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authorMerryMage <MerryMage@users.noreply.github.com>2017-09-24 23:42:42 +0200
committerMerryMage <MerryMage@users.noreply.github.com>2017-09-24 23:42:42 +0200
commitc02bbb7030efd072511bd0051a44d9e503016f74 (patch)
treecf830eadae6493ee83b7de8b44c10c89d668b5ca /src/core
parentMerge pull request #2921 from jroweboy/batch-fix-2 (diff)
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Diffstat (limited to 'src/core')
-rw-r--r--src/core/hle/kernel/thread.cpp11
-rw-r--r--src/core/loader/3dsx.cpp2
-rw-r--r--src/core/loader/elf.cpp2
-rw-r--r--src/core/loader/ncch.cpp2
-rw-r--r--src/core/memory.cpp10
-rw-r--r--src/core/memory.h3
6 files changed, 18 insertions, 12 deletions
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 324415a36..61378211f 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -178,16 +178,13 @@ static void SwitchContext(Thread* new_thread) {
ready_queue.remove(new_thread->current_priority, new_thread);
new_thread->status = THREADSTATUS_RUNNING;
- Core::CPU().LoadContext(new_thread->context);
- Core::CPU().SetCP15Register(CP15_THREAD_URO, new_thread->GetTLSAddress());
-
if (previous_process != current_thread->owner_process) {
Kernel::g_current_process = current_thread->owner_process;
- Memory::current_page_table = &Kernel::g_current_process->vm_manager.page_table;
- // We have switched processes and thus, page tables, clear the instruction cache so we
- // don't keep stale data from the previous process.
- Core::CPU().ClearInstructionCache();
+ SetCurrentPageTable(&Kernel::g_current_process->vm_manager.page_table);
}
+
+ Core::CPU().LoadContext(new_thread->context);
+ Core::CPU().SetCP15Register(CP15_THREAD_URO, new_thread->GetTLSAddress());
} else {
current_thread = nullptr;
// Note: We do not reset the current process and current page table when idling because
diff --git a/src/core/loader/3dsx.cpp b/src/core/loader/3dsx.cpp
index 69cdc0867..a03515e6e 100644
--- a/src/core/loader/3dsx.cpp
+++ b/src/core/loader/3dsx.cpp
@@ -270,7 +270,7 @@ ResultStatus AppLoader_THREEDSX::Load() {
Kernel::g_current_process = Kernel::Process::Create(std::move(codeset));
Kernel::g_current_process->svc_access_mask.set();
Kernel::g_current_process->address_mappings = default_address_mappings;
- Memory::current_page_table = &Kernel::g_current_process->vm_manager.page_table;
+ Memory::SetCurrentPageTable(&Kernel::g_current_process->vm_manager.page_table);
// Attach the default resource limit (APPLICATION) to the process
Kernel::g_current_process->resource_limit =
diff --git a/src/core/loader/elf.cpp b/src/core/loader/elf.cpp
index 2f27606a1..2de1f4e81 100644
--- a/src/core/loader/elf.cpp
+++ b/src/core/loader/elf.cpp
@@ -397,7 +397,7 @@ ResultStatus AppLoader_ELF::Load() {
Kernel::g_current_process = Kernel::Process::Create(std::move(codeset));
Kernel::g_current_process->svc_access_mask.set();
Kernel::g_current_process->address_mappings = default_address_mappings;
- Memory::current_page_table = &Kernel::g_current_process->vm_manager.page_table;
+ Memory::SetCurrentPageTable(&Kernel::g_current_process->vm_manager.page_table);
// Attach the default resource limit (APPLICATION) to the process
Kernel::g_current_process->resource_limit =
diff --git a/src/core/loader/ncch.cpp b/src/core/loader/ncch.cpp
index 79ea50147..ca282f935 100644
--- a/src/core/loader/ncch.cpp
+++ b/src/core/loader/ncch.cpp
@@ -172,7 +172,7 @@ ResultStatus AppLoader_NCCH::LoadExec() {
codeset->memory = std::make_shared<std::vector<u8>>(std::move(code));
Kernel::g_current_process = Kernel::Process::Create(std::move(codeset));
- Memory::current_page_table = &Kernel::g_current_process->vm_manager.page_table;
+ Memory::SetCurrentPageTable(&Kernel::g_current_process->vm_manager.page_table);
// Attach a resource limit to the process based on the resource limit category
Kernel::g_current_process->resource_limit =
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index 68a6b1ac2..17fa10b49 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -22,12 +22,20 @@ namespace Memory {
static std::array<u8, Memory::VRAM_SIZE> vram;
static std::array<u8, Memory::N3DS_EXTRA_RAM_SIZE> n3ds_extra_ram;
-PageTable* current_page_table = nullptr;
+static PageTable* current_page_table = nullptr;
std::array<u8*, PAGE_TABLE_NUM_ENTRIES>* GetCurrentPageTablePointers() {
return &current_page_table->pointers;
}
+void SetCurrentPageTable(PageTable* page_table) {
+ current_page_table = page_table;
+}
+
+PageTable* GetCurrentPageTable() {
+ return current_page_table;
+}
+
static void MapPages(PageTable& page_table, u32 base, u32 size, u8* memory, PageType type) {
LOG_DEBUG(HW_Memory, "Mapping %p onto %08X-%08X", memory, base * PAGE_SIZE,
(base + size) * PAGE_SIZE);
diff --git a/src/core/memory.h b/src/core/memory.h
index b228a48c2..db5a704d0 100644
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -182,7 +182,8 @@ enum : VAddr {
};
/// Currently active page table
-extern PageTable* current_page_table;
+void SetCurrentPageTable(PageTable* page_table);
+PageTable* GetCurrentPageTable();
bool IsValidVirtualAddress(const VAddr addr);
bool IsValidPhysicalAddress(const PAddr addr);