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99f0c33243
adding of new physical chips. Now one just needs to add a .h and a .c file for the new chip and add one line to utopia.c for that chip.
546 lines
13 KiB
C
546 lines
13 KiB
C
/*-
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* Copyright (c) 2003
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* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
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* All rights reserved.
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*
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* Author: Hartmut Brandt <harti@freebsd.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/unistd.h>
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#include <sys/kernel.h>
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#include <sys/kthread.h>
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#include <sys/proc.h>
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#include <sys/bus.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/sysctl.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <net/if_var.h>
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#include <net/if_media.h>
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#include <net/if_atm.h>
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#include <dev/utopia/suni.h>
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#include <dev/utopia/utopia.h>
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#include <dev/utopia/utopia_priv.h>
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/*
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* set SONET/SDH mode
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*/
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static int
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suni_set_sdh(struct utopia *utp, int sdh)
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{
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int err;
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if (sdh)
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err = UTP_WRITEREG(utp, SUNI_REGO_TPOPAPTR + 1,
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SUNI_REGM_TPOPAPTR_S,
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SUNI_REGM_SDH << SUNI_REGS_TPOPAPTR_S);
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else
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err = UTP_WRITEREG(utp, SUNI_REGO_TPOPAPTR + 1,
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SUNI_REGM_TPOPAPTR_S,
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SUNI_REGM_SONET << SUNI_REGS_TPOPAPTR_S);
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if (err != 0)
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return (err);
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utp->state &= ~UTP_ST_SDH;
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if (sdh)
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utp->state |= UTP_ST_SDH;
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return (0);
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}
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/*
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* set idle/unassigned cells
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*/
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static int
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suni_set_unass(struct utopia *utp, int unass)
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{
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int err;
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if (unass)
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err = UTP_WRITEREG(utp, SUNI_REGO_TACPIDLEH,
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0xff, (0 << SUNI_REGS_TACPIDLEH_CLP));
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else
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err = UTP_WRITEREG(utp, SUNI_REGO_TACPIDLEH,
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0xff, (1 << SUNI_REGS_TACPIDLEH_CLP));
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if (err != 0)
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return (err);
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utp->state &= ~UTP_ST_UNASS;
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if (unass)
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utp->state |= UTP_ST_UNASS;
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return (0);
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}
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/*
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* enable/disable scrambling
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*/
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static int
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suni_set_noscramb(struct utopia *utp, int noscramb)
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{
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int err;
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if (noscramb) {
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err = UTP_WRITEREG(utp, SUNI_REGO_TACPCTRL,
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SUNI_REGM_TACPCTRL_DSCR, SUNI_REGM_TACPCTRL_DSCR);
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if (err)
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return (err);
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err = UTP_WRITEREG(utp, SUNI_REGO_RACPCTRL,
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SUNI_REGM_RACPCTRL_DDSCR, SUNI_REGM_RACPCTRL_DDSCR);
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if (err)
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return (err);
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utp->state |= UTP_ST_NOSCRAMB;
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} else {
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err = UTP_WRITEREG(utp, SUNI_REGO_TACPCTRL,
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SUNI_REGM_TACPCTRL_DSCR, 0);
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if (err)
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return (err);
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err = UTP_WRITEREG(utp, SUNI_REGO_RACPCTRL,
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SUNI_REGM_RACPCTRL_DDSCR, 0);
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if (err)
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return (err);
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utp->state &= ~UTP_ST_NOSCRAMB;
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}
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return (0);
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}
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/*
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* Get current carrier state
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*/
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static int
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suni_update_carrier(struct utopia *utp)
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{
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int err;
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uint8_t reg;
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u_int n = 1;
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if ((err = UTP_READREGS(utp, SUNI_REGO_RSOPSIS, ®, &n)) != 0) {
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utp->carrier = UTP_CARR_UNKNOWN;
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return (err);
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}
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utopia_check_carrier(utp, !(reg & SUNI_REGM_RSOPSIS_LOSV));
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return (0);
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}
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/*
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* Set the SUNI chip to reflect the current state in utopia.
