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libburn/libburn/mmc.c

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/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
/* ts A61009 */
/* #include <a ssert.h> */
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include <pthread.h>
#include "error.h"
#include "sector.h"
#include "libburn.h"
#include "transport.h"
#include "mmc.h"
#include "spc.h"
#include "drive.h"
#include "debug.h"
#include "toc.h"
#include "structure.h"
#include "options.h"
/* ts A61005 */
#include "libdax_msgs.h"
extern struct libdax_msgs *libdax_messenger;
static unsigned char MMC_GET_TOC[] = { 0x43, 2, 2, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char MMC_GET_ATIP[] = { 0x43, 2, 4, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char MMC_GET_DISC_INFO[] =
{ 0x51, 0, 0, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char MMC_READ_CD[] = { 0xBE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_ERASE[] = { 0xA1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_SEND_OPC[] = { 0x54, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_SET_SPEED[] =
{ 0xBB, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_WRITE_12[] =
{ 0xAA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_WRITE_10[] = { 0x2A, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_GET_CONFIGURATION[] =
{ 0x46, 0, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char MMC_SYNC_CACHE[] = { 0x35, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_GET_EVENT[] = { 0x4A, 1, 0, 0, 16, 0, 0, 0, 8, 0 };
static unsigned char MMC_CLOSE[] = { 0x5B, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char MMC_TRACK_INFO[] = { 0x52, 0, 0, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char MMC_SEND_CUE_SHEET[] =
{ 0x5D, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static int mmc_function_spy_do_tell = 0;
int mmc_function_spy(char * text)
{
if (mmc_function_spy_do_tell)
fprintf(stderr,"libburn: experimental: mmc_function_spy: %s\n",
text);
return 1;
}
int mmc_function_spy_ctrl(int do_tell)
{
mmc_function_spy_do_tell= !!do_tell;
return 1;
}
void mmc_send_cue_sheet(struct burn_drive *d, struct cue_sheet *s)
{
struct buffer buf;
struct command c;
mmc_function_spy("mmc_send_cue_sheet");
c.retry = 1;
c.oplen = sizeof(MMC_SEND_CUE_SHEET);
memcpy(c.opcode, MMC_SEND_CUE_SHEET, sizeof(MMC_SEND_CUE_SHEET));
c.page = &buf;
c.page->bytes = s->count * 8;
c.page->sectors = 0;
c.opcode[6] = (c.page->bytes >> 16) & 0xFF;
c.opcode[7] = (c.page->bytes >> 8) & 0xFF;
c.opcode[8] = c.page->bytes & 0xFF;
c.dir = TO_DRIVE;
memcpy(c.page->data, s->data, c.page->bytes);
d->issue_command(d, &c);
}
int mmc_get_nwa(struct burn_drive *d)
{
struct buffer buf;
struct command c;
unsigned char *data;
mmc_function_spy("mmc_get_nwa");
c.retry = 1;
c.oplen = sizeof(MMC_TRACK_INFO);
memcpy(c.opcode, MMC_TRACK_INFO, sizeof(MMC_TRACK_INFO));
c.opcode[1] = 1;
c.opcode[5] = 0xFF;
c.page = &buf;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
data = c.page->data;
return (data[12] << 24) + (data[13] << 16)
+ (data[14] << 8) + data[15];
}
/* ts A61009 : function is obviously unused. */
/* void mmc_close_disc(struct burn_drive *d, struct burn_write_opts *o) */
void mmc_close_disc(struct burn_write_opts *o)
{
struct burn_drive *d;
mmc_function_spy("mmc_close_disc");
libdax_msgs_submit(libdax_messenger, -1, 0x00000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
"HOW THAT ? mmc_close_disc() was called", 0, 0);
/* ts A61009 : made impossible by removing redundant parameter d */
/* a ssert(o->drive == d); */
d = o->drive;
o->multi = 0;
spc_select_write_params(d, o);
mmc_close(d, 1, 0);
}
/* ts A61009 : function is obviously unused. */
/* void mmc_close_session(struct burn_drive *d, struct burn_write_opts *o) */
