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freebsd-skq/sbin/atacontrol/atacontrol.c
phk c9d3114663 Fix for a bug I introduced when I cleaned up atacontrol: Don't terminate 
if we are listing devices, a controller might legitimately not be there.

Submitted by:	"Andrey V. Elsukov" <bu7cher@yandex.ru>
2008-05-15 01:25:29 +00:00

597 lines
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/*-
* Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
* 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,
* without modification, immediately at the beginning of the file.
* 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 ``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 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/types.h>
#include <sys/ata.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
static const char *
mode2str(int mode)
{
switch (mode) {
case ATA_PIO: return "BIOSPIO";
case ATA_PIO0: return "PIO0";
case ATA_PIO1: return "PIO1";
case ATA_PIO2: return "PIO2";
case ATA_PIO3: return "PIO3";
case ATA_PIO4: return "PIO4";
case ATA_WDMA2: return "WDMA2";
case ATA_UDMA2: return "UDMA33";
case ATA_UDMA4: return "UDMA66";
case ATA_UDMA5: return "UDMA100";
case ATA_UDMA6: return "UDMA133";
case ATA_SA150: return "SATA150";
case ATA_SA300: return "SATA300";
case ATA_USB: return "USB";
case ATA_USB1: return "USB1";
case ATA_USB2: return "USB2";
case ATA_DMA: return "BIOSDMA";
default: return "???";
}
}
static int
str2mode(char *str)
{
if (!strcasecmp(str, "BIOSPIO")) return ATA_PIO;
if (!strcasecmp(str, "PIO0")) return ATA_PIO0;
if (!strcasecmp(str, "PIO1")) return ATA_PIO1;
if (!strcasecmp(str, "PIO2")) return ATA_PIO2;
if (!strcasecmp(str, "PIO3")) return ATA_PIO3;
if (!strcasecmp(str, "PIO4")) return ATA_PIO4;
if (!strcasecmp(str, "WDMA2")) return ATA_WDMA2;
if (!strcasecmp(str, "UDMA2")) return ATA_UDMA2;
if (!strcasecmp(str, "UDMA33")) return ATA_UDMA2;
if (!strcasecmp(str, "UDMA4")) return ATA_UDMA4;
if (!strcasecmp(str, "UDMA66")) return ATA_UDMA4;
if (!strcasecmp(str, "UDMA5")) return ATA_UDMA5;
if (!strcasecmp(str, "UDMA100")) return ATA_UDMA5;
if (!strcasecmp(str, "UDMA6")) return ATA_UDMA6;
if (!strcasecmp(str, "UDMA133")) return ATA_UDMA6;
if (!strcasecmp(str, "BIOSDMA")) return ATA_DMA;
return -1;
}
static void
usage(void)
{
fprintf(stderr,
"usage: atacontrol <command> args:\n"
" atacontrol list\n"
" atacontrol info channel\n"
" atacontrol attach channel\n"
" atacontrol detach channel\n"
" atacontrol reinit channel\n"
" atacontrol create type [interleave] disk0 ... diskN\n"
" atacontrol delete array\n"
" atacontrol addspare array disk\n"
" atacontrol rebuild array\n"
" atacontrol status array\n"
" atacontrol mode device [mode]\n"
" atacontrol cap device\n"
" atacontrol spindown device [seconds]\n"
);
exit(EX_USAGE);
}