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* Assume, that the chip has been reset.
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*/
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static int
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suni_set_chip(struct utopia *utp)
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{
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int err = 0;
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/* set sonet/sdh */
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err |= utopia_set_sdh(utp, utp->state & UTP_ST_SDH);
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/* unassigned or idle cells */
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err |= utopia_set_unass(utp, utp->state & UTP_ST_UNASS);
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err |= UTP_WRITEREG(utp, SUNI_REGO_TACPIDLEP, 0xff, 0x6a);
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/* set scrambling */
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err |= utopia_set_noscramb(utp, utp->state & UTP_ST_NOSCRAMB);
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/* loopback */
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err |= utopia_set_loopback(utp, utp->loopback);
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/* update carrier state */
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err |= utopia_update_carrier(utp);
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/* enable interrupts on LOS */
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err |= UTP_WRITEREG(utp, SUNI_REGO_RSOPCIE,
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SUNI_REGM_RSOPCIE_LOSE, SUNI_REGM_RSOPCIE_LOSE);
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return (err ? EIO : 0);
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}
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/*
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* Reset the SUNI chip to reflect the current state of utopia.
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*/
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static int
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suni_reset_default(struct utopia *utp)
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{
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int err = 0;
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if (!(utp->flags & UTP_FL_NORESET)) {
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err |= UTP_WRITEREG(utp, SUNI_REGO_MRESET,
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SUNI_REGM_MRESET_RESET, SUNI_REGM_MRESET_RESET);
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err |= UTP_WRITEREG(utp, SUNI_REGO_MRESET,
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SUNI_REGM_MRESET_RESET, 0);
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}
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/* disable test mode */
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err |= UTP_WRITEREG(utp, SUNI_REGO_MTEST, 0xff, 0x00);
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err |= suni_set_chip(utp);
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return (err ? EIO : 0);
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}
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/*
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* Set loopback mode for the Lite
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*/
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static int
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suni_set_loopback_lite(struct utopia *utp, u_int mode)
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{
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int err;
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uint32_t val;
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u_int nmode;
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val = 0;
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nmode = mode;
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if (mode & UTP_LOOP_TIME) {
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nmode &= ~UTP_LOOP_TIME;
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val |= SUNI_REGM_MCTRL_LOOPT;
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}
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if (mode & UTP_LOOP_DIAG) {
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nmode &= ~UTP_LOOP_DIAG;
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val |= SUNI_REGM_MCTRL_DLE;
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}
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if (mode & UTP_LOOP_LINE) {
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nmode &= ~UTP_LOOP_LINE;
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if (val & SUNI_REGM_MCTRL_DLE)
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return (EINVAL);
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val |= SUNI_REGM_MCTRL_LLE;
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}
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if (nmode != 0)
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return (EINVAL);
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err = UTP_WRITEREG(utp, SUNI_REGO_MCTRL,
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SUNI_REGM_MCTRL_LLE | SUNI_REGM_MCTRL_DLE | SUNI_REGM_MCTRL_LOOPT,
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val);
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if (err)
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return (err);
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utp->loopback = mode;
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return (0);
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}
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/*
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* Update statistics from a SUNI/LITE or SUNI/ULTRA
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*/
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static void
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suni_lite_update_stats(struct utopia *utp)
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{
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int err;
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/* write to the master if we can */
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if (!(utp->flags & UTP_FL_NORESET)) {
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err = UTP_WRITEREG(utp, SUNI_REGO_MRESET, 0, 0);
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} else {
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err = UTP_WRITEREG(utp, SUNI_REGO_RSOP_BIP8, 0, 0);
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err |= UTP_WRITEREG(utp, SUNI_REGO_RLOPBIP8_24, 0, 0);
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err |= UTP_WRITEREG(utp, SUNI_REGO_RPOPBIP8, 0, 0);
