1 files changed, 98 insertions, 0 deletions
diff --git a/bsps/lm32/include/bsp/milkymist_tmu.h b/bsps/lm32/include/bsp/milkymist_tmu.h
new file mode 100644
index 0000000000..94f8394ef7
--- /dev/null
+++ b/bsps/lm32/include/bsp/milkymist_tmu.h
@@ -0,0 +1,98 @@
+/**
+ * @file
+ * @ingroup lm32_milkymist_tmu lm32_milkymist_shared
+ * @brief Milkymist TMU driver
+ */
+
+/*  milkymist_tmu.h
+ *
+ *  Milkymist TMU driver for RTEMS
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.org/license/LICENSE.
+ *
+ *  COPYRIGHT (c) 2010 Sebastien Bourdeauducq
+ */
+
+/**
+ * @defgroup lm32_milkymist_tmu Milkymist TMU
+ * @ingroup lm32_milkymist_shared
+ * @brief Milkymist TMU driver
+ * @{
+ */
+
+#ifndef __MILKYMIST_TMU_H_
+#define __MILKYMIST_TMU_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Ioctls */
+#define TMU_EXECUTE             0x5400
+#define TMU_EXECUTE_NONBLOCK    0x5401
+#define TMU_EXECUTE_WAIT        0x5402
+
+struct tmu_vertex {
+  int x;
+  int y;
+} __attribute__((packed));
+
+struct tmu_td {
+  unsigned int flags;
+  unsigned int hmeshlast;
+  unsigned int vmeshlast;
+  unsigned int brightness;
+  unsigned short chromakey;
+  struct tmu_vertex *vertices;
+  unsigned short *texfbuf;
+  unsigned int texhres;
+  unsigned int texvres;
+  unsigned int texhmask;
+  unsigned int texvmask;
+  unsigned short *dstfbuf;
+  unsigned int dsthres;
+  unsigned int dstvres;
+  int dsthoffset;
+  int dstvoffset;
+  unsigned int dstsquarew;
+  unsigned int dstsquareh;
+  unsigned int alpha;
+
+  bool invalidate_before;
+  bool invalidate_after;
+};
+
+#define TMU_BRIGHTNESS_MAX     (63)
+#define TMU_MASK_NOFILTER      (0x3ffc0)
+#define TMU_MASK_FULL          (0x3ffff)
+#define TMU_FIXEDPOINT_SHIFT   (6)
+#define TMU_ALPHA_MAX          (63)
+#define TMU_MESH_MAXSIZE       (128)
+
+#define TMU_FLAG_CHROMAKEY     (2)
+#define TMU_FLAG_ADDITIVE      (4)
+
+rtems_device_driver tmu_initialize(
+  rtems_device_major_number major,
+  rtems_device_minor_number minor,
+  void *arg
+);
+
+rtems_device_driver tmu_control(
+  rtems_device_major_number major,
+  rtems_device_minor_number minor,
+  void *arg
+);
+
+#define TMU_DRIVER_TABLE_ENTRY {tmu_initialize, \
+NULL, NULL, NULL, NULL, tmu_control}
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MILKYMIST_TMU_H_ */