/* vi: set sw=4 ts=4: */ /* * hdparm implementation for busybox * * Copyright (C) [2003] by [Matteo Croce] <3297627799@wind.it> * Hacked by Tito for size optimization. * * 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 "libbb.h" #include /* 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) */ #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 */ #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. */ #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 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY 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 */ }; 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) */ #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 */ #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 */ #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 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY static const char *const 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", /* 0x0013 */ "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] ALIGN1 = { /* word 81 value: */ 0, /* 0x0000 WARNING: actual_ver[] array */ 1, /* 0x0001 WARNING: corresponds */ 1, /* 0x0002 WARNING: *exactly* */ 1, /* 0x0003 WARNING: to the ATA/ */ 2, /* 0x0004 WARNING: ATAPI version */ 2, /* 0x0005 WARNING: listed in */ 3, /* 0x0006 WARNING: the */ 2, /* 0x0007 WARNING: minor_str */ 3, /* 0x0008 WARNING: array */ 2, /* 0x0009 WARNING: above. */ 3, /* 0x000a WARNING: */ 3, /* 0x000b WARNING: If you change */ 3, /* 0x000c WARNING: that one, */ 4, /* 0x000d WARNING: change this one */ 4, /* 0x000e WARNING: too!!! */ 4, /* 0x000f */ 4, /* 0x0010 */ 4, /* 0x0011 */ 4, /* 0x0012 */ 5, /* 0x0013 */ 4, /* 0x0014 */ 5, /* 0x0015 */ 5, /* 0x0016 */ 4, /* 0x0017 */ 6, /* 0x0018 */ 6, /* 0x0019 */ 7, /* 0x001a */ 6, /* 0x001b */ 6, /* 0x001c */ 7, /* 0x001d */ 7, /* 0x001e */ 0, /* 0x001f */ 0, /* 0x0020 */ 7, /* 0x0021 */ 6, /* 0x0022 */ 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 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY 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 */ "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 */ }; #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 */ #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 #if ENABLE_FEATURE_HDPARM_GET_IDENTITY 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_BUF_MB 1 #define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024) #undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */ enum { fd = 3 }; struct globals { smallint get_identity, get_geom; smallint do_flush; smallint do_ctimings, do_timings; smallint reread_partn; smallint set_piomode, noisy_piomode; smallint set_readahead, get_readahead; smallint set_readonly, get_readonly; smallint set_unmask, get_unmask; smallint set_mult, get_mult; smallint set_dma_q, get_dma_q; smallint set_nowerr, get_nowerr; smallint set_keep, get_keep; smallint set_io32bit, get_io32bit; int piomode; unsigned long Xreadahead; unsigned long readonly; unsigned long unmask; unsigned long mult; unsigned long dma_q; unsigned long nowerr; unsigned long keep; unsigned long io32bit; #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA unsigned long dma; smallint set_dma, get_dma; #endif #ifdef HDIO_DRIVE_CMD smallint set_xfermode, get_xfermode; smallint set_dkeep, get_dkeep; smallint set_standby, get_standby; smallint set_lookahead, get_lookahead; smallint set_prefetch, get_prefetch; smallint set_defects, get_defects; smallint set_wcache, get_wcache; smallint set_doorlock, get_doorlock; smallint set_seagate, get_seagate; smallint set_standbynow, get_standbynow; smallint set_sleepnow, get_sleepnow; smallint get_powermode; smallint set_apmmode, get_apmmode; int xfermode_requested; unsigned long dkeep; unsigned long standby_requested; unsigned long lookahead; unsigned long prefetch; unsigned long defects; unsigned