Import FireWire userland utility.
This commit is contained in:
parent
88d4214ecf
commit
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@ -33,6 +33,7 @@ SUBDIR= IPXrouted \
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fdformat \
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fdread \
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fdwrite \
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fwcontrol \
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getfmac \
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getpmac \
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ifmcstat \
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7
usr.sbin/fwcontrol/Makefile
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7
usr.sbin/fwcontrol/Makefile
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@ -0,0 +1,7 @@
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# $FreeBSD$
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PROG= fwcontrol
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SRCS= fwcontrol.c fwcrom.c
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MAN= fwcontrol.8
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.include <bsd.prog.mk>
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87
usr.sbin/fwcontrol/fwcontrol.8
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87
usr.sbin/fwcontrol/fwcontrol.8
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@ -0,0 +1,87 @@
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.\" Copyright (c) 2002 Hidetoshi Shimokawa
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.\" All rights reserved.
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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 ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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.\" 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,
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.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.\"
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.Dd December 30, 2002
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.Dt FWCONTROL 8
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.Os
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.Sh NAME
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.Nm fwcontrol
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.Nd FireWire control utility
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.Sh SYNOPSIS
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.Nm
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.Op Fl rts
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.Op Fl c Ar node
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.Op Fl d Ar node
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.Op Fl l Ar file
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.Op Fl g Ar gap_count
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.Op Fl b Ar pri_req
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.Sh DESCRIPTION
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The
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.Nm
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utility is designed to provide a way for users to access and control the
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.Fx
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FireWire subsystem.
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.Pp
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.Bl -tag -width indent
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.It Fl r
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Initiate bus reset.
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.It Fl t
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Show the topology map.
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.It Fl s
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Show the speed map.
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.It Fl c Ar node
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Show the configuration ROM on the node.
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.It Fl d Ar node
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Hex dump of the configuration ROM.
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.It Fl l Ar file
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Load hex dump file of the configuration ROM and parse it.
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.It Fl g Ar gap_count
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Broadcast gap_count by phy_config packet.
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.It Fl i Ar pri_req
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Set PRIORITY_BUDGET register on all supported nodes.
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.El
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.Sh FILES
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.Bl -tag -width indent
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.It Pa /dev/fw0
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.El
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.Sh SEE ALSO
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.Xr firewire 4 ,
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.Xr fwohci 4 ,
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.Xr sbp 4 ,
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.Xr fwe 4
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.Sh HISTORY
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The
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.Nm
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utility first appeared in
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.Fx 5.0 .
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.Pp
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.Sh AUTHORS
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.An Hidetoshi Shimokawa Aq simokawa@FreeBSD.org
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.Sh BUGS
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This utility is still under development and provided for debug purpose.
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.Pp
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410
usr.sbin/fwcontrol/fwcontrol.c
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410
usr.sbin/fwcontrol/fwcontrol.c
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@ -0,0 +1,410 @@
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/*
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* Copyright (C) 2002
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* Hidetoshi Shimokawa. All rights reserved.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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*
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* This product includes software developed by Hidetoshi Shimokawa.
