patch-2.1.72 linux/include/linux/pt.h

• Lines: 175
• Date: Tue Dec 9 09:49:59 1997
• Orig file: v2.1.71/linux/include/linux/pt.h
• Orig date: Thu Mar 27 14:40:10 1997

diff -u --recursive --new-file v2.1.71/linux/include/linux/pt.h linux/include/linux/pt.h
@@ -1,174 +0,0 @@
-/*
- * pt.h: Linux device driver for the Gracilis PackeTwin
- * Copyright (C) 1995 Craig Small VK2XLZ (vk2xlz@vk2xlz.ampr.org.)
- *
- * Please read the notice appearing at the top of the file pt.c
- */
-#define DMA_BUFF_SIZE 2200
-
-#define ON 1
-#define OFF 0
-
-
-/* Register offset info, specific to the PT
- * E.g., to read the data port on channel A, use
- *  inportb(pichan[dev].base + CHANA + DATA)
- */
-#define CHANB   0   /* Base of channel B regs */
-#define CHANA   2   /* Base of channel A regs */
-
-/* 8530 ports on each channel */
-#define CTL 0
-#define DATA    1
-
-#define DMAEN   0x8 /* Offset off DMA Enable register */
-
-/* Timer chip offsets */
-#define TMR0    0x4 /* Offset of timer 0 register */
-#define TMR1    0x5 /* Offset of timer 1 register */
-#define TMR2    0x6 /* Offset of timer 2 register */
-#define TMRCMD  0x7 /* Offset of timer command register */
-#define INT_REG	0x8
-#define TMR1CLR 0x9
-#define TMR2CLR 0xa
-
-/* Interrupt register equates */
-#define PT_SCC_MSK	0x1
-#define PT_TMR1_MSK	0x2
-#define PT_TMR2_MSK	0x4
-
-/* Serial/interrupt register equates */
-#define PT_DTRA_ON	0x1
-#define PT_DTRB_ON	0x2
-#define PT_EXTCLKA	0x4
-#define PT_EXTCLKB	0x8
-#define PT_LOOPA_ON	0x10
-#define PT_LOOPB_ON	0x20
-#define PT_EI		0x80
-
-/* Timer chip equates */
-#define SC0 0x00 /* Select counter 0 */
-#define SC1 0x40 /* Select counter 1 */
-#define SC2 0x80 /* Select counter 2 */
-#define CLATCH  0x00 /* Counter latching operation */
-#define MSB 0x20 /* Read/load MSB only */
-#define LSB 0x10 /* Read/load LSB only */
-#define LSB_MSB 0x30 /* Read/load LSB, then MSB */
-#define MODE0   0x00 /* Interrupt on terminal count */
-#define MODE1   0x02 /* Programmable one shot */
-#define MODE2   0x04 /* Rate generator */
-#define MODE3   0x06 /* Square wave rate generator */
-#define MODE4   0x08 /* Software triggered strobe */
-#define MODE5   0x0a /* Hardware triggered strobe */
-#define BCD 0x01 /* BCD counter */
-
-/* DMA controller registers */
-#define DMA_STAT    8   /* DMA controller status register */
-#define DMA_CMD     8   /* DMA controller command register */
-#define DMA_MASK        10  /* DMA controller mask register */
-#define DMA_MODE        11  /* DMA controller mode register */
-#define DMA_RESETFF 12  /* DMA controller first/last flip flop  */
-/* DMA data */
-#define DMA_DISABLE (0x04)  /* Disable channel n */
-#define DMA_ENABLE  (0x00)  /* Enable channel n */
-/* Single transfers, incr. address, auto init, writes, ch. n */
-#define DMA_RX_MODE (0x54)
-/* Single transfers, incr. address, no auto init, reads, ch. n */
-#define DMA_TX_MODE (0x48)
-
-/* Write registers */
-#define DMA_CFG		0x08
-#define SERIAL_CFG	0x09
-#define INT_CFG		0x09	/* shares with serial config */
-#define DMA_CLR_FF	0x0a
-
-#define SINGLE 3686400