static int
version(int ver)
{
int bit;
if (ver == 0xffff)
return 0;
for (bit = 15; bit >= 0; bit--)
if (ver & (1<<bit))
return bit;
return 0;
}
static void
param_print(struct ata_params *parm)
{
printf("<%.40s/%.8s> ", parm->model, parm->revision);
if (parm->satacapabilities && parm->satacapabilities != 0xffff) {
if (parm->satacapabilities & ATA_SATA_GEN2)
printf("Serial ATA II\n");
else if (parm->satacapabilities & ATA_SATA_GEN1)
printf("Serial ATA v1.0\n");
else
printf("Unknown serial ATA version\n");
}
else
printf("ATA/ATAPI revision %d\n", version(parm->version_major));
}
static void
cap_print(struct ata_params *parm)
{
u_int32_t lbasize = (u_int32_t)parm->lba_size_1 |
((u_int32_t)parm->lba_size_2 << 16);
u_int64_t lbasize48 = ((u_int64_t)parm->lba_size48_1) |
((u_int64_t)parm->lba_size48_2 << 16) |
((u_int64_t)parm->lba_size48_3 << 32) |
((u_int64_t)parm->lba_size48_4 << 48);
printf("\n");
printf("Protocol ");
if (parm->satacapabilities && parm->satacapabilities != 0xffff) {
if (parm->satacapabilities & ATA_SATA_GEN2)
printf("Serial ATA II\n");
else if (parm->satacapabilities & ATA_SATA_GEN1)
printf("Serial ATA v1.0\n");
else
printf("Unknown serial ATA version\n");
}
else
printf("ATA/ATAPI revision %d\n", version(parm->version_major));
printf("device model %.40s\n", parm->model);
printf("serial number %.20s\n", parm->serial);
printf("firmware revision %.8s\n", parm->revision);
printf("cylinders %d\n", parm->cylinders);
printf("heads %d\n", parm->heads);
printf("sectors/track %d\n", parm->sectors);
if (parm->config == ATA_PROTO_CFA ||
(parm->support.command2 & ATA_SUPPORT_CFA))
printf("CFA supported\n");
printf("lba%ssupported ",
parm->capabilities1 & ATA_SUPPORT_LBA ? " " : " not ");
if (lbasize)
printf("%d sectors\n", lbasize);
else
printf("\n");
printf("lba48%ssupported ",
parm->support.command2 & ATA_SUPPORT_ADDRESS48 ? " " : " not ");
if (lbasize48)
printf("%ju sectors\n", (uintmax_t)lbasize48);
else
printf("\n");
printf("dma%ssupported\n",
parm->capabilities1 & ATA_SUPPORT_DMA ? " " : " not ");
printf("overlap%ssupported\n",
parm->capabilities1 & ATA_SUPPORT_OVERLAP ? " " : " not ");
printf("\nFeature "
"Support Enable Value Vendor\n");
printf("write cache %s %s\n",
parm->support.command1 & ATA_SUPPORT_WRITECACHE ? "yes" : "no",
parm->enabled.command1 & ATA_SUPPORT_WRITECACHE ? "yes" : "no");
printf("read ahead %s %s\n",
parm->support.command1 & ATA_SUPPORT_LOOKAHEAD ? "yes" : "no",
parm->enabled.command1 & ATA_SUPPORT_LOOKAHEAD ? "yes" : "no");
if (parm->satacapabilities && parm->satacapabilities != 0xffff) {
printf("Native Command Queuing (NCQ) %s %s"
" %d/0x%02X\n",
parm->satacapabilities & ATA_SUPPORT_NCQ ?
"yes" : "no", " -",
(parm->satacapabilities & ATA_SUPPORT_NCQ) ?
ATA_QUEUE_LEN(parm->queue) : 0,
(parm->satacapabilities & ATA_SUPPORT_NCQ) ?
