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/*
* linux/include/linux/cyclades.h
*
* This file is maintained by Marcio Saito <marcio@cyclades.com> and
* Randolph Bentson <bentson@grieg.seaslug.org>.
*
* This file contains the general definitions for the cyclades.c driver
*$Log: cyclades.h,v $
* Revision 1.5 1995/11/13 21:13:31 bentson
* changes suggested by Michael Chastain <mec@duracef.shout.net>
* to support use of this file in non-kernel applications
*
*
*/
#ifndef _LINUX_CYCLADES_H
#define _LINUX_CYCLADES_H
struct cyclades_monitor {
unsigned long int_count;
unsigned long char_count;
unsigned long char_max;
unsigned long char_last;
};
#define CYCLADES_MAGIC 0x4359
#define CYGETMON 0x435901
#define CYGETTHRESH 0x435902
#define CYSETTHRESH 0x435903
#define CYGETDEFTHRESH 0x435904
#define CYSETDEFTHRESH 0x435905
#define CYGETTIMEOUT 0x435906
#define CYSETTIMEOUT 0x435907
#define CYGETDEFTIMEOUT 0x435908
#define CYSETDEFTIMEOUT 0x435909
#ifdef __KERNEL__
/* Per card data structure */
struct cyclades_card {
int base_addr;
int irq;
int num_chips; /* 0 if card is absent */
int first_line; /* minor number of first channel on card */
int bus_index; /* address shift - 0 for ISA, 1 for PCI */
};
struct cyclades_chip {
int filler;
};
/*
* This is our internal structure for each serial port's state.
*
* Many fields are paralleled by the structure used by the serial_struct
* structure.
*
* For definitions of the flags field, see tty.h
*/
struct cyclades_port {
int magic;
int type;
int card;
int line;
int flags; /* defined in tty.h */
struct tty_struct *tty;
int read_status_mask;
int timeout;
int xmit_fifo_size;
int cor1,cor2,cor3,cor4,cor5;
int tbpr,tco,rbpr,rco;
int ignore_status_mask;
int close_delay;
int IER; /* Interrupt Enable Register */
int event;
unsigned long last_active;
int count; /* # of fd on device */
int x_char; /* to be pushed out ASAP */
int x_break;
int blocked_open; /* # of blocked opens */
long session; /* Session of opening process */
long pgrp; /* pgrp of opening process */
unsigned char *xmit_buf;
int xmit_head;
int xmit_tail;
int xmit_cnt;
int default_threshold;
int default_timeout;
struct tq_struct tqueue;
struct termios normal_termios;
struct termios callout_termios;
struct wait_queue *open_wait;
struct wait_queue *close_wait;
struct cyclades_monitor mon;
};
/*
* Events are used to schedule things to happen at timer-interrupt
* time, instead of at cy interrupt time.
*/
#define Cy_EVENT_READ_PROCESS 0
#define Cy_EVENT_WRITE_WAKEUP 1
#define Cy_EVENT_HANGUP 2
#define Cy_EVENT_BREAK 3
#define Cy_EVENT_OPEN_WAKEUP 4
#define CyMaxChipsPerCard 8
/**** CD1400 registers ****/
#define CyRegSize 0x0400
#define Cy_HwReset 0x1400
#define Cy_ClrIntr 0x1800
#define Cy_EpldRev 0x1e00
/* Global Registers */
#define CyGFRCR (0x40*2)
#define CyRevE (44)
#define CyCAR (0x68*2)
#define CyCHAN_0 (0x00)
#define CyCHAN_1 (0x01)
#define CyCHAN_2 (0x02)
#define CyCHAN_3 (0x03)
#define CyGCR (0x4B*2)
#define CyCH0_SERIAL (0x00)
#define CyCH0_PARALLEL (0x80)
#define CySVRR (0x67*2)
#define CySRModem (0x04)
#define CySRTransmit (0x02)
#define CySRReceive (0x01)
#define CyRICR (0x44*2)
#define CyTICR (0x45*2)
#define CyMICR (0x46*2)
#define CyICR0 (0x00)
#define CyICR1 (0x01)
#define CyICR2 (0x02)
#define CyICR3 (0x03)
#define CyRIR (0x6B*2)
#define CyTIR (0x6A*2)
#define CyMIR (0x69*2)
#define CyIRDirEq (0x80)
#define CyIRBusy (0x40)
#define CyIRUnfair (0x20)
