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annotate src/cdrom/osf/SDL_syscdrom.c @ 935:f8d5ddc7aef1

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Audio improvements from Max Horn, including a new CoreAudio driver for MacOSX
author Sam Lantinga <slouken@libsdl.org>
date Sat, 21 Aug 2004 02:06:30 +0000
parents 9719e7f51a3a
children e3b3130f3af8
rev   line source
654
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1 /*
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2 Tru64 audio module for SDL (Simple DirectMedia Layer)
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3 Copyright (C) 2003
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19
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20 */
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21
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22
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23 /* Functions for system-level CD-ROM audio control */
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24
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25 //#define DEBUG_CDROM 1
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26
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27 #include <sys/types.h>
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28 #include <sys/stat.h>
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29 #include <fcntl.h>
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30 #include <io/cam/cdrom.h>
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31 #include <io/cam/rzdisk.h>
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32 #include <io/common/devgetinfo.h>
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33 #include <alloca.h>
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34 #include <stdlib.h>
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35 #include <stdio.h>
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36 #include <string.h>
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37 #include <errno.h>
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38
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39 #include "SDL_error.h"
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40 #include "SDL_cdrom.h"
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41 #include "SDL_syscdrom.h"
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42
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43 /* The maximum number of CD-ROM drives we'll detect */
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44 #define MAX_DRIVES 16
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45
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46 /* A list of available CD-ROM drives */
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47 static char *SDL_cdlist[MAX_DRIVES];
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48 static dev_t SDL_cdmode[MAX_DRIVES];
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49
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50 /* The system-dependent CD control functions */
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51 static const char *SDL_SYS_CDName(int drive);
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52 static int SDL_SYS_CDOpen(int drive);
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53 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
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54 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
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55 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
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56 static int SDL_SYS_CDPause(SDL_CD *cdrom);
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57 static int SDL_SYS_CDResume(SDL_CD *cdrom);
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58 static int SDL_SYS_CDStop(SDL_CD *cdrom);
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59 static int SDL_SYS_CDEject(SDL_CD *cdrom);
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60 static void SDL_SYS_CDClose(SDL_CD *cdrom);
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61
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62 /* Check a drive to see if it is a CD-ROM */
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63 /* Caution!! Not tested. */
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64 static int CheckDrive(char *drive, struct stat *stbuf)
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65 {
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66 int cdfd, is_cd = 0;
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67 struct mode_sel_sns_params msp;
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68 struct inquiry_info inq;
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69
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70 #ifdef DEBUG_CDROM
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71 char *devtype[] = {"Disk", "Tape", "Printer", "Processor", "WORM",
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72 "CD-ROM", "Scanner", "Optical", "Changer", "Comm", "Unknown"};
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73 #endif
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74
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75 bzero(&msp, sizeof(msp));
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76 bzero(&inq, sizeof(inq));
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77
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78 /* If it doesn't exist, return -1 */
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79 if ( stat(drive, stbuf) < 0 ) {
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80 return(-1);
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81 }
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82
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83 if ( (cdfd = open(drive, (O_RDWR|O_NDELAY), 0)) >= 0 ) {
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84 msp.msp_addr = (caddr_t) &inq;
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85 msp.msp_pgcode = 0;
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86 msp.msp_pgctrl = 0;
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87 msp.msp_length = sizeof(inq);
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88 msp.msp_setps = 0;
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89
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90 if ( ioctl(cdfd, SCSI_GET_INQUIRY_DATA, &msp) )
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91 return (0);
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92
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93 #ifdef DEBUG_CDROM
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94 fprintf(stderr, "Device Type: %s\n", devtype[inq.perfdt]);
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95 fprintf(stderr, "Vendor: %.8s\n", inq.vndrid);
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96 fprintf(stderr, "Product: %.8s\n", inq.prodid);
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97 fprintf(stderr, "Revision: %.8s\n", inq.revlvl);
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98 #endif
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99 if ( inq.perfdt == DTYPE_RODIRECT )
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100 is_cd = 1;
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101 }
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102
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103 return(is_cd);
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104 }
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105
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106 /* Add a CD-ROM drive to our list of valid drives */
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107 static void AddDrive(char *drive, struct stat *stbuf)
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108 {
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109 int i;
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110
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111 if ( SDL_numcds < MAX_DRIVES ) {
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112 /* Check to make sure it's not already in our list.
