hush/miscutils/hdparm.c

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/* vi: set sw=4 ts=4: */
/*
* hdparm implementation for busybox
*
2003-11-28 22:55:03 +00:00
* Copyright (C) [2003] by [Matteo Croce] <3297627799@wind.it>
* Hacked by Tito <farmatito@tiscali.it> for size optimization.
*
2006-04-16 20:38:26 +00:00
* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
*
* This program is based on the source code of hdparm: see below...
* hdparm.c - Command line interface to get/set hard disk parameters
* - by Mark Lord (C) 1994-2002 -- freely distributable
*/
#include "busybox.h"
#include <linux/hdreg.h>
/* device types */
/* ------------ */
#define NO_DEV 0xffff
#define ATA_DEV 0x0000
#define ATAPI_DEV 0x0001
/* word definitions */
/* ---------------- */
#define GEN_CONFIG 0 /* general configuration */
#define LCYLS 1 /* number of logical cylinders */
#define CONFIG 2 /* specific configuration */
#define LHEADS 3 /* number of logical heads */
#define TRACK_BYTES 4 /* number of bytes/track (ATA-1) */
#define SECT_BYTES 5 /* number of bytes/sector (ATA-1) */
#define LSECTS 6 /* number of logical sectors/track */
#define START_SERIAL 10 /* ASCII serial number */
#define LENGTH_SERIAL 10 /* 10 words (20 bytes or characters) */
#define BUF_TYPE 20 /* buffer type (ATA-1) */
#define BUFFER__SIZE 21 /* buffer size (ATA-1) */
#define RW_LONG 22 /* extra bytes in R/W LONG cmd ( < ATA-4)*/
#define START_FW_REV 23 /* ASCII firmware revision */
#define LENGTH_FW_REV 4 /* 4 words (8 bytes or characters) */
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#define START_MODEL 27 /* ASCII model number */
#define LENGTH_MODEL 20 /* 20 words (40 bytes or characters) */
#define SECTOR_XFER_MAX 47 /* r/w multiple: max sectors xfered */
#define DWORD_IO 48 /* can do double-word IO (ATA-1 only) */
#define CAPAB_0 49 /* capabilities */
#define CAPAB_1 50
#define PIO_MODE 51 /* max PIO mode supported (obsolete)*/
#define DMA_MODE 52 /* max Singleword DMA mode supported (obs)*/
#define WHATS_VALID 53 /* what fields are valid */
#define LCYLS_CUR 54 /* current logical cylinders */
#define LHEADS_CUR 55 /* current logical heads */
#define LSECTS_CUR 56 /* current logical sectors/track */
#define CAPACITY_LSB 57 /* current capacity in sectors */
#define CAPACITY_MSB 58
#define SECTOR_XFER_CUR 59 /* r/w multiple: current sectors xfered */
#define LBA_SECTS_LSB 60 /* LBA: total number of user */
#define LBA_SECTS_MSB 61 /* addressable sectors */
#define SINGLE_DMA 62 /* singleword DMA modes */
#define MULTI_DMA 63 /* multiword DMA modes */
#define ADV_PIO_MODES 64 /* advanced PIO modes supported */
/* multiword DMA xfer cycle time: */
#define DMA_TIME_MIN 65 /* - minimum */
#define DMA_TIME_NORM 66 /* - manufacturer's recommended */
/* minimum PIO xfer cycle time: */
#define PIO_NO_FLOW 67 /* - without flow control */
#define PIO_FLOW 68 /* - with IORDY flow control */
#define PKT_REL 71 /* typical #ns from PKT cmd to bus rel */
#define SVC_NBSY 72 /* typical #ns from SERVICE cmd to !BSY */
#define CDR_MAJOR 73 /* CD ROM: major version number */
#define CDR_MINOR 74 /* CD ROM: minor version number */
#define QUEUE_DEPTH 75 /* queue depth */
#define MAJOR 80 /* major version number */
#define MINOR 81 /* minor version number */
#define CMDS_SUPP_0 82 /* command/feature set(s) supported */
#define CMDS_SUPP_1 83
#define CMDS_SUPP_2 84
#define CMDS_EN_0 85 /* command/feature set(s) enabled */
#define CMDS_EN_1 86
#define CMDS_EN_2 87
#define ULTRA_DMA 88 /* ultra DMA modes */
/* time to complete security erase */
#define ERASE_TIME 89 /* - ordinary */
#define ENH_ERASE_TIME 90 /* - enhanced */
#define ADV_PWR 91 /* current advanced power management level
in low byte, 0x40 in high byte. */
#define PSWD_CODE 92 /* master password revision code */
#define HWRST_RSLT 93 /* hardware reset result */
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#define ACOUSTIC 94 /* acoustic mgmt values ( >= ATA-6) */
#define LBA_LSB 100 /* LBA: maximum. Currently only 48 */
#define LBA_MID 101 /* bits are used, but addr 103 */
#define LBA_48_MSB 102 /* has been reserved for LBA in */
#define LBA_64_MSB 103 /* the future. */
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#define RM_STAT 127 /* removable media status notification feature set support */
#define SECU_STATUS 128 /* security status */
#define CFA_PWR_MODE 160 /* CFA power mode 1 */
#define START_MEDIA 176 /* media serial number */
#define LENGTH_MEDIA 20 /* 20 words (40 bytes or characters)*/
#define START_MANUF 196 /* media manufacturer I.D. */
#define LENGTH_MANUF 10 /* 10 words (20 bytes or characters) */
#define INTEGRITY 255 /* integrity word */
/* bit definitions within the words */
/* -------------------------------- */
/* many words are considered valid if bit 15 is 0 and bit 14 is 1 */
#define VALID 0xc000
#define VALID_VAL 0x4000
/* many words are considered invalid if they are either all-0 or all-1 */
#define NOVAL_0 0x0000
#define NOVAL_1 0xffff
/* word 0: gen_config */
#define NOT_ATA 0x8000
#define NOT_ATAPI 0x4000 /* (check only if bit 15 == 1) */
#define MEDIA_REMOVABLE 0x0080
#define DRIVE_NOT_REMOVABLE 0x0040 /* bit obsoleted in ATA 6 */
#define INCOMPLETE 0x0004
#define CFA_SUPPORT_VAL 0x848a /* 848a=CFA feature set support */
#define DRQ_RESPONSE_TIME 0x0060
#define DRQ_3MS_VAL 0x0000
#define DRQ_INTR_VAL 0x0020
#define DRQ_50US_VAL 0x0040
#define PKT_SIZE_SUPPORTED 0x0003
#define PKT_SIZE_12_VAL 0x0000
#define PKT_SIZE_16_VAL 0x0001
#define EQPT_TYPE 0x1f00
#define SHIFT_EQPT 8
#define CDROM 0x0005
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
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static const char * const pkt_str[] = {
"Direct-access device", /* word 0, bits 12-8 = 00 */
"Sequential-access device", /* word 0, bits 12-8 = 01 */
"Printer", /* word 0, bits 12-8 = 02 */
"Processor", /* word 0, bits 12-8 = 03 */
"Write-once device", /* word 0, bits 12-8 = 04 */
"CD-ROM", /* word 0, bits 12-8 = 05 */
"Scanner", /* word 0, bits 12-8 = 06 */
"Optical memory", /* word 0, bits 12-8 = 07 */
"Medium changer", /* word 0, bits 12-8 = 08 */
"Communications device", /* word 0, bits 12-8 = 09 */
"ACS-IT8 device", /* word 0, bits 12-8 = 0a */
"ACS-IT8 device", /* word 0, bits 12-8 = 0b */
"Array controller", /* word 0, bits 12-8 = 0c */
"Enclosure services", /* word 0, bits 12-8 = 0d */
"Reduced block command device", /* word 0, bits 12-8 = 0e */
"Optical card reader/writer", /* word 0, bits 12-8 = 0f */
"", /* word 0, bits 12-8 = 10 */
"", /* word 0, bits 12-8 = 11 */
"", /* word 0, bits 12-8 = 12 */
"", /* word 0, bits 12-8 = 13 */
"", /* word 0, bits 12-8 = 14 */
"", /* word 0, bits 12-8 = 15 */
"", /* word 0, bits 12-8 = 16 */
"", /* word 0, bits 12-8 = 17 */
"", /* word 0, bits 12-8 = 18 */
"", /* word 0, bits 12-8 = 19 */
"", /* word 0, bits 12-8 = 1a */
"", /* word 0, bits 12-8 = 1b */
"", /* word 0, bits 12-8 = 1c */
"", /* word 0, bits 12-8 = 1d */
"", /* word 0, bits 12-8 = 1e */
"Unknown", /* word 0, bits 12-8 = 1f */
};
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static const char * const ata1_cfg_str[] = { /* word 0 in ATA-1 mode */
"Reserved", /* bit 0 */
"hard sectored", /* bit 1 */
"soft sectored", /* bit 2 */
"not MFM encoded ", /* bit 3 */
"head switch time > 15us", /* bit 4 */
"spindle motor control option", /* bit 5 */
"fixed drive", /* bit 6 */
"removable drive", /* bit 7 */
"disk xfer rate <= 5Mbs", /* bit 8 */
"disk xfer rate > 5Mbs, <= 10Mbs", /* bit 9 */
"disk xfer rate > 5Mbs", /* bit 10 */
"rotational speed tol.", /* bit 11 */
"data strobe offset option", /* bit 12 */
"track offset option", /* bit 13 */
"format speed tolerance gap reqd", /* bit 14 */
"ATAPI" /* bit 14 */
};
#endif
/* word 1: number of logical cylinders */
#define LCYLS_MAX 0x3fff /* maximum allowable value */
/* word 2: specific configuration
* (a) require SET FEATURES to spin-up
* (b) require spin-up to fully reply to IDENTIFY DEVICE
*/
#define STBY_NID_VAL 0x37c8 /* (a) and (b) */
#define STBY_ID_VAL 0x738c /* (a) and not (b) */
