NetBSD/sbin/atactl/atactl.c

540 lines
13 KiB
C

/* $NetBSD: atactl.c,v 1.3 1998/11/23 23:02:58 kenh Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ken Hornstein.
*
* 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 the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
/*
* wdctl(8) - a program to control wd (aka ATA) devices.
*/
#include <sys/param.h>
#include <sys/ioctl.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <util.h>
#include <dev/ata/atareg.h>
#include <dev/ic/wdcreg.h>
#include <sys/ataio.h>
struct command {
const char *cmd_name;
void (*cmd_func) __P((int, char *[]));
};
struct bitinfo {
u_int bitmask;
const char *string;
};
int main __P((int, char *[]));
void usage __P((void));
void ata_command __P((struct atareq *));
void print_bitinfo __P((const char *, u_int, struct bitinfo *));
int fd; /* file descriptor for device */
const char *dvname; /* device name */
char dvname_store[MAXPATHLEN]; /* for opendisk(3) */
const char *cmdname; /* command user issued */
extern const char *__progname; /* from crt0.o */
void device_identify __P((int, char *[]));
void device_setidle __P((int, char *[]));
void device_idle __P((int, char *[]));
void device_checkpower __P((int, char *[]));
struct command commands[] = {
{ "identify", device_identify },
{ "setidle", device_setidle },
{ "setstandby", device_setidle },
{ "idle", device_idle },
{ "standby", device_idle },
{ "sleep", device_idle },
{ "checkpower", device_checkpower },
{ NULL, NULL },
};
/*
* Tables containing bitmasks used for error reporting and
* device identification.
*/
struct bitinfo ata_caps[] = {
{ ATA_CAP_STBY, "ATA standby timer values" },
{ WDC_CAP_IORDY, "IORDY operation" },
{ WDC_CAP_IORDY_DSBL, "IORDY disabling" },
{ NULL, NULL },
};
struct bitinfo ata_vers[] = {
{ WDC_VER_ATA1, "ATA-1" },
{ WDC_VER_ATA2, "ATA-2" },
{ WDC_VER_ATA3, "ATA-3" },
{ WDC_VER_ATA4, "ATA-4" },
{ NULL, NULL },
};
struct bitinfo ata_cmd_set1[] = {
{ WDC_CMD1_NOP, "NOP command" },
{ WDC_CMD1_RB, "READ BUFFER command" },
{ WDC_CMD1_WB, "WRITE BUFFER command" },
{ WDC_CMD1_HPA, "Host Protected Area feature set" },
{ WDC_CMD1_DVRST, "DEVICE RESET command" },
{ WDC_CMD1_SRV, "SERVICE interrupt" },
{ WDC_CMD1_RLSE, "release interrupt" },
{ WDC_CMD1_AHEAD, "look-ahead" },
{ WDC_CMD1_CACHE, "write cache" },
{ WDC_CMD1_PKT, "PACKET command feature set" },
{ WDC_CMD1_PM, "Power Management feature set" },
{ WDC_CMD1_REMOV, "Removable Media feature set" },
{ WDC_CMD1_SEC, "Security Mode feature set" },
{ WDC_CMD1_SMART, "SMART feature set" },
{ NULL, NULL },
};
struct bitinfo ata_cmd_set2[] = {
{ WDC_CMD2_RMSN, "Removable Media Status Notification feature set" },
{ ATA_CMD2_APM, "Advanced Power Management feature set" },
{ ATA_CMD2_CFA, "CFA feature set" },
{ ATA_CMD2_RWQ, "READ/WRITE DMS QUEUED commands" },
{ WDC_CMD2_DM, "DOWNLOAD MICROCODE command" },
{ NULL, NULL },
};
int
main(argc, argv)
int argc;
char *argv[];
{
int i;
/* Must have at least: device command */
if (argc < 3)
usage();
/* Skip program name, get and skip device name and command. */
dvname = argv[1];
cmdname = argv[2];
argv += 3;
argc -= 3;
/*
* Open the device
*/
fd = opendisk(dvname, O_RDWR, dvname_store, sizeof(dvname_store), 0);
if (fd == -1) {
if (errno == ENOENT) {
/*
* Device doesn't exist. Probably trying to open
* a device which doesn't use disk semantics for
* device name. Try again, specifying "cooked",
* which leaves off the "r" in front of the device's
* name.
*/
fd = opendisk(dvname, O_RDWR, dvname_store,
sizeof(dvname_store), 1);
if (fd == -1)
err(1, "%s", dvname);
}
err(1, "%s", dvname);
}
/*
* Point the dvname at the actual device name that opendisk() opened.