#define CyIRContext (0x1C)
#define CyIRChannel (0x03)
#define CyPPR (0x7E*2)
#define CyCLOCK_20_1MS (0x27)
#define CyCLOCK_25_1MS (0x31)
/* Virtual Registers */
#define CyRIVR (0x43*2)
#define CyTIVR (0x42*2)
#define CyMIVR (0x41*2)
#define CyIVRMask (0x07)
#define CyIVRRxEx (0x07)
#define CyIVRRxOK (0x03)
#define CyIVRTxOK (0x02)
#define CyIVRMdmOK (0x01)
#define CyTDR (0x63*2)
#define CyRDSR (0x62*2)
#define CyTIMEOUT (0x80)
#define CySPECHAR (0x70)
#define CyBREAK (0x08)
#define CyPARITY (0x04)
#define CyFRAME (0x02)
#define CyOVERRUN (0x01)
#define CyMISR (0x4C*2)
/* see CyMCOR_ and CyMSVR_ for bits*/
#define CyEOSRR (0x60*2)
/* Channel Registers */
#define CyLIVR (0x18*2)
#define CyMscsr (0x01)
#define CyTdsr (0x02)
#define CyRgdsr (0x03)
#define CyRedsr (0x07)
#define CyCCR (0x05*2)
/* Format 1 */
#define CyCHAN_RESET (0x80)
#define CyCHIP_RESET (0x81)
#define CyFlushTransFIFO (0x82)
/* Format 2 */
#define CyCOR_CHANGE (0x40)
#define CyCOR1ch (0x02)
#define CyCOR2ch (0x04)
#define CyCOR3ch (0x08)
/* Format 3 */
#define CySEND_SPEC_1 (0x21)
#define CySEND_SPEC_2 (0x22)
#define CySEND_SPEC_3 (0x23)
#define CySEND_SPEC_4 (0x24)
/* Format 4 */
#define CyCHAN_CTL (0x10)
#define CyDIS_RCVR (0x01)
#define CyENB_RCVR (0x02)
#define CyDIS_XMTR (0x04)
#define CyENB_XMTR (0x08)
#define CySRER (0x06*2)
#define CyMdmCh (0x80)
#define CyRxData (0x10)
#define CyTxRdy (0x04)
#define CyTxMpty (0x02)
#define CyNNDT (0x01)
#define CyCOR1 (0x08*2)
#define CyPARITY_NONE (0x00)
#define CyPARITY_0 (0x20)
#define CyPARITY_1 (0xA0)
#define CyPARITY_E (0x40)
#define CyPARITY_O (0xC0)
#define Cy_1_STOP (0x00)
#define Cy_1_5_STOP (0x04)
#define Cy_2_STOP (0x08)
#define Cy_5_BITS (0x00)
#define Cy_6_BITS (0x01)
#define Cy_7_BITS (0x02)
#define Cy_8_BITS (0x03)
#define CyCOR2 (0x09*2)
#define CyIXM (0x80)
#define CyTxIBE (0x40)
#define CyETC (0x20)
#define CyAUTO_TXFL (0x60)
#define CyLLM (0x10)
#define CyRLM (0x08)
#define CyRtsAO (0x04)
#define CyCtsAE (0x02)
#define CyDsrAE (0x01)
#define CyCOR3 (0x0A*2)
#define CySPL_CH_DRANGE (0x80) /* special character detect range */
#define CySPL_CH_DET1 (0x40) /* enable special character detection
on SCHR4-SCHR3 */
#define CyFL_CTRL_TRNSP (0x20) /* Flow Control Transparency */
#define CySPL_CH_DET2 (0x10) /* Enable special character detection
on SCHR2-SCHR1 */
#define CyREC_FIFO (0x0F) /* Receive FIFO threshold */
#define CyCOR4 (0x1E*2)
#define CyCOR5 (0x1F*2)
#define CyCCSR (0x0B*2)
#define CyRxEN (0x80)
#define CyRxFloff (0x40)
#define CyRxFlon (0x20)
#define CyTxEN (0x08)
#define CyTxFloff (0x04)
#define CyTxFlon (0x02)
#define CyRDCR (0x0E*2)
#define CySCHR1 (0x1A*2)
#define CySCHR2 (0x1B*2)
#define CySCHR3 (0x1C*2)
#define CySCHR4 (0x1D*2)
#define CySCRL (0x22*2)
#define CySCRH (0x23*2)
#define CyLNC (0x24*2)
#define CyMCOR1 (0x15*2)
#define CyMCOR2 (0x16*2)
#define CyRTPR (0x21*2)
#define CyMSVR1 (0x6C*2)
#define CyMSVR2 (0x6D*2)
#define CyDSR (0x80)
#define CyCTS (0x40)
#define CyRI (0x20)
#define CyDCD (0x10)
#define CyDTR (0x02)
#define CyRTS (0x01)
#define CyPVSR (0x6F*2)
#define CyRBPR (0x78*2)
#define CyRCOR (0x7C*2)
#define CyTBPR (0x72*2)
#define CyTCOR (0x76*2)
/* max number of chars in the FIFO */
#define CyMAX_CHAR_FIFO 12
/***************************************************************************/
#endif /* __KERNEL__ */
#endif /* _LINUX_CYCLADES_H */
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