diff options
author | Scott Long <scottl@FreeBSD.org> | 2004-02-07 03:51:20 +0000 |
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committer | Scott Long <scottl@FreeBSD.org> | 2004-02-07 03:51:20 +0000 |
commit | 1e6466b61eba73034845323c0ad6eaf4044476c9 (patch) | |
tree | 772cbfaeb6f9538a662060b9f8e894ca618c03c6 | |
parent | 746e9c8540731bad5263c56bf9cd8558de017aef (diff) | |
download | src-1e6466b61eba73034845323c0ad6eaf4044476c9.tar.gz src-1e6466b61eba73034845323c0ad6eaf4044476c9.zip |
Add a simple tool for checking the queue stats in the aac(4) driver. The
ioctl interface for this has been here for years, so it might as well get
used.
Notes
Notes:
svn path=/head/; revision=125550
-rw-r--r-- | tools/tools/aac/Makefile | 12 | ||||
-rw-r--r-- | tools/tools/aac/aac_checkq.c | 76 |
2 files changed, 88 insertions, 0 deletions
diff --git a/tools/tools/aac/Makefile b/tools/tools/aac/Makefile new file mode 100644 index 000000000000..49aac6812d2c --- /dev/null +++ b/tools/tools/aac/Makefile @@ -0,0 +1,12 @@ +# $FreeBSD$ +BINDIR= /usr/local/bin + +ALL= aac_checkq + +all: $(ALL) + +aac_checkq: aac_checkq.c + ${CC} -o aac_checkq aac_checkq.c + +install: ${ALL} + ${INSTALL} aac_checkq ${DESTDIR}${BINDIR} diff --git a/tools/tools/aac/aac_checkq.c b/tools/tools/aac/aac_checkq.c new file mode 100644 index 000000000000..9fb79be0f54b --- /dev/null +++ b/tools/tools/aac/aac_checkq.c @@ -0,0 +1,76 @@ +/*- + * Copyright (c) 2004 Scott Long + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + */ + +#include <stdio.h> +#include <errno.h> +#include <sys/types.h> +#include <sys/fcntl.h> +#include <sys/ioctl.h> +#include "/sys/dev/aac/aac_ioctl.h" + +__FBSDID("$FreeBSD$"); + +/* + * Simple program to print out the queue stats on the given queue index. + * See /sys/dev/aac/aac_ioctl.h for the definitions of each queue index. + */ + +void +usage(void) +{ + printf("Usage: aac_checkq <queue_number>\n"); + exit(1); +} + +int +main(int argc, char **argv) +{ + union aac_statrequest sr; + int fd, retval, queue; + + if (argc != 2) + usage(); + + fd = open("/dev/aac0", O_RDWR); + if (fd == -1) { + printf("couldn't open aac0: %s\n", strerror(errno)); + return (-1); + } + + queue = atoi(argv[1]); + printf("Getting stats for queue %d\n", queue); + bzero(&sr, sizeof(union aac_statrequest)); + sr.as_item = queue; + retval = ioctl(fd, AACIO_STATS, &sr); + if (retval == -1) { + printf("error on ioctl: %s\n", strerror(errno)); + return (-1); + } + + printf("length= %d, max= %d\n",sr.as_qstat.q_length, sr.as_qstat.q_max); + + close(fd); + return 0; +} |