| /* vi: set sw=4 ts=4: */ |
| /* |
| * hdparm implementation for busybox |
| * |
| * Copyright (C) [2003] by [Matteo Croce] <3297627799@wind.it> |
| * Hacked by Tito <farmatito@tiscali.it> for size optimization. |
| * |
| * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
| * |
| * 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 |
| */ |
| |
| //usage:#define hdparm_trivial_usage |
| //usage: "[OPTIONS] [DEVICE]" |
| //usage:#define hdparm_full_usage "\n\n" |
| //usage: " -a Get/set fs readahead" |
| //usage: "\n -A Set drive read-lookahead flag (0/1)" |
| //usage: "\n -b Get/set bus state (0 == off, 1 == on, 2 == tristate)" |
| //usage: "\n -B Set Advanced Power Management setting (1-255)" |
| //usage: "\n -c Get/set IDE 32-bit IO setting" |
| //usage: "\n -C Check IDE power mode status" |
| //usage: IF_FEATURE_HDPARM_HDIO_GETSET_DMA( |
| //usage: "\n -d Get/set using_dma flag") |
| //usage: "\n -D Enable/disable drive defect-mgmt" |
| //usage: "\n -f Flush buffer cache for device on exit" |
| //usage: "\n -g Display drive geometry" |
| //usage: "\n -h Display terse usage information" |
| //usage: IF_FEATURE_HDPARM_GET_IDENTITY( |
| //usage: "\n -i Display drive identification") |
| //usage: IF_FEATURE_HDPARM_GET_IDENTITY( |
| //usage: "\n -I Detailed/current information directly from drive") |
| //usage: "\n -k Get/set keep_settings_over_reset flag (0/1)" |
| //usage: "\n -K Set drive keep_features_over_reset flag (0/1)" |
| //usage: "\n -L Set drive doorlock (0/1) (removable harddisks only)" |
| //usage: "\n -m Get/set multiple sector count" |
| //usage: "\n -n Get/set ignore-write-errors flag (0/1)" |
| //usage: "\n -p Set PIO mode on IDE interface chipset (0,1,2,3,4,...)" |
| //usage: "\n -P Set drive prefetch count" |
| /* //usage: "\n -q Change next setting quietly" - not supported ib bbox */ |
| //usage: "\n -Q Get/set DMA tagged-queuing depth (if supported)" |
| //usage: "\n -r Get/set readonly flag (DANGEROUS to set)" |
| //usage: IF_FEATURE_HDPARM_HDIO_SCAN_HWIF( |
| //usage: "\n -R Register an IDE interface (DANGEROUS)") |
| //usage: "\n -S Set standby (spindown) timeout" |
| //usage: "\n -t Perform device read timings" |
| //usage: "\n -T Perform cache read timings" |
| //usage: "\n -u Get/set unmaskirq flag (0/1)" |
| //usage: IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF( |
| //usage: "\n -U Unregister an IDE interface (DANGEROUS)") |
| //usage: "\n -v Defaults; same as -mcudkrag for IDE drives" |
| //usage: "\n -V Display program version and exit immediately" |
| //usage: IF_FEATURE_HDPARM_HDIO_DRIVE_RESET( |
| //usage: "\n -w Perform device reset (DANGEROUS)") |
| //usage: "\n -W Set drive write-caching flag (0/1) (DANGEROUS)" |
| //usage: IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( |
| //usage: "\n -x Tristate device for hotswap (0/1) (DANGEROUS)") |
| //usage: "\n -X Set IDE xfer mode (DANGEROUS)" |
| //usage: "\n -y Put IDE drive in standby mode" |
| //usage: "\n -Y Put IDE drive to sleep" |
| //usage: "\n -Z Disable Seagate auto-powersaving mode" |
| //usage: "\n -z Reread partition table" |
| |
| #include "libbb.h" |
| #include "common_bufsiz.h" |
| /* must be _after_ libbb.h: */ |
| #include <linux/hdreg.h> |
| #include <sys/mount.h> |
| #if !defined(BLKGETSIZE64) |
| # define BLKGETSIZE64 _IOR(0x12,114,size_t) |
| #endif |
| |
| /* 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 |
| |
| /* 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 |
| /* 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 |
| |
| /* 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 |
| |
| /* 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 */ |
| |
| |
| #define IS_GET 1 |
| #define IS_SET 2 |
| |
| |
| 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 getset_readahead; |
| smallint getset_readonly; |
| smallint getset_unmask; |
| smallint getset_mult; |
| #ifdef HDIO_GET_QDMA |
| smallint getset_dma_q; |
| #endif |
| smallint getset_nowerr; |
| smallint getset_keep; |
| smallint getset_io32bit; |
