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kunit/linux/7616dcbb212eeec00c9bcc0fecb953fdee60634c/./drivers/staging/dgap/dgap.h
blob: a2e5b26c673ad151361a8f8820f66022d577cdf4 [file]
/*
* Copyright 2003 Digi International (www.digi.com)
* Scott H Kilau <Scott_Kilau at digi dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* NOTE: THIS IS A SHARED HEADER. DO NOT CHANGE CODING STYLE!!!
*
*************************************************************************
*
* Driver includes
*
*************************************************************************/
#ifndef __DGAP_DRIVER_H
#define __DGAP_DRIVER_H
#include <linux/types.h> /* To pick up the varions Linux types */
#include <linux/tty.h> /* To pick up the various tty structs/defines */
#include <linux/interrupt.h> /* For irqreturn_t type */
#ifndef TRUE
# define TRUE 1
#endif
#ifndef FALSE
# define FALSE 0
#endif
#if !defined(TTY_FLIPBUF_SIZE)
# define TTY_FLIPBUF_SIZE 512
#endif
/*************************************************************************
*
* Driver defines
*
*************************************************************************/
/*
* Driver identification
*/
#define DG_NAME "dgap-1.3-16"
#define DG_PART "40002347_C"
#define DRVSTR "dgap"
/*
* defines from dgap_pci.h
*/
#define PCIMAX 32 /* maximum number of PCI boards */
#define DIGI_VID 0x114F
#define PCI_DEV_EPC_DID 0x0002
#define PCI_DEV_XEM_DID 0x0004
#define PCI_DEV_XR_DID 0x0005
#define PCI_DEV_CX_DID 0x0006
#define PCI_DEV_XRJ_DID 0x0009 /* PLX-based Xr adapter */
#define PCI_DEV_XR_IBM_DID 0x0011 /* IBM 8-port Async Adapter */
#define PCI_DEV_XR_BULL_DID 0x0013 /* BULL 8-port Async Adapter */
#define PCI_DEV_XR_SAIP_DID 0x001c /* SAIP card - Xr adapter */
#define PCI_DEV_XR_422_DID 0x0012 /* Xr-422 */
#define PCI_DEV_920_2_DID 0x0034 /* XR-Plus 920 K, 2 port */
#define PCI_DEV_920_4_DID 0x0026 /* XR-Plus 920 K, 4 port */
#define PCI_DEV_920_8_DID 0x0027 /* XR-Plus 920 K, 8 port */
#define PCI_DEV_EPCJ_DID 0x000a /* PLX 9060 chip for PCI */
#define PCI_DEV_CX_IBM_DID 0x001b /* IBM 128-port Async Adapter */
#define PCI_DEV_920_8_HP_DID 0x0058 /* HP XR-Plus 920 K, 8 port */
#define PCI_DEV_XEM_HP_DID 0x0059 /* HP Xem PCI */
#define PCI_DEV_XEM_NAME "AccelePort XEM"
#define PCI_DEV_CX_NAME "AccelePort CX"
#define PCI_DEV_XR_NAME "AccelePort Xr"
#define PCI_DEV_XRJ_NAME "AccelePort Xr (PLX)"
#define PCI_DEV_XR_SAIP_NAME "AccelePort Xr (SAIP)"
#define PCI_DEV_920_2_NAME "AccelePort Xr920 2 port"
#define PCI_DEV_920_4_NAME "AccelePort Xr920 4 port"
#define PCI_DEV_920_8_NAME "AccelePort Xr920 8 port"
#define PCI_DEV_XR_422_NAME "AccelePort Xr 422"
#define PCI_DEV_EPCJ_NAME "AccelePort EPC (PLX)"
#define PCI_DEV_XR_BULL_NAME "AccelePort Xr (BULL)"
#define PCI_DEV_XR_IBM_NAME "AccelePort Xr (IBM)"
#define PCI_DEV_CX_IBM_NAME "AccelePort CX (IBM)"
#define PCI_DEV_920_8_HP_NAME "AccelePort Xr920 8 port (HP)"
#define PCI_DEV_XEM_HP_NAME "AccelePort XEM (HP)"
/*
* On the PCI boards, there is no IO space allocated
* The I/O registers will be in the first 3 bytes of the
* upper 2MB of the 4MB memory space. The board memory
* will be mapped into the low 2MB of the 4MB memory space
*/
/* Potential location of PCI Bios from E0000 to FFFFF*/
#define PCI_BIOS_SIZE 0x00020000
/* Size of Memory and I/O for PCI (4MB) */
#define PCI_RAM_SIZE 0x00400000
/* Size of Memory (2MB) */
#define PCI_MEM_SIZE 0x00200000
/* Max PCI Window Size (2MB) */
#define PCI_WIN_SIZE 0x00200000
#define PCI_WIN_SHIFT 21 /* 21 bits max */
/* Offset of I/0 in Memory (2MB) */
#define PCI_IO_OFFSET 0x00200000
/* Size of IO (2MB) */
#define PCI_IO_SIZE_DGAP 0x00200000
/* Number of boards we support at once. */
#define MAXBOARDS 32
#define MAXPORTS 224
#define MAXTTYNAMELEN 200
/* Our 3 magic numbers for our board, channel and unit structs */
#define DGAP_BOARD_MAGIC 0x5c6df104
#define DGAP_CHANNEL_MAGIC 0x6c6df104
#define DGAP_UNIT_MAGIC 0x7c6df104
/* Serial port types */
#define DGAP_SERIAL 0
#define DGAP_PRINT 1
#define SERIAL_TYPE_NORMAL 1
/* 4 extra for alignment play space */
#define WRITEBUFLEN ((4096) + 4)
#define MYFLIPLEN N_TTY_BUF_SIZE
#define SBREAK_TIME 0x25
#define U2BSIZE 0x400
#define dgap_jiffies_from_ms(a) (((a) * HZ) / 1000)
/*
* Our major for the mgmt devices.
