OmniNX/Atmosphere
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

kern: implement DisableDeviceAddressSpaceMerge

Browse Source
This commit is contained in:
Michael Scire
2020-12-01 06:53:22 -08:00
parent 74e0ea1033
commit b393f8f348
11 changed files with 214 additions and 72 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
libraries/libmesosphere/include/mesosphere/kern_k_page_table_base.hpp
View File

@@ -158,6 +158,7 @@ namespace ams::kern {
u32 address_space_width;
bool is_kernel;
bool enable_aslr;
bool enable_device_address_space_merge;
KMemoryBlockSlabManager *memory_block_slab_manager;
KBlockInfoManager *block_info_manager;
const KMemoryRegion *cached_physical_linear_region;
@@ -172,15 +173,15 @@ namespace ams::kern {
alias_region_start(), alias_region_end(), stack_region_start(), stack_region_end(), kernel_map_region_start(),
kernel_map_region_end(), alias_code_region_start(), alias_code_region_end(), code_region_start(), code_region_end(),
max_heap_size(), mapped_physical_memory_size(), mapped_unsafe_physical_memory(), general_lock(), map_physical_memory_lock(),
impl(), memory_block_manager(), allocate_option(), address_space_width(), is_kernel(), enable_aslr(), memory_block_slab_manager(),
block_info_manager(), cached_physical_linear_region(), cached_physical_heap_region(), cached_virtual_heap_region(),
impl(), memory_block_manager(), allocate_option(), address_space_width(), is_kernel(), enable_aslr(), enable_device_address_space_merge(),
memory_block_slab_manager(), block_info_manager(), cached_physical_linear_region(), cached_physical_heap_region(), cached_virtual_heap_region(),
heap_fill_value(), ipc_fill_value(), stack_fill_value()
{
/* ... */
}
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 from_back, KMemoryManager::Pool pool, void *table, KProcessAddress start, KProcessAddress end, KProcessAddress code_address, size_t code_size, KMemoryBlockSlabManager *mem_block_slab_manager, KBlockInfoManager *block_info_manager);
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, KMemoryBlockSlabManager *mem_block_slab_manager, KBlockInfoManager *block_info_manager);
void Finalize();
@@ -353,6 +354,10 @@ namespace ams::kern {
Result LockForDeviceAddressSpace(KPageGroup *out, KProcessAddress address, size_t size, KMemoryPermission perm, bool is_aligned);
Result UnlockForDeviceAddressSpace(KProcessAddress address, size_t size);
Result MakePageGroupForUnmapDeviceAddressSpace(KPageGroup *out, KProcessAddress address, size_t size);
Result UnlockForDeviceAddressSpacePartialMap(KProcessAddress address, size_t size, size_t mapped_size);
Result LockForIpcUserBuffer(KPhysicalAddress *out, KProcessAddress address, size_t size);
Result UnlockForIpcUserBuffer(KProcessAddress address, size_t size);