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-rw-r--r--backend/plustek-pp_misc.c435
1 files changed, 0 insertions, 435 deletions
diff --git a/backend/plustek-pp_misc.c b/backend/plustek-pp_misc.c
index ec2f129..ffcfa7c 100644
--- a/backend/plustek-pp_misc.c
+++ b/backend/plustek-pp_misc.c
@@ -77,27 +77,11 @@
/*************************** some definitions ********************************/
-#ifndef __KERNEL__
# define PPA_PROBE_SPP 0x0001
# define PPA_PROBE_PS2 0x0002
# define PPA_PROBE_ECR 0x0010
# define PPA_PROBE_EPP17 0x0100
# define PPA_PROBE_EPP19 0x0200
-#else
-
-/* the parport driver in Kernel 2.4 has changed. It does report the
- * possible modes in a different, more general way. As long, as
- * we do not use the parport-module change mode facility, I assume
- * the following correlations
- */
-#if defined LINUX_24 || defined LINUX_26
-# define PARPORT_MODE_PCPS2 PARPORT_MODE_TRISTATE
-# define PARPORT_MODE_PCEPP PARPORT_MODE_EPP
-# define PARPORT_MODE_PCECPPS2 PARPORT_MODE_TRISTATE
-# define PARPORT_MODE_PCECPEPP PARPORT_MODE_EPP
-# define PARPORT_MODE_PCECR PARPORT_MODE_ECP
-#endif
-#endif
#define _PP_A 16807 /**< multiplier */
#define _PP_M 2147483647L /**< 2**31 - 1 */
@@ -107,299 +91,10 @@
static int port_feature = 0;
static long randomnum = 1;
-#ifdef __KERNEL__
-static int portIsClaimed[_MAX_PTDEVS] = { [0 ... (_MAX_PTDEVS-1)] = 0 };
-
-MODELSTR; /**< a static char array (see plustek-pp.h) */
-
-#else
static int portIsClaimed[_MAX_PTDEVS] = { 0, 0, 0, 0 };
-#endif
/*************************** local functions *********************************/
-#ifdef __KERNEL__
-#ifdef LINUX_26
-
-static pScanData __ps = NULL;
-static int __pa = -1;
-
-/** callback from parport driver
- */
-static void misc_attach(struct parport *port)
-{
- DBG( DBG_LOW, "misc_attach\n" );
-
- __ps->pp = NULL;
- if( port->base == (unsigned long)__pa ) {
- DBG( DBG_LOW, "Requested port (0x%02x) found\n", __pa );
- DBG( DBG_LOW, "Port mode reported: (0x%04x)\n", port->modes );
- __ps->pp = port;
- }
-}
-
-static void misc_detach( struct parport *port )
-{
- DBG( DBG_LOW, "misc_detach\n" );
-}
-
-static struct parport_driver pt_drv = {
- .name = "pt_drv",
- .attach = misc_attach,
- .detach = misc_detach,
-};
-#endif
-
-/** display the available port-modes
- */
-#ifdef DEBUG
-static void miscShowPortModes( int modes )
-{
- DBG( DBG_LOW, "parport-modi:" );
-
- if( modes & PARPORT_MODE_PCSPP )
- DBG( DBG_LOW, " SPP" );
-
- if( modes & PARPORT_MODE_PCPS2 )
- DBG( DBG_LOW, " PS/2" );
-
- if( modes & PARPORT_MODE_PCEPP )
- DBG( DBG_LOW, " EPP" );
-
- if( modes & PARPORT_MODE_PCECR )
- DBG( DBG_LOW, " ECP" );
-
- if( modes & PARPORT_MODE_PCECPEPP )
- DBG( DBG_LOW, " EPP(ECP)" );
-
- if( modes & PARPORT_MODE_PCECPPS2 )
- DBG( DBG_LOW, " PS/2(ECP)" );
-
- DBG( DBG_LOW, "\n" );
-}
-#endif
-
-/** probe the parallel port
- */
-static int initPortProbe( pScanData ps )
-{
- int retv = 0;
-
- /* clear the controls */
- ps->IO.lastPortMode = 0xFFFF;
-
- if( NULL != ps->pardev )
- retv = ps->pardev->port->modes;
- return retv;
-}
-
-/** will be called by the parport module when we already have access, but
- * another module wants access to the port...