long wcache; unsigned long doorlock; unsigned long apmmode; #endif USE_FEATURE_HDPARM_GET_IDENTITY( smallint get_IDentity;) USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint set_busstate, get_busstate;) USE_FEATURE_HDPARM_HDIO_DRIVE_RESET( smallint perform_reset;) USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint perform_tristate;) USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(smallint unregister_hwif;) USE_FEATURE_HDPARM_HDIO_SCAN_HWIF( smallint scan_hwif;) USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long busstate;) USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long tristate;) USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(unsigned long hwif;) #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF unsigned long hwif_data; unsigned long hwif_ctrl; unsigned long hwif_irq; #endif #ifdef DO_FLUSHCACHE unsigned char flushcache[4] = { WIN_FLUSHCACHE, 0, 0, 0 }; #endif }; #define G (*(struct globals*)&bb_common_bufsiz1) struct BUG_G_too_big { char BUG_G_too_big[sizeof(G) <= COMMON_BUFSIZE ? 1 : -1]; }; #define get_identity (G.get_identity ) #define get_geom (G.get_geom ) #define do_flush (G.do_flush ) #define do_ctimings (G.do_ctimings ) #define do_timings (G.do_timings ) #define reread_partn (G.reread_partn ) #define set_piomode (G.set_piomode ) #define noisy_piomode (G.noisy_piomode ) #define set_readahead (G.set_readahead ) #define get_readahead (G.get_readahead ) #define set_readonly (G.set_readonly ) #define get_readonly (G.get_readonly ) #define set_unmask (G.set_unmask ) #define get_unmask (G.get_unmask ) #define set_mult (G.set_mult ) #define get_mult (G.get_mult ) #define set_dma_q (G.set_dma_q ) #define get_dma_q (G.get_dma_q ) #define set_nowerr (G.set_nowerr ) #define get_nowerr (G.get_nowerr ) #define set_keep (G.set_keep ) #define get_keep (G.get_keep ) #define set_io32bit (G.set_io32bit ) #define get_io32bit (G.get_io32bit ) #define piomode (G.piomode ) #define Xreadahead (G.Xreadahead ) #define readonly (G.readonly ) #define unmask (G.unmask ) #define mult (G.mult ) #define dma_q (G.dma_q ) #define nowerr (G.nowerr ) #define keep (G.keep ) #define io32bit (G.io32bit ) #define dma (G.dma ) #define set_dma (G.set_dma ) #define get_dma (G.get_dma ) #define set_xfermode (G.set_xfermode ) #define get_xfermode (G.get_xfermode ) #define set_dkeep (G.set_dkeep ) #define get_dkeep (G.get_dkeep ) #define set_standby (G.set_standby ) #define get_standby (G.get_standby ) #define set_lookahead (G.set_lookahead ) #define get_lookahead (G.get_lookahead ) #define set_prefetch (G.set_prefetch ) #define get_prefetch (G.get_prefetch ) #define set_defects (G.set_defects ) #define get_defects (G.get_defects ) #define set_wcache (G.set_wcache ) #define get_wcache (G.get_wcache ) #define set_doorlock (G.set_doorlock ) #define get_doorlock (G.get_doorlock ) #define set_seagate (G.set_seagate ) #define get_seagate (G.get_seagate ) #define set_standbynow (G.set_standbynow ) #define get_standbynow (G.get_standbynow ) #define set_sleepnow (G.set_sleepnow ) #define get_sleepnow (G.get_sleepnow ) #define get_powermode (G.get_powermode ) #define set_apmmode (G.set_apmmode ) #define get_apmmode (G.get_apmmode ) #define xfermode_requested (G.xfermode_requested ) #define dkeep (G.dkeep ) #define standby_requested (G.standby_requested ) #define lookahead (G.lookahead ) #define prefetch (G.prefetch ) #define defects (G.defects ) #define wcache (G.wcache ) #define doorlock (G.doorlock ) #define apmmode (G.apmmode ) #define get_IDentity (G.get_IDentity ) #define set_busstate (G.set_busstate ) #define get_busstate (G.get_busstate ) #define perform_reset (G.perform_reset ) #define perform_tristate (G.perform_tristate ) #define unregister_hwif (G.unregister_hwif ) #define scan_hwif (G.scan_hwif ) #define busstate (G.busstate ) #define tristate (G.tristate ) #define hwif (G.hwif ) #define hwif_data (G.hwif_data ) #define hwif_ctrl (G.hwif_ctrl ) #define hwif_irq (G.hwif_irq ) /* Busybox messages and functions */ #if ENABLE_IOCTL_HEX2STR_ERROR static int ioctl_alt_func(/*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_or_warn(fd, cmd, args, string); } #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt,#cmd) #else static int ioctl_alt_func(/*int fd,*/ int cmd, unsigned char *args, int alt) { if (!ioctl(fd, cmd, args)) return 0; args[0] = alt; return bb_ioctl_or_warn(fd, cmd, args); } #define ioctl_alt_or_warn(cmd,args,alt) ioctl_alt_func(cmd,args,alt) #endif static void on_off(int value) { puts(value ? " (on)" : " (off)"); } static void print_flag_on_off(int get_arg, const char *s, unsigned long arg) { if (get_arg) { printf(" setting %s to %ld", s, arg); on_off(arg); } } static void print_value_on_off(const char *str, unsigned long argp) { printf(" %s\t= %2ld", str, argp); on_off(argp != 0); } #if ENABLE_FEATURE_HDPARM_GET_IDENTITY static void print_ascii(const char *p, int length) { #if BB_BIG_ENDIAN #define LE_ONLY(x) enum { ofs = 0 }; #else #define LE_ONLY(x) x /* every 16bit word is big-endian (i.e. inverted) */ /* accessing bytes in 1,0, 3,2, 5,4... sequence */ int ofs = 1; #endif length *= 2; /* find first non-space & print it */ while (length && p[ofs] != ' ') { p++; LE_ONLY(ofs = -ofs;) length--; } while (length && p[ofs]) { bb_putchar(p[ofs]); p++; LE_ONLY(ofs = -ofs;) length--; } bb_putchar('\n'); #undef LE_ONLY } static void xprint_ascii(uint16_t *val, int i, const char *string, int n) { if (val[i]) { printf("\t%-20s", string); print_ascii((void*)&val[i], n); } } 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; for (ii = 0; ii <= MODE_MAX; ii++) { if (mode_sel & 0x0001) { printf("*%cdma%u ", cc, ii); if (*have_mode) err_dma = 1; *have_mode = 1; } else if (mode_sup & 0x0001) printf("%cdma%u ", cc, ii); mode_sup >>= 1; mode_sel >>= 1; } return err_dma; } // Parse 512 byte disk identification block and print much crap. static void identify(uint16_t *val) ATTRIBUTE_NORETURN; static void identify(uint16_t *val) { uint16_t 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; uint64_t bbbig; /* (:) */ const char *strng; #if BB_BIG_ENDIAN uint16_t buf[256]; // Adjust for endianness swab(val, buf, sizeof(buf)); val = buf; #endif /* check if we recognise the device type */ bb_putchar('\n'); 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. */ 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:"); if (eqpt != CDROM) { 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.) */ if (val[MAJOR] && (val[MAJOR] != NOVAL_1)) { printf("\n\tSupported: "); jj = val[MAJOR] << 1; kk = like_std >4 ? like_std-4: 0; for (ii = 14; (ii >0)&&(ii>kk); ii--) { if (jj & 0x8000) { printf("%u ", ii); 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; 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; } else if (((std == 4) || (!std && (like_std < 5))) && ((((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; } 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; } else if (((std == 2) || (!std && (like_std < 3))) && ((val[CMDS_SUPP_1] & VALID) == VALID_VAL) ) { like_std = 3; } else if (((std == 1) || (!std && (like_std < 2))) && ((val[CAPAB_0] & (IORDY_SUP | IORDY_OFF)) || (val[WHATS_VALID] & OK_W64_70)) ) { like_std = 2; } if (!std) printf("\n\tLikely used: %u\n", like_std); else if (like_std > std) printf("& some of %u\n", like_std); else bb_putchar('\n'); } else { /* TBD: do CDROM stuff more thoroughly. For now... */ kk = 0; if (val[CDR_MINOR] == 9) { kk = 1; printf("\n\tUsed: ATAPI for CD-ROMs, SFF-8020i, r2.5"); } if (val[CDR_MAJOR] && (val[CDR_MAJOR] !