COMMIT-07-03-2024-MHR-36

IMP: DDK specification and implementation done.

- Kernel calls I/O support for DDK.
- System calls I/O support for DDK.
- Add Allocation routines for DDK.
- Add Helloconf driver.
- One generic device.

IMPRV:

- GPU driver is now C++ based.
- Fixed icon path inside makefiles.

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

1 files changed, 16 insertions, 6 deletions

diff --git a/DDK/KernelCall.c b/DDK/KernelCall.c
index 7dc5761c..88343abd 100644
--- a/DDK/KernelCall.c
+++ b/DDK/KernelCall.c
@@ -12,15 +12,25 @@
 /// @brief this is an internal call, do not use it.
 DK_EXTERN __attribute__((naked)) void* __kernelDispatchCall(const char* name, int32_t cnt, void* data, size_t sz);
 
-/// @brief Execute a function on the kernel.
-/// @param kernelRpcName the name of the function.
-/// @param cnt number of arguments.
-/// @param
-/// @return
+/// @brief Call kernel (interrupt 0x33)
+/// @param kernelRpcName
+/// @param cnt number of elements in **dat**
+/// @param dat data ptr
+/// @param sz sz of whole data ptr.
+/// @return result of call
 DK_EXTERN void* kernelCall(const char* kernelRpcName, int32_t cnt, void* data, size_t sz)
 {
 	if (!kernelRpcName || cnt == 0)
-		return NIL;
+		return nil;
 
 	return __kernelDispatchCall(kernelRpcName, cnt, data, sz);
 }
+
+
+/// @brief add system call.
+/// @param slot system call slot
+/// @param slotFn, syscall slot.
+DK_EXTERN void  kernelAddSyscall(const int slot, void(*slotFn)(void* a0))
+{
+	kernelCall("AddSyscall", slot, slotFn, 0);
+}
\ No newline at end of file