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err |= UTP_WRITEREG(utp, SUNI_REGO_RACPCHCS, 0, 0);
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err |= UTP_WRITEREG(utp, SUNI_REGO_TACPCNT, 0, 0);
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}
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if (err) {
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#ifdef DIAGNOSTIC
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printf("%s: register write error %s: %d\n", __func__,
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utp->chip->name, err);
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#endif
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return;
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}
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DELAY(8);
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utp->stats.rx_sbip += utopia_update(utp,
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SUNI_REGO_RSOP_BIP8, 2, 0xffff);
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utp->stats.rx_lbip += utopia_update(utp,
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SUNI_REGO_RLOPBIP8_24, 3, 0xfffff);
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utp->stats.rx_lfebe += utopia_update(utp,
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SUNI_REGO_RLOPFEBE, 3, 0xfffff);
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utp->stats.rx_pbip += utopia_update(utp,
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SUNI_REGO_RPOPBIP8, 2, 0xffff);
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utp->stats.rx_pfebe += utopia_update(utp,
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SUNI_REGO_RPOPFEBE, 2, 0xffff);
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utp->stats.rx_corr += utopia_update(utp,
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SUNI_REGO_RACPCHCS, 1, 0xff);
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utp->stats.rx_uncorr += utopia_update(utp,
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SUNI_REGO_RACPUHCS, 1, 0xff);
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utp->stats.rx_cells += utopia_update(utp,
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SUNI_REGO_RACPCNT, 3, 0x7ffff);
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utp->stats.tx_cells += utopia_update(utp,
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SUNI_REGO_TACPCNT, 3, 0x7ffff);
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}
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/*
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* Handle interrupt on SUNI chip
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*/
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static void
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suni_intr_default(struct utopia *utp)
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{
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uint8_t regs[SUNI_REGO_MTEST];
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u_int n = SUNI_REGO_MTEST;
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int err;
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/* Read all registers. This acks the interrupts */
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if ((err = UTP_READREGS(utp, SUNI_REGO_MRESET, regs, &n)) != 0) {
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printf("SUNI read error %d\n", err);
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return;
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}
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if (n <= SUNI_REGO_RSOPSIS) {
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printf("%s: could not read RSOPSIS", __func__);
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return;
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}
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/* check for LOSI (loss of signal) */
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if ((regs[SUNI_REGO_MISTATUS] & SUNI_REGM_MISTATUS_RSOPI) &&
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(regs[SUNI_REGO_RSOPSIS] & SUNI_REGM_RSOPSIS_LOSI))
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utopia_check_carrier(utp, !(regs[SUNI_REGO_RSOPSIS]
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& SUNI_REGM_RSOPSIS_LOSV));
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}
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const struct utopia_chip utopia_chip_lite = {
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UTP_TYPE_SUNI_LITE,
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"Suni/Lite (PMC-5346)",
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256,
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suni_reset_default,
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suni_set_sdh,
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suni_set_unass,
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suni_set_noscramb,
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suni_update_carrier,
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suni_set_loopback_lite,
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suni_intr_default,
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suni_lite_update_stats,
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};
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/*
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* Set loopback mode for the Ultra
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*/
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static int
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suni_set_loopback_ultra(struct utopia *utp, u_int mode)
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{
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int err;
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uint32_t val;
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u_int nmode;
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val = 0;
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nmode = mode;
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if (mode & UTP_LOOP_TIME) {
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nmode &= ~UTP_LOOP_TIME;
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val |= SUNI_REGM_MCTRL_LOOPT;
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}
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if (mode & UTP_LOOP_DIAG) {
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nmode &= ~UTP_LOOP_DIAG;
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if (val & SUNI_REGM_MCTRL_LOOPT)
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return (EINVAL);
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val |= SUNI_REGM_MCTRL_SDLE;
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}
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if (mode & UTP_LOOP_LINE) {
