Annotation of sys/dev/ic/bt458reg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: bt458reg.h,v 1.2 2003/06/02 18:53:18 jason Exp $ */
2:
3: /*
4: * Copyright (c) 2003 Jason L. Wright (jason@thought.net)
5: * All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: *
16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26: * POSSIBILITY OF SUCH DAMAGE.
27: */
28:
29: /*
30: * Brooktree Bt451, Bt457, Bt458 register definitions
31: */
32: #define BT_OV0 0x00 /* overlay 0 */
33: #define BT_OV1 0x01 /* overlay 1 */
34: #define BT_OV2 0x02 /* overlay 2 */
35: #define BT_OV3 0x03 /* overlay 3 */
36: #define BT_RMR 0x04 /* read mask */
37: #define BT_BMR 0x05 /* blink mask */
38: #define BT_CR 0x06 /* control */
39: #define BT_CTR 0x07 /* control/test */
40:
41: #define BTCR_MPLX_5 0x80 /* multiplex select, 5:1 */
42: #define BTCR_MPLX_4 0x00 /* multiplex select, 4:1 */
43: #define BTCR_RAMENA 0x40 /* use color palette RAM */
44: #define BTCR_BLINK_M 0x30 /* blink mask */
45: #define BTCR_BLINK_1648 0x00 /* 16 on, 48 off */
46: #define BTCR_BLINK_1616 0x10 /* 16 on, 16 off */
47: #define BTCR_BLINK_3232 0x20 /* 32 on, 32 off */
48: #define BTCR_BLINK_6464 0x30 /* 64 on, 64 off */
49: #define BTCR_BLINKENA_OV1 0x08 /* OV1 blink enable */
50: #define BTCR_BLINKENA_OV0 0x04 /* OV0 blink enable */
51: #define BTCR_DISPENA_OV1 0x02 /* OV1 display enable */
52: #define BTCR_DISPENA_OV0 0x01 /* OV0 display enable */
53:
54: #define BTCTR_R_ENA 0x01 /* red channel enable */
55: #define BTCTR_G_ENA 0x02 /* green channel enable */
56: #define BTCTR_B_ENA 0x04 /* blue channel enable */
57: #define BTCTR_NIB_M 0x08 /* nibble mask: */
58: #define BTCTR_NIB_LOW 0x08 /* low */
59: #define BTCTR_NIB_HIGH 0x00 /* high */
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