Kernel/PowerPC: did some progress on it, got it booting on ofw.

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

6 files changed, 95 insertions, 9 deletions

diff --git a/FSKit/NewFS.hxx b/FSKit/NewFS.hxx
index c567a3e4..97129e5c 100644
--- a/FSKit/NewFS.hxx
+++ b/FSKit/NewFS.hxx
@@ -56,6 +56,10 @@ struct NewBootBlock
 #define kFlagUnallocated 0x0F
 #define kFlagCatalog     0xFF
 
+#define kKindCatalog 1
+#define kKindDirectory 2
+#define kKindSymlink 3
+
 struct NewCatalog
 {
     hCore::Char Name[kNameLen];
diff --git a/HALKit/PowerPC/Processor.cpp b/HALKit/PowerPC/Processor.cpp
new file mode 100644
index 00000000..6bb4ff65
--- /dev/null
+++ b/HALKit/PowerPC/Processor.cpp
@@ -0,0 +1,68 @@
+/*
+*	========================================================
+*
+*	hCore
+* 	Copyright Mahrouss Logic, all rights reserved.
+*
+* 	========================================================
+*/
+
+#include <HALKit/PowerPC/Processor.hpp>
+#include <KernelKit/DebugOutput.hpp>
+
+extern "C" void flush_tlb() {}
+extern "C" void rt_wait_for_io() {}
+extern "C" hCore::HAL::StackFrame* rt_get_current_context() { }
+
+namespace hCore
+{
+namespace HAL
+{
+    UIntPtr hal_create_page(bool rw, bool user)
+    {
+        return 0;
+    }
+
+    UIntPtr hal_alloc_page(UIntPtr offset, bool rw, bool user)
+    {
+        return 0;
+    }
+}
+
+// @brief wakes up thread.
+// wakes up thread from hang.
+extern void rt_wakeup_thread(HAL::StackFrame* stack)
+{
+
+}
+
+// @brief makes thread sleep.
+// hooks and hangs thread to prevent code from executing.
+extern void rt_hang_thread(HAL::StackFrame* stack)
+{
+
+}
+
+// @brief main HAL entrypoint
+void initialize_hardware_components()
+{
+
+}
+
+void system_io_print(const char *bytes)
+{
+    if (!bytes)
+        return;
+
+    SizeT index = 0;
+    SizeT len = string_length(bytes, 256);
+
+    while (index < len)
+    {
+        // TODO
+        ++index;
+    }
+}
+
+TerminalDevice kcout(hCore::system_io_print, nullptr);
+}
\ No newline at end of file
diff --git a/Source/KMain.cxx b/Source/KMain.cxx
index cc847349..575b283c 100644
--- a/Source/KMain.cxx
+++ b/Source/KMain.cxx
@@ -13,7 +13,6 @@
 
 extern "C" void __KernelMain(hCore::VoidPtr this_image)
 {
-    hCore::Detail::serial_init();
     MUST_PASS(hCore::initialize_hardware_components());
 
     hCore::IFilesystemManager::Mount(new hCore::NewFilesystemManager());
diff --git a/Source/NewFS.cxx b/Source/NewFS.cxx
index 03a72398..28f7c041 100644
--- a/Source/NewFS.cxx
+++ b/Source/NewFS.cxx
@@ -16,14 +16,19 @@ namespace hCore
     
     NewFilesystemManager::~NewFilesystemManager() = default;
 
-    bool NewFilesystemManager::Remove(const char* node)
+    /**
+     * Unallocates a file from disk.
+     * @param node_name it's path.
+     * @return operation status boolean.
+     */
+    bool NewFilesystemManager::Remove(const char* node_name)
     {
-        if (node == nullptr ||
-            *node == 0)
+        if (node_name == nullptr ||
+            *node_name == 0)
             return false;
 
-        if (auto catalog = fIO->GetCatalog(node);
-            catalog->Flags == kFlagCatalog)
+        if (auto catalog = fIO->GetCatalog(node_name);
+            catalog)
             return fIO->RemoveCatalog(*catalog);
         
         return false;
diff --git a/Source/Utils.cxx b/Source/Utils.cxx
index 557632c3..2cfb391a 100644
--- a/Source/Utils.cxx
+++ b/Source/Utils.cxx
@@ -207,3 +207,13 @@ namespace hCore
         return str;
     }
 } // namespace hCore
+
+extern "C" void memset(void* dst, char src, size_t len)
+{
+    hCore::rt_set_memory(dst, src, len);
+}
+
+extern "C" void memcpy(void* dst, void* src, size_t len)
+{
+    hCore::rt_copy_memory(src, dst, len);
+}
\ No newline at end of file
diff --git a/makefile b/makefile
index 96badf62..d267a474 100644
--- a/makefile
+++ b/makefile
@@ -5,16 +5,16 @@ ASM			= nasm
 ASMFLAGS	= -f elf64
 
 # This file is the kernel, responsible of task management, memory, drivers and more.
-KERNEL		= hKernel.bin
+KERNEL		= hKernel.elf
 
 # The kernel entrypoint
 ENTRY		= __KernelMain
 
 # Where the text segment is.
-TEXT		= 0x8000000
+TEXT		= 0x400000
 
 # we want a flat binary 
-FMT			= binary
+FMT			= elf64
 
 .PHONY: kernel-build
 kernel-build: