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-rw-r--r--include/linux/cdk.h486
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diff --git a/include/linux/cdk.h b/include/linux/cdk.h
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-/*****************************************************************************/
-
-/*
- * cdk.h -- CDK interface definitions.
- *
- * Copyright (C) 1996-1998 Stallion Technologies
- * Copyright (C) 1994-1996 Greg Ungerer.
- *
- * 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 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; 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.
- */
-
-/*****************************************************************************/
-#ifndef _CDK_H
-#define _CDK_H
-/*****************************************************************************/
-
-#pragma pack(2)
-
-/*
- * The following set of definitions is used to communicate with the
- * shared memory interface of the Stallion intelligent multiport serial
- * boards. The definitions in this file are taken directly from the
- * document titled "Generic Stackable Interface, Downloader and
- * Communications Development Kit".
- */
-
-/*
- * Define the set of important shared memory addresses. These are
- * required to initialize the board and get things started. All of these
- * addresses are relative to the start of the shared memory.
- */
-#define CDK_SIGADDR 0x200
-#define CDK_FEATADDR 0x280
-#define CDK_CDKADDR 0x300
-#define CDK_RDYADDR 0x262
-
-#define CDK_ALIVEMARKER 13
-
-/*
- * On hardware power up the ROMs located on the EasyConnection 8/64 will
- * fill out the following signature information into shared memory. This
- * way the host system can quickly determine that the board is present
- * and is operational.
- */
-typedef struct cdkecpsig {
- unsigned long magic;
- unsigned short romver;
- unsigned short cputype;
- unsigned char panelid[8];
-} cdkecpsig_t;
-
-#define ECP_MAGIC 0x21504345
-
-/*
- * On hardware power up the ROMs located on the ONboard, Stallion and
- * Brumbys will fill out the following signature information into shared
- * memory. This way the host system can quickly determine that the board
- * is present and is operational.
- */
-typedef struct cdkonbsig {
- unsigned short magic0;
- unsigned short magic1;
- unsigned short magic2;
- unsigned short magic3;
- unsigned short romver;
- unsigned short memoff;
- unsigned short memseg;
- unsigned short amask0;
- unsigned short pic;
- unsigned short status;
- unsigned short btype;
- unsigned short clkticks;
- unsigned short clkspeed;
- unsigned short amask1;
- unsigned short amask2;
-} cdkonbsig_t;
-
-#define ONB_MAGIC0 0xf2a7
-#define ONB_MAGIC1 0xa149
-#define ONB_MAGIC2 0x6352
-#define ONB_MAGIC3 0xf121
-
-/*
- * Define the feature area structure. The feature area is the set of
- * startup parameters used by the slave image when it starts executing.
- * They allow for the specification of buffer sizes, debug trace, etc.
- */
-typedef struct cdkfeature {
- unsigned long debug;
- unsigned long banner;
- unsigned long etype;
- unsigned long nrdevs;
- unsigned long brdspec;
- unsigned long txrqsize;
- unsigned long rxrqsize;
- unsigned long flags;
-} cdkfeature_t;
-
-#define ETYP_DDK 0
-#define ETYP_CDK 1
-
-/*
- * Define the CDK header structure. This is the info that the slave
- * environment sets up after it has been downloaded and started. It
- * essentially provides a memory map for the shared memory interface.
- */
-typedef struct cdkhdr {
- unsigned short command;
- unsigned short status;
- unsigned short port;
- unsigned short mode;
- unsigned long cmd_buf[14];
- unsigned short alive_cnt;
- unsigned short intrpt_mode;
- unsigned char intrpt_id[8];
- unsigned char ver_release;
- unsigned char ver_modification;
- unsigned char ver_fix;
- unsigned char deadman_restart;
- unsigned short deadman;
- unsigned short nrdevs;
- unsigned long memp;
- unsigned long hostp;
- unsigned long slavep;
- unsigned char hostreq;
- unsigned char slavereq;
- unsigned char cmd_reserved[30];
-} cdkhdr_t;
-
-#define MODE_DDK 0
-#define MODE_CDK 1
-
-#define IMD_INTR 0x0
-#define IMD_PPINTR 0x1
-#define IMD_POLL 0xff
-
-/*
- * Define the memory mapping structure. This structure is pointed to by
- * the memp field in the stlcdkhdr struct. As many as these structures
- * as required are laid out in shared memory to define how the rest of
- * shared memory is divided up. There will be one for each port.
- */
-typedef struct cdkmem {
- unsigned short dtype;
- unsigned long offset;
-} cdkmem_t;
-
-#define TYP_UNDEFINED 0x0
-#define TYP_ASYNCTRL 0x1
-#define TYP_ASYNC 0x20
-#define TYP_PARALLEL 0x40
-#define TYP_SYNCX21 0x60
-
-/*****************************************************************************/
-
-/*
- * Following is a set of defines and structures used to actually deal
- * with the serial ports on the board. Firstly is the set of commands
- * that can be applied to ports.