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113 * This can happen when we see a drive via symbolic link.
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114 *
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115 */
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116 for ( i=0; i<SDL_numcds; ++i ) {
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117 if ( stbuf->st_rdev == SDL_cdmode[i] ) {
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118 #ifdef DEBUG_CDROM
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119 fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
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120 #endif
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121 return;
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122 }
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123 }
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124
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 /* Add this drive to our list */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126 i = SDL_numcds;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127 SDL_cdlist[i] = (char *)malloc(strlen(drive)+1);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 if ( SDL_cdlist[i] == NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 SDL_OutOfMemory();
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 return;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133 strcpy(SDL_cdlist[i], drive);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 SDL_cdmode[i] = stbuf->st_rdev;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 ++SDL_numcds;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 #ifdef DEBUG_CDROM
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 #endif
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 int SDL_SYS_CDInit(void)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 {
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
144 /* checklist: /dev/rdisk/cdrom?c
654
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Sam Lantinga <slouken@libsdl.org>
parents:
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145 *
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 static char *checklist[] = {
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parents:
diff changeset
148 "?0 rdisk/cdrom?",NULL};
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149 char drive[32];
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 char *SDLcdrom;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 int i, j, exists;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 struct stat stbuf;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 /* Fill in our driver capabilities */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 SDL_CDcaps.Name = SDL_SYS_CDName;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 SDL_CDcaps.Open = SDL_SYS_CDOpen;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 SDL_CDcaps.Status = SDL_SYS_CDStatus;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 SDL_CDcaps.Play = SDL_SYS_CDPlay;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 SDL_CDcaps.Pause = SDL_SYS_CDPause;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 SDL_CDcaps.Resume = SDL_SYS_CDResume;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 SDL_CDcaps.Stop = SDL_SYS_CDStop;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 SDL_CDcaps.Eject = SDL_SYS_CDEject;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 SDL_CDcaps.Close = SDL_SYS_CDClose;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 /* Look in the environment for our CD-ROM drive list */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 SDLcdrom = getenv("SDL_CDROM"); /* ':' separated list of devices */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 if ( SDLcdrom != NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 char *cdpath, *delim;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 cdpath = malloc(strlen(SDLcdrom)+1);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 if ( cdpath != NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 strcpy(cdpath, SDLcdrom);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 SDLcdrom = cdpath;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 do {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 delim = strchr(SDLcdrom, ':');
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 if ( delim ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 *delim++ = '\0';
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
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parents:
diff changeset
181 AddDrive(SDLcdrom, &stbuf);
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parents:
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182 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 if ( delim ) {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
184 SDLcdrom = delim;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 } else {
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Sam Lantinga <slouken@libsdl.org>
parents:
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186 SDLcdrom = NULL;
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Sam Lantinga <slouken@libsdl.org>
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187 }
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Sam Lantinga <slouken@libsdl.org>
parents:
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188 } while ( SDLcdrom );
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Sam Lantinga <slouken@libsdl.org>
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189 free(cdpath);
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Sam Lantinga <slouken@libsdl.org>
parents:
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190 }
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Sam Lantinga <slouken@libsdl.org>
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191
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parents:
diff changeset
192 /* If we found our drives, there's nothing left to do */
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parents:
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193 if ( SDL_numcds > 0 ) {
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194 return(0);
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
195 }
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
196 }
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
197 /* Scan the system for CD-ROM drives */
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diff changeset
198 for ( i=0; checklist[i]; ++i ) {
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parents:
diff changeset
199 if ( checklist[i][0] == '?' ) {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
200 char *insert;
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
201 exists = 1;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 for ( j=checklist[i][1]; exists; ++j ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 sprintf(drive, "/dev/%sc", &checklist[i][3]);
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
204 insert = strchr(drive, '?');
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parents:
diff changeset
205 if ( insert != NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 *insert = j;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 switch (CheckDrive(drive, &stbuf)) {
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parents:
diff changeset
