/*
* 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 <sys/malloc.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <sys/errno.h>
#include <dev/firewire/firewire.h>
#include <dev/firewire/iec13213.h>
#include <netinet/in.h>
#include <fcntl.h>
#include <stdio.h>
#include <err.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
extern int dvrecv(int, char *, char, int);
extern int dvsend(int, char *, char, int);
static void
usage(void)
{
fprintf(stderr,
"fwcontrol [-g gap_count] [-o node] [-b pri_req] [-c node]"
" [-r] [-t] [-d node] [-l file] [-R file] [-S file]\n"
"\t-g: broadcast gap_count by phy_config packet\n"
"\t-o: send link-on packet to the node\n"
"\t-s: write RESET_START register on the node\n"
"\t-b: set PRIORITY_BUDGET register on all supported nodes\n"
"\t-c: read configuration ROM\n"
"\t-r: bus reset\n"
"\t-t: read topology map\n"
"\t-d: hex dump of configuration ROM\n"
"\t-l: load and parse hex dump file of configuration ROM\n"
"\t-R: Receive DV stream\n"
"\t-S: Send DV stream\n");
exit(0);
}
static struct fw_devlstreq *
get_dev(int fd)
{
struct fw_devlstreq *data;
data = (struct fw_devlstreq *)malloc(sizeof(struct fw_devlstreq));
if (data == NULL)
err(1, "malloc");
if( ioctl(fd, FW_GDEVLST, data) < 0) {
err(1, "ioctl");
}
return data;
}
static void
list_dev(int fd)
{
struct fw_devlstreq *data;
struct fw_devinfo *devinfo;
int i;
data = get_dev(fd);
printf("%d devices (info_len=%d)\n", data->n, data->info_len);
printf("node EUI64 status\n");
for (i = 0; i < data->info_len; i++) {
devinfo = &data->dev[i];
printf("%4d %08x%08x %6d\n",
(devinfo->status || i == 0) ? devinfo->dst : -1,
devinfo->eui.hi,
devinfo->eui.lo,
devinfo->status
);
}
free((void *)data);
}
static u_int32_t
read_write_quad(int fd, struct fw_eui64 eui, u_int32_t addr_lo, int read, u_int32_t data)
{
struct fw_asyreq *asyreq;
u_int32_t *qld, res;
asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16);
asyreq->req.len = 16;
#if 0
asyreq->req.type = FWASREQNODE;
asyreq->pkt.mode.rreqq.dst = FWLOCALBUS | node;
#else
asyreq->req.type = FWASREQEUI;
asyreq->req.dst.eui = eui;
#endif
asyreq->pkt.mode.rreqq.tlrt = 0;
if (read)
asyreq->pkt.mode.rreqq.tcode = FWTCODE_RREQQ;
else
asyreq->pkt.mode.rreqq.tcode = FWTCODE_WREQQ;
asyreq->pkt.mode.rreqq.dest_hi = 0xffff;
asyreq->pkt.mode.rreqq.dest_lo = addr_lo;
qld = (u_int32_t *)&asyreq->pkt;
if (!read)
asyreq->pkt.mode.wreqq.data = data;
if (ioctl(fd, FW_ASYREQ, asyreq) < 0) {
err(1, "ioctl");
}
res = qld[3];
free(asyreq);
if (read)
return ntohl(res);
else
return 0;
}
static void
send_phy_config(int fd, int root_node, int gap_count)
{
struct fw_asyreq *asyreq;
asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12);
asyreq->req.len = 12;
asyreq->req.type = FWASREQNODE;
asyreq->pkt.mode.ld[0] = 0;
asyreq->pkt.mode.ld[1] = 0;
asyreq->pkt.mode.common.tcode = FWTCODE_PHY;
if (root_node >= 0)
asyreq->pkt.mode.ld[1] |= (root_node & 0x3f) << 24 | 1 << 23;
if (gap_count >= 0)
asyreq->pkt.mode.ld[1] |= 1 << 22 | (gap_count & 0x3f) << 16;
asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1];
