From dbf5d92605a9db10e3e3cb154d03a515c5d5c5af Mon Sep 17 00:00:00 2001 From: reinelt Date: Sun, 8 May 2005 04:32:45 +0000 Subject: [lcd4linux @ 2005-05-08 04:32:43 by reinelt] CodingStyle added and applied git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@547 3ae390bd-cb1e-0410-b409-cd5a39f66f1f --- drv_generic_parport.c | 660 +++++++++++++++++++++++++------------------------- 1 file changed, 327 insertions(+), 333 deletions(-) (limited to 'drv_generic_parport.c') diff --git a/drv_generic_parport.c b/drv_generic_parport.c index cb173bd..bbc5cf0 100644 --- a/drv_generic_parport.c +++ b/drv_generic_parport.c @@ -1,4 +1,4 @@ -/* $Id: drv_generic_parport.c,v 1.15 2005/05/05 08:36:12 reinelt Exp $ +/* $Id: drv_generic_parport.c,v 1.16 2005/05/08 04:32:44 reinelt Exp $ * * generic driver helper for serial and parport access * @@ -23,6 +23,9 @@ * * * $Log: drv_generic_parport.c,v $ + * Revision 1.16 2005/05/08 04:32:44 reinelt + * CodingStyle added and applied + * * Revision 1.15 2005/05/05 08:36:12 reinelt * changed SELECT to SLCTIN * @@ -143,448 +146,439 @@ #include "drv_generic_parport.h" -static char *Driver=""; -static char *Section=""; -static unsigned short Port=0; -static char *PPdev=NULL; +static char *Driver = ""; +static char *Section = ""; +static unsigned short Port = 0; +static char *PPdev = NULL; /* initial value taken from linux/parport_pc.c */ static unsigned char ctr = 0xc; #ifdef WITH_PPDEV -static int PPfd=-1; +static int PPfd = -1; #endif -int drv_generic_parport_open (const char *section, const char *driver) +int drv_generic_parport_open(const char *section, const char *driver) { - char *s, *e; - - Section = (char*)section; - Driver = (char*)driver; - - udelay_init(); - + char *s, *e; + + Section = (char *) section; + Driver = (char *) driver; + + udelay_init(); + #ifndef WITH_PPDEV - error ("The files include/linux/parport.h and/or include/linux/ppdev.h"); - error ("were missing at compile time. Even if your system supports"); - error ("ppdev, it will not be used."); - error ("You *really* should install these files and recompile LCD4linux!"); + error("The files include/linux/parport.h and/or include/linux/ppdev.h"); + error("were missing at compile time. Even if your system supports"); + error("ppdev, it will not be used."); + error("You *really* should install these files and recompile LCD4linux!"); #endif - - s=cfg_get (Section, "Port", NULL); - if (s==NULL || *s=='\0') { - error ("%s: no '%s.Port' entry from %s", Driver, Section, cfg_source()); - return -1; - } - - PPdev=NULL; - if ((Port=strtol(s, &e, 0))==0 || *e!='\0') { + + s = cfg_get(Section, "Port", NULL); + if (s == NULL || *s == '\0') { + error("%s: no '%s.Port' entry from %s", Driver, Section, cfg_source()); + return -1; + } + + PPdev = NULL; + if ((Port = strtol(s, &e, 0)) == 0 || *e != '\0') { #ifdef WITH_PPDEV - Port=0; - PPdev=s; + Port = 0; + PPdev = s; #else - error ("%s: bad %s.Port '%s' from %s", Driver, Section, s, cfg_source()); - free(s); - return -1; + error("%s: bad %s.Port '%s' from %s", Driver, Section, s, cfg_source()); + free(s); + return -1; #endif - } - - -#ifdef WITH_PPDEV - - if (PPdev) { - info ("%s: using ppdev %s", Driver, PPdev); - PPfd=open(PPdev, O_RDWR); - if (PPfd==-1) { - error ("%s: open(%s) failed: %s", Driver, PPdev, strerror(errno)); - return -1; } - +#ifdef WITH_PPDEV + + if (PPdev) { + info("%s: using ppdev %s", Driver, PPdev); + PPfd = open(PPdev, O_RDWR); + if (PPfd == -1) { + error("%s: open(%s) failed: %s", Driver, PPdev, strerror(errno)); + return -1; + } #if 0 - /* Fixme: this always fails here... */ - if (ioctl(PPfd, PPEXCL)) { - debug ("ioctl(%s, PPEXCL) failed: %s", PPdev, strerror(errno)); - } else { - debug ("ioctl(%s, PPEXCL) succeded."); - } + /* Fixme: this always fails here... */ + if (ioctl(PPfd, PPEXCL)) { + debug("ioctl(%s, PPEXCL) failed: %s", PPdev, strerror(errno)); + } else { + debug("ioctl(%s, PPEXCL) succeded."); + } #endif - - if (ioctl(PPfd, PPCLAIM)) { - error ("%s: ioctl(%s, PPCLAIM) failed: %d %s", Driver, PPdev, errno, strerror(errno)); - return -1; - } - } else - + + if (ioctl(PPfd, PPCLAIM)) { + error("%s: ioctl(%s, PPCLAIM) failed: %d %s", Driver, PPdev, errno, strerror(errno)); + return -1; + } + } else #endif - + { - error ("using raw port 0x%x (deprecated!)", Port); - error ("You *really* should change your setup and use ppdev!"); - if ((Port+3)<=0x3ff) { - if (ioperm(Port, 3, 1)!=0) { - error ("%s: ioperm(0x%x) failed: %s", Driver, Port, strerror(errno)); - return -1; - } - } else { - if (iopl(3)!=0) { - error ("%s: iopl(1) failed: %s", Driver, strerror(errno)); - return -1; + error("using raw port 0x%x (deprecated!)", Port); + error("You *really* should change your setup and use ppdev!"); + if ((Port + 3) <= 0x3ff) { + if (ioperm(Port, 3, 1) != 0) { + error("%s: ioperm(0x%x) failed: %s", Driver, Port, strerror(errno)); + return -1; + } + } else { + if (iopl(3) != 0) { + error("%s: iopl(1) failed: %s", Driver, strerror(errno)); + return -1; + } } - } } - return 0; + return 0; } -int drv_generic_parport_close (void) +int drv_generic_parport_close(void) { #ifdef WITH_PPDEV - if (PPdev) { - debug ("closing ppdev %s", PPdev); - if (ioctl(PPfd, PPRELEASE)) { - error ("%s: ioctl(%s, PPRELEASE) failed: %s", Driver, PPdev, strerror(errno)); - } - if (close(PPfd)==-1) { - error ("%s: close(%s) failed: %s", Driver, PPdev, strerror(errno)); - return -1; - } - free(PPdev); - } else -#endif + if (PPdev) { + debug("closing ppdev %s", PPdev); + if (ioctl(PPfd, PPRELEASE)) { + error("%s: ioctl(%s, PPRELEASE) failed: %s", Driver, PPdev, strerror(errno)); + } + if (close(PPfd) == -1) { + error("%s: close(%s) failed: %s", Driver, PPdev, strerror(errno)); + return -1; + } + free(PPdev); + } else +#endif { - debug ("closing raw port 0x%x", Port); - if ((Port+3)<=0x3ff) { - if (ioperm(Port, 3, 0)!=0) { - error ("%s: ioperm(0x%x) failed: %s", Driver, Port, strerror(errno)); - return -1; - } - } else { - if (iopl(0)!=0) { - error ("%s: iopl(0) failed: %s", Driver, strerror(errno)); - return -1; + debug("closing raw port 0x%x", Port); + if ((Port + 3) <= 0x3ff) { + if (ioperm(Port, 3, 0) != 0) { + error("%s: ioperm(0x%x) failed: %s", Driver, Port, strerror(errno)); + return -1; + } + } else { + if (iopl(0) != 0) { + error("%s: iopl(0) failed: %s", Driver, strerror(errno)); + return -1; + } } - } } - return 0; + return 0; } -static unsigned char drv_generic_parport_signal_ctrl (const char *name, const char *signal) +static unsigned char drv_generic_parport_signal_ctrl(const char *name, const char *signal) { - unsigned char wire; - - if (strcasecmp(signal,"STROBE") == 0) { - wire = PARPORT_CONTROL_STROBE; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:STROBE (Pin 1)]", Driver, name); - } else if(strcasecmp(signal,"AUTOFD") == 0) { - wire = PARPORT_CONTROL_AUTOFD; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:AUTOFD (Pin 14)]", Driver, name); - } else if(strcasecmp(signal,"INIT") == 0) { - wire = PARPORT_CONTROL_INIT; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:INIT (Pin 