From 609698e032f4d110004908d4eefcc77c43553258 Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal@nekernel.org>
Date: Mon, 12 May 2025 17:19:50 +0200
Subject: feat: sched, tooling: improving and laying foundations for the future
 milestones and objectives, such as: driver loading (ifs.sys, ddk.sys,
 user.sys), and better tooling for application development.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
---
 dev/kernel/KernelKit/CoreProcessScheduler.h | 15 +++++++++++++--
 dev/kernel/KernelKit/KernelTaskScheduler.h  | 15 ++++++++++++++-
 dev/kernel/KernelKit/UserProcessScheduler.h | 10 ----------
 dev/kernel/src/Network/IPCMsg.cc            |  1 -
 4 files changed, 27 insertions(+), 14 deletions(-)

(limited to 'dev/kernel')

diff --git a/dev/kernel/KernelKit/CoreProcessScheduler.h b/dev/kernel/KernelKit/CoreProcessScheduler.h
index b3bc3e65..643c5479 100644
--- a/dev/kernel/KernelKit/CoreProcessScheduler.h
+++ b/dev/kernel/KernelKit/CoreProcessScheduler.h
@@ -9,9 +9,19 @@
 #include <NewKit/Defines.h>
 #include <NewKit/ErrorOr.h>
 
+#define kSchedMinMicroTime (AffinityKind::kStandard)
+#define kSchedInvalidPID (-1)
+#define kSchedProcessLimitPerTeam (32U)
+#define kSchedTeamCount (256U)
+
+#define kSchedMaxMemoryLimit gib_cast(128) /* max physical memory limit */
+#define kSchedMaxStackSz mib_cast(8)       /* maximum stack size */
+
+#define kSchedNameLen (128U)
+
 namespace Kernel {
 class USER_PROCESS;
-class KERNEL_PROCESS;
+class KERNEL_TASK;
 class UserProcessTeam;
 
 /***********************************************************************************/
@@ -117,7 +127,8 @@ struct PROCESS_IMAGE final {
 
  private:
   friend USER_PROCESS;
-  friend KERNEL_PROCESS;
+  friend KERNEL_TASK;
+
   friend class UserProcessScheduler;
 
   ImagePtr fCode;
diff --git a/dev/kernel/KernelKit/KernelTaskScheduler.h b/dev/kernel/KernelKit/KernelTaskScheduler.h
index ca10003f..ed33ceba 100644
--- a/dev/kernel/KernelKit/KernelTaskScheduler.h
+++ b/dev/kernel/KernelKit/KernelTaskScheduler.h
@@ -12,4 +12,17 @@
 
 #include <ArchKit/ArchKit.h>
 #include <KernelKit/CoreProcessScheduler.h>
-#include <KernelKit/LockDelegate.h>
\ No newline at end of file
+#include <KernelKit/LockDelegate.h>
+
+namespace Kernel {
+struct KERNEL_TASK;
+
+struct KERNEL_TASK final {
+  Char               Name[kSchedNameLen] = {"KERNEL_TASK"};
+  ProcessSubsystem   SubSystem{ProcessSubsystem::kProcessSubsystemInvalid};
+  HAL::StackFramePtr StackFrame{nullptr};
+  UInt8*             StackReserve{nullptr};
+  SizeT              StackSize{kSchedMaxStackSz};
+  PROCESS_IMAGE      Image{};
+};
+}  // namespace Kernel
\ No newline at end of file
diff --git a/dev/kernel/KernelKit/UserProcessScheduler.h b/dev/kernel/KernelKit/UserProcessScheduler.h
index 3ed3cbfe..42855e11 100644
--- a/dev/kernel/KernelKit/UserProcessScheduler.h
+++ b/dev/kernel/KernelKit/UserProcessScheduler.h
@@ -17,16 +17,6 @@
 #include <KernelKit/User.h>
 #include <NewKit/MutableArray.h>
 
-#define kSchedMinMicroTime (AffinityKind::kStandard)
-#define kSchedInvalidPID (-1)
-#define kSchedProcessLimitPerTeam (32U)
-#define kSchedTeamCount (256U)
-
-#define kSchedMaxMemoryLimit gib_cast(128) /* max physical memory limit */
-#define kSchedMaxStackSz mib_cast(8)       /* maximum stack size */
-
-#define kSchedNameLen (128U)
-
 ////////////////////////////////////////////////////
 // Last revision date is: Fri Mar 28 2025		  //
 ////////////////////////////////////////////////////
diff --git a/dev/kernel/src/Network/IPCMsg.cc b/dev/kernel/src/Network/IPCMsg.cc
index e89e7c1b..cff19cfa 100644
--- a/dev/kernel/src/Network/IPCMsg.cc
+++ b/dev/kernel/src/Network/IPCMsg.cc
@@ -101,7 +101,6 @@ Bool ipc_construct_packet(_Output IPC_MSG** pckt_in) {
 Bool IPC_MSG::Pass(IPC_MSG* src, IPC_MSG* target) noexcept {
   if (src && target && (target != src)) {
     if (src->IpcMsgSz > target->IpcMsgSz) return No;
-
     if (target->IpcMsgSz > src->IpcMsgSz) return No;
 
     rt_copy_memory(src->IpcData, target->IpcData, src->IpcMsgSz);
-- 
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