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nmode &= ~UTP_LOOP_LINE;
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if (val & (SUNI_REGM_MCTRL_LOOPT | SUNI_REGM_MCTRL_SDLE))
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return (EINVAL);
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val |= SUNI_REGM_MCTRL_LLE;
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}
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if (mode & UTP_LOOP_PARAL) {
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nmode &= ~UTP_LOOP_PARAL;
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val |= SUNI_REGM_MCTRL_PDLE;
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}
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if (mode & UTP_LOOP_TWIST) {
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nmode &= ~UTP_LOOP_TWIST;
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val |= SUNI_REGM_MCTRL_TPLE;
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}
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if (nmode != 0)
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return (EINVAL);
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err = UTP_WRITEREG(utp, SUNI_REGO_MCTRL,
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SUNI_REGM_MCTRL_LLE | SUNI_REGM_MCTRL_SDLE | SUNI_REGM_MCTRL_LOOPT |
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SUNI_REGM_MCTRL_PDLE | SUNI_REGM_MCTRL_TPLE, val);
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if (err)
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return (err);
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utp->loopback = mode;
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return (0);
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}
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const struct utopia_chip utopia_chip_ultra = {
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UTP_TYPE_SUNI_ULTRA,
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"Suni/Ultra (PMC-5350)",
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256,
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suni_reset_default,
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suni_set_sdh,
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suni_set_unass,
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suni_set_noscramb,
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suni_update_carrier,
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suni_set_loopback_ultra,
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suni_intr_default,
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suni_lite_update_stats,
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};
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/*
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* Set loopback mode for the 622
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*/
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static int
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suni_set_loopback_622(struct utopia *utp, u_int mode)
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{
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int err;
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uint32_t val;
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uint8_t config;
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int smode;
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u_int nmode;
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u_int n = 1;
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val = 0;
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nmode = mode;
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if (mode & UTP_LOOP_PATH) {
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nmode &= ~UTP_LOOP_PATH;
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val |= SUNI_REGM_MCTRLM_DPLE;
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}
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err = UTP_READREGS(utp, SUNI_REGO_MCONFIG, &config, &n);
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if (err != 0)
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return (err);
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smode = ((config & SUNI_REGM_MCONFIG_TMODE_622) ==
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SUNI_REGM_MCONFIG_TMODE_STS1_BIT &&
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(config & SUNI_REGM_MCONFIG_RMODE_622) ==
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SUNI_REGM_MCONFIG_RMODE_STS1_BIT);
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if (mode & UTP_LOOP_TIME) {
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if (!smode)
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return (EINVAL);
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nmode &= ~UTP_LOOP_TIME;
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val |= SUNI_REGM_MCTRLM_LOOPT;
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}
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if (mode & UTP_LOOP_DIAG) {
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nmode &= ~UTP_LOOP_DIAG;
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if (val & SUNI_REGM_MCTRLM_LOOPT)
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return (EINVAL);
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val |= SUNI_REGM_MCTRLM_DLE;
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}
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if (mode & UTP_LOOP_LINE) {
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nmode &= ~UTP_LOOP_LINE;
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if (val & (SUNI_REGM_MCTRLM_LOOPT | SUNI_REGM_MCTRLM_DLE))
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return (EINVAL);
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val |= SUNI_REGM_MCTRLM_LLE;
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}
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if (nmode != 0)
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return (EINVAL);
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err = UTP_WRITEREG(utp, SUNI_REGO_MCTRLM,
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SUNI_REGM_MCTRLM_LLE | SUNI_REGM_MCTRLM_DLE |
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SUNI_REGM_MCTRLM_DPLE | SUNI_REGM_MCTRL_LOOPT, val);
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if (err)
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return (err);
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utp->loopback = mode;
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return (0);
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}
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/*
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* Reset the SUNI chip to reflect the current state of utopia.
