From 7b4bd3577a31d0f0adc7371840642791ae1567f4 Mon Sep 17 00:00:00 2001
From: Amlal <amlal.elmahrouss@icloud.com>
Date: Fri, 24 Jan 2025 10:38:36 +0100
Subject: ADD: Open version, with important changes kept out.

Signed-off-by: Amlal <amlal.elmahrouss@icloud.com>
---
 dev/Kernel/ArchKit/ArchKit.h | 92 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 dev/Kernel/ArchKit/ArchKit.h

(limited to 'dev/Kernel/ArchKit')

diff --git a/dev/Kernel/ArchKit/ArchKit.h b/dev/Kernel/ArchKit/ArchKit.h
new file mode 100644
index 00000000..7a0fbbcf
--- /dev/null
+++ b/dev/Kernel/ArchKit/ArchKit.h
@@ -0,0 +1,92 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#pragma once
+
+#include <NewKit/Array.h>
+#include <NewKit/Defines.h>
+#include <NewKit/Function.h>
+
+#include <FirmwareKit/Handover.h>
+
+#ifdef __ZKA_AMD64__
+#include <HALKit/AMD64/Paging.h>
+#include <HALKit/AMD64/Hypervisor.h>
+#include <HALKit/AMD64/Processor.h>
+#elif defined(__ZKA_POWER64__)
+#include <HALKit/POWER/Processor.h>
+#elif defined(__ZKA_ARM64__)
+#include <HALKit/ARM64/Processor.h>
+#else
+#error !!! unknown architecture !!!
+#endif
+
+namespace Kernel
+{
+	inline SSizeT rt_hash_seed(const Char* seed, int mul)
+	{
+		SSizeT hash = 0;
+
+		for (SSizeT idx = 0; seed[idx] != 0; ++idx)
+		{
+			hash += seed[idx];
+			hash ^= mul;
+		}
+
+		return hash;
+	}
+
+	/// @brief write to mapped memory register
+	/// @param base the base address.
+	/// @param reg the register.
+	/// @param value the write to write on it.
+	template <typename WordLength>
+	inline Void ke_dma_write(WordLength base, WordLength reg, WordLength value) noexcept
+	{
+		*(volatile WordLength*)(base + reg) = value;
+	}
+
+	/// @brief read from mapped memory register.
+	/// @param base base address
+	/// @param reg the register.
+	/// @return the value inside the register.
+	template <typename WordLength>
+	inline UInt32 ke_dma_read(WordLength base, WordLength reg) noexcept
+	{
+		return *(volatile WordLength*)((UInt64)base + reg);
+	}
+
+	namespace HAL
+	{
+		auto mm_is_bitmap(VoidPtr ptr) -> Bool;
+	}
+} // namespace Kernel
+
+#define kKernelMaxSystemCalls (256)
+
+typedef Kernel::Void (*rt_syscall_proc)(Kernel::VoidPtr);
+
+struct HAL_SYSCALL_RECORD final
+{
+	Kernel::Int64	fHash;
+	Kernel::Bool	fHooked;
+	rt_syscall_proc fProc;
+
+	operator bool()
+	{
+		return fHooked;
+	}
+};
+
+inline Kernel::Array<HAL_SYSCALL_RECORD,
+					 kKernelMaxSystemCalls>
+	kSyscalls;
+
+inline Kernel::Array<HAL_SYSCALL_RECORD,
+					 kKernelMaxSystemCalls>
+	kKerncalls;
+
+EXTERN_C Kernel::HAL::StackFramePtr mp_get_current_context(Kernel::Int64 pid);
-- 
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