/* * Copyright 2003 Digi International (www.digi.com) * Scott H Kilau * * 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 /* To pick up the varions Linux types */ #include /* To pick up the various tty structs/defines */ #include /* 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 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