=NOVAL_1)) { kk = 1; printf("\n\tSupported: CD-ROM ATAPI"); jj = val[CDR_MAJOR] >> 1; 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; } if (min_std == 0xffff) min_std = like_std > 4 ? like_std - 3 : 1; printf("Configuration:\n"); /* more info from the general configuration word */ if ((eqpt != CDROM) && (like_std == 1)) { jj = val[GEN_CONFIG] >> 1; for (ii = 1; ii < 15; ii++) { if (jj & 0x0001) printf("\t%s\n", ata1_cfg_str[ii]); jj >>=1; } } 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"; 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])) 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]); if (jj) { mm = (uint32_t)val[CAPACITY_MSB] << 16 | val[CAPACITY_LSB]; 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]; 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); if (((val[CMDS_SUPP_1] & VALID) == VALID_VAL) && (val[CMDS_SUPP_1] & SUPPORT_48_BIT) ) { 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) 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); else bb_putchar('\n'); } /* hw support of commands (capabilities) */ printf("Capabilities:\n\t"); 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, "); if (like_std != 1) { 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"); if ((like_std == 1) && val[BUF_TYPE]) { printf("\tBuffer type: %04x: %s%s\n", val[BUF_TYPE], (val[BUF_TYPE] < 2) ? "single port, single-sector" : "dual port, multi-sector", (val[BUF_TYPE] > 2) ? " with read caching ability" : ""); } if ((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1))) { printf("\tBuffer size: %.1fkB\n", (float)val[BUFFER__SIZE]/2); } if ((min_std < 4) && (val[RW_LONG])) { printf("\tbytes avail on r/w long: %u\n", val[RW_LONG]); } if ((eqpt != CDROM) && (like_std > 3)) { printf("\tQueue depth: %u\n", (val[QUEUE_DEPTH] & DEPTH_BITS) + 1); } if (dev == ATA_DEV) { 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"); 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 bb_putchar('\n'); } printf("\tR/W multiple sector transfer: "); 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"); } 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"); 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]); bb_putchar('\n'); } } /* DMA stuff. Check that only one DMA mode is selected. */ printf("\tDMA: "); 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); if (val[SINGLE_DMA]) { jj = val[SINGLE_DMA]; kk = val[SINGLE_DMA] >> 8; err_dma += mode_loop(jj, kk, 's', &have_mode); } if (val[MULTI_DMA]) { jj = val[MULTI_DMA]; kk = val[MULTI_DMA] >> 8; err_dma += mode_loop(jj, kk, 'm', &have_mode); } 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("(?)"); bb_putchar('\n'); if ((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP)) printf("\t\tInterleaved DMA support\n"); 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]); bb_putchar('\n'); } } /* Programmed IO stuff */ printf("\tPIO: "); /* 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. */ if ((val[WHATS_VALID] & OK_W64_70) && (val[ADV_PIO_MODES] & PIO_SUP)) { jj = ((val[ADV_PIO_MODES] & PIO_SUP) << 3) | 0x0007; for (ii = 0; ii <= PIO_MODE_MAX; ii++) { if (jj & 0x0001) printf("pio%d ", ii); jj >>=1; } bb_putchar('\n'); } else if (((min_std < 5) || (eqpt == CDROM)) && (val[PIO_MODE] & MODE)) { for (ii = 0; ii <= val[PIO_MODE]>>8; ii++) printf("pio%d ", ii); bb_putchar('\n'); } else printf("unknown\n"); if (val[WHATS_VALID] & OK_W64_70) { 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]); bb_putchar('\n'); } } 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]; for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) { if ((jj & 0x8000) && (*cmd_feat_str[ii] != '\0')) { printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", cmd_feat_str[ii]); } jj <<= 1; kk <<= 1; if (ii % 16 == 15) { jj = val[CMDS_SUPP_0+1+(ii/16)]; kk = val[CMDS_EN_0+1+(ii/16)]; } if (ii == 31) { 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 */ 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]; if (jj) { for (ii = 0; ii < NUM_SECU_STR; ii++) { printf("\t%s\t%s\n", (!