printf("send phy_config root_node=%d gap_count=%d\n",
root_node, gap_count);
if (ioctl(fd, FW_ASYREQ, asyreq) < 0) {
err(1, "ioctl");
}
}
static void
send_link_on(int fd, int node)
{
struct fw_asyreq *asyreq;
asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 12);
asyreq->req.len = 12;
asyreq->req.type = FWASREQNODE;
asyreq->pkt.mode.common.tcode = FWTCODE_PHY;
asyreq->pkt.mode.ld[1] |= (1 << 30) | ((node & 0x3f) << 24);
asyreq->pkt.mode.ld[2] = ~asyreq->pkt.mode.ld[1];
if (ioctl(fd, FW_ASYREQ, asyreq) < 0) {
err(1, "ioctl");
}
}
static void
reset_start(int fd, int node)
{
struct fw_asyreq *asyreq;
asyreq = (struct fw_asyreq *)malloc(sizeof(struct fw_asyreq_t) + 16);
asyreq->req.len = 16;
asyreq->req.type = FWASREQNODE;
asyreq->pkt.mode.wreqq.dst = FWLOCALBUS | (node & 0x3f);
asyreq->pkt.mode.wreqq.tlrt = 0;
asyreq->pkt.mode.wreqq.tcode = FWTCODE_WREQQ;
asyreq->pkt.mode.wreqq.dest_hi = 0xffff;
asyreq->pkt.mode.wreqq.dest_lo = 0xf0000000 | RESET_START;
asyreq->pkt.mode.wreqq.data = htonl(0x1);
if (ioctl(fd, FW_ASYREQ, asyreq) < 0) {
err(1, "ioctl");
}
}
static void
set_pri_req(int fd, int pri_req)
{
struct fw_devlstreq *data;
struct fw_devinfo *devinfo;
u_int32_t max, reg, old;
int i;
data = get_dev(fd);
#define BUGET_REG 0xf0000218
for (i = 0; i < data->info_len; i++) {
devinfo = &data->dev[i];
if (!devinfo->status)
continue;
reg = read_write_quad(fd, devinfo->eui, BUGET_REG, 1, 0);
printf("%d %08x:%08x, %08x",
devinfo->dst, devinfo->eui.hi, devinfo->eui.lo, reg);
if (reg > 0 && pri_req >= 0) {
old = (reg & 0x3f);
max = (reg & 0x3f00) >> 8;
if (pri_req > max)
pri_req = max;
printf(" 0x%x -> 0x%x\n", old, pri_req);
read_write_quad(fd, devinfo->eui, BUGET_REG, 0, pri_req);
} else {
printf("\n");
}
}
free((void *)data);
}
static void
parse_bus_info_block(u_int32_t *p, int info_len)
{
int i;
for (i = 0; i < info_len; i++) {
printf("bus_info%d: 0x%08x\n", i, *p++);
}
}
static int
get_crom(int fd, int node, void *crom_buf, int len)
{
struct fw_crom_buf buf;
int i, error;
struct fw_devlstreq *data;
data = get_dev(fd);
for (i = 0; i < data->info_len; i++) {
if (data->dev[i].dst == node && data->dev[i].eui.lo != 0)
break;
}
if (i == data->info_len)
errx(1, "no such node %d.", node);
else if (i == 0)
errx(1, "node %d is myself.", node);
else
buf.eui = data->dev[i].eui;
free((void *)data);
buf.len = len;
buf.ptr = crom_buf;
if ((error = ioctl(fd, FW_GCROM, &buf)) < 0) {
err(1, "ioctl");
}
return error;
}
static void
show_crom(u_int32_t *crom_buf)
{
int i;
struct crom_context cc;
char *desc, info[256];
static char *key_types = "ICLD";
struct csrreg *reg;
struct csrdirectory *dir;
struct csrhdr *hdr;
u_int16_t crc;
printf("first quad: 0x%08x ", *crom_buf);
hdr = (struct csrhdr *)crom_buf;
if (hdr->info_len == 1) {
/* minimum ROM */
struct csrreg *reg;
reg = (struct csrreg *)hdr;
printf("verndor ID: 0x%06x\n", reg->val);
return;
}
printf("info_len=%d crc_len=%d crc=0x%04x",
hdr->info_len, hdr->crc_len, hdr->crc);
crc = crom_crc(crom_buf+1, hdr->crc_len);
if (crc == hdr->crc)
printf("(OK)\n");
else
printf("(NG)\n");
parse_bus_info_block(crom_buf+1, hdr->info_len);