-#define DOUBLE 7372800
-#define XTAL   ((long) 6144000L)
-
-#define SIOCGPIPARAM		0x5000	/* get PI parameters */
-#define SIOCSPIPARAM		0x5001	/* set */
-#define SIOCGPIBAUD		0x5002	/* get only baud rate */
-#define SIOCSPIBAUD		0x5003	
-#define SIOCGPIDMA		0x5004	/* get only DMA */
-#define SIOCSPIDMA		0x5005	
-#define SIOCGPIIRQ		0x5006	/* get only IRQ */
-#define SIOCSPIIRQ		0x5007	
-
-struct pt_req
-{
-	int cmd;
-	int speed;
-	int clockmode;
-	int txdelay;
-	unsigned char persist;
-	int slotime; 
-	int squeldelay;
-	int dmachan;    
-	int irq;    
-};
-
-/* SCC Interrupt vectors, if we have set 'status low' */
-#define CHBTxIV		0x00
-#define CHBEXTIV	0x02
-#define CHBRxIV		0x04
-#define CHBSRCIV	0x06
-#define CHATxIV		0x08
-#define CHAEXTIV	0x0a
-#define CHARxIV		0x0c
-#define CHASRCIV	0x0e
-
-
-#ifdef __KERNEL__
-
-/* Information that needs to be kept for each channel. */
-struct pt_local
-{
-	struct net_device_stats stats; /* %%%dp*/
-	long open_time;             /* Useless example local info. */
-	unsigned long xtal; 
-
-	struct mbuf *rcvbuf;/* Buffer for current rx packet */
-	struct mbuf *rxdmabuf1; /* DMA rx buffer */
-	struct mbuf *rxdmabuf2; /* DMA rx buffer */
-
-	int bufsiz;			/* Size of rcvbuf 			*/
-	char *rcp;			/* Pointer into rcvbuf 			*/
-	struct sk_buff_head sndq;	/* Packets awaiting transmission 	*/
-	int sndcnt;			/* Number of packets on sndq 		*/
-	struct sk_buff *sndbuf;		/* Current buffer being transmitted	*/
-	char *txdmabuf; 		/* Transmit DMA buffer 			*/
-	char *txptr;			/* Used by B port tx 			*/
-	int txcnt;			
-	char tstate;			/* Transmitter state 			*/
-#define IDLE    0       /* Transmitter off, no data pending 		*/
-#define ACTIVE  1       /* Transmitter on, sending data 		*/
-#define UNDERRUN 2      /* Transmitter on, flushing CRC			*/
-#define FLAGOUT 3       /* CRC sent - attempt to start next frame	*/
-#define DEFER 4         /* Receive Active - DEFER Transmit		*/
-#define ST_TXDELAY 5    /* Sending leading flags			*/
-#define CRCOUT 6
-	char rstate;        /* Set when !DCD goes to 0 (TRUE)		*/
-/* Normal state is ACTIVE if Receive enabled */
-#define RXERROR 2       /* Error -- Aborting current Frame		*/
-#define RXABORT 3       /* ABORT sequence detected			*/
-#define TOOBIG 4        /* too large a frame to store			*/
-	
-	int dev;		/* Device number */
-	int base;		/* Base of I/O registers */
-	int cardbase;		/* Base address of card */
-	int stata;		/* address of Channel A status regs */
-	int statb;		/* address of Channel B status regs */
-	int speed;        	/* Line speed, bps */
-	int clockmode;    	/* tapr 9600 modem clocking option */
-	int txdelay;      	/* Transmit Delay 10 ms/cnt */
-	unsigned char persist;  /* Persistence (0-255) as a % */
-	int slotime;		/* Delay to wait on persistence hit */
-	int squeldelay; 	/* Delay after XMTR OFF for squelch tail */
-	struct iface *iface;    /* Associated interface */
-	int dmachan;		/* DMA channel for this port */
-	char saved_RR0;		/* The saved version of RR) that we compare with */
-	int nrzi;		/* Do we use NRZI (or NRZ) */
-};
-
-#endif