/*-
* Copyright (c) 2003
* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Author: Hartmut Brandt <harti@freebsd.org>
*
* $FreeBSD$
*/
#ifndef _DEV_UTOPIA_UTOPIA_H
#define _DEV_UTOPIA_UTOPIA_H
/* Structure for user-level register formatting */
struct utopia_print {
uint8_t type; /* register type */
uint8_t reg; /* register number */
const char *name; /* register name */
const char *fmt; /* format for printing */
};
/*
* Types of registers
*/
#define UTP_REGT_BITS 0x0 /* use printb to print */
#define UTP_REGT_INT8 0x1 /* 8 bit hex number */
#define UTP_REGT_INT10BITS 0x2 /* 10 bit hex number + 6 bit printb */
#define UTP_REGT_INT12 0x3 /* 12 bit LE hex */
#define UTP_REGT_INT16 0x4 /* 16 bit LE hex */
#define UTP_REGT_INT19 0x5 /* 19 bit LE hex */
#define UTP_REGT_INT20 0x6 /* 20 bit LE hex */
#define UTP_REGT_INT21 0x7 /* 21 bit LE hex */
#define UTP_REGT_INT18 0x8 /* 18 bit LE hex */
/* number of additional registers per type */
#define UTP_REG_ADD 0, 0, 1, 1, 1, 2, 2, 2, 2
/* flags field */
#define UTP_FL_NORESET 0x0001 /* cannot write MRESET register */
#define UTP_FL_POLL_CARRIER 0x0002 /* need to poll for carrier */
/* state field */
#define UTP_ST_ACTIVE 0x0001 /* registers accessible */
#define UTP_ST_SDH 0x0002 /* SDH or SONET */
#define UTP_ST_UNASS 0x0004 /* produce unassigned cells */
#define UTP_ST_NOSCRAMB 0x0008 /* no scrambling */
#define UTP_ST_DETACH 0x0010 /* detaching */
#define UTP_ST_ATTACHED 0x0020 /* successful attached */
/* carrier field */
#define UTP_CARR_UNKNOWN 0
#define UTP_CARR_OK 1
#define UTP_CARR_LOST 2
/* loopback field */
#define UTP_LOOP_NONE 0x0000
#define UTP_LOOP_TIME 0x0001 /* timing source loopback */
#define UTP_LOOP_DIAG 0x0002 /* diagnostic loopback */
#define UTP_LOOP_LINE 0x0004 /* serial line loopback */
#define UTP_LOOP_PARAL 0x0008 /* parallel diagnostic loopback */
#define UTP_LOOP_TWIST 0x0010 /* twisted pair diagnostic loopback */
#define UTP_LOOP_PATH 0x0020 /* diagnostic path loopback */
/* type */
#define UTP_TYPE_UNKNOWN 0
#define UTP_TYPE_SUNI_LITE 1
#define UTP_TYPE_SUNI_ULTRA 2
#define UTP_TYPE_SUNI_622 3
#define UTP_TYPE_IDT77105 4
#define UTP_TYPE_IDT77155 5
#define UTP_TYPE_CX28250 6
/*
* Statistics. These structures are versioned.
*/
struct utopia_stats1 {
uint32_t version; /* version of this statistics struct */
uint32_t fill;
uint64_t rx_sbip; /* rx section BIP errors */
uint64_t rx_lbip; /* rx line BIP errors */
uint64_t rx_lfebe; /* rx line far end block errors */
uint64_t rx_pbip; /* rx path BIP errors */
uint64_t rx_pfebe; /* rx path far end block errors */
uint64_t rx_cells; /* received cells */
uint64_t rx_corr; /* correctable cell errors */
uint64_t rx_uncorr; /* uncorrectable cell errors */
uint64_t rx_symerr; /* symbol errors */
uint64_t tx_cells; /* transmitted cells */
};
#ifdef _KERNEL
#include <sys/queue.h>
/*
* These must be implemented by the card driver
*/
struct utopia_methods {
/* read at most n PHY registers starting at reg into val */
int (*readregs)(struct ifatm *, u_int reg, uint8_t *val, u_int *n);
/* change the bits given by mask to them in val in register reg */
int (*writereg)(struct ifatm *, u_int reg, u_int mask, u_int val);
};
/*
* Public state
*/
struct utopia {
struct ifatm *ifatm; /* driver data */
struct ifmedia *media; /* driver supplied */
struct mtx *lock; /* driver supplied */
const struct utopia_methods *methods;
LIST_ENTRY(utopia) link; /* list of these structures */
u_int flags; /* flags set by the driver */
u_int state; /* current state */
u_int carrier; /* carrier state */
u_int loopback; /* loopback mode */
const struct utopia_chip *chip; /* chip operations */
struct utopia_stats1 stats; /* statistics */
};
struct utopia_chip {
/* type and name of the chip */
u_int type;
const char *const name;
/* number of registers */
u_int nregs;
/* reset chip to known state */
int (*reset)(struct utopia *);
/* set SONET/SDH mode */
int (*set_sdh)(struct utopia *, int sdh);
/* set idle/unassigned cells */
int (*set_unass)(struct utopia *, int unass);
/* enable/disable scrambling */
int (*set_noscramb)(struct utopia *, int noscramb);
/* update carrier status */
int (*update_carrier)(struct utopia *);
/* set loopback mode */
int (*set_loopback)(struct utopia *, u_int mode);
/* handle interrupt */
void (*intr)(struct utopia *);
/* update statistics */
void (*update_stats)(struct utopia *);
};
/*
* These are implemented in the common utopia code
*/
int utopia_attach(struct utopia *, struct ifatm *, struct ifmedia *,
struct mtx *, struct sysctl_ctx_list *, struct sysctl_oid_list *,
const struct utopia_methods *);
void utopia_detach(struct utopia *);
int utopia_start(struct utopia *);
void utopia_stop(struct utopia *);
void utopia_init_media(struct utopia *);
void utopia_reset_media(struct utopia *);
#define utopia_reset(S) ((S)->chip->reset((S)))
#define utopia_set_sdh(S, SDH) ((S)->chip->set_sdh((S), (SDH)))
#define utopia_set_unass(S, U) ((S)->chip->set_unass((S), (U)))
#define utopia_set_noscramb(S, N) ((S)->chip->set_noscramb((S), (N)))
#define utopia_update_carrier(S) ((S)->chip->update_carrier((S)))
#define utopia_update_stats(S) ((S)->chip->update_stats((S)))
#define utopia_set_loopback(S, L) ((S)->chip->set_loopback((S), (L)))
#define utopia_intr(S) ((S)->chip->intr((S)))
#endif /* _KERNEL */
#endif /* _DEV_UTOPIA_UTOPIA_H */