426 lines
10 KiB
C
426 lines
10 KiB
C
/*
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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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extern int dvrecv(int, char *, char, int);
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extern int dvsend(int, char *, char, int);
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static void
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usage(void)
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{
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fprintf(stderr, "fwcontrol [-g gap_count] [-b pri_req] [-c node]"
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" [-r] [-t] [-d node] [-l file] [-R file] [-S file]\n");
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fprintf(stderr, "\t-g: broadcast gap_count by phy_config packet\n");
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fprintf(stderr,
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"\t-b: set PRIORITY_BUDGET register on all supported nodes\n");
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fprintf(stderr, "\t-c: read configuration ROM\n");
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fprintf(stderr, "\t-r: bus reset\n");
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fprintf(stderr, "\t-t: read topology map\n");
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fprintf(stderr, "\t-d: hex dump of configuration ROM\n");
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fprintf(stderr,
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"\t-l: load and parse hex dump file of configuration ROM\n");
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fprintf(stderr, "\t-R: Receive DV stream\n");
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fprintf(stderr, "\t-S: Send DV stream\n");
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exit(0);
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}
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static struct fw_devlstreq *
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get_dev(int fd)
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{
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struct fw_devlstreq *data;
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data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq));
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if (data == NULL)
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err(1, "malloc");
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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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return data;
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}
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static 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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struct fw_devinfo *devinfo;
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int i;
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data = get_dev(fd);
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printf("%d devices (info_len=%d)\n", data->n, data->info_len);
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printf("node EUI64 status\n");
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for (i = 0; i < data->info_len; i++) {
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devinfo = &data->dev[i];
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printf("%4d %08x%08x %6d\n",
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(devinfo->status || i == 0) ? devinfo->dst : -1,
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devinfo->eui.hi,
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devinfo->eui.lo,
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devinfo->status
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);
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}
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free((void *)data);
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}
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static 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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static 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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static 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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struct fw_devinfo *devinfo;
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u_int32_t max, reg, old;
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int i;
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data = get_dev(fd);
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#define BUGET_REG 0xf0000218
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for (i = 0; i < data->info_len; i++) {
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devinfo = &data->dev[i];
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if (!devinfo->status)
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continue;
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reg = read_write_quad(fd, devinfo->eui, BUGET_REG, 1, 0);
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printf("%d %08x:%08x, %08x",
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devinfo->dst, devinfo->eui.hi, devinfo->eui.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, devinfo->eui, 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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free((void *)data);
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}
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static void
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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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static 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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data = get_dev(fd);
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for (i = 0; i < data->info_len; i++) {
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if (data->dev[i].dst == node && data->dev[i].eui.lo != 0)
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break;
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}
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if (i == data->info_len)
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errx(1, "no such node %d.", node);
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else if (i == 0)
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errx(1, "node %d is myself.", node);
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else
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buf.eui = data->dev[i].eui;
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free((void *)data);
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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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static void
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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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if (dir->crc_len < 1)
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return;
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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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static void
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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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static void
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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 %2d %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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int
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main(int argc, char **argv)
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{
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char devname[256];
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u_int32_t crom_buf[1024/4];
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int fd, i, tmp, ch, len=1024;
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for (i = 0; i < 4; i++) {
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snprintf(devname, sizeof(devname), "/dev/fw%d", i);
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if ((fd = open(devname, O_RDWR)) >= 0)
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break;
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}
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if (fd < 0)
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err(1, "open");
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if (argc < 2) {
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list_dev(fd);
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}
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while ((ch = getopt(argc, argv, "g:b:rtc:d:l:R:S:")) != -1)
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switch(ch) {
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case 'g':
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/* gap count */
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tmp = strtol(optarg, NULL, 0);
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send_phy_config(fd, -1, tmp);
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break;
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case 'b':
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tmp = strtol(optarg, NULL, 0);
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set_pri_req(fd, tmp);
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break;
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case 'r':
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if(ioctl(fd, FW_IBUSRST, &tmp) < 0)
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err(1, "ioctl");
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break;
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case 't':
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show_topology_map(fd);
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break;
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case 'c':
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tmp = strtol(optarg, NULL, 0);
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get_crom(fd, tmp, crom_buf, len);
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show_crom(crom_buf);
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break;
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case 'd':
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tmp = strtol(optarg, NULL, 0);
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get_crom(fd, tmp, crom_buf, len);
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dump_crom(crom_buf);
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break;
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case 'l':
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load_crom(optarg, crom_buf);
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show_crom(crom_buf);
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break;
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#define TAG (1<<6)
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#define CHANNEL 63
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case 'R':
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dvrecv(fd, optarg, TAG | CHANNEL, -1);
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break;
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case 'S':
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dvsend(fd, optarg, TAG | CHANNEL, -1);
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break;
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default:
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usage();
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}
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return 0;
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}
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