Added the Diamond Stealth 64 VRAM (S3 Vision964) and its Brooktree BT485 RAM DAC;

Removed the ExpertColor S3 Vision868 card;
Rewritten the ICD2061 clock chip and moved the Diamond Stealth 32 back to the main branch as it's now fixed;
Fixed the Y offset of the 64x64 hardware cursor of the Cirrus Logic cards.

src/video/vid_icd2061.h

@@ -1,17 +1,31 @@
-/* Copyright holders: Sarah Walker
-   see COPYING for more details
-*/
+/*
+ * 86Box	A hypervisor and IBM PC system emulator that specializes in
+ *		running old operating systems and software designed for IBM
+ *		PC systems and compatibles from 1981 through fairly recent
+ *		system designs based on the PCI bus.
+ *
+ *		This file is part of the 86Box distribution.
+ *
+ *		ICD2061 clock generator emulation header.
+ *
+ *		Used by ET4000w32/p (Diamond Stealth 32)
+ *
+ * Version:	@(#)vid_icd2061.h	1.0.0	2018/09/30
+ *
+ * Authors:	Miran Grca, <mgrca8@gmail.com>
+ *
+ *		Copyright 2018 Miran Grca.
+ */
 typedef struct icd2061_t
 {
-        int state;
-        int status;
-        int pos;
-        int unlock;
-        uint32_t data;
+	svga_t svga;
+        float freq[3];
 
-        double freq[4];
-        uint32_t ctrl;
+	int count, bit_count;
+	int unlocked, state;
+        uint32_t data, ctrl;
 } icd2061_t;
 
 void icd2061_write(icd2061_t *icd2061, int val);
-double icd2061_getfreq(icd2061_t *icd2061, int i);
+void icd2061_init(icd2061_t *icd2061);
+float icd2061_getclock(int clock, void *p);