Implemented some ATIP functionality
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4718ad99f9
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b6a04cb493
@ -172,6 +172,7 @@ or
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#define Cdrskin_libburn_has_audioxtR 1
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#define Cdrskin_libburn_has_get_start_end_lbA 1
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#define Cdrskin_libburn_has_burn_disc_unsuitablE 1
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#define Cdrskin_libburn_has_read_atiP 1
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#endif
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#ifndef Cdrskin_libburn_versioN
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@ -3326,7 +3327,7 @@ ex:;
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int Cdrskin_atip(struct CdrskiN *skin, int flag)
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{
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int ret,is_not_really_erasable= 0;
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double x_speed;
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double x_speed_max, x_speed_min= -1.0;
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enum burn_disc_status s;
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struct burn_drive *drive;
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@ -3400,10 +3401,26 @@ int Cdrskin_atip(struct CdrskiN *skin, int flag)
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#endif /* Cdrskin_atip_speed_brokeN */
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#ifdef Cdrskin_libburn_has_read_atiP
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ret= burn_disc_read_atip(drive);
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if(ret>0) {
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ret= burn_drive_get_min_write_speed(drive);
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x_speed_min= ((double) ret)/Cdrskin_libburn_cd_speed_factoR;
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}
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#endif
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#ifdef Cdrskin_libburn_has_burn_disc_unsuitablE
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if(burn_disc_get_status(drive) == BURN_DISC_UNSUITABLE) {
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printf("Current: UNSUITABLE MEDIA\n");
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{ret= 0; goto ex;}
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}
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#endif
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ret= burn_drive_get_write_speed(drive);
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x_speed= ((double) ret)/Cdrskin_libburn_cd_speed_factoR;
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printf("cdrskin: burn_drive_get_write_speed = %d (%.1fx)\n",ret,x_speed);
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x_speed_max= ((double) ret)/Cdrskin_libburn_cd_speed_factoR;
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if(x_speed_min<0)
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x_speed_min= x_speed_max;
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printf("cdrskin: burn_drive_get_write_speed = %d (%.1fx)\n",ret,x_speed_max);
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if(skin->verbosity>=Cdrskin_verbose_progresS) {
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if(burn_disc_erasable(drive))
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printf("Current: CD-RW\n");
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@ -3425,14 +3442,16 @@ int Cdrskin_atip(struct CdrskiN *skin, int flag)
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ret= burn_drive_get_start_end_lba(drive,&start_lba,&end_lba,0);
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if(ret>0) {
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burn_lba_to_msf(start_lba,&min,&sec,&fr);
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printf(" ATIP start of lead in: %d (%d:%d/%d)\n",start_lba,min,sec,fr);
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printf(" ATIP start of lead in: %d (%-2.2d:%-2.2d/%-2.2d)\n",
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start_lba,min,sec,fr);
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burn_lba_to_msf(end_lba,&min,&sec,&fr);
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printf(" ATIP start of lead out: %d (%d:%d/%d)\n",end_lba,min,sec,fr);
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printf(" ATIP start of lead out: %d (%-2.2d:%-2.2d/%-2.2d)\n",
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end_lba,min,sec,fr);
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}
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}
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#endif /* Cdrskin_libburn_has_get_start_end_lbA */
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printf(" 1T speed low: %.f 1T speed high: %.f\n",x_speed,x_speed);
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printf(" 1T speed low: %.f 1T speed high: %.f\n",x_speed_min,x_speed_max);
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ret= 1;
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ex:;
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Cdrskin_release_drive(skin,0);
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@ -1 +1 @@
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#define Cdrskin_timestamP "2006.10.20.151602"
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#define Cdrskin_timestamP "2006.10.21.103352"
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@ -663,6 +663,12 @@ int burn_drive_get_write_speed(struct burn_drive *d)
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return d->mdata->max_write_speed;
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}
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/* ts A61021 : New API function */
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int burn_drive_get_min_write_speed(struct burn_drive *d)
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{
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return d->mdata->min_write_speed;
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}
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/* ts A51221 */
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static char *enumeration_whitelist[BURN_DRIVE_WHITELIST_LEN];
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@ -1136,3 +1142,19 @@ int burn_disc_pretend_blank(struct burn_drive *d)
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return 1;
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}
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/* ts A61021: new API function */
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int burn_disc_read_atip(struct burn_drive *d)
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{
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if (burn_drive_is_released(d)) {
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libdax_msgs_submit(libdax_messenger,
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d->global_index, 0x0002010e,
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LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
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"Attempt to read ATIP from ungrabbed drive",
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0, 0);
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return -1;
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}
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d->read_atip(d);
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/* >>> some control of success would be nice :) */
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return 1;
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}
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@ -639,7 +639,17 @@ enum burn_disc_status burn_disc_get_status(struct burn_drive *drive);
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failed to declare themselves either blank or (partially) filled.