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*
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* 4. Neither the name of the author nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/malloc.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <sys/errno.h>
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#include <dev/firewire/firewire.h>
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#include <dev/firewire/iec13213.h>
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#include <netinet/in.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <err.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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void
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usage(void)
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{
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printf("fwcontrol [-g gap_count] [-b pri_req] [-c node]"
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" [-r] [-t] [-s] [-d node] [-l file]\n");
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printf("\t-g: broadcast gap_count by phy_config packet\n");
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printf("\t-b: set PRIORITY_BUDGET register on all supported nodes\n");
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printf("\t-c: read configuration ROM\n");
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printf("\t-r: bus reset\n");
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printf("\t-t: read topology map\n");
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printf("\t-s: read speed map\n");
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printf("\t-d: hex dump of configuration ROM\n");
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printf("\t-l: load and parse hex dump file of configuration ROM\n");
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exit(0);
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}
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void
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get_num_of_dev(int fd, struct fw_devlstreq *data)
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{
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data->n = 64;
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if( ioctl(fd, FW_GDEVLST, data) < 0) {
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err(1, "ioctl");
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}
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}
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void
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list_dev(int fd)
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{
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struct fw_devlstreq data;
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int i;
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get_num_of_dev(fd, &data);
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printf("%d devices\n", data.n);
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for (i = 0; i < data.n; i++) {
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printf("%d node %d eui:%08x%08x status:%d\n",
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i,
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data.dst[i],
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data.eui[i].hi,
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data.eui[i].lo,
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data.status[i]
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);
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}
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}
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u_int32_t
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read_write_quad(int fd, struct fw_eui64 eui, u_int32_t addr_lo, int read, u_int32_t data)
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{
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struct fw_asyreq *asyreq;
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u_int32_t *qld, res;
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asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16);
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asyreq->req.len = 16;
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asyreq->req.type = FWASREQEUI;
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asyreq->req.dst.eui = eui;
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#if 0
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asyreq->pkt.mode.rreqq.dst = htons(FWLOCALBUS | node);
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#endif
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asyreq->pkt.mode.rreqq.tlrt = 0;
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if (read)
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asyreq->pkt.mode.rreqq.tcode = FWTCODE_RREQQ;
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else
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asyreq->pkt.mode.rreqq.tcode = FWTCODE_WREQQ;
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asyreq->pkt.mode.rreqq.dest_hi = htons(0xffff);
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asyreq->pkt.mode.rreqq.dest_lo = htonl(addr_lo);
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qld = (u_int32_t *)&asyreq->pkt;
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if (!read)
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asyreq->pkt.mode.wreqq.data = data;
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if (ioctl(fd, FW_ASYREQ, asyreq) < 0) {
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err(1, "ioctl");
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}
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res = qld[3];
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free(asyreq);
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if (read)
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return ntohl(res);
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else
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return 0;
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}
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void
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send_phy_config(int fd, int root_node, int gap_count)
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{
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struct fw_asyreq *asyreq;
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asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12);
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asyreq->req.len = 12;
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asyreq->req.type = FWASREQNODE;
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asyreq->pkt.mode.ld[0] = 0;
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asyreq->pkt.mode.ld[1] = 0;
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asyreq->pkt.mode.common.tcode = FWTCODE_PHY;
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if (root_node >= 0)
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asyreq->pkt.mode.ld[1] |= htonl((root_node & 0x3f) << 24 | 1 << 23);
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if (gap_count >= 0)
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asyreq->pkt.mode.ld[1] |= htonl(1 << 22 | (gap_count & 0x3f) << 16);
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asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1];
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printf("send phy_config root_node=%d gap_count=%d\n",
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root_node, gap_count);
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if (ioctl(fd, FW_ASYREQ, asyreq) < 0) {
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err(1, "ioctl");
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}
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}
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void
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set_pri_req(int fd, int pri_req)
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{
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struct fw_devlstreq data;
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u_int32_t max, reg, old;
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int i;
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get_num_of_dev(fd, &data);
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#define BUGET_REG 0xf0000218
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for (i = 0; i < data.n; i++) {
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if (!data.status[i])
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continue;
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reg = read_write_quad(fd, data.eui[i], BUGET_REG, 1, 0);
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printf("%d %08x:%08x, %08x",
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data.dst[i], data.eui[i].hi, data.eui[i].lo, reg);
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if (reg > 0 && pri_req >= 0) {
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old = (reg & 0x3f);
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max = (reg & 0x3f00) >> 8;
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if (pri_req > max)
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pri_req = max;
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printf(" 0x%x -> 0x%x\n", old, pri_req);
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read_write_quad(fd, data.eui[i], BUGET_REG, 0, pri_req);
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} else {
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printf("\n");
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}
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}
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}
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void parse_bus_info_block(u_int32_t *p, int info_len)
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{
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int i;
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for (i = 0; i < info_len; i++) {
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printf("bus_info%d: 0x%08x\n", i, *p++);
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}
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}
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int
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get_crom(int fd, int node, void *crom_buf, int len)
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{
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struct fw_crom_buf buf;
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int i, error;
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struct fw_devlstreq data;
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get_num_of_dev(fd, &data);
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for (i = 0; i < data.n; i++) {
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if (data.dst[i] == node && data.eui[i].lo != 0)
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break;
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}
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if (i != data.n) {
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buf.eui = data.eui[i];
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} else {
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err(1, "no such node: %d\n", node);
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}
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buf.len = len;
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buf.ptr = crom_buf;
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if ((error = ioctl(fd, FW_GCROM, &buf)) < 0) {
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err(1, "ioctl");
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}
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return error;
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}
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show_crom(u_int32_t *crom_buf)
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{
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int i;
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struct crom_context cc;
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char *desc, info[256];
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static char *key_types = "ICLD";
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struct csrreg *reg;
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struct csrdirectory *dir;
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struct csrhdr *hdr;
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printf("first quad: 0x%08x\n", *crom_buf);
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hdr = (struct csrhdr *)crom_buf;
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if (hdr->info_len == 1) {
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/* minimum ROM */
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struct csrreg *reg;
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reg = (struct csrreg *)hdr;
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printf("verndor ID: 0x%06x\n", reg->val);
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return;
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}
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printf("len: %d\n", hdr->crc_len);
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parse_bus_info_block(crom_buf+1, hdr->info_len);
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crom_init_context(&cc, crom_buf);
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dir = cc.stack[0].dir;
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printf("root_directory: len=0x%04x(%d) crc=0x%04x\n",
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dir->crc_len, dir->crc_len, dir->crc);
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while (cc.depth >= 0) {
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desc = crom_desc(&cc, info, sizeof(info));
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reg = crom_get(&cc);
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for (i = 0; i < cc.depth; i++)
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printf("\t");
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printf("%02x(%c:%02x) %06x %s: %s\n",
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reg->key,
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key_types[(reg->key & CSRTYPE_MASK)>>6],
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reg->key & CSRKEY_MASK, reg->val,
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desc, info);
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crom_next(&cc);
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}
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}
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#define DUMP_FORMAT "%08x %08x %08x %08x %08x %08x %08x %08x\n"
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dump_crom(u_int32_t *p)
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{
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int len=1024, i;
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for (i = 0; i < len/(4*8); i ++) {