16)]", Driver, name); - } else if(strcasecmp(signal,"SLCTIN") == 0) { - wire = PARPORT_CONTROL_SELECT; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:SLCTIN (Pin 17)]", Driver, name); - } else if(strcasecmp(signal,"SELECT") == 0) { - wire = PARPORT_CONTROL_SELECT; - error ("%s: SELECT is deprecated. Please use SLCTIN instead!", Driver); - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:SLCTIN (Pin 17)]", Driver, name); - } else if(strcasecmp(signal,"GND") == 0) { - wire = 0; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:GND]", Driver, name); - } else { - error ("%s: unknown signal <%s> for control line <%s>", Driver, signal, name); - error ("%s: should be STROBE, AUTOFD, INIT, SLCTIN or GND", Driver); - return 0xff; - } - - return wire; + unsigned char wire; + + if (strcasecmp(signal, "STROBE") == 0) { + wire = PARPORT_CONTROL_STROBE; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:STROBE (Pin 1)]", Driver, name); + } else if (strcasecmp(signal, "AUTOFD") == 0) { + wire = PARPORT_CONTROL_AUTOFD; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:AUTOFD (Pin 14)]", Driver, name); + } else if (strcasecmp(signal, "INIT") == 0) { + wire = PARPORT_CONTROL_INIT; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:INIT (Pin 16)]", Driver, name); + } else if (strcasecmp(signal, "SLCTIN") == 0) { + wire = PARPORT_CONTROL_SELECT; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:SLCTIN (Pin 17)]", Driver, name); + } else if (strcasecmp(signal, "SELECT") == 0) { + wire = PARPORT_CONTROL_SELECT; + error("%s: SELECT is deprecated. Please use SLCTIN instead!", Driver); + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:SLCTIN (Pin 17)]", Driver, name); + } else if (strcasecmp(signal, "GND") == 0) { + wire = 0; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:GND]", Driver, name); + } else { + error("%s: unknown signal <%s> for control line <%s>", Driver, signal, name); + error("%s: should be STROBE, AUTOFD, INIT, SLCTIN or GND", Driver); + return 0xff; + } + + return wire; } -unsigned char drv_generic_parport_wire_ctrl (const char *name, const char *deflt) +unsigned char drv_generic_parport_wire_ctrl(const char *name, const char *deflt) { - unsigned char wire; - char key[256]; - char *val; - - qprintf(key, sizeof(key), "Wire.%s", name); - val = cfg_get (Section, key, deflt); - - wire = drv_generic_parport_signal_ctrl (name, val); - - free (val); - - return wire; + unsigned char wire; + char key[256]; + char *val; + + qprintf(key, sizeof(key), "Wire.%s", name); + val = cfg_get(Section, key, deflt); + + wire = drv_generic_parport_signal_ctrl(name, val); + + free(val); + + return wire; } -unsigned char drv_generic_parport_hardwire_ctrl (const char *name, const char *signal) +unsigned char drv_generic_parport_hardwire_ctrl(const char *name, const char *signal) { - unsigned char wire; - char key[256]; - char *val; - - qprintf(key, sizeof(key), "Wire.%s", name); - val = cfg_get (Section, key, ""); - - /* maybe warn the user */ - if (*val != '\0' && strcasecmp (signal, val) != 0) { - error ("%s: ignoring configured signal <%s> for control line <%s>", Driver, val, name); - } - free (val); - - wire = drv_generic_parport_signal_ctrl (name, signal); - - return wire; + unsigned char wire; + char key[256]; + char *val; + + qprintf(key, sizeof(key), "Wire.