void mmc_close_session(struct burn_write_opts *o)
{
struct burn_drive *d;
mmc_function_spy("mmc_close_session");
libdax_msgs_submit(libdax_messenger, -1, 0x00000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
"HOW THAT ? mmc_close_session() was called", 0, 0);
/* ts A61009 : made impossible by removing redundant parameter d */
/* a ssert(o->drive == d); */
d = o->drive;
o->multi = 3;
spc_select_write_params(d, o);
mmc_close(d, 1, 0);
}
void mmc_close(struct burn_drive *d, int session, int track)
{
struct command c;
mmc_function_spy("mmc_close");
libdax_msgs_submit(libdax_messenger, -1, 0x00000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
"HOW THAT ? mmc_close() was called", 0, 0);
c.retry = 1;
c.oplen = sizeof(MMC_CLOSE);
memcpy(c.opcode, MMC_CLOSE, sizeof(MMC_CLOSE));
c.opcode[2] = session | !!track;
c.opcode[4] = track >> 8;
c.opcode[5] = track & 0xFF;
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
void mmc_get_event(struct burn_drive *d)
{
struct buffer buf;
struct command c;
mmc_function_spy("mmc_get_event");
c.retry = 1;
c.oplen = sizeof(MMC_GET_EVENT);
memcpy(c.opcode, MMC_GET_EVENT, sizeof(MMC_GET_EVENT));
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
burn_print(12, "0x%x:0x%x:0x%x:0x%x\n",
c.page->data[0], c.page->data[1], c.page->data[2],
c.page->data[3]);
burn_print(12, "event: %d:%d:%d:%d\n", c.page->data[4],
c.page->data[5], c.page->data[6], c.page->data[7]);
}
void mmc_write_12(struct burn_drive *d, int start, struct buffer *buf)
{
struct command c;
int len;
mmc_function_spy("mmc_write_12");
len = buf->sectors;
/* ts A61009 */
/* a ssert(buf->bytes >= buf->sectors);*/ /* can be == at 0... */
burn_print(100, "trying to write %d at %d\n", len, start);
memcpy(c.opcode, MMC_WRITE_12, sizeof(MMC_WRITE_12));
c.retry = 1;
c.oplen = sizeof(MMC_WRITE_12);
c.opcode[2] = start >> 24;
c.opcode[3] = (start >> 16) & 0xFF;
c.opcode[4] = (start >> 8) & 0xFF;
c.opcode[5] = start & 0xFF;
c.opcode[6] = len >> 24;
c.opcode[7] = (len >> 16) & 0xFF;
c.opcode[8] = (len >> 8) & 0xFF;
c.opcode[9] = len & 0xFF;
c.page = buf;
c.dir = TO_DRIVE;
d->issue_command(d, &c);
}
int mmc_write(struct burn_drive *d, int start, struct buffer *buf)
{
int cancelled;
struct command c;
int len;
mmc_function_spy("mmc_write");
pthread_mutex_lock(&d->access_lock);
cancelled = d->cancel;
pthread_mutex_unlock(&d->access_lock);
if (cancelled)
return BE_CANCELLED;
len = buf->sectors;
/* ts A61009 : buffer fill problems are to be handled by caller */
/* a ssert(buf->bytes >= buf->sectors);*/ /* can be == at 0... */
burn_print(100, "trying to write %d at %d\n", len, start);
memcpy(c.opcode, MMC_WRITE_10, sizeof(MMC_WRITE_10));
c.retry = 1;
c.oplen = sizeof(MMC_WRITE_10);
c.opcode[2] = start >> 24;
c.opcode[3] = (start >> 16) & 0xFF;
c.opcode[4] = (start >> 8) & 0xFF;
c.opcode[5] = start & 0xFF;
c.opcode[6] = 0;
c.opcode[7] = (len >> 8) & 0xFF;
c.opcode[8] = len & 0xFF;
c.page = buf;
c.dir = TO_DRIVE;
/*
burn_print(12, "%d, %d, %d, %d - ", c->opcode[2], c->opcode[3], c->opcode[4], c->opcode[5]);
burn_print(12, "%d, %d, %d, %d\n", c->opcode[6], c->opcode[7], c->opcode[8], c->opcode[9]);
*/
/* write(fileno(stderr), c.page->data, c.page->bytes);*/
d->issue_command(d, &c);
return 0;
}
void mmc_read_toc(struct burn_drive *d)
{
/* read full toc, all sessions, in m/s/f form, 4k buffer */
struct burn_track *track;
struct burn_session *session;
struct buffer buf;
struct command c;
int dlen;
int i;
unsigned char *tdata;
mmc_function_spy("mmc_read_toc");
memcpy(c.opcode, MMC_GET_TOC, sizeof(MMC_GET_TOC));
c.retry = 1;
c.oplen = sizeof(MMC_GET_TOC);
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
if (c.error) {
/* ts A61020 : this snaps on non-blank DVD media */
/* Very unsure wether this old measure is ok.