| int piomode; |
| unsigned long Xreadahead; |
| unsigned long readonly; |
| unsigned long unmask; |
| unsigned long mult; |
| #ifdef HDIO_SET_QDMA |
| unsigned long dma_q; |
| #endif |
| unsigned long nowerr; |
| unsigned long keep; |
| unsigned long io32bit; |
| #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
| unsigned long dma; |
| smallint getset_dma; |
| #endif |
| #ifdef HDIO_DRIVE_CMD |
| smallint set_xfermode, get_xfermode; |
| smallint getset_dkeep; |
| smallint getset_standby; |
| smallint getset_lookahead; |
| smallint getset_prefetch; |
| smallint getset_defects; |
| smallint getset_wcache; |
| smallint getset_doorlock; |
| smallint set_seagate; |
| smallint set_standbynow; |
| smallint set_sleepnow; |
| smallint get_powermode; |
| smallint getset_apmmode; |
| int xfermode_requested; |
| unsigned long dkeep; |
| unsigned long standby_requested; /* 0..255 */ |
| unsigned long lookahead; |
| unsigned long prefetch; |
| unsigned long defects; |
| unsigned long wcache; |
| unsigned long doorlock; |
| unsigned long apmmode; |
| #endif |
| IF_FEATURE_HDPARM_GET_IDENTITY( smallint get_IDentity;) |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint getset_busstate;) |
| IF_FEATURE_HDPARM_HDIO_DRIVE_RESET( smallint perform_reset;) |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( smallint perform_tristate;) |
| IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(smallint unregister_hwif;) |
| IF_FEATURE_HDPARM_HDIO_SCAN_HWIF( smallint scan_hwif;) |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long busstate;) |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF( unsigned long tristate;) |
| IF_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 |
| } FIX_ALIASING; |
| #define G (*(struct globals*)bb_common_bufsiz1) |
| #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 getset_readahead (G.getset_readahead ) |
| #define getset_readonly (G.getset_readonly ) |
| #define getset_unmask (G.getset_unmask ) |
| #define getset_mult (G.getset_mult ) |
| #define getset_dma_q (G.getset_dma_q ) |
| #define getset_nowerr (G.getset_nowerr ) |
| #define getset_keep (G.getset_keep ) |
| #define getset_io32bit (G.getset_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 getset_dma (G.getset_dma ) |
| #define set_xfermode (G.set_xfermode ) |
| #define get_xfermode (G.get_xfermode ) |
| #define getset_dkeep (G.getset_dkeep ) |
| #define getset_standby (G.getset_standby ) |
| #define getset_lookahead (G.getset_lookahead ) |
| #define getset_prefetch (G.getset_prefetch ) |
| #define getset_defects (G.getset_defects ) |
| #define getset_wcache (G.getset_wcache ) |
| #define getset_doorlock (G.getset_doorlock ) |
| #define set_seagate (G.set_seagate ) |
| #define set_standbynow (G.set_standbynow ) |
| #define set_sleepnow (G.set_sleepnow ) |
| #define get_powermode (G.get_powermode ) |
| #define getset_apmmode (G.getset_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 getset_busstate (G.getset_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 ) |
| #define INIT_G() do { \ |
| setup_common_bufsiz(); \ |
| BUILD_BUG_ON(sizeof(G) > COMMON_BUFSIZE); \ |
| } while (0) |
| |
| |
| /* 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 %lu", s, arg); |
| on_off(arg); |
| } |
| } |
| |
| static void print_value_on_off(const char *str, unsigned long argp) |
| { |
| printf(" %s\t= %2lu", 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; |
| } |
| |
| static const char pkt_str[] ALIGN1 = |
| "Direct-access device" "\0" /* word 0, bits 12-8 = 00 */ |
| "Sequential-access device" "\0" /* word 0, bits 12-8 = 01 */ |
| "Printer" "\0" /* word 0, bits 12-8 = 02 */ |
| "Processor" "\0" /* word 0, bits 12-8 = 03 */ |
| "Write-once device" "\0" /* word 0, bits 12-8 = 04 */ |
| "CD-ROM" "\0" /* word 0, bits 12-8 = 05 */ |
| "Scanner" "\0" /* word 0, bits 12-8 = 06 */ |
| "Optical memory" "\0" /* word 0, bits 12-8 = 07 */ |
| "Medium changer" "\0" /* word 0, bits 12-8 = 08 */ |
| "Communications device" "\0" /* word 0, bits 12-8 = 09 */ |