- */
-static int miscPreemptionCallback( pVoid data )
-{
- pScanData ps = (pScanData)data;
-
- if( NULL != ps ) {
-
- /* never release during scanning */
- if( ps->DataInf.dwScanFlag & _SCANNER_SCANNING ) {
- DBG( DBG_LOW, "no way!!!\n" );
- return 1;
- }
- }
-
- /* let the port go...*/
- return 0;
-}
-
-/** depending on the reported possible port modes, we try to set a faster mode
- * than SPP
- */
-static int miscSetFastMode( pScanData ps )
-{
- UChar a, b;
-
- /*
- * when previously found the EPP mode, break right here
- */
- if (( _PORT_EPP == ps->IO.portMode ) && (!(port_feature & PARPORT_MODE_PCECR)))
- return _OK;
-
- /* CHECK REMOVE: from here we should have SPP (Paranoia Code !) */
- if (( _PORT_SPP != ps->IO.portMode ) && (!(port_feature & PARPORT_MODE_PCECR)))
- return _OK;
-
- DBG(DBG_LOW, "Trying faster mode...\n" );
-
- /*
- * ECP mode usually has sub-modes of EPP and/or PS2.
- * First we try to set EPP
- */
- if((port_feature & PARPORT_MODE_PCECR) &&
- (port_feature & PARPORT_MODE_PCECPEPP)){
-
- DBG(DBG_LOW, "Attempting to set EPP from ECP mode.\n" );
-
- a = _INB_ECTL(ps); /* get current ECR */
- ps->IO.lastPortMode = a; /* save it for restoring later */
- a = (a & 0x1F) | 0x80; /* set to EPP */
- _OUTB_ECTL(ps, a); /* write it back */
- _DO_UDELAY(1);
-
- /*
- * It is probably unnecessary to
- * do this check but it makes me feel better
- */
- b = _INB_ECTL(ps); /* check to see if port set */
- if( a == b ) {
- DBG( DBG_LOW, "Port is set to (ECP) EPP mode.\n" );
- ps->IO.portMode = _PORT_EPP;
- return _OK;
-
- } else {
- DBG( DBG_LOW, "Port could not be set to (ECP) EPP mode. "
- "Using SPP mode.\n" );
- _OUTB_ECTL(ps,(Byte)ps->IO.lastPortMode); /* restore */
- _DO_UDELAY(1);
- ps->IO.portMode = _PORT_SPP;
-
- /* go ahead and try with other settings...*/
- }
- }
-
- /* If port cannot be set to EPP, try PS2 */
- if((port_feature & PARPORT_MODE_PCECR) &&
- (port_feature & PARPORT_MODE_PCECPPS2)) {
-
- DBG(DBG_LOW, "Attempting to set PS2 from ECPPS2 mode.\n" );
-
- a = _INB_ECTL(ps); /* get current ECR */
- ps->IO.lastPortMode = a; /* save it for restoring later */
-
- /* set to Fast Centronics/bi-directional/PS2 */
- a = (a & 0x1F) | 0x20;
- _OUTB_ECTL(ps,a); /* write it back */
- _DO_UDELAY(1);
-
- /*
- * It is probably unnecessary to do this check
- * but it makes me feel better
- */
- b = _INB_ECTL(ps); /* check to see if port set */
- if (a == b) {
- DBG(DBG_LOW, "Port is set to (ECP) PS2 bidirectional mode.\n");
- ps->IO.portMode = _PORT_BIDI;
- return _OK;
- } else {
- DBG(DBG_LOW, "Port could not be set to (ECP) PS2 mode. "
- "Using SPP mode.\n");
- a = ps->IO.lastPortMode & 0x1F;
- _OUTB_ECTL(ps, a); /* set ECP ctrl to SPP */
- _DO_UDELAY(1);
- ps->IO.portMode = _PORT_SPP;
-
- /* next mode, last attempt... */
- }
- }
-
- /*
- * Some BIOS/cards have only a Bi-directional/PS2 mode (no EPP).
- * Make one last attempt to set to PS2 mode.
- */
- if ( port_feature & PARPORT_MODE_PCPS2 ){
-
- DBG(DBG_LOW, "Attempting to set PS2 mode.\n" );
-
- a = _INB_CTRL(ps); /* get current setting of control register*/
- ps->IO.lastPortMode = a; /* save it for restoring later */
- a = a | 0x20; /* set bit 5 of control reg */
- _OUTB_CTRL(ps,a); /* set to Fast Centronics/bi-directional/PS2 */
- _DO_UDELAY(1);
- a = 0;
-
- _OUTB_DATA(ps,0x55);
- _DO_UDELAY(1);
- if ((inb(ps->IO.portBase)) != 0x55) /* read data */
- a++;
-
- _OUTB_DATA(ps,0xAA);
- _DO_UDELAY(1);
-
- if (_INB_DATA(ps) != 0xAA) /* read data */
- a++;
-
- if( 2 == a ) {
- DBG(DBG_LOW, "Port is set to PS2 bidirectional mode.\n");
- ps->IO.portMode = _PORT_BIDI;
- return _OK;
-
- } else {
- DBG(DBG_LOW, "Port could not be set to PS2 mode. "
- "Using SPP mode.\n");
- _OUTB_CTRL(ps,(Byte)ps->IO.lastPortMode); /* restore */
- _DO_UDELAY(1);
- ps->IO.portMode = _PORT_SPP;
- }
- }
-
- /* reaching this point, we're back in SPP mode and there's no need
- * to restore at shutdown...
