- if (current_drive->aud_buf==NULL) RETURN_UP(-EINVAL);
- if (copy_from_user(&read_audio, (void __user *)arg,
- sizeof(struct cdrom_read_audio)))
- RETURN_UP(-EFAULT);
- if (read_audio.nframes < 0 || read_audio.nframes>current_drive->sbp_audsiz) RETURN_UP(-EINVAL);
- if (!access_ok(VERIFY_WRITE, read_audio.buf,
- read_audio.nframes*CD_FRAMESIZE_RAW))
- RETURN_UP(-EFAULT);
-
- if (read_audio.addr_format==CDROM_MSF) /* MSF-bin specification of where to start */
- block=msf2lba(&read_audio.addr.msf.minute);
- else if (read_audio.addr_format==CDROM_LBA) /* lba specification of where to start */
- block=read_audio.addr.lba;
- else RETURN_UP(-EINVAL);
-#if 000
- i=cc_SetSpeed(speed_150,0,0);
- if (i) msg(DBG_AUD,"read_audio: SetSpeed error %d\n", i);
-#endif
- msg(DBG_AUD,"read_audio: lba: %d, msf: %06X\n",
- block, blk2msf(block));
- msg(DBG_AUD,"read_audio: before cc_ReadStatus.\n");
-#if OLD_BUSY
- while (busy_data) sbp_sleep(HZ/10); /* wait a bit */
- busy_audio=1;
-#endif /* OLD_BUSY */
- error_flag=0;
- for (data_tries=5; data_tries>0; data_tries--)
- {
- msg(DBG_AUD,"data_tries=%d ...\n", data_tries);
- current_drive->mode=READ_AU;
- cc_ModeSelect(CD_FRAMESIZE_RAW);
- cc_ModeSense();
- for (status_tries=3; status_tries > 0; status_tries--)
- {
- flags_cmd_out |= f_respo3;
- cc_ReadStatus();
- if (sbp_status() != 0) break;
- if (st_check) cc_ReadError();
- sbp_sleep(1); /* wait a bit, try again */
- }
- if (status_tries == 0)
- {
- msg(DBG_AUD,"read_audio: sbp_status: failed after 3 tries in line %d.\n", __LINE__);
- continue;
- }
- msg(DBG_AUD,"read_audio: sbp_status: ok.\n");
-
- flags_cmd_out = f_putcmd | f_respo2 | f_ResponseStatus | f_obey_p_check;
- if (fam0L_drive)
- {
- flags_cmd_out |= f_lopsta | f_getsta | f_bit1;
- cmd_type=READ_M2;
- drvcmd[0]=CMD0_READ_XA; /* "read XA frames", old drives */
- drvcmd[1]=(block>>16)&0x000000ff;
- drvcmd[2]=(block>>8)&0x000000ff;
- drvcmd[3]=block&0x000000ff;
- drvcmd[4]=0;
- drvcmd[5]=read_audio.nframes; /* # of frames */
- drvcmd[6]=0;
- }
- else if (fam1_drive)
- {
- drvcmd[0]=CMD1_READ; /* "read frames", new drives */
- lba2msf(block,&drvcmd[1]); /* msf-bin format required */
- drvcmd[4]=0;
- drvcmd[5]=0;
- drvcmd[6]=read_audio.nframes; /* # of frames */
- }
- else if (fam2_drive)
- {
- drvcmd[0]=CMD2_READ_XA2;
- lba2msf(block,&drvcmd[1]); /* msf-bin format required */
- drvcmd[4]=0;
- drvcmd[5]=read_audio.nframes; /* # of frames */
- drvcmd[6]=0x11; /* raw mode */
- }
- else if (famT_drive) /* CD-55A: not tested yet */
- {
- }
- msg(DBG_AUD,"read_audio: before giving \"read\" command.\n");
- flags_cmd_out=f_putcmd;
- response_count=0;
- i=cmd_out();
- if (i<0) msg(DBG_INF,"error giving READ AUDIO command: %0d\n", i);
- sbp_sleep(0);
- msg(DBG_AUD,"read_audio: after giving \"read\" command.\n");
- for (frame=1;frame<2 && !error_flag; frame++)
- {
- try=maxtim_data;
- for (timeout=jiffies+9*HZ; ; )
- {
- for ( ; try!=0;try--)
- {
- j=inb(CDi_status);
- if (!(j&s_not_data_ready)) break;
- if (!(j&s_not_result_ready)) break;
- if (fam0L_drive) if (j&s_attention) break;
- }
