mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 17:07:38 +00:00
104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
/*
|
|
* dma.h - Blackfin DMA defines/structures/etc...
|
|
*
|
|
* Copyright 2004-2008 Analog Devices Inc.
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#ifndef _BLACKFIN_DMA_H_
|
|
#define _BLACKFIN_DMA_H_
|
|
|
|
#include <linux/types.h>
|
|
#ifdef __ADSPBF60x__
|
|
#include <asm/mach-common/bits/dde.h>
|
|
#else
|
|
#include <asm/mach-common/bits/dma.h>
|
|
#endif
|
|
|
|
struct dmasg_large {
|
|
void *next_desc_addr;
|
|
u32 start_addr;
|
|
u16 cfg;
|
|
u16 x_count;
|
|
s16 x_modify;
|
|
u16 y_count;
|
|
s16 y_modify;
|
|
} __attribute__((packed));
|
|
|
|
struct dmasg {
|
|
u32 start_addr;
|
|
u16 cfg;
|
|
u16 x_count;
|
|
s16 x_modify;
|
|
u16 y_count;
|
|
s16 y_modify;
|
|
} __attribute__((packed));
|
|
|
|
struct dma_register {
|
|
#ifdef __ADSPBF60x__
|
|
void *next_desc_ptr; /* DMA Next Descriptor Pointer register */
|
|
u32 start_addr; /* DMA Start address register */
|
|
u32 config; /* DMA Configuration register */
|
|
|
|
u32 x_count; /* DMA x_count register */
|
|
s32 x_modify; /* DMA x_modify register */
|
|
u32 y_count; /* DMA y_count register */
|
|
s32 y_modify; /* DMA y_modify register */
|
|
u32 __pad0[2];
|
|
|
|
void *curr_desc_ptr; /* DMA Curr Descriptor Pointer register */
|
|
void *prev_desc_ptr; /* DMA Prev Descriptor Pointer register */
|
|
void *curr_addr; /* DMA Current Address Pointer register */
|
|
u32 status; /* DMA irq status register */
|
|
u32 curr_x_count; /* DMA Current x-count register */
|
|
u32 curr_y_count; /* DMA Current y-count register */
|
|
u32 __pad1[2];
|
|
|
|
u32 bw_limit; /* DMA Bandwidth Limit Count */
|
|
u32 curr_bw_limit; /* DMA curr Bandwidth Limit Count */
|
|
u32 bw_monitor; /* DMA Bandwidth Monitor Count */
|
|
u32 curr_bw_monitor; /* DMA curr Bandwidth Monitor Count */
|
|
#else
|
|
void *next_desc_ptr; /* DMA Next Descriptor Pointer register */
|
|
u32 start_addr; /* DMA Start address register */
|
|
|
|
u16 config; /* DMA Configuration register */
|
|
u16 dummy1; /* DMA Configuration register */
|
|
|
|
u32 reserved;
|
|
|
|
u16 x_count; /* DMA x_count register */
|
|
u16 dummy2;
|
|
|
|
s16 x_modify; /* DMA x_modify register */
|
|
u16 dummy3;
|
|
|
|
u16 y_count; /* DMA y_count register */
|
|
u16 dummy4;
|
|
|
|
s16 y_modify; /* DMA y_modify register */
|
|
u16 dummy5;
|
|
|
|
void *curr_desc_ptr; /* DMA Current Descriptor Pointer register */
|
|
|
|
u32 curr_addr_ptr; /* DMA Current Address Pointer register */
|
|
|
|
u16 status; /* DMA irq status register */
|
|
u16 dummy6;
|
|
|
|
u16 peripheral_map; /* DMA peripheral map register */
|
|
u16 dummy7;
|
|
|
|
u16 curr_x_count; /* DMA Current x-count register */
|
|
u16 dummy8;
|
|
|
|
u32 reserved2;
|
|
|
|
u16 curr_y_count; /* DMA Current y-count register */
|
|
u16 dummy9;
|
|
|
|
u32 reserved3;
|
|
#endif
|
|
};
|
|
|
|
#endif
|