[IMP] New Storage.hpp inside StorageKit.

[REFACTOR] Process heap adjustements.
[WIP] SMP and Ring-3 switch for scheduler core.

Signed-off-by: Amlal EL Mahrouss <amlalelmahrouss@icloud.com>

5 files changed, 36 insertions, 17 deletions

diff --git a/Kernel/HALKit/AMD64/HalDebugOutput.cxx b/Kernel/HALKit/AMD64/HalDebugOutput.cxx
index 9e3dfcd8..36ae96b0 100644
--- a/Kernel/HALKit/AMD64/HalDebugOutput.cxx
+++ b/Kernel/HALKit/AMD64/HalDebugOutput.cxx
@@ -27,7 +27,7 @@ namespace Kernel
 
 		/// @brief Init COM1.
 		/// @return
-		bool serial_init() noexcept
+		bool hal_serial_init() noexcept
 		{
 #ifdef __DEBUG__
 			if (kState == kStateReady || kState == kStateTransmit)
@@ -64,7 +64,7 @@ namespace Kernel
 	EXTERN_C void ke_io_write(const char* bytes)
 	{
 #ifdef __DEBUG__
-		Detail::serial_init();
+		Detail::hal_serial_init();
 
 		if (!bytes || Detail::kState != kStateReady)
 			return;
@@ -74,18 +74,10 @@ namespace Kernel
 		Detail::kState = kStateTransmit;
 
 		SizeT index = 0;
-		SizeT len	= rt_string_len(bytes, 0);
-
-		const auto cColor = "\x1b[1;32m";
-		SizeT lenClr	= rt_string_len(cColor, 0);
-
-		while (index < lenClr)
-		{
-			HAL::Out8(Detail::PORT, cColor[index]);
-			++index;
-		}
+		SizeT len	= 0;
 
 		index = 0;
+		len	= rt_string_len(bytes, 255);
 
 		while (index < len)
 		{
@@ -103,7 +95,7 @@ namespace Kernel
 	EXTERN_C void ke_io_read(const char* bytes)
 	{
 #ifdef __DEBUG__
-		Detail::serial_init();
+		Detail::hal_serial_init();
 
 		if (!bytes || Detail::kState != kStateReady)
 			return;
diff --git a/Kernel/HALKit/AMD64/HalDescriptorLoader.cxx b/Kernel/HALKit/AMD64/HalDescriptorLoader.cxx
index d0ac4e12..7ded9259 100644
--- a/Kernel/HALKit/AMD64/HalDescriptorLoader.cxx
+++ b/Kernel/HALKit/AMD64/HalDescriptorLoader.cxx
@@ -61,13 +61,14 @@ namespace Kernel::HAL
 		{
 			MUST_PASS(baseIdt[i]);
 
-			Detail::kInterruptVectorTable[i].Selector		= kGdtCodeSelector;
+			Detail::kInterruptVectorTable[i].Selector		= (i == kSyscallRoute) ? ((3 * 8) | 3) :  kGdtCodeSelector;
 			Detail::kInterruptVectorTable[i].Ist			= 0x0;
 			Detail::kInterruptVectorTable[i].TypeAttributes = kInterruptGate;
-			Detail::kInterruptVectorTable[i].OffsetLow		= ((UIntPtr)baseIdt[i] & 0xFFFF);
-			Detail::kInterruptVectorTable[i].OffsetMid		= (((UIntPtr)baseIdt[i] >> 16) & 0xFFFF);
+			Detail::kInterruptVectorTable[i].OffsetLow		= ((UIntPtr)baseIdt[i] & __INT16_MAX__);
+			Detail::kInterruptVectorTable[i].OffsetMid		= (((UIntPtr)baseIdt[i] >> 16) & __INT16_MAX__);
 			Detail::kInterruptVectorTable[i].OffsetHigh =
-				(((UIntPtr)baseIdt[i] >> 32) & 0xFFFFFFFF);
+				(((UIntPtr)baseIdt[i] >> 32) & __INT32_MAX__);
+
 			Detail::kInterruptVectorTable[i].Zero = 0x0;
 		}
 
diff --git a/Kernel/HALKit/AMD64/HalInstallTIB.asm b/Kernel/HALKit/AMD64/HalInstallTIB.asm
index 477018c0..00fe2ad8 100644
--- a/Kernel/HALKit/AMD64/HalInstallTIB.asm
+++ b/Kernel/HALKit/AMD64/HalInstallTIB.asm
@@ -22,3 +22,22 @@ rt_install_tib:
 	ret
 
 ;; //////////////////////////////////////////////////// ;;
+
+[global rt_jump_user_mode]
+
+;; @used rcx, address to jump on.
+;; @note adjusted for long mode.
+rt_jump_user_mode:
+	mov ax, (6 * 8) | 3 ; user data segment with RPL 3
+	mov ds, ax
+	mov es, ax
+	mov fs, ax
+	mov gs, ax ; SS is handled by iret
+
+	mov rax, rsp
+	push (6 * 8) | 3
+	push rax
+	pushf
+	push (5 * 8) | 3
+	push rcx
+	iretq
diff --git a/Kernel/HALKit/AMD64/HalPageAlloc.hxx b/Kernel/HALKit/AMD64/HalPageAlloc.hxx
index 3166a46e..6e05e58e 100644
--- a/Kernel/HALKit/AMD64/HalPageAlloc.hxx
+++ b/Kernel/HALKit/AMD64/HalPageAlloc.hxx
@@ -26,6 +26,10 @@
 #define kPTESize (0x1000)
 #endif // !kPTESize
 
+#ifndef kAlign
+#define kAlign __BIGGEST_ALIGNMENT__
+#endif // !kAlign
+
 EXTERN_C void hal_flush_tlb();
 EXTERN_C void hal_write_cr3(Kernel::UIntPtr pde);
 EXTERN_C void hal_write_cr0(Kernel::UIntPtr bit);
diff --git a/Kernel/HALKit/AMD64/Processor.hxx b/Kernel/HALKit/AMD64/Processor.hxx
index 9571cbfe..92b91c70 100644
--- a/Kernel/HALKit/AMD64/Processor.hxx
+++ b/Kernel/HALKit/AMD64/Processor.hxx
@@ -30,6 +30,8 @@ EXTERN_C
 
 #define kCPUBackendName "AMD64"
 
+#define kSyscallRoute 0x32
+
 #define IsActiveLow(FLG)	  (FLG & 2)
 #define IsLevelTriggered(FLG) (FLG & 8)
 
@@ -37,6 +39,7 @@ EXTERN_C
 #define kTrapGate		 (0xEF)
 #define kTaskGate		 (0b10001100)
 #define kGdtCodeSelector (0x08)
+#define kGdtUserCodeSelector (0x10)
 #define cHeapStartOffset (0x10000000)
 
 namespace Kernel