*
* We can use 22, because Digi was allocated 22 and 23 for the epca driver.
* 22 has now become obsolete now that the "cu" devices have
* been removed from 2.6.
* Also, this *IS* the epca driver, just PCI only now.
*/
#ifndef DIGI_DGAP_MAJOR
# define DIGI_DGAP_MAJOR 22
#endif
/*
* The parameters we use to define the periods of the moving averages.
*/
#define MA_PERIOD (HZ / 10)
#define SMA_DUR (1 * HZ)
#define EMA_DUR (1 * HZ)
#define SMA_NPERIODS (SMA_DUR / MA_PERIOD)
#define EMA_NPERIODS (EMA_DUR / MA_PERIOD)
/*
* Define a local default termios struct. All ports will be created
* with this termios initially. This is the same structure that is defined
* as the default in tty_io.c with the same settings overriden as in serial.c
*
* In short, this should match the internal serial ports' defaults.
*/
#define DEFAULT_IFLAGS (ICRNL | IXON)
#define DEFAULT_OFLAGS (OPOST | ONLCR)
#define DEFAULT_CFLAGS (B9600 | CS8 | CREAD | HUPCL | CLOCAL)
#define DEFAULT_LFLAGS (ISIG | ICANON | ECHO | ECHOE | ECHOK | \
ECHOCTL | ECHOKE | IEXTEN)
#ifndef _POSIX_VDISABLE
#define _POSIX_VDISABLE ('\0')
#endif
#define SNIFF_MAX 65536 /* Sniff buffer size (2^n) */
#define SNIFF_MASK (SNIFF_MAX - 1) /* Sniff wrap mask */
#define VPDSIZE (512)
/************************************************************************
* FEP memory offsets
************************************************************************/
#define START 0x0004L /* Execution start address */
#define CMDBUF 0x0d10L /* Command (cm_t) structure offset */
#define CMDSTART 0x0400L /* Start of command buffer */
#define CMDMAX 0x0800L /* End of command buffer */
#define EVBUF 0x0d18L /* Event (ev_t) structure */
#define EVSTART 0x0800L /* Start of event buffer */
#define EVMAX 0x0c00L /* End of event buffer */
#define FEP5_PLUS 0x0E40 /* ASCII '5' and ASCII 'A' is here */
#define ECS_SEG 0x0E44 /* Segment of the extended */
/* channel structure */
#define LINE_SPEED 0x10 /* Offset into ECS_SEG for line */
/* speed if the fep has extended */
/* capabilities */
/* BIOS MAGIC SPOTS */
#define ERROR 0x0C14L /* BIOS error code */
#define SEQUENCE 0x0C12L /* BIOS sequence indicator */
#define POSTAREA 0x0C00L /* POST complete message area */
/* FEP MAGIC SPOTS */
#define FEPSTAT POSTAREA /* OS here when FEP comes up */
#define NCHAN 0x0C02L /* number of ports FEP sees */
#define PANIC 0x0C10L /* PANIC area for FEP */
#define KMEMEM 0x0C30L /* Memory for KME use */
#define CONFIG 0x0CD0L /* Concentrator configuration info */
#define CONFIGSIZE 0x0030 /* configuration info size */
#define DOWNREQ 0x0D00 /* Download request buffer pointer */
#define CHANBUF 0x1000L /* Async channel (bs_t) structs */
#define FEPOSSIZE 0x1FFF /* 8K FEPOS */
#define XEMPORTS 0xC02 /*
* Offset in board memory where FEP5 stores
* how many ports it has detected.
* NOTE: FEP5 reports 64 ports when the user
* has the cable in EBI OUT instead of EBI IN.
*/
#define FEPCLR 0x00
#define FEPMEM 0x02
#define FEPRST 0x04
#define FEPINT 0x08
#define FEPMASK 0x0e
#define FEPWIN 0x80
#define LOWMEM 0x0100
#define HIGHMEM 0x7f00
#define FEPTIMEOUT 200000
#define ENABLE_INTR 0x0e04 /* Enable interrupts flag */
#define FEPPOLL_MIN 1 /* minimum of 1 millisecond */
#define FEPPOLL_MAX 20 /* maximum of 20 milliseconds */
#define FEPPOLL 0x0c26 /* Fep event poll interval */
#define IALTPIN 0x0080 /* Input flag to swap DSR <-> DCD */
/************************************************************************
* FEP supported functions
************************************************************************/
#define SRLOW 0xe0 /* Set receive low water */
#define SRHIGH 0xe1 /* Set receive high water */
#define FLUSHTX 0xe2 /* Flush transmit buffer */
#define PAUSETX 0xe3 /* Pause data transmission */
#define RESUMETX 0xe4 /* Resume data transmission */
#define SMINT 0xe5 /* Set Modem Interrupt */
#define SAFLOWC 0xe6 /* Set Aux. flow control chars */
#define SBREAK 0xe8 /* Send break */
#define SMODEM 0xe9 /* Set 8530 modem control lines */
#define SIFLAG 0xea /* Set UNIX iflags */
#define SFLOWC 0xeb /* Set flow control characters */
#define STLOW 0xec /* Set transmit low water mark */
#define RPAUSE 0xee /* Pause receive */
#define RRESUME 0xef /* Resume receive */
#define CHRESET 0xf0 /* Reset Channel */
#define BUFSETALL 0xf2 /* Set Tx & Rx buffer size avail*/
#define SOFLAG 0xf3 /* Set UNIX oflags */
#define SHFLOW 0xf4 /* Set hardware handshake */
#define SCFLAG 0xf5 /* Set UNIX cflags */
#define SVNEXT 0xf6 /* Set VNEXT character */
#define SPINTFC 0xfc /* Reserved */
#define SCOMMODE 0xfd /* Set RS232/422 mode */
/************************************************************************
* Modes for SCOMMODE
************************************************************************/
#define MODE_232 0x00
#define MODE_422 0x01
/************************************************************************
* Event flags.
