| /* |
| * 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 |
| |
| /* Required for our shared headers! */ |
| typedef unsigned char uchar; |
| |
| #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 firstminor; /* First minor, e.g. 0, 30, 60 */ |
| |
| 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 */ |
| uchar rev; /* PCI revision ID */ |
| uint pci_bus; /* PCI bus value */ |
| uint pci_slot; /* PCI slot value */ |
| u16 maxports; /* MAX ports this board can handle */ |
| uchar 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 */ |
| |
| u32 use_interrupts; /* Should we be interrupt driven? */ |
| 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 */ |
| |
| uchar *re_map_port; /* Remapped io port of the card */ |
| uchar *re_map_membase;/* Remapped memory of the card */ |
| |
| uchar runwait; /* # Processes waiting for FEP */ |
| uchar inhibit_poller; /* Tells the poller to leave us alone */ |
| |
| struct channel_t *channels[MAXPORTS]; /* array of pointers to our channels. */ |
| |
| struct tty_driver *SerialDriver; |
| struct tty_port *SerialPorts; |
| char SerialName[200]; |
| struct tty_driver *PrintDriver; |
| struct tty_port *PrinterPorts; |
| char PrintName[200]; |
| |
| u32 dgap_Major_Serial_Registered; |
| u32 dgap_Major_TransparentPrint_Registered; |
| |
| u32 dgap_Serial_Major; |
| u32 dgap_TransparentPrint_Major; |
| |
| struct bs_t *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 */ |
| wait_queue_head_t kme_wait; /* Needed for DPA support */ |
| |
| 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; |
| u32 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 */ |
| }; |
| |
| /*********************************************************************** |
| * Shrink Buffer and Board Information definitions and structures. |
| |
| ************************************************************************/ |
| /* Board type return codes */ |
| #define PCXI_TYPE 1 /* Board type at the designated port is a PC/Xi */ |
| #define PCXM_TYPE 2 /* Board type at the designated port is a PC/Xm */ |
| #define PCXE_TYPE 3 /* Board type at the designated port is a PC/Xe */ |
| #define MCXI_TYPE 4 /* Board type at the designated port is a MC/Xi */ |
| #define COMXI_TYPE 5 /* Board type at the designated port is a COM/Xi */ |
| |
| /* Non-Zero Result codes. */ |
| #define RESULT_NOBDFND 1 /* A Digi product at that port is not config installed */ |
| #define RESULT_NODESCT 2 /* A memory descriptor was not obtainable */ |
| #define RESULT_NOOSSIG 3 /* FEP/OS signature was not detected on the board */ |
| #define RESULT_TOOSML 4 /* Too small an area to shrink. */ |
| #define RESULT_NOCHAN 5 /* Channel structure for the board was not found */ |
| |
| struct shrink_buf_struct { |
| unsigned long shrink_buf_vaddr; /* Virtual address of board */ |
| unsigned long shrink_buf_phys; /* Physical address of board */ |
| unsigned long shrink_buf_bseg; /* Amount of board memory */ |
| unsigned long shrink_buf_hseg; /* '186 Beginning of Dual-Port */ |
| |
| unsigned long shrink_buf_lseg; /* '186 Beginning of freed memory */ |
| unsigned long shrink_buf_mseg; /* Linear address from start of |
| dual-port were freed memory |
| begins, host viewpoint. */ |
| |
| unsigned long shrink_buf_bdparam; /* Parameter for xxmemon and |
| xxmemoff */ |
| |
| unsigned long shrink_buf_reserva; /* Reserved */ |
| unsigned long shrink_buf_reservb; /* Reserved */ |
| unsigned long shrink_buf_reservc; /* Reserved */ |
| unsigned long shrink_buf_reservd; /* Reserved */ |
| |
| unsigned char shrink_buf_result; /* Reason for call failing |
| Zero is Good return */ |
| unsigned char shrink_buf_init; /* Non-Zero if it caused an |
| xxinit call. */ |
| |
| unsigned char shrink_buf_anports; /* Number of async ports */ |
| unsigned char shrink_buf_snports; /* Number of sync ports */ |
| unsigned char shrink_buf_type; /* Board type 1 = PC/Xi, |
| 2 = PC/Xm, |
| 3 = PC/Xe |
| 4 = MC/Xi |
| 5 = COMX/i */ |
| unsigned char shrink_buf_card; /* Card number */ |
| |
| }; |
| |
| /************************************************************************ |
| * 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 *ch_bs; /* Base structure pointer */ |
| struct cm_t *ch_cm; /* Command queue pointer */ |
| struct board_t *ch_bd; /* Board structure pointer */ |
| unsigned char *ch_vaddr; /* FEP memory origin */ |
| unsigned char *ch_taddr; /* Write buffer origin */ |
| unsigned char *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; |
| uchar pscan_savechar; |
| |
| u32 ch_portnum; /* Port number, 0 offset. */ |
| u32 ch_open_count; /* open count */ |
| u32 ch_flags; /* Channel flags */ |
| |
| |
| u32 ch_close_delay; /* How long we should drop RTS/DTR for */ |
| |
| 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 */ |
| |
| uchar ch_card; /* Card channel is on */ |
| uchar ch_stopc; /* Stop character */ |
| uchar ch_startc; /* Start character */ |
| |
| uchar ch_mostat; /* FEP output modem status */ |
| uchar ch_mistat; /* FEP input modem status */ |
| uchar ch_mforce; /* Modem values to be forced */ |
| uchar ch_mval; /* Force values */ |
| uchar ch_fepstopc; /* FEP stop character */ |
| uchar ch_fepstartc; /* FEP start character */ |
| |
| uchar ch_astopc; /* Auxiliary Stop character */ |
| uchar ch_astartc; /* Auxiliary Start character */ |
| uchar ch_fepastopc; /* Auxiliary FEP stop char */ |
| uchar ch_fepastartc; /* Auxiliary FEP start char */ |
