[ KERNEL ] REFACTORINGS AND IMPROVEMENTS OVER KERNEL AND DRIVERS.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>

5 files changed, 7 insertions, 28 deletions

diff --git a/dev/ZKA/HALKit/AMD64/HalDescriptorLoader.cxx b/dev/ZKA/HALKit/AMD64/HalDescriptorLoader.cxx
index 9a0914f8..4474295f 100644
--- a/dev/ZKA/HALKit/AMD64/HalDescriptorLoader.cxx
+++ b/dev/ZKA/HALKit/AMD64/HalDescriptorLoader.cxx
@@ -64,7 +64,7 @@ namespace Kernel::HAL
 		{
 			MUST_PASS(ptr_ivt[idt_indx]);
 
-			Detail::kInterruptVectorTable[idt_indx].Selector	   = (idt_indx == kSyscallRoute) ? kGdtUserCodeSelector : kGdtKernelCodeSelector;
+			Detail::kInterruptVectorTable[idt_indx].Selector	   = kGdtKernelCodeSelector;
 			Detail::kInterruptVectorTable[idt_indx].Ist			   = 0;
 			Detail::kInterruptVectorTable[idt_indx].TypeAttributes = kInterruptGate;
 			Detail::kInterruptVectorTable[idt_indx].OffsetLow	   = ((UIntPtr)ptr_ivt[idt_indx] & __INT16_MAX__);
diff --git a/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx b/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx
index 2cdeb7f0..34398871 100644
--- a/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx
+++ b/dev/ZKA/HALKit/AMD64/HalKernelMain.cxx
@@ -64,26 +64,6 @@ Kernel::Void hal_real_init(Kernel::Void) noexcept;
 EXTERN_C void hal_user_code_start(void);
 EXTERN_C Kernel::Void ke_dll_entrypoint(Kernel::Void);
 
-/* @brief TSS */
-
-Kernel::HAL::Detail::ZKA_TSS cTSS = {
-	.fReserved1 = 0x0,
-	.fRsp0 = 0x0,
-	.fRsp1 = 0x0,
-	.fRsp2 = 0x0,
-	.fReserved2 = 0x0,
-	.fIst1 = 0x0,
-	.fIst2 = 0x0,
-	.fIst3 = 0x0,
-	.fIst4 = 0x0,
-	.fIst5 = 0x0,
-	.fIst6 = 0x0,
-	.fIst7 = 0x0,
-	.fReserved3 = 0x0,
-	.fReserved4 = 0x0,
-	.fIopb = 0x0,
-};
-
 /* GDT, mostly descriptors for user and kernel segments. */
 STATIC Kernel::HAL::Detail::ZKA_GDT_ENTRY cGdt[6] = {
 	{.fLimitLow = 0, .fBaseLow = 0, .fBaseMid = 0, .fAccessByte = 0x00, .fFlags = 0x00, .fBaseHigh = 0},		// Null entry
diff --git a/dev/ZKA/HALKit/AMD64/HalProcessor.cxx b/dev/ZKA/HALKit/AMD64/HalProcessor.cxx
index 169c02f5..407b7e51 100644
--- a/dev/ZKA/HALKit/AMD64/HalProcessor.cxx
+++ b/dev/ZKA/HALKit/AMD64/HalProcessor.cxx
@@ -26,17 +26,17 @@ namespace Kernel::HAL
 		UIntPtr pte_idx	 = ((UIntPtr)virt_addr >> 12) & 0x1FFF;
 
 		// Access PML4 entry
-		volatile UInt64* pml4_entry = (volatile UInt64*)(pml4_base + pml4_idx * sizeof(UIntPtr));
+		volatile UInt64* pml4_entry = (volatile UInt64*)(((UInt64)pml4_base) + pml4_idx * sizeof(UIntPtr));
 		UInt64		   pdpt_base  = *pml4_entry & ~0xFFF; // Remove flags (assuming 4KB pages)
 
 		// Access PDPT entry
-		volatile UInt64* pdpt_entry = (volatile UInt64*)(pdpt_base + pdpt_idx * sizeof(UIntPtr));
+		volatile UInt64* pdpt_entry = (volatile UInt64*)(((UInt64)pdpt_base) + pdpt_idx * sizeof(UIntPtr));
 		UInt64		   pd_base	  = *pdpt_entry & ~0xFFF; // Remove flags
 
-		volatile UInt64* pd_entry = (volatile UInt64*)(pd_base + pd_idx * sizeof(UIntPtr));
+		volatile UInt64* pd_entry = (volatile UInt64*)(((UInt64)pd_base) + pd_idx * sizeof(UIntPtr));
 		UInt64			 pt_base  = *pd_entry & ~0xFFF; // Remove flags
 
-		volatile UInt64* page_addr = (volatile UInt64*)((UIntPtr)pt_base + (pte_idx * sizeof(UIntPtr)));
+		volatile UInt64* page_addr = (volatile UInt64*)(((UInt64)pt_base) + (pte_idx * sizeof(UIntPtr)));
 
 		if (page_addr)
 		{
diff --git a/dev/ZKA/HALKit/AMD64/HalSchedulerCore.cxx b/dev/ZKA/HALKit/AMD64/HalSchedulerCore.cxx
index bf98d01d..cef5d368 100644
--- a/dev/ZKA/HALKit/AMD64/HalSchedulerCore.cxx
+++ b/dev/ZKA/HALKit/AMD64/HalSchedulerCore.cxx
@@ -14,7 +14,8 @@ Void UserProcess::SetImageStart(VoidPtr imageStart) noexcept
 	if (imageStart == nullptr)
 		this->Crash();
 
-	HAL::mm_update_pte(imageStart, HAL::eFlagsPresent | HAL::eFlagsUser);
+	HAL::mm_update_pte(imageStart, HAL::eFlagsPresent);
+	HAL::mm_update_pte(imageStart, HAL::eFlagsUser);
 
 	this->Image = imageStart;
 }
diff --git a/dev/ZKA/HALKit/AMD64/Processor.hxx b/dev/ZKA/HALKit/AMD64/Processor.hxx
index 0f24a2be..a80e13cb 100644
--- a/dev/ZKA/HALKit/AMD64/Processor.hxx
+++ b/dev/ZKA/HALKit/AMD64/Processor.hxx
@@ -24,8 +24,6 @@ EXTERN_C
 #include <cpuid.h>
 }
 
-#define kSyscallRoute (0x29)
-
 #define IsActiveLow(FLG)	  (FLG & 2)
 #define IsLevelTriggered(FLG) (FLG & 8)