************************************************************************/
#define IFBREAK 0x01 /* Break received */
#define IFTLW 0x02 /* Transmit low water */
#define IFTEM 0x04 /* Transmitter empty */
#define IFDATA 0x08 /* Receive data present */
#define IFMODEM 0x20 /* Modem status change */
/************************************************************************
* Modem flags
************************************************************************/
# define DM_RTS 0x02 /* Request to send */
# define DM_CD 0x80 /* Carrier detect */
# define DM_DSR 0x20 /* Data set ready */
# define DM_CTS 0x10 /* Clear to send */
# define DM_RI 0x40 /* Ring indicator */
# define DM_DTR 0x01 /* Data terminal ready */
/*
* defines from dgap_conf.h
*/
#define NULLNODE 0 /* header node, not used */
#define BNODE 1 /* Board node */
#define LNODE 2 /* Line node */
#define CNODE 3 /* Concentrator node */
#define MNODE 4 /* EBI Module node */
#define TNODE 5 /* tty name prefix node */
#define CUNODE 6 /* cu name prefix (non-SCO) */
#define PNODE 7 /* trans. print prefix node */
#define JNODE 8 /* maJor number node */
#define ANODE 9 /* altpin */
#define TSNODE 10 /* tty structure size */
#define CSNODE 11 /* channel structure size */
#define BSNODE 12 /* board structure size */
#define USNODE 13 /* unit schedule structure size */
#define FSNODE 14 /* f2200 structure size */
#define VSNODE 15 /* size of VPIX structures */
#define INTRNODE 16 /* enable interrupt */
/* Enumeration of tokens */
#define BEGIN 1
#define END 2
#define BOARD 10
#define EPCFS 11 /* start of EPC family definitions */
#define ICX 11
#define MCX 13
#define PCX 14
#define IEPC 15
#define EEPC 16
#define MEPC 17
#define IPCM 18
#define EPCM 19
#define MPCM 20
#define PEPC 21
#define PPCM 22
#ifdef CP
#define ICP 23
#define ECP 24
#define MCP 25
#endif
#define EPCFE 25 /* end of EPC family definitions */
#define PC2E 26
#define PC4E 27
#define PC4E8K 28
#define PC8E 29
#define PC8E8K 30
#define PC16E 31
#define MC2E8K 34
#define MC4E8K 35
#define MC8E8K 36
#define AVANFS 42 /* start of Avanstar family definitions */
#define A8P 42
#define A16P 43
#define AVANFE 43 /* end of Avanstar family definitions */
#define DA2000FS 44 /* start of AccelePort 2000 family definitions */
#define DA22 44 /* AccelePort 2002 */
#define DA24 45 /* AccelePort 2004 */
#define DA28 46 /* AccelePort 2008 */
#define DA216 47 /* AccelePort 2016 */
#define DAR4 48 /* AccelePort RAS 4 port */
#define DAR8 49 /* AccelePort RAS 8 port */
#define DDR24 50 /* DataFire RAS 24 port */
#define DDR30 51 /* DataFire RAS 30 port */
#define DDR48 52 /* DataFire RAS 48 port */
#define DDR60 53 /* DataFire RAS 60 port */
#define DA2000FE 53 /* end of AccelePort 2000/RAS family definitions */
#define PCXRFS 106 /* start of PCXR family definitions */
#define APORT4 106
#define APORT8 107
#define PAPORT4 108
#define PAPORT8 109
#define APORT4_920I 110
#define APORT8_920I 111
#define APORT4_920P 112
#define APORT8_920P 113
#define APORT2_920P 114
#define PCXRFE 117 /* end of PCXR family definitions */
#define LINE 82
#ifdef T1
#define T1M 83
#define E1M 84
#endif
#define CONC 64
#define CX 65
#define EPC 66
#define MOD 67
#define PORTS 68
#define METHOD 69
#define CUSTOM 70
#define BASIC 71
#define STATUS 72
#define MODEM 73
/* The following tokens can appear in multiple places */
#define SPEED 74
#define NPORTS 75
#define ID 76
#define CABLE 77
#define CONNECT 78
#define IO 79
#define MEM 80
#define DPSZ 81
#define TTYN 90
#define CU 91
#define PRINT 92
#define XPRINT 93
#define CMAJOR 94
#define ALTPIN 95
#define STARTO 96
#define USEINTR 97
#define PCIINFO 98
#define TTSIZ 100
#define CHSIZ 101
#define BSSIZ 102
#define UNTSIZ 103
#define F2SIZ 104
#define VPSIZ 105
#define TOTAL_BOARD 2
#define CURRENT_BRD 4
#define BOARD_TYPE 6
#define IO_ADDRESS 8
#define MEM_ADDRESS 10
#define FIELDS_PER_PAGE 18
#define TB_FIELD 1
#define CB_FIELD 3
#define BT_FIELD 5
#define IO_FIELD 7
#define ID_FIELD 8
#define ME_FIELD 9
#define TTY_FIELD 11
#define CU_FIELD 13
#define PR_FIELD 15
#define MPR_FIELD 17
#define MAX_FIELD 512
#define INIT 0
#define NITEMS 128
#define MAX_ITEM 512
#define DSCRINST 1
#define DSCRNUM 3
#define ALTPINQ 5
#define SSAVE 7
#define DSCR "32"
#define ONETONINE "123456789"
#define ALL "1234567890"
/*
* All the possible states the driver can be while being loaded.
