u-boot/include/ata.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
9  * "Information Technology - AT Attachment-3 Interface (ATA-3)"
11  * http://www.dt.wdc.com/ata/ata-3/ata3r5v.zip
13  * ftp://ftp.fee.vutbr.cz/pub/doc/io/ata/ata-3/ata3r5v.zip
22  * 8-bit (register) and 16-bit (data) accesses might use different
88 #define ATA_CMD_RD_DMA	0xC8	/* Read DMA (with retries)	*/
90 #define ATA_CMD_WR_DMA	0xCA	/* Write DMA (with retries)	*/
91 #define ATA_CMD_WR_DMAN	0xCB	/* Write DMA ( no  retires)	*/
134 /* ------------------------------------------------------------------------- */
152 	unsigned short	buf_size;	/* 512 byte increments; 0 = not_specified */
160 	unsigned char	capability;	/* bits 0:DMA 1:LBA 2:IORDYsw 3:IORDYsup*/
175 	unsigned short	dma_1word;	/* single-word dma info */
176 	unsigned short	dma_mword;	/* multiple-word dma info */
178 	unsigned short  eide_dma_min;	/* min mword dma cycle time (ns) */
179 	unsigned short  eide_dma_time;	/* recommended mword dma cycle time (ns) */
182 	unsigned short	words69_70[2];	/* reserved words 69-70 */
183 	unsigned short	words71_74[4];	/* reserved words 71-74 */
185 	unsigned short  words76_79[4];	/* reserved words 76-79 */
190 	unsigned short  cfsse;		/* command set-feature supported extensions */
191 	unsigned short  cfs_enable_1;	/* command set-feature enabled */
192 	unsigned short  cfs_enable_2;	/* command set-feature enabled */
193 	unsigned short  csf_default;	/* command set-feature default */
200 	unsigned short	words94_99[6];/* reserved words 94-99 */
201 …/*unsigned long long  lba48_capacity; /--* 4 16bit values containing lba 48 total number of sector…
203 	unsigned short	words104_125[22];/* reserved words 104-125 */
214 					 * 1	en/disabled
221 					 * 1	read-look-ahead
224 	unsigned short	words130_155[26];/* reserved vendor words 130-155 */
226 	unsigned short	words157_159[3];/* reserved vendor words 157-159 */
227 	unsigned short	words160_162[3];/* reserved words 160-162 */
229 	unsigned short	words164_255[92];/* reserved words 164-255 */
236  * See ATA-3 (AT Attachment-3 Interface) documentation, Figure 14 / Table 21
248 /* ------------------------------------------------------------------------- */