/* * 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__ */