*/
enum {
DRIVER_INITIALIZED = 0,
DRIVER_READY
};
/*
* All the possible states the board can be while booting up.
*/
enum {
BOARD_FAILED = 0,
BOARD_READY
};
/*
* All the possible states that a requested concentrator image can be in.
*/
enum {
NO_PENDING_CONCENTRATOR_REQUESTS = 0,
NEED_CONCENTRATOR,
REQUESTED_CONCENTRATOR
};
/*
* Modem line constants are defined as macros because DSR and
* DCD are swapable using the ditty altpin option.
*/
#define D_CD(ch) ch->ch_cd /* Carrier detect */
#define D_DSR(ch) ch->ch_dsr /* Data set ready */
#define D_RTS(ch) DM_RTS /* Request to send */
#define D_CTS(ch) DM_CTS /* Clear to send */
#define D_RI(ch) DM_RI /* Ring indicator */
#define D_DTR(ch) DM_DTR /* Data terminal ready */
/*************************************************************************
*
* Structures and closely related defines.
*
*************************************************************************/
/*
* A structure to hold a statistics counter. We also
* compute moving averages for this counter.
*/
struct macounter {
u32 cnt; /* Total count */
ulong accum; /* Acuumulator per period */
ulong sma; /* Simple moving average */
ulong ema; /* Exponential moving average */
};
/************************************************************************
* Device flag definitions for bd_flags.
************************************************************************/
#define BD_FEP5PLUS 0x0001 /* Supports FEP5 Plus commands */
#define BD_HAS_VPD 0x0002 /* Board has VPD info available */
/*
* Per-board information
*/
struct board_t {
int magic; /* Board Magic number. */
int boardnum; /* Board number: 0-3 */
int type; /* Type of board */
char *name; /* Product Name */
struct pci_dev *pdev; /* Pointer to the pci_dev struct */
u16 vendor; /* PCI vendor ID */
u16 device; /* PCI device ID */
u16 subvendor; /* PCI subsystem vendor ID */
u16 subdevice; /* PCI subsystem device ID */
u8 rev; /* PCI revision ID */
uint pci_bus; /* PCI bus value */
uint pci_slot; /* PCI slot value */
u16 maxports; /* MAX ports this board can handle */
u8 vpd[VPDSIZE]; /* VPD of board, if found */
u32 bd_flags; /* Board flags */
spinlock_t bd_lock; /* Used to protect board */
u32 state; /* State of card. */
wait_queue_head_t state_wait; /* Place to sleep on for state change */
struct tasklet_struct helper_tasklet; /* Poll helper tasklet */
u32 wait_for_bios;
u32 wait_for_fep;
struct cnode *bd_config; /* Config of board */
u16 nasync; /* Number of ports on card */
ulong irq; /* Interrupt request number */
ulong intr_count; /* Count of interrupts */
u32 intr_used; /* Non-zero if using interrupts */
u32 intr_running; /* Non-zero if FEP knows its doing */
/* interrupts */
ulong port; /* Start of base io port of the card */
ulong port_end; /* End of base io port of the card */
ulong membase; /* Start of base memory of the card */
ulong membase_end; /* End of base memory of the card */
u8 __iomem *re_map_port; /* Remapped io port of the card */
u8 __iomem *re_map_membase;/* Remapped memory of the card */
u8 inhibit_poller; /* Tells the poller to leave us alone */
struct channel_t *channels[MAXPORTS]; /* array of pointers to our */
/* channels. */
struct tty_driver *serial_driver;
struct tty_port *serial_ports;
char serial_name[200];
struct tty_driver *print_driver;
struct tty_port *printer_ports;
char print_name[200];
struct bs_t __iomem *bd_bs; /* Base structure pointer */
char *flipbuf; /* Our flip buffer, alloced if */
/* board is found */
char *flipflagbuf; /* Our flip flag buffer, alloced */
/* if board is found */
u16 dpatype; /* The board "type", as defined */
/* by DPA */
u16 dpastatus; /* The board "status", as defined */
/* by DPA */
u32 conc_dl_status; /* Status of any pending conc */
/* download */
};
/************************************************************************
* Unit flag definitions for un_flags.
************************************************************************/
#define UN_ISOPEN 0x0001 /* Device is open */
#define UN_CLOSING 0x0002 /* Line is being closed */
#define UN_IMM 0x0004 /* Service immediately */
#define UN_BUSY 0x0008 /* Some work this channel */
#define UN_BREAKI 0x0010 /* Input break received */
#define UN_PWAIT 0x0020 /* Printer waiting for terminal */
#define UN_TIME 0x0040 /* Waiting on time */
#define UN_EMPTY 0x0080 /* Waiting output queue empty */
#define UN_LOW 0x0100 /* Waiting output low water mark*/
#define UN_EXCL_OPEN 0x0200 /* Open for exclusive use */
#define UN_WOPEN 0x0400 /* Device waiting for open */
#define UN_WIOCTL 0x0800 /* Device waiting for open */
#define UN_HANGUP 0x8000 /* Carrier lost */
struct device;
/************************************************************************
* Structure for terminal or printer unit.