| "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0a */ |
| "ACS-IT8 device" "\0" /* word 0, bits 12-8 = 0b */ |
| "Array controller" "\0" /* word 0, bits 12-8 = 0c */ |
| "Enclosure services" "\0" /* word 0, bits 12-8 = 0d */ |
| "Reduced block command device" "\0" /* word 0, bits 12-8 = 0e */ |
| "Optical card reader/writer" "\0" /* word 0, bits 12-8 = 0f */ |
| ; |
| |
| static const char ata1_cfg_str[] ALIGN1 = /* word 0 in ATA-1 mode */ |
| "reserved" "\0" /* bit 0 */ |
| "hard sectored" "\0" /* bit 1 */ |
| "soft sectored" "\0" /* bit 2 */ |
| "not MFM encoded " "\0" /* bit 3 */ |
| "head switch time > 15us" "\0" /* bit 4 */ |
| "spindle motor control option" "\0" /* bit 5 */ |
| "fixed drive" "\0" /* bit 6 */ |
| "removable drive" "\0" /* bit 7 */ |
| "disk xfer rate <= 5Mbs" "\0" /* bit 8 */ |
| "disk xfer rate > 5Mbs, <= 10Mbs" "\0" /* bit 9 */ |
| "disk xfer rate > 5Mbs" "\0" /* bit 10 */ |
| "rotational speed tol." "\0" /* bit 11 */ |
| "data strobe offset option" "\0" /* bit 12 */ |
| "track offset option" "\0" /* bit 13 */ |
| "format speed tolerance gap reqd" "\0" /* bit 14 */ |
| "ATAPI" /* bit 14 */ |
| ; |
| |
| static const char minor_str[] ALIGN1 = |
| /* word 81 value: */ |
| "Unspecified" "\0" /* 0x0000 */ |
| "ATA-1 X3T9.2 781D prior to rev.4" "\0" /* 0x0001 */ |
| "ATA-1 published, ANSI X3.221-1994" "\0" /* 0x0002 */ |
| "ATA-1 X3T9.2 781D rev.4" "\0" /* 0x0003 */ |
| "ATA-2 published, ANSI X3.279-1996" "\0" /* 0x0004 */ |
| "ATA-2 X3T10 948D prior to rev.2k" "\0" /* 0x0005 */ |
| "ATA-3 X3T10 2008D rev.1" "\0" /* 0x0006 */ |
| "ATA-2 X3T10 948D rev.2k" "\0" /* 0x0007 */ |
| "ATA-3 X3T10 2008D rev.0" "\0" /* 0x0008 */ |
| "ATA-2 X3T10 948D rev.3" "\0" /* 0x0009 */ |
| "ATA-3 published, ANSI X3.298-199x" "\0" /* 0x000a */ |
| "ATA-3 X3T10 2008D rev.6" "\0" /* 0x000b */ |
| "ATA-3 X3T13 2008D rev.7 and 7a" "\0" /* 0x000c */ |
| "ATA/ATAPI-4 X3T13 1153D rev.6" "\0" /* 0x000d */ |
| "ATA/ATAPI-4 T13 1153D rev.13" "\0" /* 0x000e */ |
| "ATA/ATAPI-4 X3T13 1153D rev.7" "\0" /* 0x000f */ |
| "ATA/ATAPI-4 T13 1153D rev.18" "\0" /* 0x0010 */ |
| "ATA/ATAPI-4 T13 1153D rev.15" "\0" /* 0x0011 */ |
| "ATA/ATAPI-4 published, ANSI INCITS 317-1998" "\0" /* 0x0012 */ |
| "ATA/ATAPI-5 T13 1321D rev.3" "\0" /* 0x0013 */ |
| "ATA/ATAPI-4 T13 1153D rev.14" "\0" /* 0x0014 */ |
| "ATA/ATAPI-5 T13 1321D rev.1" "\0" /* 0x0015 */ |
| "ATA/ATAPI-5 published, ANSI INCITS 340-2000" "\0" /* 0x0016 */ |
| "ATA/ATAPI-4 T13 1153D rev.17" "\0" /* 0x0017 */ |
| "ATA/ATAPI-6 T13 1410D rev.0" "\0" /* 0x0018 */ |
| "ATA/ATAPI-6 T13 1410D rev.3a" "\0" /* 0x0019 */ |
| "ATA/ATAPI-7 T13 1532D rev.1" "\0" /* 0x001a */ |
| "ATA/ATAPI-6 T13 1410D rev.2" "\0" /* 0x001b */ |
| "ATA/ATAPI-6 T13 1410D rev.1" "\0" /* 0x001c */ |
| "ATA/ATAPI-7 published, ANSI INCITS 397-2005" "\0" /* 0x001d */ |
| "ATA/ATAPI-7 T13 1532D rev.0" "\0" /* 0x001e */ |
| "reserved" "\0" /* 0x001f */ |
| "reserved" "\0" /* 0x0020 */ |
| "ATA/ATAPI-7 T13 1532D rev.4a" "\0" /* 0x0021 */ |
| "ATA/ATAPI-6 published, ANSI INCITS 361-2002" "\0" /* 0x0022 */ |
| "reserved" /* 0x0023-0xfffe */ |
| ; |
| 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 */ |
| }; |
| |
| static const char cmd_feat_str[] ALIGN1 = |
| "" "\0" /* word 82 bit 15: obsolete */ |
| "NOP cmd" "\0" /* word 82 bit 14 */ |
| "READ BUFFER cmd" "\0" /* word 82 bit 13 */ |
| "WRITE BUFFER cmd" "\0" /* word 82 bit 12 */ |
| "" "\0" /* word 82 bit 11: obsolete */ |
| "Host Protected Area feature set" "\0" /* word 82 bit 10 */ |
| "DEVICE RESET cmd" "\0" /* word 82 bit 9 */ |
| "SERVICE interrupt" "\0" /* word 82 bit 8 */ |
| "Release interrupt" "\0" /* word 82 bit 7 */ |
| "Look-ahead" "\0" /* word 82 bit 6 */ |
| "Write cache" "\0" /* word 82 bit 5 */ |
| "PACKET command feature set" "\0" /* word 82 bit 4 */ |
| "Power Management feature set" "\0" /* word 82 bit 3 */ |
| "Removable Media feature set" "\0" /* word 82 bit 2 */ |
| "Security Mode feature set" "\0" /* word 82 bit 1 */ |
| "SMART feature set" "\0" /* word 82 bit 0 */ |
| /* -------------- */ |
