1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21/* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26#ifndef _MISC_SCSI_H 27#define _MISC_SCSI_H 28 29#pragma ident "%Z%%M% %I% %E% SMI" 30 31#ifdef __cplusplus 32extern "C" { 33#endif 34 35#include "device.h" 36 37struct track_info { 38 uint32_t ti_flags; /* flags, see below */ 39 int ti_track_no; /* Track number */ 40 int ti_session_no; /* session no. 0 if cannot find that */ 41 uchar_t ti_track_mode; /* track ctrl nibble, see READ TOC */ 42 uchar_t ti_data_mode; /* Mode 0,1,2 or FF */ 43 uint32_t ti_start_address; /* Start LBA */ 44 uint32_t ti_track_size; /* Size in blocks */ 45 uint32_t ti_packet_size; /* If a packet written track */ 46 uint32_t ti_free_blocks; /* For an incomplete track */ 47 uint32_t ti_lra; /* LBA of Last written user datablock */ 48 uint32_t ti_nwa; /* Next writable address */ 49}; 50 51/* 52 * track_info_flags 53 */ 54#define TI_FIXED_PACKET 1 55#define TI_PACKET_MODE 2 56#define TI_BLANK_TRACK 4 57#define TI_RESERVED_TRACK 8 58#define TI_COPY 0x10 59#define TI_DAMAGED_TRACK 0x20 60#define TI_NWA_VALID 0x100 61#define TI_LRA_VALID 0x200 62#define TI_SESSION_NO_VALID 0x1000 63#define TI_FREE_BLOCKS_VALID 0x2000 64 65/* 66 * Track mode nibble 67 */ 68#define TRACK_MODE_DATA 0x06 69#define TRACK_MODE_AUDIO 0x02 70 71/* 74 minutes, each second is 75 blocks */ 72#define MAX_CD_BLKS (74*60*75) 73#define MAX_DVD_BLKS 2295100 74 75/* 76 * Macros to translate between a bandwidth ("RATE") and a Speed ("X") 77 * for CDs. Eg, "1X == 176,400 bytes/second". 78 * 79 * Some devices just multiply speed by 176. But more accurate ones 80 * multiply speed by 176.4. 81 */ 82#define CD_RATE_TO_X(r) ((r) % 176 ? ((uint_t)(((double)(r)*10)/1764 + 0.5)) :\ 83 (r) / 176) 84#define CD_X_TO_RATE(s) ((((s)*1764)+5)/10) 85 86/* 87 * Macros to translate between a bandwidth ("RATE") and a Speed ("X") 88 * for DVDs. Eg, "1X == 1,385,000 bytes/second". 89 */ 90#define DVD_RATE_TO_X(r) (((ulong_t)(r)*1000)/1385000) 91#define DVD_X_TO_RATE(s) (((s)*1385000)/1000) 92 93 94#define FINALIZE_TIMEOUT (6 * 12) /* Six minutes */ 95 96uint32_t read_scsi32(void *addr); 97uint16_t read_scsi16(void *addr); 98void load_scsi32(void *addr, uint32_t val); 99void load_scsi16(void *addr, uint16_t val); 100 101int get_mode_page(int fd, int page_no, int pc, int buf_len, uchar_t *buffer); 102int set_mode_page(int fd, uchar_t *buffer); 103int build_track_info(cd_device *dev, int trackno, struct track_info *t_info); 104uchar_t get_data_mode(int fd, uint32_t lba); 105int prepare_for_write(cd_device *dev, int track_mode, int test_write, 106 int keep_disc_open); 107int finalize(cd_device *dev); 108uint32_t get_last_possible_lba(cd_device *dev); 109int read_audio_through_read_cd(cd_device *dev, uint_t start_lba, uint_t nblks, 110 uchar_t *buf); 111int eject_media(cd_device *dev); 112int cd_speed_ctrl(cd_device *dev, int cmd, int speed); 113int rt_streaming_ctrl(cd_device *dev, int cmd, int speed); 114 115void tao_init(int mode); 116void tao_fini(void); 117void write_init(int mode); 118void write_fini(void); 119 120#ifdef __cplusplus 121} 122#endif 123 124#endif /* _MISC_SCSI_H */ 125