blob: dc9ed10f0225acccd2e12d790a0df5669545f719
1 | /* |
2 | * Copyright (C) 2015 Amlogic, Inc. All rights reserved. |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License as published by |
6 | * the Free Software Foundation; either version 2 of the License, or |
7 | * (at your option) any later version. |
8 | * |
9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
12 | * more details. |
13 | * |
14 | */ |
15 | |
16 | #ifndef CANVAS_H |
17 | #define CANVAS_H |
18 | |
19 | #define CANVAS_ADDR_LMASK 0x1fffffff |
20 | #define CANVAS_WIDTH_LMASK 0x7 |
21 | #define CANVAS_WIDTH_LWID 3 |
22 | #define CANVAS_WIDTH_LBIT 29 |
23 | |
24 | #define CANVAS_WIDTH_HMASK 0x1ff |
25 | #define CANVAS_WIDTH_HBIT 0 |
26 | #define CANVAS_HEIGHT_MASK 0x1fff |
27 | #define CANVAS_HEIGHT_BIT 9 |
28 | #define CANVAS_YWRAP (1<<23) |
29 | #define CANVAS_XWRAP (1<<22) |
30 | #define CANVAS_ADDR_NOWRAP 0x00 |
31 | #define CANVAS_ADDR_WRAPX 0x01 |
32 | #define CANVAS_ADDR_WRAPY 0x02 |
33 | #define CANVAS_BLKMODE_MASK 3 |
34 | #define CANVAS_BLKMODE_BIT 24 |
35 | #define CANVAS_BLKMODE_LINEAR 0x00 |
36 | #define CANVAS_BLKMODE_32X32 0x01 |
37 | #define CANVAS_BLKMODE_64X32 0x02 |
38 | |
39 | #define CANVAS_LUT_INDEX_BIT 0 |
40 | #define CANVAS_LUT_INDEX_MASK 0x7 |
41 | #define CANVAS_LUT_WR_EN (0x2 << 8) |
42 | #define CANVAS_LUT_RD_EN (0x1 << 8) |
43 | |
44 | typedef struct { |
45 | ulong addr; |
46 | u32 width; |
47 | u32 height; |
48 | u32 wrap; |
49 | u32 blkmode; |
50 | } canvas_t; |
51 | |
52 | #define OSD1_CANVAS_INDEX 0x40 |
53 | #define OSD2_CANVAS_INDEX 0x43 |
54 | |
55 | extern void canvas_init(void); |
56 | |
57 | extern void canvas_config(u32 index, ulong addr, u32 width, |
58 | u32 height, u32 wrap, u32 blkmode); |
59 | |
60 | extern void canvas_read(u32 index, canvas_t *p); |
61 | |
62 | extern void canvas_copy(unsigned src, unsigned dst); |
63 | |
64 | extern void canvas_update_addr(u32 index, u32 addr); |
65 | |
66 | extern unsigned int canvas_get_addr(u32 index); |
67 | |
68 | #endif /* CANVAS_H */ |
69 |