omrasopsvar.h revision 1.1.4.2 1 /* $NetBSD: omrasopsvar.h,v 1.1.4.2 2017/12/03 11:36:23 jdolecek Exp $ */
2 /*
3 * Copyright (c) 2013 Kenji Aoyama
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 /*
19 * Base addresses of LUNA's frame buffer
20 * XXX: We consider only 1bpp and 4bpp for now
21 */
22
23 #define OMFB_PLANEMASK 0xB1040000 /* BMSEL register */
24 #define OMFB_FB_WADDR 0xB1080008 /* common plane */
25 #define OMFB_FB_RADDR 0xB10C0008 /* plane #0 */
26 #define OMFB_ROPFUNC 0xB12C0000 /* common ROP function */
27
28 /*
29 * Helper macros
30 */
31 #define W(addr) ((uint32_t *)(addr))
32 #define R(addr) ((uint32_t *)((uint8_t *)(addr) + 0x40000))
33 #define P0(addr) ((uint32_t *)((uint8_t *)(addr) + 0x40000))
34 #define P1(addr) ((uint32_t *)((uint8_t *)(addr) + 0x80000))
35 #define P2(addr) ((uint32_t *)((uint8_t *)(addr) + 0xC0000))
36 #define P3(addr) ((uint32_t *)((uint8_t *)(addr) + 0x100000))
37
38 /*
39 * ROP function
40 *
41 * LUNA's frame buffer uses Hitach HM53462 video RAM, which has raster
42 * (logic) operation, or ROP, function. To use ROP function on LUNA, write
43 * a 32bit `mask' value to the specified address corresponding to each ROP
44 * logic.
45 *
46 * D: the data writing to the video RAM
47 * M: the data already stored on the video RAM
48 */
49
50 /* operation index the video RAM contents will be */
51 #define ROP_ZERO 0 /* all 0 */
52 #define ROP_AND1 1 /* D & M */
53 #define ROP_AND2 2 /* ~D & M */
54 /* Not used on LUNA 3 */
55 #define ROP_AND3 4 /* D & ~M */
56 #define ROP_THROUGH 5 /* D */
57 #define ROP_EOR 6 /* (~D & M) | (D & ~M) */
58 #define ROP_OR1 7 /* D | M */
59 #define ROP_NOR 8 /* ~D | ~M */
60 #define ROP_ENOR 9 /* (D & M) | (~D & ~M) */
61 #define ROP_INV1 10 /* ~D */
62 #define ROP_OR2 11 /* ~D | M */
63 #define ROP_INV2 12 /* ~M */
64 #define ROP_OR3 13 /* D | ~M */
65 #define ROP_NAND 14 /* ~D | ~M */
66 #define ROP_ONE 15 /* all 1 */
67
68 int omrasops1_init(struct rasops_info *, int, int);
69 int omrasops4_init(struct rasops_info *, int, int);
70