- */
- ps->IO.lastPortMode = 0xFFFF;
-
- return _OK;
-}
-
-/** check the state of the par-port and switch to EPP-mode if possible
- */
-static int miscSetPortMode( pScanData ps )
-{
- /* try to detect the port settings, SPP seems to work in any case ! */
- port_feature = initPortProbe( ps );
-
-#ifdef DEBUG
- miscShowPortModes( port_feature );
-#endif
-
- switch( ps->IO.forceMode ) {
-
- case 1:
- DBG( DBG_LOW, "Use of SPP-mode enforced\n" );
- ps->IO.portMode = _PORT_SPP;
- return _OK;
- break;
-
- case 2:
- DBG( DBG_LOW, "Use of EPP-mode enforced\n" );
- ps->IO.portMode = _PORT_EPP;
- return _OK;
- break;
-
- default:
- break;
- }
-
- if( !(port_feature & PARPORT_MODE_PCEPP)) {
-
- if( !(port_feature & PARPORT_MODE_PCSPP )) {
- _PRINT("\nThis Port supports not the SPP- or EPP-Mode\n" );
- _PRINT("Please activate SPP-Mode, EPP-Mode or\nEPP + ECP-Mode!\n");
- return _E_NOSUPP;
- } else {
- DBG(DBG_LOW, "Using SPP-mode\n" );
- ps->IO.portMode = _PORT_SPP;
- }
- } else {
- DBG(DBG_LOW, "Using EPP-mode\n" );
- ps->IO.portMode = _PORT_EPP;
- }
-
- /* else try to set to a faster mode than SPP */
- return miscSetFastMode( ps );
-}
-#endif
-
/** miscNextLongRand() -- generate 2**31-2 random numbers
**
** public domain by Ray Gardner
@@ -488,34 +183,6 @@ _LOC int MiscReinitStruct( pScanData ps )
*/
_LOC int MiscInitPorts( pScanData ps, int port )
{
-#ifdef __KERNEL__
- int status;
-
- if( NULL == ps )
- return _E_NULLPTR;
-
- /*
- * Get access to the ports
- */
- ps->IO.portBase = (UShort)port;
-
- status = miscSetPortMode(ps);
-
- if( _OK != status ) {
- ps->sCaps.wIOBase = _NO_BASE;
- ps->IO.portBase = _NO_BASE;
- return status;
- }
-
- /*
- * the port settings
- */
- ps->IO.pbSppDataPort = (UShort)port;
- ps->IO.pbStatusPort = (UShort)port+1;
- ps->IO.pbControlPort = (UShort)port+2;
- ps->IO.pbEppDataPort = (UShort)port+4;
-
-#else
int mode, mts;
if( NULL == ps )
@@ -560,7 +227,6 @@ _LOC int MiscInitPorts( pScanData ps, int port )
sanei_pp_setmode( ps->pardev, mts );
_VAR_NOT_USED( port );
-#endif
return _OK;
}
@@ -568,11 +234,6 @@ _LOC int MiscInitPorts( pScanData ps, int port )
*/
_LOC void MiscRestorePort( pScanData ps )
{
-#ifdef __KERNEL__
- if( 0 == ps->IO.pbSppDataPort )
- return;
-#endif
-
DBG(DBG_LOW,"MiscRestorePort()\n");
/* don't restore if not necessary */
@@ -582,19 +243,9 @@ _LOC void MiscRestorePort( pScanData ps )
}
/*Restore Port-Mode*/
-#ifdef __KERNEL__
- if( port_feature & PARPORT_MODE_PCECR ){
- _OUTB_ECTL( ps, (Byte)ps->IO.lastPortMode );
- _DO_UDELAY(1);
- } else {
- _OUTB_CTRL( ps, (Byte)ps->IO.lastPortMode );
- _DO_UDELAY(1);
- }
-#else
if( port_feature & PPA_PROBE_ECR ){
_OUTB_ECTL(ps,ps->IO.lastPortMode);
}
-#endif
}
/** Initializes a timer.
