/* 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. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA * 02111-1307 USA * * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include "busybox.h" #include #include #include #include #if (__BYTE_ORDER == __BIG_ENDIAN) && !defined(__USE_XOPEN) #define __USE_XOPEN #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 #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static const char *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 *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 0x1C #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static const char *minor_str[] = { /* word 81 value: */ "device does not report version", /* 0x0000 */ "ATA-1 X3T9.2 781D prior to revision 4", /* 0x0001 */ "ATA-1 published, ANSI X3.221-1994", /* 0x0002 */ "ATA-1 X3T9.2 781D revision 4", /* 0x0003 */ "ATA-2 published, ANSI X3.279-1996", /* 0x0004 */ "ATA-2 X3T10 948D prior to revision 2k", /* 0x0005 */ "ATA-3 X3T10 2008D revision 1", /* 0x0006 */ "ATA-2 X3T10 948D revision 2k", /* 0x0007 */ "ATA-3 X3T10 2008D revision 0", /* 0x0008 */ "ATA-2 X3T10 948D revision 3", /* 0x0009 */ "ATA-3 published, ANSI X3.298-199x", /* 0x000a */ "ATA-3 X3T10 2008D revision 6", /* 0x000b */ "ATA-3 X3T13 2008D revision 7 and 7a", /* 0x000c */ "ATA/ATAPI-4 X3T13 1153D revision 6", /* 0x000d */ "ATA/ATAPI-4 T13 1153D revision 13", /* 0x000e */ "ATA/ATAPI-4 X3T13 1153D revision 7", /* 0x000f */ "ATA/ATAPI-4 T13 1153D revision 18", /* 0x0010 */ "ATA/ATAPI-4 T13 1153D revision 15", /* 0x0011 */ "ATA/ATAPI-4 published, ANSI NCITS 317-1998", /* 0x0012 */ "ATA/ATAPI-5 T13 1321D revision 3", "ATA/ATAPI-4 T13 1153D revision 14", /* 0x0014 */ "ATA/ATAPI-5 T13 1321D revision 1", /* 0x0015 */ "ATA/ATAPI-5 published, ANSI NCITS 340-2000", /* 0x0016 */ "ATA/ATAPI-4 T13 1153D revision 17", /* 0x0017 */ "ATA/ATAPI-6 T13 1410D revision 0", /* 0x0018 */ "ATA/ATAPI-6 T13 1410D revision 3a", /* 0x0019 */ "Reserved", /* 0x001a */ "ATA/ATAPI-6 T13 1410D revision 2", /* 0x001b */ "ATA/ATAPI-6 T13 1410D revision 1", /* 0x001c */ "reserved" /* 0x001d */ "reserved" /* 0x001e */ "reserved" /* 0x001f-0xfffe*/ }; #endif static const char actual_ver[] = { /* word 81 value: */ 0, /* 0x0000 WARNING: */ 1, /* 0x0001 WARNING: */ 1, /* 0x0002 WARNING: */ 1, /* 0x0003 WARNING: */ 2, /* 0x0004 WARNING: This array */ 2, /* 0x0005 WARNING: corresponds */ 3, /* 0x0006 WARNING: *exactly* */ 2, /* 0x0007 WARNING: to the ATA/ */ 3, /* 0x0008 WARNING: ATAPI version */ 2, /* 0x0009 WARNING: listed in */ 3, /* 0x000a WARNING: the */ 3, /* 0x000b WARNING: minor_str */ 3, /* 0x000c WARNING: array */ 4, /* 0x000d WARNING: above. */ 4, /* 0x000e WARNING: */ 4, /* 0x000f WARNING: if you change */ 4, /* 0x0010 WARNING: that one, */ 4, /* 0x0011 WARNING: change this one */ 4, /* 0x0012 WARNING: too!!! */ 5, /* 0x0013 WARNING: */ 4, /* 0x0014 WARNING: */ 5, /* 0x0015 WARNING: */ 5, /* 0x0016 WARNING: */ 4, /* 0x0017 WARNING: */ 6, /* 0x0018 WARNING: */ 6, /* 0x0019 WARNING: */ 0, /* 0x001a WARNING: */ 6, /* 0x001b WARNING: */ 6, /* 0x001c WARNING: */ 0 /* 0x001d-0xfffe */ }; /* words 82-84: cmds/feats supported */ #define CMDS_W82 0x77ff /* word 82: defined command locations*/ #define CMDS_W83 0x3fff /* word 83: defined command locations*/ #define CMDS_W84 0x002f /* word 83: defined command locations*/ #define SUPPORT_48_BIT 0x0400 #define NUM_CMD_FEAT_STR 48 #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static const char *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 command", /* word 83 bit 13 */ "Mandatory FLUSH CACHE command ", /* 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 #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static const char *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 VERSION "v5.4" #define TIMING_MB 64 #define TIMING_BUF_MB 1 #define TIMING_BUF_BYTES (TIMING_BUF_MB * 1024 * 1024) #define TIMING_BUF_COUNT (timing_MB / TIMING_BUF_MB) #define BUFCACHE_FACTOR 2 #undef DO_FLUSHCACHE /* under construction: force cache flush on -W0 */ /* Busybox messages and functions */ const char * const bb_msg_shared_mem ="could not %s sharedmem buf"; const char * const bb_msg_op_not_supp =" operation not supported on %s disks"; static void bb_ioctl(int fd, int request, void *argp, const char *string) { if (ioctl (fd, request, argp) != 0) bb_perror_msg(" %s", string); } static void if_printf(unsigned long i, char *fmt, ... ) { va_list ap; va_start(ap, fmt); if (i) vprintf(fmt, ap); va_end(ap); } static void on_off (unsigned int value); static void if_printf_on_off(unsigned long get_arg,const char *fmt, unsigned long arg) { if (get_arg) { printf(fmt, arg); on_off(arg); } } static void bb_ioctl_on_off(int fd, int request, void *argp, const char *string, const char * fmt) { if (ioctl (fd, request, &argp) != 0) bb_perror_msg(" %s", string); else { printf(fmt, (unsigned long) argp); on_off((unsigned long) argp); } } #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static void if_else_printf(unsigned long i, char *fmt1, char *fmt2, ... ) { va_list ap; va_start(ap, fmt2); if (i) vprintf(fmt1, ap); else vprintf(fmt2, ap); va_end(ap); } static void print_ascii(uint16_t *p, uint8_t length); static void xprint_ascii(uint16_t *val ,int i, char * string, int n) { if(val[i]) { printf("\t%-20s",string); print_ascii(&val[i], n); } } static void if_strcat(unsigned long test, char *modes, char *string) { if (test) strcat(modes,string); } #endif static void sync_and_sleep(int i) { sync(); sleep(i); } static uint16_t check_if_min_and_set_val(uint16_t a, uint16_t b) { if( a < b) a = b; return a; } static uint16_t check_if_maj_and_set_val(uint16_t a, uint16_t b) { if( a > b) a = b; return a; } static unsigned long int set_flag(char *p, char max) { if (*p >= '0' && *p <= max ) return 1; return 0; } /* end of busybox specific stuff */ #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *have_mode) { uint16_t ii; uint8_t err_dma = 0; 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 void print_ascii(uint16_t *p, uint8_t length) { uint8_t ii; char cl; /* find first non-space & print it */ for(ii = 0; ii< length; ii++) { if(((char) 0x00ff&((*p)>>8)) != ' ') break; if((cl = (char) 0x00ff&(*p)) != ' ') { if_printf((cl != '\0'),"%c",cl); p++; ii++; break; } p++; } /* print the rest */ for(; ii< length; ii++) { if(!