- if (try != 0 || time_after_eq(jiffies, timeout)) break;
- if (data_retrying == 0) data_waits++;
- data_retrying = 1;
- sbp_sleep(1);
- try = 1;
- }
- if (try==0)
- {
- msg(DBG_INF,"read_audio: sbp_data: CDi_status timeout.\n");
- error_flag++;
- break;
- }
- msg(DBG_AUD,"read_audio: sbp_data: CDi_status ok.\n");
- if (j&s_not_data_ready)
- {
- msg(DBG_INF, "read_audio: sbp_data: DATA_READY timeout.\n");
- error_flag++;
- break;
- }
- msg(DBG_AUD,"read_audio: before reading data.\n");
- error_flag=0;
- p = current_drive->aud_buf;
- if (sbpro_type==1) OUT(CDo_sel_i_d,1);
- if (do_16bit)
- {
- u_short *p2 = (u_short *) p;
-
- for (; (u_char *) p2 < current_drive->aud_buf + read_audio.nframes*CD_FRAMESIZE_RAW;)
- {
- if ((inb_p(CDi_status)&s_not_data_ready)) continue;
-
- /* get one sample */
- *p2++ = inw_p(CDi_data);
- *p2++ = inw_p(CDi_data);
- }
- } else {
- for (; p < current_drive->aud_buf + read_audio.nframes*CD_FRAMESIZE_RAW;)
- {
- if ((inb_p(CDi_status)&s_not_data_ready)) continue;
-
- /* get one sample */
- *p++ = inb_p(CDi_data);
- *p++ = inb_p(CDi_data);
- *p++ = inb_p(CDi_data);
- *p++ = inb_p(CDi_data);
- }
- }
- if (sbpro_type==1) OUT(CDo_sel_i_d,0);
- data_retrying = 0;
- }
- msg(DBG_AUD,"read_audio: after reading data.\n");
- if (error_flag) /* must have been spurious D_RDY or (ATTN&&!D_RDY) */
- {
- msg(DBG_AUD,"read_audio: read aborted by drive\n");
-#if 0000
- i=cc_DriveReset(); /* ugly fix to prevent a hang */
-#else
- i=cc_ReadError();
-#endif
- continue;
- }
- if (fam0L_drive)
- {
- i=maxtim_data;
- for (timeout=jiffies+9*HZ; time_before(jiffies, timeout); timeout--)
- {
- for ( ;i!=0;i--)
- {
- j=inb(CDi_status);
- if (!(j&s_not_data_ready)) break;
- if (!(j&s_not_result_ready)) break;
- if (j&s_attention) break;
- }
- if (i != 0 || time_after_eq(jiffies, timeout)) break;
- sbp_sleep(0);
- i = 1;
- }
- if (i==0) msg(DBG_AUD,"read_audio: STATUS TIMEOUT AFTER READ");
- if (!(j&s_attention))
- {
- msg(DBG_AUD,"read_audio: sbp_data: timeout waiting DRV_ATTN - retrying\n");
- i=cc_DriveReset(); /* ugly fix to prevent a hang */
- continue;
- }
- }
- do
- {
- if (fam0L_drive) cc_ReadStatus();
- i=ResponseStatus(); /* builds status_bits, returns orig. status (old) or faked p_success (new) */
- if (i<0) { msg(DBG_AUD,
- "read_audio: cc_ReadStatus error after read: %02X\n",
- current_drive->status_bits);
- continue; /* FIXME */
- }
- }
- while ((fam0L_drive)&&(!st_check)&&(!(i&p_success)));
- if (st_check)
- {
- i=cc_ReadError();
- msg(DBG_AUD,"read_audio: cc_ReadError was necessary after read: %02X\n",i);
- continue;
- }
- if (copy_to_user(read_audio.buf,
- current_drive->aud_buf,
- read_audio.nframes * CD_FRAMESIZE_RAW))
- RETURN_UP(-EFAULT);
- msg(DBG_AUD,"read_audio: copy_to_user done.\n");
- break;
- }
- cc_ModeSelect(CD_FRAMESIZE);
- cc_ModeSense();
- current_drive->mode=READ_M1;
-#if OLD_BUSY
- busy_audio=0;
-#endif /* OLD_BUSY */
- if (data_tries == 0)
- {
- msg(DBG_AUD,"read_audio: failed after 5 tries in line %d.\n", __LINE__);
- RETURN_UP(-EIO);
- }
- msg(DBG_AUD,"read_audio: successful return.\n");
- RETURN_UP(0);
- } /* end of CDROMREADAUDIO */
-
