2018-02-28 04:39:27 +01:00
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifdef CONFIG_HOTPLUG_CPU
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#define ARM_CPU_DISCARD(x)
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#define ARM_CPU_KEEP(x) x
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#else
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#define ARM_CPU_DISCARD(x) x
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#define ARM_CPU_KEEP(x)
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#endif
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#if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \
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defined(CONFIG_GENERIC_BUG) || defined(CONFIG_JUMP_LABEL)
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#define ARM_EXIT_KEEP(x) x
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#define ARM_EXIT_DISCARD(x)
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#else
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#define ARM_EXIT_KEEP(x)
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#define ARM_EXIT_DISCARD(x) x
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#endif
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2018-03-05 22:34:03 +01:00
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#ifdef CONFIG_MMU
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#define ARM_MMU_KEEP(x) x
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#define ARM_MMU_DISCARD(x)
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#else
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#define ARM_MMU_KEEP(x)
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#define ARM_MMU_DISCARD(x) x
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#endif
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2018-02-28 04:39:27 +01:00
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#define PROC_INFO \
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. = ALIGN(4); \
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VMLINUX_SYMBOL(__proc_info_begin) = .; \
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*(.proc.info.init) \
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VMLINUX_SYMBOL(__proc_info_end) = .;
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#define HYPERVISOR_TEXT \
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VMLINUX_SYMBOL(__hyp_text_start) = .; \
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*(.hyp.text) \
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VMLINUX_SYMBOL(__hyp_text_end) = .;
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#define IDMAP_TEXT \
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ALIGN_FUNCTION(); \
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VMLINUX_SYMBOL(__idmap_text_start) = .; \
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*(.idmap.text) \
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VMLINUX_SYMBOL(__idmap_text_end) = .; \
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. = ALIGN(PAGE_SIZE); \
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VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \
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*(.hyp.idmap.text) \
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VMLINUX_SYMBOL(__hyp_idmap_text_end) = .;
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2018-03-05 22:34:03 +01:00
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#define ARM_DISCARD \
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*(.ARM.exidx.exit.text) \
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*(.ARM.extab.exit.text) \
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ARM_CPU_DISCARD(*(.ARM.exidx.cpuexit.text)) \
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ARM_CPU_DISCARD(*(.ARM.extab.cpuexit.text)) \
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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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ARM_MMU_DISCARD(*(.text.fixup)) \
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ARM_MMU_DISCARD(*(__ex_table)) \
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*(.discard) \
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*(.discard.*)
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2018-03-05 22:34:03 +01:00
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#define ARM_TEXT \
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IDMAP_TEXT \
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__entry_text_start = .; \
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*(.entry.text) \
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__entry_text_end = .; \
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IRQENTRY_TEXT \
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SOFTIRQENTRY_TEXT \
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TEXT_TEXT \
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SCHED_TEXT \
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CPUIDLE_TEXT \
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LOCK_TEXT \
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HYPERVISOR_TEXT \
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KPROBES_TEXT \
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*(.gnu.warning) \
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*(.glue_7) \
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*(.glue_7t) \
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. = ALIGN(4); \
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*(.got) /* Global offset table */ \
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ARM_CPU_KEEP(PROC_INFO)
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2018-03-01 23:32:28 +01:00
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/* Stack unwinding tables */
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#define ARM_UNWIND_SECTIONS \
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. = ALIGN(8); \
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.ARM.unwind_idx : { \
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__start_unwind_idx = .; \
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*(.ARM.exidx*) \
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__stop_unwind_idx = .; \
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} \
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.ARM.unwind_tab : { \
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__start_unwind_tab = .; \
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*(.ARM.extab*) \
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__stop_unwind_tab = .; \
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}
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2018-03-02 04:17:03 +01:00
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/*
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* The vectors and stubs are relocatable code, and the
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* only thing that matters is their relative offsets
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*/
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#define ARM_VECTORS \
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__vectors_start = .; \
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.vectors 0xffff0000 : AT(__vectors_start) { \
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*(.vectors) \
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} \
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. = __vectors_start + SIZEOF(.vectors); \
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__vectors_end = .; \
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\
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__stubs_start = .; \
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.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) { \
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*(.stubs) \
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} \
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. = __stubs_start + SIZEOF(.stubs); \
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__stubs_end = .; \
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\
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PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors));
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2018-03-09 02:19:48 +01:00
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#define ARM_TCM \
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2018-03-09 03:12:04 +01:00
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__itcm_start = ALIGN(4); \
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.text_itcm ITCM_OFFSET : AT(__itcm_start - LOAD_OFFSET) { \
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2018-03-09 02:19:48 +01:00
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__sitcm_text = .; \
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*(.tcm.text) \
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*(.tcm.rodata) \
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. = ALIGN(4); \
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__eitcm_text = .; \
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} \
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2018-03-09 03:12:04 +01:00
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. = __itcm_start + SIZEOF(.text_itcm); \
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2018-03-09 02:19:48 +01:00
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\
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2018-03-09 03:12:04 +01:00
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__dtcm_start = .; \
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.data_dtcm DTCM_OFFSET : AT(__dtcm_start - LOAD_OFFSET) { \
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2018-03-09 02:19:48 +01:00
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__sdtcm_data = .; \
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*(.tcm.data) \
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. = ALIGN(4); \
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__edtcm_data = .; \
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} \
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2018-03-09 03:12:04 +01:00
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. = __dtcm_start + SIZEOF(.data_dtcm);
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