(*p)) break; /* some older devices have NULLs */ printf("%c%c",(char)0x00ff&((*p)>>8),(char)(*p)&0x00ff); p++; } printf("\n"); } /* identify() is the only extern function used across two source files. The others, though, were declared in hdparm.c with global scope; since other functions in that file have static (file) scope, I assume the difference is intentional. */ static void identify (uint16_t *id_supplied, const char *devname) { char *id_file = NULL; FILE *fl; uint16_t val[256], 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; __u64 bbbig; /* (:) */ if (id_supplied) { #if __BYTE_ORDER == __BIG_ENDIAN swab(id_supplied, val, sizeof(val)); #else memcpy(val, id_supplied, sizeof(val)); #endif } else { id_file = xcalloc(1, strlen(devname)+22); sprintf(id_file, "/proc/ide/%s/identify", devname); /* open the file, read in all the info and close it */ if (id_file == NULL) fl = stdin; else fl = bb_xfopen(id_file, "r"); /* calculate checksum over all bytes */ for(ii = GEN_CONFIG; ii<=INTEGRITY; ii++) { unsigned int scratch; if(1 != fscanf(fl,"%04x",&scratch)) break; val[ii] = (uint16_t)scratch; chksum += val[ii] + (val[ii] >> 8); } fclose(fl); /*bb_fclose_nonstdin(fl);*/ if(ii < (INTEGRITY+1)) bb_error_msg_and_die("Input file wrong format or length"); } chksum &= 0xff; /* check if we recognise the device type */ printf("\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"); if_printf(!(val[GEN_CONFIG] & MEDIA_REMOVABLE),"non-"); printf("removable media\n"); /* 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_printf(((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==STBY_ID_VAL)), "powers-up in standby; SET FEATURES subcmd spins-up.\n"); if_printf((((val[CONFIG]==STBY_NID_VAL) || (val[CONFIG]==PWRD_NID_VAL)) && (val[GEN_CONFIG] & INCOMPLETE)), "\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)) { like_std=check_if_min_and_set_val(like_std, 3); std = actual_ver[val[MINOR]]; if_printf(std,"\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; } min_std=check_if_maj_and_set_val(min_std, ii); } jj <<= 1; } like_std=check_if_min_and_set_val(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. */ like_std=check_if_min_and_set_val(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 printf("\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_printf((jj & 0x0001),"-%u ", ii); jj >>= 1; } } if_else_printf((!kk),"\n\tLikely used CD-ROM ATAPI-1\n","\n"); /* 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_printf((jj & 0x0001),"\t%s\n",ata1_cfg_str[ii]); jj >>=1; } } if(dev == ATAPI_DEV) { printf("\tDRQ response: "); /* Data Request (DRQ) */ switch(val[GEN_CONFIG] & DRQ_RESPONSE_TIME) { case DRQ_3MS_VAL : printf("3ms.\n"); break; case DRQ_INTR_VAL : printf("<=10ms with INTRQ\n"); break; case DRQ_50US_VAL : printf("50us.\n"); break; default : printf("unknown.\n"); break; } printf("\tPacket size: "); switch(val[GEN_CONFIG] & PKT_SIZE_SUPPORTED) { case PKT_SIZE_12_VAL : printf("12 bytes\n"); break; case PKT_SIZE_16_VAL : printf("16 bytes\n"); break; default : printf("Unknown\n"); break; } } 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_printf(((min_std == 1) && (val[TRACK_BYTES] || val[SECT_BYTES])), "\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 = (__u64)val[LBA_64_MSB] << 48 | (__u64)val[LBA_48_MSB] << 32 | (__u64)val[LBA_MID] << 16 | val[LBA_LSB] ; printf("\tLBA48 user addressable sectors:%11llu\n",bbbig); } if (!bbbig) bbbig = (__u64)(ll>mm ? ll : mm); /* # 512 byte blocks */ printf("\tdevice size with M = 1024*1024: %11llu MBytes\n",bbbig>>11); bbbig = (bbbig<<9)/1000000; printf("\tdevice size with M = 1000*1000: %11llu MBytes ",bbbig); if_else_printf((bbbig > 1000),"(%llu GB)\n","\n",bbbig/1000); } /* hw support of commands (capabilities) */ printf("Capabilities:\n\t"); if(dev == ATAPI_DEV) { if(eqpt != CDROM) if_printf((val[CAPAB_0] & CMD_Q_SUP),"Cmd queuing, "); if_printf((val[CAPAB_0] & OVLP_SUP),"Cmd overlap, "); } if_printf((val[CAPAB_0] & LBA_SUP),"LBA, "); if(like_std != 1) { printf("IORDY"); if_printf((!(val[CAPAB_0] & IORDY_SUP)),"(may be)"); if_else_printf((val[CAPAB_0] & IORDY_OFF),"(can","(cannot"); printf(" be disabled)\n"); } else printf("no IORDY\n"); if((like_std == 1) && val[BUF_TYPE]) { kk = val[BUF_TYPE]; printf("\tBuffer type: %04x: ",kk); if_else_printf((kk < 2),"single port, single-sector","dual port, multi-sector"); if_printf((kk > 2)," with read caching ability"); printf("\n"); } jj = 0; if((min_std == 1) && (val[BUFFER__SIZE] && (val[BUFFER__SIZE] != NOVAL_1))) { printf("\tBuffer size: %.1fkB",(float)val[BUFFER__SIZE]/2); jj = 1; } if((min_std < 4) && (val[RW_LONG])) { printf("\tbytes avail on r/w long: %u",val[RW_LONG]); jj = 1; } if((eqpt != CDROM) && (like_std > 3)) { printf("\tQueue depth: %u",(val[QUEUE_DEPTH] & DEPTH_BITS)+1); jj = 1; } if_printf(jj,"\n"); 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 "); if_else_printf((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 printf("\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_else_printf((val[SECTOR_XFER_CUR] & MULTIPLE_SETTING_VALID), "%u\n","?