Obviously higher levels do not care about this.
DVD+RW burns go on after passing through here.
d->busy = BURN_DRIVE_IDLE;
*/
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002010d,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH,
"Could not inquire TOC (non-blank DVD media ?)", 0,0);
d->status = BURN_DISC_UNSUITABLE;
d->toc_entries = 0;
/* Prefering memory leaks over fandangos */
d->toc_entry = malloc(sizeof(struct burn_toc_entry));
return;
}
dlen = c.page->data[0] * 256 + c.page->data[1];
d->toc_entries = (dlen - 2) / 11;
/*
some drives fail this check.
ts A61007 : if re-enabled then not via Assert.
a ssert(((dlen - 2) % 11) == 0);
*/
d->toc_entry = malloc(d->toc_entries * sizeof(struct burn_toc_entry));
tdata = c.page->data + 4;
burn_print(12, "TOC:\n");
d->disc = burn_disc_create();
for (i = 0; i < c.page->data[3]; i++) {
session = burn_session_create();
burn_disc_add_session(d->disc, session, BURN_POS_END);
burn_session_free(session);
}
for (i = 0; i < d->toc_entries; i++, tdata += 11) {
burn_print(12, "S %d, PT %d, TNO %d : ", tdata[0], tdata[3],
tdata[2]);
burn_print(12, "(%d:%d:%d)", tdata[8], tdata[9], tdata[10]);
burn_print(12, "A(%d:%d:%d)", tdata[4], tdata[5], tdata[6]);
burn_print(12, " - control %d, adr %d\n", tdata[1] & 0xF,
tdata[1] >> 4);
/*
fprintf(stderr, "libburn_experimental: toc entry #%d : %d %d %d\n",i,tdata[8], tdata[9], tdata[10]);
*/
if (tdata[3] == 1) {
if (burn_msf_to_lba(tdata[8], tdata[9], tdata[10])) {
d->disc->session[0]->hidefirst = 1;
track = burn_track_create();
burn_session_add_track(d->disc->
session[tdata[0] - 1],
track, BURN_POS_END);
burn_track_free(track);
}
}
if (tdata[3] < 100) {
track = burn_track_create();
burn_session_add_track(d->disc->session[tdata[0] - 1],
track, BURN_POS_END);
track->entry = &d->toc_entry[i];
burn_track_free(track);
}
d->toc_entry[i].session = tdata[0];
d->toc_entry[i].adr = tdata[1] >> 4;
d->toc_entry[i].control = tdata[1] & 0xF;
d->toc_entry[i].tno = tdata[2];
d->toc_entry[i].point = tdata[3];
d->toc_entry[i].min = tdata[4];
d->toc_entry[i].sec = tdata[5];
d->toc_entry[i].frame = tdata[6];
d->toc_entry[i].zero = tdata[7];
d->toc_entry[i].pmin = tdata[8];
d->toc_entry[i].psec = tdata[9];
d->toc_entry[i].pframe = tdata[10];
if (tdata[3] == 0xA0)
d->disc->session[tdata[0] - 1]->firsttrack = tdata[8];
if (tdata[3] == 0xA1)
d->disc->session[tdata[0] - 1]->lasttrack = tdata[8];
if (tdata[3] == 0xA2)
d->disc->session[tdata[0] - 1]->leadout_entry =
&d->toc_entry[i];
}
if (d->status != BURN_DISC_APPENDABLE)
d->status = BURN_DISC_FULL;
toc_find_modes(d);
}
void mmc_read_disc_info(struct burn_drive *d)
{
struct buffer buf;
unsigned char *data;
