PDP11: NG, Knight display.

display/ng.h

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+/*
+ * Copyright (c) 2018 Lars Brinkhoff
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the names of the authors shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization
+ * from the authors.
+ */
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+#ifndef SIM_DEFS_H_
+typedef unsigned short uint16;
+typedef int int32;
+typedef unsigned int uint32;
+#endif /* SIM_DEFS_H_ */
+
+/* Hardware type. */
+#define TYPE_DAZZLE  1
+#define TYPE_LOGO    2
+
+/*
+ * The PIX_SCALE #define establishes the initial default display scale
+ * factor; to change from the default scale factor, set ng_scale
+ * before calling ng_init().
+ */
+#ifndef PIX_SCALE
+#define PIX_SCALE RES_FULL
+#endif
+extern int ng_type;
+extern int ng_scale;
+
+extern int32 ng_get_csr(void);
+extern int32 ng_get_reloc(void);
+extern void ng_set_csr(uint16);
+extern void ng_set_reloc(uint16);
+
+extern int  ng_init(void *, int);
+extern int  ng_cycle(int, int);
+
+extern int  ng_fetch(uint32, uint16 *);       /* get a display-file word */
+extern int  ng_store(uint32, uint16);
+
+#if defined(__cplusplus)
+}
+#endif