\n",val[SECTOR_XFER_CUR] & SECTOR_XFER); } 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) { if_printf(val[ACOUSTIC],"\tRecommended acoustic management value: %u, current value: %u\n", (val[ACOUSTIC] >> 8) & 0x00ff, val[ACOUSTIC] & 0x00ff); } } else { /* ATAPI */ if(eqpt != CDROM) if_printf((val[CAPAB_0] & SWRST_REQ),"\tATA sw reset required\n"); if(val[PKT_REL] || val[SVC_NBSY]) { printf("\tOverlap support:"); if_printf(val[PKT_REL]," %uus to release bus.",val[PKT_REL]); if_printf(val[SVC_NBSY]," %uus to clear BSY after SERVICE cmd.",val[SVC_NBSY]); printf("\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_printf((val[DMA_MODE] && !val[SINGLE_DMA] && !val[MULTI_DMA]), " 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_printf((err_dma || !have_mode),"(?)"); printf("\n"); if_printf(((dev == ATAPI_DEV) && (eqpt != CDROM) && (val[CAPAB_0] & DMA_IL_SUP)), "\t Interleaved DMA support\n"); if((val[WHATS_VALID] & OK_W64_70) && (val[DMA_TIME_MIN] || val[DMA_TIME_NORM])) { printf("\t Cycle time:"); if_printf(val[DMA_TIME_MIN]," min=%uns",val[DMA_TIME_MIN]); if_printf(val[DMA_TIME_NORM]," recommended=%uns",val[DMA_TIME_NORM]); printf("\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_printf((jj & 0x0001),"pio%d ",ii); jj >>=1; } printf("\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); printf("\n"); } else printf("unknown\n"); if(val[WHATS_VALID] & OK_W64_70) { if(val[PIO_NO_FLOW] || val[PIO_FLOW]) { printf("\t Cycle time:"); if_printf(val[PIO_NO_FLOW]," no flow control=%uns", val[PIO_NO_FLOW]); if_printf(val[PIO_FLOW]," IORDY flow control=%uns", val[PIO_FLOW]); printf("\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')) { if_else_printf((kk & 0x8000),"\t *","\t"); printf("\t%s\n",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; } } } if_printf(((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP), "\tRemovable Media Status Notification feature set supported\n"); /* security */ if((eqpt != CDROM) && (like_std > 3) && (val[SECU_STATUS] || val[ERASE_TIME] || val[ENH_ERASE_TIME])) { printf("Security: \n"); if_printf((val[PSWD_CODE] && (val[PSWD_CODE] != NOVAL_1)), "\tMaster password revision code = %u\n",val[PSWD_CODE]); jj = val[SECU_STATUS]; if(jj) { for(ii = 0; ii < NUM_SECU_STR; ii++) { if_else_printf((!(jj & 0x0001)),"\tnot\t%s\n", "\t\t%s\n", secu_str[ii]); jj >>=1; } if(val[SECU_STATUS] & SECU_ENABLED) { printf("\tSecurity level "); if_else_printf((val[SECU_STATUS] & SECU_LEVEL),"maximum\n","high\n"); } } jj = val[ERASE_TIME] & ERASE_BITS; kk = val[ENH_ERASE_TIME] & ERASE_BITS; if(jj || kk) { printf("\t"); if_printf(jj,"%umin for SECURITY ERASE UNIT. ", jj==ERASE_BITS ? 508 : jj<<1); if_printf(kk,"%umin for ENHANCED SECURITY ERASE UNIT.", kk==ERASE_BITS ? 508 : kk<<1); printf("\n"); } } /* reset result */ if((val[HWRST_RSLT] & VALID) == VALID_VAL) { printf("HW reset results:\n"); if_else_printf((val[HWRST_RSLT] & CBLID),"\tCBLID- above Vih\n","\tCBLID- below Vih\n"); if(val[HWRST_RSLT] & RST0) { printf("\tDevice num = 0"); jj = val[HWRST_RSLT]; } else { printf("\tDevice num = 1"); jj = val[HWRST_RSLT] >> 8; } if((jj & DEV_DET) == JUMPER_VAL) printf(" determined by the jumper"); else if((jj & DEV_DET) == CSEL_VAL) printf(" determined by CSEL"); printf("\n"); } /* 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"); if_else_printf((val[CFA_PWR_MODE] & PWR_MODE_OFF),"disabled","enabled"); if_printf((val[CFA_PWR_MODE] & PWR_MODE_REQ)," and required by some commands"); printf("\n"); if_printf((val[CFA_PWR_MODE] & MAX_AMPS),"\tMaximum current = %uma\n",val[CFA_PWR_MODE] & MAX_AMPS); } if((val[INTEGRITY] & SIG) == SIG_VAL) { printf("Checksum: "); if_printf(chksum,"in"); printf("correct\n"); } } exit(0); } #endif static int verbose = 0, get_identity = 0, get_geom = 0, noisy = 1, quiet = 0; static int flagcount = 0, do_flush = 0, is_scsi_hd = 0, is_xt_hd = 0; static int do_ctimings, do_timings = 0; static unsigned long set_readahead= 0, get_readahead= 0, Xreadahead= 0; static unsigned long set_readonly = 0, get_readonly = 0, readonly = 0; static unsigned long set_unmask = 0, get_unmask = 0, unmask = 0; static unsigned long set_mult = 0, get_mult = 0, mult = 0; #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA static unsigned long set_dma = 0, get_dma = 0, dma = 0; #endif static unsigned long set_dma_q = 0, get_dma_q = 0, dma_q = 0; static unsigned long set_nowerr = 0, get_nowerr = 0, nowerr = 0; static unsigned long set_keep = 0, get_keep = 0, keep = 0; static unsigned long set_io32bit = 0, get_io32bit = 0, io32bit = 0; static unsigned long set_piomode = 0, noisy_piomode= 0; static int piomode = 0; #ifdef HDIO_DRIVE_CMD static unsigned long set_dkeep = 0, get_dkeep = 0, dkeep = 0; static unsigned long set_standby = 0, get_standby = 0, standby_requested= 0; static unsigned long set_xfermode = 0, get_xfermode = 0; static int xfermode_requested= 0; static unsigned long set_lookahead= 0, get_lookahead= 0, lookahead= 0; static unsigned long set_prefetch = 0, get_prefetch = 0, prefetch = 0; static unsigned long set_defects = 0, get_defects = 0, defects = 0; static unsigned long set_wcache = 0, get_wcache = 0, wcache = 0; static unsigned long set_doorlock = 0, get_doorlock = 0, doorlock = 0; static unsigned long set_seagate = 0, get_seagate = 0; static unsigned long set_standbynow = 0, get_standbynow = 0; static unsigned long set_sleepnow = 0, get_sleepnow = 0; static unsigned long get_powermode = 0; static unsigned long set_apmmode = 0, get_apmmode= 0, apmmode = 0; #endif #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static int get_IDentity = 0; #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF static int unregister_hwif = 0; static int hwif = 0; #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF static int scan_hwif = 0; static int hwif_data = 0; static int hwif_ctrl = 0; static int hwif_irq = 0; #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF static int set_busstate = 0, get_busstate = 0, busstate = 0; #endif static int reread_partn = 0; #ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET static int perform_reset = 0; #endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */ #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF static int perform_tristate = 0, tristate = 0; #endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ // Historically, if there was no HDIO_OBSOLETE_IDENTITY, then // then the HDIO_GET_IDENTITY only returned 142 bytes. // Otherwise, HDIO_OBSOLETE_IDENTITY returns 142 bytes, // and HDIO_GET_IDENTITY returns 512 bytes. But the latest // 2.5.xx kernels no longer define HDIO_OBSOLETE_IDENTITY // (which they should, but they should just return -EINVAL). // // So.. we must now assume that HDIO_GET_IDENTITY returns 512 bytes. // On a really old system, it will not, and we will be confused. // Too bad, really. #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static const char *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 *BuffType[] = {"unknown", "1Sect", "DualPort", "DualPortCache"}; static void dump_identity (const struct hd_driveid *id) { int i; char pmodes[64] = {0,}, dmodes[128]={0,}, umodes[128]={0,}; const unsigned short int *id_regs= (const void*) id; unsigned long capacity; 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_printf((id->config & (1<cyls, id->heads, id->sectors, id->track_bytes, id->sector_bytes, id->ecc_bytes); if (id->buf_type > 3) printf("%s%u", " BuffType=", id->buf_type); else printf("%s%s", " BuffType=", BuffType[id->buf_type]); printf(", BuffSize=%ukB, MaxMultSect=%u", 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"); } printf("\n"); if (id->tPIO <= 5) { strcat(pmodes, "pio0 "); if_strcat((id->tPIO >= 1), pmodes, "pio1 "); if_strcat((id->tPIO >= 2), pmodes, "pio2 "); } if_printf((!