struct command c;
mmc_function_spy("mmc_read_disc_info");
memcpy(c.opcode, MMC_GET_DISC_INFO, sizeof(MMC_GET_DISC_INFO));
c.retry = 1;
c.oplen = sizeof(MMC_GET_DISC_INFO);
c.page = &buf;
c.page->sectors = 0;
c.page->bytes = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
if (c.error) {
d->busy = BURN_DRIVE_IDLE;
return;
}
data = c.page->data;
d->erasable = !!(data[2] & 16);
/* ts A61020 */
d->start_lba = d->end_lba = -2000000000;
/*
fprintf(stderr, "libburn_experimental: data[2]= %d 0x%x\n",
(unsigned) data[2], (unsigned) data[2]);
*/
switch (data[2] & 3) {
case 0:
d->toc_entries = 0;
d->start_lba = burn_msf_to_lba(data[17], data[18], data[19]);
d->end_lba = burn_msf_to_lba(data[21], data[22], data[23]);
/*
fprintf(stderr, "libburn_experimental: start_lba = %d (%d %d %d) , end_lba = %d (%d %d %d)\n",
d->start_lba, data[17], data[18], data[19],
d->end_lba, data[21], data[22], data[23]);
*/
d->status = BURN_DISC_BLANK;
break;
case 1:
d->status = BURN_DISC_APPENDABLE;
case 2:
mmc_read_toc(d);
break;
}
}
void mmc_read_atip(struct burn_drive *d)
{
struct buffer buf;
struct command c;
mmc_function_spy("mmc_read_atip");
memcpy(c.opcode, MMC_GET_ATIP, sizeof(MMC_GET_ATIP));
c.retry = 1;
c.oplen = sizeof(MMC_GET_ATIP);
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
burn_print(1, "atip shit for you\n");
}
void mmc_read_sectors(struct burn_drive *d,
int start,
int len,
const struct burn_read_opts *o, struct buffer *buf)
{
int temp;
int errorblock, req;
struct command c;
mmc_function_spy("mmc_read_sectors");
/* ts A61009 : to be ensured by callers */
/* a ssert(len >= 0); */
/* if the drive isn't busy, why the hell are we here? */
/* ts A61006 : i second that question */
/* a ssert(d->busy); */
burn_print(12, "reading %d from %d\n", len, start);
memcpy(c.opcode, MMC_READ_CD, sizeof(MMC_READ_CD));
c.retry = 1;
c.oplen = sizeof(MMC_READ_CD);
temp = start;
c.opcode[5] = temp & 0xFF;
temp >>= 8;
c.opcode[4] = temp & 0xFF;
temp >>= 8;
c.opcode[3] = temp & 0xFF;
temp >>= 8;
c.opcode[2] = temp & 0xFF;
c.opcode[8] = len & 0xFF;
len >>= 8;
c.opcode[7] = len & 0xFF;
len >>= 8;
c.opcode[6] = len & 0xFF;
req = 0xF8;
if (d->busy == BURN_DRIVE_GRABBING || o->report_recovered_errors)
req |= 2;
c.opcode[10] = 0;
/* always read the subcode, throw it away later, since we don't know
what we're really reading
*/
if (d->busy == BURN_DRIVE_GRABBING || (o->subcodes_audio)
|| (o->subcodes_data))
c.opcode[10] = 1;
c.opcode[9] = req;
c.page = buf;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
if (c.error) {
burn_print(12, "got an error over here\n");
burn_print(12, "%d, %d, %d, %d\n", c.sense[3], c.sense[4],
c.sense[5], c.sense[6]);
