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

kern: implement enough of KPageTable to initialize a thread

Browse Source
This commit is contained in:
Michael Scire
2020-02-13 17:38:56 -08:00
parent c6d1579265
commit 8c93eb5712
31 changed files with 1475 additions and 270 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
libraries/libmesosphere/include/mesosphere/kern_k_memory_manager.hpp
View File

@@ -21,6 +21,8 @@
namespace ams::kern {
class KPageGroup;
class KMemoryManager {
public:
enum Pool {
@@ -135,6 +137,18 @@ namespace ams::kern {
Impl &GetManager(KVirtualAddress address) {
return this->managers[KMemoryLayout::GetVirtualLinearRegion(address).GetAttributes()];
}
constexpr Impl *GetFirstManager(Pool pool, Direction dir) {
return dir == Direction_FromBack ? this->pool_managers_tail[pool] : this->pool_managers_head[pool];
}
constexpr Impl *GetNextManager(Impl *cur, Direction dir) {
if (dir == Direction_FromBack) {
return cur->GetPrev();
} else {
return cur->GetNext();
}
}
public:
constexpr KMemoryManager()
: pool_locks(), pool_managers_head(), pool_managers_tail(), managers(), num_managers(), optimized_process_ids(), has_optimized_process()
@@ -144,7 +158,8 @@ namespace ams::kern {
NOINLINE void Initialize(KVirtualAddress metadata_region, size_t metadata_region_size);
KVirtualAddress AllocateContinuous(size_t num_pages, size_t align_pages, u32 option);
NOINLINE KVirtualAddress AllocateContinuous(size_t num_pages, size_t align_pages, u32 option);
NOINLINE Result Allocate(KPageGroup *out, size_t num_pages, u32 option);
void Open(KVirtualAddress address, size_t num_pages) {
/* Repeatedly open references until we've done so for all pages. */