@@ -605,11 +256,7 @@ _LOC void MiscStartTimer( TimerDef *timer , unsigned long us)
{
struct timeval start_time;
-#ifdef __KERNEL__
- _GET_TIME( &start_time );
-#else
gettimeofday(&start_time, NULL);
-#endif
*timer = (TimerDef)start_time.tv_sec * 1000000 + (TimerDef)start_time.tv_usec + us;
}
@@ -624,21 +271,14 @@ _LOC int MiscCheckTimer( TimerDef *timer )
{
struct timeval current_time;
-#ifdef __KERNEL__
- _GET_TIME( &current_time );
-#else
gettimeofday(&current_time, NULL);
-#endif
if ((TimerDef)current_time.tv_sec * 1000000 + (TimerDef)current_time.tv_usec > *timer) {
return _E_TIMEOUT;
} else {
-#ifdef __KERNEL__
- schedule();
/*#else
sched_yield();
*/
-#endif
return _OK;
}
}
@@ -673,65 +313,8 @@ _LOC Bool MiscAllPointersSet( pScanData ps )
*/
_LOC int MiscRegisterPort( pScanData ps, int portAddr )
{
-#ifndef __KERNEL__
DBG( DBG_LOW, "Assigning port handle %i\n", portAddr );
ps->pardev = portAddr;
-#else
-
-#ifdef LINUX_26
- __ps = ps;
- __pa = portAddr;
-
- DBG( DBG_LOW, "Requested port at 0x%02x\n", portAddr );
-
- if( parport_register_driver(&pt_drv)) {
- /* Failed; nothing we can do. */
- return _E_REGISTER;
- }
-
-#else
- struct parport *pp = NULL;
-
- DBG( DBG_LOW, "Requested port at 0x%02x\n", portAddr );
-
- pp = parport_enumerate();
- ps->pardev = NULL;
-
- if( NULL == pp ) {
- return _E_PORTSEARCH;
- }
-
- /* go through the list
- */
- for( ps->pp = NULL; NULL != pp; ) {
-
- if( pp->base == (unsigned long)portAddr ) {
- DBG( DBG_LOW, "Requested port (0x%02x) found\n", portAddr );
- DBG( DBG_LOW, "Port mode reported: (0x%04x)\n", pp->modes );
- ps->pp = pp;
- break;
- }
- pp = pp->next;
- }
-#endif
-
- if( NULL == ps->pp ) {
- printk("PORT not found!!!\n");
- return _E_NO_PORT;
- }
-
- /*
- * register this device
- */
- ps->pardev = parport_register_device( ps->pp, "Plustek Driver",
- miscPreemptionCallback, NULL, NULL, 0, (pVoid)ps );
-
- if( NULL == ps->pardev ) {
- return _E_REGISTER;
- }
-
- DBG( DBG_LOW, "Port for device %u registered\n", ps->devno );
-#endif
portIsClaimed[ps->devno] = 0;
return _OK;
@@ -741,17 +324,7 @@ _LOC int MiscRegisterPort( pScanData ps, int portAddr )
*/
_LOC void MiscUnregisterPort( pScanData ps )
{
-#ifdef __KERNEL__
- if( NULL != ps->pardev ) {
- DBG( DBG_LOW, "Port unregistered\n" );
- parport_unregister_device( ps->pardev );
- }
-#ifdef LINUX_26
- parport_unregister_driver( &pt_drv );
-#endif
-#else
sanei_pp_close( ps->pardev );
-#endif
}
/** Try to claim the port
@@ -763,11 +336,7 @@ _LOC int MiscClaimPort( pScanData ps )
if( 0 == portIsClaimed[ps->devno] ) {
DBG( DBG_HIGH, "Try to claim the parport\n" );
-#ifdef __KERNEL__
- if( 0 != parport_claim( ps->pardev )) {
-#else
if( SANE_STATUS_GOOD != sanei_pp_claim( ps->pardev )) {
-#endif
return _E_BUSY;
}
}
@@ -785,11 +354,7 @@ _LOC void MiscReleasePort( pScanData ps )
if( 0 == portIsClaimed[ps->devno] ) {
DBG( DBG_HIGH, "Releasing parport\n" );
-#ifdef __KERNEL__
- parport_release( ps->pardev );
-#else
sanei_pp_release( ps->pardev );
-#endif
}
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-03 19:45:19 +0000