ATA_QUEUE_LEN(parm->queue) : 0);
}
printf("Tagged Command Queuing (TCQ) %s %s %d/0x%02X\n",
parm->support.command2 & ATA_SUPPORT_QUEUED ? "yes" : "no",
parm->enabled.command2 & ATA_SUPPORT_QUEUED ? "yes" : "no",
ATA_QUEUE_LEN(parm->queue), ATA_QUEUE_LEN(parm->queue));
printf("SMART %s %s\n",
parm->support.command1 & ATA_SUPPORT_SMART ? "yes" : "no",
parm->enabled.command1 & ATA_SUPPORT_SMART ? "yes" : "no");
printf("microcode download %s %s\n",
parm->support.command2 & ATA_SUPPORT_MICROCODE ? "yes" : "no",
parm->enabled.command2 & ATA_SUPPORT_MICROCODE ? "yes" : "no");
printf("security %s %s\n",
parm->support.command1 & ATA_SUPPORT_SECURITY ? "yes" : "no",
parm->enabled.command1 & ATA_SUPPORT_SECURITY ? "yes" : "no");
printf("power management %s %s\n",
parm->support.command1 & ATA_SUPPORT_POWERMGT ? "yes" : "no",
parm->enabled.command1 & ATA_SUPPORT_POWERMGT ? "yes" : "no");
printf("advanced power management %s %s %d/0x%02X\n",
parm->support.command2 & ATA_SUPPORT_APM ? "yes" : "no",
parm->enabled.command2 & ATA_SUPPORT_APM ? "yes" : "no",
parm->apm_value, parm->apm_value);
printf("automatic acoustic management %s %s "
"%d/0x%02X %d/0x%02X\n",
parm->support.command2 & ATA_SUPPORT_AUTOACOUSTIC ? "yes" :"no",
parm->enabled.command2 & ATA_SUPPORT_AUTOACOUSTIC ? "yes" :"no",
ATA_ACOUSTIC_CURRENT(parm->acoustic),
ATA_ACOUSTIC_CURRENT(parm->acoustic),
ATA_ACOUSTIC_VENDOR(parm->acoustic),
ATA_ACOUSTIC_VENDOR(parm->acoustic));
}
static void
ata_cap_print(int fd)
{
struct ata_params params;
if (ioctl(fd, IOCATAGPARM, &params) < 0)
err(1, "ioctl(IOCATAGPARM)");
cap_print(&params);
}
static void
info_print(int fd, int channel, int prchan)
{
struct ata_ioc_devices devices;
devices.channel = channel;
if (ioctl(fd, IOCATADEVICES, &devices) < 0) {
if (!prchan)
err(1, "ioctl(IOCATADEVICES)");
return;
}
if (prchan)
printf("ATA channel %d:\n", channel);
printf("%sMaster: ", prchan ? " " : "");
if (*devices.name[0]) {
printf("%4.4s ", devices.name[0]);
param_print(&devices.params[0]);
}
else
printf(" no device present\n");
printf("%sSlave: ", prchan ? " " : "");
if (*devices.name[1]) {
printf("%4.4s ", devices.name[1]);
param_print(&devices.params[1]);
}
else
printf(" no device present\n");
}
static void
ata_spindown(int fd, const char *dev, const char *arg)
{
int tmo;
if (arg != NULL) {
tmo = strtoul(arg, NULL, 0);
if (ioctl(fd, IOCATASSPINDOWN, &tmo) < 0)
err(1, "ioctl(IOCATASSPINDOWN)");
} else {
if (ioctl(fd, IOCATAGSPINDOWN, &tmo) < 0)
err(1, "ioctl(IOCATAGSPINDOWN)");
if (tmo == 0)
printf("%s: idle spin down disabled\n", dev);
else
printf("%s: spin down after %d seconds idle\n",
dev, tmo);
}
}
static int
open_dev(const char *arg, int mode)
{
int disk, fd;
char device[64];
if (!(sscanf(arg, "ad%d", &disk) == 1 ||
sscanf(arg, "acd%d", &disk) == 1 ||
sscanf(arg, "afd%d", &disk) == 1 ||
sscanf(arg, "ast%d", &disk) == 1)) {
fprintf(stderr, "atacontrol: Invalid device %s\n", arg);
exit(EX_USAGE);
}
sprintf(device, "/dev/%s", arg);
if ((fd = open(device, mode)) < 0)
