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Atmosphere/libraries/libexosphere/include/exosphere/hw/hw_arm64.hpp
Michael Scire f66b41c027 exo2: Initial work on the exosphere rewrite.
exo2: Implement uncompressor stub and boot code up to Main().

exo2: implement some more init (uart/gic)

exo2: implement more of init

exo2: improve reg api, add keyslot flag setters

exo2: implement se aes decryption/enc

exo2: fix bugs in loader stub/mmu mappings

exo2: start skeletoning bootconfig/global context types

arch: fix makefile flags

exo2: implement through master key derivation

exo2: implement device master keygen

exo2: more init through start of SetupSocSecurity

exo2: implement pmc secure scratch management

se: implement sticky bit validation

libexosphere: fix building for arm32

libexo: fix makefile flags

libexo: support building for arm64/arm

sc7fw: skeleton binary

sc7fw: skeleton a little more

sc7fw: implement all non-dram functionality

exo2: fix DivideUp error

sc7fw: implement more dram code, fix reg library errors

sc7fw: complete sc7fw impl.

exo2: skeleton the rest of SetupSocSecurity

exo2: implement fiq interrupt handler

exo2: implement all exception handlers

exo2: skeleton the entire smc api, implement the svc invoker

exo2: implement rest of SetupSocSecurity

exo2: correct slave security errors

exo2: fix register definition

exo2: minor fixes
2020-06-14 22:07:45 -07:00

69 lines
2 KiB
C++

/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include <exosphere/hw/hw_arm64_system_registers.hpp>
#include <exosphere/hw/hw_arm64_cache.hpp>
namespace ams::hw::arch::arm64 {
ALWAYS_INLINE void DataSynchronizationBarrier() {
__asm__ __volatile__("dsb sy" ::: "memory");
}
ALWAYS_INLINE void DataSynchronizationBarrierInnerShareable() {
__asm__ __volatile__("dsb ish" ::: "memory");
}
ALWAYS_INLINE void DataMemoryBarrier() {
__asm__ __volatile__("dmb sy" ::: "memory");
}
ALWAYS_INLINE void InstructionSynchronizationBarrier() {
__asm__ __volatile__("isb" ::: "memory");
}
ALWAYS_INLINE void WaitForInterrupt() {
__asm__ __volatile__("wfi" ::: "memory");
}
ALWAYS_INLINE void WaitForEvent() {
__asm__ __volatile__("wfe" ::: "memory");
}
ALWAYS_INLINE void SendEvent() {
__asm__ __volatile__("sev" ::: "memory");
}
ALWAYS_INLINE int CountLeadingZeros(u64 v) {
u64 z;
__asm__ __volatile__("clz %[z], %[v]" : [z]"=r"(z) : [v]"r"(v));
return z;
}
ALWAYS_INLINE int CountLeadingZeros(u32 v) {
u32 z;
__asm__ __volatile__("clz %w[z], %w[v]" : [z]"=r"(z) : [v]"r"(v));
return z;
}
ALWAYS_INLINE int GetCurrentCoreId() {
u64 mpidr;
HW_CPU_GET_MPIDR_EL1(mpidr);
return mpidr & 0xFF;
}
}