************************************************************************/
struct un_t {
int magic; /* Unit Magic Number. */
struct channel_t *un_ch;
u32 un_time;
u32 un_type;
int un_open_count; /* Counter of opens to port */
struct tty_struct *un_tty;/* Pointer to unit tty structure */
u32 un_flags; /* Unit flags */
wait_queue_head_t un_flags_wait; /* Place to sleep to wait on unit */
u32 un_dev; /* Minor device number */
tcflag_t un_oflag; /* oflags being done on board */
tcflag_t un_lflag; /* lflags being done on board */
struct device *un_sysfs;
};
/************************************************************************
* Device flag definitions for ch_flags.
************************************************************************/
#define CH_PRON 0x0001 /* Printer on string */
#define CH_OUT 0x0002 /* Dial-out device open */
#define CH_STOP 0x0004 /* Output is stopped */
#define CH_STOPI 0x0008 /* Input is stopped */
#define CH_CD 0x0010 /* Carrier is present */
#define CH_FCAR 0x0020 /* Carrier forced on */
#define CH_RXBLOCK 0x0080 /* Enable rx blocked flag */
#define CH_WLOW 0x0100 /* Term waiting low event */
#define CH_WEMPTY 0x0200 /* Term waiting empty event */
#define CH_RENABLE 0x0400 /* Buffer just emptied */
#define CH_RACTIVE 0x0800 /* Process active in xxread() */
#define CH_RWAIT 0x1000 /* Process waiting in xxread() */
#define CH_BAUD0 0x2000 /* Used for checking B0 transitions */
#define CH_HANGUP 0x8000 /* Hangup received */
/*
* Definitions for ch_sniff_flags
*/
#define SNIFF_OPEN 0x1
#define SNIFF_WAIT_DATA 0x2
#define SNIFF_WAIT_SPACE 0x4
/************************************************************************
*** Definitions for Digi ditty(1) command.
************************************************************************/
/************************************************************************
* This module provides application access to special Digi
* serial line enhancements which are not standard UNIX(tm) features.
************************************************************************/
#if !defined(TIOCMODG)
#define TIOCMODG (('d'<<8) | 250) /* get modem ctrl state */
#define TIOCMODS (('d'<<8) | 251) /* set modem ctrl state */
#ifndef TIOCM_LE
#define TIOCM_LE 0x01 /* line enable */
#define TIOCM_DTR 0x02 /* data terminal ready */
#define TIOCM_RTS 0x04 /* request to send */
#define TIOCM_ST 0x08 /* secondary transmit */
#define TIOCM_SR 0x10 /* secondary receive */
#define TIOCM_CTS 0x20 /* clear to send */
#define TIOCM_CAR 0x40 /* carrier detect */
#define TIOCM_RNG 0x80 /* ring indicator */
#define TIOCM_DSR 0x100 /* data set ready */
#define TIOCM_RI TIOCM_RNG /* ring (alternate) */
#define TIOCM_CD TIOCM_CAR /* carrier detect (alt) */
#endif
#endif
#if !defined(TIOCMSET)
#define TIOCMSET (('d'<<8) | 252) /* set modem ctrl state */
#define TIOCMGET (('d'<<8) | 253) /* set modem ctrl state */
#endif
#if !defined(TIOCMBIC)
#define TIOCMBIC (('d'<<8) | 254) /* set modem ctrl state */
#define TIOCMBIS (('d'<<8) | 255) /* set modem ctrl state */
#endif
#if !defined(TIOCSDTR)
#define TIOCSDTR (('e'<<8) | 0) /* set DTR */
#define TIOCCDTR (('e'<<8) | 1) /* clear DTR */
#endif
/************************************************************************
* Ioctl command arguments for DIGI parameters.
************************************************************************/
#define DIGI_GETA (('e'<<8) | 94) /* Read params */
#define DIGI_SETA (('e'<<8) | 95) /* Set params */
#define DIGI_SETAW (('e'<<8) | 96) /* Drain & set params */
#define DIGI_SETAF (('e'<<8) | 97) /* Drain, flush & set params */
#define DIGI_KME (('e'<<8) | 98) /* Read/Write Host */
/* Adapter Memory */
#define DIGI_GETFLOW (('e'<<8) | 99) /* Get startc/stopc flow */
/* control characters */
#define DIGI_SETFLOW (('e'<<8) | 100) /* Set startc/stopc flow */
/* control characters */
#define DIGI_GETAFLOW (('e'<<8) | 101) /* Get Aux. startc/stopc */
/* flow control chars */
#define DIGI_SETAFLOW (('e'<<8) | 102) /* Set Aux. startc/stopc */
/* flow control chars */
#define DIGI_GEDELAY (('d'<<8) | 246) /* Get edelay */
#define DIGI_SEDELAY (('d'<<8) | 247) /* Set edelay */
struct digiflow_t {
unsigned char startc; /* flow cntl start char */
unsigned char stopc; /* flow cntl stop char */
};
#ifdef FLOW_2200
#define F2200_GETA (('e'<<8) | 104) /* Get 2x36 flow cntl flags */
#define F2200_SETAW (('e'<<8) | 105) /* Set 2x36 flow cntl flags */
#define F2200_MASK 0x03 /* 2200 flow cntl bit mask */
#define FCNTL_2200 0x01 /* 2x36 terminal flow cntl */
#define PCNTL_2200 0x02 /* 2x36 printer flow cntl */
#define F2200_XON 0xf8
#define P2200_XON 0xf9
#define F2200_XOFF 0xfa
#define P2200_XOFF 0xfb
#define FXOFF_MASK 0x03 /* 2200 flow status mask */
#define RCVD_FXOFF 0x01 /* 2x36 Terminal XOFF rcvd */
#define RCVD_PXOFF 0x02 /* 2x36 Printer XOFF rcvd */
#endif
/************************************************************************
* Values for digi_flags
************************************************************************/
#define DIGI_IXON 0x0001 /* Handle IXON in the FEP */
#define DIGI_FAST 0x0002 /* Fast baud rates */
#define RTSPACE 0x0004 /* RTS input flow control */
#define CTSPACE 0x0008 /* CTS output flow control */
#define DSRPACE 0x0010 /* DSR output flow control */
#define DCDPACE 0x0020 /* DCD output flow control */
#define DTRPACE 0x0040 /* DTR input flow control */
#define DIGI_COOK 0x0080 /* Cooked processing done in FEP */
#define DIGI_FORCEDCD 0x0100 /* Force carrier */
#define DIGI_ALTPIN 0x0200 /* Alternate RJ-45 pin config */
#define DIGI_AIXON 0x0400 /* Aux flow control in fep */
#define DIGI_PRINTER 0x0800 /* Hold port open for flow cntrl*/
#define DIGI_PP_INPUT 0x1000 /* Change parallel port to input*/
#define DIGI_DTR_TOGGLE 0x2000 /* Support DTR Toggle */
#define DIGI_422 0x4000 /* for 422/232 selectable panel */
#define DIGI_RTS_TOGGLE 0x8000 /* Support RTS Toggle */
/************************************************************************
* These options are not supported on the comxi.
