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 * $FreeBSD$ 27 */ 28 29 #ifndef CAM_ATA_ALL_H 30 #define CAM_ATA_ALL_H 1 31 32 #include <sys/ata.h> 33 34 struct ccb_ataio; 35 struct cam_periph; 36 union ccb; 37 38 #define SID_DMA 0x10 /* Abuse inq_flags bit to track enabled DMA. */ 39 40 struct ata_cmd { 41 u_int8_t flags; /* ATA command flags */ 42 #define CAM_ATAIO_48BIT 0x01 /* Command has 48-bit format */ 43 #define CAM_ATAIO_FPDMA 0x02 /* FPDMA command */ 44 #define CAM_ATAIO_CONTROL 0x04 /* Control, not a command */ 45 #define CAM_ATAIO_NEEDRESULT 0x08 /* Request requires result. */ 46 #define CAM_ATAIO_DMA 0x10 /* DMA command */ 47 48 u_int8_t command; 49 u_int8_t features; 50 51 u_int8_t lba_low; 52 u_int8_t lba_mid; 53 u_int8_t lba_high; 54 u_int8_t device; 55 56 u_int8_t lba_low_exp; 57 u_int8_t lba_mid_exp; 58 u_int8_t lba_high_exp; 59 u_int8_t features_exp; 60 61 u_int8_t sector_count; 62 u_int8_t sector_count_exp; 63 u_int8_t control; 64 }; 65 66 struct ata_res { 67 u_int8_t flags; /* ATA command flags */ 68 #define CAM_ATAIO_48BIT 0x01 /* Command has 48-bit format */ 69 70 u_int8_t status; 71 u_int8_t error; 72 73 u_int8_t lba_low; 74 u_int8_t lba_mid; 75 u_int8_t lba_high; 76 u_int8_t device; 77 78 u_int8_t lba_low_exp; 79 u_int8_t lba_mid_exp; 80 u_int8_t lba_high_exp; 81 82 u_int8_t sector_count; 83 u_int8_t sector_count_exp; 84 }; 85 86 int ata_version(int ver); 87 88 char * ata_op_string(struct ata_cmd *cmd); 89 char * ata_cmd_string(struct ata_cmd *cmd, char *cmd_string, size_t len); 90 char * ata_res_string(struct ata_res *res, char *res_string, size_t len); 91 int ata_command_sbuf(struct ccb_ataio *ataio, struct sbuf *sb); 92 int ata_status_sbuf(struct ccb_ataio *ataio, struct sbuf *sb); 93 int ata_res_sbuf(struct ccb_ataio *ataio, struct sbuf *sb); 94 95 void ata_print_ident(struct ata_params *ident_data); 96 97 uint32_t ata_logical_sector_size(struct ata_params *ident_data); 98 uint64_t ata_physical_sector_size(struct ata_params *ident_data); 99 uint64_t ata_logical_sector_offset(struct ata_params *ident_data); 100 101 void ata_28bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint8_t features, 102 uint32_t lba, uint8_t sector_count); 103 void ata_48bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint16_t features, 104 uint64_t lba, uint16_t sector_count); 105 void ata_ncq_cmd(struct ccb_ataio *ataio, uint8_t cmd, 106 uint64_t lba, uint16_t sector_count); 107 void ata_reset_cmd(struct ccb_ataio *ataio); 108 void ata_pm_read_cmd(struct ccb_ataio *ataio, int reg, int port); 109 void ata_pm_write_cmd(struct ccb_ataio *ataio, int reg, int port, uint32_t val); 110 111 void ata_bswap(int8_t *buf, int len); 112 void ata_btrim(int8_t *buf, int len); 113 void ata_bpack(int8_t *src, int8_t *dst, int len); 114 115 int ata_max_pmode(struct ata_params *ap); 116 int ata_max_wmode(struct ata_params *ap); 117 int ata_max_umode(struct ata_params *ap); 118 int ata_max_mode(struct ata_params *ap, int maxmode); 119 120 char * ata_mode2string(int mode); 121 int ata_string2mode(char *str); 122 u_int ata_mode2speed(int mode); 123 u_int ata_revision2speed(int revision); 124 int ata_speed2revision(u_int speed); 125 126 int ata_identify_match(caddr_t identbuffer, caddr_t table_entry); 127 int ata_static_identify_match(caddr_t identbuffer, caddr_t table_entry); 128 129 #endif 130