err(1, "device not found");
return (fd);
}
static int
ar_arg(const char *arg)
{
int array;
if (!(sscanf(arg, "ar%d", &array) == 1)) {
fprintf(stderr, "atacontrol: Invalid array %s\n", arg);
exit(EX_USAGE);
}
return (array);
}
static int
ata_arg(const char *arg)
{
int channel;
if (!(sscanf(arg, "ata%d", &channel) == 1)) {
fprintf(stderr, "atacontrol: Invalid channel %s\n", arg);
exit(EX_USAGE);
}
return (channel);
}
int
main(int argc, char **argv)
{
int fd, mode, channel, array;
if (argc < 2)
usage();
if (!strcmp(argv[1], "mode") && (argc == 3 || argc == 4)) {
fd = open_dev(argv[2], O_RDONLY);
if (argc == 4) {
mode = str2mode(argv[3]);
if (ioctl(fd, IOCATASMODE, &mode) < 0)
warn("ioctl(IOCATASMODE)");
}
if (argc == 3 || argc == 4) {
if (ioctl(fd, IOCATAGMODE, &mode) < 0)
err(1, "ioctl(IOCATAGMODE)");
printf("current mode = %s\n", mode2str(mode));
}
exit(EX_OK);
}
if (!strcmp(argv[1], "cap") && argc == 3) {
fd = open_dev(argv[2], O_RDONLY);
ata_cap_print(fd);
exit(EX_OK);
}
if (!strcmp(argv[1], "spindown") && (argc == 3 || argc == 4)) {
fd = open_dev(argv[2], O_RDONLY);
ata_spindown(fd, argv[2], argv[3]);
exit(EX_OK);
}
if ((fd = open("/dev/ata", O_RDWR)) < 0)
err(1, "control device not found");
if (!strcmp(argv[1], "list") && argc == 2) {
int maxchannel;
if (ioctl(fd, IOCATAGMAXCHANNEL, &maxchannel) < 0)
err(1, "ioctl(IOCATAGMAXCHANNEL)");
for (channel = 0; channel < maxchannel; channel++)
info_print(fd, channel, 1);
exit(EX_OK);
}
if (!strcmp(argv[1], "info") && argc == 3) {
channel = ata_arg(argv[2]);
info_print(fd, channel, 0);
exit(EX_OK);
}
if (!strcmp(argv[1], "detach") && argc == 3) {
channel = ata_arg(argv[2]);
if (ioctl(fd, IOCATADETACH, &channel) < 0)
err(1, "ioctl(IOCATADETACH)");
exit(EX_OK);
}
if (!strcmp(argv[1], "attach") && argc == 3) {
channel = ata_arg(argv[2]);
if (ioctl(fd, IOCATAATTACH, &channel) < 0)
err(1, "ioctl(IOCATAATTACH)");
info_print(fd, channel, 0);
exit(EX_OK);
}
if (!strcmp(argv[1], "reinit") && argc == 3) {
channel = ata_arg(argv[2]);
if (ioctl(fd, IOCATAREINIT, &channel) < 0)
warn("ioctl(IOCATAREINIT)");
info_print(fd, channel, 0);
exit(EX_OK);
}
if (!strcmp(argv[1], "create")) {
int disk, dev, offset;
struct ata_ioc_raid_config config;
bzero(&config, sizeof(config));
if (argc > 2) {
if (!strcasecmp(argv[2], "RAID0") ||
!strcasecmp(argv[2], "stripe"))
config.type = AR_RAID0;
if (!strcasecmp(argv[2], "RAID1") ||
!strcasecmp(argv[2],"mirror"))
config.type = AR_RAID1;
if (!strcasecmp(argv[2], "RAID0+1") ||
!strcasecmp(argv[2],"RAID10"))
config.type = AR_RAID01;
if (!strcasecmp(argv[2], "RAID5"))
config.type = AR_RAID5;
if (!strcasecmp(argv[2], "SPAN"))
config.type = AR_SPAN;
if (!strcasecmp(argv[2], "JBOD"))
config.type = AR_JBOD;
}
if (!config.type) {
fprintf(stderr, "atacontrol: Invalid RAID type %s\n",
argv[2]);
fprintf(stderr, "atacontrol: Valid RAID types: \n");
fprintf(stderr, " stripe | mirror | "
"RAID0 | RAID1 | RAID0+1 | RAID5 | "
"SPAN | JBOD\n");
exit(EX_USAGE);
}
if (config.type == AR_RAID0 ||