| "" "\0" /* word 83 bit 15: !valid bit */ |
| "" "\0" /* word 83 bit 14: valid bit */ |
| "FLUSH CACHE EXT cmd" "\0" /* word 83 bit 13 */ |
| "Mandatory FLUSH CACHE cmd " "\0" /* word 83 bit 12 */ |
| "Device Configuration Overlay feature set " "\0" |
| "48-bit Address feature set " "\0" /* word 83 bit 10 */ |
| "" "\0" |
| "SET MAX security extension" "\0" /* word 83 bit 8 */ |
| "Address Offset Reserved Area Boot" "\0" /* word 83 bit 7 */ |
| "SET FEATURES subcommand required to spinup after power up" "\0" |
| "Power-Up In Standby feature set" "\0" /* word 83 bit 5 */ |
| "Removable Media Status Notification feature set" "\0" |
| "Adv. Power Management feature set" "\0" /* word 83 bit 3 */ |
| "CFA feature set" "\0" /* word 83 bit 2 */ |
| "READ/WRITE DMA QUEUED" "\0" /* word 83 bit 1 */ |
| "DOWNLOAD MICROCODE cmd" "\0" /* word 83 bit 0 */ |
| /* -------------- */ |
| "" "\0" /* word 84 bit 15: !valid bit */ |
| "" "\0" /* word 84 bit 14: valid bit */ |
| "" "\0" /* word 84 bit 13: reserved */ |
| "" "\0" /* word 84 bit 12: reserved */ |
| "" "\0" /* word 84 bit 11: reserved */ |
| "" "\0" /* word 84 bit 10: reserved */ |
| "" "\0" /* word 84 bit 9: reserved */ |
| "" "\0" /* word 84 bit 8: reserved */ |
| "" "\0" /* word 84 bit 7: reserved */ |
| "" "\0" /* word 84 bit 6: reserved */ |
| "General Purpose Logging feature set" "\0" /* word 84 bit 5 */ |
| "" "\0" /* word 84 bit 4: reserved */ |
| "Media Card Pass Through Command feature set " "\0" |
| "Media serial number " "\0" /* word 84 bit 2 */ |
| "SMART self-test " "\0" /* word 84 bit 1 */ |
| "SMART error logging " /* word 84 bit 0 */ |
| ; |
| |
| static const char secu_str[] ALIGN1 = |
| "supported" "\0" /* word 128, bit 0 */ |
| "enabled" "\0" /* word 128, bit 1 */ |
| "locked" "\0" /* word 128, bit 2 */ |
| "frozen" "\0" /* word 128, bit 3 */ |
| "expired: security count" "\0" /* word 128, bit 4 */ |
| "supported: enhanced erase" /* word 128, bit 5 */ |
| ; |
| |
| // Parse 512 byte disk identification block and print much crap. |
| static void identify(uint16_t *val) 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 recognize 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 ", eqpt <= 0xf ? nth_string(pkt_str, eqpt) : "unknown"); |
| 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)) |
| puts("powers-up in standby; SET FEATURES subcmd spins-up."); |
| if (((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE)) |
| puts("\n\tWARNING: ID response incomplete.\n\tFollowing data may be incorrect.\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 ", nth_string(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; |
| } |
| } |
| puts(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; |
| |
| puts("Configuration:"); |
| /* 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", nth_string(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])) |
| puts("\tCHS addressing not supported"); |
| 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 |
| puts("no IORDY"); |
| |
| 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)) |
| puts("not supported"); |
| 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 |
| puts("?"); |
| } |
| 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)) |
| puts("\tATA sw reset required"); |
| |
| 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)) |
| puts("not supported"); |
| 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)) |
| puts("\t\tInterleaved DMA support"); |
| |
| 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 |
| puts("unknown"); |
| |
| 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) { |
| puts("Commands/features:\n" |
| "\tEnabled\tSupported:"); |
| jj = val[CMDS_SUPP_0]; |
| kk = val[CMDS_EN_0]; |
| for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) { |
| const char *feat_str = nth_string(cmd_feat_str, ii); |
| if ((jj & 0x8000) && (*feat_str != '\0')) { |
| printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", feat_str); |
| } |
| 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", nth_string(cmd_feat_str, 27)); |
