meta(kernel): Reworked repository's filesystem structure.

Removing useless parts of the project too.

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

1 files changed, 117 insertions, 0 deletions

diff --git a/dev/kernel/KernelKit/PEF.h b/dev/kernel/KernelKit/PEF.h
new file mode 100644
index 00000000..dfdaed12
--- /dev/null
+++ b/dev/kernel/KernelKit/PEF.h
@@ -0,0 +1,117 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
+
+	File: PEF.h
+	Purpose: Preferred Executable Format for Kernel.
+
+	Revision History:
+
+	?/?/23: Added file (amlel)
+
+------------------------------------------- */
+
+#ifndef KERNELKIT_PEF_H
+#define KERNELKIT_PEF_H
+
+#include <CompilerKit/CompilerKit.h>
+#include <KernelKit/LoaderInterface.h>
+#include <NewKit/Defines.h>
+
+#define kPefMagic	 "Joy!"
+#define kPefMagicFat "yoJ!"
+
+#define kPefMagicLen 5
+
+#define kPefVersion 3
+#define kPefNameLen 256U
+
+/* not mandatory, only for non fork based filesystems. */
+#define kPefExt		  ".o"
+#define kPefDylibExt  ".dylib"
+#define kPefLibExt	  ".lib"
+#define kPefObjectExt ".obj"
+#define kPefDebugExt  ".dbg"
+#define kPefDriverExt ".sys"
+
+// Kernel System Binary Interface.
+#define kPefAbi (0x5046)
+
+#define kPefBaseOrigin (0x40000000)
+
+#define kPefStart "__ImageStart"
+
+#define kPefForkKind	kPefMagic
+#define kPefForkKindFAT kPefMagicFat
+
+namespace NeOS
+{
+	enum
+	{
+		kPefArchIntel86S,
+		kPefArchAMD64,
+		kPefArchRISCV,
+		kPefArch64x0, /* 64x0. ISA */
+		kPefArch32x0, /* 32x0. ISA */
+		kPefArchPowerPC,
+		kPefArchARM64,
+		kPefArchCount	= (kPefArchPowerPC - kPefArchIntel86S) + 1,
+		kPefArchInvalid = 0xFF,
+	};
+
+	enum
+	{
+		kPefSubArchAMD,
+		kPefSubArchIntel,
+		kPefSubArchARM,
+		kPefSubArchGeneric,
+		kPefSubArchIBM,
+	};
+
+	enum
+	{
+		kPefKindExec   = 1, /* .o */
+		kPefKindDylib  = 2, /* .dylib */
+		kPefKindObject = 4, /* .obj */
+		kPefKindDebug  = 5, /* .dbg */
+		kPefKindDriver = 6,
+		kPefKindCount,
+	};
+
+	typedef struct PEFContainer final
+	{
+		Char	Magic[kPefMagicLen];
+		UInt32	Linker;
+		UInt32	Version;
+		UInt32	Kind;
+		UInt32	Abi;
+		UInt32	Cpu;
+		UInt32	SubCpu; /* Cpu specific information */
+		UIntPtr Start;
+		SizeT	HdrSz; /* Size of header */
+		SizeT	Count; /* container header count */
+	} PACKED PEFContainer;
+
+	/* First PEFCommandHeader starts after PEFContainer */
+
+	typedef struct PEFCommandHeader final
+	{
+		Char	Name[kPefNameLen]; /* container name */
+		UInt32	Cpu;			   /* container cpu */
+		UInt32	SubCpu;			   /* container sub-cpu */
+		UInt32	Flags;			   /* container flags */
+		UInt16	Kind;			   /* container kind */
+		UIntPtr Offset;			   /* content offset */
+		SizeT	Size;			   /* content Size */
+	} PACKED PEFCommandHeader;
+
+	enum
+	{
+		kPefCode	 = 0xC,
+		kPefData	 = 0xD,
+		kPefZero	 = 0xE,
+		kPefLinkerID = 0x1,
+	};
+} // namespace NeOS
+
+#endif /* ifndef KERNELKIT_PEF_H */