crom_init_context(&cc, crom_buf);
dir = cc.stack[0].dir;
printf("root_directory: len=0x%04x(%d) crc=0x%04x",
dir->crc_len, dir->crc_len, dir->crc);
crc = crom_crc((u_int32_t *)&dir->entry[0], dir->crc_len);
if (crc == dir->crc)
printf("(OK)\n");
else
printf("(NG)\n");
if (dir->crc_len < 1)
return;
while (cc.depth >= 0) {
desc = crom_desc(&cc, info, sizeof(info));
reg = crom_get(&cc);
for (i = 0; i < cc.depth; i++)
printf("\t");
printf("%02x(%c:%02x) %06x %s: %s\n",
reg->key,
key_types[(reg->key & CSRTYPE_MASK)>>6],
reg->key & CSRKEY_MASK, reg->val,
desc, info);
crom_next(&cc);
}
}
#define DUMP_FORMAT "%08x %08x %08x %08x %08x %08x %08x %08x\n"
static void
dump_crom(u_int32_t *p)
{
int len=1024, i;
for (i = 0; i < len/(4*8); i ++) {
printf(DUMP_FORMAT,
p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
p += 8;
}
}
static void
load_crom(char *filename, u_int32_t *p)
{
FILE *file;
int len=1024, i;
if ((file = fopen(filename, "r")) == NULL)
err(1, "load_crom");
for (i = 0; i < len/(4*8); i ++) {
fscanf(file, DUMP_FORMAT,
p, p+1, p+2, p+3, p+4, p+5, p+6, p+7);
p += 8;
}
}
static void
show_topology_map(int fd)
{
struct fw_topology_map *tmap;
union fw_self_id sid;
int i;
static char *port_status[] = {" ", "-", "P", "C"};
static char *pwr_class[] = {" 0W", "15W", "30W", "45W",
"-1W", "-2W", "-5W", "-9W"};
static char *speed[] = {"S100", "S200", "S400", "S800"};
tmap = malloc(sizeof(struct fw_topology_map));
if (tmap == NULL)
return;
if (ioctl(fd, FW_GTPMAP, tmap) < 0) {
err(1, "ioctl");
}
printf("crc_len: %d generation:%d node_count:%d sid_count:%d\n",
tmap->crc_len, tmap->generation,
tmap->node_count, tmap->self_id_count);
printf("id link gap_cnt speed delay cIRM power port0 port1 port2"
" ini more\n");
for (i = 0; i < tmap->crc_len - 2; i++) {
sid = tmap->self_id[i];
if (sid.p0.sequel) {
printf("%02d sequel packet\n", sid.p0.phy_id);
continue;
}
printf("%02d %2d %2d %4s %d %d %3s"
" %s %s %s %d %d\n",
sid.p0.phy_id,
sid.p0.link_active,
sid.p0.gap_count,
speed[sid.p0.phy_speed],
sid.p0.phy_delay,
sid.p0.contender,
pwr_class[sid.p0.power_class],
port_status[sid.p0.port0],
port_status[sid.p0.port1],
port_status[sid.p0.port2],
sid.p0.initiated_reset,
sid.p0.more_packets
);
}
free(tmap);
}
int
main(int argc, char **argv)
{
char devname[256];
u_int32_t crom_buf[1024/4];
int fd, i, tmp, ch, len=1024;
for (i = 0; i < 4; i++) {
snprintf(devname, sizeof(devname), "/dev/fw%d", i);
if ((fd = open(devname, O_RDWR)) >= 0)
break;
}
if (fd < 0)
err(1, "open");
if (argc < 2) {
list_dev(fd);
}
while ((ch = getopt(argc, argv, "g:o:s:b:rtc:d:l:R:S:")) != -1)
switch(ch) {
case 'g':
tmp = strtol(optarg, NULL, 0);
send_phy_config(fd, -1, tmp);
break;
case 'o':
tmp = strtol(optarg, NULL, 0);
send_link_on(fd, tmp);
break;
case 's':
tmp = strtol(optarg, NULL, 0);
reset_start(fd, 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 '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;
#define TAG (1<<6)
#define CHANNEL 63
case 'R':
dvrecv(fd, optarg, TAG | CHANNEL, -1);
break;
case 'S':
dvsend(fd, optarg, TAG | CHANNEL, -1);
break;
default:
usage();
}
return 0;
}
