diff options
| author | Roland McGrath <roland@gnu.org> | 2000-02-04 03:21:18 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2000-02-04 03:21:18 +0000 |
| commit | 9fd51e9b0ad33a89a83fdbbb66bd20d85f7893fb (patch) | |
| tree | 8845b79f170028cb4380045c50277bbf075b5b7d /pfinet/linux-src/include/linux/hdreg.h | |
Import of Linux 2.2.12 subset (ipv4 stack and related)
Diffstat (limited to 'pfinet/linux-src/include/linux/hdreg.h')
| -rw-r--r-- | pfinet/linux-src/include/linux/hdreg.h | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/pfinet/linux-src/include/linux/hdreg.h b/pfinet/linux-src/include/linux/hdreg.h new file mode 100644 index 00000000..e467ae9b --- /dev/null +++ b/pfinet/linux-src/include/linux/hdreg.h @@ -0,0 +1,282 @@ +#ifndef _LINUX_HDREG_H +#define _LINUX_HDREG_H + +/* + * This file contains some defines for the AT-hd-controller. + * Various sources. + */ + +#define HD_IRQ 14 /* the standard disk interrupt */ + +/* ide.c has its own port definitions in "ide.h" */ + +/* Hd controller regs. Ref: IBM AT Bios-listing */ +#define HD_DATA 0x1f0 /* _CTL when writing */ +#define HD_ERROR 0x1f1 /* see err-bits */ +#define HD_NSECTOR 0x1f2 /* nr of sectors to read/write */ +#define HD_SECTOR 0x1f3 /* starting sector */ +#define HD_LCYL 0x1f4 /* starting cylinder */ +#define HD_HCYL 0x1f5 /* high byte of starting cyl */ +#define HD_CURRENT 0x1f6 /* 101dhhhh , d=drive, hhhh=head */ +#define HD_STATUS 0x1f7 /* see status-bits */ +#define HD_FEATURE HD_ERROR /* same io address, read=error, write=feature */ +#define HD_PRECOMP HD_FEATURE /* obsolete use of this port - predates IDE */ +#define HD_COMMAND HD_STATUS /* same io address, read=status, write=cmd */ + +#define HD_CMD 0x3f6 /* used for resets */ +#define HD_ALTSTATUS 0x3f6 /* same as HD_STATUS but doesn't clear irq */ + +/* remainder is shared between hd.c, ide.c, ide-cd.c, and the hdparm utility */ + +/* Bits of HD_STATUS */ +#define ERR_STAT 0x01 +#define INDEX_STAT 0x02 +#define ECC_STAT 0x04 /* Corrected error */ +#define DRQ_STAT 0x08 +#define SEEK_STAT 0x10 +#define WRERR_STAT 0x20 +#define READY_STAT 0x40 +#define BUSY_STAT 0x80 + +/* Values for HD_COMMAND */ +#define WIN_RESTORE 0x10 +#define WIN_READ 0x20 +#define WIN_WRITE 0x30 +#define WIN_WRITE_VERIFY 0x3C +#define WIN_VERIFY 0x40 +#define WIN_FORMAT 0x50 +#define WIN_INIT 0x60 +#define WIN_SEEK 0x70 +#define WIN_DIAGNOSE 0x90 +#define WIN_SPECIFY 0x91 /* set drive geometry translation */ +#define WIN_SETIDLE1 0xE3 +#define WIN_SETIDLE2 0x97 + +#define WIN_STANDBYNOW1 0xE0 +#define WIN_STANDBYNOW2 0x94 +#define WIN_SLEEPNOW1 0xE6 +#define WIN_SLEEPNOW2 0x99 +#define WIN_CHECKPOWERMODE1 0xE5 +#define WIN_CHECKPOWERMODE2 0x98 + +#define WIN_DOORLOCK 0xde /* lock door on removable drives */ +#define WIN_DOORUNLOCK 0xdf /* unlock door on removable drives */ + +#define WIN_MULTREAD 0xC4 /* read sectors using multiple mode */ +#define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ +#define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ +#define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ +#define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ +#define WIN_SETFEATURES 0xEF /* set special drive features */ +#define WIN_READDMA 0xc8 /* read sectors using DMA transfers */ +#define WIN_WRITEDMA 0xca /* write sectors using DMA transfers */ + +#define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ +#define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ + +#define WIN_SMART 0xb0 /* self-monitoring and reporting */ + +/* Additional drive command codes used by ATAPI devices. */ +#define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ +#define WIN_SRST 0x08 /* ATAPI soft reset command */ +#define WIN_PACKETCMD 0xa0 /* Send a packet command. */ + +/* WIN_SMART sub-commands */ + +#define SMART_READ_VALUES 0xd0 +#define SMART_READ_THRESHOLDS 0xd1 +#define SMART_AUTOSAVE 0xd2 +#define SMART_SAVE 0xd3 +#define SMART_IMMEDIATE_OFFLINE 0xd4 +#define SMART_ENABLE 0xd8 +#define SMART_DISABLE 0xd9 +#define SMART_STATUS 0xda +#define SMART_AUTO_OFFLINE 0xdb + +/* WIN_SECURITY sub-commands */ +#define SECURITY_SET_PASSWORD 0xBA /* 0xF1 */ +#define SECURITY_UNLOCK 0xBB /* 0xF2 */ +#define SECURITY_ERASE_PREPARE 0xBC /* 0xF3 */ +#define SECURITY_ERASE_UNIT 0xBD /* 0xF4 */ +#define SECURITY_FREEZE_LOCK 0xBE /* 0xF5 */ +#define SECURITY_DISABLE_PASSWORD 0xBF /* 0xF6 */ + +/* Bits for HD_ERROR */ +#define MARK_ERR 0x01 /* Bad address mark */ +#define TRK0_ERR 0x02 /* couldn't find track 0 */ +#define ABRT_ERR 0x04 /* Command aborted */ +#define MCR_ERR 0x08 /* media change request */ +#define ID_ERR 0x10 /* ID field not found */ +#define ECC_ERR 0x40 /* Uncorrectable ECC error */ +#define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ +#define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ + +struct hd_geometry { + unsigned char heads; + unsigned char sectors; + unsigned short cylinders; + unsigned long start; +}; + +/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */ +#define HDIO_GETGEO 0x0301 /* get device geometry */ +#define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */ +#define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */ +#define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */ +#define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */ +#define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */ +#define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */ +#define HDIO_GET_DMA 0x030b /* get use-dma flag */ +#define HDIO_GET_NICE 0x030c /* get nice flags */ +#define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */ +#define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */ + +/* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */ +#define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */ +#define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */ +#define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */ +#define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */ +#define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */ +#define HDIO_SET_DMA 0x0326 /* change use-dma flag */ +#define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */ +#define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */ +#define HDIO_SET_NICE 0x0329 /* set nice flags */ +#define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */ + +/* structure returned by HDIO_GET_IDENTITY, as per ANSI ATA2 rev.2f spec */ +struct hd_driveid { + unsigned short config; /* lots of obsolete bit flags */ + unsigned short cyls; /* "physical" cyls */ + unsigned short reserved2; /* reserved (word 2) */ + unsigned short heads; /* "physical" heads */ + unsigned short track_bytes; /* unformatted bytes per track */ + unsigned short sector_bytes; /* unformatted bytes per sector */ + unsigned short sectors; /* "physical" sectors per track */ + unsigned short vendor0; /* vendor unique */ + unsigned short vendor1; /* vendor unique */ + unsigned short vendor2; /* vendor unique */ + unsigned char serial_no[20]; /* 0 = not_specified */ + unsigned short buf_type; + unsigned short buf_size; /* 512 byte increments; 0 = not_specified */ + unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ + unsigned char fw_rev[8]; /* 0 = not_specified */ + unsigned char model[40]; /* 0 = not_specified */ + unsigned char max_multsect; /* 0=not_implemented */ + unsigned char vendor3; /* vendor unique */ + unsigned short dword_io; /* 0=not_implemented; 1=implemented */ + unsigned char vendor4; /* vendor unique */ + unsigned char capability; /* bits 0:DMA 1:LBA 2:IORDYsw 3:IORDYsup*/ + unsigned short reserved50; /* reserved (word 50) */ + unsigned char vendor5; /* vendor unique */ + unsigned char tPIO; /* 0=slow, 1=medium, 2=fast */ + unsigned char vendor6; /* vendor unique */ + unsigned char tDMA; /* 0=slow, 1=medium, 2=fast */ + unsigned short field_valid; /* bits 0:cur_ok 1:eide_ok */ + unsigned short cur_cyls; /* logical cylinders */ + unsigned short cur_heads; /* logical heads */ + unsigned short cur_sectors; /* logical sectors per track */ + unsigned short cur_capacity0; /* logical total sectors on drive */ + unsigned short cur_capacity1; /* (2 words, misaligned int) */ + unsigned char multsect; /* current multiple sector count */ + unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ + unsigned int lba_capacity; /* total number of sectors */ + unsigned short dma_1word; /* single-word dma info */ + unsigned short dma_mword; /* multiple-word dma info */ + unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ + unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ + unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ + unsigned short eide_pio; /* min cycle time (ns), no IORDY */ + unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ + unsigned short word69; + unsigned short word70; + /* HDIO_GET_IDENTITY currently returns only words 0 through 70 */ + unsigned short word71; + unsigned short word72; + unsigned short word73; + unsigned short word74; + unsigned short word75; + unsigned short word76; + unsigned short word77; + unsigned short word78; + unsigned short word79; + unsigned short word80; + unsigned short word81; + unsigned short command_sets; /* bits 0:Smart 1:Security 2:Removable 3:PM */ + unsigned short word83; /* bits 14:Smart Enabled 13:0 zero */ + unsigned short word84; + unsigned short word85; + unsigned short word86; + unsigned short word87; + unsigned short dma_ultra; + unsigned short word89; /* reserved (word 89) */ + unsigned short word90; /* reserved (word 90) */ + unsigned short word91; /* reserved (word 91) */ + unsigned short word92; /* reserved (word 92) */ + unsigned short word93; /* reserved (word 93) */ + unsigned short word94; /* reserved (word 94) */ + unsigned short word95; /* reserved (word 95) */ + unsigned short word96; /* reserved (word 96) */ + unsigned short word97; /* reserved (word 97) */ + unsigned short word98; /* reserved (word 98) */ + unsigned short word99; /* reserved (word 99) */ + unsigned short word100; /* reserved (word 100) */ + unsigned short word101; /* reserved (word 101) */ + unsigned short word102; /* reserved (word 102) */ + unsigned short word103; /* reserved (word 103) */ + unsigned short word104; /* reserved (word 104) */ + unsigned short word105; /* reserved (word 105) */ + unsigned short word106; /* reserved (word 106) */ + unsigned short word107; /* reserved (word 107) */ + unsigned short word108; /* reserved (word 108) */ + unsigned short word109; /* reserved (word 109) */ + unsigned short word110; /* reserved (word 110) */ + unsigned short word111; /* reserved (word 111) */ + unsigned short word112; /* reserved (word 112) */ + unsigned short word113; /* reserved (word 113) */ + unsigned short word114; /* reserved (word 114) */ + unsigned short word115; /* reserved (word 115) */ + unsigned short word116; /* reserved (word 116) */ + unsigned short word117; /* reserved (word 117) */ + unsigned short word118; /* reserved (word 118) */ + unsigned short word119; /* reserved (word 119) */ + unsigned short word120; /* reserved (word 120) */ + unsigned short word121; /* reserved (word 121) */ + unsigned short word122; /* reserved (word 122) */ + unsigned short word123; /* reserved (word 123) */ + unsigned short word124; /* reserved (word 124) */ + unsigned short word125; /* reserved (word 125) */ + unsigned short word126; /* reserved (word 126) */ + unsigned short word127; /* reserved (word 127) */ + unsigned short security; /* bits 0:support 1:enabled 2:locked 3:frozen */ + unsigned short reserved[127]; +}; + +/* + * IDE "nice" flags. These are used on a per drive basis to determine + * when to be nice and give more bandwidth to the other devices which + * share the same IDE bus. + */ +#define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */ +#define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */ +#define IDE_NICE_0 (2) /* when sure that it won't affect us */ +#define IDE_NICE_1 (3) /* when probably won't affect us much */ +#define IDE_NICE_2 (4) /* when we know it's on our expense */ + +#ifdef __KERNEL__ +/* + * These routines are used for kernel command line parameters from main.c: + */ +#include <linux/config.h> + +#ifdef CONFIG_BLK_DEV_HD +void hd_setup(char *, int *); +#endif /* CONFIG_BLK_DEV_HD */ + +#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) +int ide_register(int io_port, int ctl_port, int irq); +void ide_unregister(unsigned int); +#endif /* CONFIG_BLK_DEV_IDE || CONFIG_BLK_DEV_IDE_MODULE */ + +#endif /* __KERNEL__ */ + +#endif /* _LINUX_HDREG_H */ |