8c2c3df31e
This patch adds Makefile and Kconfig files required for building an AArch64 kernel. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
126 lines
2.2 KiB
ArmAsm
126 lines
2.2 KiB
ArmAsm
/*
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* ld script to make ARM Linux kernel
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* taken from the i386 version by Russell King
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* Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
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*/
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#include <asm-generic/vmlinux.lds.h>
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#include <asm/thread_info.h>
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#include <asm/memory.h>
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#include <asm/page.h>
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#define ARM_EXIT_KEEP(x)
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#define ARM_EXIT_DISCARD(x) x
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OUTPUT_ARCH(aarch64)
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ENTRY(stext)
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jiffies = jiffies_64;
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SECTIONS
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{
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/*
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* XXX: The linker does not define how output sections are
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* assigned to input sections when there are multiple statements
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* matching the same input section name. There is no documented
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* order of matching.
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*/
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/DISCARD/ : {
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ARM_EXIT_DISCARD(EXIT_TEXT)
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ARM_EXIT_DISCARD(EXIT_DATA)
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EXIT_CALL
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*(.discard)
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*(.discard.*)
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}
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. = PAGE_OFFSET + TEXT_OFFSET;
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.head.text : {
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_text = .;
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HEAD_TEXT
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}
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.text : { /* Real text segment */
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_stext = .; /* Text and read-only data */
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*(.smp.pen.text)
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__exception_text_start = .;
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*(.exception.text)
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__exception_text_end = .;
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IRQENTRY_TEXT
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TEXT_TEXT
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SCHED_TEXT
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LOCK_TEXT
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*(.fixup)
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*(.gnu.warning)
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. = ALIGN(16);
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*(.got) /* Global offset table */
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}
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RO_DATA(PAGE_SIZE)
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_etext = .; /* End of text and rodata section */
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. = ALIGN(PAGE_SIZE);
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__init_begin = .;
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INIT_TEXT_SECTION(8)
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.exit.text : {
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ARM_EXIT_KEEP(EXIT_TEXT)
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}
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. = ALIGN(16);
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.init.data : {
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INIT_DATA
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INIT_SETUP(16)
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INIT_CALLS
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CON_INITCALL
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SECURITY_INITCALL
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INIT_RAM_FS
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}
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.exit.data : {
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ARM_EXIT_KEEP(EXIT_DATA)
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}
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PERCPU_SECTION(64)
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__init_end = .;
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. = ALIGN(THREAD_SIZE);
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__data_loc = .;
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.data : AT(__data_loc) {
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_data = .; /* address in memory */
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_sdata = .;
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/*
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* first, the init task union, aligned
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* to an 8192 byte boundary.
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*/
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INIT_TASK_DATA(THREAD_SIZE)
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NOSAVE_DATA
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CACHELINE_ALIGNED_DATA(64)
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READ_MOSTLY_DATA(64)
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/*
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* The exception fixup table (might need resorting at runtime)
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*/
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. = ALIGN(32);
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__start___ex_table = .;
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*(__ex_table)
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__stop___ex_table = .;
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/*
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* and the usual data section
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*/
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DATA_DATA
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CONSTRUCTORS
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_edata = .;
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}
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_edata_loc = __data_loc + SIZEOF(.data);
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NOTES
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BSS_SECTION(0, 0, 0)
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_end = .;
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STABS_DEBUG
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.comment 0 : { *(.comment) }
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}
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