%s", name); + val = cfg_get(Section, key, ""); + + /* maybe warn the user */ + if (*val != '\0' && strcasecmp(signal, val) != 0) { + error("%s: ignoring configured signal <%s> for control line <%s>", Driver, val, name); + } + free(val); + + wire = drv_generic_parport_signal_ctrl(name, signal); + + return wire; } -static unsigned char drv_generic_parport_signal_status (const char *name, const char *signal) +static unsigned char drv_generic_parport_signal_status(const char *name, const char *signal) { - unsigned char wire; - - if (strcasecmp(signal,"ERROR") == 0) { - wire = PARPORT_STATUS_ERROR; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:ERROR (Pin 15)]", Driver, name); - } else if(strcasecmp(signal,"SELECT") == 0) { - wire = PARPORT_STATUS_SELECT; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:SELECT (Pin 13)]", Driver, name); - } else if(strcasecmp(signal,"PAPEROUT") == 0) { - wire = PARPORT_STATUS_PAPEROUT; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:PAPEROUT (Pin 12)]", Driver, name); - } else if(strcasecmp(signal,"ACK") == 0) { - wire = PARPORT_STATUS_ACK; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:ACK (Pin 10)]", Driver, name); - } else if(strcasecmp(signal,"BUSY") == 0) { - wire = PARPORT_STATUS_BUSY; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:BUSY (Pin 11)]", Driver, name); - } else if(strcasecmp(signal,"GND") == 0) { - wire = 0; - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:GND]", Driver, name); - } else { - error ("%s: unknown signal <%s> for status line <%s>", Driver, signal, name); - error ("%s: should be ERROR, SELECT, PAPEROUT, ACK, BUSY or GND", Driver); - return 0xff; - } - - return wire; + unsigned char wire; + + if (strcasecmp(signal, "ERROR") == 0) { + wire = PARPORT_STATUS_ERROR; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:ERROR (Pin 15)]", Driver, name); + } else if (strcasecmp(signal, "SELECT") == 0) { + wire = PARPORT_STATUS_SELECT; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:SELECT (Pin 13)]", Driver, name); + } else if (strcasecmp(signal, "PAPEROUT") == 0) { + wire = PARPORT_STATUS_PAPEROUT; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:PAPEROUT (Pin 12)]", Driver, name); + } else if (strcasecmp(signal, "ACK") == 0) { + wire = PARPORT_STATUS_ACK; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:ACK (Pin 10)]", Driver, name); + } else if (strcasecmp(signal, "BUSY") == 0) { + wire = PARPORT_STATUS_BUSY; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:BUSY (Pin 11)]", Driver, name); + } else if (strcasecmp(signal, "GND") == 0) { + wire = 0; + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:GND]", Driver, name); + } else { + error("%s: unknown signal <%s> for status line <%s>", Driver, signal, name); + error("%s: should be ERROR, SELECT, PAPEROUT, ACK, BUSY or GND", Driver); + return 0xff; + } + + return wire; } -unsigned char drv_generic_parport_wire_status (const char *name, const char *deflt) +unsigned char drv_generic_parport_wire_status(const char *name, const char *deflt) { - unsigned char wire; - char key[256]; - char *val; - - qprintf(key, sizeof(key), "Wire.%s", name); - val = cfg_get (Section, key, deflt); - - wire = drv_generic_parport_signal_status (name, val); - - free (val); - - return wire; + unsigned char wire; + char key[256]; + char *val; + + qprintf(key, sizeof(key), "Wire.%s", name); + val = cfg_get(Section, key, deflt); + + wire = drv_generic_parport_signal_status(name, val); + + free(val); + + return wire; } -unsigned char drv_generic_parport_wire_data (const char *name, const char *deflt) +unsigned char drv_generic_parport_wire_data(const char *name, const char *deflt) { - unsigned char w; - char wire[256]; - char *s; - - qprintf(wire, sizeof(wire), "Wire.