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@return 1 drive status has been set , 0 = unsuitable drive status
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*/
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int burn_disc_pretend_blank(struct burn_drive *d);
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int burn_disc_pretend_blank(struct burn_drive *drive);
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/* ts A61021 */
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/** Reads ATIP information from inserted media. To be obtained via
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burn_drive_get_write_speed(), burn_drive_get_min_write_speed(),
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burn_drive_get_start_end_lba(). The drive must be grabbed for this call.
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@param drive The drive to query.
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@return 1=sucess, 0=no valid ATIP info read, -1 severe error
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*/
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int burn_disc_read_atip(struct burn_drive *drive);
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/* ts A61020 */
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@ -652,7 +662,7 @@ int burn_disc_pretend_blank(struct burn_drive *d);
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@param flag Bitfield for control purposes (unused yet, submit 0)
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@return 1 if lba values are valid , 0 if invalid
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*/
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int burn_drive_get_start_end_lba(struct burn_drive *d,
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int burn_drive_get_start_end_lba(struct burn_drive *drive,
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int *start_lba, int *end_lba, int flag);
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@ -1019,6 +1029,16 @@ void burn_read_opts_set_hardware_error_retries(struct burn_read_opts *opts,
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*/
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int burn_drive_get_write_speed(struct burn_drive *d);
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/* ts A61021 */
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/** Gets the minimum write speed for a drive. This might differ from
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burn_drive_get_write_speed() only after burn_disc_read_atip()
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@param d Drive to query
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@return Minimum write speed in K/s
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*/
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int burn_drive_get_min_write_speed(struct burn_drive *d);
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/** Gets the maximum read speed for a drive
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@param d Drive to query
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@return Maximum read speed in K/s
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@ -319,7 +319,7 @@ Range "scdbackup" : 0x00020000 to 0x0002ffff
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0x0002010b (FATAL,HIGH) = Burn run failed
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0x0002010c (FATAL,HIGH) = Failed to transfer command to drive
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0x0002010d (DEBUG,HIGH) = Could not inquire TOC
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0x0002010e
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0x0002010e (FATAL,HIGH) = Attempt to read ATIP from ungrabbed drive
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0x0002010f
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0x00020110 (FATAL,HIGH) = Persistent drive address too long
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0x00020111 (FATAL,HIGH) = Could not allocate new auxiliary object
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130
libburn/mmc.c
130
libburn/mmc.c
@ -439,6 +439,17 @@ void mmc_read_atip(struct burn_drive *d)
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struct buffer buf;
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struct command c;
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/* ts A61021 */
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unsigned char *data;
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/* Speed values from A1:
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With 4 cdrecord tells 10 or 8 where MMC-1 says 8.
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cdrecord 8 appear on 4xCD-RW and thus seem to be quite invalid.
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My CD-R (>=24 speed) tell no A1.
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The higher non-MMC-1 values are hearsay.
