MHR-36: KernelDispatchCall.S: Add ARM64 support.

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

5 files changed, 27 insertions, 9 deletions

diff --git a/DDK/KernelDispatchCall.S b/DDK/KernelDispatchCall.S
index 68423ab5..acdf3f13 100644
--- a/DDK/KernelDispatchCall.S
+++ b/DDK/KernelDispatchCall.S
@@ -1,3 +1,8 @@
+/**
+ lang: asm
+ compiler: gnu
+ */
+
 .globl __kernelDispatchCall
 
 .text
@@ -7,15 +12,25 @@
 
 #ifdef __DDK_AMD64__
 
+/* args rcx, rdx, r8, r9 */
 __kernelDispatchCall:
     int $0x33
     ret
 
 #elif defined(__DDK_POWER64__)
 
+/* args r8, r9, r10, r11 */
 __kernelDispatchCall:
     /* There is no specific interrupt request id for a system call in POWER. */
     sc
     blr
 
+#elif defined(__DDK_ARM64__)
+
+/* args x0, x8, x9, x10, x11 is kept to tell that this is a kernel call */
+__kernelDispatchCall:
+    /* There is no specific interrupt request id for a system call in ARM64 as well. */
+    mov x11, #0x33
+    svc #0
+
 #endif
diff --git a/DDK/KernelStd.h b/DDK/KernelStd.h
index e483d10b..0befc7f9 100644
--- a/DDK/KernelStd.h
+++ b/DDK/KernelStd.h
@@ -13,7 +13,7 @@
 #define nil		  nullptr
 #else
 #define DK_EXTERN extern
-#define nil		  NULL
+#define nil		  ((void*)0)
 #endif // defined(__cplusplus)
 
 #include <stdint.h>
diff --git a/Kernel/KernelKit/ThreadLocalStorage.hxx b/Kernel/KernelKit/ThreadLocalStorage.hxx
index 50c53fa4..41313381 100644
--- a/Kernel/KernelKit/ThreadLocalStorage.hxx
+++ b/Kernel/KernelKit/ThreadLocalStorage.hxx
@@ -21,7 +21,7 @@
 /// Located in GS on AMD64, other architectures have their own stuff. (64x0, 32x0, ARM64)
 struct PACKED ThreadInformationBlock final
 {
-	Kernel::Char	Cookie[kTLSCookieLen];
+	Kernel::Char	Cookie[kTLSCookieLen]; // Process cookie.
 	Kernel::UIntPtr StartCode;	// Start Address
 	Kernel::UIntPtr StartData;	// Allocation Heap
 	Kernel::UIntPtr StartStack; // Stack Pointer.
@@ -39,7 +39,7 @@ T* tls_new_ptr(void);
 
 ///! @brief delete ptr syscall.
 template <typename T>
-bool tls_delete_ptr(T* ptr);
+Kernel::Boolean tls_delete_ptr(T* ptr);
 
 template <typename T, typename... Args>
 T* tls_new_class(Args&&... args);
@@ -52,6 +52,6 @@ EXTERN_C Kernel::Void tls_check_syscall_impl(Kernel::VoidPtr TIB) noexcept;
 
 #include <KernelKit/ThreadLocalStorage.inl>
 
-// last rev 1/29/24
+// last rev 7/7/24
 
 #endif /* ifndef _KERNELKIT_TLS_HPP */
diff --git a/Kernel/KernelKit/ThreadLocalStorage.inl b/Kernel/KernelKit/ThreadLocalStorage.inl
index c6e61059..319e71b3 100644
--- a/Kernel/KernelKit/ThreadLocalStorage.inl
+++ b/Kernel/KernelKit/ThreadLocalStorage.inl
@@ -25,7 +25,7 @@ inline T* tls_new_ptr(void)
 
 //! @brief TLS delete implementation.
 template <typename T>
-inline bool tls_delete_ptr(T* ptr)
+inline Kernel::Bool tls_delete_ptr(T* ptr)
 {
 	if (!ptr)
 		return false;
@@ -64,8 +64,11 @@ T* tls_new_class(Args&&... args)
 /// @param ptr
 /// @return
 template <typename T>
-inline bool tls_delete_class(T* ptr)
+inline Kernel::Bool tls_delete_class(T* ptr)
 {
+    if (!ptr)
+        return false;
+
 	ptr->~T();
 	return tls_delete_ptr(ptr);
 }
diff --git a/Kernel/NewKit/Defines.hpp b/Kernel/NewKit/Defines.hpp
index f4d143c0..a96bf5a1 100644
--- a/Kernel/NewKit/Defines.hpp
+++ b/Kernel/NewKit/Defines.hpp
@@ -138,10 +138,10 @@ namespace Kernel
 		 ? (Kernel::Endian::kEndianBig)                         \
 		 : (Kernel::Endian::kEndianLittle))
 
-#define Yes (true)
-#define No	(false)
+#define Yes true
+#define No	false
 
-#define VoidStar Kernel::voidPtr
+#define VoidStar Kernel::VoidPtr
 
 #ifdef INIT
 #undef INIT