From 397bf5192a44ea95a82a9792cb7a8a23b112bb3e Mon Sep 17 00:00:00 2001
From: Nebuleon Fumika
Date: Sun, 3 Feb 2013 15:29:05 -0500
Subject: Add some forgotten DMA files.

---
 source/nds/dma_adj.c | 26 ++++++++++++++++++++++++++
 source/nds/dma_adj.h | 25 +++++++++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100644 source/nds/dma_adj.c
 create mode 100644 source/nds/dma_adj.h

(limited to 'source')

diff --git a/source/nds/dma_adj.c b/source/nds/dma_adj.c
new file mode 100644
index 0000000..8b6f9ad
--- /dev/null
+++ b/source/nds/dma_adj.c
@@ -0,0 +1,26 @@
+#include "ds2_malloc.h"
+#include "dma_adj.h"
+
+#ifdef DS2_DMA
+
+struct SPointerAdjustments PtrAdj;
+
+void* AlignedMalloc (unsigned int Size, unsigned int Alignment, unsigned int* Adjustment)
+{
+	if (Alignment == 0) Alignment = 1;
+
+	unsigned char* result = (unsigned char*) malloc(Size + Alignment);
+	if (!result) {
+		return result;
+	} else {
+		*Adjustment = Alignment - ((unsigned int) result & (Alignment - 1));
+		return (void*) (result + *Adjustment);
+	}
+}
+
+void AlignedFree (void* Memory, unsigned int Adjustment)
+{
+	free((void*) ((unsigned char*) Memory - Adjustment));
+}
+
+#endif // DS2_DMA
diff --git a/source/nds/dma_adj.h b/source/nds/dma_adj.h
new file mode 100644
index 0000000..62b0098
--- /dev/null
+++ b/source/nds/dma_adj.h
@@ -0,0 +1,25 @@
+#ifndef _DMA_ADJ_H_
+#define _DMA_ADJ_H_
+
+#ifdef DS2_DMA
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct SPointerAdjustments {
+	unsigned int  GFXScreen;
+};
+
+extern struct SPointerAdjustments PtrAdj;
+
+extern void* AlignedMalloc (unsigned int Size, unsigned int Alignment, unsigned int* Adjustment);
+extern void AlignedFree (void* Memory, unsigned int Adjustment);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // DS2_DMA
+
+#endif // !_DMA_ADJ_H_
-- 
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