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- Search free device node to open. (fwcontrol.c)

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- Exploit multiple packets read/write for DV stream. (fwdv.c)
- Add reference to libdv in the ports collection. (fwcontrol.8)
This commit is contained in:
simokawa 2003-01-28 17:00:23 +00:00
parent 13f4fc9ec0
commit 10a2ca5226
3 changed files with 135 additions and 94 deletions
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8
usr.sbin/fwcontrol/fwcontrol.8
View File

@ -70,6 +70,11 @@ If you cannot get the stream, try the following commands.
.Bd -literal -offset indent
sysctl hw.firewire.try_bmr=0; fwcontrol -r
.Ed
.Pp
The resulting file contains raw DV data excluding isochronus header
and CIP header. It can be handled by
.Ic libdv
in the ports collection.
.It Fl S Ar filename
Send a DV file as isochronus stream.
.El
@ -95,8 +100,9 @@ cat second.dv first.dv | fwcontrol -S /dev/stdin
.Ed
.Pp
Swap first and second 30 frames and send them to DV recorder.
.Pp
For PAL, replace 'bs=120000' with 'bs=144000'.
.Pp
.Sh FILES
.Bl -tag -width indent
.It Pa /dev/fw0

13
usr.sbin/fwcontrol/fwcontrol.c
View File

@ -215,7 +215,7 @@ static int
get_crom(int fd, int node, void *crom_buf, int len)
{
struct fw_crom_buf buf;
int i, n, error;
int i, error;
struct fw_devlstreq *data;
data = get_dev(fd);
@ -362,11 +362,16 @@ show_topology_map(int fd)
int
main(int argc, char **argv)
{
char devname[] = "/dev/fw1";
char devname[256];
u_int32_t crom_buf[1024/4];
int fd, tmp, ch, len=1024;
int fd, i, tmp, ch, len=1024;
if ((fd = open(devname, O_RDWR)) < 0)
for (i = 0; i < 4; i++) {
snprintf(devname, sizeof(devname), "/dev/fw%d", i);
if ((fd = open(devname, O_RDWR)) >= 0)
break;
}
if (fd < 0)
err(1, "open");
if (argc < 2) {