209 /* Drive exists and is a CD-ROM */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 case 1:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 AddDrive(drive, &stbuf);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 break;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 /* Drive exists, but isn't a CD-ROM */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 case 0:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 /* Drive doesn't exist */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 case -1:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 exists = 0;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 sprintf(drive, "/dev/%s", checklist[i]);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 if ( CheckDrive(drive, &stbuf) > 0 ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 AddDrive(drive, &stbuf);
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parents:
diff changeset
226 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 /*
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 SDLcdrom=malloc(sizeof(char) * 32);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 strcpy(SDLcdrom,"/dev/rdisk/cdrom0c");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 SDL_cdlist[0] = SDLcdrom;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 stat(SDLcdrom, &stbuf);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 SDL_cdmode[0] = stbuf.st_rdev;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 SDL_numcds = 1;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 return (0);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 static const char *SDL_SYS_CDName(int drive)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 return(SDL_cdlist[drive]);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 static int SDL_SYS_CDOpen(int drive)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 /* O_RDWR: To use ioctl(fd, SCSI_STOP_UNIT) */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 return(open(SDL_cdlist[drive], (O_RDWR|O_NDELAY), 0));
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 struct cd_toc toc;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 struct cd_toc_header hdr;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 struct cd_toc_entry *cdte;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 int i;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 int okay = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 if ( ioctl(cdrom->id, CDROM_TOC_HEADER, &hdr) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 fprintf(stderr,"ioctl error CDROM_TOC_HEADER\n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 cdrom->numtracks = hdr.th_ending_track - hdr.th_starting_track + 1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 if ( cdrom->numtracks > SDL_MAX_TRACKS ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 cdrom->numtracks = SDL_MAX_TRACKS;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 fprintf(stderr,"hdr.th_data_len1 = %d\n", hdr.th_data_len1);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 fprintf(stderr,"hdr.th_data_len0 = %d\n", hdr.th_data_len0);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 fprintf(stderr,"hdr.th_starting_track = %d\n", hdr.th_starting_track);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 fprintf(stderr,"hdr.th_ending_track = %d\n", hdr.th_ending_track);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 fprintf(stderr,"cdrom->numtracks = %d\n", cdrom->numtracks);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 toc.toc_address_format = CDROM_LBA_FORMAT;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 toc.toc_starting_track = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 toc.toc_alloc_length = (hdr.th_data_len1 << 8) +
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 hdr.th_data_len0 + sizeof(hdr);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 if ( (toc.toc_buffer = alloca(toc.toc_alloc_length)) == NULL) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 fprintf(stderr,"cannot allocate toc.toc_buffer\n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 bzero (toc.toc_buffer, toc.toc_alloc_length);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 if (ioctl(cdrom->id, CDROM_TOC_ENTRYS, &toc)) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 fprintf(stderr,"ioctl error CDROM_TOC_ENTRYS\n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
288 cdte =(struct cd_toc_entry *) ((char *) toc.toc_buffer + sizeof(hdr));
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
289 for (i=0; i <= cdrom->numtracks; ++i) {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
290 if (i == cdrom->numtracks ) {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
291 cdrom->track[i].id = 0xAA;;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
292 } else {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
293 cdrom->track[i].id = hdr.th_starting_track + i;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
294 }
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
296 cdrom->track[i].type =
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
297 cdte[i].te_control & CDROM_DATA_TRACK;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
298 cdrom->track[i].offset =
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
299 cdte[i].te_absaddr.lba.addr3 << 24 |
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
300 cdte[i].te_absaddr.lba.addr2 << 16 |
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
301 cdte[i].te_absaddr.lba.addr1 << 8 |
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
302 cdte[i].te_absaddr.lba.addr0;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
303 cdrom->track[i].length = 0;
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
304 if ( i > 0 ) {
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
305 cdrom->track[i - 1].length =
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
306 cdrom->track[i].offset -
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
307 cdrom->track[i - 1].offset;
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 }
873
89666943c598 Date: Sun, 07 Mar 2004 22:54:11 +0900
Sam Lantinga <slouken@libsdl.org>
parents: 654
diff changeset
309 }
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 for (i = 0; i <= cdrom->numtracks; i++) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 fprintf(stderr,"toc_entry[%d].te_track_number = %d\n",
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 i,cdte[i].te_track_number);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 fprintf(stderr,"cdrom->track[%d].id = %d\n", i,cdrom->track[i].id);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 fprintf(stderr,"cdrom->track[%d].type = %x\n", i,cdrom->track[i].type);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 fprintf(stderr,"cdrom->track[%d].offset = %d\n", i,cdrom->track[i].offset);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 fprintf(stderr,"cdrom->track[%d].length = %d\n", i,cdrom->track[i].length);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 if ( i == (cdrom->numtracks+1) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 okay = 1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 return(okay ? 0 : -1);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 /* Get CD-ROM status */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 CDstatus status;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 struct cd_sub_channel sc;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 struct cd_subc_channel_data scd;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 sc.sch_address_format = CDROM_LBA_FORMAT;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 sc.sch_data_format = CDROM_CURRENT_POSITION;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 sc.sch_track_number = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 sc.sch_alloc_length = sizeof(scd);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 sc.sch_buffer = (caddr_t)&scd;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 if ( ioctl(cdrom->id, CDROM_READ_SUBCHANNEL, &sc) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 fprintf(stderr,"ioctl error CDROM_READ_SUBCHANNEL \n");