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*/
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static int speed_value[16]= { 0, 2, 4, 6, 10, -5, 16, -7,
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24, 32, 40, 48, -12, -13, -14, -15};
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mmc_function_spy("mmc_read_atip");
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memcpy(c.opcode, MMC_GET_ATIP, sizeof(MMC_GET_ATIP));
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c.retry = 1;
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@ -450,6 +461,125 @@ void mmc_read_atip(struct burn_drive *d)
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c.dir = FROM_DRIVE;
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d->issue_command(d, &c);
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burn_print(1, "atip shit for you\n");
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/* ts A61021 */
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data = c.page->data;
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d->erasable= !!(data[6]&64);
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d->start_lba= burn_msf_to_lba(data[8],data[9],data[10]);
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d->end_lba= burn_msf_to_lba(data[12],data[13],data[14]);
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if (data[6]&4) {
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if (speed_value[(data[16]>>4)&7] > 0)
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d->mdata->min_write_speed =
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speed_value[(data[16]>>4)&7]*176;
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if (speed_value[(data[16])&15] > 0)
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d->mdata->max_write_speed =
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speed_value[(data[16])&15]*176;
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}
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#ifdef Burn_mmc_be_verbous_about_atiP
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{ int i;
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fprintf(stderr,"libburn_experimental: Returned ATIP Data\n");
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for(i= 0; i<28; i++)
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fprintf(stderr,"%3.3d (0x%2.2x)%s",
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data[i],data[i],((i+1)%5 ? " ":"\n"));
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fprintf(stderr,"\n");
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fprintf(stderr,
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"libburn_experimental: Indicative Target Writing Power= %d\n",
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(data[4]>>4)&7);
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fprintf(stderr,
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"libburn_experimental: Reference speed= %d ->%d\n",
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data[4]&7, speed_value[data[4]&7]);
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fprintf(stderr,
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"libburn_experimental: Is %sunrestricted\n",
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(data[5]&64?"":"not "));
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fprintf(stderr,
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"libburn_experimental: Is %serasable, sub-type %d\n",
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(data[6]&64?"":"not "),(data[6]>>3)&3);
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fprintf(stderr,
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"libburn_experimental: lead in: %d (%-2.2d:%-2.2d/%-2.2d)\n",
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burn_msf_to_lba(data[8],data[9],data[10]),
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data[8],data[9],data[10]);
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fprintf(stderr,
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"libburn_experimental: lead out: %d (%-2.2d:%-2.2d/%-2.2d)\n",
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burn_msf_to_lba(data[12],data[13],data[14]),
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data[12],data[13],data[14]);
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if(data[6]&4)
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fprintf(stderr,
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"libburn_experimental: A1 speed low %d speed high %d\n",
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speed_value[(data[16]>>4)&7], speed_value[(data[16])&7]);
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if(data[6]&2)
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fprintf(stderr,
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"libburn_experimental: A2 speed low %d speed high %d\n",
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speed_value[(data[20]>>4)&7], speed_value[(data[20])&7]);
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if(data[6]&1)
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fprintf(stderr,
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"libburn_experimental: A3 speed low %d speed high %d\n",
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speed_value[(data[24]>>4)&7], speed_value[(data[24])&7]);
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}
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#endif /* Burn_mmc_be_verbous_about_atiP */
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/* ts A61020
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http://www.t10.org/ftp/t10/drafts/mmc/mmc-r10a.pdf , table 77 :
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0 ATIP Data Length MSB
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1 ATIP Data Length LSB
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2 Reserved
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3 Reserved
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4 bit7=1, bit4-6="Indicative Target Writing Power", bit3=reserved ,
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bit0-2="Reference speed"
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5 bit7=0, bit6="URU" , bit0-5=reserved
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6 bit7=1, bit6="Disc Type", bit3-4="Disc Sub-Type",
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bit2="A1", bit1="A2", bit0="A3"
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7 reserved
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8 ATIP Start Time of lead-in (Min)
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9 ATIP Start Time of lead-in (Sec)
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10 ATIP Start Time of lead-in (Frame)
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11 reserved
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12 ATIP Last Possible Start Time of lead-out (Min)
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13 ATIP Last Possible Start Time of lead-out (Sec)
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14 ATIP Last Possible Start Time of lead-out (Frame)
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15 reserved
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16 bit7=0, bit4-6="Lowest Usable CLV Recording speed"
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bit0-3="Highest Usable CLV Recording speed"
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17 bit7=0, bit4-6="Power Multiplication Factor p",
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bit1-3="Target y value of the Modulation/Power function", bit0=reserved
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18 bit7=1, bit4-6="Recommended Erase/Write Power Ratio (P(inf)/W(inf))"
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bit0-3=reserved
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19 reserved
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20-22 A2 Values
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23 reserved
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24-26 A3 Values
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27 reserved
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Disc Type - zero indicates CD-R media; one indicates CD-RW media.