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printf(DUMP_FORMAT,
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p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
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p += 8;
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}
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}
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load_crom(char *filename, u_int32_t *p)
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{
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FILE *file;
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int len=1024, i;
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if ((file = fopen(filename, "r")) == NULL)
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err(1, "load_crom");
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for (i = 0; i < len/(4*8); i ++) {
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fscanf(file, DUMP_FORMAT,
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p, p+1, p+2, p+3, p+4, p+5, p+6, p+7);
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p += 8;
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}
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}
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static void
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show_topology_map(int fd)
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{
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struct fw_topology_map *tmap;
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union fw_self_id sid;
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int i;
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static char *port_status[] = {" ", "-", "P", "C"};
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static char *pwr_class[] = {" 0W", "15W", "30W", "45W",
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"-1W", "-2W", "-5W", "-9W"};
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static char *speed[] = {"S100", "S200", "S400", "S800"};
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tmap = malloc(sizeof(struct fw_topology_map));
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if (tmap == NULL)
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return;
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if (ioctl(fd, FW_GTPMAP, tmap) < 0) {
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err(1, "ioctl");
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}
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printf("crc_len: %d generation:%d node_count:%d sid_count:%d\n",
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tmap->crc_len, tmap->generation,
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tmap->node_count, tmap->self_id_count);
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printf("id link gap_cnt speed delay cIRM power port0 port1 port2"
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" ini more\n");
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for (i = 0; i < tmap->crc_len - 2; i++) {
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sid = tmap->self_id[i];
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if (sid.p0.sequel) {
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printf("%02d sequel packet\n", sid.p0.phy_id);
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continue;
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}
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printf("%02d %2d %d %4s %d %d %3s"
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" %s %s %s %d %d\n",
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sid.p0.phy_id,
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sid.p0.link_active,
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sid.p0.gap_count,
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speed[sid.p0.phy_speed],
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sid.p0.phy_delay,
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sid.p0.contender,
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pwr_class[sid.p0.power_class],
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port_status[sid.p0.port0],
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port_status[sid.p0.port1],
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port_status[sid.p0.port2],
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sid.p0.initiated_reset,
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sid.p0.more_packets
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);
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}
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free(tmap);
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}
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|
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static void
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show_speed_map(int fd)
|
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{
|
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struct fw_speed_map *smap;
|
||||
int i,j;
|
||||
|
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smap = malloc(sizeof(struct fw_speed_map));
|
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if (smap == NULL)
|
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return;
|
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if (ioctl(fd, FW_GSPMAP, &smap) < 0) {
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err(1, "ioctl");
|
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}
|
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printf("crc_len: %d generation:%d\n", smap->crc_len, smap->generation);
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for (i = 0; i < 64; i ++) {
|
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for (j = 0; j < 64; j ++)
|
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printf("%d", smap->speed[i][j]);
|
||||
printf("\n");
|
||||
}
|
||||
free(smap);
|
||||
}
|
||||
|
||||
int
|
||||
main(int argc, char **argv)
|
||||
{
|
||||
char devname[] = "/dev/fw1";
|
||||
u_int32_t crom_buf[1024/4];
|
||||
int fd, tmp, ch, len=1024;
|
||||
|
||||
if ((fd = open(devname, O_RDWR)) < 0)
|
||||
err(1, "open");
|
||||
|
||||
if (argc < 2) {
|
||||
list_dev(fd);
|
||||
usage();
|
||||
}
|
||||
|
||||
while ((ch = getopt(argc, argv, "g:b:rtsc:d:l:")) != -1)
|
||||
switch(ch) {
|
||||
case 'g':
|
||||
/* gap count */
|
||||
tmp = strtol(optarg, NULL, 0);
|
||||
send_phy_config(fd, -1, tmp);
|
||||
break;
|
||||
case 'b':
|
||||
tmp = strtol(optarg, NULL, 0);
|
||||
set_pri_req(fd, tmp);
|
||||
break;
|
||||
case 'r':
|
||||
if(ioctl(fd, FW_IBUSRST, &tmp) < 0)
|
||||
err(1, "ioctl");
|
||||
break;
|
||||
case 't':
|
||||
show_topology_map(fd);
|
||||
break;
|
||||
case 's':
|
||||
show_speed_map(fd);
|
||||
break;
|
||||
case 'c':
|
||||
tmp = strtol(optarg, NULL, 0);
|
||||
get_crom(fd, tmp, crom_buf, len);
|
||||
show_crom(crom_buf);
|
||||
break;
|
||||
case 'd':
|
||||
tmp = strtol(optarg, NULL, 0);
|
||||
get_crom(fd, tmp, crom_buf, len);
|
||||
dump_crom(crom_buf);
|
||||
break;
|
||||
case 'l':
|
||||
load_crom(optarg, crom_buf);
|
||||
show_crom(crom_buf);
|
||||
break;
|
||||
default:
|
||||
usage();
|
||||
}
|
||||
return 0;
|
||||
}
|
254
usr.sbin/fwcontrol/fwcrom.c
Normal file
254
usr.sbin/fwcontrol/fwcrom.c
Normal file
@ -0,0 +1,254 @@
|
||||
/*
|
||||
* Copyright (C) 2002
|
||||
* Hidetoshi Shimokawa. 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.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
*
|
||||
* This product includes software developed by Hidetoshi Shimokawa.