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*/
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static int
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suni_reset_622(struct utopia *utp)
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{
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int err = 0;
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if (!(utp->flags & UTP_FL_NORESET)) {
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err |= UTP_WRITEREG(utp, SUNI_REGO_MRESET,
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SUNI_REGM_MRESET_RESET, SUNI_REGM_MRESET_RESET);
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err |= UTP_WRITEREG(utp, SUNI_REGO_MRESET,
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SUNI_REGM_MRESET_RESET, 0);
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}
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/* disable test mode */
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err |= UTP_WRITEREG(utp, SUNI_REGO_MTEST, 0xff,
|
|
SUNI_REGM_MTEST_DS27_53_622);
|
|
|
|
err |= suni_set_chip(utp);
|
|
|
|
return (err ? EIO : 0);
|
|
}
|
|
|
|
/*
|
|
* Update statistics from a SUNI/622
|
|
*/
|
|
static void
|
|
suni_622_update_stats(struct utopia *utp)
|
|
{
|
|
int err;
|
|
|
|
/* write to the master if we can */
|
|
if (!(utp->flags & UTP_FL_NORESET)) {
|
|
err = UTP_WRITEREG(utp, SUNI_REGO_MRESET, 0, 0);
|
|
} else {
|
|
err = UTP_WRITEREG(utp, SUNI_REGO_RSOP_BIP8, 0, 0);
|
|
err |= UTP_WRITEREG(utp, SUNI_REGO_RLOPBIP8_24, 0, 0);
|
|
err |= UTP_WRITEREG(utp, SUNI_REGO_RPOPBIP8, 0, 0);
|
|
err |= UTP_WRITEREG(utp, SUNI_REGO_RACPCHCS, 0, 0);
|
|
err |= UTP_WRITEREG(utp, SUNI_REGO_TACPCNT, 0, 0);
|
|
}
|
|
if (err) {
|
|
#ifdef DIAGNOSTIC
|
|
printf("%s: register write error %s: %d\n", __func__,
|
|
utp->chip->name, err);
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
DELAY(8);
|
|
|
|
utp->stats.rx_sbip += utopia_update(utp,
|
|
SUNI_REGO_RSOP_BIP8, 2, 0xffff);
|
|
utp->stats.rx_lbip += utopia_update(utp,
|
|
SUNI_REGO_RLOPBIP8_24, 3, 0xfffff);
|
|
utp->stats.rx_lfebe += utopia_update(utp,
|
|
SUNI_REGO_RLOPFEBE, 3, 0xfffff);
|
|
utp->stats.rx_pbip += utopia_update(utp,
|
|
SUNI_REGO_RPOPBIP8, 2, 0xffff);
|
|
utp->stats.rx_pfebe += utopia_update(utp,
|
|
SUNI_REGO_RPOPFEBE, 2, 0xffff);
|
|
utp->stats.rx_corr += utopia_update(utp,
|
|
SUNI_REGO_RACPCHCS_622, 2, 0xfff);
|
|
utp->stats.rx_uncorr += utopia_update(utp,
|
|
SUNI_REGO_RACPUHCS_622, 2, 0xfff);
|
|
utp->stats.rx_cells += utopia_update(utp,
|
|
SUNI_REGO_RACPCNT_622, 3, 0x1fffff);
|
|
utp->stats.tx_cells += utopia_update(utp,
|
|
SUNI_REGO_TACPCNT, 3, 0x1fffff);
|
|
}
|
|
|
|
const struct utopia_chip utopia_chip_622 = {
|
|
UTP_TYPE_SUNI_622,
|
|
"Suni/622 (PMC-5355)",
|
|
256,
|
|
suni_reset_622,
|
|
suni_set_sdh,
|
|
suni_set_unass,
|
|
suni_set_noscramb,
|
|
suni_update_carrier,
|
|
suni_set_loopback_622,
|
|
suni_intr_default,
|
|
suni_622_update_stats,
|
|
};
|