xref: /aosp_15_r20/external/pigweed/targets/apollo4/BUILD.gn (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1*61c4878aSAndroid Build Coastguard Worker# Copyright 2023 The Pigweed Authors
2*61c4878aSAndroid Build Coastguard Worker#
3*61c4878aSAndroid Build Coastguard Worker# Licensed under the Apache License, Version 2.0 (the "License"); you may not
4*61c4878aSAndroid Build Coastguard Worker# use this file except in compliance with the License. You may obtain a copy of
5*61c4878aSAndroid Build Coastguard Worker# the License at
6*61c4878aSAndroid Build Coastguard Worker#
7*61c4878aSAndroid Build Coastguard Worker#     https://www.apache.org/licenses/LICENSE-2.0
8*61c4878aSAndroid Build Coastguard Worker#
9*61c4878aSAndroid Build Coastguard Worker# Unless required by applicable law or agreed to in writing, software
10*61c4878aSAndroid Build Coastguard Worker# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11*61c4878aSAndroid Build Coastguard Worker# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12*61c4878aSAndroid Build Coastguard Worker# License for the specific language governing permissions and limitations under
13*61c4878aSAndroid Build Coastguard Worker# the License.
14*61c4878aSAndroid Build Coastguard Worker
15*61c4878aSAndroid Build Coastguard Workerimport("//build_overrides/pigweed.gni")
16*61c4878aSAndroid Build Coastguard Worker
17*61c4878aSAndroid Build Coastguard Workerimport("$dir_pigweed/third_party/ambiq/ambiq.gni")
18*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_build/error.gni")
19*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_build/linker_script.gni")
20*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_build/target_types.gni")
21*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_cpu_exception/backend.gni")
22*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_docgen/docs.gni")
23*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_malloc/backend.gni")
24*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_system/backend.gni")
25*61c4878aSAndroid Build Coastguard Workerimport("$dir_pw_toolchain/generate_toolchain.gni")
26*61c4878aSAndroid Build Coastguard Workerimport("target_toolchains.gni")
27*61c4878aSAndroid Build Coastguard Worker
28*61c4878aSAndroid Build Coastguard Workergenerate_toolchains("target_toolchains") {
29*61c4878aSAndroid Build Coastguard Worker  toolchains = pw_target_toolchain_apollo4_list
30*61c4878aSAndroid Build Coastguard Worker}
31*61c4878aSAndroid Build Coastguard Worker
32*61c4878aSAndroid Build Coastguard Workerpw_build_assert("check_ambiq_product_defined") {
33*61c4878aSAndroid Build Coastguard Worker  condition = pw_third_party_ambiq_PRODUCT == "apollo4p" ||
34*61c4878aSAndroid Build Coastguard Worker              pw_third_party_ambiq_PRODUCT == "apollo4b"
35*61c4878aSAndroid Build Coastguard Worker  message = "Build argument pw_third_party_ambiq_PRODUCT must be one of " +
36*61c4878aSAndroid Build Coastguard Worker            "the following values: 'apollo4p' or 'apollo4b'."
37*61c4878aSAndroid Build Coastguard Worker  visibility = [ ":*" ]
38*61c4878aSAndroid Build Coastguard Worker}
39*61c4878aSAndroid Build Coastguard Worker
40*61c4878aSAndroid Build Coastguard Workerconfig("disable_warnings") {
41*61c4878aSAndroid Build Coastguard Worker  cflags = [ "-Wno-undef" ]
42*61c4878aSAndroid Build Coastguard Worker  visibility = [ ":*" ]
43*61c4878aSAndroid Build Coastguard Worker}
44*61c4878aSAndroid Build Coastguard Worker
45*61c4878aSAndroid Build Coastguard Workerconfig("pw_malloc_active") {
46*61c4878aSAndroid Build Coastguard Worker  if (pw_malloc_BACKEND != "") {
47*61c4878aSAndroid Build Coastguard Worker    defines = [ "PW_MALLOC_ACTIVE=1" ]
48*61c4878aSAndroid Build Coastguard Worker  } else {
49*61c4878aSAndroid Build Coastguard Worker    defines = [ "PW_MALLOC_ACTIVE=0" ]
