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annotate src/cdrom/osf/SDL_syscdrom.c @ 654:e92bcf2573cb

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Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
author Sam Lantinga <slouken@libsdl.org>
date Tue, 22 Jul 2003 14:01:21 +0000
parents
children 89666943c598
rev   line source
654
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
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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 /* Some ioctl() errno values which occur when the tray is empty */
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63 #define ERRNO_TRAYEMPTY(errno) \
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64 ((errno == EIO) || (errno == ENOENT) || (errno == EINVAL))
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65
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66 /* Check a drive to see if it is a CD-ROM */
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67 /* Caution!! Not tested. */
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68 static int CheckDrive(char *drive, struct stat *stbuf)
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69 {
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70 int is_cd, cdfd;
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71 struct cd_sub_channel info;
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72
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73 /* If it doesn't exist, return -1 */
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74 if ( stat(drive, stbuf) < 0 ) {
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75 return(-1);
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76 }
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77
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78 /* If it does exist, verify that it's an available CD-ROM */
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79 is_cd = 0;
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80 if ( S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode) ) {
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81 cdfd = open(drive, (O_RDWR|O_NDELAY), 0);
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82 if ( cdfd >= 0 ) {
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83 info.sch_address_format = CDROM_MSF_FORMAT;
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84 info.sch_data_format = CDROM_CURRENT_POSITION;
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85 info.sch_alloc_length = 0;
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86 info.sch_track_number = 0;
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87 info.sch_buffer = NULL;
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88 /*
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89 *
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90 * Under Linux, EIO occurs when a disk is not present.
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91 * This isn't 100% reliable, so we use the USE_MNTENT
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92 * code above instead.
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93 *
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94 */
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95 if ( (ioctl(cdfd, CDROM_READ_SUBCHANNEL, &info) == 0) ||
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96 ERRNO_TRAYEMPTY(errno) ) {
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97 is_cd = 1;
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98 }
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99
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100 close(cdfd);
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101 }
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102 }
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103
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104 return(is_cd);
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105 }
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106
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107 /* Add a CD-ROM drive to our list of valid drives */
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108 static void AddDrive(char *drive, struct stat *stbuf)
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109 {
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110 int i;
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111
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112 if ( SDL_numcds < MAX_DRIVES ) {
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113 /* Check to make sure it's not already in our list.
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114 * This can happen when we see a drive via symbolic link.
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115 *
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116 * /
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117 for ( i=0; i<SDL_numcds; ++i ) {
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118 if ( stbuf->st_rdev == SDL_cdmode[i] ) {
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119 #ifdef DEBUG_CDROM
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120 fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
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121 #endif
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122 return;
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123 }
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124 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126 /* 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
127 i = SDL_numcds;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 SDL_cdlist[i] = (char *)malloc(strlen(drive)+1);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 if ( SDL_cdlist[i] == NULL ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 SDL_OutOfMemory();
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 return;
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
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 strcpy(SDL_cdlist[i], drive);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 SDL_cdmode[i] = stbuf->st_rdev;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 ++SDL_numcds;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 #ifdef DEBUG_CDROM
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 #endif
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 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 int SDL_SYS_CDInit(void)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 /* checklist: /dev/cdrom,/dev/cd?c /dev/acd?c
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 * /dev/matcd?c /dev/mcd?c /dev/scd?c
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 *
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 static char *checklist[] = {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 "?0 rdisk/cdrom?",NULL};
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 char drive[32];
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 char *SDLcdrom;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 int i, j, exists;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 struct stat stbuf;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 /* Fill in our driver capabilities */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 SDL_CDcaps.Name = SDL_SYS_CDName;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 SDL_CDcaps.Open = SDL_SYS_CDOpen;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 SDL_CDcaps.Status = SDL_SYS_CDStatus;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 SDL_CDcaps.Play = SDL_SYS_CDPlay;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 SDL_CDcaps.Pause = SDL_SYS_CDPause;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 SDL_CDcaps.Resume = SDL_SYS_CDResume;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 SDL_CDcaps.Stop = SDL_SYS_CDStop;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 SDL_CDcaps.Eject = SDL_SYS_CDEject;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 SDL_CDcaps.Close = SDL_SYS_CDClose;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 /* Look in the environment for our CD-ROM drive list */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 SDLcdrom = getenv("SDL_CDROM"); /* ':' separated list of devices */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 if ( SDLcdrom != NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 char *cdpath, *delim;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 cdpath = malloc(strlen(SDLcdrom)+1);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 if ( cdpath != NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 strcpy(cdpath, SDLcdrom);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 SDLcdrom = cdpath;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 do {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 delim = strchr(SDLcdrom, ':');
