1# SPDX-License-Identifier: Apache-2.0
2
3zephyr_library()
4
5zephyr_library_include_directories(include)
6
7# Library may be empty due to kconfigs
8zephyr_library_property(ALLOW_EMPTY TRUE)
9
10if(CONFIG_GEN_ISR_TABLES)
11  zephyr_library_sources(
12    sw_isr_common.c
13  )
14  zephyr_library_sources_ifdef(
15    CONFIG_DYNAMIC_INTERRUPTS
16    dynamic_isr.c
17  )
18endif()
19
20zephyr_library_sources_ifdef(
21  CONFIG_ISR_TABLE_SHELL
22  isr_tables_shell.c
23)
24
25zephyr_library_sources_ifdef(
26  CONFIG_MULTI_LEVEL_INTERRUPTS
27  multilevel_irq.c
28  )
29
30zephyr_library_sources_ifdef(CONFIG_LEGACY_MULTI_LEVEL_TABLE_GENERATION multilevel_irq_legacy.c)
31
32zephyr_library_sources_ifdef(CONFIG_SHARED_INTERRUPTS shared_irq.c)
33
34if(NOT CONFIG_ARCH_HAS_TIMING_FUNCTIONS AND
35    NOT CONFIG_SOC_HAS_TIMING_FUNCTIONS AND
36    NOT CONFIG_BOARD_HAS_TIMING_FUNCTIONS)
37zephyr_library_sources_ifdef(CONFIG_TIMING_FUNCTIONS timing.c)
38endif()
39
40# Put functions and data in their own binary sections so that ld can
41# garbage collect them
42zephyr_cc_option(-ffunction-sections -fdata-sections)
43
44zephyr_linker_sources_ifdef(CONFIG_GEN_ISR_TABLES
45  SECTIONS
46  ${ZEPHYR_BASE}/include/zephyr/linker/intlist.ld
47)
48
49zephyr_linker_sources_ifdef(CONFIG_ISR_TABLES_LOCAL_DECLARATION
50  SECTIONS
51  ${ZEPHYR_BASE}/include/zephyr/linker/isr-local-drop-unused.ld
52)
53
54zephyr_linker_sources_ifdef(CONFIG_GEN_IRQ_VECTOR_TABLE
55  ROM_START
56  SORT_KEY 0x0vectors
57  ${ZEPHYR_BASE}/include/zephyr/linker/irq-vector-table-section.ld
58)
59
60if(CONFIG_GEN_ISR_TABLES)
61  zephyr_linker_section(NAME .intList VMA IDT_LIST LMA IDT_LIST NOINPUT PASS NOT LINKER_ZEPHYR_FINAL)
62  zephyr_linker_section_configure(SECTION .intList KEEP INPUT ".irq_info" FIRST)
63  zephyr_linker_section_configure(SECTION .intList KEEP INPUT ".intList")
64
65  zephyr_linker_section_configure(SECTION /DISCARD/ KEEP INPUT ".irq_info" PASS LINKER_ZEPHYR_FINAL)
66  zephyr_linker_section_configure(SECTION /DISCARD/ KEEP INPUT ".intList"  PASS LINKER_ZEPHYR_FINAL)
67endif()
68
69zephyr_linker_sources_ifdef(CONFIG_ARCH_HAS_RAMFUNC_SUPPORT
70  RAM_SECTIONS
71  ramfunc.ld
72)
73
74zephyr_linker_sources_ifdef(CONFIG_NOCACHE_MEMORY
75  RAM_SECTIONS
76  nocache.ld
77)
78
79# Only ARM, X86 and OPENISA_RV32M1_RISCV32 use ROM_START_OFFSET.
80if (DEFINED CONFIG_ARM OR DEFINED CONFIG_X86 OR DEFINED CONFIG_ARM64
81    OR DEFINED CONFIG_SOC_OPENISA_RV32M1)
82  # Exclamation mark is printable character with lowest number in ASCII table.
83  # We are sure that this file will be included as a first.
84  zephyr_linker_sources(ROM_START SORT_KEY ! rom_start_address.ld)
85  # Some linkers fill unspecified region with pattern other than 0x00. Include
86  # fill_with_zeros.ld file which forces the linker to use 0x00 pattern. Please
87  # note that the pattern will affect empty spaces created after FILL(0x00).
88  zephyr_linker_sources(ROM_START SORT_KEY $ fill_with_zeros.ld)
89  zephyr_linker_sources(ROM_START SORT_KEY 0x0 rom_start_offset.ld)
90  # Handled in ld.cmake
91endif()
92
93
94# isr_tables is a normal CMake library and not a zephyr_library because it
95# should not be --whole-archive'd
96if (CONFIG_GEN_ISR_TABLES)
97  add_library(isr_tables
98    isr_tables.c
99  )
100
101  add_dependencies(isr_tables zephyr_generated_headers)
102  target_link_libraries(isr_tables zephyr_interface)
103  zephyr_library_link_libraries(isr_tables)
104endif()
105
106if(CONFIG_COVERAGE)
107  zephyr_compile_options($<TARGET_PROPERTY:compiler,coverage>)
108  zephyr_link_libraries_ifndef(CONFIG_NATIVE_LIBRARY $<TARGET_PROPERTY:linker,coverage>)
109endif()
110
111zephyr_library_sources_ifdef(CONFIG_SEMIHOST semihost.c)
112