/*
 * Copyright (c) LOTUS. All rights reserved.
 */
#ifndef HW_DECOMPRESS_V1_H
#define HW_DECOMPRESS_V1_H

#include <asm/arch/platform.h>

#define PAGE_SIZE       4096
#define page_nr(x) (((x) + PAGE_SIZE - 1) / PAGE_SIZE)

/* The base address for emar */
#define HW_DEC_REG_BASE_ADDR    (GZIP_REG_BASE)

/* The global init registers for emar interface */
#define EAMR_RID_REG_OFST   0x0110UL
#define EAMR_ROSD_REG_OFST  0x0114UL
#define EAMR_WID_REG_OFST   0x0128UL
#define EAMR_WOSD_REG_OFST  0x012CUL

/* The enable register */
#define EAMR_WORK_EN_REG_OFST 0x0118UL

#define DPRS_DATA_SRC_BADDR 0x2058UL
#define DPRS_DATA_SRC_LEN   0x205CUL

/* Decompress parameter reigsters for page address */
#define DPRS_DATA_RTN_BADDR 0x2038UL
#define DPRS_DATA_RTN_LEN   0x203CUL

/* Decompress parameter registers for page data */
#define DPRS_DATA_INFO_BADDR 0x2030UL
#define DPRS_DATA_INFO_LEN  0x2034UL

#define DPRS_DATA_CRC32     0x2040UL

#define CRC_CHECK_EN        0x4018UL

/* The status registers */
#define BUF_INFO            0x2098UL
#define DPRS_RTN_INFO       0x209CUL
#define DPRS_RTN_LEN        0x2090UL
#define BUF_INFO_CLR        0x20A8UL
#define RLT_INFO_CLR        0x20ACUL

/* The intr registers */
#define INT_EN_REG_ADDR     0x0130UL
#define INT_STATUS_REG_ADDR 0x013CUL
#define INT_CLEAR_REG_ADDR  0x0148UL

#define TASK_MODE_REG       0x214CUL

/* Define the union u_dprs_data_buf_info */
typedef union {
	/* Define the struct bits */
	struct {
		unsigned int buf_len : 24; /* [23..0] */
		unsigned int buf_id : 2; /* [25..24] */
		unsigned int reserved_1 : 2; /* [27..26] */
		unsigned int eop : 1; /* [28] */
		unsigned int sop : 1; /* [29] */
		unsigned int reserved_0 : 1; /* [30] */
		unsigned int mode : 1; /* [31] */
	} bits;

	/* Define an unsigned member */
	unsigned int u32;
} u_dprs_data_buf_info;

typedef union {
	struct {
		unsigned int buf_id : 2; /* [1:0] */
		unsigned int rsv : 29;   /* [30:2] */
		unsigned int aval_flg : 1;   /* [31] */
	} bits;
	unsigned int u32;
} u_buf_status;

typedef union {
	struct {
		unsigned int err_info : 8;   /* [7:0] */
		unsigned int rsv : 23;   /* [30:8] */
		unsigned int aval_flg : 1;   /* [31] */
	} bits;

	unsigned int u32;
} u_dprs_rtn_status;

/* Define the union U_INT_EN */
typedef union {
	/* Define the struct bits */
	struct {
		unsigned int reserved_0 : 10;
		unsigned int block_intrpt_en : 1; /* [10] */
		unsigned int task_intrpt_en : 1; /* [11] */
		unsigned int reserved_1 : 20; /* [31..12] */
	} bits;

	/* Define an unsigned member */
	unsigned int u32;
} u_intr_en;

typedef union {
	/* Define the struct bits */
	struct {
		unsigned int reserved_0 : 10;
		unsigned int block_intrpt : 1; /* [10] */
		unsigned int task_intrpt : 1; /* [11] */
		unsigned int reserved_1 : 20; /* [31..12] */
	} bits;

	/* Define an unsigned member */
	unsigned int u32;
} u_intr_status;

typedef union {
	/* Define the struct bits */
	struct {
		unsigned int reserved_0 : 10;
		unsigned int block_intrpt_clr : 1; /* [10] */
		unsigned int task_intrpt_clr : 1; /* [11] */
		unsigned int reserved_1 : 20; /* [31..12] */
	} bits;

	/* Define an unsigned member */
	unsigned int u32;
} u_intr_clr;

#endif /* end HW_DECOMPRESS_V1_H */