(id->field_valid&1))," (maybe):"); #if __BYTE_ORDER == __BIG_ENDIAN capacity = (id->cur_capacity0 << 16) | id->cur_capacity1; #else capacity = (id->cur_capacity1 << 16) | id->cur_capacity0; #endif printf(" CurCHS=%u/%u/%u, CurSects=%lu, LBA=%s",id->cur_cyls, id->cur_heads, id->cur_sectors, capacity , ((id->capability&2)==0)?"no":"yes"); if_printf((id->capability&2),", LBAsects=%u", id->lba_capacity); if (id->capability&1) { if (id->dma_1word | id->dma_mword) { if_strcat((id->dma_1word & 0x100), dmodes, "*"); if_strcat((id->dma_1word & 1), dmodes, "sdma0 "); if_strcat((id->dma_1word & 0x200), dmodes, "*"); if_strcat((id->dma_1word & 2), dmodes, "sdma1 "); if_strcat((id->dma_1word & 0x400), dmodes, "*"); if_strcat((id->dma_1word & 4), dmodes, "sdma2 "); if_strcat((id->dma_1word & 0xf800), dmodes, "*"); if_strcat((id->dma_1word & 0xf8), dmodes, "sdma? "); if_strcat((id->dma_mword & 0x100), dmodes, "*"); if_strcat((id->dma_mword & 1), dmodes, "mdma0 "); if_strcat((id->dma_mword & 0x200), dmodes, "*"); if_strcat((id->dma_mword & 2), dmodes, "mdma1 "); if_strcat((id->dma_mword & 0x400), dmodes, "*"); if_strcat((id->dma_mword & 4), dmodes, "mdma2 "); if_strcat((id->dma_mword & 0xf800), dmodes, "*"); if_strcat((id->dma_mword & 0xf8), dmodes, "mdma? "); } } printf("\n IORDY="); if (id->capability&8) printf((id->capability&4) ? "on/off" : "yes"); else printf("no"); if ((id->capability&8) || (id->field_valid&2)) { if (id->field_valid&2) { printf(", tPIO={min:%u,w/IORDY:%u}", id->eide_pio, id->eide_pio_iordy); if_strcat((id->eide_pio_modes & 1), pmodes, "pio3 "); if_strcat((id->eide_pio_modes & 2), pmodes, "pio4 "); if_strcat((id->eide_pio_modes &~3), pmodes, "pio? "); } if (id->field_valid&4) { if_strcat((id->dma_ultra & 0x100),umodes,"*"); if_strcat((id->dma_ultra & 0x001),umodes,"udma0 "); if_strcat((id->dma_ultra & 0x200),umodes,"*"); if_strcat((id->dma_ultra & 0x002),umodes,"udma1 "); if_strcat((id->dma_ultra & 0x400),umodes,"*"); if_strcat((id->dma_ultra & 0x004),umodes,"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_strcat((id->dma_ultra & 0x0800),umodes,"*"); if_strcat((id->dma_ultra & 0x0008),umodes,"udma3 "); if_strcat((id->dma_ultra & 0x1000),umodes,"*"); if_strcat((id->dma_ultra & 0x0010),umodes,"udma4 "); if_strcat((id->dma_ultra & 0x2000),umodes,"*"); if_strcat((id->dma_ultra & 0x0020),umodes,"udma5 "); if_strcat((id->dma_ultra & 0x4000),umodes,"*"); if_strcat((id->dma_ultra & 0x0040),umodes,"udma6 "); if_strcat((id->dma_ultra & 0x8000),umodes,"*"); if_strcat((id->dma_ultra & 0x0080),umodes,"udma7 "); } } } if_printf(((id->capability&1) && (id->field_valid&2)), ", tDMA={min:%u,rec:%u}", id->eide_dma_min, id->eide_dma_time); printf("\n PIO modes: %s", pmodes); if_printf((*dmodes),"\n DMA modes: %s", dmodes); if_printf((*umodes),"\n UDMA modes: %s", umodes); printf("\n AdvancedPM=%s",((id_regs[83]&8)==0)?"no":"yes"); if (id_regs[83] & 8) { if (!(id_regs[86]&8)) printf(": disabled (255)"); else if ((id_regs[91]&0xFF00)!=0x4000) printf(": unknown setting"); else printf(": mode=0x%02X (%u)",id_regs[91]&0xFF,id_regs[91]&0xFF); } if_printf( (id_regs[82]&0x20)," 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: "); if_else_printf((id->minor_rev_num <= 31),"%s: ","unknown: ", minor_str[id->minor_rev_num]); if (id->major_rev_num < 31) { for (i=0; i <= 15; i++) if_printf((id->major_rev_num & (1< 0; --i) { if (seek_to_zero (fd)) goto quit; if (read_big_block (fd, buf)) goto quit; } getitimer(ITIMER_REAL, &e2); correction = (e1.it_value.tv_sec - e2.it_value.tv_sec) + ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0); /* Now remove the lseek() from the correction factor */ getitimer(ITIMER_REAL, &e1); for (i = (BUFCACHE_FACTOR * TIMING_BUF_COUNT) ; i > 0; --i) { if (seek_to_zero (fd)) goto quit; } getitimer(ITIMER_REAL, &e2); correction -= (e1.it_value.tv_sec - e2.it_value.tv_sec) + ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0); if ((BUFCACHE_FACTOR * timing_MB) >= correction) /* more than 1MB/s */ printf("%2d MB in %5.2f seconds =%6.2f MB/sec\n", (BUFCACHE_FACTOR * timing_MB), correction, (BUFCACHE_FACTOR * timing_MB) / correction); else printf("%2d MB in %5.2f seconds =%6.2f kB/sec\n", (BUFCACHE_FACTOR * timing_MB), correction, (BUFCACHE_FACTOR * timing_MB) / correction * 1024); correction /= BUFCACHE_FACTOR; flush_buffer_cache(fd); sleep(1); } else /* Time device */ { printf(" Timing buffered disk reads: "); fflush(stdout); /* * getitimer() is used rather than gettimeofday() because * it is much more consistent (on my machine, at least). */ setitimer(ITIMER_REAL, &(struct itimerval){{1000,0},{1000,0}}, NULL); /* Now do the timings for real */ getitimer(ITIMER_REAL, &e1); for (i = TIMING_BUF_COUNT; i > 0; --i) { if (read_big_block (fd, buf)) goto quit; } getitimer(ITIMER_REAL, &e2); elapsed = (e1.it_value.tv_sec - e2.it_value.tv_sec) + ((e1.it_value.tv_usec - e2.it_value.tv_usec) / 1000000.0); if (timing_MB >= elapsed) /* more than 1MB/s */ printf("%2d MB in %5.2f seconds =%6.2f MB/sec\n",timing_MB, elapsed, timing_MB / elapsed); else printf("%2d MB in %5.2f seconds =%6.2f kB/sec\n",timing_MB, elapsed, timing_MB / elapsed * 1024); /*"Hmm.. suspicious results: probably not enough free memory for a proper test.");*/ if (elapsed <= (correction * 2)) bb_error_msg(bb_msg_memory_exhausted); #if 0 /* the "estimate" is just plain wrong for many systems.. */ else if (correction != 0.0) { printf(" Estimating raw driver speed: "); elapsed -= correction; if (timing_MB >= elapsed) /* more than 1MB/s */ printf("%2d MB in %5.2f seconds =%6.2f MB/sec\n", timing_MB, elapsed, timing_MB / elapsed); else printf("%2d MB in %5.2f seconds =%6.2f kB/sec\n", timing_MB, elapsed, timing_MB / elapsed * 1024); } #endif } quit: if (-1 == shmdt(buf)) bb_error_msg (bb_msg_shared_mem,"detach"); /*"could not detach sharedmem buf"*/ } static void no_scsi (void) { /*" operation not supported on SCSI disks"*/ if (is_scsi_hd) bb_error_msg_and_die(bb_msg_op_not_supp,"SCSI"); } static void no_xt (void) { if (is_xt_hd) bb_error_msg_and_die(bb_msg_op_not_supp,"XT"); } static void on_off (unsigned int value) { printf(value ? " (on)\n" : " (off)\n"); } #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF static void bus_state_value (unsigned int value) { const char *string; switch (value) { case BUSSTATE_ON: string = " (on)\n"; break; case BUSSTATE_OFF: string = " (off)\n"; break; case BUSSTATE_TRISTATE: string = " (tristate)\n"; break; default: string = " (unknown: %d)\n"; break; } printf(string, value); } #endif #ifdef HDIO_DRIVE_CMD static void interpret_standby (unsigned int standby) { printf(" ("); switch(standby) { case 0: printf("off"); break; case 252: printf("21 minutes"); break; case 253: printf("vendor-specific"); break; case 254: printf("?reserved"); break; case 255: printf("21 minutes + 15 seconds"); break; default: if (standby <= 240) { unsigned int secs = standby * 5; unsigned int mins = secs / 60; secs %= 60; if_printf(mins,"%u minutes", mins); if_printf((mins && secs)," + "); if_printf(secs,"%u seconds", secs); } else if (standby <= 251) { unsigned int mins = (standby - 240) * 30; unsigned int hrs = mins / 60; mins %= 60; if_printf(hrs,"%u hours", hrs); if_printf((hrs && mins)," + "); if_printf(mins,"%u minutes", mins); } else printf("illegal value"); break; } printf(")\n"); } struct xfermode_entry { int val; const char *name; }; static const struct xfermode_entry xfermode_table[] = { { 8, "pio0" }, { 9, "pio1" }, { 10, "pio2" }, { 11, "pio3" }, { 12, "pio4" }, { 13, "pio5" }, { 14, "pio6" }, { 15, "pio7" }, { 16, "sdma0" }, { 17, "sdma1" }, { 18, "sdma2" }, { 19, "sdma3" }, { 20, "sdma4" }, { 21, "sdma5" }, { 22, "sdma6" }, { 23, "sdma7" }, { 32, "mdma0" }, { 33, "mdma1" }, { 34, "mdma2" }, { 35, "mdma3" }, { 36, "mdma4" }, { 37, "mdma5" }, { 38, "mdma6" }, { 39, "mdma7" }, { 64, "udma0" }, { 65, "udma1" }, { 66, "udma2" }, { 67, "udma3" }, { 68, "udma4" }, { 69, "udma5" }, { 70, "udma6" }, { 71, "udma7" }, { 0, NULL } }; static int translate_xfermode(char * name) { const struct xfermode_entry *tmp; char *endptr; int val = -1; for (tmp = xfermode_table; tmp->name != NULL; ++tmp) { if (!strcmp(name, tmp->name)) return tmp->val; } val = strtol(name, &endptr, 10); if (*endptr == '\0') return val; return -1; } static void interpret_xfermode (unsigned int xfermode) { printf(" ("); switch(xfermode) { case 0: printf("default PIO mode"); break; case 1: printf("default PIO mode, disable IORDY"); break; case 8: case 9: case 10: case 11: case 12: case 13: case 14: case 15: printf("PIO flow control mode%u", xfermode-8); break; case 16: case 17: case 18: case 19: case 20: case 21: case 22: case 23: printf("singleword DMA mode%u", xfermode-16); break; case 32: case 33: case 34: case 35: case 36: case 37: case 38: case 39: printf("multiword DMA mode%u", xfermode-32); break; case 64: case 65: case 66: case 67: case 68: case 69: case 70: case 71: printf("UltraDMA mode%u", xfermode-64); break; default: printf("unknown, probably not valid"); break; } printf(")\n"); } #endif /* HDIO_DRIVE_CMD */ #ifndef VXVM_MAJOR #define VXVM_MAJOR 199 #endif #ifndef CCISS_MAJOR #define CCISS_MAJOR 104 #endif static void process_dev (char *devname) { int fd; static long parm, multcount; struct stat stat_buf; #ifndef HDIO_DRIVE_CMD int force_operation = 0; #endif if (stat(devname,&stat_buf)) bb_perror_msg_and_die(devname); switch(major(stat_buf.st_rdev)) { #ifdef SCSI_DISK0_MAJOR case (SCSI_DISK0_MAJOR): case (SCSI_DISK1_MAJOR): case (SCSI_DISK2_MAJOR): case (SCSI_DISK3_MAJOR): case (SCSI_DISK4_MAJOR): case (SCSI_DISK5_MAJOR): case (SCSI_DISK6_MAJOR): case (SCSI_DISK7_MAJOR): #else case (SCSI_DISK_MAJOR): #endif #ifdef MD_MAJOR case (MD_MAJOR): #endif case (VXVM_MAJOR): #ifdef LVM_BLK_MAJOR case (LVM_BLK_MAJOR): #endif case (CCISS_MAJOR): is_scsi_hd = 1; break; #ifdef XT_DISK_MAJOR case (XT_DISK_MAJOR): is_xt_hd = 1; break; #endif case IDE0_MAJOR: case IDE1_MAJOR: #ifdef IDE2_MAJOR case IDE2_MAJOR: #endif #ifdef IDE3_MAJOR case IDE3_MAJOR: #endif #ifdef IDE4_MAJOR case IDE4_MAJOR: #endif #ifdef IDE5_MAJOR case IDE5_MAJOR: #endif #ifdef IDE6_MAJOR case IDE6_MAJOR: #endif #ifdef IDE7_MAJOR case IDE7_MAJOR: #endif #ifdef IDE8_MAJOR case IDE8_MAJOR: #endif #ifdef IDE9_MAJOR case IDE9_MAJOR: #endif break; /* do nothing */ default: bb_error_msg_and_die("%s not supported",devname); } fd = bb_xopen (devname, O_RDONLY|O_NONBLOCK); if_printf( (!quiet),"\n%s:\n", devname); if (set_readahead) { if_printf(get_readahead," setting fs readahead to %ld\n", Xreadahead); bb_ioctl(fd, BLKRASET,(int *)Xreadahead,"BLKRASET"); } #ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF if (unregister_hwif) { no_scsi(); printf(" attempting to unregister hwif#%u\n", hwif); bb_ioctl(fd, HDIO_UNREGISTER_HWIF,(int *)hwif,"HDIO_UNREGISTER_HWIF"); } #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF if (scan_hwif) { int args[3]; no_scsi(); printf(" attempting to scan hwif (0x%x, 0x%x, %u)\n", hwif_data, hwif_ctrl, hwif_irq); args[0] = hwif_data; args[1] = hwif_ctrl; args[2] = hwif_irq; bb_ioctl(fd, HDIO_SCAN_HWIF, args, "HDIO_SCAN_HWIF"); } #endif if (set_piomode) { no_scsi(); no_xt(); if (noisy_piomode) { printf(" attempting to "); if (piomode == 255) printf("auto-tune PIO mode\n"); else if (piomode < 100) printf("set PIO mode to %d\n", piomode); else if (piomode < 200) printf("set MDMA mode to %d\n", (piomode-100)); else printf("set UDMA mode to %d\n", (piomode-200)); } bb_ioctl(fd, HDIO_SET_PIO_MODE, (int *)piomode, "HDIO_SET_PIO_MODE"); } if (set_io32bit) { no_scsi(); no_xt(); if_printf(get_io32bit," setting 32-bit IO_support flag to %ld\n", io32bit); bb_ioctl(fd, HDIO_SET_32BIT, (int *)io32bit, "HDIO_SET_32BIT"); } if (set_mult) { no_scsi(); no_xt(); if_printf(get_mult, " setting multcount to %ld\n", mult); if(ioctl(fd, HDIO_SET_MULTCOUNT, mult)) bb_perror_msg("HDIO_SET_MULTCOUNT"); #ifndef HDIO_DRIVE_CMD else force_operation = 1; #endif } if (set_readonly) { if_printf_on_off(get_readonly," setting readonly to %ld", readonly); bb_ioctl(fd, BLKROSET, &readonly, "BLKROSET"); } if (set_unmask) { no_scsi(); no_xt(); if_printf_on_off(get_unmask," setting unmaskirq to %ld", unmask); bb_ioctl(fd, HDIO_SET_UNMASKINTR, (int *)unmask, "HDIO_SET_UNMASKINTR"); } #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA if (set_dma) { no_scsi(); if_printf_on_off(get_dma," setting using_dma to %ld", dma); bb_ioctl(fd, HDIO_SET_DMA, (int *)dma, "HDIO_SET_DMA"); } #endif /* CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA */ if (set_dma_q) { no_scsi(); if_printf_on_off(get_dma_q," setting DMA queue_depth to %ld", dma_q); bb_ioctl(fd, HDIO_SET_QDMA, (int *)dma_q, "HDIO_SET_QDMA"); } if (set_nowerr) { no_scsi(); no_xt(); if_printf_on_off(get_nowerr," setting nowerr to %ld", nowerr); bb_ioctl(fd, HDIO_SET_NOWERR, (int *)nowerr,"HDIO_SET_NOWERR"); } if (set_keep) { no_scsi(); no_xt(); if_printf_on_off(get_keep," setting keep_settings to %ld", keep); bb_ioctl(fd, HDIO_SET_KEEPSETTINGS, (int *)keep,"HDIO_SET_KEEPSETTINGS"); } #ifdef HDIO_DRIVE_CMD if (set_doorlock) { unsigned char args[4] = {0,0,0,0}; no_scsi(); no_xt(); args[0] = doorlock ? WIN_DOORLOCK : WIN_DOORUNLOCK; if_printf_on_off(get_doorlock," setting drive doorlock to %ld", doorlock); bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(doorlock)"); } if (set_dkeep) { /* lock/unlock the drive's "feature" settings */ unsigned char args[4] = {WIN_SETFEATURES,0,0,0}; no_scsi(); no_xt(); if_printf_on_off(get_dkeep," setting drive keep features to %ld", dkeep); args[2] = dkeep ? 0x66 : 0xcc; bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(keepsettings)"); } if (set_defects) { unsigned char args[4] = {WIN_SETFEATURES,0,0x04,0}; no_scsi(); args[2] = defects ? 0x04 : 0x84; if_printf(get_defects," setting drive defect-mgmt to %ld\n", defects); bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(defectmgmt)"); } if (set_prefetch) { unsigned char args[4] = {WIN_SETFEATURES,0,0xab,0}; no_scsi(); no_xt(); args[1] = prefetch; if_printf(get_prefetch," setting drive prefetch to %ld\n", prefetch); bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setprefetch)"); } if (set_xfermode) { unsigned char args[4] = {WIN_SETFEATURES,0,3,0}; no_scsi(); no_xt(); args[1] = xfermode_requested; if (get_xfermode) { printf(" setting xfermode to %d", xfermode_requested); interpret_xfermode(xfermode_requested); } bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD(setxfermode)"); } if (set_lookahead) { unsigned char args[4] = {WIN_SETFEATURES,0,0,0}; no_scsi(); no_xt(); args[2] = lookahead ? 0xaa : 0x55; if_printf_on_off(get_lookahead," setting drive read-lookahead to %ld", lookahead); bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setreadahead)"); } if (set_apmmode) { unsigned char args[4] = {WIN_SETFEATURES,0,0,0}; no_scsi(); apmmode=check_if_min_and_set_val(apmmode,1); apmmode=check_if_maj_and_set_val(apmmode,255); if_printf(get_apmmode," setting APM level to"); if (apmmode==255) { /* disable Advanced Power Management */ args[2] = 0x85; /* feature register */ if_printf(get_apmmode," disabled\n"); } else { /* set Advanced Power Management mode */ args[2] = 0x05; /* feature register */ args[1] = apmmode; /* sector count register */ if_printf(get_apmmode," 0x%02lX (%ld)\n",apmmode,apmmode); } bb_ioctl(fd, HDIO_DRIVE_CMD, &args,"HDIO_DRIVE_CMD"); } if (set_wcache) { #ifdef DO_FLUSHCACHE #ifndef WIN_FLUSHCACHE #define WIN_FLUSHCACHE 0xe7 #endif unsigned char flushcache[4] = {WIN_FLUSHCACHE,0,0,0}; #endif /* DO_FLUSHCACHE */ unsigned char args[4] = {WIN_SETFEATURES,0,0,0}; no_scsi(); no_xt(); args[2] = wcache ? 0x02 : 0x82; if_printf_on_off(get_wcache," setting drive write-caching to %ld", wcache); #ifdef DO_FLUSHCACHE if (!wcache && ioctl(fd, HDIO_DRIVE_CMD, &flushcache)) bb_perror_msg ("HDIO_DRIVE_CMD(flushcache)"); #endif /* DO_FLUSHCACHE */ bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setcache)"); #ifdef DO_FLUSHCACHE if (!wcache && ioctl(fd, HDIO_DRIVE_CMD, &flushcache)) bb_perror_msg ("HDIO_DRIVE_CMD(flushcache)"); #endif /* DO_FLUSHCACHE */ } if (set_standbynow) { #ifndef WIN_STANDBYNOW1 #define WIN_STANDBYNOW1 0xE0 #endif #ifndef WIN_STANDBYNOW2 #define WIN_STANDBYNOW2 0x94 #endif unsigned char args1[4] = {WIN_STANDBYNOW1,0,0,0}; unsigned char args2[4] = {WIN_STANDBYNOW2,0,0,0}; no_scsi(); if_printf(get_standbynow," issuing standby command\n"); if (ioctl(fd, HDIO_DRIVE_CMD, &args1) && ioctl(fd, HDIO_DRIVE_CMD, &args2)) bb_perror_msg("HDIO_DRIVE_CMD(standby)"); } if (set_sleepnow) { #ifndef WIN_SLEEPNOW1 #define WIN_SLEEPNOW1 0xE6 #endif #ifndef WIN_SLEEPNOW2 #define WIN_SLEEPNOW2 0x99 #endif unsigned char args1[4] = {WIN_SLEEPNOW1,0,0,0}; unsigned char args2[4] = {WIN_SLEEPNOW2,0,0,0}; no_scsi(); if_printf(get_sleepnow," issuing sleep command\n"); if (ioctl(fd, HDIO_DRIVE_CMD, &args1) && ioctl(fd, HDIO_DRIVE_CMD, &args2)) bb_perror_msg("HDIO_DRIVE_CMD(sleep)"); } if (set_seagate) { unsigned char args[4] = {0xfb,0,0,0}; no_scsi(); no_xt(); if_printf(get_seagate," disabling Seagate auto powersaving mode\n"); bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(seagatepwrsave)"); } if (set_standby) { unsigned char args[4] = {WIN_SETIDLE1,standby_requested,0,0}; no_scsi(); no_xt(); if (get_standby) { printf(" setting standby to %lu", standby_requested); interpret_standby(standby_requested); } bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setidle1)"); } #else /* HDIO_DRIVE_CMD */ if (force_operation) { char buf[512]; flush_buffer_cache(fd); if (-1 == read(fd, buf, sizeof(buf))) bb_error_msg("access failed"); } #endif /* HDIO_DRIVE_CMD */ if (!flagcount) verbose = 1; if ((verbose && !is_scsi_hd && !is_xt_hd) || get_mult || get_identity) { no_scsi(); multcount = -1; if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) { if ((verbose && !is_xt_hd) || get_mult) bb_perror_msg("HDIO_GET_MULTCOUNT"); } else if (verbose | get_mult) { printf(" multcount = %2ld", multcount); on_off(multcount); } } if ((verbose && !is_scsi_hd && !is_xt_hd) || get_io32bit) { no_scsi(); no_xt(); if(ioctl(fd, HDIO_GET_32BIT, &parm)) bb_perror_msg("HDIO_GET_32BIT"); else { printf(" IO_support =%3ld (", parm); switch (parm) { case 0: printf("default "); case 2: printf("16-bit)\n"); break; case 1: printf("32-bit)\n"); break; case 3: printf("32-bit w/sync)\n"); break; case 8: printf("Request-Queue-Bypass)\n"); break; default: printf("\?