QNAP-TS419p system daemon
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/* prototypes and stuff for ATA command ioctls */
#include <linux/types.h>
enum {
ATA_OP_READ_PIO = 0x20,
ATA_OP_READ_PIO_ONCE = 0x21,
ATA_OP_READ_LONG = 0x22,
ATA_OP_READ_LONG_ONCE = 0x23,
ATA_OP_READ_PIO_EXT = 0x24,
ATA_OP_READ_DMA_EXT = 0x25,
ATA_OP_READ_FPDMA = 0x60, // NCQ
ATA_OP_WRITE_PIO = 0x30,
ATA_OP_WRITE_LONG = 0x32,
ATA_OP_WRITE_LONG_ONCE = 0x33,
ATA_OP_WRITE_PIO_EXT = 0x34,
ATA_OP_WRITE_DMA_EXT = 0x35,
ATA_OP_WRITE_FPDMA = 0x61, // NCQ
ATA_OP_READ_VERIFY = 0x40,
ATA_OP_READ_VERIFY_ONCE = 0x41,
ATA_OP_READ_VERIFY_EXT = 0x42,
ATA_OP_WRITE_UNC_EXT = 0x45, // lba48, no data, uses feat reg
ATA_OP_FORMAT_TRACK = 0x50,
ATA_OP_DOWNLOAD_MICROCODE = 0x92,
ATA_OP_STANDBYNOW2 = 0x94,
ATA_OP_CHECKPOWERMODE2 = 0x98,
ATA_OP_SLEEPNOW2 = 0x99,
ATA_OP_PIDENTIFY = 0xa1,
ATA_OP_READ_NATIVE_MAX = 0xf8,
ATA_OP_READ_NATIVE_MAX_EXT = 0x27,
ATA_OP_SMART = 0xb0,
ATA_OP_DCO = 0xb1,
ATA_OP_ERASE_SECTORS = 0xc0,
ATA_OP_READ_DMA = 0xc8,
ATA_OP_WRITE_DMA = 0xca,
ATA_OP_DOORLOCK = 0xde,
ATA_OP_DOORUNLOCK = 0xdf,
ATA_OP_STANDBYNOW1 = 0xe0,
ATA_OP_IDLEIMMEDIATE = 0xe1,
ATA_OP_SETIDLE = 0xe3,
ATA_OP_SET_MAX = 0xf9,
ATA_OP_SET_MAX_EXT = 0x37,
ATA_OP_SET_MULTIPLE = 0xc6,
ATA_OP_CHECKPOWERMODE1 = 0xe5,
ATA_OP_SLEEPNOW1 = 0xe6,
ATA_OP_FLUSHCACHE = 0xe7,
ATA_OP_FLUSHCACHE_EXT = 0xea,
ATA_OP_IDENTIFY = 0xec,
ATA_OP_SETFEATURES = 0xef,
ATA_OP_SECURITY_SET_PASS = 0xf1,
ATA_OP_SECURITY_UNLOCK = 0xf2,
ATA_OP_SECURITY_ERASE_PREPARE = 0xf3,
ATA_OP_SECURITY_ERASE_UNIT = 0xf4,
ATA_OP_SECURITY_FREEZE_LOCK = 0xf5,
ATA_OP_SECURITY_DISABLE = 0xf6,
};
/*
* Some useful ATA register bits
*/
enum {
ATA_USING_LBA = (1 << 6),
ATA_STAT_DRQ = (1 << 3),
ATA_STAT_ERR = (1 << 0),
};
/*
* Useful parameters for init_hdio_taskfile():
*/
enum { RW_READ = 0,
RW_WRITE = 1,
LBA28_OK = 0,
LBA48_FORCE = 1,
};
/*
* Definitions and structures for use with SG_IO + ATA_16:
*/
struct ata_lba_regs {
__u8 feat;
__u8 nsect;
__u8 lbal;
__u8 lbam;
__u8 lbah;
};
struct ata_tf {
__u8 dev;
__u8 command;
__u8 error;
__u8 status;
__u8 is_lba48;
struct ata_lba_regs lob;
struct ata_lba_regs hob;
};
/*
* Definitions and structures for use with HDIO_DRIVE_TASKFILE:
*/
enum {
/*
* These (redundantly) specify the category of the request
*/
TASKFILE_CMD_REQ_NODATA = 0, /* ide: IDE_DRIVE_TASK_NO_DATA */
TASKFILE_CMD_REQ_IN = 2, /* ide: IDE_DRIVE_TASK_IN */
TASKFILE_CMD_REQ_OUT = 3, /* ide: IDE_DRIVE_TASK_OUT */
TASKFILE_CMD_REQ_RAW_OUT= 4, /* ide: IDE_DRIVE_TASK_RAW_WRITE */
/*
* These specify the method of transfer (pio, dma, multi, ..)
