From bab201ae1db6905b8c3ad1b7dd1cdd65d8192120 Mon Sep 17 00:00:00 2001
From: Vegard Storheil Eriksen <zyp@jvnv.net>
Date: Sat, 10 Sep 2022 20:23:36 +0200
Subject: litex: Add DMA.

---
 dma/litex_dma.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 dma/litex_dma.h

(limited to 'dma/litex_dma.h')

diff --git a/dma/litex_dma.h b/dma/litex_dma.h
new file mode 100644
index 0000000..142c12c
--- /dev/null
+++ b/dma/litex_dma.h
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <stdint.h>
+#include <mmio/mmio.h>
+
+struct LiteX_Wishbone_DMA_reg_t {
+	volatile uint32_t BASEH;
+	volatile uint32_t BASEL;
+	volatile uint32_t LENGTH;
+	volatile uint32_t ENABLE;
+	volatile uint32_t DONE;
+	volatile uint32_t LOOP;
+	volatile uint32_t OFFSET;
+};
+
+class LiteX_Wishbone_DMA_Reader_t : public mmio_ptr<LiteX_Wishbone_DMA_reg_t> {
+	public:
+		using mmio_ptr<LiteX_Wishbone_DMA_reg_t>::ptr;
+};
+
+class LiteX_Wishbone_DMA_Writer_t : public mmio_ptr<LiteX_Wishbone_DMA_reg_t> {
+	public:
+		using mmio_ptr<LiteX_Wishbone_DMA_reg_t>::ptr;
+};
-- 
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