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kern: implement unsuspension of init threads

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This commit is contained in:
Michael Scire
2020-02-19 20:42:21 -08:00
parent c568788609
commit aae3c789f2
10 changed files with 117 additions and 17 deletions
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5
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_process_page_table.hpp
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@@ -25,6 +25,11 @@ namespace ams::kern::arch::arm64 {
public:
constexpr KProcessPageTable() : page_table() { /* ... */ }
void Activate(u64 id) {
/* Activate the page table with the specified contextidr. */
this->page_table.Activate(id);
}
Result Initialize(u32 id, ams::svc::CreateProcessFlag as_type, bool enable_aslr, bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address, size_t code_size, KMemoryBlockSlabManager *mem_block_slab_manager, KBlockInfoManager *block_info_manager, KPageTableManager *pt_manager) {
return this->page_table.InitializeForProcess(id, as_type, enable_aslr, from_back, pool, code_address, code_size, mem_block_slab_manager, block_info_manager, pt_manager);
}

14
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_supervisor_page_table.hpp
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@@ -28,7 +28,19 @@ namespace ams::kern::arch::arm64 {
constexpr KSupervisorPageTable() : page_table(), ttbr0() { /* ... */ }
NOINLINE void Initialize(s32 core_id);
NOINLINE void Activate();
void Activate() {
/* Activate, using process id = 0xFFFFFFFF */
this->page_table.Activate(0xFFFFFFFF);
}
void ActivateForInit() {
this->Activate();
/* Invalidate entire TLB. */
cpu::InvalidateEntireTlb();
}
void Finalize(s32 core_id);
Result MapPages(KProcessAddress *out_addr, size_t num_pages, size_t alignment, KPhysicalAddress phys_addr, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {