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Reviewed by: Amancio

Browse source 
Submitted by:	Roger Hardiman <roger@cs.strath.ac.uk>
Roger Hardiman <roger@cs.strath.ac.uk> :
	Revised autodetection code to correctly handle both
	old and new VideoLogic Captivator PCI cards.
	Added tsleep of 2 seconds to initialistion code for PAL users.
	Corrected clock selection code on format change.

--- Amancio
This commit is contained in:
Amancio Hasty 1998-04-18 04:58:33 +00:00
parent 03d4e44189
commit 9ff07e3256
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=35259
7 changed files with 217 additions and 50 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
sys/conf/NOTES
View file

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.423 1998/03/29 07:58:03 helbig Exp $
# $Id: LINT,v 1.424 1998/04/09 22:28:57 sos Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -1330,7 +1330,10 @@ options "EISA_SLOTS=12"
# for initialization of fps routine when a signal is not present.
#
# The 'bktr' device is a PCI video capture board. It also has a TV tuner
# on board.
# on board. To override the tuner detection use
# options OVERRIDE_TUNER=x
# The current values are found in /usr/src/sys/pci/brooktree848.c
#
#
controller pci0
controller ahc1

5
sys/conf/options.i386
View file

@ -1,4 +1,4 @@
# $Id: options.i386,v 1.75 1998/02/21 10:11:41 eivind Exp $
# $Id: options.i386,v 1.76 1998/03/09 22:09:11 eivind Exp $
BOUNCEPAGES opt_bounce.h
DISABLE_PSE
@ -120,3 +120,6 @@ PCVT_SCANSET opt_pcvt.h
PCVT_SCREENSAVER opt_pcvt.h
PCVT_USEKBDSEC opt_pcvt.h
PCVT_VT220KEYB opt_pcvt.h
# give bktr an opt_bktr.h file
OVERRIDE_TUNER opt_bktr.h

118
sys/dev/bktr/bktr_core.c
View file

@ -1,4 +1,4 @@
/* BT848 1.27 Driver for Brooktree's Bt848 based cards.
/* BT848 1.30 Driver for Brooktree's Bt848 based cards.
The Brooktree BT848 Driver driver is based upon Mark Tinguely and
Jim Lowe's driver for the Matrox Meteor PCI card . The
Philips SAA 7116 and SAA 7196 are very different chipsets than
@ -222,6 +222,14 @@
1.28 Frank Nobis <fn@Radio-do.de> added tuner support
for the German Phillips PAL tuner and
additional channels for german cable tv.
1.29 Roger Hardiman <roger@cs.strath.ac.uk>
Revised autodetection code to correctly handle both
old and new VideoLogic Captivator PCI cards.
Added tsleep of 2 seconds to initialistion code
for PAL users.Corrected clock selection code on
format change.
1.30 Bring back Frank Nobis <fn@Radio-do.de>'s opt_bktr.h
*/
#define DDB(x) x
@ -445,7 +453,7 @@ struct devsw bktrsw = {
static struct format_params format_params[] = {
/* # define BT848_IFORM_F_AUTO (0x0) - don't matter. */
{ 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, 0 },
{ 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_AUTO },
/* # define BT848_IFORM_F_NTSCM (0x1) */
{ 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0 },
/* # define BT848_IFORM_F_NTSCJ (0x2) */
@ -1261,6 +1269,9 @@ video_open( bktr_ptr_t bktr )
bt848->int_mask = BT848_INT_MYSTERYBIT; /* what does this bit do ??? */
/* wait 2 seconds while bt848 initialises */
tsleep( (caddr_t)bktr, PZERO, "btinit", hz*2 );
return( 0 );
}
@ -1482,6 +1493,7 @@ video_ioctl( bktr_ptr_t bktr, int unit, int cmd, caddr_t arg, struct proc* pr )
bt848_ptr_t bt848;
volatile u_char c_temp;
unsigned int temp;
unsigned int temp_iform;
unsigned int error;
struct meteor_geomet *geo;
struct meteor_counts *cnt;
@ -1560,10 +1572,12 @@ video_ioctl( bktr_ptr_t bktr, int unit, int cmd, caddr_t arg, struct proc* pr )
*(u_short *)arg = temp;
break;
case BT848SFMT: /* set input format */
case BT848SFMT: /* set input format */
temp = *(unsigned long*)arg & BT848_IFORM_FORMAT;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform |= (temp | format_params[temp].iform_xtsel);
temp_iform = bt848->iform;
temp_iform &= ~BT848_IFORM_FORMAT;
temp_iform &= ~BT848_IFORM_XTSEL;
bt848->iform = (temp_iform | temp | format_params[temp].iform_xtsel);
switch( temp ) {
case BT848_IFORM_F_AUTO:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
@ -1596,34 +1610,36 @@ video_ioctl( bktr_ptr_t bktr, int unit, int cmd, caddr_t arg, struct proc* pr )
break;
case METEORSFMT: /* set input format */
temp_iform = bt848->iform;
temp_iform &= ~BT848_IFORM_FORMAT;
temp_iform &= ~BT848_IFORM_XTSEL;
switch(*(unsigned long *)arg & METEOR_FORM_MASK ) {
case 0: /* default */
case METEOR_FMT_NTSC:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
METEOR_NTSC;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform |= BT848_IFORM_F_NTSCM |
bt848->iform = temp_iform | BT848_IFORM_F_NTSCM |
format_params[BT848_IFORM_F_NTSCM].iform_xtsel;
bt848->adelay = 0x68;
bt848->bdelay = 0x5d;
bt848->adelay = format_params[BT848_IFORM_F_NTSCM].adelay;
bt848->bdelay = format_params[BT848_IFORM_F_NTSCM].bdelay;
bktr->format_params = BT848_IFORM_F_NTSCM;
break;
case METEOR_FMT_PAL:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
METEOR_PAL;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform |= BT848_IFORM_F_PALBDGHI |
bt848->iform = temp_iform | BT848_IFORM_F_PALBDGHI |
format_params[BT848_IFORM_F_PALBDGHI].iform_xtsel;
bt848->adelay = 0x7f;
bt848->bdelay = 0x72;
bt848->adelay = format_params[BT848_IFORM_F_PALBDGHI].adelay;
bt848->bdelay = format_params[BT848_IFORM_F_PALBDGHI].bdelay;
bktr->format_params = BT848_IFORM_F_PALBDGHI;
break;
case METEOR_FMT_AUTOMODE:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
METEOR_AUTOMODE;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform = temp_iform | BT848_IFORM_F_AUTO |
format_params[BT848_IFORM_F_AUTO].iform_xtsel;
break;
default:
@ -3809,7 +3825,7 @@ static const struct CARDTYPE cards[] = {
{ 0x00, 0x01, 0x02, 0x02, 1 } }, /* audio MUX values */
/* CARD_INTEL */
{ "Intel Smart Video III", /* the 'name' */
{ "Intel Smart Video III/VideoLogic Captivator PCI", /* the 'name' */
NULL, /* the tuner */
0,
0,
@ -4013,11 +4029,39 @@ signCard( bktr_ptr_t bktr, int offset, int count, u_char* sig )
return( 0 );
}
#undef ABSENT
/*
* any_i2c_devices.
* Some BT848/BT848A cards have no tuner and no additional i2c devices
* eg stereo decoder. These are used for video conferencing or capture from
* a video camera. (VideoLogic Captivator PCI, Intel SmartCapture card).
*
* Determine if there are any i2c devices present. There are none present if
* a) reading from all 128 devices returns ABSENT (-1) for each one
* (eg VideoLogic Captivator PCI with BT848)
* b) reading from all 128 devices returns 0 for each one
* (eg VideoLogic Captivator PCI rev. 2F with BT848A)
*/
static int check_for_i2c_devices( bktr_ptr_t bktr ){
int x, temp_read;
int i2c_all_0 = 1;
int i2c_all_absent = 1;
for ( x = 0; x < 128; ++x ) {
temp_read = i2cRead( bktr, (2 * x) + 1 );
if (temp_read != 0) i2c_all_0 = 0;
if (temp_read != ABSENT) i2c_all_absent = 0;
}
if ((i2c_all_0) || (i2c_all_absent)) return 0;
else return 1;
}
#undef ABSENT
/*
* determine the card brand/model
* OVERRIDE_CARD, OVERRIDE_TUNER, OVERRIDE_DBX and OVERRIDE_MSP
* can be used to select a specific device, regardless of the
* autodetection and i2c device checks.
*/
#define ABSENT (-1)
static void
@ -4026,17 +4070,25 @@ probeCard( bktr_ptr_t bktr, int verbose )
int card;
int status;
bt848_ptr_t bt848;
int any_i2c_devices;
any_i2c_devices = check_for_i2c_devices( bktr );
bt848 = bktr->base;
bt848->gpio_out_en = 0;
if (bootverbose)
printf("bktr: GPIO is 0x%08x\n", bt848->gpio_data);
#if defined( OVERRIDE_CARD )
bktr->card = cards[ (card = OVERRIDE_CARD) ];
goto checkTuner;
#endif
bt848->gpio_out_en = 0;
if (bootverbose)
printf("bktr: GPIO is 0x%08x\n", bt848->gpio_data);
/* Check for i2c devices */
if (!any_i2c_devices) {
bktr->card = cards[ (card = CARD_INTEL) ];
goto checkTuner;
}
/* look for a tuner */
if ( i2cRead( bktr, TSA552x_RADDR ) == ABSENT ) {
@ -4066,6 +4118,12 @@ probeCard( bktr_ptr_t bktr, int verbose )
goto checkDBX;
#endif
/* Check for i2c devices */
if (!any_i2c_devices) {
bktr->card.tuner = &tuners[ NO_TUNER ];
goto checkDBX;
}
/* differentiate type of tuner */
switch (card) {
case CARD_MIRO:
@ -4104,14 +4162,32 @@ probeCard( bktr_ptr_t bktr, int verbose )
checkDBX:
#if defined( OVERRIDE_DBX )
bktr->card.dbx = OVERRIDE_DBX;
goto end;
goto checkMSP;
#endif
/* probe for BTSC (dbx) chips */
/* Check for i2c devices */
if (!any_i2c_devices) {
goto checkMSP;
}
/* probe for BTSC (dbx) chip */
if ( i2cRead( bktr, TDA9850_RADDR ) != ABSENT )
bktr->card.dbx = 1;
checkMSP:
#if defined( OVERRIDE_MSP )
bktr->card.msp3400c = OVERRIDE_MSP;
goto checkEnd;
#endif
/* Check for i2c devices */
if (!any_i2c_devices) {
goto checkEnd;
}
if ( i2cRead( bktr, MSP3400C_RADDR ) != ABSENT )
bktr->card.msp3400c = 1;
checkEnd:
if ( verbose ) {
printf( "%s", bktr->card.name );
if ( bktr->card.tuner )

7
sys/i386/conf/LINT
View file

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.423 1998/03/29 07:58:03 helbig Exp $
# $Id: LINT,v 1.424 1998/04/09 22:28:57 sos Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -1330,7 +1330,10 @@ options "EISA_SLOTS=12"
# for initialization of fps routine when a signal is not present.
#
# The 'bktr' device is a PCI video capture board. It also has a TV tuner
# on board.
# on board. To override the tuner detection use
# options OVERRIDE_TUNER=x
# The current values are found in /usr/src/sys/pci/brooktree848.c
#
#
controller pci0
controller ahc1

7
sys/i386/conf/NOTES
View file

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.423 1998/03/29 07:58:03 helbig Exp $
# $Id: LINT,v 1.424 1998/04/09 22:28:57 sos Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -1330,7 +1330,10 @@ options "EISA_SLOTS=12"
# for initialization of fps routine when a signal is not present.
#
# The 'bktr' device is a PCI video capture board. It also has a TV tuner
# on board.
# on board. To override the tuner detection use
# options OVERRIDE_TUNER=x
# The current values are found in /usr/src/sys/pci/brooktree848.c
#
#
controller pci0
controller ahc1

5
sys/i386/conf/options.i386
View file

@ -1,4 +1,4 @@
# $Id: options.i386,v 1.75 1998/02/21 10:11:41 eivind Exp $
# $Id: options.i386,v 1.76 1998/03/09 22:09:11 eivind Exp $
BOUNCEPAGES opt_bounce.h
DISABLE_PSE
@ -120,3 +120,6 @@ PCVT_SCANSET opt_pcvt.h
PCVT_SCREENSAVER opt_pcvt.h
PCVT_USEKBDSEC opt_pcvt.h
PCVT_VT220KEYB opt_pcvt.h
# give bktr an opt_bktr.h file
OVERRIDE_TUNER opt_bktr.h

118
sys/pci/brooktree848.c
View file

@ -1,4 +1,4 @@
/* BT848 1.27 Driver for Brooktree's Bt848 based cards.
/* BT848 1.30 Driver for Brooktree's Bt848 based cards.
The Brooktree BT848 Driver driver is based upon Mark Tinguely and
Jim Lowe's driver for the Matrox Meteor PCI card . The
Philips SAA 7116 and SAA 7196 are very different chipsets than
@ -222,6 +222,14 @@
1.28 Frank Nobis <fn@Radio-do.de> added tuner support
for the German Phillips PAL tuner and
additional channels for german cable tv.
1.29 Roger Hardiman <roger@cs.strath.ac.uk>
Revised autodetection code to correctly handle both
old and new VideoLogic Captivator PCI cards.
Added tsleep of 2 seconds to initialistion code
for PAL users.Corrected clock selection code on
format change.
1.30 Bring back Frank Nobis <fn@Radio-do.de>'s opt_bktr.h
*/
#define DDB(x) x
@ -445,7 +453,7 @@ struct devsw bktrsw = {
static struct format_params format_params[] = {
/* # define BT848_IFORM_F_AUTO (0x0) - don't matter. */
{ 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, 0 },
{ 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_AUTO },
/* # define BT848_IFORM_F_NTSCM (0x1) */
{ 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0 },
/* # define BT848_IFORM_F_NTSCJ (0x2) */
@ -1261,6 +1269,9 @@ video_open( bktr_ptr_t bktr )
bt848->int_mask = BT848_INT_MYSTERYBIT; /* what does this bit do ??? */
/* wait 2 seconds while bt848 initialises */
tsleep( (caddr_t)bktr, PZERO, "btinit", hz*2 );
return( 0 );
}
@ -1482,6 +1493,7 @@ video_ioctl( bktr_ptr_t bktr, int unit, int cmd, caddr_t arg, struct proc* pr )
bt848_ptr_t bt848;
volatile u_char c_temp;
unsigned int temp;
unsigned int temp_iform;
unsigned int error;
struct meteor_geomet *geo;
struct meteor_counts *cnt;
@ -1560,10 +1572,12 @@ video_ioctl( bktr_ptr_t bktr, int unit, int cmd, caddr_t arg, struct proc* pr )
*(u_short *)arg = temp;
break;
case BT848SFMT: /* set input format */
case BT848SFMT: /* set input format */
temp = *(unsigned long*)arg & BT848_IFORM_FORMAT;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform |= (temp | format_params[temp].iform_xtsel);
temp_iform = bt848->iform;
temp_iform &= ~BT848_IFORM_FORMAT;
temp_iform &= ~BT848_IFORM_XTSEL;
bt848->iform = (temp_iform | temp | format_params[temp].iform_xtsel);
switch( temp ) {
case BT848_IFORM_F_AUTO:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
@ -1596,34 +1610,36 @@ video_ioctl( bktr_ptr_t bktr, int unit, int cmd, caddr_t arg, struct proc* pr )
break;
case METEORSFMT: /* set input format */
temp_iform = bt848->iform;
temp_iform &= ~BT848_IFORM_FORMAT;
temp_iform &= ~BT848_IFORM_XTSEL;
switch(*(unsigned long *)arg & METEOR_FORM_MASK ) {
case 0: /* default */
case METEOR_FMT_NTSC:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
METEOR_NTSC;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform |= BT848_IFORM_F_NTSCM |
bt848->iform = temp_iform | BT848_IFORM_F_NTSCM |
format_params[BT848_IFORM_F_NTSCM].iform_xtsel;
bt848->adelay = 0x68;
bt848->bdelay = 0x5d;
bt848->adelay = format_params[BT848_IFORM_F_NTSCM].adelay;
bt848->bdelay = format_params[BT848_IFORM_F_NTSCM].bdelay;
bktr->format_params = BT848_IFORM_F_NTSCM;
break;
case METEOR_FMT_PAL:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
METEOR_PAL;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform |= BT848_IFORM_F_PALBDGHI |
bt848->iform = temp_iform | BT848_IFORM_F_PALBDGHI |
format_params[BT848_IFORM_F_PALBDGHI].iform_xtsel;
bt848->adelay = 0x7f;
bt848->bdelay = 0x72;
bt848->adelay = format_params[BT848_IFORM_F_PALBDGHI].adelay;
bt848->bdelay = format_params[BT848_IFORM_F_PALBDGHI].bdelay;
bktr->format_params = BT848_IFORM_F_PALBDGHI;
break;
case METEOR_FMT_AUTOMODE:
bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) |
METEOR_AUTOMODE;
bt848->iform &= ~BT848_IFORM_FORMAT;
bt848->iform = temp_iform | BT848_IFORM_F_AUTO |
format_params[BT848_IFORM_F_AUTO].iform_xtsel;
break;
default:
@ -3809,7 +3825,7 @@ static const struct CARDTYPE cards[] = {
{ 0x00, 0x01, 0x02, 0x02, 1 } }, /* audio MUX values */
/* CARD_INTEL */
{ "Intel Smart Video III", /* the 'name' */
{ "Intel Smart Video III/VideoLogic Captivator PCI", /* the 'name' */
NULL, /* the tuner */
0,
0,
@ -4013,11 +4029,39 @@ signCard( bktr_ptr_t bktr, int offset, int count, u_char* sig )
return( 0 );
}
#undef ABSENT
/*
* any_i2c_devices.
* Some BT848/BT848A cards have no tuner and no additional i2c devices
* eg stereo decoder. These are used for video conferencing or capture from
* a video camera. (VideoLogic Captivator PCI, Intel SmartCapture card).
*
* Determine if there are any i2c devices present. There are none present if
* a) reading from all 128 devices returns ABSENT (-1) for each one
* (eg VideoLogic Captivator PCI with BT848)
* b) reading from all 128 devices returns 0 for each one
* (eg VideoLogic Captivator PCI rev. 2F with BT848A)
*/
static int check_for_i2c_devices( bktr_ptr_t bktr ){
int x, temp_read;
int i2c_all_0 = 1;
int i2c_all_absent = 1;
for ( x = 0; x < 128; ++x ) {
temp_read = i2cRead( bktr, (2 * x) + 1 );
if (temp_read != 0) i2c_all_0 = 0;
if (temp_read != ABSENT) i2c_all_absent = 0;
}
if ((i2c_all_0) || (i2c_all_absent)) return 0;
else return 1;
}
#undef ABSENT
/*
* determine the card brand/model
* OVERRIDE_CARD, OVERRIDE_TUNER, OVERRIDE_DBX and OVERRIDE_MSP
* can be used to select a specific device, regardless of the
* autodetection and i2c device checks.
*/
#define ABSENT (-1)
static void
@ -4026,17 +4070,25 @@ probeCard( bktr_ptr_t bktr, int verbose )
int card;
int status;
bt848_ptr_t bt848;
int any_i2c_devices;
any_i2c_devices = check_for_i2c_devices( bktr );
bt848 = bktr->base;
bt848->gpio_out_en = 0;
if (bootverbose)
printf("bktr: GPIO is 0x%08x\n", bt848->gpio_data);
#if defined( OVERRIDE_CARD )
bktr->card = cards[ (card = OVERRIDE_CARD) ];
goto checkTuner;
#endif
bt848->gpio_out_en = 0;
if (bootverbose)
printf("bktr: GPIO is 0x%08x\n", bt848->gpio_data);
/* Check for i2c devices */
if (!any_i2c_devices) {
bktr->card = cards[ (card = CARD_INTEL) ];
goto checkTuner;
}
/* look for a tuner */
if ( i2cRead( bktr, TSA552x_RADDR ) == ABSENT ) {
@ -4066,6 +4118,12 @@ probeCard( bktr_ptr_t bktr, int verbose )
goto checkDBX;
#endif
/* Check for i2c devices */
if (!any_i2c_devices) {
bktr->card.tuner = &tuners[ NO_TUNER ];
goto checkDBX;
}
/* differentiate type of tuner */
switch (card) {
case CARD_MIRO:
@ -4104,14 +4162,32 @@ probeCard( bktr_ptr_t bktr, int verbose )
checkDBX:
#if defined( OVERRIDE_DBX )
bktr->card.dbx = OVERRIDE_DBX;
goto end;
goto checkMSP;
#endif
/* probe for BTSC (dbx) chips */
/* Check for i2c devices */
if (!any_i2c_devices) {
goto checkMSP;
}
/* probe for BTSC (dbx) chip */
if ( i2cRead( bktr, TDA9850_RADDR ) != ABSENT )
bktr->card.dbx = 1;
checkMSP:
#if defined( OVERRIDE_MSP )
bktr->card.msp3400c = OVERRIDE_MSP;
goto checkEnd;
#endif
/* Check for i2c devices */
if (!any_i2c_devices) {
goto checkEnd;
}
if ( i2cRead( bktr, MSP3400C_RADDR ) != ABSENT )
bktr->card.msp3400c = 1;
checkEnd:
if ( verbose ) {
printf( "%s", bktr->card.name );
if ( bktr->card.tuner )