- default:
- msg(DBG_IOC,"ioctl: unknown function request %04X\n", cmd);
- RETURN_UP(-EINVAL);
- } /* end switch(cmd) */
-}
-
-static int sbpcd_audio_ioctl(struct cdrom_device_info *cdi, u_int cmd,
- void * arg)
-{
- struct sbpcd_drive *p = cdi->handle;
- int i, st, j;
-
- msg(DBG_IO2,"ioctl(%s, 0x%08lX, 0x%08p)\n", cdi->name, cmd, arg);
- if (p->drv_id==-1) {
- msg(DBG_INF, "ioctl: bad device: %s\n", cdi->name);
- return (-ENXIO); /* no such drive */
- }
- down(&ioctl_read_sem);
- if (p != current_drive)
- switch_drive(p);
-
- msg(DBG_IO2,"ioctl: device %s, request %04X\n",cdi->name,cmd);
- switch (cmd) /* Sun-compatible */
- {
-
- case CDROMPAUSE: /* Pause the drive */
- msg(DBG_IOC,"ioctl: CDROMPAUSE entered.\n");
- /* pause the drive unit when it is currently in PLAY mode, */
- /* or reset the starting and ending locations when in PAUSED mode. */
- /* If applicable, at the next stopping point it reaches */
- /* the drive will discontinue playing. */
- switch (current_drive->audio_state)
- {
- case audio_playing:
- if (famL_drive) i=cc_ReadSubQ();
- else i=cc_Pause_Resume(1);
- if (i<0) RETURN_UP(-EIO);
- if (famL_drive) i=cc_Pause_Resume(1);
- else i=cc_ReadSubQ();
- if (i<0) RETURN_UP(-EIO);
- current_drive->pos_audio_start=current_drive->SubQ_run_tot;
- current_drive->audio_state=audio_pausing;
- RETURN_UP(0);
- case audio_pausing:
- i=cc_Seek(current_drive->pos_audio_start,1);
- if (i<0) RETURN_UP(-EIO);
- RETURN_UP(0);
- default:
- RETURN_UP(-EINVAL);
- }
-
- case CDROMRESUME: /* resume paused audio play */
- msg(DBG_IOC,"ioctl: CDROMRESUME entered.\n");
- /* resume playing audio tracks when a previous PLAY AUDIO call has */
- /* been paused with a PAUSE command. */
- /* It will resume playing from the location saved in SubQ_run_tot. */
- if (current_drive->audio_state!=audio_pausing) RETURN_UP(-EINVAL);
- if (famL_drive)
- i=cc_PlayAudio(current_drive->pos_audio_start,
- current_drive->pos_audio_end);
- else i=cc_Pause_Resume(3);
- if (i<0) RETURN_UP(-EIO);
- current_drive->audio_state=audio_playing;
- RETURN_UP(0);
-
- case CDROMPLAYMSF:
- msg(DBG_IOC,"ioctl: CDROMPLAYMSF entered.\n");
-#ifdef SAFE_MIXED
- if (current_drive->has_data>1) RETURN_UP(-EBUSY);
-#endif /* SAFE_MIXED */
- if (current_drive->audio_state==audio_playing)
- {
- i=cc_Pause_Resume(1);
- if (i<0) RETURN_UP(-EIO);
- i=cc_ReadSubQ();
- if (i<0) RETURN_UP(-EIO);
- current_drive->pos_audio_start=current_drive->SubQ_run_tot;
- i=cc_Seek(current_drive->pos_audio_start,1);
- }
- memcpy(&msf, (void *) arg, sizeof(struct cdrom_msf));
- /* values come as msf-bin */
- current_drive->pos_audio_start = (msf.cdmsf_min0<<16) |
- (msf.cdmsf_sec0<<8) |
- msf.cdmsf_frame0;
- current_drive->pos_audio_end = (msf.cdmsf_min1<<16) |
- (msf.cdmsf_sec1<<8) |
- msf.cdmsf_frame1;
- msg(DBG_IOX,"ioctl: CDROMPLAYMSF %08X %08X\n",
- current_drive->pos_audio_start,current_drive->pos_audio_end);
- i=cc_PlayAudio(current_drive->pos_audio_start,current_drive->pos_audio_end);
- if (i<0)
- {
- msg(DBG_INF,"ioctl: cc_PlayAudio returns %d\n",i);
- DriveReset();
- current_drive->audio_state=0;
- RETURN_UP(-EIO);