| |
| /* security */ |
| if ((eqpt != CDROM) && (like_std > 3) |
| && (val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME]) |
| ) { |
| puts("Security:"); |
| 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" : "", |
| nth_string(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) { |
| bb_putchar('\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) { |
| oo = (jj & RST0); |
| if (!oo) |
| 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 cfg_str[] ALIGN1 = |
| """\0" "HardSect""\0" "SoftSect""\0" "NotMFM""\0" |
| "HdSw>15uSec""\0" "SpinMotCtl""\0" "Fixed""\0" "Removeable""\0" |
| "DTR<=5Mbs""\0" "DTR>5Mbs""\0" "DTR>10Mbs""\0" "RotSpdTol>.5%""\0" |
| "dStbOff""\0" "TrkOff""\0" "FmtGapReq""\0" "nonMagnetic" |
| ; |
| |
| static const char BuffType[] ALIGN1 = |
| "unknown""\0" "1Sect""\0" "DualPort""\0" "DualPortCache" |
| ; |
| |
| static NOINLINE void dump_identity(const struct hd_driveid *id) |
| { |
| int i; |
| const unsigned short *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", nth_string(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, |
| nth_string(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) { |
| static const masks_labels_t pio_modes = { |
| .masks = { 1, 2, ~3 }, |
| .labels = "pio3 \0""pio4 \0""pio? \0", |
| }; |
| print_flags(&pio_modes, id->eide_pio_modes); |
| } |
| if (id->capability & 1) { |
| if (id->dma_1word | id->dma_mword) { |
| static const int dma_wmode_masks[] = { 0x100, 1, 0x200, 2, 0x400, 4, 0xf800, 0xf8 }; |
| printf("\n DMA modes: "); |
| print_flags_separated(dma_wmode_masks, |
| "*\0""sdma0 \0""*\0""sdma1 \0""*\0""sdma2 \0""*\0""sdma? \0", |
| id->dma_1word, NULL); |
| print_flags_separated(dma_wmode_masks, |
| "*\0""mdma0 \0""*\0""mdma1 \0""*\0""mdma2 \0""*\0""mdma? \0", |
| id->dma_mword, NULL); |
| } |
| } |
| if (((id->capability & 8) || (id->field_valid & 2)) && id->field_valid & 4) { |
| static const masks_labels_t ultra_modes1 = { |
| .masks = { 0x100, 0x001, 0x200, 0x002, 0x400, 0x004 }, |
| .labels = "*\0""udma0 \0""*\0""udma1 \0""*\0""udma2 \0", |
| }; |
| |
| printf("\n UDMA modes: "); |
| print_flags(&ultra_modes1, id->dma_ultra); |
| #ifdef __NEW_HD_DRIVE_ID |
| if (id->hw_config & 0x2000) { |
| #else /* !__NEW_HD_DRIVE_ID */ |
| if (id->word93 & 0x2000) { |
| #endif /* __NEW_HD_DRIVE_ID */ |
| static const masks_labels_t ultra_modes2 = { |
| .masks = { 0x0800, 0x0008, 0x1000, 0x0010, |
| 0x2000, 0x0020, 0x4000, 0x0040, |
| 0x8000, 0x0080 }, |
| .labels = "*\0""udma3 \0""*\0""udma4 \0" |
| "*\0""udma5 \0""*\0""udma6 \0" |
| "*\0""udma7 \0" |
| }; |
| print_flags(&ultra_modes2, id->dma_ultra); |
| } |
| } |
| 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) ? nth_string(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 */ |
| puts("\n\n * current active mode\n"); |
| } |
| #endif |
| |
| static void flush_buffer_cache(/*int fd*/ void) |
| { |
| fsync(fd); /* flush buffers */ |
| ioctl_or_warn(fd, BLKFLSBUF, NULL); /* do it again, big time */ |
| #ifdef HDIO_DRIVE_CMD |
| sleep(1); |
| if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) { /* await completion */ |
| if (ENABLE_IOCTL_HEX2STR_ERROR) /* To be coherent with ioctl_or_warn */ |
| bb_perror_msg("HDIO_DRIVE_CMD"); |
| else |
| bb_perror_msg("ioctl %#x failed", HDIO_DRIVE_CMD); |
| } |
| #endif |
| } |
| |
| static void seek_to_zero(/*int fd*/ void) |
| { |
| xlseek(fd, (off_t) 0, SEEK_SET); |
| } |
| |
| static void read_big_block(/*int fd,*/ char *buf) |
| { |
| int i; |
| |
| xread(fd, buf, TIMING_BUF_BYTES); |
| /* access all sectors of buf to ensure the read fully completed */ |
| for (i = 0; i < TIMING_BUF_BYTES; i += 512) |
| buf[i] &= 1; |
| } |
| |
| static unsigned dev_size_mb(/*int fd*/ void) |
| { |
| union { |
| unsigned long long blksize64; |
| unsigned blksize32; |
| } u; |
| |
| if (0 == ioctl(fd, BLKGETSIZE64, &u.blksize64)) { // bytes |
| u.blksize64 /= (1024 * 1024); |
| } else { |
| xioctl(fd, BLKGETSIZE, &u.blksize32); // sectors |
