xref: /aosp_15_r20/external/pigweed/targets/mimxrt595_evk_freertos/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/boot.h"
16 
17 #include "board.h"
18 #include "clock_config.h"
19 #include "peripherals.h"
20 #include "pin_mux.h"
21 #include "pw_boot_cortex_m/boot.h"
22 #include "pw_preprocessor/compiler.h"
23 #include "pw_sys_io_mcuxpresso/init.h"
24 
25 #if PW_MALLOC_ACTIVE
26 #include "pw_malloc/malloc.h"
27 #endif  // PW_MALLOC_ACTIVE
28 
pw_boot_PreStaticMemoryInit()29 void pw_boot_PreStaticMemoryInit() {
30   // Call CMSIS SystemInit code.
31   SystemInit();
32 }
33 
pw_boot_PreStaticConstructorInit()34 void pw_boot_PreStaticConstructorInit() {
35 #if PW_MALLOC_ACTIVE
36   pw_MallocInit(&pw_boot_heap_low_addr, &pw_boot_heap_high_addr);
37 #endif  // PW_MALLOC_ACTIVE
38 }
39 
pw_boot_PreMainInit()40 void pw_boot_PreMainInit() {
41   BOARD_InitPins();
42   BOARD_InitBootClocks();
43   BOARD_InitPeripherals();
44 
45   pw_sys_io_mcuxpresso_Init();
46 }
47 
pw_boot_PostMain()48 PW_NO_RETURN void pw_boot_PostMain() {
49   // In case main() returns, just sit here until the device is reset.
50   while (true) {
51   }
52   PW_UNREACHABLE;
53 }
54