************************************************************************/
#define DIGI_COMXI (DIGI_FAST|DIGI_COOK|DSRPACE|DCDPACE|DTRPACE)
#define DIGI_PLEN 28 /* String length */
#define DIGI_TSIZ 10 /* Terminal string len */
/************************************************************************
* Structure used with ioctl commands for DIGI parameters.
************************************************************************/
struct digi_t {
unsigned short digi_flags; /* Flags (see above) */
unsigned short digi_maxcps; /* Max printer CPS */
unsigned short digi_maxchar; /* Max chars in print queue */
unsigned short digi_bufsize; /* Buffer size */
unsigned char digi_onlen; /* Length of ON string */
unsigned char digi_offlen; /* Length of OFF string */
char digi_onstr[DIGI_PLEN]; /* Printer on string */
char digi_offstr[DIGI_PLEN]; /* Printer off string */
char digi_term[DIGI_TSIZ]; /* terminal string */
};
/************************************************************************
* KME definitions and structures.
************************************************************************/
#define RW_IDLE 0 /* Operation complete */
#define RW_READ 1 /* Read Concentrator Memory */
#define RW_WRITE 2 /* Write Concentrator Memory */
struct rw_t {
unsigned char rw_req; /* Request type */
unsigned char rw_board; /* Host Adapter board number */
unsigned char rw_conc; /* Concentrator number */
unsigned char rw_reserved; /* Reserved for expansion */
unsigned long rw_addr; /* Address in concentrator */
unsigned short rw_size; /* Read/write request length */
unsigned char rw_data[128]; /* Data to read/write */
};
/************************************************************************
* Structure to get driver status information
************************************************************************/
struct digi_dinfo {
unsigned long dinfo_nboards; /* # boards configured */
char dinfo_reserved[12]; /* for future expansion */
char dinfo_version[16]; /* driver version */
};
#define DIGI_GETDD (('d'<<8) | 248) /* get driver info */
/************************************************************************
* Structure used with ioctl commands for per-board information
*
* physsize and memsize differ when board has "windowed" memory
************************************************************************/
struct digi_info {
unsigned long info_bdnum; /* Board number (0 based) */
unsigned long info_ioport; /* io port address */
unsigned long info_physaddr; /* memory address */
unsigned long info_physsize; /* Size of host mem window */
unsigned long info_memsize; /* Amount of dual-port mem */
/* on board */
unsigned short info_bdtype; /* Board type */
unsigned short info_nports; /* number of ports */
char info_bdstate; /* board state */
char info_reserved[7]; /* for future expansion */
};
#define DIGI_GETBD (('d'<<8) | 249) /* get board info */
struct digi_stat {
unsigned int info_chan; /* Channel number (0 based) */
unsigned int info_brd; /* Board number (0 based) */
unsigned long info_cflag; /* cflag for channel */
unsigned long info_iflag; /* iflag for channel */
unsigned long info_oflag; /* oflag for channel */
unsigned long info_mstat; /* mstat for channel */
unsigned long info_tx_data; /* tx_data for channel */
unsigned long info_rx_data; /* rx_data for channel */
unsigned long info_hflow; /* hflow for channel */
unsigned long info_reserved[8]; /* for future expansion */
};
#define DIGI_GETSTAT (('d'<<8) | 244) /* get board info */
/************************************************************************
*
* Structure used with ioctl commands for per-channel information
*
************************************************************************/
struct digi_ch {
unsigned long info_bdnum; /* Board number (0 based) */
unsigned long info_channel; /* Channel index number */
unsigned long info_ch_cflag; /* Channel cflag */
unsigned long info_ch_iflag; /* Channel iflag */
unsigned long info_ch_oflag; /* Channel oflag */
unsigned long info_chsize; /* Channel structure size */
unsigned long info_sleep_stat; /* sleep status */
dev_t info_dev; /* device number */
unsigned char info_initstate; /* Channel init state */
unsigned char info_running; /* Channel running state */
long reserved[8]; /* reserved for future use */
};
/*
* This structure is used with the DIGI_FEPCMD ioctl to
* tell the driver which port to send the command for.