50*61c4878aSAndroid Build Coastguard Worker  }
51*61c4878aSAndroid Build Coastguard Worker}
52*61c4878aSAndroid Build Coastguard Worker
53*61c4878aSAndroid Build Coastguard Workerconfig("pw_system_active") {
54*61c4878aSAndroid Build Coastguard Worker  if (pw_system_TARGET_HOOKS_BACKEND != "") {
55*61c4878aSAndroid Build Coastguard Worker    ldflags = [
56*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=SysTick_Handler=xPortSysTickHandler",
57*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=PendSV_Handler=xPortPendSVHandler",
58*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=SVC_Handler=vPortSVCHandler",
59*61c4878aSAndroid Build Coastguard Worker    ]
60*61c4878aSAndroid Build Coastguard Worker  }
61*61c4878aSAndroid Build Coastguard Worker}
62*61c4878aSAndroid Build Coastguard Worker
63*61c4878aSAndroid Build Coastguard Workerconfig("pw_cpu_exception_active") {
64*61c4878aSAndroid Build Coastguard Worker  if (pw_cpu_exception_ENTRY_BACKEND != "") {
65*61c4878aSAndroid Build Coastguard Worker    ldflags = [
66*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=HardFault_Handler=pw_cpu_exception_Entry",
67*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=MemManage_Handler=pw_cpu_exception_Entry",
68*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=BusFault_Handler=pw_cpu_exception_Entry",
69*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=UsageFault_Handler=pw_cpu_exception_Entry",
70*61c4878aSAndroid Build Coastguard Worker      "-Wl,--defsym=NMI_Handler=pw_cpu_exception_Entry",
71*61c4878aSAndroid Build Coastguard Worker    ]
72*61c4878aSAndroid Build Coastguard Worker  }
73*61c4878aSAndroid Build Coastguard Worker}
74*61c4878aSAndroid Build Coastguard Worker
75*61c4878aSAndroid Build Coastguard Workerif (current_toolchain != default_toolchain) {
76*61c4878aSAndroid Build Coastguard Worker  pw_source_set("boot") {
77*61c4878aSAndroid Build Coastguard Worker    public_configs = [ ":pw_malloc_active" ]
78*61c4878aSAndroid Build Coastguard Worker
79*61c4878aSAndroid Build Coastguard Worker    all_dependent_configs = [
80*61c4878aSAndroid Build Coastguard Worker      ":pw_system_active",
81*61c4878aSAndroid Build Coastguard Worker      ":pw_cpu_exception_active",
82*61c4878aSAndroid Build Coastguard Worker    ]
83*61c4878aSAndroid Build Coastguard Worker
84*61c4878aSAndroid Build Coastguard Worker    public_deps = [ "$dir_pw_third_party/ambiq:sdk" ]
85*61c4878aSAndroid Build Coastguard Worker
86*61c4878aSAndroid Build Coastguard Worker    deps = [
87*61c4878aSAndroid Build Coastguard Worker      ":check_ambiq_product_defined",
88*61c4878aSAndroid Build Coastguard Worker      "$dir_pw_boot",
89*61c4878aSAndroid Build Coastguard Worker      "$dir_pw_boot_cortex_m",
90*61c4878aSAndroid Build Coastguard Worker      "$dir_pw_preprocessor",
91*61c4878aSAndroid Build Coastguard Worker      "$dir_pw_sys_io_ambiq_sdk",
92*61c4878aSAndroid Build Coastguard Worker    ]
93*61c4878aSAndroid Build Coastguard Worker
94*61c4878aSAndroid Build Coastguard Worker    if (pw_malloc_BACKEND != "") {
95*61c4878aSAndroid Build Coastguard Worker      deps += [ "$dir_pw_malloc" ]
96*61c4878aSAndroid Build Coastguard Worker    }
97*61c4878aSAndroid Build Coastguard Worker
98*61c4878aSAndroid Build Coastguard Worker    sources = [
99*61c4878aSAndroid Build Coastguard Worker      "boot.cc",
100*61c4878aSAndroid Build Coastguard Worker      "vector_table.c",
101*61c4878aSAndroid Build Coastguard Worker    ]
102*61c4878aSAndroid Build Coastguard Worker  }
103*61c4878aSAndroid Build Coastguard Worker}
104*61c4878aSAndroid Build Coastguard Worker
105*61c4878aSAndroid Build Coastguard Workerpw_doc_group("target_docs") {
106*61c4878aSAndroid Build Coastguard Worker  sources = [ "target_docs.rst" ]
107*61c4878aSAndroid Build Coastguard Worker}
108