%s", name); - s=cfg_get (Section, wire, deflt); - if(strlen(s)==3 && strncasecmp(s,"DB",2)==0 && s[2]>='0' && s[2]<='7') { - w=s[2]-'0'; - } else if(strcasecmp(s,"GND")==0) { - w=0; - } else { - error ("%s: unknown signal <%s> for data line <%s>", Driver, s, name); - error ("%s: should be DB0..7 or GND", Driver); - return 0xff; - } - free(s); - if (w==0) { - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:GND]", Driver, name); - } else { - info ("%s: wiring: [DISPLAY:%s]<==>[PARPORT:DB%d (Pin %d)]", Driver, name, w, w+2); - } - - w=1<= '0' && s[2] <= '7') { + w = s[2] - '0'; + } else if (strcasecmp(s, "GND") == 0) { + w = 0; + } else { + error("%s: unknown signal <%s> for data line <%s>", Driver, s, name); + error("%s: should be DB0..7 or GND", Driver); + return 0xff; + } + free(s); + if (w == 0) { + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:GND]", Driver, name); + } else { + info("%s: wiring: [DISPLAY:%s]<==>[PARPORT:DB%d (Pin %d)]", Driver, name, w, w + 2); + } + + w = 1 << w; + + return w; } -void drv_generic_parport_direction (const int direction) +void drv_generic_parport_direction(const int direction) { #ifdef WITH_PPDEV - if (PPdev) { - ioctl (PPfd, PPDATADIR, &direction); - } else + if (PPdev) { + ioctl(PPfd, PPDATADIR, &direction); + } else #endif { - /* code stolen from linux/parport_pc.h */ - ctr = (ctr & ~0x20) ^ (direction?0x20:0x00); - outb (ctr, Port+2); + /* code stolen from linux/parport_pc.h */ + ctr = (ctr & ~0x20) ^ (direction ? 0x20 : 0x00); + outb(ctr, Port + 2); } } -unsigned char drv_generic_parport_status (void) +unsigned char drv_generic_parport_status(void) { - unsigned char mask = - PARPORT_STATUS_ERROR | - PARPORT_STATUS_SELECT | - PARPORT_STATUS_PAPEROUT | - PARPORT_STATUS_ACK | - PARPORT_STATUS_BUSY; - - unsigned char data; - + unsigned char mask = PARPORT_STATUS_ERROR | PARPORT_STATUS_SELECT | PARPORT_STATUS_PAPEROUT | PARPORT_STATUS_ACK | PARPORT_STATUS_BUSY; + + unsigned char data; + #ifdef WITH_PPDEV - if (PPdev) { - ioctl (PPfd, PPRSTATUS, &data); - } else + if (PPdev) { + ioctl(PPfd, PPRSTATUS, &data); + } else #endif { - data = inb (Port+1); + data = inb(Port + 1); } - - /* clear unused bits */ - data &= mask; - - return data; + + /* clear unused bits */ + data &= mask; + + return data; } -void drv_generic_parport_control (const unsigned char mask, const unsigned char value) +void drv_generic_parport_control(const unsigned char mask, const unsigned char value) { - unsigned char val; - - /* any signal affected? */ - /* Note: this may happen in case a signal is hardwired to GND */ - if (mask==0) return; + unsigned char val; + + /* any signal affected? */ + /* Note: this may happen in case a signal is hardwired to GND */ + if (mask == 0) + return; - /* Strobe, Select and AutoFeed are inverted! */ - val = mask & (value ^ (PARPORT_CONTROL_STROBE|PARPORT_CONTROL_SELECT|PARPORT_CONTROL_AUTOFD)); + /* Strobe, Select and AutoFeed are inverted! */ + val = mask & (value ^ (PARPORT_CONTROL_STROBE | PARPORT_CONTROL_SELECT | PARPORT_CONTROL_AUTOFD)); #ifdef WITH_PPDEV - if (PPdev) { - struct ppdev_frob_struct frob; - frob.mask=mask; - frob.val=val; - ioctl (PPfd, PPFCONTROL, &frob); - } else + if (PPdev) { + struct ppdev_frob_struct frob; + frob.mask = mask; + frob.val = val; + ioctl(PPfd, PPFCONTROL, &frob); + } else #endif { - /* code stolen from linux/parport_pc.h */ - ctr = (ctr & ~mask) ^ val; - outb (ctr, Port+2); + /* code stolen from linux/parport_pc.h */ + ctr = (ctr & ~mask) ^ val; + outb(ctr, Port + 2); } } -void drv_generic_parport_toggle (const unsigned char bits, const int level, const int delay) +void drv_generic_parport_toggle(const unsigned char bits, const int level, const int delay) { - unsigned char value1, value2; - - /* any signal affected? */ - /* Note: this may happen in case a signal is hardwired to GND */ - if (bits == 0) return; - - /* prepare value */ - value1 = level ? bits : 0; - value2 = level ? 