config.type == AR_RAID01 ||
config.type == AR_RAID5) {
if (argc < 4 ||
!sscanf(argv[3], "%d", &config.interleave) == 1) {
fprintf(stderr,
"atacontrol: Invalid interleave %s\n",
argv[3]);
exit(EX_USAGE);
}
offset = 4;
}
else
offset = 3;
for (disk = 0; disk < 16 && (offset + disk) < argc; disk++) {
if (!(sscanf(argv[offset + disk], "ad%d", &dev) == 1)) {
fprintf(stderr,
"atacontrol: Invalid disk %s\n",
argv[offset + disk]);
exit(EX_USAGE);
}
config.disks[disk] = dev;
}
if ((config.type == AR_RAID1 || config.type == AR_RAID01) &&
disk < 2) {
fprintf(stderr, "atacontrol: At least 2 disks must be "
"specified\n");
exit(EX_USAGE);
}
config.total_disks = disk;
if (ioctl(fd, IOCATARAIDCREATE, &config) < 0)
err(1, "ioctl(IOCATARAIDCREATE)");
else
printf("ar%d created\n", config.lun);
exit(EX_OK);
}
if (!strcmp(argv[1], "delete") && argc == 3) {
array = ar_arg(argv[2]);
if (ioctl(fd, IOCATARAIDDELETE, &array) < 0)
warn("ioctl(IOCATARAIDDELETE)");
exit(EX_OK);
}
if (!strcmp(argv[1], "addspare") && argc == 4) {
struct ata_ioc_raid_config config;
config.lun = ar_arg(argv[2]);
if (!(sscanf(argv[3], "ad%d", &config.disks[0]) == 1)) {
fprintf(stderr,
"atacontrol: Invalid disk %s\n", argv[3]);
usage();
}
if (ioctl(fd, IOCATARAIDADDSPARE, &config) < 0)
warn("ioctl(IOCATARAIDADDSPARE)");
exit(EX_OK);
}
if (!strcmp(argv[1], "rebuild") && argc == 3) {
array = ar_arg(argv[2]);
if (ioctl(fd, IOCATARAIDREBUILD, &array) < 0)
warn("ioctl(IOCATARAIDREBUILD)");
else {
char buffer[128];
sprintf(buffer, "/usr/bin/nice -n 20 /bin/dd "
"if=/dev/ar%d of=/dev/null bs=1m &",
array);
if (system(buffer))
warn("background dd");
}
exit(EX_OK);
}
if (!strcmp(argv[1], "status") && argc == 3) {
struct ata_ioc_raid_status status;
int i, lun, state;
status.lun = ar_arg(argv[2]);
if (ioctl(fd, IOCATARAIDSTATUS, &status) < 0)
err(1, "ioctl(IOCATARAIDSTATUS)");
printf("ar%d: ATA ", status.lun);
switch (status.type) {
case AR_RAID0:
printf("RAID0 stripesize=%d", status.interleave);
break;
case AR_RAID1:
printf("RAID1");
break;
case AR_RAID01:
printf("RAID0+1 stripesize=%d", status.interleave);
break;
case AR_RAID5:
printf("RAID5 stripesize=%d", status.interleave);
break;
case AR_JBOD:
printf("JBOD");
break;
case AR_SPAN:
printf("SPAN");
break;
}
printf(" status: ");
switch (status.status) {
case AR_READY:
printf("READY\n");
break;
case AR_READY | AR_DEGRADED:
printf("DEGRADED\n");
break;
case AR_READY | AR_DEGRADED | AR_REBUILDING:
printf("REBUILDING %d%% completed\n",
status.progress);
break;
default:
printf("BROKEN\n");
}
printf(" subdisks:\n");
for (i = 0; i < status.total_disks; i++) {
printf(" %2d ", i);
lun = status.disks[i].lun;
state = status.disks[i].state;
if (lun < 0)
printf("---- ");
else
printf("ad%-2d ", lun);
if (state & AR_DISK_ONLINE)
printf("ONLINE");
else if (state & AR_DISK_SPARE)
printf("SPARE");
else if (state & AR_DISK_PRESENT)
printf("OFFLINE");
else
printf("MISSING");
printf("\n");
}
exit(EX_OK);
}
usage();
exit(EX_OK);
}
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