2018-05-06 21:58:06 +00:00
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/* SPDX-License-Identifier: GPL-2.0+ */
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2008-03-26 14:52:36 +00:00
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/*
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* Copyright (C) 2008 Freescale Semiconductor, Inc.
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* Dave Liu <daveliu@freescale.com>
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*/
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#ifndef __FIS_H__
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#define __FIS_H__
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/*
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* Register - Host to Device FIS
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*/
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typedef struct sata_fis_h2d {
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u8 fis_type;
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u8 pm_port_c;
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u8 command;
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u8 features;
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u8 lba_low;
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u8 lba_mid;
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u8 lba_high;
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u8 device;
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u8 lba_low_exp;
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u8 lba_mid_exp;
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u8 lba_high_exp;
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u8 features_exp;
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u8 sector_count;
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u8 sector_count_exp;
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u8 res1;
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u8 control;
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u8 res2[4];
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} __attribute__ ((packed)) sata_fis_h2d_t;
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/*
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* Register - Host to Device FIS for read/write FPDMA queued
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*/
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typedef struct sata_fis_h2d_ncq {
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u8 fis_type;
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u8 pm_port_c;
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u8 command;
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u8 sector_count_low;
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u8 lba_low;
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u8 lba_mid;
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u8 lba_high;
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u8 device;
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u8 lba_low_exp;
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u8 lba_mid_exp;
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u8 lba_high_exp;
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u8 sector_count_high;
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u8 tag;
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u8 res1;
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u8 res2;
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u8 control;
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u8 res3[4];
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} __attribute__ ((packed)) sata_fis_h2d_ncq_t;
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/*
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* Register - Device to Host FIS
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*/
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typedef struct sata_fis_d2h {
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u8 fis_type;
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u8 pm_port_i;
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u8 status;
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u8 error;
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u8 lba_low;
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u8 lba_mid;
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u8 lba_high;
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u8 device;
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u8 lba_low_exp;
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u8 lba_mid_exp;
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u8 lba_high_exp;
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u8 res1;
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u8 sector_count;
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u8 sector_count_exp;
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u8 res2[2];
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u8 res3[4];
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} __attribute__ ((packed)) sata_fis_d2h_t;
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/*
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* DMA Setup - Device to Host or Host to Device FIS
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*/
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typedef struct sata_fis_dma_setup {
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u8 fis_type;
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u8 pm_port_dir_int_act;
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u8 res1;
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u8 res2;
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u32 dma_buffer_id_low;
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u32 dma_buffer_id_high;
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u32 res3;
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u32 dma_buffer_offset;
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u32 dma_transfer_count;
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u32 res4;
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} __attribute__ ((packed)) sata_fis_dma_setup_t;
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/*
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* PIO Setup - Device to Host FIS
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*/
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typedef struct sata_fis_pio_setup {
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u8 fis_type;
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u8 pm_port_dir_int;
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u8 status;
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u8 error;
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u8 lba_low;
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u8 lba_mid;
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u8 lba_high;
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u8 res1;
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u8 lba_low_exp;
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u8 lba_mid_exp;
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u8 lba_high_exp;
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u8 res2;
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u8 sector_count;
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u8 sector_count_exp;
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u8 res3;
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u8 e_status;
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u16 transfer_count;
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u16 res4;
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} __attribute__ ((packed)) sata_fis_pio_setup_t;
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/*
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* Data - Host to Device or Device to Host FIS
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*/
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typedef struct sata_fis_data {
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u8 fis_type;
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u8 pm_port;
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u8 res1;
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u8 res2;
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u32 data[2048];
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} __attribute__ ((packed)) sata_fis_data_t;
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/* fis_type - SATA FIS type
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*/
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enum sata_fis_type {
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SATA_FIS_TYPE_REGISTER_H2D = 0x27,
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SATA_FIS_TYPE_REGISTER_D2H = 0x34,
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SATA_FIS_TYPE_DMA_ACT_D2H = 0x39,
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SATA_FIS_TYPE_DMA_SETUP_BI = 0x41,
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SATA_FIS_TYPE_DATA_BI = 0x46,
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SATA_FIS_TYPE_BIST_ACT_BI = 0x58,
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SATA_FIS_TYPE_PIO_SETUP_D2H = 0x5F,
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SATA_FIS_TYPE_SET_DEVICE_BITS_D2H = 0xA1,
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};
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#endif /* __FIS_H__ */
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