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Diffstat (limited to 'include')
| -rw-r--r-- | include/fis.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/include/fis.h b/include/fis.h new file mode 100644 index 0000000..2040b50 --- /dev/null +++ b/include/fis.h @@ -0,0 +1,156 @@ +/* + * Copyright (C) 2008 Freescale Semiconductor, Inc. + * Dave Liu <daveliu@freescale.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + */ + +#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__ */ |