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kern: implement capabilities parsing

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This commit is contained in:
Michael Scire
2020-02-19 04:55:00 -08:00
parent 0534ddd37a
commit 905ce0eeea
9 changed files with 483 additions and 3 deletions
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5
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_interrupt_controller.hpp
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@@ -213,6 +213,11 @@ namespace ams::kern::arch::arm64 {
this->gicc->eoir = irq;
}
bool IsInterruptDefined(s32 irq) {
const s32 num_interrupts = std::min(32 + 32 * (this->gicd->typer & 0x1F), static_cast<u32>(NumInterrupts));
return (0 <= irq && irq < num_interrupts);
}
/* TODO: Implement more KInterruptController functionality. */
public:
static constexpr ALWAYS_INLINE bool IsSoftware(s32 id) {

4
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_interrupt_manager.hpp
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@@ -67,6 +67,10 @@ namespace ams::kern::arch::arm64 {
NOINLINE void Initialize(s32 core_id);
NOINLINE void Finalize(s32 core_id);
bool IsInterruptDefined(s32 irq) {
return this->interrupt_controller.IsInterruptDefined(irq);
}
NOINLINE Result BindHandler(KInterruptHandler *handler, s32 irq, s32 core_id, s32 priority, bool manual_clear, bool level);
NOINLINE Result UnbindHandler(s32 irq, s32 core);

12
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_process_page_table.hpp
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@@ -31,6 +31,18 @@ namespace ams::kern::arch::arm64 {
void Finalize() { this->page_table.Finalize(); }
Result MapIo(KPhysicalAddress phys_addr, size_t size, KMemoryPermission perm) {
return this->page_table.MapIo(phys_addr, size, perm);
}
Result MapStatic(KPhysicalAddress phys_addr, size_t size, KMemoryPermission perm) {
return this->page_table.MapStatic(phys_addr, size, perm);
}
Result MapRegion(KMemoryRegionType region_type, KMemoryPermission perm) {
return this->page_table.MapRegion(region_type, perm);
}
Result MapPageGroup(KProcessAddress addr, const KPageGroup &pg, KMemoryState state, KMemoryPermission perm) {
return this->page_table.MapPageGroup(addr, pg, state, perm);
}