xref: /aosp_15_r20/external/pigweed/targets/apollo4/boot.cc (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1 // Copyright 2023 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 
15 #include "pw_boot_cortex_m/boot.h"
16 
17 #include "pw_malloc/malloc.h"
18 #include "pw_sys_io_ambiq_sdk/init.h"
19 
pw_boot_PreStaticMemoryInit()20 PW_EXTERN_C void pw_boot_PreStaticMemoryInit() {}
21 
pw_boot_PreStaticConstructorInit()22 PW_EXTERN_C void pw_boot_PreStaticConstructorInit() {
23   if constexpr (PW_MALLOC_ACTIVE == 1) {
24     pw_MallocInit(&pw_boot_heap_low_addr, &pw_boot_heap_high_addr);
25   }
26 
27   pw_sys_io_Init();
28 }
29 
pw_boot_PreMainInit()30 PW_EXTERN_C void pw_boot_PreMainInit() {}
31 
pw_boot_PostMain()32 PW_EXTERN_C PW_NO_RETURN void pw_boot_PostMain() {
33   // In case main() returns, just sit here until the device is reset.
34   while (true) {
35   }
36   PW_UNREACHABLE;
37 }
38