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meso: makefile improvements, sysreg accessors

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This commit is contained in:
Michael Scire 2020-01-29 05:37:14 -08:00
parent 507ab46709
commit ad0d2faa6c
4 changed files with 32 additions and 5 deletions
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12
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_cpu.hpp
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@ -71,4 +71,16 @@ namespace ams::kern::arm64::cpu {
EnsureInstructionConsistency();
}
ALWAYS_INLINE uintptr_t GetCoreLocalRegionAddress() {
register uintptr_t x18 asm("x18");
__asm__ __volatile__("" : [x18]"=r"(x18));
return x18;
}
ALWAYS_INLINE void SetCoreLocalRegionAddress(uintptr_t value) {
register uintptr_t x18 asm("x18") = value;
__asm__ __volatile__("":: [x18]"r"(x18));
SetTpidrEl1(value);
}
}

1
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_cpu_system_registers.hpp
View file

@ -39,6 +39,7 @@ namespace ams::kern::arm64::cpu {
MESOSPHERE_CPU_DEFINE_SYSREG_ACCESSORS(TcrEl1, tcr_el1)
MESOSPHERE_CPU_DEFINE_SYSREG_ACCESSORS(MairEl1, mair_el1)
MESOSPHERE_CPU_DEFINE_SYSREG_ACCESSORS(TpidrEl1, tpidr_el1)
MESOSPHERE_CPU_DEFINE_SYSREG_ACCESSORS(VbarEl1, vbar_el1)

9
libraries/libmesosphere/include/mesosphere/kern_k_memory_layout.hpp
View file

@ -239,6 +239,15 @@ namespace ams::kern {
MESOSPHERE_INIT_ABORT();
}
iterator FindFirstBlockByType(u32 type_id) {
for (auto it = this->begin(); it != this->end(); it++) {
if (it->GetType() == type_id) {
return it;
}
}
MESOSPHERE_INIT_ABORT();
}
iterator FindFirstDerivedBlock(u32 type_id) {
for (auto it = this->begin(); it != this->end(); it++) {
if (it->IsDerivedFrom(type_id)) {