*/
dvname = dvname_store;
/* Look up and call the command. */
for (i = 0; commands[i].cmd_name != NULL; i++)
if (strcmp(cmdname, commands[i].cmd_name) == 0)
break;
if (commands[i].cmd_name == NULL)
errx(1, "unknown command: %s\n", cmdname);
(*commands[i].cmd_func)(argc, argv);
exit(0);
}
void
usage()
{
fprintf(stderr, "usage: %s device command [arg [...]]\n",
__progname);
exit(1);
}
/*
* Wrapper that calls ATAIOCCOMMAND and checks for errors
*/
void
ata_command(req)
struct atareq *req;
{
int error;
error = ioctl(fd, ATAIOCCOMMAND, req);
if (error == -1)
err(1, "ATAIOCCOMMAND failed");
switch (req->retsts) {
case ATACMD_OK:
return;
case ATACMD_TIMEOUT:
fprintf(stderr, "ATA command timed out\n");
exit(1);
case ATACMD_DF:
fprintf(stderr, "ATA device returned a Device Fault\n");
exit(1);
case ATACMD_ERROR:
if (req->error & WDCE_ABRT)
fprintf(stderr, "ATA device returned Aborted "
"Command\n");
else
fprintf(stderr, "ATA device returned error register "
"%0x\n", req->error);
exit(1);
default:
fprintf(stderr, "ATAIOCCOMMAND returned unknown result code "
"%d\n", req->retsts);
exit(1);
}
}
/*
* Print out strings associated with particular bitmasks
*/
void
print_bitinfo(f, bits, binfo)
const char *f;
u_int bits;
struct bitinfo *binfo;
{
for (; binfo->bitmask != NULL; binfo++)
if (bits & binfo->bitmask)
printf(f, binfo->string);
}
/*
* DEVICE COMMANDS
*/
/*
* device_identify:
*
* Display the identity of the device
*/
void
device_identify(argc, argv)
int argc;
char *argv[];
{
struct ataparams *inqbuf;
struct atareq req;
unsigned char inbuf[DEV_BSIZE];
#if BYTE_ORDER == LITTLE_ENDIAN
int i;
u_int16_t *p;
#endif
/* No arguments. */
if (argc != 0)
goto usage;
memset(&inbuf, 0, sizeof(inbuf));
memset(&req, 0, sizeof(req));
inqbuf = (struct ataparams *) inbuf;
req.flags = ATACMD_READ;
req.command = WDCC_IDENTIFY;
req.databuf = (caddr_t) inbuf;
req.datalen = sizeof(inbuf);
req.timeout = 1000;
ata_command(&req);
#if BYTE_ORDER == LITTLE_ENDIAN
/*
* On little endian machines, we need to shuffle the string
* byte order. However, we don't have to do this for NEC or
* Mitsumi ATAPI devices
*/
if (!((inqbuf->atap_config & WDC_CFG_ATAPI_MASK) == WDC_CFG_ATAPI &&
((inqbuf->atap_model[0] == 'N' &&
inqbuf->atap_model[1] == 'E') ||
(inqbuf->atap_model[0] == 'F' &&
inqbuf->atap_model[1] == 'X')))) {
for (i = 0 ; i < sizeof(inqbuf->atap_model); i += 2) {
p = (u_short *) (inqbuf->atap_model + i);
*p = ntohs(*p);
}
for (i = 0 ; i < sizeof(inqbuf->atap_serial); i += 2) {
p = (u_short *) (inqbuf->atap_serial + i);
*p = ntohs(*p);
}
for (i = 0 ; i < sizeof(inqbuf->atap_revision); i += 2) {
p = (u_short *) (inqbuf->atap_revision + i);
*p = ntohs(*p);
}
}
#endif
/*
* Strip blanks off of the info strings. Yuck, I wish this was
* cleaner.
*/
if (inqbuf->atap_model[sizeof(inqbuf->atap_model) - 1] == ' ') {
inqbuf->atap_model[sizeof(inqbuf->atap_model) - 1] = '\0';
while (inqbuf->atap_model[strlen(inqbuf->atap_model) - 1] == ' ')
inqbuf->atap_model[strlen(inqbuf->atap_model) - 1] = '\0';
}
if (inqbuf->atap_revision[sizeof(inqbuf->atap_revision) - 1] == ' ') {
inqbuf->atap_revision[sizeof(inqbuf->atap_revision) - 1] = '\0';
while (inqbuf->atap_revision[strlen(inqbuf->atap_revision) - 1] == ' ')
inqbuf->atap_revision[strlen(inqbuf->atap_revision) - 1] = '\0';
}
if (inqbuf->atap_serial[sizeof(inqbuf->atap_serial) - 1] == ' ') {
inqbuf->atap_serial[sizeof(inqbuf->atap_serial) - 1] = '\0';
while (inqbuf->atap_serial[strlen(inqbuf->atap_serial) - 1] == ' ')
inqbuf->atap_serial[strlen(inqbuf->atap_serial) - 1] = '\0';
}
printf("Model: %.*s, Rev: %.*s, Serial #: %.*s\n",
(int) sizeof(inqbuf->atap_model), inqbuf->atap_model,
(int) sizeof(inqbuf->atap_revision), inqbuf->atap_revision,
(int) sizeof(inqbuf->atap_serial), inqbuf->atap_serial);
printf("Device type: %s, %s\n", inqbuf->atap_config & WDC_CFG_ATAPI ?