- */
-#define ASYCMD (((unsigned long) 'a') << 8)
-
-#define A_NULL (ASYCMD | 0)
-#define A_FLUSH (ASYCMD | 1)
-#define A_BREAK (ASYCMD | 2)
-#define A_GETPORT (ASYCMD | 3)
-#define A_SETPORT (ASYCMD | 4)
-#define A_SETPORTF (ASYCMD | 5)
-#define A_SETPORTFTX (ASYCMD | 6)
-#define A_SETPORTFRX (ASYCMD | 7)
-#define A_GETSIGNALS (ASYCMD | 8)
-#define A_SETSIGNALS (ASYCMD | 9)
-#define A_SETSIGNALSF (ASYCMD | 10)
-#define A_SETSIGNALSFTX (ASYCMD | 11)
-#define A_SETSIGNALSFRX (ASYCMD | 12)
-#define A_GETNOTIFY (ASYCMD | 13)
-#define A_SETNOTIFY (ASYCMD | 14)
-#define A_NOTIFY (ASYCMD | 15)
-#define A_PORTCTRL (ASYCMD | 16)
-#define A_GETSTATS (ASYCMD | 17)
-#define A_RQSTATE (ASYCMD | 18)
-#define A_FLOWSTATE (ASYCMD | 19)
-#define A_CLEARSTATS (ASYCMD | 20)
-
-/*
- * Define those arguments used for simple commands.
- */
-#define FLUSHRX 0x1
-#define FLUSHTX 0x2
-
-#define BREAKON -1
-#define BREAKOFF -2
-
-/*
- * Define the port setting structure, and all those defines that go along
- * with it. Basically this structure defines the characteristics of this
- * port: baud rate, chars, parity, input/output char cooking etc.
- */
-typedef struct asyport {
- unsigned long baudout;
- unsigned long baudin;
- unsigned long iflag;
- unsigned long oflag;
- unsigned long lflag;
- unsigned long pflag;
- unsigned long flow;
- unsigned long spare1;
- unsigned short vtime;
- unsigned short vmin;
- unsigned short txlo;
- unsigned short txhi;
- unsigned short rxlo;
- unsigned short rxhi;
- unsigned short rxhog;
- unsigned short spare2;
- unsigned char csize;
- unsigned char stopbs;
- unsigned char parity;
- unsigned char stopin;
- unsigned char startin;
- unsigned char stopout;
- unsigned char startout;
- unsigned char parmark;
- unsigned char brkmark;
- unsigned char cc[11];
-} asyport_t;
-
-#define PT_STOP1 0x0
-#define PT_STOP15 0x1
-#define PT_STOP2 0x2
-
-#define PT_NOPARITY 0x0
-#define PT_ODDPARITY 0x1
-#define PT_EVENPARITY 0x2
-#define PT_MARKPARITY 0x3
-#define PT_SPACEPARITY 0x4
-
-#define F_NONE 0x0
-#define F_IXON 0x1
-#define F_IXOFF 0x2
-#define F_IXANY 0x4
-#define F_IOXANY 0x8
-#define F_RTSFLOW 0x10
-#define F_CTSFLOW 0x20
-#define F_DTRFLOW 0x40
-#define F_DCDFLOW 0x80
-#define F_DSROFLOW 0x100
-#define F_DSRIFLOW 0x200
-
-#define FI_NORX 0x1
-#define FI_RAW 0x2
-#define FI_ISTRIP 0x4
-#define FI_UCLC 0x8
-#define FI_INLCR 0x10
-#define FI_ICRNL 0x20
-#define FI_IGNCR 0x40
-#define FI_IGNBREAK 0x80
-#define FI_DSCRDBREAK 0x100
-#define FI_1MARKBREAK 0x200
-#define FI_2MARKBREAK 0x400
-#define FI_XCHNGBREAK 0x800
-#define FI_IGNRXERRS 0x1000
-#define FI_DSCDRXERRS 0x2000
-#define FI_1MARKRXERRS 0x4000
-#define FI_2MARKRXERRS 0x8000
-#define FI_XCHNGRXERRS 0x10000
-#define FI_DSCRDNULL 0x20000
-
-#define FO_OLCUC 0x1
-#define FO_ONLCR 0x2
-#define FO_OOCRNL 0x4
-#define FO_ONOCR 0x8
-#define FO_ONLRET 0x10
-#define FO_ONL 0x20
-#define FO_OBS 0x40
-#define FO_OVT 0x80
-#define FO_OFF 0x100
-#define FO_OTAB1 0x200
-#define FO_OTAB2 0x400
-#define FO_OTAB3 0x800
-#define FO_OCR1 0x1000
-#define FO_OCR2 0x2000
-#define FO_OCR3 0x4000
-#define FO_OFILL 0x8000
-#define FO_ODELL 0x10000
-
-#define P_RTSLOCK 0x1
-#define P_CTSLOCK 0x2
-#define P_MAPRTS 0x4
-#define P_MAPCTS 0x8
-#define P_LOOPBACK 0x10
-#define P_DTRFOLLOW 0x20
-#define P_FAKEDCD 0x40
-
-#define P_RXIMIN 0x10000
-#define P_RXITIME 0x20000
-#define P_RXTHOLD 0x40000
-
-/*
- * Define a structure to communicate serial port signal and data state
- * information.