|
||||
*
|
||||
* 4. Neither the name of the author nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
|
||||
*
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
#include <sys/param.h>
|
||||
#include <dev/firewire/firewire.h>
|
||||
#include <dev/firewire/iec13213.h>
|
||||
#ifdef _KERNEL
|
||||
#include <sys/systm.h>
|
||||
#include <sys/kernel.h>
|
||||
#else
|
||||
#include <netinet/in.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdio.h>
|
||||
#include <err.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#endif
|
||||
|
||||
void
|
||||
crom_init_context(struct crom_context *cc, u_int32_t *p)
|
||||
{
|
||||
struct csrhdr *hdr;
|
||||
|
||||
hdr = (struct csrhdr *)p;
|
||||
if (hdr->info_len == 1) {
|
||||
/* minimum ROM */
|
||||
cc->depth = -1;
|
||||
}
|
||||
p += 1 + hdr->info_len;
|
||||
cc->depth = 0;
|
||||
cc->stack[0].dir = (struct csrdirectory *)p;
|
||||
cc->stack[0].index = 0;
|
||||
}
|
||||
|
||||
struct csrreg *
|
||||
crom_get(struct crom_context *cc)
|
||||
{
|
||||
struct crom_ptr *ptr;
|
||||
|
||||
ptr = &cc->stack[cc->depth];
|
||||
return (&ptr->dir->entry[ptr->index]);
|
||||
}
|
||||
|
||||
void
|
||||
crom_next(struct crom_context *cc)
|
||||
{
|
||||
struct crom_ptr *ptr;
|
||||
struct csrreg *reg;
|
||||
|
||||
if (cc->depth < 0)
|
||||
return;
|
||||
reg = crom_get(cc);
|
||||
if ((reg->key & CSRTYPE_MASK) == CSRTYPE_D) {
|
||||
cc->depth ++;
|
||||
if (cc->depth > CROM_MAX_DEPTH) {
|
||||
printf("crom_next: too deep\n");
|
||||
cc->depth --;
|
||||
goto again;
|
||||
}
|
||||
cc->stack[cc->depth].dir = (struct csrdirectory *)
|
||||
(reg + reg->val);
|
||||
cc->stack[cc->depth].index = 0;
|
||||
return;
|
||||
}
|
||||
again:
|
||||
ptr = &cc->stack[cc->depth];
|
||||
ptr->index ++;
|
||||
if (ptr->index < ptr->dir->crc_len)
|
||||
return;
|
||||
if (cc->depth > 0) {
|
||||
cc->depth--;
|
||||
goto again;
|
||||
}
|
||||
/* no more data */
|
||||
cc->depth = -1;
|
||||
}
|
||||
|
||||
|
||||
struct csrreg *
|
||||
crom_search_key(struct crom_context *cc, u_int8_t key)
|
||||
{
|
||||
struct csrreg *reg;
|
||||
|
||||
while(cc->depth >= 0) {
|
||||
reg = crom_get(cc);
|
||||
if (reg->key == key)
|
||||
return reg;
|
||||
crom_next(cc);
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void
|
||||
crom_parse_text(struct crom_context *cc, char *buf, int len)
|
||||
{
|
||||
struct csrreg *reg;
|
||||
struct csrtext *textleaf;
|
||||
u_int32_t *bp;
|
||||
int i, qlen;
|
||||
static char *nullstr = "(null)";
|
||||
|
||||
reg = crom_get(cc);
|
||||
if (reg->key != CROM_TEXTLEAF) {
|
||||
strncpy(buf, nullstr, len);
|
||||
return;
|
||||
}
|
||||
textleaf = (struct csrtext *)(reg + reg->val);
|
||||
|
||||
/* XXX should check spec and type */
|
||||
|
||||