0 : bits; - - /* Strobe, Select and AutoFeed are inverted! */ - value1 = bits & (value1 ^ (PARPORT_CONTROL_STROBE|PARPORT_CONTROL_SELECT|PARPORT_CONTROL_AUTOFD)); - value2 = bits & (value2 ^ (PARPORT_CONTROL_STROBE|PARPORT_CONTROL_SELECT|PARPORT_CONTROL_AUTOFD)); - - + unsigned char value1, value2; + + /* any signal affected? */ + /* Note: this may happen in case a signal is hardwired to GND */ + if (bits == 0) + return; + + /* prepare value */ + value1 = level ? bits : 0; + value2 = level ? 0 : bits; + + /* Strobe, Select and AutoFeed are inverted! */ + value1 = bits & (value1 ^ (PARPORT_CONTROL_STROBE | PARPORT_CONTROL_SELECT | PARPORT_CONTROL_AUTOFD)); + value2 = bits & (value2 ^ (PARPORT_CONTROL_STROBE | PARPORT_CONTROL_SELECT | PARPORT_CONTROL_AUTOFD)); + + #ifdef WITH_PPDEV - if (PPdev) { - struct ppdev_frob_struct frob; - frob.mask = bits; - - /* rise */ - frob.val = value1; - ioctl (PPfd, PPFCONTROL, &frob); - - /* pulse width */ - ndelay(delay); - - /* lower */ - frob.val = value2; - ioctl (PPfd, PPFCONTROL, &frob); - - } else + if (PPdev) { + struct ppdev_frob_struct frob; + frob.mask = bits; + + /* rise */ + frob.val = value1; + ioctl(PPfd, PPFCONTROL, &frob); + + /* pulse width */ + ndelay(delay); + + /* lower */ + frob.val = value2; + ioctl(PPfd, PPFCONTROL, &frob); + + } else #endif { - /* rise */ - ctr = (ctr & ~bits) ^ value1; - outb (ctr, Port+2); - - /* pulse width */ - ndelay(delay); - - /* lower */ - ctr = (ctr & ~bits) ^ value2; - outb (ctr, Port+2); + /* rise */ + ctr = (ctr & ~bits) ^ value1; + outb(ctr, Port + 2); + + /* pulse width */ + ndelay(delay); + + /* lower */ + ctr = (ctr & ~bits) ^ value2; + outb(ctr, Port + 2); } } -void drv_generic_parport_data (const unsigned char data) +void drv_generic_parport_data(const unsigned char data) { #ifdef WITH_PPDEV - if (PPdev) { - ioctl(PPfd, PPWDATA, &data); - } else + if (PPdev) { + ioctl(PPfd, PPWDATA, &data); + } else #endif { - outb (data, Port); + outb(data, Port); } } -unsigned char drv_generic_parport_read (void) +unsigned char drv_generic_parport_read(void) { - unsigned char data; - + unsigned char data; + #ifdef WITH_PPDEV - if (PPdev) { - ioctl (PPfd, PPRDATA, &data); - } else + if (PPdev) { + ioctl(PPfd, PPRDATA, &data); + } else #endif { - data=inb (Port); + data = inb(Port); } - return data; + return data; } void drv_generic_parport_debug(void) { - unsigned char control; - + unsigned char control; + #ifdef WITH_PPDEV - if (PPdev) { - ioctl (PPfd, PPRCONTROL, &control); - } else + if (PPdev) { + ioctl(PPfd, PPRCONTROL, &control); + } else #endif { - control=ctr; + control = ctr; } - - debug ("%cSTROBE %cAUTOFD %cINIT %cSLCTIN", - control & PARPORT_CONTROL_STROBE ? '-':'+', - control & PARPORT_CONTROL_AUTOFD ? '-':'+', - control & PARPORT_CONTROL_INIT ? '+':'-', - control & PARPORT_CONTROL_SELECT ? '-':'+'); - + + debug("%cSTROBE %cAUTOFD %cINIT %cSLCTIN", + control & PARPORT_CONTROL_STROBE ? '-' : '+', + control & PARPORT_CONTROL_AUTOFD ? '-' : '+', control & PARPORT_CONTROL_INIT ? '+' : '-', control & PARPORT_CONTROL_SELECT ? '-' : '+'); + } -- cgit v1.2.3