\?\?)\n"); /*esac*/ } } } if ((verbose && !is_scsi_hd && !is_xt_hd) || get_unmask) { no_scsi(); no_xt(); bb_ioctl_on_off(fd, HDIO_GET_UNMASKINTR,(unsigned long *)parm, "HDIO_GET_UNMASKINTR"," unmaskirq = %2ld"); } #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA if ((verbose && !is_scsi_hd) || get_dma) { no_scsi(); if(ioctl(fd, HDIO_GET_DMA, &parm)) bb_perror_msg("HDIO_GET_DMA"); else { printf(" using_dma = %2ld", parm); if (parm == 8) printf(" (DMA-Assisted-PIO)\n"); else on_off(parm); } } #endif if (get_dma_q) { no_scsi(); bb_ioctl_on_off (fd, HDIO_GET_QDMA,(unsigned long *)parm, "HDIO_GET_QDMA"," queue_depth = %2ld"); } if ((verbose && !is_scsi_hd && !is_xt_hd) || get_keep) { no_scsi(); no_xt(); bb_ioctl_on_off (fd, HDIO_GET_KEEPSETTINGS,(unsigned long *)parm, "HDIO_GET_KEEPSETTINGS"," keepsettings = %2ld"); } if (get_nowerr) { no_scsi(); no_xt(); bb_ioctl_on_off (fd, HDIO_GET_NOWERR,(unsigned long *)&parm, " HDIO_GET_NOWERR"," nowerr = %2ld"); } if (verbose || get_readonly) { bb_ioctl_on_off(fd, BLKROGET,(unsigned long *)parm, " BLKROGET"," readonly = %2ld"); } if ((verbose && !is_scsi_hd) || get_readahead) { bb_ioctl_on_off (fd, BLKRAGET, (unsigned long *) parm, " BLKRAGET"," readahead = %2ld"); } if (verbose || get_geom) { static const char msg[] = " geometry = %u/%u/%u, sectors = %ld, start = %ld\n"; static struct hd_geometry g; #ifdef HDIO_GETGEO_BIG static struct hd_big_geometry bg; #endif if (ioctl(fd, BLKGETSIZE, &parm)) bb_perror_msg("BLKGETSIZE"); #ifdef HDIO_GETGEO_BIG else if (!ioctl(fd, HDIO_GETGEO_BIG, &bg)) printf(msg, bg.cylinders, bg.heads, bg.sectors, parm, bg.start); #endif else if (ioctl(fd, HDIO_GETGEO, &g)) bb_perror_msg("HDIO_GETGEO"); else printf(msg, 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 unsigned char args[4] = {WIN_CHECKPOWERMODE1,0,0,0}; const char *state; no_scsi(); if (ioctl(fd, HDIO_DRIVE_CMD, &args) && (args[0] = WIN_CHECKPOWERMODE2) /* try again with 0x98 */ && ioctl(fd, HDIO_DRIVE_CMD, &args)) { if (errno != EIO || args[0] != 0 || args[1] != 0) state = "unknown"; else state = "sleeping"; } else state = (args[2] == 255) ? "active/idle" : "standby"; printf(" drive state is: %s\n", state); } #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET if (perform_reset) { no_scsi(); no_xt(); bb_ioctl(fd, HDIO_DRIVE_RESET, NULL, "HDIO_DRIVE_RESET"); } #endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */ #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF if (perform_tristate) { unsigned char args[4] = {0,tristate,0,0}; no_scsi(); no_xt(); bb_ioctl(fd, HDIO_TRISTATE_HWIF, &args, "HDIO_TRISTATE_HWIF"); } #endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY if (get_identity) { static struct hd_driveid id; no_scsi(); no_xt(); if (!ioctl(fd, HDIO_GET_IDENTITY, &id)) { if (multcount != -1) { id.multsect = multcount; id.multsect_valid |= 1; } else id.multsect_valid &= ~1; dump_identity(&id); } else if (errno == -ENOMSG) printf(" no identification info available\n"); else bb_perror_msg("HDIO_GET_IDENTITY"); } if (get_IDentity) { unsigned char args[4+512] = {WIN_IDENTIFY,0,0,1,}; unsigned i; no_scsi(); no_xt(); if (ioctl(fd, HDIO_DRIVE_CMD, &args)) { args[0] = WIN_PIDENTIFY; if (ioctl(fd, HDIO_DRIVE_CMD, &args)) { bb_perror_msg("HDIO_DRIVE_CMD(identify)"); goto identify_abort; } } for(i=0; i<(sizeof args)/2; i+=2) __le16_to_cpus((uint16_t *)(&args[i])); identify((void *)&args[4], NULL); identify_abort: /* VOID */; } #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF if (set_busstate) { no_scsi(); if (get_busstate) { printf(" setting bus state to %d", busstate); bus_state_value(busstate); } bb_ioctl(fd, HDIO_SET_BUSSTATE, (int *)busstate, "HDIO_SET_BUSSTATE"); } #endif #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF if (get_busstate) { no_scsi(); if (ioctl(fd, HDIO_GET_BUSSTATE, &parm)) bb_perror_msg("HDIO_GET_BUSSTATE"); else { printf(" busstate = %2ld", parm); bus_state_value(parm); } } #endif if (reread_partn) bb_ioctl(fd, BLKRRPART, NULL, "BLKRRPART"); if (do_ctimings) do_time(0,fd); /*time cache */ if (do_timings) do_time(1,fd); /*time device */ if (do_flush) flush_buffer_cache (fd); close (fd); } static char * GET_NUMBER(char *p, unsigned long *flag, unsigned long *num) { *num = 0; while (isdigit(*p)) { *flag = 1; *num = (*num * 10) + (*p++ - '0'); } return p; } static char * GET_STRING(char *p, unsigned long *flag, int *num) { char *tmpstr; char name[32]; tmpstr = name; tmpstr[0] = '\0'; while (isalnum(*p) && (tmpstr - name) < 31) { tmpstr[0] = *p++; tmpstr[1] = '\0'; ++tmpstr; } *num = translate_xfermode(name); if (*num == -1) *flag = 0; else *flag = 1; return p; } #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY static int fromhex (unsigned char c) { if (c >= 'a' && c <= 'f') return 10 + (c - 'a'); if (c >= '0' && c <= '9') return (c - '0'); bb_error_msg_and_die("bad char: '%c' 0x%02x", c, c); } static int identify_from_stdin (void) { unsigned short sbuf[800]; unsigned char buf[1600], *b = (unsigned char *)buf; int i, count = read(0, buf, 1280); if (count != 1280) bb_error_msg_and_die("read(1280 bytes) failed (rc=%d)", count); for (i = 0; count >= 4; ++i) { sbuf[i] = (fromhex(b[0]) << 12) | (fromhex(b[1]) << 8) | (fromhex(b[2]) << 4) | fromhex(b[3]); __le16_to_cpus((uint16_t *)(&sbuf[i])); b += 5; count -= 5; } identify(sbuf, NULL); return 0; } #endif static void missing_arg(int arg, char c, char* add) { if (!arg) bb_error_msg("-%c: missing value %s", c, (add!