errorblock =
(c.sense[3] << 24) + (c.sense[4] << 16) +
(c.sense[5] << 8) + c.sense[6];
c.page->sectors = errorblock - start + 1;
burn_print(1, "error on block %d\n", errorblock);
burn_print(12, "error on block %d\n", errorblock);
burn_print(12, "returning %d sectors\n", c.page->sectors);
}
}
void mmc_erase(struct burn_drive *d, int fast)
{
struct command c;
mmc_function_spy("mmc_erase");
memcpy(c.opcode, MMC_ERASE, sizeof(MMC_ERASE));
c.opcode[1] = 16; /* IMMED set to 1 */
c.opcode[1] |= !!fast;
c.retry = 1;
c.oplen = sizeof(MMC_ERASE);
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
void mmc_read_lead_in(struct burn_drive *d, struct buffer *buf)
{
int len;
struct command c;
mmc_function_spy("mmc_read_lead_in");
len = buf->sectors;
memcpy(c.opcode, MMC_READ_CD, sizeof(MMC_READ_CD));
c.retry = 1;
c.oplen = sizeof(MMC_READ_CD);
c.opcode[5] = 0;
c.opcode[4] = 0;
c.opcode[3] = 0;
c.opcode[2] = 0xF0;
c.opcode[8] = 1;
c.opcode[7] = 0;
c.opcode[6] = 0;
c.opcode[9] = 0;
c.opcode[10] = 2;
c.page = buf;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
}
void mmc_perform_opc(struct burn_drive *d)
{
struct command c;
mmc_function_spy("mmc_perform_opc");
memcpy(c.opcode, MMC_SEND_OPC, sizeof(MMC_SEND_OPC));
c.retry = 1;
c.oplen = sizeof(MMC_SEND_OPC);
c.opcode[1] = 1;
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
void mmc_set_speed(struct burn_drive *d, int r, int w)
{
struct command c;
mmc_function_spy("mmc_set_speed");
memcpy(c.opcode, MMC_SET_SPEED, sizeof(MMC_SET_SPEED));
c.retry = 1;
c.oplen = sizeof(MMC_SET_SPEED);
c.opcode[2] = r >> 8;
c.opcode[3] = r & 0xFF;
c.opcode[4] = w >> 8;
c.opcode[5] = w & 0xFF;
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
void mmc_get_configuration(struct burn_drive *d)
{
struct buffer buf;
int len;
struct command c;
mmc_function_spy("mmc_get_configuration");
memcpy(c.opcode, MMC_GET_CONFIGURATION, sizeof(MMC_GET_CONFIGURATION));
c.retry = 1;
c.oplen = sizeof(MMC_GET_CONFIGURATION);
c.page = &buf;
c.page->sectors = 0;
c.page->bytes = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
burn_print(1, "got it back\n");
len = (c.page->data[0] << 24)
+ (c.page->data[1] << 16)
+ (c.page->data[2] << 8)
+ c.page->data[3];
burn_print(1, "all %d bytes of it\n", len);
burn_print(1, "%d, %d, %d, %d\n",
c.page->data[0],
c.page->data[1], c.page->data[2], c.page->data[3]);
}
void mmc_sync_cache(struct burn_drive *d)
{
struct command c;
mmc_function_spy("mmc_sync_cache");
memcpy(c.opcode, MMC_SYNC_CACHE, sizeof(MMC_SYNC_CACHE));
c.retry = 1;
c.oplen = sizeof(MMC_SYNC_CACHE);
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
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