457 lines
10 KiB
C
457 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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void
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usage(void)
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{
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printf("bus_mgm [-g gap_count] [-b pri_req] [-c node]"
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" [-r] [-t] [-s]\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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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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int i;
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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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#if 1
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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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#endif
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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
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parse_text(struct csrtext *textleaf)
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{
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char buf[256];
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u_int32_t *bp;
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int i, len;
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bp = (u_int32_t *)&buf[0];
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len = textleaf->crc_len - 2;
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for (i = 0; i < len; i ++) {
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*bp++ = ntohl(textleaf->text[i]);
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}
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*bp = 0;
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printf("'%s'", buf);
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}
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void
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parse_crom(struct csrdirectory *dir, int depth)
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{
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int i, j;
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struct csrreg *reg;
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printf(" 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 > 0xff) {
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printf(" too long!\n");
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return;
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}
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for (i = 0; i < dir->crc_len; i ++) {
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for (j = 0; j < depth; j++)
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printf("\t");
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reg = &dir->entry[i];
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printf("0x%02x 0x%06x ", reg->key, reg->val);
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switch (reg->key) {
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case 0x03:
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printf("module_vendor_ID");
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break;
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case 0x04:
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printf("XXX");
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break;
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case 0x0c:
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printf("node_capabilities");
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break;
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case 0x12:
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printf("unit_spec_ID");
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break;
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case 0x13:
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printf("unit_sw_version");
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break;
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case 0x14:
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printf("logical_unit_number");
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break;
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case 0x17:
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printf("model_ID");
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break;
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case 0x38:
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printf("command_set_spec_ID");
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break;
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case 0x39:
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printf("command_set");
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break;
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case 0x3a:
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printf("unit_characteristics");
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break;
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case 0x3b:
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printf("command_set_revision");
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break;
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case 0x3c:
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printf("firmware_revision");
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break;
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case 0x3d:
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printf("reconnect_timeout");
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break;
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case 0x54:
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printf("management_agent");
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break;
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case 0x81:
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printf("text_leaf: ");
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parse_text((struct csrtext *)(reg + reg->val));
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break;
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case 0xd1:
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printf("unit_directory");
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parse_crom((struct csrdirectory *)(reg + reg->val),
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depth + 1);
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break;
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default:
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printf("uknown");
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break;
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}
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printf("\n");
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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: 0x%08x\n", *p++);
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}
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}
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void
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show_crom(int fd, int node)
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{
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struct fw_devlstreq data;
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struct fw_crom_buf buf;
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struct csrhdr *hdr;
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u_int32_t *p;
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int i;
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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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printf("node: %d\n", node);
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buf.eui = data.eui[i];
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} else {
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printf("no such node: %d\n", node);
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return;
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}
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buf.len = 256 * 4;
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buf.ptr = malloc(buf.len);
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if (ioctl(fd, FW_GCROM, &buf) < 0) {
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err(1, "ioctl");
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}
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p = (u_int32_t *)buf.ptr;
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printf("first quad: 0x%08x\n", *p);
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hdr = (struct csrhdr *)p;
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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 *)p;
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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(p+1, hdr->info_len);
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p += 1 + hdr->info_len;
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printf("root_directory");
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parse_crom((struct csrdirectory *)p, 0);
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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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}
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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;
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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]);
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printf("\n");
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}
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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[] = "/dev/fw1";
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int fd, tmp;
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if ((fd = open(devname, O_RDWR)) < 0)
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err(1, "open");
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if (argc < 2) {
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usage();
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}
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argv++;
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argc--;
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while (argc > 0) {
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if (strcmp(*argv, "-g") == 0) {
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/* gap count */
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argv++;
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argc--;
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if (argc > 0) {
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tmp = strtoul(*argv, (char **)NULL, 0);
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argv++;
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argc--;
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send_phy_config(fd, -1, tmp);
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} else {
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usage();
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}
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} else if (strcmp(*argv, "-b") == 0) {
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argv++;
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argc--;
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tmp = -1;
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if (argc > 0) {
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tmp = strtoul(*argv, (char **)NULL, 0);
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argv++;
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argc--;
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} else {
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usage();
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}
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set_pri_req(fd, tmp);
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} else if (strcmp(*argv, "-r") == 0) {
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argv++;
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argc--;
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/* bus reset */
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if(ioctl(fd, FW_IBUSRST, &tmp) < 0) {
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err(1, "ioctl");
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}
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} else if (strcmp(*argv, "-t") == 0) {
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argv++;
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argc--;
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show_topology_map(fd);
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} else if (strcmp(*argv, "-s") == 0) {
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argv++;
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argc--;
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show_speed_map(fd);
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} else if (strcmp(*argv, "-c") == 0) {
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argv++;
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argc--;
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if (argc > 0) {
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tmp = strtoul(*argv, (char **)NULL, 0);
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argv++;
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argc--;
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} else {
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usage();
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}
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show_crom(fd, tmp);
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} else
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usage();
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}
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return 0;
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}
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