xref: /openbmc/linux/arch/sparc/kernel/vmlinux.lds.S (revision 9a87ffc99ec8eb8d35eed7c4f816d75f5cc9662e)

/* SPDX-License-Identifier: GPL-2.0 */
/* ld script for sparc32/sparc64 kernel */

#include <asm-generic/vmlinux.lds.h>

#include <asm/page.h>
#include <asm/thread_info.h>

#ifdef CONFIG_SPARC32
#define INITIAL_ADDRESS  0x10000 + SIZEOF_HEADERS
#define TEXTSTART	0xf0004000

#define SMP_CACHE_BYTES_SHIFT 5

#else
#define SMP_CACHE_BYTES_SHIFT 6
#define INITIAL_ADDRESS 0x4000
#define TEXTSTART      0x0000000000404000

#endif

#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)

#ifdef CONFIG_SPARC32
OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
OUTPUT_ARCH(sparc)
ENTRY(_start)
jiffies = jiffies_64 + 4;
#else
/* sparc64 */
OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
OUTPUT_ARCH(sparc:v9a)
ENTRY(_start)
jiffies = jiffies_64;
#endif

#ifdef CONFIG_SPARC64
ASSERT((swapper_tsb == 0x0000000000408000), "Error: sparc64 early assembler too large")
#endif

SECTIONS
{
#ifdef CONFIG_SPARC64
	swapper_pg_dir = 0x0000000000402000;
#endif
	. = INITIAL_ADDRESS;
	.text TEXTSTART :
	{
		_text = .;
		HEAD_TEXT
		TEXT_TEXT
		SCHED_TEXT
		LOCK_TEXT
		KPROBES_TEXT
		IRQENTRY_TEXT
		SOFTIRQENTRY_TEXT
		*(.gnu.warning)
	} = 0
	_etext = .;

	RO_DATA(PAGE_SIZE)

	/* Start of data section */
	_sdata = .;

	.data1 : {
		*(.data1)
	}
	RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)

	/* End of data section */
	_edata = .;

	.fixup : {
		__start___fixup = .;
		*(.fixup)
		__stop___fixup = .;
	}
	EXCEPTION_TABLE(16)

	. = ALIGN(PAGE_SIZE);
	__init_begin = ALIGN(PAGE_SIZE);
	INIT_TEXT_SECTION(PAGE_SIZE)
	__init_text_end = .;
	INIT_DATA_SECTION(16)

	. = ALIGN(4);
	.tsb_ldquad_phys_patch : {
		__tsb_ldquad_phys_patch = .;
		*(.tsb_ldquad_phys_patch)
		__tsb_ldquad_phys_patch_end = .;
	}

	.tsb_phys_patch : {
		__tsb_phys_patch = .;
		*(.tsb_phys_patch)
		__tsb_phys_patch_end = .;
	}

	.cpuid_patch : {
		__cpuid_patch = .;
		*(.cpuid_patch)
		__cpuid_patch_end = .;
	}

	.sun4v_1insn_patch : {
		__sun4v_1insn_patch = .;
		*(.sun4v_1insn_patch)
		__sun4v_1insn_patch_end = .;
	}
	.sun4v_2insn_patch : {
		__sun4v_2insn_patch = .;
		*(.sun4v_2insn_patch)
		__sun4v_2insn_patch_end = .;
	}
	.leon_1insn_patch : {
		__leon_1insn_patch = .;
		*(.leon_1insn_patch)
		__leon_1insn_patch_end = .;
	}
	.swapper_tsb_phys_patch : {
		__swapper_tsb_phys_patch = .;
		*(.swapper_tsb_phys_patch)
		__swapper_tsb_phys_patch_end = .;
	}
	.swapper_4m_tsb_phys_patch : {
		__swapper_4m_tsb_phys_patch = .;
		*(.swapper_4m_tsb_phys_patch)
		__swapper_4m_tsb_phys_patch_end = .;
	}
	.popc_3insn_patch : {
		__popc_3insn_patch = .;
		*(.popc_3insn_patch)
		__popc_3insn_patch_end = .;
	}
	.popc_6insn_patch : {
		__popc_6insn_patch = .;
		*(.popc_6insn_patch)
		__popc_6insn_patch_end = .;
	}
	.pause_3insn_patch : {
		__pause_3insn_patch = .;
		*(.pause_3insn_patch)
		__pause_3insn_patch_end = .;
	}
	.sun_m7_1insn_patch : {
		__sun_m7_1insn_patch = .;
		*(.sun_m7_1insn_patch)
		__sun_m7_1insn_patch_end = .;
	}
	.sun_m7_2insn_patch : {
		__sun_m7_2insn_patch = .;
		*(.sun_m7_2insn_patch)
		__sun_m7_2insn_patch_end = .;
	}
	.get_tick_patch : {
		__get_tick_patch = .;
		*(.get_tick_patch)
		__get_tick_patch_end = .;
	}
	.pud_huge_patch : {
		__pud_huge_patch = .;
		*(.pud_huge_patch)
		__pud_huge_patch_end = .;
	}
	.fast_win_ctrl_1insn_patch : {
		__fast_win_ctrl_1insn_patch = .;
		*(.fast_win_ctrl_1insn_patch)
		__fast_win_ctrl_1insn_patch_end = .;
	}
	PERCPU_SECTION(SMP_CACHE_BYTES)

	. = ALIGN(PAGE_SIZE);
	.exit.text : {
		EXIT_TEXT
	}

	.exit.data : {
		EXIT_DATA
	}

	. = ALIGN(PAGE_SIZE);
	__init_end = .;
	BSS_SECTION(0, 0, 0)
	_end = . ;

	STABS_DEBUG
	DWARF_DEBUG
	ELF_DETAILS

	DISCARDS
}