sdla.h

Go to the documentation of this file.

/*
 * INET     An implementation of the TCP/IP protocol suite for the LINUX
 *      operating system.  INET is implemented using the  BSD Socket
 *      interface as the means of communication with the user level.
 *
 *      Global definitions for the Frame relay interface.
 *
 * Version: @(#)if_ifrad.h  0.20    13 Apr 96
 *
 * Author:  Mike McLagan <[email protected]>
 *
 * Changes:
 *      0.15    Mike McLagan    Structure packing
 *
 *      0.20    Mike McLagan    New flags for S508 buffer handling
 *
 *      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.
 */

#ifndef _UAPISDLA_H
#define _UAPISDLA_H

/* adapter type */
#define SDLA_TYPES
#define SDLA_S502A          5020
#define SDLA_S502E          5021
#define SDLA_S503           5030
#define SDLA_S507           5070
#define SDLA_S508           5080
#define SDLA_S509           5090
#define SDLA_UNKNOWN            -1

/* port selection flags for the S508 */
#define SDLA_S508_PORT_V35      0x00
#define SDLA_S508_PORT_RS232        0x02

/* Z80 CPU speeds */
#define SDLA_CPU_3M         0x00
#define SDLA_CPU_5M         0x01
#define SDLA_CPU_7M         0x02
#define SDLA_CPU_8M         0x03
#define SDLA_CPU_10M            0x04
#define SDLA_CPU_16M            0x05
#define SDLA_CPU_12M            0x06

/* some private IOCTLs */
#define SDLA_IDENTIFY           (FRAD_LAST_IOCTL + 1)
#define SDLA_CPUSPEED           (FRAD_LAST_IOCTL + 2)
#define SDLA_PROTOCOL           (FRAD_LAST_IOCTL + 3)

#define SDLA_CLEARMEM           (FRAD_LAST_IOCTL + 4)
#define SDLA_WRITEMEM           (FRAD_LAST_IOCTL + 5)
#define SDLA_READMEM            (FRAD_LAST_IOCTL + 6)

struct sdla_mem {
   int  addr;
   int  len;
   void __user *data;
};

#define SDLA_START          (FRAD_LAST_IOCTL + 7)
#define SDLA_STOP           (FRAD_LAST_IOCTL + 8)

/* some offsets in the Z80's memory space */
#define SDLA_NMIADDR            0x0000
#define SDLA_CONF_ADDR          0x0010
#define SDLA_S502A_NMIADDR      0x0066
#define SDLA_CODE_BASEADDR      0x0100
#define SDLA_WINDOW_SIZE        0x2000
#define SDLA_ADDR_MASK          0x1FFF

/* largest handleable block of data */
#define SDLA_MAX_DATA           4080
#define SDLA_MAX_MTU            4072    /* MAX_DATA - sizeof(fradhdr) */
#define SDLA_MAX_DLCI           24

/* this should be the same as frad_conf */
struct sdla_conf {
   short station;
   short config;
   short kbaud;
   short clocking;
   short max_frm;
   short T391;
   short T392;
   short N391;
   short N392;
   short N393;
   short CIR_fwd;
   short Bc_fwd;
   short Be_fwd;
   short CIR_bwd;
   short Bc_bwd;
   short Be_bwd;
};

/* this should be the same as dlci_conf */
struct sdla_dlci_conf {
   short config;
   short CIR_fwd;
   short Bc_fwd;
   short Be_fwd;
   short CIR_bwd;
   short Bc_bwd;
   short Be_bwd; 
   short Tc_fwd;
   short Tc_bwd;
   short Tf_max;
   short Tb_max;
};


#endif /* _UAPISDLA_H */