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 switch (scd.scd_header.sh_audio_status) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 case AS_AUDIO_INVALID:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 case AS_PLAY_IN_PROGRESS:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 status = CD_PLAYING;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 case AS_PLAY_PAUSED:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 status = CD_PAUSED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 case AS_PLAY_COMPLETED:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 case AS_PLAY_ERROR:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 case AS_NO_STATUS:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 default:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 fprintf(stderr,"scd.scd_header.sh_audio_status = %x\n",
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 scd.scd_header.sh_audio_status);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371 if (position) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 if (status == CD_PLAYING || (status == CD_PAUSED) ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 *position =
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 scd.scd_position_data.scp_absaddr.lba.addr3 << 24 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 scd.scd_position_data.scp_absaddr.lba.addr2 << 16 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 scd.scd_position_data.scp_absaddr.lba.addr1 << 8 |
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377 scd.scd_position_data.scp_absaddr.lba.addr0;
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378 } else {
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379 *position = 0;
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380 }
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381 }
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382
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383 return status;
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384 }
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385
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386 /* Start play */
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387 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
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388 {
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389 /*
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390 * Play MSF
654
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391 */
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392 struct cd_play_audio_msf msf;
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393 int end;
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394
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395 bzero(&msf, sizeof(msf));
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396 end = start +length;
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397 FRAMES_TO_MSF(start + 150, /* LBA = 4500*M + 75*S + F - 150 */
654
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398 &msf.msf_starting_M_unit,
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399 &msf.msf_starting_S_unit,
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400 &msf.msf_starting_F_unit);
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401 FRAMES_TO_MSF(end + 150, /* LBA = 4500*M + 75*S + F - 150 */
654
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402 &msf.msf_ending_M_unit,
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403 &msf.msf_ending_S_unit,
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404 &msf.msf_ending_F_unit);
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405
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406 return(ioctl(cdrom->id, CDROM_PLAY_AUDIO_MSF, &msf));
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407 }
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408
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409 /* Pause play */
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410 static int SDL_SYS_CDPause(SDL_CD *cdrom)
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411 {
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412 return(ioctl(cdrom->id, CDROM_PAUSE_PLAY));
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413 }
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414
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415 /* Resume play */
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416 static int SDL_SYS_CDResume(SDL_CD *cdrom)
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417 {
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418 return(ioctl(cdrom->id, CDROM_RESUME_PLAY));
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419 }
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420
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421 /* Stop play */
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422 static int SDL_SYS_CDStop(SDL_CD *cdrom)
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423 {
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424 return(ioctl(cdrom->id, SCSI_STOP_UNIT));
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425 }
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426
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427 /* Eject the CD-ROM */
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428 static int SDL_SYS_CDEject(SDL_CD *cdrom)
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429 {
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430 return(ioctl(cdrom->id, CDROM_EJECT_CADDY));
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431 }
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432
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433 /* Close the CD-ROM handle */
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434 static void SDL_SYS_CDClose(SDL_CD *cdrom)
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435 {
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436 close(cdrom->id);
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437 }
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438
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439 void SDL_SYS_CDQuit(void)
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440 {
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441 int i;
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442
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443 if ( SDL_numcds > 0 ) {
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444 for ( i=0; i<SDL_numcds; ++i ) {
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445 free(SDL_cdlist[i]);
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446 }
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447 SDL_numcds = 0;
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448 }
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449 }
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450
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451