208
usr.sbin/fwcontrol/fwdv.c
View File

@ -74,13 +74,17 @@ struct frac pad_rate[2] = {
#define PSIZE 512
#define DSIZE 480
#define NVEC 50
#define BUFSIZE (PSIZE * 256)
#define BLOCKSIZE 80
#define MAXBLOCKS (300*6)
#define NCHUNK 8
#define NPACKET_R 256
#define NPACKET_T 255
#define NEMPTY 20
#define BUFSIZE (PSIZE * NPACKET_R)
#define MAXBLOCKS (300)
#define CYCLE_FRAC 0xc00
int dvrecv(int d, char *filename, char ich, int count)
int
dvrecv(int d, char *filename, char ich, int count)
{
struct fw_isochreq isoreq;
struct fw_isobufreq bufreq;
@ -89,19 +93,18 @@ int dvrecv(int d, char *filename, char ich, int count)
struct fw_pkt *pkt;
char *pad, *buf;
u_int32_t *ptr;
int len, npad, fd, k, m, vec, pal, nb;
int nblocks[] = {250*6 /* NTSC */, 300*6 /* PAL */};
struct iovec wbuf[NVEC];
struct iovec *v;
int len, tlen, npad, fd, k, m, vec, pal, nb;
int nblocks[] = {250 /* NTSC */, 300 /* PAL */};
struct iovec wbuf[NPACKET_R];
fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0660);
buf = (char *)malloc(BUFSIZE);
pad = (char *)malloc(BLOCKSIZE*MAXBLOCKS);
bzero(pad, BLOCKSIZE*MAXBLOCKS);
pad = (char *)malloc(DSIZE*MAXBLOCKS);
bzero(pad, DSIZE*MAXBLOCKS);
bzero(wbuf, sizeof(wbuf));
bufreq.rx.nchunk = 16;
bufreq.rx.npacket = 256;
bufreq.rx.nchunk = NCHUNK;
bufreq.rx.npacket = NPACKET_R;
bufreq.rx.psize = PSIZE;
bufreq.tx.nchunk = 0;
bufreq.tx.npacket = 0;
@ -118,25 +121,39 @@ int dvrecv(int d, char *filename, char ich, int count)
k = m = 0;
while (count <= 0 || k <= count) {
vec = 0;
wbuf[0].iov_len = 0;
len = read(d, buf, BUFSIZE);
#if 0
tlen = 0;
while ((len = read(d, buf + tlen, PSIZE
/*BUFSIZE - tlen*/)) > 0) {
if (len < 0) {
if (errno == EAGAIN) {
fprintf(stderr, "(EAGAIN)\n");
fflush(stderr);
if (len <= 0)
continue;
} else
err(1, "read failed");
}
tlen += len;
if ((BUFSIZE - tlen) < PSIZE)
break;
};
#else
tlen = len = read(d, buf, BUFSIZE);
if (len < 0) {
if (errno == EAGAIN) {
fprintf(stderr, "(EAGAIN)\n");
fflush(stderr);
continue;
}
err(1, "read failed");
if (len <= 0)
continue;
} else
err(1, "read failed");
}
#endif
vec = 0;
ptr = (u_int32_t *) buf;
again:
pkt = (struct fw_pkt *) ptr;
if (ntohs(pkt->mode.stream.len) <= sizeof(struct ciphdr)) {
ptr ++; /* skip header */
ptr += ntohs(pkt->mode.stream.len)/sizeof(u_int32_t);
goto next;
}
#if 0
fprintf(stderr, "%08x %08x %08x %08x\n",
htonl(ptr[0]), htonl(ptr[1]),
@ -144,16 +161,19 @@ again:
#endif
ciph = (struct ciphdr *)(ptr + 1); /* skip iso header */
if (ciph->fmt != CIP_FMT_DVCR)
err(1, "unknown format 0x%x", ciph->fmt);
errx(1, "unknown format 0x%x", ciph->fmt);
ptr = (u_int32_t *) (ciph + 1); /* skip cip header */
#if 0
if (ciph->fdf.dv.cyc != 0xffff && k == 0) {
fprintf(stderr, "0x%04x\n", ntohs(ciph->fdf.dv.cyc));
}
#endif
if (ntohs(pkt->mode.stream.len) <= sizeof(struct ciphdr))
/* no payload */
goto next;
for (dv = (struct dvdbc *)ptr;
(char *)dv < (char *)(ptr + ciph->len);
dv++) {
dv+=6) {
#if 0
fprintf(stderr, "(%d,%d) ", dv->sct, dv->dseq);
@ -174,8 +194,13 @@ again:
npad += nb;
fprintf(stderr, "(%d blocks padded)",
npad);
npad *= BLOCKSIZE;
npad = write(fd, pad, npad);
npad *= DSIZE;
wbuf[vec].iov_base = pad;
wbuf[vec++].iov_len = npad;
if (vec >= NPACKET_R) {
writev(fd, wbuf, vec);
vec = 0;
}
}
#endif
k++;
@ -188,59 +213,51 @@ again:
if (k == 0 || (count > 0 && k > count))
continue;
m++;
v = &wbuf[vec];
if ((v->iov_base + v->iov_len) == (char *) dv) {
v->iov_len += sizeof(struct dvdbc);
} else {
if (v->iov_len != 0)
vec++;
if (vec >= NVEC) {
writev(fd, wbuf, vec);
vec = 0;
}
v = &wbuf[vec];
v->iov_base = (char *) dv;
v->iov_len = sizeof(struct dvdbc);
wbuf[vec].iov_base = (char *) dv;
wbuf[vec++].iov_len = DSIZE;
if (vec >= NPACKET_R) {
writev(fd, wbuf, vec);
vec = 0;
}
}
ptr = (u_int32_t *)dv;
next:
if ((char *)ptr < buf + len) {
if ((char *)ptr < buf + tlen)
goto again;
}
if (wbuf[0].iov_len > 0) {
writev(fd, wbuf, vec+1);
}
if (vec > 0)
writev(fd, wbuf, vec);
}
close(fd);
fprintf(stderr, "\n");
return 0;
}
int dvsend(int d, char *filename, char ich, int count)
int
dvsend(int d, char *filename, char ich, int count)
{
struct fw_isochreq isoreq;
struct fw_isobufreq bufreq;
struct dvdbc *dv;
struct ciphdr *ciph;
struct fw_pkt *pkt;
int len, dlen, header, fd, frames, packets, vec;
int len, tlen, header, fd, frames, packets, vec, offset, nhdr, i;
int system=0, pad_acc, cycle_acc, cycle, f_cycle, f_frac;
struct iovec wbuf[NVEC];
struct iovec wbuf[NPACKET_T*2 + NEMPTY];
char *pbuf;
u_int32_t hdr[3];
u_int32_t iso_data, iso_empty, hdr[NPACKET_T + NEMPTY][3];
struct ciphdr *ciph;
struct timeval start, end;
double rtime;
fd = open(filename, O_RDONLY);
pbuf = (char *)malloc(BUFSIZE);
pbuf = (char *)malloc(DSIZE * NPACKET_T);
bzero(wbuf, sizeof(wbuf));
bufreq.rx.nchunk = 0;
bufreq.rx.npacket = 0;
bufreq.rx.psize = 0;
bufreq.tx.nchunk = 10;
bufreq.tx.npacket = 255;
bufreq.tx.nchunk = NCHUNK;
bufreq.tx.npacket = NPACKET_T;
bufreq.tx.psize = PSIZE;
if (ioctl(d, FW_SSTBUF, &bufreq) < 0) {
err(1, "ioctl");
@ -252,20 +269,27 @@ int dvsend(int d, char *filename, char ich, int count)
if( ioctl(d, FW_STSTREAM, &isoreq) < 0)
err(1, "ioctl");
bzero(hdr, sizeof(hdr));
pkt = (struct fw_pkt *) &hdr[0];
pkt = (struct fw_pkt *) &iso_data;
pkt->mode.stream.len = htons(DSIZE + sizeof(struct ciphdr));
pkt->mode.stream.sy = 0;
pkt->mode.stream.tcode = FWTCODE_STREAM;
pkt->mode.stream.chtag = ich;
iso_empty = iso_data;
pkt = (struct fw_pkt *) &iso_empty;
pkt->mode.stream.len = htons(sizeof(struct ciphdr));
ciph = (struct ciphdr *) &hdr[1];
ciph->src = 0; /* XXX */
hdr[0][0] = iso_data;
ciph = (struct ciphdr *)&hdr[0][1];
ciph->src = 0;
ciph->len = 120;
ciph->dbc = 0;
ciph->eoh1 = 1;
ciph->fdf.dv.cyc = 0xffff;
for (i = 1; i < NPACKET_T; i++) {
bcopy(hdr[0], hdr[i], sizeof(hdr[0]));
}
gettimeofday(&start, NULL);
#if 0
fprintf(stderr, "%08x %08x %08x\n",
@ -274,27 +298,36 @@ int dvsend(int d, char *filename, char ich, int count)
frames = 0;
packets = 0;
pad_acc = 0;
cycle_acc = frame_cycle[system].d * 1;
cycle = 1;
cycle_acc = frame_cycle[system].d * cycle;
while (1) {
vec = 0;
wbuf[0].iov_len = 0;
dlen = 0;
while (dlen < DSIZE) {
len = read(fd, pbuf + dlen, DSIZE - dlen);
tlen = 0;
while (tlen < DSIZE * NPACKET_T) {
len = read(fd, pbuf + tlen, DSIZE * NPACKET_T - tlen);
if (len <= 0) {
fprintf(stderr, "\nend of file(len=%d)\n", len);
if (tlen > 0)
break;
if (len < 0)
warn("read");
else
printf("\nend of file\n");
goto send_end;
}
dlen += len;
tlen += len;
}
dv = (struct dvdbc *)pbuf;
vec = 0;
count = 0;
offset = 0;
nhdr = 0;
next:
dv = (struct dvdbc *)(pbuf + offset * DSIZE);
#if 0
header = (dv->sct == 0 && dv->dseq == 0);
#else
header = (packets % npackets[system] == 0);
#endif
ciph = (struct ciphdr *)&hdr[nhdr][1];
if (header) {
fprintf(stderr, "%d", frames % 10);
frames ++;
@ -316,40 +349,37 @@ int dvsend(int d, char *filename, char ich, int count)
cycle_acc %= frame_cycle[system].d * 0x10;
} else {
ciph->fdf.dv.cyc = 0xffff; /* XXX */
ciph->fdf.dv.cyc = 0xffff;
}
ciph->dbc = packets++ % 256;
wbuf[0].iov_base = (char *)&hdr[0];
wbuf[0].iov_len = 3 * sizeof(u_int32_t);
wbuf[1].iov_base = pbuf;
wbuf[1].iov_len = 480;
pad_acc += pad_rate[system].n;
if (pad_acc >= pad_rate[system].d) {
pad_acc -= pad_rate[system].d;
pkt->mode.stream.len = htons(sizeof(struct ciphdr));
bcopy(hdr[nhdr], hdr[nhdr+1], sizeof(hdr[0]));
hdr[nhdr][0] = iso_empty;
wbuf[vec].iov_base = (char *)hdr[nhdr];
wbuf[vec++].iov_len = sizeof(hdr[0]);
nhdr ++;
cycle ++;
again1:
len = writev(d, wbuf, 1);
if (len < 0) {
if (errno == EAGAIN) {
fprintf(stderr, "(EAGAIN)\n");
fflush(stderr);
goto again1;
}
err(1, "write failed");
}
}
pkt->mode.stream.len = htons(480 + sizeof(struct ciphdr));
hdr[nhdr][0] = iso_data;
wbuf[vec].iov_base = (char *)hdr[nhdr];
wbuf[vec++].iov_len = sizeof(hdr[0]);
wbuf[vec].iov_base = (char *)dv;
wbuf[vec++].iov_len = DSIZE;
nhdr ++;
cycle ++;
again2:
len = writev(d, wbuf, 2);
offset ++;
if (offset * DSIZE < tlen)
goto next;
again:
len = writev(d, wbuf, vec);
if (len < 0) {
if (errno == EAGAIN) {
fprintf(stderr, "(EAGAIN)\n");
fflush(stderr);
goto again2;
goto again;
}
err(1, "write failed");
}