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Disc Sub-Type - shall be set to zero.
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A1 - when set to one, indicates that bytes 16-18 are valid.
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Lowest Usable CLV Recording Speed
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000b Reserved
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001b 2X
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010b - 111b Reserved
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Highest CLV Recording Speeds
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000b Reserved
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001b 2X
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010b 4X
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011b 6X
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100b 8X
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101b - 111b Reserved
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MMC-3 seems to recommend MODE SENSE (5Ah) page 2Ah rather than A1, A2, A3.
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This page is loaded in libburn function spc_sense_caps() .
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Speed is given in kbytes/sec there. But i suspect this to be independent
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of media. So one would habe to associate the speed descriptor blocks with
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the ATIP media characteristics ? How ?
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*/
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}
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void mmc_read_sectors(struct burn_drive *d,
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@ -208,6 +208,7 @@ static void enumerate_common(char *fname, int bus_no, int host_no,
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out.start_lba= -2000000000;
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out.end_lba= -2000000000;
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out.read_atip = mmc_read_atip;
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out.grab = sg_grab;
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out.release = sg_release;
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@ -443,6 +443,7 @@ static void enumerate_common(char *fname, int bus_no, int host_no,
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/* ts A61020 */
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out.start_lba= -2000000000;
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out.end_lba= -2000000000;
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out.read_atip = mmc_read_atip;
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out.grab = sg_grab;
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out.release = sg_release;
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@ -157,10 +157,24 @@ void spc_sense_caps(struct burn_drive *d)
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m->cdrw_write = page[3] & 2;
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m->cdr_read = page[2] & 1;
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m->cdr_write = page[3] & 1;
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/* ts A61021 : these fields are marked obsolete in MMC 3 */
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m->max_read_speed = page[8] * 256 + page[9];
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m->cur_read_speed = page[14] * 256 + page[15];
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/* in MMC-3 : see [30-31] and blocks beginning at [32] */
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m->max_write_speed = page[18] * 256 + page[19];
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/* New field to be set by atip */
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m->min_write_speed = m->max_write_speed;
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/* in MMC-3 : [28-29] */
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m->cur_write_speed = page[20] * 256 + page[21];
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/* >>> ts A61021 : iterate over all speeds :
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data[30-31]: number of speed performance descriptor blocks
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data[32-35]: block 0 : [+2-3] speed in kbytes/sec
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*/
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m->c2_pointers = page[5] & 16;
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m->valid = 1;
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m->underrun_proof = page[4] & 128;
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@ -79,6 +79,10 @@ struct scsi_mode_data
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int simulate;
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int max_read_speed;
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int max_write_speed;
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/* ts A61021 */
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int min_write_speed;
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int cur_read_speed;
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int cur_write_speed;
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int retry_page_length;
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@ -146,6 +150,10 @@ struct burn_drive
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/* lower level functions */
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void (*erase) (struct burn_drive *, int);
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void (*getcaps) (struct burn_drive *);
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/* ts A61021 */
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void (*read_atip) (struct burn_drive *);
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int (*write) (struct burn_drive *, int, struct buffer *);
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void (*read_toc) (struct burn_drive *);
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void (*lock) (struct burn_drive *);
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