| u.blksize64 = u.blksize32 / (2 * 1024); |
| } |
| if (u.blksize64 > 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_all(); |
| |
| /* 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) |
| puts(" (tristate)"); |
| else |
| printf(" (unknown: %u)\n", value); |
| } |
| #endif |
| |
| #ifdef HDIO_DRIVE_CMD |
| static void interpret_standby(uint8_t standby) |
| { |
| printf(" ("); |
| if (standby == 0) { |
| printf("off"); |
| } else if (standby <= 240 || standby == 252 || standby == 255) { |
| /* standby is in 5 sec units */ |
| unsigned t = standby * 5; |
| printf("%u minutes %u seconds", t / 60, t % 60); |
| } else if (standby <= 251) { |
| unsigned t = (standby - 240); /* t is in 30 min units */; |
| printf("%u.%c hours", t / 2, (t & 1) ? '5' : '0'); |
| } |
| if (standby == 253) |
| printf("vendor-specific"); |
| if (standby == 254) |
| printf("reserved"); |
| puts(")"); |
| } |
| |
| 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; |
| unsigned 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"); |
| puts(")"); |
| } |
| #endif /* HDIO_DRIVE_CMD */ |
| |
| static void print_flag(int flag, const char *s, unsigned long value) |
| { |
| if (flag) |
| printf(" setting %s to %lu\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_nonblocking(devname);*/ |
| xmove_fd(xopen_nonblocking(devname), fd); |
| printf("\n%s:\n", devname); |
| |
| if (getset_readahead == IS_SET) { |
| print_flag(getset_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 == IS_SET) { |
| 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) |
| puts("auto-tune PIO mode"); |
| 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 (getset_io32bit == IS_SET) { |
| print_flag(getset_io32bit, "32-bit IO_support flag", io32bit); |
| ioctl_or_warn(fd, HDIO_SET_32BIT, (int *)io32bit); |
| } |
| if (getset_mult == IS_SET) { |
| print_flag(getset_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 (getset_readonly == IS_SET) { |
| print_flag_on_off(getset_readonly, "readonly", readonly); |
| ioctl_or_warn(fd, BLKROSET, &readonly); |
| } |
| if (getset_unmask == IS_SET) { |
| print_flag_on_off(getset_unmask, "unmaskirq", unmask); |
| ioctl_or_warn(fd, HDIO_SET_UNMASKINTR, (int *)unmask); |
| } |
| #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
| if (getset_dma == IS_SET) { |
| print_flag_on_off(getset_dma, "using_dma", dma); |
| ioctl_or_warn(fd, HDIO_SET_DMA, (int *)dma); |
| } |
| #endif /* FEATURE_HDPARM_HDIO_GETSET_DMA */ |
| #ifdef HDIO_SET_QDMA |
| if (getset_dma_q == IS_SET) { |
| print_flag_on_off(getset_dma_q, "DMA queue_depth", dma_q); |
| ioctl_or_warn(fd, HDIO_SET_QDMA, (int *)dma_q); |
| } |
| #endif |
| if (getset_nowerr == IS_SET) { |
| print_flag_on_off(getset_nowerr, "nowerr", nowerr); |
| ioctl_or_warn(fd, HDIO_SET_NOWERR, (int *)nowerr); |
| } |
| if (getset_keep == IS_SET) { |
| print_flag_on_off(getset_keep, "keep_settings", keep); |
| ioctl_or_warn(fd, HDIO_SET_KEEPSETTINGS, (int *)keep); |
| } |
| #ifdef HDIO_DRIVE_CMD |
| if (getset_doorlock == IS_SET) { |
| args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK; |
| args[2] = 0; |
| print_flag_on_off(getset_doorlock, "drive doorlock", doorlock); |
| ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
| args[0] = WIN_SETFEATURES; |
| } |
| if (getset_dkeep == IS_SET) { |
| /* lock/unlock the drive's "feature" settings */ |
| print_flag_on_off(getset_dkeep, "drive keep features", dkeep); |
| args[2] = dkeep ? 0x66 : 0xcc; |
| ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
| } |
| if (getset_defects == IS_SET) { |
| args[2] = defects ? 0x04 : 0x84; |
| print_flag(getset_defects, "drive defect-mgmt", defects); |
| ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
| } |
| if (getset_prefetch == IS_SET) { |
| args[1] = prefetch; |
| args[2] = 0xab; |
| print_flag(getset_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; |
| print_flag(1, "xfermode", xfermode_requested); |
| interpret_xfermode(xfermode_requested); |
| ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