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#define PWRD_NID_VAL 0x8c73 /* not (a) and (b) */
#define PWRD_ID_VAL 0xc837 /* not (a) and not (b) */
/* words 47 & 59: sector_xfer_max & sector_xfer_cur */
#define SECTOR_XFER 0x00ff /* sectors xfered on r/w multiple cmds*/
#define MULTIPLE_SETTING_VALID 0x0100 /* 1=multiple sector setting is valid */
/* word 49: capabilities 0 */
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#define STD_STBY 0x2000 /* 1=standard values supported (ATA);
0=vendor specific values */
#define IORDY_SUP 0x0800 /* 1=support; 0=may be supported */
#define IORDY_OFF 0x0400 /* 1=may be disabled */
#define LBA_SUP 0x0200 /* 1=Logical Block Address support */
#define DMA_SUP 0x0100 /* 1=Direct Memory Access support */
#define DMA_IL_SUP 0x8000 /* 1=interleaved DMA support (ATAPI) */
#define CMD_Q_SUP 0x4000 /* 1=command queuing support (ATAPI) */
#define OVLP_SUP 0x2000 /* 1=overlap operation support (ATAPI) */
#define SWRST_REQ 0x1000 /* 1=ATA SW reset required (ATAPI, obsolete */
/* word 50: capabilities 1 */
#define MIN_STANDBY_TIMER 0x0001 /* 1=device specific standby timer value minimum */
/* words 51 & 52: PIO & DMA cycle times */
#define MODE 0xff00 /* the mode is in the MSBs */
/* word 53: whats_valid */
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#define OK_W88 0x0004 /* the ultra_dma info is valid */
#define OK_W64_70 0x0002 /* see above for word descriptions */
#define OK_W54_58 0x0001 /* current cyl, head, sector, cap. info valid */
/*word 63,88: dma_mode, ultra_dma_mode*/
#define MODE_MAX 7 /* bit definitions force udma <=7 (when
* udma >=8 comes out it'll have to be
* defined in a new dma_mode word!) */
/* word 64: PIO transfer modes */
#define PIO_SUP 0x00ff /* only bits 0 & 1 are used so far, */
#define PIO_MODE_MAX 8 /* but all 8 bits are defined */
/* word 75: queue_depth */
#define DEPTH_BITS 0x001f /* bits used for queue depth */
/* words 80-81: version numbers */
/* NOVAL_0 or NOVAL_1 means device does not report version */
/* word 81: minor version number */
#define MINOR_MAX 0x22
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
static const char *minor_str[MINOR_MAX+2] = { /* word 81 value: */
"Unspecified", /* 0x0000 */
"ATA-1 X3T9.2 781D prior to rev.4", /* 0x0001 */
"ATA-1 published, ANSI X3.221-1994", /* 0x0002 */
"ATA-1 X3T9.2 781D rev.4", /* 0x0003 */
"ATA-2 published, ANSI X3.279-1996", /* 0x0004 */
"ATA-2 X3T10 948D prior to rev.2k", /* 0x0005 */
"ATA-3 X3T10 2008D rev.1", /* 0x0006 */
"ATA-2 X3T10 948D rev.2k", /* 0x0007 */
"ATA-3 X3T10 2008D rev.0", /* 0x0008 */
"ATA-2 X3T10 948D rev.3", /* 0x0009 */
"ATA-3 published, ANSI X3.298-199x", /* 0x000a */
"ATA-3 X3T10 2008D rev.6", /* 0x000b */
"ATA-3 X3T13 2008D rev.7 and 7a", /* 0x000c */
"ATA/ATAPI-4 X3T13 1153D rev.6", /* 0x000d */
"ATA/ATAPI-4 T13 1153D rev.13", /* 0x000e */
"ATA/ATAPI-4 X3T13 1153D rev.7", /* 0x000f */
"ATA/ATAPI-4 T13 1153D rev.18", /* 0x0010 */
"ATA/ATAPI-4 T13 1153D rev.15", /* 0x0011 */
"ATA/ATAPI-4 published, ANSI INCITS 317-1998", /* 0x0012 */
"ATA/ATAPI-5 T13 1321D rev.3",
"ATA/ATAPI-4 T13 1153D rev.14", /* 0x0014 */
"ATA/ATAPI-5 T13 1321D rev.1", /* 0x0015 */
"ATA/ATAPI-5 published, ANSI INCITS 340-2000", /* 0x0016 */
"ATA/ATAPI-4 T13 1153D rev.17", /* 0x0017 */
"ATA/ATAPI-6 T13 1410D rev.0", /* 0x0018 */
"ATA/ATAPI-6 T13 1410D rev.3a", /* 0x0019 */
"ATA/ATAPI-7 T13 1532D rev.1", /* 0x001a */
"ATA/ATAPI-6 T13 1410D rev.2", /* 0x001b */
"ATA/ATAPI-6 T13 1410D rev.1", /* 0x001c */
"ATA/ATAPI-7 published, ANSI INCITS 397-2005", /* 0x001d */
"ATA/ATAPI-7 T13 1532D rev.0", /* 0x001e */
"Reserved" /* 0x001f */
"Reserved" /* 0x0020 */
"ATA/ATAPI-7 T13 1532D rev.4a", /* 0x0021 */
"ATA/ATAPI-6 published, ANSI INCITS 361-2002", /* 0x0022 */
"Reserved" /* 0x0023-0xfffe*/
};
#endif
static const char actual_ver[MINOR_MAX+2] = {
/* word 81 value: */
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0, /* 0x0000 WARNING: */
1, /* 0x0001 WARNING: */
1, /* 0x0002 WARNING: */
1, /* 0x0003 WARNING: */
2, /* 0x0004 WARNING: This array */
2, /* 0x0005 WARNING: corresponds */
3, /* 0x0006 WARNING: *exactly* */
2, /* 0x0007 WARNING: to the ATA/ */
3, /* 0x0008 WARNING: ATAPI version */
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2, /* 0x0009 WARNING: listed in */
3, /* 0x000a WARNING: the */
3, /* 0x000b WARNING: minor_str */
3, /* 0x000c WARNING: array */
4, /* 0x000d WARNING: above. */
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4, /* 0x000e WARNING: */
4, /* 0x000f WARNING: if you change */
4, /* 0x0010 WARNING: that one, */
4, /* 0x0011 WARNING: change this one */
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4, /* 0x0012 WARNING: too!!! */
5, /* 0x0013 WARNING: */
4, /* 0x0014 WARNING: */
5, /* 0x0015 WARNING: */
5, /* 0x0016 WARNING: */
4, /* 0x0017 WARNING: */
6, /* 0x0018 WARNING: */
6, /* 0x0019 WARNING: */
7, /* 0x001a WARNING: */
6, /* 0x001b WARNING: */
6, /* 0x001c WARNING: */
7, /* 0x001d WARNING: */
7, /* 0x001e WARNING: */
0, /* 0x001f WARNING: */
0, /* 0x0020 WARNING: */
7, /* 0x0021 WARNING: */
6, /* 0x0022 WARNING: */
0 /* 0x0023-0xfffe */
};
/* words 82-84: cmds/feats supported */
#define CMDS_W82 0x77ff /* word 82: defined command locations*/
#define CMDS_W83 0x3fff /* word 83: defined command locations*/
#define CMDS_W84 0x002f /* word 83: defined command locations*/
#define SUPPORT_48_BIT 0x0400
#define NUM_CMD_FEAT_STR 48
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
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static const char * const cmd_feat_str[] = {
"", /* word 82 bit 15: obsolete */
"NOP cmd", /* word 82 bit 14 */
"READ BUFFER cmd", /* word 82 bit 13 */
"WRITE BUFFER cmd", /* word 82 bit 12 */
"", /* word 82 bit 11: obsolete */
"Host Protected Area feature set", /* word 82 bit 10 */
"DEVICE RESET cmd", /* word 82 bit 9 */
"SERVICE interrupt", /* word 82 bit 8 */
"Release interrupt", /* word 82 bit 7 */
"Look-ahead", /* word 82 bit 6 */
"Write cache", /* word 82 bit 5 */
"PACKET command feature set", /* word 82 bit 4 */
"Power Management feature set", /* word 82 bit 3 */
"Removable Media feature set", /* word 82 bit 2 */
"Security Mode feature set", /* word 82 bit 1 */
"SMART feature set", /* word 82 bit 0 */
/* --------------*/
"", /* word 83 bit 15: !valid bit */
"", /* word 83 bit 14: valid bit */
"FLUSH CACHE EXT cmd", /* word 83 bit 13 */
"Mandatory FLUSH CACHE cmd ", /* word 83 bit 12 */
"Device Configuration Overlay feature set ",
"48-bit Address feature set ", /* word 83 bit 10 */
"",
"SET MAX security extension", /* word 83 bit 8 */
"Address Offset Reserved Area Boot", /* word 83 bit 7 */
"SET FEATURES subcommand required to spinup after power up",
"Power-Up In Standby feature set", /* word 83 bit 5 */
"Removable Media Status Notification feature set",
"Adv. Power Management feature set",/* word 83 bit 3 */
"CFA feature set", /* word 83 bit 2 */
"READ/WRITE DMA QUEUED", /* word 83 bit 1 */
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"DOWNLOAD MICROCODE cmd", /* word 83 bit 0 */
/* --------------*/
"", /* word 84 bit 15: !valid bit */
"", /* word 84 bit 14: valid bit */
"", /* word 84 bit 13: reserved */
"", /* word 84 bit 12: reserved */
"", /* word 84 bit 11: reserved */
"", /* word 84 bit 10: reserved */
"", /* word 84 bit 9: reserved */
"", /* word 84 bit 8: reserved */
"", /* word 84 bit 7: reserved */
"", /* word 84 bit 6: reserved */
"General Purpose Logging feature set", /* word 84 bit 5 */
"", /* word 84 bit 4: reserved */
"Media Card Pass Through Command feature set ",
"Media serial number ", /* word 84 bit 2 */
"SMART self-test ", /* word 84 bit 1 */
"SMART error logging " /* word 84 bit 0 */
};
static void identify(uint16_t *id_supplied) ATTRIBUTE_NORETURN;
static void identify_from_stdin(void) ATTRIBUTE_NORETURN;
#else
void identify_from_stdin(void);
#endif
/* words 85-87: cmds/feats enabled */
/* use cmd_feat_str[] to display what commands and features have
* been enabled with words 85-87
*/
/* words 89, 90, SECU ERASE TIME */
#define ERASE_BITS 0x00ff
/* word 92: master password revision */