bp = (u_int32_t *)&buf[0];
|
||||
qlen = textleaf->crc_len - 2;
|
||||
if (len < qlen * 4)
|
||||
qlen = len/4;
|
||||
for (i = 0; i < qlen; i ++)
|
||||
*bp++ = ntohl(textleaf->text[i]);
|
||||
/* make sure to terminate the string */
|
||||
if (len <= qlen * 4)
|
||||
buf[len - 1] = 0;
|
||||
else
|
||||
buf[qlen * 4] = 0;
|
||||
}
|
||||
|
||||
u_int16_t
|
||||
crom_crc(u_int32_t *ptr, int len)
|
||||
{
|
||||
int i, shift;
|
||||
u_int32_t data, sum, crc = 0;
|
||||
|
||||
for (i = 0; i < len; i++) {
|
||||
data = ptr[i];
|
||||
for (shift = 28; shift >= 0; shift -= 4) {
|
||||
sum = ((crc >> 12) ^ (data >> shift)) & 0xf;
|
||||
crc = (crc << 4) ^ (sum << 12) ^ (sum << 5) ^ sum;
|
||||
}
|
||||
crc &= 0xffff;
|
||||
}
|
||||
return((u_int16_t) crc);
|
||||
}
|
||||
|
||||
#ifndef _KERNEL
|
||||
char *
|
||||
crom_desc(struct crom_context *cc, char *buf, int len)
|
||||
{
|
||||
struct csrreg *reg;
|
||||
struct csrdirectory *dir;
|
||||
char *desc;
|
||||
|
||||
reg = crom_get(cc);
|
||||
switch (reg->key & CSRTYPE_MASK) {
|
||||
case CSRTYPE_I:
|
||||
snprintf(buf, len, "%d", reg->val);
|
||||
break;
|
||||
case CSRTYPE_L:
|
||||
case CSRTYPE_C:
|
||||
snprintf(buf, len, "offset=0x%04x(%d)", reg->val, reg->val);
|
||||
break;
|
||||
case CSRTYPE_D:
|
||||
dir = (struct csrdirectory *) (reg + reg->val);
|
||||
snprintf(buf, len, "len=0x%04x(%d) crc=0x%04x",
|
||||
dir->crc_len, dir->crc_len, dir->crc);
|
||||
}
|
||||
switch (reg->key) {
|
||||
case 0x03:
|
||||
desc = "module_vendor_ID";
|
||||
break;
|
||||
case 0x04:
|
||||
desc = "hardware_version";
|
||||
break;
|
||||
case 0x0c:
|
||||
desc = "node_capabilities";
|
||||
break;
|
||||
case 0x12:
|
||||
desc = "unit_spec_ID";
|
||||
break;
|
||||
case 0x13:
|
||||
desc = "unit_sw_version";
|
||||
break;
|
||||
case 0x14:
|
||||
desc = "logical_unit_number";
|
||||
break;
|
||||
case 0x17:
|
||||
desc = "model_ID";
|
||||
break;
|
||||
case 0x38:
|
||||
desc = "command_set_spec_ID";
|
||||
break;
|
||||
case 0x39:
|
||||
desc = "command_set";
|
||||
break;
|
||||
case 0x3a:
|
||||
desc = "unit_characteristics";
|
||||
break;
|
||||
case 0x3b:
|
||||
desc = "command_set_revision";
|
||||
break;
|
||||
case 0x3c:
|
||||
desc = "firmware_revision";
|
||||
break;
|
||||
case 0x3d:
|
||||
desc = "reconnect_timeout";
|
||||
break;
|
||||
case 0x54:
|
||||
desc = "management_agent";
|
||||
break;
|
||||
case 0x81:
|
||||
desc = "text_leaf";
|
||||
crom_parse_text(cc, buf, len);
|
||||
break;
|
||||
case 0xd1:
|
||||
desc = "unit_directory";
|
||||
break;
|
||||
case 0xd4:
|
||||
desc = "logical_unit_directory";
|
||||
break;
|
||||
default:
|
||||
desc = "unknown";
|
||||
}
|
||||
return desc;
|
||||
}
|
||||
#endif
|
Loading…
Reference in New Issue
Block a user