| args[1] = 0; |
| } |
| if (getset_lookahead == IS_SET) { |
| args[2] = lookahead ? 0xaa : 0x55; |
| print_flag_on_off(getset_lookahead, "drive read-lookahead", lookahead); |
| ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
| } |
| if (getset_apmmode == IS_SET) { |
| /* feature register */ |
| args[2] = (apmmode == 255) ? 0x85 /* disable */ : 0x05 /* set */; |
| args[1] = apmmode; /* sector count register 1-255 */ |
| 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 (getset_wcache == IS_SET) { |
| #ifdef DO_FLUSHCACHE |
| #ifndef WIN_FLUSHCACHE |
| #define WIN_FLUSHCACHE 0xe7 |
| #endif |
| #endif /* DO_FLUSHCACHE */ |
| args[2] = wcache ? 0x02 : 0x82; |
| print_flag_on_off(getset_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 |
| puts(" issuing standby command"); |
| 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 |
| puts(" issuing sleep command"); |
| args[0] = WIN_SLEEPNOW1; |
| ioctl_alt_or_warn(HDIO_DRIVE_CMD, args, WIN_SLEEPNOW2); |
| } |
| if (set_seagate) { |
| args[0] = 0xfb; |
| puts(" disabling Seagate auto powersaving mode"); |
| ioctl_or_warn(fd, HDIO_DRIVE_CMD, &args); |
| } |
| if (getset_standby == IS_SET) { |
| args[0] = WIN_SETIDLE1; |
| args[1] = standby_requested; |
| 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 of 512 bytes failed"); |
| } |
| #endif /* HDIO_DRIVE_CMD */ |
| if (getset_mult || get_identity) { |
| multcount = -1; |
| if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) { |
| /* To be coherent with ioctl_or_warn. */ |
| if (getset_mult && ENABLE_IOCTL_HEX2STR_ERROR) |
| bb_perror_msg("HDIO_GET_MULTCOUNT"); |
| else |
| bb_perror_msg("ioctl %#x failed", HDIO_GET_MULTCOUNT); |
| } else if (getset_mult) { |
| printf(fmt, "multcount", multcount); |
| on_off(multcount != 0); |
| } |
| } |
| if (getset_io32bit) { |
| if (!ioctl_or_warn(fd, HDIO_GET_32BIT, &parm)) { |
| printf(" IO_support\t=%3ld (", parm); |
| if (parm == 0) |
| puts("default 16-bit)"); |
| else if (parm == 2) |
| puts("16-bit)"); |
| else if (parm == 1) |
| puts("32-bit)"); |
| else if (parm == 3) |
| puts("32-bit w/sync)"); |
| else if (parm == 8) |
| puts("Request-Queue-Bypass)"); |
| else |
| puts("\?\?\?)"); |
| } |
| } |
| if (getset_unmask) { |
| if (!ioctl_or_warn(fd, HDIO_GET_UNMASKINTR, &parm)) |
| print_value_on_off("unmaskirq", parm); |
| } |
| #if ENABLE_FEATURE_HDPARM_HDIO_GETSET_DMA |
| if (getset_dma) { |
| if (!ioctl_or_warn(fd, HDIO_GET_DMA, &parm)) { |
| printf(fmt, "using_dma", parm); |
| if (parm == 8) |
| puts(" (DMA-Assisted-PIO)"); |
| else |
| on_off(parm != 0); |
| } |
| } |
| #endif |
| #ifdef HDIO_GET_QDMA |
| if (getset_dma_q) { |
| if (!ioctl_or_warn(fd, HDIO_GET_QDMA, &parm)) |
| print_value_on_off("queue_depth", parm); |
| } |
| #endif |
| if (getset_keep) { |
| if (!ioctl_or_warn(fd, HDIO_GET_KEEPSETTINGS, &parm)) |
| print_value_on_off("keepsettings", parm); |
| } |
| if (getset_nowerr) { |
| if (!ioctl_or_warn(fd, HDIO_GET_NOWERR, &parm)) |
| print_value_on_off("nowerr", parm); |
| } |
| if (getset_readonly) { |
| if (!ioctl_or_warn(fd, BLKROGET, &parm)) |
| print_value_on_off("readonly", parm); |
| } |
| if (getset_readahead) { |
| if (!ioctl_or_warn(fd, BLKRAGET, &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) |
| puts(" no identification info available"); |
| 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 (getset_busstate == IS_SET) { |
| print_flag(1, "bus state", busstate); |
| bus_state_value(busstate); |
| ioctl_or_warn(fd, HDIO_SET_BUSSTATE, (int *)(unsigned long)busstate); |
| } |
| if (getset_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) NORETURN; |
| static void identify_from_stdin(void) |
| { |
| uint16_t sbuf[256]; |
| unsigned char buf[1280]; |
| unsigned char *b = (unsigned char *)buf; |
| int i; |
| |
| xread(STDIN_FILENO, 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 int parse_opts(unsigned long *value, int min, int max) |
| { |
| if (optarg) { |
| *value = xatol_range(optarg, min, max); |
| return IS_SET; |
| } |
| return IS_GET; |
| } |