"ATAPI" : "ATA", inqbuf->atap_config & ATA_CFG_FIXED ? "fixed" :
"removable");
if ((inqbuf->atap_config & WDC_CFG_ATAPI_MASK) == 0)
printf("Cylinders: %d, heads: %d, sec/track: %d, total "
"sectors: %d\n", inqbuf->atap_cylinders,
inqbuf->atap_heads, inqbuf->atap_sectors,
(inqbuf->atap_capacity[1] << 16) |
inqbuf->atap_capacity[0]);
if (inqbuf->atap_queuedepth & WDC_QUEUE_DEPTH_MASK)
printf("Device supports command queue depth of %d\n",
inqbuf->atap_queuedepth & 0xf);
printf("Device capabilities:\n");
print_bitinfo("\t%s\n", inqbuf->atap_capabilities1, ata_caps);
if (inqbuf->atap_ata_major != 0 && inqbuf->atap_ata_major != 0xffff) {
printf("Device supports following standards:\n");
print_bitinfo("%s ", inqbuf->atap_ata_major, ata_vers);
printf("\n");
}
if (inqbuf->atap_cmd_set1 != 0 && inqbuf->atap_cmd_set1 != 0xffff &&
inqbuf->atap_cmd_set2 != 0 && inqbuf->atap_cmd_set2 != 0xffff) {
printf("Command set support:\n");
print_bitinfo("\t%s\n", inqbuf->atap_cmd_set1, ata_cmd_set1);
print_bitinfo("\t%s\n", inqbuf->atap_cmd_set2, ata_cmd_set2);
}
if (inqbuf->atap_cmd_def != 0 && inqbuf->atap_cmd_def != 0xffff) {
printf("Command sets/features enabled:\n");
print_bitinfo("\t%s\n", inqbuf->atap_cmd_set1 &
(WDC_CMD1_SRV | WDC_CMD1_RLSE | WDC_CMD1_AHEAD |
WDC_CMD1_CACHE | WDC_CMD1_SEC | WDC_CMD1_SMART),
ata_cmd_set1);
print_bitinfo("\t%s\n", inqbuf->atap_cmd_set2 &
(WDC_CMD2_RMSN | ATA_CMD2_APM), ata_cmd_set2);
}
return;
usage:
fprintf(stderr, "usage: %s device %s\n", __progname, cmdname);
exit(1);
}
/*
* device idle:
*
* issue the IDLE IMMEDIATE command to the drive
*/
void
device_idle(argc, argv)
int argc;
char *argv[];
{
struct atareq req;
/* No arguments. */
if (argc != 0)
goto usage;
memset(&req, 0, sizeof(req));
if (strcmp(cmdname, "idle") == 0)
req.command = WDCC_IDLE_IMMED;
else if (strcmp(cmdname, "standby") == 0)
req.command = WDCC_STANDBY_IMMED;
else
req.command = WDCC_SLEEP;
req.timeout = 1000;
ata_command(&req);
return;
usage:
fprintf(stderr, "usage: %s device %s\n", __progname, cmdname);
exit(1);
}
/*
* Set the idle timer on the disk. Set it for either idle mode or
* standby mode, depending on how we were invoked.
*/
void
device_setidle(argc, argv)
int argc;
char *argv[];
{
unsigned long idle;
struct atareq req;
char *end;
/* Only one argument */
if (argc != 1)
goto usage;
idle = strtoul(argv[0], &end, 0);
if (*end != '\0') {
fprintf(stderr, "Invalid idle time: \"%s\"\n", argv[0]);
exit(1);
}
if (idle > 19800) {
fprintf(stderr, "Idle time has a maximum value of 5.5 "
"hours\n");
exit(1);
}
if (idle != 0 && idle < 5) {
fprintf(stderr, "Idle timer must be at least 5 seconds\n");
exit(1);
}
memset(&req, 0, sizeof(req));
if (idle <= 240*5)
req.sec_count = idle / 5;
else
req.sec_count = idle / (30*60) + 240;
req.command = cmdname[3] == 's' ? WDCC_STANDBY : WDCC_IDLE;
req.timeout = 1000;
ata_command(&req);
return;
usage:
fprintf(stderr, "usage; %s device %s idle-time\n", __progname,
cmdname);
exit(1);
}
/*
* Query the device for the current power mode
*/
void
device_checkpower(argc, argv)
int argc;
char *argv[];
{
struct atareq req;
/* No arguments. */
if (argc != 0)
goto usage;
memset(&req, 0, sizeof(req));
req.command = WDCC_CHECK_PWR;
req.timeout = 1000;
req.flags = ATACMD_READREG;
ata_command(&req);
printf("Current power status: ");
switch (req.sec_count) {
case 0x00:
printf("Standby mode\n");
break;
case 0x80:
printf("Idle mode\n");
break;
case 0xff:
printf("Active mode\n");
break;
default:
printf("Unknown power code (%02x)\n", req.sec_count);
}
return;
usage:
fprintf(stderr, "usage: %s device %s\n", __progname, cmdname);
exit(1);
}