Support new SPU voice approach

src/Library/src/SPU/spu.cpp

@@ -4,7 +4,28 @@
 #include <PSX/SPU/spu.hpp>
 #include <stddef.hpp>
 
+#include <stdio.hpp>
+
 namespace JabyEngine {
     namespace SPU {
+        SRAM_Adr Voice :: allocate(size_t size) const {
+            Voice::stop();
+            const auto voice_id = Voice::get_id();
+            const auto adr      = static_cast<SRAM_Adr>(reinterpret_cast<uintptr_t>(SPU_MMU::allocate(voice_id, size)));
+
+            SPU_IO::Voice[voice_id].adr.write({adr});
+            return adr;
+        }
+
+        SRAM_Adr Voice :: allocate(SPU_IO::SampleRate frequency, size_t size) const {
+            const auto result = Voice::allocate(size);
+            Voice::set_sample_rate(frequency);
+            return result;
+        }
+
+        void Voice :: deallocate() const {
+            Voice::stop();
+            SPU_MMU::deallocate(Voice::get_id());
+        }
     }
 }