| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Kernel link layout for various "sections" |
| * |
| * Copyright (C) 1999-2003 Matthew Wilcox <willy at parisc-linux.org> |
| * Copyright (C) 2000-2003 Paul Bame <bame at parisc-linux.org> |
| * Copyright (C) 2000 John Marvin <jsm at parisc-linux.org> |
| * 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> |
| * 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). |
| */ |
| #define BSS_FIRST_SECTIONS *(.data..vm0.pmd) \ |
| *(.data..vm0.pgd) \ |
| *(.data..vm0.pte) |
| |
| #define CC_USING_PATCHABLE_FUNCTION_ENTRY |
| |
| #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 |
| OUTPUT_FORMAT("elf32-hppa-linux") |
| OUTPUT_ARCH(hppa) |
| #else |
| OUTPUT_FORMAT("elf64-hppa-linux") |
| OUTPUT_ARCH(hppa:hppa2.0w) |
| #endif |
| |
| #define EXIT_TEXT_SECTIONS() .exit.text : { EXIT_TEXT } |
| #if !defined(CONFIG_64BIT) || defined(CONFIG_MLONGCALLS) |
| #define MLONGCALL_KEEP(x) |
| #define MLONGCALL_DISCARD(x) x |
| #else |
| #define MLONGCALL_KEEP(x) x |
| #define MLONGCALL_DISCARD(x) |
| #endif |
| |
| ENTRY(parisc_kernel_start) |
| #ifndef CONFIG_64BIT |
| jiffies = jiffies_64 + 4; |
| #else |
| jiffies = jiffies_64; |
| #endif |
| SECTIONS |
| { |
| . = KERNEL_BINARY_TEXT_START; |
| |
| __init_begin = .; |
| HEAD_TEXT_SECTION |
| MLONGCALL_DISCARD(INIT_TEXT_SECTION(8)) |
| |
| . = ALIGN(PAGE_SIZE); |
| INIT_DATA_SECTION(PAGE_SIZE) |
| MLONGCALL_DISCARD(EXIT_TEXT_SECTIONS()) |
| .exit.data : |
| { |
| EXIT_DATA |
| } |
| PERCPU_SECTION(8) |
| . = ALIGN(4); |
| .altinstructions : { |
| __alt_instructions = .; |
| *(.altinstructions) |
| __alt_instructions_end = .; |
| } |
| . = ALIGN(HUGEPAGE_SIZE); |
| __init_end = .; |
| /* freed after init ends here */ |
| |
| _text = .; /* Text and read-only data */ |
| _stext = .; |
| MLONGCALL_KEEP(INIT_TEXT_SECTION(8)) |
| .text ALIGN(PAGE_SIZE) : { |
| TEXT_TEXT |
| LOCK_TEXT |
| SCHED_TEXT |
| CPUIDLE_TEXT |
| KPROBES_TEXT |
| IRQENTRY_TEXT |
| SOFTIRQENTRY_TEXT |
| *(.text.do_softirq) |
| *(.text.sys_exit) |
| *(.text.do_sigaltstack) |
| *(.text.do_fork) |
| *(.text.div) |
| *($$*) /* millicode routines */ |
| *(.text.*) |
| *(.fixup) |
| *(.lock.text) /* out-of-line lock text */ |
| *(.gnu.warning) |
| } |
| MLONGCALL_KEEP(EXIT_TEXT_SECTIONS()) |
| . = ALIGN(PAGE_SIZE); |
| _etext = .; |
| /* End of text section */ |
| |
| /* Start of data section */ |
| _sdata = .; |
| |
| /* Architecturally we need to keep __gp below 0x1000000 and thus |
| * in front of RO_DATA_SECTION() which stores lots of tracepoint |
| * and ftrace symbols. */ |
| #ifdef CONFIG_64BIT |
| . = ALIGN(16); |
| /* Linkage tables */ |
| .opd : { |
| __start_opd = .; |
| *(.opd) |
| __end_opd = .; |
| } PROVIDE (__gp = .); |
| .plt : { |
| *(.plt) |
| } |
| .dlt : { |
| *(.dlt) |
| } |
| #endif |
| |
| RO_DATA_SECTION(8) |
| |
| /* RO because of BUILDTIME_EXTABLE_SORT */ |
| EXCEPTION_TABLE(8) |
| NOTES |
| |
| /* unwind info */ |
| .PARISC.unwind : { |
| __start___unwind = .; |
| *(.PARISC.unwind) |
| __stop___unwind = .; |
| } |
| |
| /* writeable */ |
| /* Make sure this is page aligned so |
| * that we can properly leave these |
| * as writable |
| */ |
| . = ALIGN(HUGEPAGE_SIZE); |
| data_start = .; |
| |
| /* Data */ |
| RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, PAGE_SIZE) |
| |
| /* PA-RISC locks requires 16-byte alignment */ |
| . = ALIGN(16); |
| .data..lock_aligned : { |
| *(.data..lock_aligned) |
| } |
| |
| /* End of data section */ |
| _edata = .; |
| |
| /* BSS */ |
| BSS_SECTION(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE) |
| |
| . = ALIGN(HUGEPAGE_SIZE); |
| _end = . ; |
| |
| STABS_DEBUG |
| .note 0 : { *(.note) } |
| |
| /* 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) |
| *(.gnu.hash) |
| #endif |
| } |
| } |