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kernel_samsung_sm7125/include/asm-mips/rtlx.h

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/*
* Copyright (C) 2004, 2005 MIPS Technologies, Inc. All rights reserved.
*
*/
#ifndef _RTLX_H
#define _RTLX_H_
#define LX_NODE_BASE 10
#define MIPSCPU_INT_BASE 16
#define MIPS_CPU_RTLX_IRQ 0
#define RTLX_VERSION 1
#define RTLX_xID 0x12345600
#define RTLX_ID (RTLX_xID | RTLX_VERSION)
#define RTLX_CHANNELS 8
enum rtlx_state {
RTLX_STATE_UNUSED = 0,
RTLX_STATE_INITIALISED,
RTLX_STATE_REMOTE_READY,
RTLX_STATE_OPENED
};
#define RTLX_BUFFER_SIZE 1024
/* each channel supports read and write.
linux (vpe0) reads lx_buffer and writes rt_buffer
SP (vpe1) reads rt_buffer and writes lx_buffer
*/
typedef struct rtlx_channel {
enum rtlx_state rt_state;
enum rtlx_state lx_state;
int buffer_size;
/* read and write indexes per buffer */
int rt_write, rt_read;
char *rt_buffer;
int lx_write, lx_read;
char *lx_buffer;
void *queues;
} rtlx_channel_t;
typedef struct rtlx_info {
unsigned long id;
enum rtlx_state state;
struct rtlx_channel channel[RTLX_CHANNELS];
} rtlx_info_t;
#endif