/* NOVAL_0 or NOVAL_1 means no support for master password revision */
/* word 93: hw reset result */
#define CBLID 0x2000 /* CBLID status */
#define RST0 0x0001 /* 1=reset to device #0 */
#define DEV_DET 0x0006 /* how device num determined */
#define JUMPER_VAL 0x0002 /* device num determined by jumper */
#define CSEL_VAL 0x0004 /* device num determined by CSEL_VAL */
/* word 127: removable media status notification feature set support */
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#define RM_STAT_BITS 0x0003
#define RM_STAT_SUP 0x0001
/* word 128: security */
#define SECU_ENABLED 0x0002
#define SECU_LEVEL 0x0010
#define NUM_SECU_STR 6
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
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static const char * const secu_str[] = {
"supported", /* word 128, bit 0 */
"enabled", /* word 128, bit 1 */
"locked", /* word 128, bit 2 */
"frozen", /* word 128, bit 3 */
"expired: security count", /* word 128, bit 4 */
"supported: enhanced erase" /* word 128, bit 5 */
};
#endif
/* word 160: CFA power mode */
#define VALID_W160 0x8000 /* 1=word valid */
#define PWR_MODE_REQ 0x2000 /* 1=CFA power mode req'd by some cmds*/
#define PWR_MODE_OFF 0x1000 /* 1=CFA power moded disabled */
#define MAX_AMPS 0x0fff /* value = max current in ma */
/* word 255: integrity */
#define SIG 0x00ff /* signature location */
#define SIG_VAL 0x00A5 /* signature value */
#define TIMING_MB 64
#define TIMING_BUF_MB 1
#define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024)
#define TIMING_BUF_COUNT (timing_MB / TIMING_BUF_MB)
#define BUFCACHE_FACTOR 2
#undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */
/* Busybox messages and functions */
static int bb_ioctl(int fd, int request, void *argp, const char *string)
{
int e = ioctl(fd, request, argp);
if (e && string)
bb_perror_msg(" %s", string);
return e;
}
static int bb_ioctl_alt(int fd, int cmd, unsigned char *args, int alt, const char *string)
{
if (!ioctl(fd, cmd, args))
return 0;
args[0] = alt;
return bb_ioctl(fd, cmd, args, string);
}
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static void on_off(unsigned int value);
static void print_flag_on_off(unsigned long get_arg, const char *s, unsigned long arg)
{
if (get_arg) {
printf(" setting %s to %ld", s, arg);
on_off(arg);
}
}
static void bb_ioctl_on_off(int fd, int request, void *argp, const char *string,
const char * str)
{
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if (ioctl(fd, request, &argp) != 0)
bb_perror_msg(" %s", string);
else {
printf(" %s\t= %2ld", str, (unsigned long) argp);
on_off((unsigned long) argp);
}
}
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
static void print_ascii(uint16_t *p, uint8_t length);
static void xprint_ascii(uint16_t *val ,int i, const char *string, int n)
{
if (val[i]) {
printf("\t%-20s", string);
print_ascii(&val[i], n);
}
}
#endif
/* end of busybox specific stuff */
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *have_mode)
{
uint16_t ii;
uint8_t err_dma = 0;
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for (ii = 0; ii <= MODE_MAX; ii++)
{
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if (mode_sel & 0x0001)
{
printf("*%cdma%u ",cc,ii);
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if (*have_mode)
err_dma = 1;
*have_mode = 1;
}
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else if (mode_sup & 0x0001)
printf("%cdma%u ",cc,ii);
mode_sup >>=1;
mode_sel >>=1;
}
return err_dma;
}
static void print_ascii(uint16_t *p, uint8_t length) {
uint8_t ii;
char cl;
/* find first non-space & print it */
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for (ii = 0; ii< length; ii++)
{
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if (((char) 0x00ff&((*p)>>8)) != ' ')
break;
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if ((cl = (char) 0x00ff&(*p)) != ' ')
{
if (cl != '\0') printf("%c",cl);
p++;
ii++;
break;
}
p++;
}
/* print the rest */
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for (; ii< length; ii++)
{
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if (!(*p))
break; /* some older devices have NULLs */
printf("%c%c",(char)0x00ff&((*p)>>8),(char)(*p)&0x00ff);
p++;
}
puts("");
}
// Parse 512 byte disk identification block and print much crap.
static void identify(uint16_t *id_supplied)
{
uint16_t buf[256];
uint16_t *val, ii, jj, kk;
uint16_t like_std = 1, std = 0, min_std = 0xffff;
uint16_t dev = NO_DEV, eqpt = NO_DEV;
uint8_t have_mode = 0, err_dma = 0;
uint8_t chksum = 0;
uint32_t ll, mm, nn, oo;
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uint64_t bbbig; /* (:) */
const char *strng;
// Adjust for endianness if necessary.
if (BB_BIG_ENDIAN) {
swab(id_supplied, buf, sizeof(buf));
val = buf;
} else val = id_supplied;
chksum &= 0xff;
/* check if we recognise the device type */
puts("");
if (!(val[GEN_CONFIG] & NOT_ATA))
{
dev = ATA_DEV;
printf("ATA device, with ");
}
else if (val[GEN_CONFIG]==CFA_SUPPORT_VAL)
{
dev = ATA_DEV;
like_std = 4;
printf("CompactFlash ATA device, with ");
}
else if (!(val[GEN_CONFIG] & NOT_ATAPI))
{
dev = ATAPI_DEV;
eqpt = (val[GEN_CONFIG] & EQPT_TYPE) >> SHIFT_EQPT;
printf("ATAPI %s, with ", pkt_str[eqpt]);
like_std = 3;
}
else
/*"Unknown device type:\n\tbits 15&14 of general configuration word 0 both set to 1.\n"*/
bb_error_msg_and_die("unknown device type");
printf("%sremovable media\n", !(val[GEN_CONFIG] & MEDIA_REMOVABLE) ? "non-" : "");
/* Info from the specific configuration word says whether or not the
* ID command completed correctly. It is only defined, however in
* ATA/ATAPI-5 & 6; it is reserved (value theoretically 0) in prior
* standards. Since the values allowed for this word are extremely
* specific, it should be safe to check it now, even though we don't
* know yet what standard this device is using.
*/
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if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL) ||
(val[CONFIG]==PWRD_NID_VAL) || (val[CONFIG]==PWRD_ID_VAL) )
{
like_std = 5;
if ((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL))
printf("powers-up in standby; SET FEATURES subcmd spins-up.\n");
if (((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE))
printf("\n\tWARNING: ID response incomplete.\n\tFollowing data may be incorrect.\n\n");
}
/* output the model and serial numbers and the fw revision */
xprint_ascii(val, START_MODEL, "Model Number:", LENGTH_MODEL);
xprint_ascii(val, START_SERIAL, "Serial Number:", LENGTH_SERIAL);
xprint_ascii(val, START_FW_REV, "Firmware Revision:", LENGTH_FW_REV);
xprint_ascii(val, START_MEDIA, "Media Serial Num:", LENGTH_MEDIA);
xprint_ascii(val, START_MANUF, "Media Manufacturer:", LENGTH_MANUF);
/* major & minor standards version number (Note: these words were not
* defined until ATA-3 & the CDROM std uses different words.) */
printf("Standards:");
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if (eqpt != CDROM)
{
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if (val[MINOR] && (val[MINOR] <= MINOR_MAX))
{
if (like_std < 3) like_std = 3;
std = actual_ver[val[MINOR]];
if (std) printf("\n\tUsed: %s ",minor_str[val[MINOR]]);
}
/* looks like when they up-issue the std, they obsolete one;
* thus, only the newest 4 issues need be supported. (That's
* what "kk" and "min_std" are all about.) */
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if (val[MAJOR] && (val[MAJOR] !=NOVAL_1))
{
printf("\n\tSupported: ");
jj = val[MAJOR] << 1;
kk = like_std >4 ? like_std-4: 0;
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for (ii = 14; (ii >0)&&(ii>kk); ii--)
{
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if (jj & 0x8000)
{
printf("%u ", ii);
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if (like_std < ii)
{
like_std = ii;
kk = like_std >4 ? like_std-4: 0;
}
if (min_std > ii) min_std = ii;
}
jj <<= 1;
}
if (like_std < 3) like_std = 3;
}
/* Figure out what standard the device is using if it hasn't told
* us. If we know the std, check if the device is using any of
* the words from the next level up. It happens.
