1 files changed, 36 insertions, 0 deletions
diff --git a/dev/DDKit/KernelCall.c b/dev/DDKit/KernelCall.c
new file mode 100644
index 00000000..17e6640d
--- /dev/null
+++ b/dev/DDKit/KernelCall.c
@@ -0,0 +1,36 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+	Purpose: DDK kernel call.
+
+------------------------------------------- */
+
+#include <DDKit/KernelStd.h>
+#include <stdarg.h>
+
+/// @brief this is an internal call, do not use it.
+DK_EXTERN __attribute__((naked)) void* __kernelCallDispatch(const char* name, int32_t cnt, void* data, size_t sz);
+
+/// @brief Interupt kernel
+/// @param kernelRpcName RPC name
+/// @param cnt number of elements in **data** pointer.
+/// @param data data pointer.
+/// @param sz The size of the whole data pointer.
+/// @retval void* kernel call was successful.
+/// @retval nil kernel call failed, call kernelLastError(void)
+DK_EXTERN void* kernelCall(const char* kernelRpcName, int32_t cnt, void* data, size_t sz)
+{
+	if (!kernelRpcName || cnt == 0)
+		return nil;
+
+	return __kernelCallDispatch(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);
+}