*/
TASKFILE_DPHASE_NONE = 0, /* ide: TASKFILE_IN */
TASKFILE_DPHASE_PIO_IN = 1, /* ide: TASKFILE_IN */
TASKFILE_DPHASE_PIO_OUT = 4, /* ide: TASKFILE_OUT */
};
struct reg_flags {
union {
unsigned lob_all : 8;
struct {
unsigned data : 1;
unsigned feat : 1;
unsigned lbal : 1;
unsigned nsect : 1;
unsigned lbam : 1;
unsigned lbah : 1;
unsigned dev : 1;
unsigned command : 1;
} lob;
};
union {
unsigned hob_all : 8;
struct {
unsigned data : 1;
unsigned feat : 1;
unsigned lbal : 1;
unsigned nsect : 1;
unsigned lbam : 1;
unsigned lbah : 1;
unsigned dev : 1;
unsigned command : 1;
} hob;
};
};
struct taskfile_regs {
__u8 data;
__u8 feat;
__u8 nsect;
__u8 lbal;
__u8 lbam;
__u8 lbah;
__u8 dev;
__u8 command;
};
struct hdio_taskfile {
struct taskfile_regs lob;
struct taskfile_regs hob;
struct reg_flags oflags;
struct reg_flags iflags;
int dphase;
int cmd_req; /* IDE command_type */
unsigned long obytes;
unsigned long ibytes;
__u16 data[0];
};
struct scsi_sg_io_hdr {
int interface_id;
int dxfer_direction;
unsigned char cmd_len;
unsigned char mx_sb_len;
unsigned short iovec_count;
unsigned int dxfer_len;
void * dxferp;
unsigned char * cmdp;
void * sbp;
unsigned int timeout;
unsigned int flags;
int pack_id;
void * usr_ptr;
unsigned char status;
unsigned char masked_status;
unsigned char msg_status;
unsigned char sb_len_wr;
unsigned short host_status;
unsigned short driver_status;
int resid;
unsigned int duration;
unsigned int info;
};
#ifndef SG_DXFER_NONE
#define SG_DXFER_NONE -1
#define SG_DXFER_TO_DEV -2
#define SG_DXFER_FROM_DEV -3
#define SG_DXFER_TO_FROM_DEV -4
#endif
#define SG_READ 0
#define SG_WRITE 1
#define SG_PIO 0
#define SG_DMA 1
#define SG_CHECK_CONDITION 0x02
#define SG_DRIVER_SENSE 0x08
#define SG_ATA_16 0x85
#define SG_ATA_16_LEN 16
#define SG_ATA_12 0xa1
#define SG_ATA_12_LEN 12
#define SG_ATA_LBA48 1
#define SG_ATA_PROTO_NON_DATA ( 3 << 1)
#define SG_ATA_PROTO_PIO_IN ( 4 << 1)
#define SG_ATA_PROTO_PIO_OUT ( 5 << 1)
#define SG_ATA_PROTO_DMA ( 6 << 1)
#define SG_ATA_PROTO_UDMA_IN (11 << 1) /* not yet supported in libata */
#define SG_ATA_PROTO_UDMA_OUT (12 << 1) /* not yet supported in libata */
void tf_init (struct ata_tf *tf, __u8 ata_op, __u64 lba, unsigned int nsect);
__u64 tf_to_lba (struct ata_tf *tf);
int sg16 (int fd, int rw, int dma, struct ata_tf *tf, void *data, unsigned int data_bytes, unsigned int timeout_secs);
int do_drive_cmd (int fd, unsigned char *args);
int do_taskfile_cmd (int fd, struct hdio_taskfile *r, unsigned int timeout_secs);
int dev_has_sgio (int fd);
void init_hdio_taskfile (struct hdio_taskfile *r, __u8 ata_op, int rw, int force_lba48,
__u64 lba, unsigned int nsect, int data_bytes);