(jj & 0x0001)) ? "not" : "", secu_str[ii]); jj >>=1; } 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; 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 "); bb_putchar('\n'); } } /* reset result */ jj = val[HWRST_RSLT]; if ((jj & VALID) == VALID_VAL) { if (!(oo = (jj & RST0))) jj >>= 8; if ((jj & DEV_DET) == JUMPER_VAL) strng = " determined by the jumper"; else if ((jj & DEV_DET) == CSEL_VAL) strng = " determined by CSEL"; else strng = ""; 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 */ if ((like_std > 4) && (eqpt != CDROM)) { 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); } if ((val[INTEGRITY] & SIG) == SIG_VAL) { printf("Checksum: %scorrect\n", chksum ? "in" : ""); } } exit(EXIT_SUCCESS); } #endif // 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. #if ENABLE_FEATURE_HDPARM_GET_IDENTITY 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" }; 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<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"); } bb_putchar('\n'); if (!(id->field_valid & 1)) printf(" (maybe):"); printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s", id->cur_cyls, id->cur_heads, id->cur_sectors, (BB_BIG_ENDIAN) ? (unsigned long)(id->cur_capacity0 << 16) | id->cur_capacity1 : (unsigned long)(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); 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) { 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)) ? "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< UINT_MAX) return UINT_MAX; return u.blksize64; } static void print_timing(unsigned m, unsigned elapsed_us) { unsigned sec = elapsed_us / 1000000; unsigned hs = (elapsed_us % 1000000) / 10000; printf("%5u MB in %u.%02u seconds = %u kB/s\n", m, sec, hs, /* + 1 prevents div-by-0 */ (unsigned) ((unsigned long long)m * (1024 * 1000000) / (elapsed_us + 1)) // ~= (m * 1024) / (elapsed_us / 1000000) // = kb / elapsed_sec ); } static void do_time(int cache /*,int fd*/) /* cache=1: time cache: repeatedly read N MB at offset 0 * cache=0: time device: linear read, starting at offset 0 */ { unsigned max_iterations, iterations; unsigned start; /* doesn't need to be long long */ unsigned elapsed, elapsed2; unsigned total_MB; char *buf = xmalloc(TIMING_BUF_BYTES); if (mlock(buf, TIMING_BUF_BYTES)) bb_perror_msg_and_die("mlock"); /* Clear out the device request queues & give them time to complete. * NB: *small* delay. User is expected to have a clue and to not run * heavy io in parallel with measurements. */ sync(); sleep(1); if (cache) { /* Time cache */ seek_to_zero(); read_big_block(buf); printf("Timing buffer-cache reads: "); } else { /* Time device */ printf("Timing buffered disk reads:"); } fflush(stdout); /* Now do the timing */ iterations = 0; /* Max time to run (small for cache, avoids getting * huge total_MB which can overlow unsigned type) */ elapsed2 = 510000; /* cache */ max_iterations = UINT_MAX; if (!cache) { elapsed2 = 3000000; /* not cache */ /* Don't want to read past the end! */ max_iterations = dev_size_mb() / TIMING_BUF_MB; } start = monotonic_us(); do { if (cache) seek_to_zero(); read_big_block(buf); elapsed = (unsigned)monotonic_us() - start; ++iterations; } while (elapsed < elapsed2 && iterations < max_iterations); total_MB = iterations * TIMING_BUF_MB; //printf(" elapsed:%u iterations:%u ", elapsed, iterations); if (cache) { /* Cache: remove lseek() and monotonic_us() overheads * from elapsed */ start = monotonic_us(); do { seek_to_zero(); elapsed2 = (unsigned)monotonic_us() - start; } while (--iterations); //printf(" elapsed2:%u ", elapsed2); elapsed -= elapsed2; total_MB *= 2; // BUFCACHE_FACTOR (why?) flush_buffer_cache(); } print_timing(total_MB, elapsed); munlock(buf, TIMING_BUF_BYTES); free(buf); } #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF static void bus_state_value(unsigned 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 static void interpret_standby(unsigned standby) { unsigned 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"); } static const uint8_t xfermode_val[] ALIGN1 = { 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 32, 33, 34, 35, 36, 37, 38, 39, 64, 65, 66, 67, 68, 69, 70, 71 }; /* NB: we save size by _not_ storing terninating NUL! */ static const char xfermode_name[][5] ALIGN1 = { "pio0", "pio1", "pio2", "pio3", "pio4", "pio5", "pio6", "pio7", "sdma0","sdma1","sdma2","sdma3","sdma4","sdma5","sdma6","sdma7", "mdma0","mdma1","mdma2","mdma3","mdma4","mdma5","mdma6","mdma7", "udma0","udma1","udma2","udma3","udma4","udma5","udma6","udma7" }; static int translate_xfermode(const char *name) { int val, i; for (i = 0; i < ARRAY_SIZE(xfermode_val); i++) { if (!strncmp(name, xfermode_name[i], 5)) if (strlen(name) <= 5) return xfermode_val[i]; } /* Negative numbers are invalid and are caught later */ val = bb_strtoi(name, NULL, 10); if (!errno) return val; return -1; } static void interpret_xfermode(unsigned 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(int flag, const char *s, unsigned long value) { if (flag) printf(" setting %s to %ld\n", s, value); } static void process_dev(char *devname) { /*int fd;*/ 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);*/ xmove_fd(xopen(devname, O_RDONLY | O_NONBLOCK), fd); printf("\n%s:\n", devname); if (set_readahead) { print_flag(get_readahead, "fs readahead", Xreadahead); ioctl_or_warn(fd, BLKRASET, (int *)Xreadahead); } #if ENABLE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF if (unregister_hwif) { printf(" attempting to unregister hwif#%lu\n", hwif); ioctl_or_warn(fd, HDIO_UNREGISTER_HWIF, (int *)(unsigned long)hwif); } #endif #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF if (scan_hwif) { 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; ioctl_or_warn(fd, HDIO_SCAN_HWIF, args); 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)); } ioctl_or_warn(fd, HDIO_SET_PIO_MODE, (int *)(unsigned long)piomode); } if (set_io32bit) { print_flag(get_io32bit, "32-bit IO_support flag", io32bit); ioctl_or_warn(fd, HDIO_SET_32BIT, (int *)io32bit); } if (set_mult) { print_flag(get_mult, "multcount", mult); #ifdef HDIO_DRIVE_CMD ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult); #else force_operation |= (!ioctl_or_warn(fd, HDIO_SET_MULTCOUNT, (void *)mult)); #endif } if (set_readonly) { print_flag_on_off(get_readonly, "readonly", readonly); ioctl_or_warn(fd, BLKROSET, &readonly); } if (set_unmask) { print_flag_on_off(get_unmask, "unmaskirq", unmask); ioctl_or_warn(fd, HDIO_SET_UNMASKINTR, (int *)unmask); } #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA if (set_dma) { print_flag_on_off(get_dma, "using_dma", dma); ioctl_or_warn(fd, HDIO_SET_DMA, (int *)dma); } #endif /* FEATURE_HDPARM_HDIO_GETSET_DMA */ if (set_dma_q) { print_flag_on_off(get_dma_q, "DMA queue_depth", dma_q); ioctl_or_warn(fd, HDIO_SET_QDMA, (int *)dma_q); } if (set_nowerr) { print_flag_on_off(get_nowerr, "nowerr", nowerr); ioctl_or_warn(fd, HDIO_SET_NOWERR, (int *)nowerr); } if (set_keep) { print_flag_on_off(get_keep, "keep_settings", keep); ioctl_or_warn(fd, HDIO_SET_KEEPSETTINGS, (int *)keep); } #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); ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); 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; ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); } if (set_defects) { args[2] = defects ? 0x04 : 0x84; print_flag(get_defects, "drive defect-mgmt", defects); ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); } if (set_prefetch) { args[1] = prefetch; args[2] = 0xab; print_flag(get_prefetch, "drive prefetch", prefetch); ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); 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); } ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); args[1] = 0; } if (set_lookahead) { args[2] = lookahead ? 