Kernel: Add basic aarch64 support to `MemoryManager`

FIXME: There's still a lot to do like for example, port `quickmap_page`.
This does however get us further into the boot process than before.

1 files changed, 9 insertions, 13 deletions

diff --git a/Kernel/Arch/aarch64/Processor.h b/Kernel/Arch/aarch64/Processor.h
index 4dd878e15a..a6e93d8dbd 100644
--- a/Kernel/Arch/aarch64/Processor.h
+++ b/Kernel/Arch/aarch64/Processor.h
@@ -13,8 +13,7 @@
 
 #include <Kernel/Arch/ProcessorSpecificDataID.h>
 #include <Kernel/Arch/aarch64/Registers.h>
-
-class VirtualAddress;
+#include <Kernel/VirtualAddress.h>
 
 namespace Kernel {
 
@@ -36,18 +35,19 @@ struct [[gnu::aligned(16)]] FPUState
 extern Processor* g_current_processor;
 
 class Processor {
+    void* m_processor_specific_data[static_cast<size_t>(ProcessorSpecificDataID::__Count)];
+
 public:
     void initialize(u32 cpu);
 
-    void set_specific(ProcessorSpecificDataID /*specific_id*/, void* /*ptr*/)
-    {
-        VERIFY_NOT_REACHED();
-    }
     template<typename T>
     T* get_specific()
     {
-        VERIFY_NOT_REACHED();
-        return 0;
+        return static_cast<T*>(m_processor_specific_data[static_cast<size_t>(T::processor_specific_data_id())]);
+    }
+    void set_specific(ProcessorSpecificDataID specific_id, void* ptr)
+    {
+        m_processor_specific_data[static_cast<size_t>(specific_id)] = ptr;
     }
 
     ALWAYS_INLINE static void pause()
@@ -76,11 +76,7 @@ public:
         return false;
     }
 
-    ALWAYS_INLINE static void flush_tlb_local(VirtualAddress&, size_t&)
-    {
-        VERIFY_NOT_REACHED();
-    }
-
+    static void flush_tlb_local(VirtualAddress vaddr, size_t page_count);
     ALWAYS_INLINE static void flush_tlb(Memory::PageDirectory const*, VirtualAddress const&, size_t)
     {
         VERIFY_NOT_REACHED();