ata_all.h revision 200008
1/*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/cam/ata/ata_all.h 200008 2009-12-01 23:01:29Z mav $ 27 */ 28 29#ifndef CAM_ATA_ALL_H 30#define CAM_ATA_ALL_H 1 31 32#include <sys/ata.h> 33 34struct ccb_ataio; 35struct cam_periph; 36union ccb; 37 38struct ata_cmd { 39 u_int8_t flags; /* ATA command flags */ 40#define CAM_ATAIO_48BIT 0x01 /* Command has 48-bit format */ 41#define CAM_ATAIO_FPDMA 0x02 /* FPDMA command */ 42#define CAM_ATAIO_CONTROL 0x04 /* Control, not a command */ 43#define CAM_ATAIO_NEEDRESULT 0x08 /* Request requires result. */ 44#define CAM_ATAIO_DMA 0x10 /* DMA command */ 45 46 u_int8_t command; 47 u_int8_t features; 48 49 u_int8_t lba_low; 50 u_int8_t lba_mid; 51 u_int8_t lba_high; 52 u_int8_t device; 53 54 u_int8_t lba_low_exp; 55 u_int8_t lba_mid_exp; 56 u_int8_t lba_high_exp; 57 u_int8_t features_exp; 58 59 u_int8_t sector_count; 60 u_int8_t sector_count_exp; 61 u_int8_t control; 62}; 63 64struct ata_res { 65 u_int8_t flags; /* ATA command flags */ 66#define CAM_ATAIO_48BIT 0x01 /* Command has 48-bit format */ 67 68 u_int8_t status; 69 u_int8_t error; 70 71 u_int8_t lba_low; 72 u_int8_t lba_mid; 73 u_int8_t lba_high; 74 u_int8_t device; 75 76 u_int8_t lba_low_exp; 77 u_int8_t lba_mid_exp; 78 u_int8_t lba_high_exp; 79 80 u_int8_t sector_count; 81 u_int8_t sector_count_exp; 82}; 83 84int ata_version(int ver); 85 86char * ata_op_string(struct ata_cmd *cmd); 87char * ata_cmd_string(struct ata_cmd *cmd, char *cmd_string, size_t len); 88char * ata_res_string(struct ata_res *res, char *res_string, size_t len); 89int ata_command_sbuf(struct ccb_ataio *ataio, struct sbuf *sb); 90int ata_status_sbuf(struct ccb_ataio *ataio, struct sbuf *sb); 91int ata_res_sbuf(struct ccb_ataio *ataio, struct sbuf *sb); 92 93void ata_print_ident(struct ata_params *ident_data); 94 95uint32_t ata_logical_sector_size(struct ata_params *ident_data); 96uint64_t ata_physical_sector_size(struct ata_params *ident_data); 97uint64_t ata_logical_sector_offset(struct ata_params *ident_data); 98 99void ata_28bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint8_t features, 100 uint32_t lba, uint8_t sector_count); 101void ata_48bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint16_t features, 102 uint64_t lba, uint16_t sector_count); 103void ata_ncq_cmd(struct ccb_ataio *ataio, uint8_t cmd, 104 uint64_t lba, uint16_t sector_count); 105void ata_reset_cmd(struct ccb_ataio *ataio); 106void ata_pm_read_cmd(struct ccb_ataio *ataio, int reg, int port); 107void ata_pm_write_cmd(struct ccb_ataio *ataio, int reg, int port, uint32_t val); 108 109void ata_bswap(int8_t *buf, int len); 110void ata_btrim(int8_t *buf, int len); 111void ata_bpack(int8_t *src, int8_t *dst, int len); 112 113int ata_max_pmode(struct ata_params *ap); 114int ata_max_wmode(struct ata_params *ap); 115int ata_max_umode(struct ata_params *ap); 116int ata_max_mode(struct ata_params *ap, int maxmode); 117 118char * ata_mode2string(int mode); 119int ata_string2mode(char *str); 120u_int ata_mode2speed(int mode); 121u_int ata_revision2speed(int revision); 122int ata_speed2revision(u_int speed); 123 124int ata_identify_match(caddr_t identbuffer, caddr_t table_entry); 125int ata_static_identify_match(caddr_t identbuffer, caddr_t table_entry); 126 127#endif 128