blob: 8aef5aa0e01bddb81f715ab92d584d9494f92b28 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
/*
* linux/include/asm-arm/hardware/memc.h
*
* Copyright (C) Russell King.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#define VDMA_ALIGNMENT PAGE_SIZE
#define VDMA_XFERSIZE 16
#define VDMA_INIT 0
#define VDMA_START 1
#define VDMA_END 2
#ifndef __ASSEMBLY__
extern void memc_write(unsigned int reg, unsigned long val);
#define video_set_dma(start,end,offset) \
do { \
memc_write (VDMA_START, (start >> 2)); \
memc_write (VDMA_END, (end - VDMA_XFERSIZE) >> 2); \
memc_write (VDMA_INIT, (offset >> 2)); \
} while (0)
#endif
|
