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/*-
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* BSD LICENSE
*
* Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/isci/scil/intel_sata.h 231689 2012-02-14 15:58:49Z jimharris $
*/
#ifndef _SATA_H_
#define _SATA_H_
#include <dev/isci/types.h>
/**
* @file
*
* @brief This file defines all of the SATA releated constants, enumerations,
* and types. Please note that this file does not necessarily contain
* an exhaustive list of all contants and commands.
*/
/**
* @name SATA FIS Types
*
* These constants depict the various SATA FIS types devined in the serial ATA
* specification.
*/
/*@{*/
#define SATA_FIS_TYPE_REGH2D 0x27
#define SATA_FIS_TYPE_REGD2H 0x34
#define SATA_FIS_TYPE_SETDEVBITS 0xA1
#define SATA_FIS_TYPE_DMA_ACTIVATE 0x39
#define SATA_FIS_TYPE_DMA_SETUP 0x41
#define SATA_FIS_TYPE_BIST_ACTIVATE 0x58
#define SATA_FIS_TYPE_PIO_SETUP 0x5F
#define SATA_FIS_TYPE_DATA 0x46
/*@}*/
#define SATA_REGISTER_FIS_SIZE 0x20
/**
* @struct SATA_FIS_HEADER
*
* @brief This is the common definition for a SATA FIS Header word. A
* different header word is defined for any FIS type that does not use
* the standard header.
*/
typedef struct SATA_FIS_HEADER
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved :1;
U32 direction_flag :1; // direction
U32 interrupt_flag :1;
U32 command_flag :1; // command, auto_activate, or notification
U32 status :8;
U32 error :8;
} SATA_FIS_HEADER_T;
/**
* @struct SATA_FIS_REG_H2D
*
* @brief This is the definition for a SATA Host to Device Register FIS.
*/
typedef struct SATA_FIS_REG_H2D
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved0 :3;
U32 command_flag :1;
U32 command :8;
U32 features :8;
U32 lba_low :8; // word 1
U32 lba_mid :8;
U32 lba_high :8;
U32 device :8;
U32 lba_low_exp :8; // word 2
U32 lba_mid_exp :8;
U32 lba_high_exp :8;
U32 features_exp :8;
U32 sector_count :8; // word 3
U32 sector_count_exp :8;
U32 reserved1 :8;
U32 control :8;
U32 reserved2; // word 4
} SATA_FIS_REG_H2D_T;
/**
* @struct SATA_FIS_REG_D2H
*
* @brief SATA Device To Host FIS
*/
typedef struct SATA_FIS_REG_D2H
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved0 :2;
U32 irq :1;
U32 reserved1 :1;
U32 status :8;
U32 error :8;
U8 lba_low; // word 1
U8 lba_mid;
U8 lba_high;
U8 device;
U8 lba_low_exp; // word 2
U8 lba_mid_exp;
U8 lba_high_exp;
U8 reserved;
U8 sector_count; // word 3
U8 sector_count_exp;
U16 reserved2;
U32 reserved3;
} SATA_FIS_REG_D2H_T;
/**
* Status field bit definitions
*/
#define SATA_FIS_STATUS_DEVBITS_MASK (0x77)
/**
* @struct SATA_FIS_SET_DEV_BITS
*
* @brief SATA Set Device Bits FIS
*/
typedef struct SATA_FIS_SET_DEV_BITS
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved0 :2;
U32 irq :1;
U32 notification :1;
U32 status_low :4;
U32 status_high :4;
U32 error :8;
U32 s_active; // word 1
} SATA_FIS_SET_DEV_BITS_T;
/**
* @struct SATA_FIS_DMA_ACTIVATE
*
* @brief SATA DMA Activate FIS
*/
typedef struct SATA_FIS_DMA_ACTIVATE
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved0 :24;
} SATA_FIS_DMA_ACTIVATE_T;
/**
* The lower 5 bits in the DMA Buffer ID Low field of the DMA Setup
* are used to communicate the command tag.
*/
#define SATA_DMA_SETUP_TAG_ENABLE 0x1F
#define SATA_DMA_SETUP_AUTO_ACT_ENABLE 0x80
/**
* @struct SATA_FIS_DMA_SETUP
*
* @brief SATA DMA Setup FIS
*/
typedef struct SATA_FIS_DMA_SETUP
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved_00 :1;
U32 direction :1;
U32 irq :1;
U32 auto_activate :1;
U32 reserved_01 :16;
U32 dma_buffer_id_low; // word 1
U32 dma_buffer_id_high; // word 2
U32 reserved0; // word 3
U32 dma_buffer_offset; // word 4
U32 dma_transfer_count; // word 5
U32 reserved1; // word 6
} SATA_FIS_DMA_SETUP_T;
/**
* @struct SATA_FIS_BIST_ACTIVATE
*
* @brief SATA BIST Activate FIS
*/
typedef struct SATA_FIS_BIST_ACTIVATE
{
U32 fis_type :8; // word 0
U32 reserved0 :8;
U32 pattern_definition :8;
U32 reserved1 :8;
U32 data1; // word 1
U32 data2; // word 1
} SATA_FIS_BIST_ACTIVATE_T;
/*
* SATA PIO Setup FIS
*/
typedef struct SATA_FIS_PIO_SETUP
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved_00 :1;
U32 direction :1;
U32 irq :1;
U32 reserved_01 :1;
U32 status :8;
U32 error :8;
U32 lba_low :8; // word 1
U32 lba_mid :8;
U32 lba_high :8;
U32 device :8;
U32 lba_low_exp :8; // word 2
U32 lba_mid_exp :8;
U32 lba_high_exp :8;
U32 reserved :8;
U32 sector_count :8; // word 3
U32 sector_count_exp :8;
U32 reserved1 :8;
U32 ending_status :8;
U32 transfter_count :16; // word 4
U32 reserved3 :16;
} SATA_FIS_PIO_SETUP_T;
/**
* @struct SATA_FIS_DATA
*
* @brief SATA Data FIS
*/
typedef struct SATA_FIS_DATA
{
U32 fis_type :8; // word 0
U32 pm_port :4;
U32 reserved0 :24;
U8 data[4]; // word 1
} SATA_FIS_DATA_T;
#endif // _SATA_H_