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kern/os: support CreateProcessFlag_EnableAliasRegionExtraSize

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Michael Scire 2024-03-28 02:07:04 -07:00 • committed by SciresM
parent 25bae14064
commit 8aa62a54d8
10 changed files with 68 additions and 33 deletions
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2
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_page_table.hpp
View file

@ -178,7 +178,7 @@ namespace ams::kern::arch::arm64 {
}
NOINLINE Result InitializeForKernel(void *table, KVirtualAddress start, KVirtualAddress end);
NOINLINE Result InitializeForProcess(ams::svc::CreateProcessFlag as_type, bool enable_aslr, bool enable_das_merge, bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit);
NOINLINE Result InitializeForProcess(ams::svc::CreateProcessFlag flags, bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit);
Result Finalize();
private:
Result MapL1Blocks(KProcessAddress virt_addr, KPhysicalAddress phys_addr, size_t num_pages, PageTableEntry entry_template, bool disable_head_merge, PageLinkedList *page_list, bool reuse_ll);

6
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_process_page_table.hpp
View file

@ -28,8 +28,8 @@ namespace ams::kern::arch::arm64 {
m_page_table.Activate(id);
}
Result Initialize(ams::svc::CreateProcessFlag as_type, bool enable_aslr, bool enable_das_merge, bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit) {
R_RETURN(m_page_table.InitializeForProcess(as_type, enable_aslr, enable_das_merge, from_back, pool, code_address, code_size, system_resource, resource_limit));
Result Initialize(ams::svc::CreateProcessFlag flags, bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit) {
R_RETURN(m_page_table.InitializeForProcess(flags, from_back, pool, code_address, code_size, system_resource, resource_limit));
}
void Finalize() { m_page_table.Finalize(); }
@ -316,6 +316,8 @@ namespace ams::kern::arch::arm64 {
size_t GetKernelMapRegionSize() const { return m_page_table.GetKernelMapRegionSize(); }
size_t GetAliasCodeRegionSize() const { return m_page_table.GetAliasCodeRegionSize(); }
size_t GetAliasRegionExtraSize() const { return m_page_table.GetAliasRegionExtraSize(); }
size_t GetNormalMemorySize() const { return m_page_table.GetNormalMemorySize(); }
size_t GetCodeSize() const { return m_page_table.GetCodeSize(); }

7
libraries/libmesosphere/include/mesosphere/kern_k_page_table_base.hpp
View file

@ -186,6 +186,7 @@ namespace ams::kern {
size_t m_mapped_unsafe_physical_memory;
size_t m_mapped_insecure_memory;
size_t m_mapped_ipc_server_memory;
size_t m_alias_region_extra_size;
mutable KLightLock m_general_lock;
mutable KLightLock m_map_physical_memory_lock;
KLightLock m_device_map_lock;
@ -211,7 +212,7 @@ namespace ams::kern {
m_region_ends{Null<KProcessAddress>, Null<KProcessAddress>, Null<KProcessAddress>, Null<KProcessAddress>},
m_current_heap_end(Null<KProcessAddress>), m_alias_code_region_start(Null<KProcessAddress>),
m_alias_code_region_end(Null<KProcessAddress>), m_code_region_start(Null<KProcessAddress>), m_code_region_end(Null<KProcessAddress>),
m_max_heap_size(), m_mapped_physical_memory_size(), m_mapped_unsafe_physical_memory(), m_mapped_insecure_memory(), m_mapped_ipc_server_memory(),
m_max_heap_size(), m_mapped_physical_memory_size(), m_mapped_unsafe_physical_memory(), m_mapped_insecure_memory(), m_mapped_ipc_server_memory(), m_alias_region_extra_size(),
m_general_lock(), m_map_physical_memory_lock(), m_device_map_lock(), m_impl(util::ConstantInitialize), m_memory_block_manager(util::ConstantInitialize),
m_allocate_option(), m_address_space_width(), m_is_kernel(), m_enable_aslr(), m_enable_device_address_space_merge(),
m_memory_block_slab_manager(), m_block_info_manager(), m_resource_limit(), m_cached_physical_linear_region(), m_cached_physical_heap_region(),
@ -223,7 +224,7 @@ namespace ams::kern {
explicit KPageTableBase() { /* ... */ }
NOINLINE Result InitializeForKernel(bool is_64_bit, void *table, KVirtualAddress start, KVirtualAddress end);
NOINLINE Result InitializeForProcess(ams::svc::CreateProcessFlag as_type, bool enable_aslr, bool enable_device_address_space_merge, bool from_back, KMemoryManager::Pool pool, void *table, KProcessAddress start, KProcessAddress end, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit);
NOINLINE Result InitializeForProcess(ams::svc::CreateProcessFlag flags, bool from_back, KMemoryManager::Pool pool, void *table, KProcessAddress start, KProcessAddress end, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit);
void Finalize();
@ -499,6 +500,8 @@ namespace ams::kern {
size_t GetAliasCodeRegionSize() const { return m_alias_code_region_end - m_alias_code_region_start; }
size_t GetAliasRegionExtraSize() const { return m_alias_region_extra_size; }
size_t GetNormalMemorySize() const {
/* Lock the table. */
KScopedLightLock lk(m_general_lock);