*/
if (like_std < std) like_std = std;
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if (((std == 5) || (!std && (like_std < 6))) &&
((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
(( val[CMDS_SUPP_1] & CMDS_W83) > 0x00ff)) ||
((( val[CMDS_SUPP_2] & VALID) == VALID_VAL) &&
( val[CMDS_SUPP_2] & CMDS_W84) ) ) )
{
like_std = 6;
}
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else if (((std == 4) || (!std && (like_std < 5))) &&
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((((val[INTEGRITY] & SIG) == SIG_VAL) && !chksum) ||
(( val[HWRST_RSLT] & VALID) == VALID_VAL) ||
((( val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
(( val[CMDS_SUPP_1] & CMDS_W83) > 0x001f)) ) )
{
like_std = 5;
}
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else if (((std == 3) || (!std && (like_std < 4))) &&
((((val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
((( val[CMDS_SUPP_1] & CMDS_W83) > 0x0000) ||
(( val[CMDS_SUPP_0] & CMDS_W82) > 0x000f))) ||
(( val[CAPAB_1] & VALID) == VALID_VAL) ||
(( val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA]) ||
(( val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP) ) )
{
like_std = 4;
}
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else if (((std == 2) || (!std && (like_std < 3))) &&
((val[CMDS_SUPP_1] & VALID) == VALID_VAL) )
{
like_std = 3;
}
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else if (((std == 1) || (!std && (like_std < 2))) &&
((val[CAPAB_0] & (IORDY_SUP | IORDY_OFF)) ||
(val[WHATS_VALID] & OK_W64_70)) )
{
like_std = 2;
}
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if (!std)
printf("\n\tLikely used: %u\n",like_std);
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else if (like_std > std)
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printf("& some of %u\n",like_std);
else
puts("");
}
else
{
/* TBD: do CDROM stuff more thoroughly. For now... */
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kk = 0;
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if (val[CDR_MINOR] == 9)
{
kk = 1;
printf("\n\tUsed: ATAPI for CD-ROMs, SFF-8020i, r2.5");
}
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if (val[CDR_MAJOR] && (val[CDR_MAJOR] !=NOVAL_1))
{
kk = 1;
printf("\n\tSupported: CD-ROM ATAPI");
jj = val[CDR_MAJOR] >> 1;
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for (ii = 1; ii <15; ii++)
{
if (jj & 0x0001) printf("-%u ", ii);
jj >>= 1;
}
}
printf("%s\n", (!kk) ? "\n\tLikely used CD-ROM ATAPI-1" : "" );
/* the cdrom stuff is more like ATA-2 than anything else, so: */
like_std = 2;
}
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if (min_std == 0xffff)
min_std = like_std > 4 ? like_std - 3 : 1;
printf("Configuration:\n");
/* more info from the general configuration word */
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if ((eqpt != CDROM) && (like_std == 1))
{
jj = val[GEN_CONFIG] >> 1;
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for (ii = 1; ii < 15; ii++)
{
if (jj & 0x0001) printf("\t%s\n",ata1_cfg_str[ii]);
jj >>=1;
}
}
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if (dev == ATAPI_DEV)
{
if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_3MS_VAL)
strng = "3ms";
else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_INTR_VAL)
strng = "<=10ms with INTRQ";
else if ((val[GEN_CONFIG] & DRQ_RESPONSE_TIME) == DRQ_50US_VAL)
strng ="50us";
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else
strng = "Unknown";
printf("\tDRQ response: %s\n\tPacket size: ", strng); /* Data Request (DRQ) */
if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_12_VAL)
strng = "12 bytes";
else if ((val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) == PKT_SIZE_16_VAL)
strng = "16 bytes";
else
strng = "Unknown";
puts(strng);
}
else
{
/* addressing...CHS? See section 6.2 of ATA specs 4 or 5 */
ll = (uint32_t)val[LBA_SECTS_MSB] << 16 | val[LBA_SECTS_LSB];
mm = 0; bbbig = 0;
if ( (ll > 0x00FBFC10) && (!val[LCYLS]))
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printf("\tCHS addressing not supported\n");
else
{
jj = val[WHATS_VALID] & OK_W54_58;
printf("\tLogical\t\tmax\tcurrent\n\tcylinders\t%u\t%u\n\theads\t\t%u\t%u\n\tsectors/track\t%u\t%u\n\t--\n",
val[LCYLS],jj?val[LCYLS_CUR]:0, val[LHEADS],jj?val[LHEADS_CUR]:0, val[LSECTS],jj?val[LSECTS_CUR]:0);
if ((min_std == 1) && (val[TRACK_BYTES] || val[SECT_BYTES]))
printf("\tbytes/track: %u\tbytes/sector: %u\n",val[TRACK_BYTES], val[SECT_BYTES]);
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if (jj)
{
mm = (uint32_t)val[CAPACITY_MSB] << 16 | val[CAPACITY_LSB];
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if (like_std < 3)
{
/* check Endian of capacity bytes */
nn = val[LCYLS_CUR] * val[LHEADS_CUR] * val[LSECTS_CUR];
oo = (uint32_t)val[CAPACITY_LSB] << 16 | val[CAPACITY_MSB];
2006-04-29 16:06:31 +00:00
if (abs(mm - nn) > abs(oo - nn))
mm = oo;
}
printf("\tCHS current addressable sectors:%11u\n",mm);
}
}
/* LBA addressing */
printf("\tLBA user addressable sectors:%11u\n",ll);
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if ( ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) &&
(val[CMDS_SUPP_1] & SUPPORT_48_BIT) )
{
2006-04-29 15:23:33 +00:00
bbbig = (uint64_t)val[LBA_64_MSB] << 48 |
(uint64_t)val[LBA_48_MSB] << 32 |
(uint64_t)val[LBA_MID] << 16 |
val[LBA_LSB] ;
printf("\tLBA48 user addressable sectors:%11"PRIu64"\n",bbbig);
}
if (!bbbig)
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bbbig = (uint64_t)(ll>mm ? ll : mm); /* # 512 byte blocks */
printf("\tdevice size with M = 1024*1024: %11"PRIu64" MBytes\n",bbbig>>11);
bbbig = (bbbig<<9)/1000000;
printf("\tdevice size with M = 1000*1000: %11"PRIu64" MBytes ",bbbig);
if (bbbig > 1000)
printf("(%"PRIu64" GB)\n", bbbig/1000);
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else
puts("");
}
/* hw support of commands (capabilities) */
printf("Capabilities:\n\t");
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if (dev == ATAPI_DEV)
{
if (eqpt != CDROM && (val[CAPAB_0] & CMD_Q_SUP)) printf("Cmd queuing, ");
if (val[CAPAB_0] & OVLP_SUP) printf("Cmd overlap, ");
}
if (val[CAPAB_0] & LBA_SUP) printf("LBA, ");
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if (like_std != 1)
{
2006-09-17 16:28:10 +00:00
printf("IORDY%s(can%s be disabled)\n",
!(val[CAPAB_0] & IORDY_SUP) ? "(may be)" : "",
(val[CAPAB_0] & IORDY_OFF) ? "" :"not");
}
else
printf("no IORDY\n");
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if ((like_std == 1) && val[BUF_TYPE])
{
printf("\tBuffer type: %04x: %s%s\n", val[BUF_TYPE],
2006-09-17 16:28:10 +00:00
(val[BUF_TYPE] < 2) ? "single port, single-sector" : "dual port, multi-sector",
(val[BUF_TYPE] > 2) ? " with read caching ability" : "");
}
2006-04-29 16:06:31 +00:00
if ((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1)))
{
printf("\tBuffer size: %.1fkB\n",(float)val[BUFFER__SIZE]/2);
}
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if ((min_std < 4) && (val[RW_LONG]))
{
printf("\tbytes avail on r/w long: %u\n",val[RW_LONG]);
}
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if ((eqpt != CDROM) && (like_std > 3))
{
printf("\tQueue depth: %u\n",(val[QUEUE_DEPTH] & DEPTH_BITS)+1);
}
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if (dev == ATA_DEV)
{
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if (like_std == 1)
printf("\tCan%s perform double-word IO\n",(!val[DWORD_IO]) ?"not":"");
else
{
printf("\tStandby timer values: spec'd by %s", (val[CAPAB_0] & STD_STBY) ? "Standard" : "Vendor");
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if ((like_std > 3) && ((val[CAPAB_1] & VALID) == VALID_VAL))
printf(", %s device specific minimum\n",(val[CAPAB_1] & MIN_STANDBY_TIMER)?"with":"no");
else
puts("");
}
printf("\tR/W multiple sector transfer: ");
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if ((like_std < 3) && !(val[SECTOR_XFER_MAX] & SECTOR_XFER))
printf("not supported\n");
else
{
printf("Max = %u\tCurrent = ",val[SECTOR_XFER_MAX] & SECTOR_XFER);
if (val[SECTOR_XFER_CUR] & MULTIPLE_SETTING_VALID)
printf("%u\n", val[SECTOR_XFER_CUR] & SECTOR_XFER);
else
printf("?\n");
}
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if ((like_std > 3) && (val[CMDS_SUPP_1] & 0x0008))
{
/* We print out elsewhere whether the APM feature is enabled or
not. If it's not enabled, let's not repeat the info; just print
nothing here. */
printf("\tAdvancedPM level: ");
if ( (val[ADV_PWR] & 0xFF00) == 0x4000 )
{
uint8_t apm_level = val[ADV_PWR] & 0x00FF;
printf("%u (0x%x)\n", apm_level, apm_level);
}
else
printf("unknown setting (0x%04x)\n", val[ADV_PWR]);
}
if (like_std > 5 && val[ACOUSTIC]) {
printf("\tRecommended acoustic management value: %u, current value: %u\n",
(val[ACOUSTIC] >> 8) & 0x00ff, val[ACOUSTIC] & 0x00ff);
}
}
else
{
/* ATAPI */
if (eqpt != CDROM && (val[CAPAB_0] & SWRST_REQ))
printf("\tATA sw reset required\n");
2006-04-29 16:06:31 +00:00
if (val[PKT_REL] || val[SVC_NBSY])
{
printf("\tOverlap support:");
if (val[PKT_REL]) printf(" %uus to release bus.",val[PKT_REL]);
if (val[SVC_NBSY]) printf(" %uus to clear BSY after SERVICE cmd.",val[SVC_NBSY]);
puts("");
}
}
/* DMA stuff. Check that only one DMA mode is selected. */
printf("\tDMA: ");
2006-04-29 16:06:31 +00:00
if (!(val[CAPAB_0] & DMA_SUP))
printf("not supported\n");
else
{
if (val[DMA_MODE] && !val[SINGLE_DMA] && !val[MULTI_DMA])
printf(" sdma%u\n",(val[DMA_MODE] & MODE) >> 8);
2006-04-29 16:06:31 +00:00
if (val[SINGLE_DMA])
{
jj = val[SINGLE_DMA];
kk = val[SINGLE_DMA] >> 8;
err_dma += mode_loop(jj,kk,'s',&have_mode);
}
2006-04-29 16:06:31 +00:00
if (val[MULTI_DMA])
{
jj = val[MULTI_DMA];
