ata: add the fis struct for SATA

Signed-off-by: Dave Liu <daveliu@freescale.com>

diff --git a/include/fis.h b/include/fis.h
new file mode 100644 (file)
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__ */