kernel: lots of tweaks and improvements, WIP: ASN, FileMgr support for OpenHeFS.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

1 files changed, 0 insertions, 81 deletions

diff --git a/src/kernel/HALKit/ARM64/HalPagingMgr.cc b/src/kernel/HALKit/ARM64/HalPagingMgr.cc
deleted file mode 100644
index 0fe4d759..00000000
--- a/src/kernel/HALKit/ARM64/HalPagingMgr.cc
+++ /dev/null
@@ -1,81 +0,0 @@
-// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org)
-// Licensed under the Apache License, Version 2.0 (see LICENSE file)
-// Official repository: https://github.com/nekernel-org/nekernel
-
-#include <HALKit/ARM64/Paging.h>
-#include <HALKit/ARM64/Processor.h>
-
-namespace Kernel::HAL {
-typedef UInt32 PageTableIndex;
-
-EXTERN_C UIntPtr mm_get_page_addr(VoidPtr virtual_address) {
-  if (!virtual_address) return 0;
-
-  UInt64 ttbr0_val = 0;
-
-  asm volatile("mrs %0, ttbr0_el1" : "=r"(ttbr0_val));
-  volatile UInt64* l1_table = reinterpret_cast<volatile UInt64*>(ttbr0_val);
-
-  UInt64 l1_idx = (reinterpret_cast<UIntPtr>(virtual_address) >> 39) & 0x1FF;
-  UInt64 l2_idx = (reinterpret_cast<UIntPtr>(virtual_address) >> 30) & 0x1FF;
-  UInt64 l3_idx = (reinterpret_cast<UIntPtr>(virtual_address) >> 21) & 0x1FF;
-
-  if (!l1_table[l1_idx]) return 0;
-
-  volatile UInt64* l2_table = reinterpret_cast<volatile UInt64*>(l1_table[l1_idx] & ~0xFFFUL);
-
-  if (!l2_table[l2_idx]) return 0;
-
-  volatile UInt64* l3_table = reinterpret_cast<volatile UInt64*>(l2_table[l2_idx] & ~0xFFFUL);
-
-  if (!l3_table[l3_idx]) return 0;
-
-  return (l3_table[l3_idx] & ~0xFFFUL);
-}
-
-/// @brief Maps or allocates a page from virtual_address.
-/// @param virtual_address a valid virtual address.
-/// @param phys_addr point to physical address.
-/// @param flags the flags to put on the page.
-/// @return Status code of page manipulation process.
-EXTERN_C Int32 mm_map_page(VoidPtr virtual_address, VoidPtr physical_address, UInt32 flags,
-                           UInt32 level) {
-  if (!virtual_address || !flags || !physical_address) return kErrorInvalidData;
-
-  UInt64 ttbr0_val = 0;
-
-  asm volatile("mrs %0, ttbr0_el1" : "=r"(ttbr0_val));
-  volatile UInt64* l1_table = reinterpret_cast<volatile UInt64*>(ttbr0_val);
-
-  UInt64 l1_idx = (reinterpret_cast<UIntPtr>(virtual_address) >> 39) & 0x1FF;
-  UInt64 l2_idx = (reinterpret_cast<UIntPtr>(virtual_address) >> 30) & 0x1FF;
-  UInt64 l3_idx = (reinterpret_cast<UIntPtr>(virtual_address) >> 21) & 0x1FF;
-
-  if (!l1_table[l1_idx]) return kErrorInvalidData;
-
-  volatile UInt64* l2_table = reinterpret_cast<volatile UInt64*>(l1_table[l1_idx] & ~0xFFFUL);
-
-  if (!l2_table[l2_idx]) return kErrorInvalidData;
-
-  volatile UInt64* l3_table = reinterpret_cast<volatile UInt64*>(l2_table[l2_idx] & ~0xFFFUL);
-
-  l3_table[l3_idx] = (reinterpret_cast<UInt64>(physical_address) & ~0xFFFUL) | flags;
-
-  switch (level) {
-    case 2: {
-      l3_table[l3_idx] = (reinterpret_cast<UInt64>(physical_address) & ~0xFFFUL) | flags;
-      return kErrorSuccess;
-    }
-    case 1: {
-      l1_table[l1_idx] = (reinterpret_cast<UInt64>(physical_address) & ~0xFFFUL) | flags;
-      return kErrorSuccess;
-    }
-    case 0: {
-      l1_table[l1_idx] = (reinterpret_cast<UInt64>(physical_address) & ~0xFFFUL) | flags;
-      return kErrorSuccess;
-    }
-  }
-
-  return kErrorInvalidData;
-}
-}  // namespace Kernel::HAL