0xaa : 0x55; print_flag_on_off(get_lookahead, "drive read-lookahead", lookahead); ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); } 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); ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); args[1] = 0; } if (set_wcache) { #ifdef DO_FLUSHCACHE #ifndef WIN_FLUSHCACHE #define WIN_FLUSHCACHE 0xe7 #endif #endif /* DO_FLUSHCACHE */ args[2] = wcache ? 0x02 : 0x82; print_flag_on_off(get_wcache, "drive write-caching", wcache); #ifdef DO_FLUSHCACHE if (!wcache) ioctl_or_warn(fd, HDIO_DRIVE_CMD, &flushcache); #endif /* DO_FLUSHCACHE */ ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); #ifdef DO_FLUSHCACHE if (!wcache) ioctl_or_warn(fd, 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; ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_STANDBYNOW2); } 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; ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2); } if (set_seagate) { args[0] = 0xfb; if (get_seagate) printf(" disabling Seagate auto powersaving mode\n"); ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); } if (set_standby) { args[0] = WIN_SETIDLE1; args[1] = standby_requested; if (get_standby) { print_flag(1, "standby", standby_requested); interpret_standby(standby_requested); } ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); args[1] = 0; } #else /* HDIO_DRIVE_CMD */ if (force_operation) { char buf[512]; flush_buffer_cache(); if (-1 == read(fd, buf, sizeof(buf))) bb_perror_msg("read(%d bytes) failed (rc=-1)", sizeof(buf)); } #endif /* HDIO_DRIVE_CMD */ if (get_mult || get_identity) { multcount = -1; if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) { if (get_mult && ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn. */ bb_perror_msg("HDIO_GET_MULTCOUNT"); else bb_perror_msg("ioctl %#x failed", HDIO_GET_MULTCOUNT); } else if (get_mult) { printf(fmt, "multcount", multcount); on_off(multcount != 0); } } if (get_io32bit) { if (!ioctl_or_warn(fd, HDIO_GET_32BIT, &parm)) { 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) { if(!ioctl_or_warn(fd, HDIO_GET_UNMASKINTR, (unsigned long *)parm)) print_value_on_off("unmaskirq", parm); } #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA if (get_dma) { if (!ioctl_or_warn(fd, HDIO_GET_DMA, &parm)) { printf(fmt, "using_dma", parm); if (parm == 8) printf(" (DMA-Assisted-PIO)\n"); else on_off(parm != 0); } } #endif if (get_dma_q) { if(!ioctl_or_warn(fd, HDIO_GET_QDMA, (unsigned long *)parm)) print_value_on_off("queue_depth", parm); } if (get_keep) { if(!ioctl_or_warn(fd, HDIO_GET_KEEPSETTINGS, (unsigned long *)parm)) print_value_on_off("keepsettings", parm); } if (get_nowerr) { if(!ioctl_or_warn(fd, HDIO_GET_NOWERR, (unsigned long *)parm)) print_value_on_off("nowerr", parm); } if (get_readonly) { if(!ioctl_or_warn(fd, BLKROGET, (unsigned long *)parm)) print_value_on_off("readonly", parm); } if (get_readahead) { if(!ioctl_or_warn(fd, BLKRAGET, (unsigned long *)parm)) print_value_on_off("readahead", parm); } if (get_geom) { if (!ioctl_or_warn(fd, BLKGETSIZE, &parm)) { struct hd_geometry g; if (!ioctl_or_warn(fd, HDIO_GETGEO, &g)) 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 (ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_CHECKPOWERMODE2)) { 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 #if ENABLE_FEATURE_HDPARM_HDIO_DRIVE_RESET if (perform_reset) { ioctl_or_warn(fd, HDIO_DRIVE_RESET, NULL); } #endif /* FEATURE_HDPARM_HDIO_DRIVE_RESET */ #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF if (perform_tristate) { args[0] = 0; args[1] = tristate; ioctl_or_warn(fd, HDIO_TRISTATE_HWIF, &args); } #endif /* FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ #if ENABLE_FEATURE_HDPARM_GET_IDENTITY if (get_identity) { 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 if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */ bb_perror_msg("HDIO_GET_IDENTITY"); else bb_perror_msg("ioctl %#x failed", 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 (!ioctl_alt_or_warn(HDIO_DRIVE_CMD, args1, WIN_PIDENTIFY)) identify((void *)(args1 + 4)); } #endif #if ENABLE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF if (set_busstate) { if (get_busstate) { print_flag(1, "bus state", busstate); bus_state_value(busstate); } ioctl_or_warn(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate); } if (get_busstate) { if (!ioctl_or_warn(fd, HDIO_GET_BUSSTATE, &parm)) { printf(fmt, "bus state", parm); bus_state_value(parm); } } #endif if (reread_partn) ioctl_or_warn(fd, BLKRRPART, NULL); if (do_ctimings) do_time(1 /*,fd*/); /* time cache */ if (do_timings) do_time(0 /*,fd*/); /* time device */ if (do_flush) flush_buffer_cache(); close(fd); } #if ENABLE_FEATURE_HDPARM_GET_IDENTITY static int fromhex(unsigned char c) { if (isdigit(c)) return (c - '0'); 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) ATTRIBUTE_NORETURN; static void identify_from_stdin(void) { uint16_t sbuf[256]; unsigned char buf[1280]; unsigned char *b = (unsigned char *)buf; int i; 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++) sbuf[i] = (sbuf[i] << 4) + fromhex(*(b++)); } // Parse the data. identify(sbuf); } #else void identify_from_stdin(void); #endif /* busybox specific stuff */ static void parse_opts(smallint *get, smallint *set, unsigned long *value, int min, int max) { if (get) { *get = 1; } if (optarg) { *set = 1; *value = xatol_range(optarg, min, max); } } static void parse_xfermode(int flag, smallint *get, smallint *set, int *value) { if (flag) { *get = 1; if (optarg) { *value = translate_xfermode(optarg); *set = (*value > -1); } } } /*------- getopt short options --------*/ static const char hdparm_options[] ALIGN1 = "gfu::n::p:r::m::c::k::a::B:tT" USE_FEATURE_HDPARM_GET_IDENTITY("iI") USE_FEATURE_HDPARM_HDIO_GETSET_DMA("d::") #ifdef HDIO_DRIVE_CMD "S:D:P:X:K:A:L:W:CyYzZ" #endif USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:") #ifdef HDIO_GET_QDMA #ifdef HDIO_SET_QDMA "Q:" #else "Q" #endif #endif USE_FEATURE_HDPARM_HDIO_DRIVE_RESET("w") USE_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:") USE_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:"); /*-------------------------------------*/ /* our main() routine: */ int hdparm_main(int argc, char **argv); int hdparm_main(int argc, char **argv) { int c; int flagcount = 0; while ((c = getopt(argc, argv, hdparm_options)) >= 0) { flagcount++; 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'); #ifdef HDIO_DRIVE_CMD 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'); #endif USE_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') parse_opts(NULL, &unregister_hwif, &hwif, 0, INT_MAX)); #ifdef HDIO_GET_QDMA if (c == 'Q') { #ifdef HDIO_SET_QDMA parse_opts(&get_dma_q, &set_dma_q, &dma_q, 0, INT_MAX); #else parse_opts(&get_dma_q, NULL, NULL, 0, 0); #endif } #endif USE_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r')); 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)); #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF if (c == 'R') { parse_opts(NULL, &scan_hwif, &hwif_data, 0, INT_MAX); hwif_ctrl = xatoi_u((argv[optind]) ? argv[optind] : ""); hwif_irq = xatoi_u((argv[optind+1]) ? argv[optind+1] : ""); /* Move past the 2 additional arguments */ argv += 2; argc -= 2; } #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); } argv += optind; if (!*argv) { if (ENABLE_FEATURE_HDPARM_GET_IDENTITY && !isatty(STDIN_FILENO)) identify_from_stdin(); /* EXIT */ bb_show_usage(); } do { process_dev(*argv++); } while (*argv); return EXIT_SUCCESS; }