*/
struct digi_cmd {
int cmd;
int word;
int ncmds;
int chan; /* channel index (zero based) */
int bdid; /* board index (zero based) */
};
/*
* info_sleep_stat defines
*/
#define INFO_RUNWAIT 0x0001
#define INFO_WOPEN 0x0002
#define INFO_TTIOW 0x0004
#define INFO_CH_RWAIT 0x0008
#define INFO_CH_WEMPTY 0x0010
#define INFO_CH_WLOW 0x0020
#define INFO_XXBUF_BUSY 0x0040
#define DIGI_GETCH (('d'<<8) | 245) /* get board info */
/* Board type definitions */
#define SUBTYPE 0007
#define T_PCXI 0000
#define T_PCXM 0001
#define T_PCXE 0002
#define T_PCXR 0003
#define T_SP 0004
#define T_SP_PLUS 0005
# define T_HERC 0000
# define T_HOU 0001
# define T_LON 0002
# define T_CHA 0003
#define FAMILY 0070
#define T_COMXI 0000
#define T_PCXX 0010
#define T_CX 0020
#define T_EPC 0030
#define T_PCLITE 0040
#define T_SPXX 0050
#define T_AVXX 0060
#define T_DXB 0070
#define T_A2K_4_8 0070
#define BUSTYPE 0700
#define T_ISABUS 0000
#define T_MCBUS 0100
#define T_EISABUS 0200
#define T_PCIBUS 0400
/* Board State Definitions */
#define BD_RUNNING 0x0
#define BD_REASON 0x7f
#define BD_NOTFOUND 0x1
#define BD_NOIOPORT 0x2
#define BD_NOMEM 0x3
#define BD_NOBIOS 0x4
#define BD_NOFEP 0x5
#define BD_FAILED 0x6
#define BD_ALLOCATED 0x7
#define BD_TRIBOOT 0x8
#define BD_BADKME 0x80
#define DIGI_LOOPBACK (('d'<<8) | 252) /* Enable/disable UART */
/* internal loopback */
#define DIGI_SPOLL (('d'<<8) | 254) /* change poller rate */
#define DIGI_SETCUSTOMBAUD _IOW('e', 106, int) /* Set integer baud rate */
#define DIGI_GETCUSTOMBAUD _IOR('e', 107, int) /* Get integer baud rate */
#define DIGI_RESET_PORT (('e'<<8) | 93) /* Reset port */
/************************************************************************
* Channel information structure.
************************************************************************/
struct channel_t {
int magic; /* Channel Magic Number */
struct bs_t __iomem *ch_bs; /* Base structure pointer */
struct cm_t __iomem *ch_cm; /* Command queue pointer */
struct board_t *ch_bd; /* Board structure pointer */
u8 __iomem *ch_vaddr; /* FEP memory origin */
u8 __iomem *ch_taddr; /* Write buffer origin */
u8 __iomem *ch_raddr; /* Read buffer origin */
struct digi_t ch_digi; /* Transparent Print structure */
struct un_t ch_tun; /* Terminal unit info */
struct un_t ch_pun; /* Printer unit info */
spinlock_t ch_lock; /* provide for serialization */
wait_queue_head_t ch_flags_wait;
u32 pscan_state;
u8 pscan_savechar;
u32 ch_portnum; /* Port number, 0 offset. */
u32 ch_open_count; /* open count */
u32 ch_flags; /* Channel flags */
u32 ch_cpstime; /* Time for CPS calculations */
tcflag_t ch_c_iflag; /* channel iflags */
tcflag_t ch_c_cflag; /* channel cflags */
tcflag_t ch_c_oflag; /* channel oflags */
tcflag_t ch_c_lflag; /* channel lflags */
u16 ch_fepiflag; /* FEP tty iflags */
u16 ch_fepcflag; /* FEP tty cflags */
u16 ch_fepoflag; /* FEP tty oflags */
u16 ch_wopen; /* Waiting for open process cnt */
u16 ch_tstart; /* Transmit buffer start */
u16 ch_tsize; /* Transmit buffer size */
u16 ch_rstart; /* Receive buffer start */
u16 ch_rsize; /* Receive buffer size */
u16 ch_rdelay; /* Receive delay time */
u16 ch_tlw; /* Our currently set low water mark */
u16 ch_cook; /* Output character mask */
u8 ch_card; /* Card channel is on */
u8 ch_stopc; /* Stop character */
u8 ch_startc; /* Start character */
u8 ch_mostat; /* FEP output modem status */
u8 ch_mistat; /* FEP input modem status */
u8 ch_mforce; /* Modem values to be forced */
u8 ch_mval; /* Force values */
u8 ch_fepstopc; /* FEP stop character */
u8 ch_fepstartc; /* FEP start character */
u8 ch_astopc; /* Auxiliary Stop character */
u8 ch_astartc; /* Auxiliary Start character */
u8 ch_fepastopc; /* Auxiliary FEP stop char */
u8 ch_fepastartc; /* Auxiliary FEP start char */
u8 ch_hflow; /* FEP hardware handshake */
u8 ch_dsr; /* stores real dsr value */
u8 ch_cd; /* stores real cd value */
u8 ch_tx_win; /* channel tx buffer window */
u8 ch_rx_win; /* channel rx buffer window */
uint ch_custom_speed; /* Custom baud, if set */
uint ch_baud_info; /* Current baud info for /proc output */
ulong ch_rxcount; /* total of data received so far */
ulong ch_txcount; /* total of data transmitted so far */
ulong ch_err_parity; /* Count of parity errors on channel */
ulong ch_err_frame; /* Count of framing errors on channel */
ulong ch_err_break; /* Count of breaks on channel */
ulong ch_err_overrun; /* Count of overruns on channel */
};
/************************************************************************
* Command structure definition.
************************************************************************/
struct cm_t {
unsigned short cm_head; /* Command buffer head offset */
unsigned short cm_tail; /* Command buffer tail offset */
unsigned short cm_start; /* start offset of buffer */
unsigned short cm_max; /* last offset of buffer */
};
/************************************************************************
* Event structure definition.
