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