Made available drive buffer fill during write
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@ -47,6 +47,9 @@ static unsigned char MMC_TRACK_INFO[] = { 0x52, 0, 0, 0, 0, 0, 0, 16, 0, 0 };
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static unsigned char MMC_SEND_CUE_SHEET[] =
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{ 0x5D, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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/* ts A61023 : get size and free space of drive buffer */
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static unsigned char MMC_READ_BUFFER_CAPACITY[] = { 0x5C, 0, 0, 0, 0, 0, 0, 16, 0, 0 };
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static int mmc_function_spy_do_tell = 0;
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@ -771,6 +774,40 @@ void mmc_sync_cache(struct burn_drive *d)
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d->issue_command(d, &c);
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}
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/* ts A61023 : http://libburn.pykix.org/ticket/14
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get size and free space of drive buffer
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*/
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int mmc_read_buffer_capacity(struct burn_drive *d)
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{
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struct buffer buf;
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struct command c;
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unsigned char *data;
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mmc_function_spy("mmc_read_buffer_capacity");
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memcpy(c.opcode, MMC_READ_BUFFER_CAPACITY,
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sizeof(MMC_READ_BUFFER_CAPACITY));
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c.retry = 1;
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c.oplen = sizeof(MMC_READ_BUFFER_CAPACITY);
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c.page = &buf;
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c.page->bytes = 0;
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c.page->sectors = 0;
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c.dir = FROM_DRIVE;
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d->issue_command(d, &c);
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/* >>> ??? error diagnostics */
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data = c.page->data;
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d->progress.buffer_capacity =
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(data[4]<<24)|(data[5]<<16)|(data[6]<<8)|data[7];
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d->progress.buffer_available =
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(data[8]<<24)|(data[9]<<16)|(data[10]<<8)|data[11];
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return 1;
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}
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/* ts A61021 : the mmc specific part of sg.c:enumerate_common()
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*/
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int mmc_setup_drive(struct burn_drive *d)
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@ -787,6 +824,7 @@ int mmc_setup_drive(struct burn_drive *d)
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d->get_nwa = mmc_get_nwa;
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d->close_disc = mmc_close_disc;
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d->close_session = mmc_close_session;
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d->read_buffer_capacity = mmc_read_buffer_capacity;
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/* ts A61020 */
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d->start_lba= -2000000000;
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@ -794,3 +832,4 @@ int mmc_setup_drive(struct burn_drive *d)
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return 1;
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}
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