kk = val[MULTI_DMA] >> 8;
err_dma += mode_loop(jj,kk,'m',&have_mode);
}
2006-04-29 16:06:31 +00:00
if ((val[WHATS_VALID] & OK_W88) && val[ULTRA_DMA])
{
jj = val[ULTRA_DMA];
kk = val[ULTRA_DMA] >> 8;
err_dma += mode_loop(jj,kk,'u',&have_mode);
}
if (err_dma || !have_mode) printf("(?)");
puts("");
if ((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP))
printf("\t\tInterleaved DMA support\n");
2006-04-29 16:06:31 +00:00
if ((val[WHATS_VALID] & OK_W64_70) &&
(val[DMA_TIME_MIN] || val[DMA_TIME_NORM]))
{
printf("\t\tCycle time:");
if (val[DMA_TIME_MIN]) printf(" min=%uns",val[DMA_TIME_MIN]);
if (val[DMA_TIME_NORM]) printf(" recommended=%uns",val[DMA_TIME_NORM]);
puts("");
}
}
/* Programmed IO stuff */
printf("\tPIO: ");
2006-01-25 00:08:53 +00:00
/* If a drive supports mode n (e.g. 3), it also supports all modes less
* than n (e.g. 3, 2, 1 and 0). Print all the modes. */
2006-04-29 16:06:31 +00:00
if ((val[WHATS_VALID] & OK_W64_70) && (val[ADV_PIO_MODES] & PIO_SUP))
{
jj = ((val[ADV_PIO_MODES] & PIO_SUP) << 3) | 0x0007;
2006-04-29 16:06:31 +00:00
for (ii = 0; ii <= PIO_MODE_MAX ; ii++)
{
if (jj & 0x0001) printf("pio%d ",ii);
jj >>=1;
}
puts("");
}
2006-04-29 16:06:31 +00:00
else if (((min_std < 5) || (eqpt == CDROM)) && (val[PIO_MODE] & MODE) )
{
2006-04-29 16:06:31 +00:00
for (ii = 0; ii <= val[PIO_MODE]>>8; ii++)
printf("pio%d ",ii);
puts("");
}
else
printf("unknown\n");
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if (val[WHATS_VALID] & OK_W64_70)
{
2006-04-29 16:06:31 +00:00
if (val[PIO_NO_FLOW] || val[PIO_FLOW])
{
printf("\t\tCycle time:");
if (val[PIO_NO_FLOW]) printf(" no flow control=%uns", val[PIO_NO_FLOW]);
if (val[PIO_FLOW]) printf(" IORDY flow control=%uns", val[PIO_FLOW]);
puts("");
}
}
2006-04-29 16:06:31 +00:00
if ((val[CMDS_SUPP_1] & VALID) == VALID_VAL)
{
printf("Commands/features:\n\tEnabled\tSupported:\n");
jj = val[CMDS_SUPP_0];
kk = val[CMDS_EN_0];
2006-04-29 16:06:31 +00:00
for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++)
{
2006-04-29 16:06:31 +00:00
if ((jj & 0x8000) && (*cmd_feat_str[ii] != '\0'))
{
printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", cmd_feat_str[ii]);
}
jj <<=1; kk<<=1;
2006-04-29 16:06:31 +00:00
if (ii%16 == 15)
{
jj = val[CMDS_SUPP_0+1+(ii/16)];
kk = val[CMDS_EN_0+1+(ii/16)];
}
2006-04-29 16:06:31 +00:00
if (ii == 31)
{
2006-04-29 16:06:31 +00:00
if ((val[CMDS_SUPP_2] & VALID) != VALID_VAL)
ii +=16;
}
}
}
/* Removable Media Status Notification feature set */
if ((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP)
printf("\t%s supported\n", cmd_feat_str[27]);
/* security */
2006-04-29 16:06:31 +00:00
if ((eqpt != CDROM) && (like_std > 3) &&
(val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME]))
{
printf("Security:\n");
if (val[PSWD_CODE] && (val[PSWD_CODE] != NOVAL_1))
printf("\tMaster password revision code = %u\n",val[PSWD_CODE]);
jj = val[SECU_STATUS];
2006-04-29 16:06:31 +00:00
if (jj)
{
2006-04-29 16:06:31 +00:00
for (ii = 0; ii < NUM_SECU_STR; ii++)
{
printf("\t%s\t%s\n", (!(jj & 0x0001)) ? "not" : "", secu_str[ii]);
jj >>=1;
}
2006-04-29 16:06:31 +00:00
if (val[SECU_STATUS] & SECU_ENABLED)
{
printf("\tSecurity level %s\n", (val[SECU_STATUS] & SECU_LEVEL) ? "maximum" : "high");
}
}
jj = val[ERASE_TIME] & ERASE_BITS;
kk = val[ENH_ERASE_TIME] & ERASE_BITS;
2006-04-29 16:06:31 +00:00
if (jj || kk)
{
printf("\t");
if (jj) printf("%umin for %sSECURITY ERASE UNIT. ", jj==ERASE_BITS ? 508 : jj<<1, "");
if (kk) printf("%umin for %sSECURITY ERASE UNIT. ", kk==ERASE_BITS ? 508 : kk<<1, "ENHANCED ");
puts("");
}
}
/* reset result */
jj = val[HWRST_RSLT];
if ((jj & VALID) == VALID_VAL)
{
if (!(oo = (jj & RST0)))
jj >>= 8;
2006-04-29 16:06:31 +00:00
if ((jj & DEV_DET) == JUMPER_VAL)
strng = " determined by the jumper";
2006-04-29 16:06:31 +00:00
else if ((jj & DEV_DET) == CSEL_VAL)
strng = " determined by CSEL";
2006-09-17 16:28:10 +00:00
else
strng = "";
2006-09-17 16:28:10 +00:00
printf("HW reset results:\n\tCBLID- %s Vih\n\tDevice num = %i%s\n",
(val[HWRST_RSLT] & CBLID) ? "above" : "below", !(oo), strng);
}
/* more stuff from std 5 */
2006-04-29 16:06:31 +00:00
if ((like_std > 4) && (eqpt != CDROM))
{
2006-04-29 16:06:31 +00:00
if (val[CFA_PWR_MODE] & VALID_W160)
{
printf("CFA power mode 1:\n\t%s%s\n", (val[CFA_PWR_MODE] & PWR_MODE_OFF) ? "disabled" : "enabled",
(val[CFA_PWR_MODE] & PWR_MODE_REQ) ? " and required by some commands" : "");
if (val[CFA_PWR_MODE] & MAX_AMPS) printf("\tMaximum current = %uma\n",val[CFA_PWR_MODE] & MAX_AMPS);
}
2006-04-29 16:06:31 +00:00
if ((val[INTEGRITY] & SIG) == SIG_VAL)
{
printf("Checksum: %scorrect\n", chksum ? "in" : "");
}
}
exit(EXIT_SUCCESS);
}
#endif
static int get_identity, get_geom;
static int do_flush;
2005-10-15 14:10:36 +00:00
static int do_ctimings, do_timings;
static unsigned long set_readahead, get_readahead, Xreadahead;
static unsigned long set_readonly, get_readonly, readonly;
static unsigned long set_unmask, get_unmask, unmask;
static unsigned long set_mult, get_mult, mult;
2003-08-08 22:13:41 +00:00
#ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA
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static unsigned long set_dma, get_dma, dma;
2003-08-08 22:13:41 +00:00
#endif
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static unsigned long set_dma_q, get_dma_q, dma_q;
static unsigned long set_nowerr, get_nowerr, nowerr;
static unsigned long set_keep, get_keep, keep;
static unsigned long set_io32bit, get_io32bit, io32bit;
static unsigned long set_piomode, noisy_piomode;
static int piomode;
#ifdef HDIO_DRIVE_CMD
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static unsigned long set_dkeep, get_dkeep, dkeep;
static unsigned long set_standby, get_standby, standby_requested;
static unsigned long set_xfermode, get_xfermode;
static int xfermode_requested;
static unsigned long set_lookahead, get_lookahead, lookahead;
static unsigned long set_prefetch, get_prefetch, prefetch;
static unsigned long set_defects, get_defects, defects;
static unsigned long set_wcache, get_wcache, wcache;
static unsigned long set_doorlock, get_doorlock, doorlock;
static unsigned long set_seagate, get_seagate;
static unsigned long set_standbynow, get_standbynow;
static unsigned long set_sleepnow, get_sleepnow;
static unsigned long get_powermode;
static unsigned long set_apmmode, get_apmmode, apmmode;
#endif
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
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static int get_IDentity;
#endif
#ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF
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static unsigned long unregister_hwif;
static unsigned long hwif;
#endif
#ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF
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static unsigned long scan_hwif;
static unsigned long hwif_data;
static unsigned long hwif_ctrl;
static unsigned long hwif_irq;
#endif
#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
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static unsigned long set_busstate, get_busstate, busstate;
#endif
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static int reread_partn;
#ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET
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static int perform_reset;
#endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */
#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
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static unsigned long perform_tristate, tristate;
#endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */
// Historically, if there was no HDIO_OBSOLETE_IDENTITY, then
// then the HDIO_GET_IDENTITY only returned 142 bytes.
// Otherwise, HDIO_OBSOLETE_IDENTITY returns 142 bytes,
// and HDIO_GET_IDENTITY returns 512 bytes. But the latest
// 2.5.xx kernels no longer define HDIO_OBSOLETE_IDENTITY
// (which they should, but they should just return -EINVAL).
//
// So.. we must now assume that HDIO_GET_IDENTITY returns 512 bytes.
// On a really old system, it will not, and we will be confused.
// Too bad, really.
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
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static const char * const cfg_str[] =
{ "", "HardSect", "SoftSect", "NotMFM",
"HdSw>15uSec", "SpinMotCtl", "Fixed", "Removeable",
"DTR<=5Mbs", "DTR>5Mbs", "DTR>10Mbs", "RotSpdTol>.5%",
"dStbOff", "TrkOff", "FmtGapReq", "nonMagnetic"
};
static const char * const BuffType[] = {"Unknown", "1Sect", "DualPort", "DualPortCache"};
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static void dump_identity(const struct hd_driveid *id)
{
int i;
const unsigned short int *id_regs= (const void*) id;
printf("\n Model=%.40s, FwRev=%.8s, SerialNo=%.20s\n Config={",
id->model, id->fw_rev, id->serial_no);
for (i=0; i<=15; i++) {
if (id->config & (1<<i))
printf(" %s", cfg_str[i]);
}
printf( " }\n RawCHS=%u/%u/%u, TrkSize=%u, SectSize=%u, ECCbytes=%u\n"
" BuffType=(%u) %s, BuffSize=%ukB, MaxMultSect=%u",
id->cyls, id->heads, id->sectors, id->track_bytes,
id->sector_bytes, id->ecc_bytes,
id->buf_type, BuffType[(id->buf_type > 3) ? 0 : id->buf_type],
id->buf_size/2, id->max_multsect);
if (id->max_multsect)
{
printf(", MultSect=");
if (!(id->multsect_valid&1))
printf("?%u?", id->multsect);
else if (id->multsect)
printf("%u", id->multsect);
else
printf("off");
}
puts("");
if (!(id->field_valid&1))
printf(" (maybe):");
printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s",id->cur_cyls, id->cur_heads,
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id->cur_sectors,
(BB_BIG_ENDIAN) ?