- */
-typedef struct asysigs {
- unsigned long data;
- unsigned long signal;
- unsigned long sigvalue;
-} asysigs_t;
-
-#define DT_TXBUSY 0x1
-#define DT_TXEMPTY 0x2
-#define DT_TXLOW 0x4
-#define DT_TXHIGH 0x8
-#define DT_TXFULL 0x10
-#define DT_TXHOG 0x20
-#define DT_TXFLOWED 0x40
-#define DT_TXBREAK 0x80
-
-#define DT_RXBUSY 0x100
-#define DT_RXEMPTY 0x200
-#define DT_RXLOW 0x400
-#define DT_RXHIGH 0x800
-#define DT_RXFULL 0x1000
-#define DT_RXHOG 0x2000
-#define DT_RXFLOWED 0x4000
-#define DT_RXBREAK 0x8000
-
-#define SG_DTR 0x1
-#define SG_DCD 0x2
-#define SG_RTS 0x4
-#define SG_CTS 0x8
-#define SG_DSR 0x10
-#define SG_RI 0x20
-
-/*
- * Define the notification setting structure. This is used to tell the
- * port what events we want to be informed about. Fields here use the
- * same defines as for the asysigs structure above.
- */
-typedef struct asynotify {
- unsigned long ctrl;
- unsigned long data;
- unsigned long signal;
- unsigned long sigvalue;
-} asynotify_t;
-
-/*
- * Define the port control structure. It is used to do fine grain
- * control operations on the port.
- */
-typedef struct {
- unsigned long rxctrl;
- unsigned long txctrl;
- char rximdch;
- char tximdch;
- char spare1;
- char spare2;
-} asyctrl_t;
-
-#define CT_ENABLE 0x1
-#define CT_DISABLE 0x2
-#define CT_STOP 0x4
-#define CT_START 0x8
-#define CT_STARTFLOW 0x10
-#define CT_STOPFLOW 0x20
-#define CT_SENDCHR 0x40
-
-/*
- * Define the stats structure kept for each port. This is a useful set
- * of data collected for each port on the slave. The A_GETSTATS command
- * is used to retrieve this data from the slave.
- */
-typedef struct asystats {
- unsigned long opens;
- unsigned long txchars;
- unsigned long rxchars;
- unsigned long txringq;
- unsigned long rxringq;
- unsigned long txmsgs;
- unsigned long rxmsgs;
- unsigned long txflushes;
- unsigned long rxflushes;
- unsigned long overruns;
- unsigned long framing;
- unsigned long parity;
- unsigned long ringover;
- unsigned long lost;
- unsigned long rxstart;
- unsigned long rxstop;
- unsigned long txstart;
- unsigned long txstop;
- unsigned long dcdcnt;
- unsigned long dtrcnt;
- unsigned long ctscnt;
- unsigned long rtscnt;
- unsigned long dsrcnt;
- unsigned long ricnt;
- unsigned long txbreaks;
- unsigned long rxbreaks;
- unsigned long signals;
- unsigned long state;
- unsigned long hwid;
-} asystats_t;
-
-/*****************************************************************************/
-
-/*
- * All command and control communication with a device on the slave is
- * via a control block in shared memory. Each device has its own control
- * block, defined by the following structure. The control block allows
- * the host to open, close and control the device on the slave.
- */
-typedef struct cdkctrl {
- unsigned char open;
- unsigned char close;
- unsigned long openarg;
- unsigned long closearg;
- unsigned long cmd;
- unsigned long status;
- unsigned long args[32];
-} cdkctrl_t;
-
-/*
- * Each device on the slave passes data to and from the host via a ring
- * queue in shared memory. Define a ring queue structure to hold the
- * vital information about each ring queue. Two ring queues will be
- * allocated for each port, one for receive data and one for transmit
- * data.
- */
-typedef struct cdkasyrq {
- unsigned long offset;
- unsigned short size;
- unsigned short head;
- unsigned short tail;
-} cdkasyrq_t;
-
-/*
- * Each asynchronous port is defined in shared memory by the following
- * structure. It contains a control block to command a device, and also
- * the necessary data channel information as well.
- */
-typedef struct cdkasy {
- cdkctrl_t ctrl;
- unsigned short notify;
- asynotify_t changed;
- unsigned short receive;
- cdkasyrq_t rxq;
- unsigned short transmit;
- cdkasyrq_t txq;
-} cdkasy_t;
-
-#pragma pack()
-
-/*****************************************************************************/
-
-/*
- * Define the set of ioctls used by the driver to do special things
- * to the board. These include interrupting it, and initializing
- * the driver after board startup and shutdown.
- */
-#include <linux/ioctl.h>
-
-#define STL_BINTR _IO('s',20)
-#define STL_BSTART _IO('s',21)
-#define STL_BSTOP _IO('s',22)
-#define STL_BRESET _IO('s',23)
-
-/*
- * Define a set of ioctl extensions, used to get at special stuff.
- */
-#define STL_GETPFLAG _IO('s',80)
-#define STL_SETPFLAG _IO('s',81)
-
-/*****************************************************************************/
-#endif