| |
| uchar ch_hflow; /* FEP hardware handshake */ |
| uchar ch_dsr; /* stores real dsr value */ |
| uchar ch_cd; /* stores real cd value */ |
| uchar ch_tx_win; /* channel tx buffer window */ |
| uchar 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 */ |
| |
| uint ch_sniff_in; |
| uint ch_sniff_out; |
| char *ch_sniff_buf; /* Sniff buffer for proc */ |
| ulong ch_sniff_flags; /* Channel flags */ |
| wait_queue_head_t ch_sniff_wait; |
| }; |
| |
| /************************************************************************ |
| * Command structure definition. |
| ************************************************************************/ |
| struct cm_t { |
| volatile unsigned short cm_head; /* Command buffer head offset */ |
| volatile unsigned short cm_tail; /* Command buffer tail offset */ |
| volatile unsigned short cm_start; /* start offset of buffer */ |
| volatile unsigned short cm_max; /* last offset of buffer */ |
| }; |
| |
| /************************************************************************ |
| * Event structure definition. |
| ************************************************************************/ |
| struct ev_t { |
| volatile unsigned short ev_head; /* Command buffer head offset */ |
| volatile unsigned short ev_tail; /* Command buffer tail offset */ |
| volatile unsigned short ev_start; /* start offset of buffer */ |
| volatile unsigned short ev_max; /* last offset of buffer */ |
| }; |
| |
| /************************************************************************ |
| * Download buffer structure. |
| ************************************************************************/ |
| struct downld_t { |
| uchar dl_type; /* Header */ |
| uchar 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 */ |
| uchar 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 { |
| volatile unsigned short tp_jmp; /* Transmit poll jump */ |
| volatile unsigned short tc_jmp; /* Cooked procedure jump */ |
| volatile unsigned short ri_jmp; /* Not currently used */ |
| volatile unsigned short rp_jmp; /* Receive poll jump */ |
| |
| volatile unsigned short tx_seg; /* W Tx segment */ |
| volatile unsigned short tx_head; /* W Tx buffer head offset */ |
| volatile unsigned short tx_tail; /* R Tx buffer tail offset */ |
| volatile unsigned short tx_max; /* W Tx buffer size - 1 */ |
| |
| volatile unsigned short rx_seg; /* W Rx segment */ |
| volatile unsigned short rx_head; /* W Rx buffer head offset */ |
| volatile unsigned short rx_tail; /* R Rx buffer tail offset */ |
| volatile unsigned short rx_max; /* W Rx buffer size - 1 */ |
| |
| volatile unsigned short tx_lw; /* W Tx buffer low water mark */ |
| volatile unsigned short rx_lw; /* W Rx buffer low water mark */ |
| volatile unsigned short rx_hw; /* W Rx buffer high water mark */ |
| volatile unsigned short incr; /* W Increment to next channel */ |
| |
| volatile unsigned short fepdev; /* U SCC device base address */ |
| volatile unsigned short edelay; /* W Exception delay */ |
| volatile unsigned short blen; /* W Break length */ |
| volatile unsigned short btime; /* U Break complete time */ |
| |
| volatile unsigned short iflag; /* C UNIX input flags */ |
| volatile unsigned short oflag; /* C UNIX output flags */ |
| volatile unsigned short cflag; /* C UNIX control flags */ |
| volatile unsigned short wfill[13]; /* U Reserved for expansion */ |
| |
| volatile unsigned char num; /* U Channel number */ |
| volatile unsigned char ract; /* U Receiver active counter */ |
| volatile unsigned char bstat; /* U Break status bits */ |
| volatile unsigned char tbusy; /* W Transmit busy */ |
| volatile unsigned char iempty; /* W Transmit empty event enable */ |
| volatile unsigned char ilow; /* W Transmit low-water event enable */ |
| volatile unsigned char idata; /* W Receive data interrupt enable */ |
| volatile unsigned char eflag; /* U Host event flags */ |
| |
| volatile unsigned char tflag; /* U Transmit flags */ |
| volatile unsigned char rflag; /* U Receive flags */ |
| volatile unsigned char xmask; /* U Transmit ready flags */ |
| volatile unsigned char xval; /* U Transmit ready value */ |
| volatile unsigned char m_stat; /* RC Modem status bits */ |
| volatile unsigned char m_change; /* U Modem bits which changed */ |
| volatile unsigned char m_int; /* W Modem interrupt enable bits */ |
| volatile unsigned char m_last; /* U Last modem status */ |
| |
| volatile unsigned char mtran; /* C Unreported modem trans */ |
| volatile unsigned char orun; /* C Buffer overrun occurred */ |
| volatile unsigned char astartc; /* W Auxiliary Xon char */ |
| volatile unsigned char astopc; /* W Auxiliary Xoff char */ |
| volatile unsigned char startc; /* W Xon character */ |
| volatile unsigned char stopc; /* W Xoff character */ |
| volatile unsigned char vnextc; /* W Vnext character */ |
| volatile unsigned char hflow; /* C Software flow control */ |
| |
| volatile unsigned char fillc; /* U Delay Fill character */ |
| volatile unsigned char ochar; /* U Saved output character */ |
| volatile unsigned char omask; /* U Output character mask */ |
| |
| volatile unsigned char bfill[13]; /* U Reserved for expansion */ |
| |
| volatile 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_type; |
| 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_type; |
| 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_type; |
| 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 |