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 if ( delim ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 *delim++ = '\0';
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
183 AddDrive(SDLcdrom, &stbuf);
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Sam Lantinga <slouken@libsdl.org>
parents:
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184 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 if ( delim ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 SDLcdrom = delim;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187 } else {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 SDLcdrom = NULL;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 } while ( SDLcdrom );
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 free(cdpath);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
194 /* If we found our drives, there's nothing left to do */
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
195 if ( SDL_numcds > 0 ) {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
196 return(0);
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
197 }
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
198 }
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
199 /* Scan the system for CD-ROM drives */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 for ( i=0; checklist[i]; ++i ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 if ( checklist[i][0] == '?' ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 char *insert;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
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diff changeset
203 exists = 1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 for ( j=checklist[i][1]; exists; ++j ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 sprintf(drive, "/dev/%sc", &checklist[i][3]);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 insert = strchr(drive, '?');
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 if ( insert != NULL ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 *insert = j;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 switch (CheckDrive(drive, &stbuf)) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 /* Drive exists and is a CD-ROM */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 case 1:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 AddDrive(drive, &stbuf);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 /* Drive exists, but isn't a CD-ROM */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 case 0:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 /* Drive doesn't exist */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 case -1:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 exists = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 sprintf(drive, "/dev/%s", checklist[i]);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 if ( CheckDrive(drive, &stbuf) > 0 ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 AddDrive(drive, &stbuf);
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 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 /*
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 SDLcdrom=malloc(sizeof(char) * 32);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 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
234 SDL_cdlist[0] = SDLcdrom;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 stat(SDLcdrom, &stbuf);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 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
237 SDL_numcds = 1;
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 return (0);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
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 static const char *SDL_SYS_CDName(int drive)
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
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 return(SDL_cdlist[drive]);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
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 static int SDL_SYS_CDOpen(int drive)
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 /* 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
250 return(open(SDL_cdlist[drive], (O_RDWR|O_NDELAY), 0));
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
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 static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 struct cd_toc toc;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 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
257 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
258 int i;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 int okay = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 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
261 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
262 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 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
265 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
266 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
267 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 #ifdef DEBUG_CDROM
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_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
270 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
271 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
272 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
273 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
274 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 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
276 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
277 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
278 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
279 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
280 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
281 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 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
285 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
286 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
287 return -1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 (char *)cdte = toc.toc_buffer + sizeof(hdr);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 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
292 if (i == cdrom->numtracks ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 cdrom->track[i].id = 0xAA;;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 cdrom->track[i].id = hdr.th_starting_track + i;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 cdrom->track[i].type =
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 cdte[i].te_control & CDROM_DATA_TRACK;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 cdrom->track[i].offset =
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 cdte[i].te_absaddr.lba.addr3 << 24 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
302 cdte[i].te_absaddr.lba.addr2 << 16 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 cdte[i].te_absaddr.lba.addr1 << 8 |
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 cdte[i].te_absaddr.lba.addr0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 cdrom->track[i].length = 0;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 if ( i > 0 ) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 cdrom->track[i - 1].length =
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 cdrom->track[i].offset -
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 cdrom->track[i - 1].offset;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 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
314 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
315 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
316 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
317 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
318 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
