisc_kernel_start) #ifndef CONFIG_64BIT jiffies = jiffies_64 + 4; #else @@ -45,163 +42,119 @@ jiffies = jiffies_64; #endif SECTIONS { + . = KERNEL_BINARY_TEXT_START; + + __init_begin = .; + HEAD_TEXT_SECTION + INIT_TEXT_SECTION(8) + + . = ALIGN(PAGE_SIZE); + INIT_DATA_SECTION(PAGE_SIZE) + /* we have to discard exit text and such at runtime, not link time */ + .exit.text : + { + EXIT_TEXT + } + .exit.data : + { + EXIT_DATA + } + PERCPU_SECTION(8) + . = ALIGN(PAGE_SIZE); + __init_end = .; + /* freed after init ends here */ + + _text = .; /* Text and read-only data */ + _stext = .; + .text ALIGN(PAGE_SIZE) : { + TEXT_TEXT + SCHED_TEXT + LOCK_TEXT + KPROBES_TEXT + IRQENTRY_TEXT + *(.text.do_softirq) + *(.text.sys_exit) + *(.text.do_sigaltstack) + *(.text.do_fork) + *(.text.*) + *(.fixup) + *(.lock.text) /* out-of-line lock text */ + *(.gnu.warning) + } + . = ALIGN(PAGE_SIZE); + _etext = .; + /* End of text section */ + + /* Start of data section */ + _sdata = .; - . = KERNEL_BINARY_TEXT_START; - - _text = .; /* Text and read-only data */ - .text ALIGN(16) : { - *(.text) - SCHED_TEXT - LOCK_TEXT - *(.text.do_softirq) - *(.text.sys_exit) - *(.text.do_sigaltstack) - *(.text.do_fork) - *(.text.*) - *(.fixup) - *(.lock.text) /* out-of-line lock text */ - *(.gnu.warning) - } = 0 - - _etext = .; /* End of text section */ - - RODATA - - /* writeable */ - . = ALIGN(4096); /* Make sure this is paged aligned so - that we can properly leave these - as writable */ - data_start = .; - - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - __start___unwind = .; /* unwind info */ - .PARISC.unwind : { *(.PARISC.unwind) } - __stop___unwind = .; - - .data : { /* Data */ - *(.data) - *(.data.vm0.pmd) - *(.data.vm0.pgd) - *(.data.vm0.pte) - CONSTRUCTORS + RO_DATA_SECTION(8) + +#ifdef CONFIG_64BIT + . = ALIGN(16); + /* Linkage tables */ + .opd : { + *(.opd) + } PROVIDE (__gp = .); + .plt : { + *(.plt) + } + .dlt : { + *(.dlt) } +#endif - . = ALIGN(4096); - /* nosave data is really only used for software suspend...it's here - * just in case we ever implement it */ - __nosave_begin = .; - .data_nosave : { *(.data.nosave) } - . = ALIGN(4096); - __nosave_end = .; + /* unwind info */ + .PARISC.unwind : { + __start___unwind = .; + *(.PARISC.unwind) + __stop___unwind = .; + } - . = ALIGN(L1_CACHE_BYTES); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } + /* writeable */ + /* Make sure this is page aligned so + * that we can properly leave these + * as writable + */ + . = ALIGN(PAGE_SIZE); + data_start = .; - /* PA-RISC locks requires 16-byte alignment */ - . = ALIGN(16); - .data.lock_aligned : { *(.data.lock_aligned) } + EXCEPTION_TABLE(8) + NOTES - _edata = .; /* End of data section */ + /* Data */ + RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, PAGE_SIZE) - . = ALIGN(16384); /* init_task */ - .data.init_task : { *(.data.init_task) } + /* PA-RISC locks requires 16-byte alignment */ + . = ALIGN(16); + .data..lock_aligned : { + *(.data..lock_aligned) + } - /* The interrupt stack is currently partially coded, but not yet - * implemented */ - . = ALIGN(16384); - init_istack : { *(init_istack) } + /* End of data section */ + _edata = .; -#ifdef CONFIG_64BIT - . = ALIGN(16); /* Linkage tables */ - .opd : { *(.opd) } PROVIDE (__gp = .); - .plt : { *(.plt) } - .dlt : { *(.dlt) } -#endif + /* BSS */ + BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 8) - . = ALIGN(16384); - __init_begin = .; - .init.text : { - _sinittext = .; - *(.init.text) - _einittext = .; - } - .init.data : { *(.init.data) } - . = ALIGN(16); - __setup_start = .; - .init.setup : { *(.init.setup) } - __setup_end = .; - __initcall_start = .; - .initcall.init : { - *(.initcall1.init) - *(.initcall2.init) - *(.initcall3.init) - *(.initcall4.init) - *(.initcall5.init) - *(.initcall6.init) - *(.initcall7.init) - } - __initcall_end = .; - __con_initcall_start = .; - .con_initcall.init : { *(.con_initcall.init) } - __con_initcall_end = .; - SECURITY_INIT - /* alternate instruction replacement. This is a mechanism x86 uses - * to detect the CPU type and replace generic instruction sequences - * with CPU specific ones. We don't currently do this in PA, but - * it seems like a good idea... */ - . = ALIGN(4); - __alt_instructions = .; - .altinstructions : { *(.altinstructions) } - __alt_instructions_end = .; - .altinstr_replacement : { *(.altinstr_replacement) } - /* .exit.text is discard at runtime, not link time, to deal with references - from .altinstructions and .eh_frame */ - .exit.text : { *(.exit.text) } - .exit.data : { *(.exit.data) } - . = ALIGN(4096); - __initramfs_start = .; - .init.ramfs : { *(.init.ramfs) } - __initramfs_end = .; - . = ALIGN(32); - __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } - __per_cpu_end = .; - . = ALIGN(4096); - __init_end = .; - /* freed after init ends here */ - - __bss_start = .; /* BSS */ - .bss : { *(.bss) *(COMMON) } - __bss_stop = .; + _end = . ; - _end = . ; + STABS_DEBUG + .note 0 : { *(.note) } - /* Sections to be discarded */ - /DISCARD/ : { - *(.exitcall.exit) + /* Sections to be discarded */ + DISCARDS + /DISCARD/ : { #ifdef CONFIG_64BIT - /* temporary hack until binutils is fixed to not emit these - for static binaries */ - *(.interp) - *(.dynsym) - *(.dynstr) - *(.dynamic) - *(.hash) + /* temporary hack until binutils is fixed to not emit these + * for static binaries + */ + *(.interp) + *(.dynsym) + *(.dynstr) + *(.dynamic) + *(.hash) + *(.gnu.hash) #endif } - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - .note 0 : { *(.note) } - } |