(long unsigned int)(id->cur_capacity0 << 16) | id->cur_capacity1 :
(long unsigned int)(id->cur_capacity1 << 16) | id->cur_capacity0,
((id->capability&2) == 0) ? "no" : "yes");
if (id->capability&2)
printf(", LBAsects=%u", id->lba_capacity);
printf("\n IORDY=%s", (id->capability&8) ? (id->capability&4) ? "on/off" : "yes" : "no");
if (((id->capability&8) || (id->field_valid&2)) && id->field_valid&2)
printf(", tPIO={min:%u,w/IORDY:%u}", id->eide_pio, id->eide_pio_iordy);
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if ((id->capability&1) && (id->field_valid&2))
printf(", tDMA={min:%u,rec:%u}", id->eide_dma_min, id->eide_dma_time);
printf("\n PIO modes: ");
if (id->tPIO <= 5)
{
printf("pio0 ");
if (id->tPIO >= 1) printf("pio1 ");
if (id->tPIO >= 2) printf("pio2 ");
}
if (id->field_valid&2)
{
if (id->eide_pio_modes & 1) printf("pio3 ");
if (id->eide_pio_modes & 2) printf("pio4 ");
if (id->eide_pio_modes &~3) printf("pio? ");
}
if (id->capability&1)
{
if (id->dma_1word | id->dma_mword)
{
printf("\n DMA modes: ");
if (id->dma_1word & 0x100) printf("*");
if (id->dma_1word & 1) printf("sdma0 ");
if (id->dma_1word & 0x200) printf("*");
if (id->dma_1word & 2) printf("sdma1 ");
if (id->dma_1word & 0x400) printf("*");
if (id->dma_1word & 4) printf("sdma2 ");
if (id->dma_1word & 0xf800) printf("*");
if (id->dma_1word & 0xf8) printf("sdma? ");
if (id->dma_mword & 0x100) printf("*");
if (id->dma_mword & 1) printf("mdma0 ");
if (id->dma_mword & 0x200) printf("*");
if (id->dma_mword & 2) printf("mdma1 ");
if (id->dma_mword & 0x400) printf("*");
if (id->dma_mword & 4) printf("mdma2 ");
if (id->dma_mword & 0xf800) printf("*");
if (id->dma_mword & 0xf8) printf("mdma? ");
}
}
if (((id->capability&8) || (id->field_valid&2)) && id->field_valid&4)
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{
printf("\n UDMA modes: ");
if (id->dma_ultra & 0x100) printf("*");
if (id->dma_ultra & 0x001) printf("udma0 ");
if (id->dma_ultra & 0x200) printf("*");
if (id->dma_ultra & 0x002) printf("udma1 ");
if (id->dma_ultra & 0x400) printf("*");
if (id->dma_ultra & 0x004) printf("udma2 ");
#ifdef __NEW_HD_DRIVE_ID
if (id->hw_config & 0x2000)
{
#else /* !__NEW_HD_DRIVE_ID */
if (id->word93 & 0x2000)
{
#endif /* __NEW_HD_DRIVE_ID */
if (id->dma_ultra & 0x0800) printf("*");
if (id->dma_ultra & 0x0008) printf("udma3 ");
if (id->dma_ultra & 0x1000) printf("*");
if (id->dma_ultra & 0x0010) printf("udma4 ");
if (id->dma_ultra & 0x2000) printf("*");
if (id->dma_ultra & 0x0020) printf("udma5 ");
if (id->dma_ultra & 0x4000) printf("*");
if (id->dma_ultra & 0x0040) printf("udma6 ");
if (id->dma_ultra & 0x8000) printf("*");
if (id->dma_ultra & 0x0080) printf("udma7 ");
}
}
printf("\n AdvancedPM=%s",((id_regs[83]&8)==0)?"no":"yes");
if (id_regs[83] & 8)
{
if (!(id_regs[86]&8))
printf(": disabled (255)");
else if ((id_regs[91]&0xFF00)!=0x4000)
printf(": unknown setting");
else
printf(": mode=0x%02X (%u)",id_regs[91]&0xFF,id_regs[91]&0xFF);
}
if (id_regs[82]&0x20)
printf(" WriteCache=%s",(id_regs[85]&0x20) ? "enabled" : "disabled");
#ifdef __NEW_HD_DRIVE_ID
if ((id->minor_rev_num && id->minor_rev_num <= 31) || (id->major_rev_num && id->minor_rev_num <= 31))
{
printf("\n Drive conforms to: %s: ", (id->minor_rev_num <= 31) ? minor_str[id->minor_rev_num] : "Unknown");
if (id->major_rev_num != 0x0000 && /* NOVAL_0 */
id->major_rev_num != 0xFFFF) { /* NOVAL_1 */
for (i=0; i <= 15; i++) {
if (id->major_rev_num & (1<<i))
printf(" ATA/ATAPI-%u", i);
}
}
}
#endif /* __NEW_HD_DRIVE_ID */
printf("\n\n * current active mode\n\n");
}
#endif
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static void flush_buffer_cache(int fd)
{
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fsync(fd); /* flush buffers */
bb_ioctl(fd, BLKFLSBUF, NULL,"BLKFLSBUF" ) ;/* do it again, big time */
#ifdef HDIO_DRIVE_CMD
sleep(1);
if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) /* await completion */
bb_perror_msg("HDIO_DRIVE_CMD");
#endif
}
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static int seek_to_zero(int fd)
{
if (lseek(fd, (off_t) 0, SEEK_SET))
return 1;
return 0;
}
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static int read_big_block(int fd, char *buf)
{
int i;
if ((i = read(fd, buf, TIMING_BUF_BYTES)) != TIMING_BUF_BYTES) {
bb_error_msg("read(%d bytes) failed (rc=%d)", TIMING_BUF_BYTES, i);
return 1;
}
/* access all sectors of buf to ensure the read fully completed */
for (i = 0; i < TIMING_BUF_BYTES; i += 512)
buf[i] &= 1;
return 0;
}
static void print_timing(int t, double e)
{
if (t >= e) /* more than 1MB/s */
printf("%2d MB in %5.2f seconds =%6.2f %cB/sec\n", t, e, t / e, 'M');
else
printf("%2d MB in %5.2f seconds =%6.2f %cB/sec\n", t, e, t / e * 1024, 'k');
}
static int do_blkgetsize (int fd, unsigned long long *blksize64)
{
int rc;
unsigned int blksize32 = 0;
if (0 == ioctl(fd, BLKGETSIZE64, blksize64)) { // returns bytes
*blksize64 /= 512;
return 0;
}
rc = ioctl(fd, BLKGETSIZE, &blksize32); // returns sectors
if (rc)
bb_perror_msg("BLKGETSIZE");
*blksize64 = blksize32;
return rc;
}
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static void do_time(int flag, int fd)
/*
flag = 0 time_cache
flag = 1 time_device
*/
{
struct itimerval e1, e2;
double elapsed, elapsed2;
unsigned int max_iterations = 1024, total_MB, iterations;
unsigned long long blksize;
RESERVE_CONFIG_BUFFER(buf, TIMING_BUF_BYTES);
if (mlock(buf, TIMING_BUF_BYTES)) {
bb_perror_msg("mlock");
goto quit2;
}
if (0 == do_blkgetsize(fd, &blksize)) {
max_iterations = blksize / (2 * 1024) / TIMING_BUF_MB;
}
/* Clear out the device request queues & give them time to complete */
sync();
sleep(3);
setitimer(ITIMER_REAL, &(struct itimerval){{1000,0},{1000,0}}, NULL);
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if (flag == 0) /* Time cache */
{
if (seek_to_zero (fd)) return;
if (read_big_block (fd, buf)) return;
printf(" Timing cached reads: ");
fflush(stdout);
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/* Now do the timing */
iterations = 0;
getitimer(ITIMER_REAL, &e1);
do {
++iterations;
if (seek_to_zero (fd) || read_big_block (fd, buf))
goto quit;
getitimer(ITIMER_REAL, &e2);
elapsed = (e1.it_value.tv_sec - e2.it_value.tv_sec)
+ ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0);
} while (elapsed < 2.0);
total_MB = iterations * TIMING_BUF_MB;
/* Now remove the lseek() and getitimer() overheads from the elapsed time */
getitimer(ITIMER_REAL, &e1);
do {
if (seek_to_zero (fd))
goto quit;
getitimer(ITIMER_REAL, &e2);
elapsed2 = (e1.it_value.tv_sec - e2.it_value.tv_sec)
+ ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0);
} while (--iterations);
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elapsed -= elapsed2;
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print_timing(BUFCACHE_FACTOR * total_MB, elapsed);
flush_buffer_cache(fd);
sleep(1);
}
else /* Time device */
{
printf(" Timing buffered disk reads: ");
fflush(stdout);
/*
* getitimer() is used rather than gettimeofday() because
* it is much more consistent (on my machine, at least).
*/
/* Now do the timings for real */
iterations = 0;
getitimer(ITIMER_REAL, &e1);
do {
++iterations;
if (read_big_block (fd, buf))
goto quit;
getitimer(ITIMER_REAL, &e2);
elapsed = (e1.it_value.tv_sec - e2.it_value.tv_sec)
+ ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0);
} while (elapsed < 3.0 && iterations < max_iterations);
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total_MB = iterations * TIMING_BUF_MB;
print_timing(total_MB, elapsed);
}
quit:
munlock(buf, TIMING_BUF_BYTES);
quit2:
RELEASE_CONFIG_BUFFER(buf);
}
static void on_off (unsigned int value)
{
printf(value ? " (on)\n" : " (off)\n");
}
#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
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static void bus_state_value(unsigned int value)
{
if (value == BUSSTATE_ON)
on_off(1);
else if (value == BUSSTATE_OFF)
on_off(0);
else if (value == BUSSTATE_TRISTATE)
printf(" (tristate)\n");
else
printf(" (unknown: %d)\n", value);
}
#endif
#ifdef HDIO_DRIVE_CMD
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static void interpret_standby(unsigned int standby)
{
unsigned int t;
printf(" (");
if (standby == 0)
printf("off");
else if (standby == 252)
printf("21 minutes");
else if (standby == 253)
printf("vendor-specific");
else if (standby == 254)
printf("Reserved");
else if (standby == 255)
printf("21 minutes + 15 seconds");
else {
if (standby <= 240) {
t = standby * 5;
printf("%u minutes + %u seconds", t / 60, t % 60);
} else if (standby <= 251) {
t = (standby - 240) * 30;
printf("%u hours + %u minutes", t / 60, t % 60);
} else
printf("illegal value");
}
printf(")\n");
}
struct xfermode_entry {
int val;
const char *name;
};
static const struct xfermode_entry xfermode_table[] = {
{ 8, "pio0" },
{ 9, "pio1" },
{ 10, "pio2" },
{ 11, "pio3" },
{ 12, "pio4" },
{ 13, "pio5" },
{ 14, "pio6" },
{ 15, "pio7" },
{ 16, "sdma0" },
{ 17, "sdma1" },
{ 18, "sdma2" },
{ 19, "sdma3" },
{ 20, "sdma4" },
{ 21, "sdma5" },
{ 22, "sdma6" },
{ 23, "sdma7" },
{ 32, "mdma0" },
{ 33, "mdma1" },
{ 34, "mdma2" },
{ 35, "mdma3" },
{ 36, "mdma4" },
{ 37, "mdma5" },
{ 38, "mdma6" },
{ 39, "mdma7" },
{ 64, "udma0" },
{ 65, "udma1" },
{ 66, "udma2" },
{ 67, "udma3" },
{ 68, "udma4" },
{ 69, "udma5" },
{ 70, "udma6" },
{ 71, "udma7" },
{ 0, NULL }
};
static int translate_xfermode(char * name)
{
const struct xfermode_entry *tmp;
char *endptr;
int val = -1;
for (tmp = xfermode_table; tmp->name != NULL; ++tmp)
