diff options
Diffstat (limited to 'include/linux/lp.h')
| -rw-r--r-- | include/linux/lp.h | 97 |
1 files changed, 3 insertions, 94 deletions
diff --git a/include/linux/lp.h b/include/linux/lp.h index 0df024b..0dd276a 100644 --- a/include/linux/lp.h +++ b/include/linux/lp.h @@ -1,105 +1,16 @@ -#ifndef _LINUX_LP_H -#define _LINUX_LP_H - /* * usr/include/linux/lp.h c.1991-1992 James Wiegand * many modifications copyright (C) 1992 Michael K. Johnson * Interrupt support added 1993 Nigel Gamble * Removed 8255 status defines from inside __KERNEL__ Marcelo Tosatti */ +#ifndef _LINUX_LP_H +#define _LINUX_LP_H -/* - * Per POSIX guidelines, this module reserves the LP and lp prefixes - * These are the lp_table[minor].flags flags... - */ -#define LP_EXIST 0x0001 -#define LP_SELEC 0x0002 -#define LP_BUSY 0x0004 -#define LP_BUSY_BIT_POS 2 -#define LP_OFFL 0x0008 -#define LP_NOPA 0x0010 -#define LP_ERR 0x0020 -#define LP_ABORT 0x0040 -#define LP_CAREFUL 0x0080 /* obsoleted -arca */ -#define LP_ABORTOPEN 0x0100 - -#define LP_TRUST_IRQ_ 0x0200 /* obsolete */ -#define LP_NO_REVERSE 0x0400 /* No reverse mode available. */ -#define LP_DATA_AVAIL 0x0800 /* Data is available. */ - -/* - * bit defines for 8255 status port - * base + 1 - * accessed with LP_S(minor), which gets the byte... - */ -#define LP_PBUSY 0x80 /* inverted input, active high */ -#define LP_PACK 0x40 /* unchanged input, active low */ -#define LP_POUTPA 0x20 /* unchanged input, active high */ -#define LP_PSELECD 0x10 /* unchanged input, active high */ -#define LP_PERRORP 0x08 /* unchanged input, active low */ - -/* timeout for each character. This is relative to bus cycles -- it - * is the count in a busy loop. THIS IS THE VALUE TO CHANGE if you - * have extremely slow printing, or if the machine seems to slow down - * a lot when you print. If you have slow printing, increase this - * number and recompile, and if your system gets bogged down, decrease - * this number. This can be changed with the tunelp(8) command as well. - */ - -#define LP_INIT_CHAR 1000 - -/* The parallel port specs apparently say that there needs to be - * a .5usec wait before and after the strobe. - */ - -#define LP_INIT_WAIT 1 - -/* This is the amount of time that the driver waits for the printer to - * catch up when the printer's buffer appears to be filled. If you - * want to tune this and have a fast printer (i.e. HPIIIP), decrease - * this number, and if you have a slow printer, increase this number. - * This is in hundredths of a second, the default 2 being .05 second. - * Or use the tunelp(8) command, which is especially nice if you want - * change back and forth between character and graphics printing, which - * are wildly different... - */ - -#define LP_INIT_TIME 2 - -/* IOCTL numbers */ -#define LPCHAR 0x0601 /* corresponds to LP_INIT_CHAR */ -#define LPTIME 0x0602 /* corresponds to LP_INIT_TIME */ -#define LPABORT 0x0604 /* call with TRUE arg to abort on error, - FALSE to retry. Default is retry. */ -#define LPSETIRQ 0x0605 /* call with new IRQ number, - or 0 for polling (no IRQ) */ -#define LPGETIRQ 0x0606 /* get the current IRQ number */ -#define LPWAIT 0x0608 /* corresponds to LP_INIT_WAIT */ -/* NOTE: LPCAREFUL is obsoleted and it' s always the default right now -arca */ -#define LPCAREFUL 0x0609 /* call with TRUE arg to require out-of-paper, off- - line, and error indicators good on all writes, - FALSE to ignore them. Default is ignore. */ -#define LPABORTOPEN 0x060a /* call with TRUE arg to abort open() on error, - FALSE to ignore error. Default is ignore. */ -#define LPGETSTATUS 0x060b /* return LP_S(minor) */ -#define LPRESET 0x060c /* reset printer */ -#ifdef LP_STATS -#define LPGETSTATS 0x060d /* get statistics (struct lp_stats) */ -#endif -#define LPGETFLAGS 0x060e /* get status flags */ -#define LPSETTIMEOUT 0x060f /* set parport timeout */ - -/* timeout for printk'ing a timeout, in jiffies (100ths of a second). - This is also used for re-checking error conditions if LP_ABORT is - not set. This is the default behavior. */ - -#define LP_TIMEOUT_INTERRUPT (60 * HZ) -#define LP_TIMEOUT_POLLED (10 * HZ) - -#ifdef __KERNEL__ #include <linux/wait.h> #include <linux/mutex.h> +#include <uapi/linux/lp.h> /* Magic numbers for defining port-device mappings */ #define LP_PARPORT_UNSPEC -4 @@ -187,5 +98,3 @@ struct lp_struct { #define LP_DELAY 50 #endif - -#endif |