319 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
320 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 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
323 okay = 1;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 }
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 return(okay ? 0 : -1);
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 /* Get CD-ROM status */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 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
331 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 CDstatus status;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 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
334 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
335
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 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
337 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
338 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
339 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
340 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
341 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
342 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 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
344 } else {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 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
346 case AS_AUDIO_INVALID:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 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
350 status = CD_PLAYING;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 case AS_PLAY_PAUSED:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 status = CD_PAUSED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 case AS_PLAY_COMPLETED:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 case AS_PLAY_ERROR:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 case AS_NO_STATUS:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 status = CD_STOPPED;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 default:
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 status = CD_ERROR;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 break;
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 #ifdef DEBUG_CDROM
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 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
370 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
371 #endif
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 if (position) {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 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
375 *position =
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376 scd.scd_position_data.scp_absaddr.lba.addr3 << 24 |
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377 scd.scd_position_data.scp_absaddr.lba.addr2 << 16 |
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378 scd.scd_position_data.scp_absaddr.lba.addr1 << 8 |
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379 scd.scd_position_data.scp_absaddr.lba.addr0;
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380 } else {
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381 *position = 0;
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Sam Lantinga <slouken@libsdl.org>
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382 }
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Sam Lantinga <slouken@libsdl.org>
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383 }
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Sam Lantinga <slouken@libsdl.org>
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384
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385 return status;
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Sam Lantinga <slouken@libsdl.org>
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386 }
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387
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388 /* Start play */
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389 static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
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390 {
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391 /* Play MSF
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Sam Lantinga <slouken@libsdl.org>
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392 *
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Sam Lantinga <slouken@libsdl.org>
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393 */
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Sam Lantinga <slouken@libsdl.org>
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394 struct cd_play_audio_msf msf;
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395 int end;
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396
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397 bzero(&msf, sizeof(msf));
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398 end = start +length;
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399 FRAMES_TO_MSF(start,
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400 &msf.msf_starting_M_unit,
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
401 &msf.msf_starting_S_unit,
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diff changeset
402 &msf.msf_starting_F_unit);
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diff changeset
403 FRAMES_TO_MSF(end,
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diff changeset
404 &msf.msf_ending_M_unit,
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 &msf.msf_ending_S_unit,
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 &msf.msf_ending_F_unit);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
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diff changeset
408 return(ioctl(cdrom->id, CDROM_PLAY_AUDIO_MSF, &msf));
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411 /* Pause play */
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
412 static int SDL_SYS_CDPause(SDL_CD *cdrom)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
414 return(ioctl(cdrom->id, CDROM_PAUSE_PLAY));
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 /* Resume play */
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
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diff changeset
418 static int SDL_SYS_CDResume(SDL_CD *cdrom)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 {
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
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diff changeset
420 return(ioctl(cdrom->id, CDROM_RESUME_PLAY));
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diff changeset
421 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
423 /* Stop play */
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
424 static int SDL_SYS_CDStop(SDL_CD *cdrom)
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
425 {
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diff changeset
426 return(ioctl(cdrom->id, SCSI_STOP_UNIT));
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 /* Eject the CD-ROM */
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
430 static int SDL_SYS_CDEject(SDL_CD *cdrom)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431 {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
432 return(ioctl(cdrom->id, CDROM_EJECT_CADDY));
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
433 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 /* Close the CD-ROM handle */
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
436 static void SDL_SYS_CDClose(SDL_CD *cdrom)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
438 close(cdrom->id);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
441 void SDL_SYS_CDQuit(void)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
443 int i;
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
444
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 if ( SDL_numcds > 0 ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 for ( i=0; i<SDL_numcds; ++i ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 free(SDL_cdlist[i]);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 }
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
449 SDL_numcds = 0;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 }
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452
e92bcf2573cb Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453