{
if (!strcmp(name, tmp->name))
return tmp->val;
}
val = strtol(name, &endptr, 10);
if (*endptr == '\0')
return val;
return -1;
}
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static void interpret_xfermode(unsigned int xfermode)
{
printf(" (");
if (xfermode == 0)
printf("default PIO mode");
else if (xfermode == 1)
printf("default PIO mode, disable IORDY");
else if (xfermode >= 8 && xfermode <= 15)
printf("PIO flow control mode%u", xfermode-8);
else if (xfermode >= 16 && xfermode <= 23)
printf("singleword DMA mode%u", xfermode-16);
else if (xfermode >= 32 && xfermode <= 39)
printf("multiword DMA mode%u", xfermode-32);
else if (xfermode >= 64 && xfermode <= 71)
printf("UltraDMA mode%u", xfermode-64);
else
printf("Unknown");
printf(")\n");
}
#endif /* HDIO_DRIVE_CMD */
static void print_flag(unsigned long flag, const char *s, unsigned long value)
{
if (flag)
printf(" setting %s to %ld\n", s, value);
}
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static void process_dev(char *devname)
{
int fd;
static long parm, multcount;
#ifndef HDIO_DRIVE_CMD
int force_operation = 0;
#endif
/* Please restore args[n] to these values after each ioctl
except for args[2] */
unsigned char args[4] = {WIN_SETFEATURES,0,0,0};
const char *fmt = " %s\t= %2ld";
fd = xopen(devname, O_RDONLY|O_NONBLOCK);
printf("\n%s:\n", devname);
if (set_readahead)
{
print_flag(get_readahead,"fs readahead", Xreadahead);
bb_ioctl(fd, BLKRASET,(int *)Xreadahead,"BLKRASET");
}
#ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF
if (unregister_hwif)
{
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printf(" attempting to unregister hwif#%lu\n", hwif);
bb_ioctl(fd, HDIO_UNREGISTER_HWIF,(int *)(unsigned long)hwif,"HDIO_UNREGISTER_HWIF");
}
#endif
#ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF
if (scan_hwif)
{
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printf(" attempting to scan hwif (0x%lx, 0x%lx, %lu)\n", hwif_data, hwif_ctrl, hwif_irq);
args[0] = hwif_data;
args[1] = hwif_ctrl;
args[2] = hwif_irq;
bb_ioctl(fd, HDIO_SCAN_HWIF, args, "HDIO_SCAN_HWIF");
args[0] = WIN_SETFEATURES;
args[1] = 0;
}
#endif
if (set_piomode)
{
if (noisy_piomode)
{
printf(" attempting to ");
if (piomode == 255)
printf("auto-tune PIO mode\n");
else if (piomode < 100)
printf("set PIO mode to %d\n", piomode);
else if (piomode < 200)
printf("set MDMA mode to %d\n", (piomode-100));
else
printf("set UDMA mode to %d\n", (piomode-200));
}
bb_ioctl(fd, HDIO_SET_PIO_MODE, (int *)(unsigned long)piomode, "HDIO_SET_PIO_MODE");
}
if (set_io32bit)
{
print_flag(get_io32bit,"32-bit IO_support flag", io32bit);
bb_ioctl(fd, HDIO_SET_32BIT, (int *)io32bit, "HDIO_SET_32BIT");
}
if (set_mult)
{
print_flag(get_mult, "multcount", mult);
#ifdef HDIO_DRIVE_CMD
bb_ioctl(fd, HDIO_SET_MULTCOUNT, &mult, "HDIO_SET_MULTCOUNT");
#else
force_operation |= (!bb_ioctl(fd, HDIO_SET_MULTCOUNT, &mult, "HDIO_SET_MULTCOUNT"));
#endif
}
if (set_readonly)
{
print_flag_on_off(get_readonly,"readonly", readonly);
bb_ioctl(fd, BLKROSET, &readonly, "BLKROSET");
}
if (set_unmask)
{
print_flag_on_off(get_unmask,"unmaskirq", unmask);
bb_ioctl(fd, HDIO_SET_UNMASKINTR, (int *)unmask, "HDIO_SET_UNMASKINTR");
}
#ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA
if (set_dma)
{
print_flag_on_off(get_dma, "using_dma", dma);
bb_ioctl(fd, HDIO_SET_DMA, (int *)dma, "HDIO_SET_DMA");
}
#endif /* CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA */
if (set_dma_q)
{
print_flag_on_off(get_dma_q,"DMA queue_depth", dma_q);
bb_ioctl(fd, HDIO_SET_QDMA, (int *)dma_q, "HDIO_SET_QDMA");
}
if (set_nowerr)
{
print_flag_on_off(get_nowerr,"nowerr", nowerr);
bb_ioctl(fd, HDIO_SET_NOWERR, (int *)nowerr,"HDIO_SET_NOWERR");
}
if (set_keep)
{
print_flag_on_off(get_keep,"keep_settings", keep);
bb_ioctl(fd, HDIO_SET_KEEPSETTINGS, (int *)keep,"HDIO_SET_KEEPSETTINGS");
}
#ifdef HDIO_DRIVE_CMD
if (set_doorlock)
{
args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK;
args[2] = 0;
print_flag_on_off(get_doorlock,"drive doorlock", doorlock);
bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(doorlock)");
args[0] = WIN_SETFEATURES;
}
if (set_dkeep)
{
/* lock/unlock the drive's "feature" settings */
print_flag_on_off(get_dkeep,"drive keep features", dkeep);
args[2] = dkeep ? 0x66 : 0xcc;
bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(keepsettings)");
}
if (set_defects)
{
args[2] = defects ? 0x04 : 0x84;
print_flag(get_defects,"drive defect-mgmt", defects);
bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(defectmgmt)");
}
if (set_prefetch)
{
args[1] = prefetch;
args[2] = 0xab;
print_flag(get_prefetch,"drive prefetch", prefetch);
bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setprefetch)");
args[1] = 0;
}
if (set_xfermode)
{
args[1] = xfermode_requested;
args[2] = 3;
if (get_xfermode)
{
print_flag(1,"xfermode", xfermode_requested);
interpret_xfermode(xfermode_requested);
}
bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(setxfermode)");
args[1] = 0;
}
if (set_lookahead)
{
args[2] = lookahead ? 0xaa : 0x55;
print_flag_on_off(get_lookahead,"drive read-lookahead", lookahead);
bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setreadahead)");
}
if (set_apmmode)
{
args[2] = (apmmode == 255) ? 0x85 /* disable */ : 0x05 /* set */; /* feature register */
args[1] = apmmode; /* sector count register 1-255 */
if (get_apmmode)
printf(" setting APM level to %s 0x%02lX (%ld)\n", (apmmode == 255) ? "disabled" : "", apmmode, apmmode);
bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD");
args[1] = 0;
}
if (set_wcache)
{
#ifdef DO_FLUSHCACHE
#ifndef WIN_FLUSHCACHE
#define WIN_FLUSHCACHE 0xe7
#endif
static unsigned char flushcache[4] = {WIN_FLUSHCACHE,0,0,0};
#endif /* DO_FLUSHCACHE */
args[2] = wcache ? 0x02 : 0x82;
print_flag_on_off(get_wcache,"drive write-caching", wcache);
#ifdef DO_FLUSHCACHE
if (!wcache)
bb_ioctl(fd, HDIO_DRIVE_CMD, &flushcache, "HDIO_DRIVE_CMD(flushcache)");
#endif /* DO_FLUSHCACHE */
bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setcache)");
#ifdef DO_FLUSHCACHE
if (!wcache)
bb_ioctl(fd, HDIO_DRIVE_CMD, &flushcache, "HDIO_DRIVE_CMD(flushcache)");
#endif /* DO_FLUSHCACHE */
}
/* In code below, we do not preserve args[0], but the rest
is preserved, including args[2] */
args[2] = 0;
if (set_standbynow)
{
#ifndef WIN_STANDBYNOW1
#define WIN_STANDBYNOW1 0xE0
#endif
#ifndef WIN_STANDBYNOW2
#define WIN_STANDBYNOW2 0x94
#endif
if (get_standbynow) printf(" issuing standby command\n");
args[0] = WIN_STANDBYNOW1;
bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args, WIN_STANDBYNOW2, "HDIO_DRIVE_CMD(standby)");
}
if (set_sleepnow)
{
#ifndef WIN_SLEEPNOW1
#define WIN_SLEEPNOW1 0xE6
#endif
#ifndef WIN_SLEEPNOW2
#define WIN_SLEEPNOW2 0x99
#endif
if (get_sleepnow) printf(" issuing sleep command\n");
args[0] = WIN_SLEEPNOW1;
bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2, "HDIO_DRIVE_CMD(sleep)");
}
if (set_seagate)
{
args[0] = 0xfb;
if (get_seagate) printf(" disabling Seagate auto powersaving mode\n");
bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(seagatepwrsave)");
}
if (set_standby)
{
args[0] = WIN_SETIDLE1;
args[1] = standby_requested;
if (get_standby)
{
print_flag(1,"standby", standby_requested);
interpret_standby(standby_requested);
}
bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setidle1)");
args[1] = 0;
}
#else /* HDIO_DRIVE_CMD */
if (force_operation)
{
char buf[512];
flush_buffer_cache(fd);
if (-1 == read(fd, buf, sizeof(buf)))
bb_perror_msg("read(%d bytes) failed (rc=%d)", sizeof(buf), -1);
}
#endif /* HDIO_DRIVE_CMD */
if (get_mult || get_identity)
{
multcount = -1;
if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount))
{
if (get_mult)
bb_perror_msg("HDIO_GET_MULTCOUNT");
}
else if (get_mult)
{
printf(fmt, "multcount", multcount);
on_off(multcount);
}
}
if (get_io32bit)
{
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if (!bb_ioctl(fd, HDIO_GET_32BIT, &parm, "HDIO_GET_32BIT"))
{
printf(" IO_support\t=%3ld (", parm);
if (parm == 0)
printf("default 16-bit)\n");
else if (parm == 2)
printf("16-bit)\n");
else if (parm == 1)
printf("32-bit)\n");
else if (parm == 3)
printf("32-bit w/sync)\n");
else if (parm == 8)
printf("Request-Queue-Bypass)\n");
else
printf("\?\?\?)\n");
}
}
if (get_unmask)
{
bb_ioctl_on_off(fd, HDIO_GET_UNMASKINTR,(unsigned long *)parm,
"HDIO_GET_UNMASKINTR","unmaskirq");
}
#ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA
if (get_dma) {
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if (!bb_ioctl(fd, HDIO_GET_DMA, &parm, "HDIO_GET_DMA"))
{
printf(fmt, "using_dma", parm);
if (parm == 8)
printf(" (DMA-Assisted-PIO)\n");
else
on_off(parm);
}
}
#endif
if (get_dma_q)
{
bb_ioctl_on_off (fd, HDIO_GET_QDMA,(unsigned long *)parm,
"HDIO_GET_QDMA","queue_depth");
}
if (get_keep)
{
bb_ioctl_on_off (fd, HDIO_GET_KEEPSETTINGS,(unsigned long *)parm,
"HDIO_GET_KEEPSETTINGS","keepsettings");
}
if (get_nowerr)
{
bb_ioctl_on_off (fd, HDIO_GET_NOWERR,(unsigned long *)&parm,
"HDIO_GET_NOWERR","nowerr");
}
if (get_readonly)
{
bb_ioctl_on_off(fd, BLKROGET,(unsigned long *)parm,
"BLKROGET","readonly");
}
if (get_readahead)
{
bb_ioctl_on_off (fd, BLKRAGET, (unsigned long *) parm,
"BLKRAGET","readahead");
}
if (get_geom)
{
if (!bb_ioctl(fd, BLKGETSIZE, &parm, "BLKGETSIZE"))
{
struct hd_geometry g;
if (!bb_ioctl(fd, HDIO_GETGEO, &g, "HDIO_GETGEO"))
printf(" geometry\t= %u/%u/%u, sectors = %ld, start = %ld\n",
g.cylinders, g.heads, g.sectors, parm, g.start);
}
}
#ifdef HDIO_DRIVE_CMD