- }
- current_drive->audio_state=audio_playing;
- RETURN_UP(0);
-
- case CDROMPLAYTRKIND: /* Play a track. This currently ignores index. */
- msg(DBG_IOC,"ioctl: CDROMPLAYTRKIND entered.\n");
-#ifdef SAFE_MIXED
- if (current_drive->has_data>1) RETURN_UP(-EBUSY);
-#endif /* SAFE_MIXED */
- if (current_drive->audio_state==audio_playing)
- {
- msg(DBG_IOX,"CDROMPLAYTRKIND: already audio_playing.\n");
-#if 1
- RETURN_UP(0); /* just let us play on */
-#else
- RETURN_UP(-EINVAL); /* play on, but say "error" */
-#endif
- }
- memcpy(&ti,(void *) arg,sizeof(struct cdrom_ti));
- msg(DBG_IOX,"ioctl: trk0: %d, ind0: %d, trk1:%d, ind1:%d\n",
- ti.cdti_trk0,ti.cdti_ind0,ti.cdti_trk1,ti.cdti_ind1);
- if (ti.cdti_trk0<current_drive->n_first_track) RETURN_UP(-EINVAL);
- if (ti.cdti_trk0>current_drive->n_last_track) RETURN_UP(-EINVAL);
- if (ti.cdti_trk1<ti.cdti_trk0) ti.cdti_trk1=ti.cdti_trk0;
- if (ti.cdti_trk1>current_drive->n_last_track) ti.cdti_trk1=current_drive->n_last_track;
- current_drive->pos_audio_start=current_drive->TocBuffer[ti.cdti_trk0].address;
- current_drive->pos_audio_end=current_drive->TocBuffer[ti.cdti_trk1+1].address;
- i=cc_PlayAudio(current_drive->pos_audio_start,current_drive->pos_audio_end);
- if (i<0)
- {
- msg(DBG_INF,"ioctl: cc_PlayAudio returns %d\n",i);
- DriveReset();
- current_drive->audio_state=0;
- RETURN_UP(-EIO);
- }
- current_drive->audio_state=audio_playing;
- RETURN_UP(0);
-
- case CDROMREADTOCHDR: /* Read the table of contents header */
- msg(DBG_IOC,"ioctl: CDROMREADTOCHDR entered.\n");
- tochdr.cdth_trk0=current_drive->n_first_track;
- tochdr.cdth_trk1=current_drive->n_last_track;
- memcpy((void *) arg, &tochdr, sizeof(struct cdrom_tochdr));
- RETURN_UP(0);
-
- case CDROMREADTOCENTRY: /* Read an entry in the table of contents */
- msg(DBG_IOC,"ioctl: CDROMREADTOCENTRY entered.\n");
- memcpy(&tocentry, (void *) arg, sizeof(struct cdrom_tocentry));
- i=tocentry.cdte_track;
- if (i==CDROM_LEADOUT) i=current_drive->n_last_track+1;
- else if (i<current_drive->n_first_track||i>current_drive->n_last_track)
- RETURN_UP(-EINVAL);
- tocentry.cdte_adr=current_drive->TocBuffer[i].ctl_adr&0x0F;
- tocentry.cdte_ctrl=(current_drive->TocBuffer[i].ctl_adr>>4)&0x0F;
- tocentry.cdte_datamode=current_drive->TocBuffer[i].format;
- if (tocentry.cdte_format==CDROM_MSF) /* MSF-bin required */
- {
- tocentry.cdte_addr.msf.minute=(current_drive->TocBuffer[i].address>>16)&0x00FF;
- tocentry.cdte_addr.msf.second=(current_drive->TocBuffer[i].address>>8)&0x00FF;
- tocentry.cdte_addr.msf.frame=current_drive->TocBuffer[i].address&0x00FF;
- }
- else if (tocentry.cdte_format==CDROM_LBA) /* blk required */
- tocentry.cdte_addr.lba=msf2blk(current_drive->TocBuffer[i].address);
- else RETURN_UP(-EINVAL);
- memcpy((void *) arg, &tocentry, sizeof(struct cdrom_tocentry));
- RETURN_UP(0);
-
- case CDROMSTOP: /* Spin down the drive */
- msg(DBG_IOC,"ioctl: CDROMSTOP entered.\n");
-#ifdef SAFE_MIXED
- if (current_drive->has_data>1) RETURN_UP(-EBUSY);
-#endif /* SAFE_MIXED */
- i=cc_Pause_Resume(1);
- current_drive->audio_state=0;
-#if 0
- cc_DriveReset();