Files
ladybird/Kernel/Prekernel/Arch/aarch64/init.cpp
Nico Weber d0b9c7a20b Kernel: Add a MMIO class for aarch64
It doesn't do anything yet except figure out the peripheral base
address.

Very likely belongs in Kernel, not Prekernel, eventually.
2021-09-19 17:45:59 +02:00

35 lines
641 B
C++

/*
* Copyright (c) 2021, Nico Weber <thakis@chromium.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Types.h>
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
extern "C" [[noreturn]] void halt();
extern "C" [[noreturn]] void init();
extern "C" [[noreturn]] void init()
{
[[maybe_unused]] auto& MMIO = Prekernel::MMIO::the();
halt();
}
// FIXME: Share this with the Intel Prekernel.
extern size_t __stack_chk_guard;
size_t __stack_chk_guard;
extern "C" [[noreturn]] void __stack_chk_fail();
[[noreturn]] void halt()
{
for (;;) {
asm volatile("wfi");
}
}
void __stack_chk_fail()
{
halt();
}