if (get_powermode)
{
#ifndef WIN_CHECKPOWERMODE1
#define WIN_CHECKPOWERMODE1 0xE5
#endif
#ifndef WIN_CHECKPOWERMODE2
#define WIN_CHECKPOWERMODE2 0x98
#endif
const char *state;
args[0] = WIN_CHECKPOWERMODE1;
if (bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args, WIN_CHECKPOWERMODE2, 0))
{
if (errno != EIO || args[0] != 0 || args[1] != 0)
state = "Unknown";
else
state = "sleeping";
}
else
state = (args[2] == 255) ? "active/idle" : "standby";
args[1] = args[2] = 0;
printf(" drive state is: %s\n", state);
}
#endif
#ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET
if (perform_reset)
{
bb_ioctl(fd, HDIO_DRIVE_RESET, NULL, "HDIO_DRIVE_RESET");
}
#endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */
#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
if (perform_tristate)
{
args[0] = 0;
args[1] = tristate;
bb_ioctl(fd, HDIO_TRISTATE_HWIF, &args, "HDIO_TRISTATE_HWIF");
}
#endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
if (get_identity)
{
static struct hd_driveid id;
if (!ioctl(fd, HDIO_GET_IDENTITY, &id))
{
if (multcount != -1)
{
id.multsect = multcount;
id.multsect_valid |= 1;
}
else
id.multsect_valid &= ~1;
dump_identity(&id);
}
else if (errno == -ENOMSG)
printf(" no identification info available\n");
else
bb_perror_msg("HDIO_GET_IDENTITY");
}
if (get_IDentity)
{
unsigned char args1[4+512]; /* = { ... } will eat 0.5k of rodata! */
memset(args1, 0, sizeof(args1));
args1[0] = WIN_IDENTIFY;
args1[3] = 1;
if (!bb_ioctl_alt(fd, HDIO_DRIVE_CMD, args1, WIN_PIDENTIFY, "HDIO_DRIVE_CMD(identify)"))
identify((void *)(args1 + 4));
}
#endif
#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
if (set_busstate)
{
if (get_busstate)
{
print_flag(1, "bus state", busstate);
bus_state_value(busstate);
}
bb_ioctl(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate, "HDIO_SET_BUSSTATE");
}
if (get_busstate)
{
if (!bb_ioctl(fd, HDIO_GET_BUSSTATE, &parm, "HDIO_GET_BUSSTATE"))
{
printf(fmt, "bus state", parm);
bus_state_value(parm);
}
}
#endif
if (reread_partn)
bb_ioctl(fd, BLKRRPART, NULL, "BLKRRPART");
if (do_ctimings)
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do_time(0,fd); /*time cache */
if (do_timings)
do_time(1,fd); /*time device */
if (do_flush)
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flush_buffer_cache(fd);
close(fd);
}
#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
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static int fromhex(unsigned char c)
{
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if (isdigit(c))
return (c - '0');
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if (c >= 'a' && c <= 'f')
return (c - ('a' - 10));
bb_error_msg_and_die("bad char: '%c' 0x%02x", c, c);
}
static void identify_from_stdin(void)
{
uint16_t sbuf[256];
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unsigned char buf[1280];
unsigned char *b = (unsigned char *)buf;
int i;
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xread(0, buf, 1280);
// Convert the newline-separated hex data into an identify block.
for (i = 0; i<256; i++) {
int j;
for (j = 0; j < 4; j++)
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sbuf[i] = (sbuf[i] << 4) + fromhex(*(b++));
}
// Parse the data.
identify(sbuf);
}
#endif
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/* busybox specific stuff */
static void parse_opts(unsigned long *get, unsigned long *set, unsigned long *value, int min, int max)
{
if (get) {
*get = 1;
}
if (optarg) {
*set = 1;
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*value = xatol_range(optarg, min, max);
}
}
static void parse_xfermode(int flag, unsigned long *get, unsigned long *set, int *value)
{
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if (flag) {
*get = 1;
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if (optarg) {
*set = ((*value = translate_xfermode(optarg)) > -1);
}
}
}
/*------- getopt short options --------*/
static const char hdparm_options[] = "gfu::n::p:r::m::c::k::a::B:tTh"
USE_FEATURE_HDPARM_GET_IDENTITY("iI")
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USE_FEATURE_HDPARM_HDIO_GETSET_DMA("d::")
#ifdef HDIO_DRIVE_CMD
"S:D:P:X:K:A:L:W:CyYzZ"
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#endif
USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:")
#ifdef HDIO_GET_QDMA
#ifdef HDIO_SET_QDMA
"Q:"
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#else
"Q"
#endif
#endif
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USE_FEATURE_HDPARM_HDIO_DRIVE_RESET("w")
USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:")
USE_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:");
/*-------------------------------------*/
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/* our main() routine: */
int hdparm_main(int argc, char **argv) ATTRIBUTE_NORETURN;;
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int hdparm_main(int argc, char **argv) ATTRIBUTE_NORETURN;
int hdparm_main(int argc, char **argv);
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int hdparm_main(int argc, char **argv)
{
int c;
int flagcount = 0;
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while ((c = getopt(argc, argv, hdparm_options)) >= 0) {
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flagcount++;
if (c == 'h') bb_show_usage(); /* EXIT */
USE_FEATURE_HDPARM_GET_IDENTITY(get_IDentity |= (c == 'I'));
USE_FEATURE_HDPARM_GET_IDENTITY(get_identity |= (c == 'i'));
get_geom |= (c == 'g');
do_flush |= (c == 'f');
if (c == 'u') parse_opts(&get_unmask, &set_unmask, &unmask, 0, 1);
USE_FEATURE_HDPARM_HDIO_GETSET_DMA(if (c == 'd') parse_opts(&get_dma, &set_dma, &dma, 0, 9));
if (c == 'n') parse_opts(&get_nowerr, &set_nowerr, &nowerr, 0, 1);
parse_xfermode((c == 'p'),&noisy_piomode, &set_piomode, &piomode);
if (c == 'r') parse_opts(&get_readonly, &set_readonly, &readonly, 0, 1);
if (c == 'm') parse_opts(&get_mult, &set_mult, &mult, 0, INT_MAX /*32*/);
if (c == 'c') parse_opts(&get_io32bit, &set_io32bit, &io32bit, 0, INT_MAX /*8*/);
if (c == 'k') parse_opts(&get_keep, &set_keep, &keep, 0, 1);
if (c == 'a') parse_opts(&get_readahead, &set_readahead, &Xreadahead, 0, INT_MAX);
if (c == 'B') parse_opts(&get_apmmode, &set_apmmode, &apmmode, 1, 255);
do_flush |= do_timings |= (c == 't');
do_flush |= do_ctimings |= (c == 'T');
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#ifdef HDIO_DRIVE_CMD
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if (c == 'S') parse_opts(&get_standby, &set_standby, &standby_requested, 0, INT_MAX);
if (c == 'D') parse_opts(&get_defects, &set_defects, &defects, 0, INT_MAX);
if (c == 'P') parse_opts(&get_prefetch, &set_prefetch, &prefetch, 0, INT_MAX);
parse_xfermode((c == 'X'), &get_xfermode, &set_xfermode, &xfermode_requested);
if (c == 'K') parse_opts(&get_dkeep, &set_dkeep, &prefetch, 0, 1);
if (c == 'A') parse_opts(&get_lookahead, &set_lookahead, &lookahead, 0, 1);
if (c == 'L') parse_opts(&get_doorlock, &set_doorlock, &doorlock, 0, 1);
if (c == 'W') parse_opts(&get_wcache, &set_wcache, &wcache, 0, 1);
get_powermode |= (c == 'C');
get_standbynow = set_standbynow |= (c == 'y');
get_sleepnow = set_sleepnow |= (c == 'Y');
reread_partn |= (c == 'z');
get_seagate = set_seagate |= (c == 'Z');
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#endif
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USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') parse_opts(NULL, &unregister_hwif, &hwif, 0, INT_MAX));
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#ifdef HDIO_GET_QDMA
if (c == 'Q') {
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#ifdef HDIO_SET_QDMA
parse_opts(&get_dma_q, &set_dma_q, &dma_q, 0, INT_MAX);
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#else
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parse_opts(&get_dma_q, NULL, NULL, 0, 0);
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#endif
}
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#endif
USE_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r'));
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USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'x') parse_opts(NULL, &perform_tristate, &tristate, 0, 1));
USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'b') parse_opts(&get_busstate, &set_busstate, &busstate, 0, 2));
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#if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF
if (c == 'R') {
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parse_opts(NULL, &scan_hwif, &hwif_data, 0, INT_MAX);
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hwif_ctrl = xatoi_u((argv[optind]) ? argv[optind] : "");
hwif_irq = xatoi_u((argv[optind+1]) ? argv[optind+1] : "");
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/* Move past the 2 additional arguments */
argv += 2;
argc -= 2;
}
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#endif
}
/* When no flags are given (flagcount = 0), -acdgkmnru is assumed. */
if (!flagcount) {
get_mult = get_io32bit = get_unmask = get_keep = get_readonly = get_readahead = get_geom = 1;
USE_FEATURE_HDPARM_HDIO_GETSET_DMA(get_dma = 1);
}
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argc -= optind;
argv += optind;
if (argc < 1) {
if (ENABLE_FEATURE_HDPARM_GET_IDENTITY && !isatty(STDIN_FILENO))
identify_from_stdin(); /* EXIT */
else bb_show_usage();
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}
while (argc--) {
process_dev(*argv);
argv++;
}
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exit(EXIT_SUCCESS);
}