| static int parse_opts_0_max(unsigned long *value, int max) |
| { |
| return parse_opts(value, 0, max); |
| } |
| static int parse_opts_0_1(unsigned long *value) |
| { |
| return parse_opts(value, 0, 1); |
| } |
| static int parse_opts_0_INTMAX(unsigned long *value) |
| { |
| return parse_opts(value, 0, INT_MAX); |
| } |
| |
| static void parse_xfermode(int flag, smallint *get, smallint *set, int *value) |
| { |
| if (flag) { |
| *get = IS_GET; |
| 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" |
| IF_FEATURE_HDPARM_GET_IDENTITY("iI") |
| IF_FEATURE_HDPARM_HDIO_GETSET_DMA("d::") |
| #ifdef HDIO_DRIVE_CMD |
| "S:D:P:X:K:A:L:W:CyYzZ" |
| #endif |
| IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF("U:") |
| #ifdef HDIO_GET_QDMA |
| #ifdef HDIO_SET_QDMA |
| "Q:" |
| #else |
| "Q" |
| #endif |
| #endif |
| IF_FEATURE_HDPARM_HDIO_DRIVE_RESET("w") |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF("x::b:") |
| IF_FEATURE_HDPARM_HDIO_SCAN_HWIF("R:"); |
| /*-------------------------------------*/ |
| |
| /* our main() routine: */ |
| int hdparm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
| int hdparm_main(int argc, char **argv) |
| { |
| int c; |
| int flagcount = 0; |
| |
| INIT_G(); |
| |
| while ((c = getopt(argc, argv, hdparm_options)) >= 0) { |
| flagcount++; |
| IF_FEATURE_HDPARM_GET_IDENTITY(get_IDentity |= (c == 'I')); |
| IF_FEATURE_HDPARM_GET_IDENTITY(get_identity |= (c == 'i')); |
| get_geom |= (c == 'g'); |
| do_flush |= (c == 'f'); |
| if (c == 'u') getset_unmask = parse_opts_0_1(&unmask); |
| IF_FEATURE_HDPARM_HDIO_GETSET_DMA( |
| if (c == 'd') getset_dma = parse_opts_0_max(&dma, 9); |
| ) |
| if (c == 'n') getset_nowerr = parse_opts_0_1(&nowerr); |
| parse_xfermode((c == 'p'), &noisy_piomode, &set_piomode, &piomode); |
| if (c == 'r') getset_readonly = parse_opts_0_1(&readonly); |
| if (c == 'm') getset_mult = parse_opts_0_INTMAX(&mult /*32*/); |
| if (c == 'c') getset_io32bit = parse_opts_0_INTMAX(&io32bit /*8*/); |
| if (c == 'k') getset_keep = parse_opts_0_1(&keep); |
| if (c == 'a') getset_readahead = parse_opts_0_INTMAX(&Xreadahead); |
| if (c == 'B') getset_apmmode = parse_opts(&apmmode, 1, 255); |
| do_flush |= do_timings |= (c == 't'); |
| do_flush |= do_ctimings |= (c == 'T'); |
| #ifdef HDIO_DRIVE_CMD |
| if (c == 'S') getset_standby = parse_opts_0_max(&standby_requested, 255); |
| if (c == 'D') getset_defects = parse_opts_0_INTMAX(&defects); |
| if (c == 'P') getset_prefetch = parse_opts_0_INTMAX(&prefetch); |
| parse_xfermode((c == 'X'), &get_xfermode, &set_xfermode, &xfermode_requested); |
| if (c == 'K') getset_dkeep = parse_opts_0_1(&prefetch); |
| if (c == 'A') getset_lookahead = parse_opts_0_1(&lookahead); |
| if (c == 'L') getset_doorlock = parse_opts_0_1(&doorlock); |
| if (c == 'W') getset_wcache = parse_opts_0_1(&wcache); |
| get_powermode |= (c == 'C'); |
| set_standbynow |= (c == 'y'); |
| set_sleepnow |= (c == 'Y'); |
| reread_partn |= (c == 'z'); |
| set_seagate |= (c == 'Z'); |
| #endif |
| IF_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF(if (c == 'U') unregister_hwif = parse_opts_0_INTMAX(&hwif)); |
| #ifdef HDIO_GET_QDMA |
| if (c == 'Q') { |
| getset_dma_q = parse_opts_0_INTMAX(&dma_q); |
| } |
| #endif |
| IF_FEATURE_HDPARM_HDIO_DRIVE_RESET(perform_reset = (c == 'r')); |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'x') perform_tristate = parse_opts_0_1(&tristate)); |
| IF_FEATURE_HDPARM_HDIO_TRISTATE_HWIF(if (c == 'b') getset_busstate = parse_opts_0_max(&busstate, 2)); |
| #if ENABLE_FEATURE_HDPARM_HDIO_SCAN_HWIF |
| if (c == 'R') { |
| scan_hwif = parse_opts_0_INTMAX(&hwif_data); |
| hwif_ctrl = xatoi_positive((argv[optind]) ? argv[optind] : ""); |
| hwif_irq = xatoi_positive((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) { |
| getset_mult = getset_io32bit = getset_unmask = getset_keep = getset_readonly = getset_readahead = get_geom = IS_GET; |
| IF_FEATURE_HDPARM_HDIO_GETSET_DMA(getset_dma = IS_GET); |
| } |
| 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; |
| } |