************************************************************************/
struct ev_t {
unsigned short ev_head; /* Command buffer head offset */
unsigned short ev_tail; /* Command buffer tail offset */
unsigned short ev_start; /* start offset of buffer */
unsigned short ev_max; /* last offset of buffer */
};
/************************************************************************
* Download buffer structure.
************************************************************************/
struct downld_t {
u8 dl_type; /* Header */
u8 dl_seq; /* Download sequence */
ushort dl_srev; /* Software revision number */
ushort dl_lrev; /* Low revision number */
ushort dl_hrev; /* High revision number */
ushort dl_seg; /* Start segment address */
ushort dl_size; /* Number of bytes to download */
u8 dl_data[1024]; /* Download data */
};
/************************************************************************
* Per channel buffer structure
************************************************************************
* Base Structure Entries Usage Meanings to Host *
* *
* W = read write R = read only *
* C = changed by commands only *
* U = unknown (may be changed w/o notice) *
************************************************************************/
struct bs_t {
unsigned short tp_jmp; /* Transmit poll jump */
unsigned short tc_jmp; /* Cooked procedure jump */
unsigned short ri_jmp; /* Not currently used */
unsigned short rp_jmp; /* Receive poll jump */
unsigned short tx_seg; /* W Tx segment */
unsigned short tx_head; /* W Tx buffer head offset */
unsigned short tx_tail; /* R Tx buffer tail offset */
unsigned short tx_max; /* W Tx buffer size - 1 */
unsigned short rx_seg; /* W Rx segment */
unsigned short rx_head; /* W Rx buffer head offset */
unsigned short rx_tail; /* R Rx buffer tail offset */
unsigned short rx_max; /* W Rx buffer size - 1 */
unsigned short tx_lw; /* W Tx buffer low water mark */
unsigned short rx_lw; /* W Rx buffer low water mark */
unsigned short rx_hw; /* W Rx buffer high water mark*/
unsigned short incr; /* W Increment to next channel*/
unsigned short fepdev; /* U SCC device base address */
unsigned short edelay; /* W Exception delay */
unsigned short blen; /* W Break length */
unsigned short btime; /* U Break complete time */
unsigned short iflag; /* C UNIX input flags */
unsigned short oflag; /* C UNIX output flags */
unsigned short cflag; /* C UNIX control flags */
unsigned short wfill[13]; /* U Reserved for expansion */
unsigned char num; /* U Channel number */
unsigned char ract; /* U Receiver active counter */
unsigned char bstat; /* U Break status bits */
unsigned char tbusy; /* W Transmit busy */
unsigned char iempty; /* W Transmit empty event */
/* enable */
unsigned char ilow; /* W Transmit low-water event */
/* enable */
unsigned char idata; /* W Receive data interrupt */
/* enable */
unsigned char eflag; /* U Host event flags */
unsigned char tflag; /* U Transmit flags */
unsigned char rflag; /* U Receive flags */
unsigned char xmask; /* U Transmit ready flags */
unsigned char xval; /* U Transmit ready value */
unsigned char m_stat; /* RC Modem status bits */
unsigned char m_change; /* U Modem bits which changed */
unsigned char m_int; /* W Modem interrupt enable */
/* bits */
unsigned char m_last; /* U Last modem status */
unsigned char mtran; /* C Unreported modem trans */
unsigned char orun; /* C Buffer overrun occurred */
unsigned char astartc; /* W Auxiliary Xon char */
unsigned char astopc; /* W Auxiliary Xoff char */
unsigned char startc; /* W Xon character */
unsigned char stopc; /* W Xoff character */
unsigned char vnextc; /* W Vnext character */
unsigned char hflow; /* C Software flow control */
unsigned char fillc; /* U Delay Fill character */
unsigned char ochar; /* U Saved output character */
unsigned char omask; /* U Output character mask */
unsigned char bfill[13]; /* U Reserved for expansion */
unsigned char scc[16]; /* U SCC registers */
};
struct cnode {
struct cnode *next;
int type;
int numbrd;
union {
struct {
char type; /* Board Type */
long port; /* I/O Address */
char *portstr; /* I/O Address in string */
long addr; /* Memory Address */
char *addrstr; /* Memory Address in string */
long pcibus; /* PCI BUS */
char *pcibusstr; /* PCI BUS in string */
long pcislot; /* PCI SLOT */
char *pcislotstr; /* PCI SLOT in string */
long nport; /* Number of Ports */
char *id; /* tty id */
long start; /* start of tty counting */
char *method; /* Install method */
char v_port;
char v_addr;
char v_pcibus;
char v_pcislot;
char v_nport;
char v_id;
char v_start;
char v_method;
char line1;
char line2;
char conc1; /* total concs in line1 */
char conc2; /* total concs in line2 */
char module1; /* total modules for line1 */
char module2; /* total modules for line2 */
char *status; /* config status */
char *dimstatus; /* Y/N */
int status_index; /* field pointer */
} board;
struct {
char *cable;
char v_cable;
long speed;
char v_speed;
} line;
struct {
char type;
char *connect;
long speed;
long nport;
char *id;
char *idstr;
long start;
char v_connect;
char v_speed;
char v_nport;
char v_id;
char v_start;
} conc;
struct {
char type;
long nport;
char *id;
char *idstr;
long start;
char v_nport;
char v_id;
char v_start;
} module;
char *ttyname;
char *cuname;
char *printname;
long majornumber;
long altpin;
long ttysize;
long chsize;
long bssize;
long unsize;
long f2size;
long vpixsize;
long useintr;
} u;
};
#endif