=NULL)? add :""); } /* our main() routine: */ int hdparm_main(int argc, char **argv) { char c, *p; ++argv; if (!--argc) bb_show_usage(); while (argc--) { #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY if (!strcmp("-Istdin", *argv)) { exit(identify_from_stdin()); } #endif p = *argv++; if (*p == '-') { if (!*++p) bb_show_usage(); while ((c = *p++)) { ++flagcount; switch (c) { case 'V': /*bb_error_msg_and_die("%s", VERSION);*/ /* We have to return 0 here and not 1 */ printf("%s %s\n",bb_applet_name, VERSION); exit(EXIT_SUCCESS); case 'v': verbose = 1; break; #ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY case 'I': get_IDentity = 1; break; case 'i': get_identity = 1; break; #endif case 'g': get_geom = 1; break; case 'f': do_flush = 1; break; case 'q': quiet = 1; noisy = 0; break; case 'u': get_unmask = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_unmask = set_flag(p,'1'))==1) unmask = *p++ - '0'; break; #ifdef CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA case 'd': get_dma = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_dma = set_flag(p,'9'))==1) dma = *p++ - '0'; break; #endif /* CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA */ case 'n': get_nowerr = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_nowerr = set_flag(p,'1'))==1) nowerr = *p++ - '0'; break; case 'p': noisy_piomode = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_STRING(p,&set_piomode,&piomode); break; case 'r': get_readonly = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_readonly = set_flag(p,'1'))==1) readonly = *p++ - '0'; break; case 'm': get_mult = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_mult,&mult); break; case 'c': get_io32bit = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_io32bit,&io32bit); break; #ifdef HDIO_DRIVE_CMD case 'S': get_standby = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_standby,&standby_requested); missing_arg(set_standby, c, NULL); break; case 'D': get_defects = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_defects,&defects); missing_arg(set_defects, c, NULL); break; case 'P': get_prefetch = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_prefetch,&prefetch); missing_arg(set_prefetch, c, NULL); break; case 'X': get_xfermode = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_STRING(p,&set_xfermode,&xfermode_requested); missing_arg(set_xfermode, c, NULL); break; case 'K': get_dkeep = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_dkeep = set_flag(p,'1'))==1) dkeep = *p++ - '0'; else goto missing_arg_error; break; case 'A': get_lookahead = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_lookahead = set_flag(p,'1'))==1) lookahead = *p++ - '0'; else goto missing_arg_error; break; case 'L': get_doorlock = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_doorlock = set_flag(p,'1'))==1) doorlock = *p++ - '0'; else goto missing_arg_error; break; case 'W': get_wcache = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_wcache = set_flag(p,'1'))==1) wcache = *p++ - '0'; else missing_arg_error: missing_arg(1, c, "(0/1)"); break; case 'C': get_powermode = noisy; noisy = 1; break; case 'y': get_standbynow = noisy; noisy = 1; set_standbynow = 1; break; case 'Y': get_sleepnow = noisy; noisy = 1; set_sleepnow = 1; break; case 'z': reread_partn = 1; break; case 'Z': get_seagate = noisy; noisy = 1; set_seagate = 1; break; #endif /* HDIO_DRIVE_CMD */ case 'k': get_keep = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_keep = set_flag(p,'1'))==1) keep = *p++ - '0'; break; #ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF case 'U': if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if(! p) goto expected_hwif_error; /* "expected hwif_nr" */ sscanf(p++, "%i", &hwif); unregister_hwif = 1; break; #endif /* CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF */ #ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF case 'R': if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if(! p) goto expected_hwif_error; /* "expected hwif_data" */ sscanf(p++, "%i", &hwif_data); if (argc && isdigit(**argv)) p = *argv++, --argc; else goto expected_hwif_error; /* "expected hwif_ctrl" */ sscanf(p, "%i", &hwif_ctrl); if (argc && isdigit(**argv)) p = *argv++, --argc; else expected_hwif_error: bb_error_msg_and_die("expected hwif value"); /* "expected hwif_irq" */ sscanf(p, "%i", &hwif_irq); *p = '\0'; scan_hwif = 1; break; #endif /* CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF */ case 'Q': #ifdef HDIO_GET_QDMA get_dma_q = noisy; noisy = 1; #ifdef HDIO_SET_QDMA if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_dma_q,&dma_q); #ifdef HDIO_GET_QDMA dma_q = -dma_q; #endif #endif #endif break; #ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET case 'w': perform_reset = 1; break; #endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */ #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF case 'x': if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((perform_tristate = set_flag(p,'1'))==1) tristate = *p++ - '0'; else missing_arg(1, c, "(0/1)"); break; #endif /* CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF */ case 'a': get_readahead = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_readahead,&Xreadahead); break; case 'B': get_apmmode = noisy; noisy = 1; if (!*p && argc && isalnum(**argv)) p = *argv++, --argc; p=GET_NUMBER(p,&set_apmmode,&apmmode); missing_arg(set_apmmode, c, "(1-255)"); break; case 't': do_timings = 1; do_flush = 1; break; case 'T': do_ctimings = 1; do_flush = 1; break; #ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF case 'b': get_busstate = noisy; noisy = 1; if (!*p && argc && isdigit(**argv)) p = *argv++, --argc; if((set_busstate = set_flag(p,'2'))==1) busstate = *p++ - '0'; break; #endif case 'h': default: bb_show_usage(); } } if (!argc) bb_show_usage(); } else { process_dev (p); } } return 0 ; }