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-rw-r--r--include/fis.h156
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+/*
+ * 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__ */