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[PATCH] libata-eh: add ATA and libata flags for new EH

Add ATA and libata flags to be used by new EH.

Signed-off-by: Tejun Heo <htejun@gmail.com>
This commit is contained in:
Tejun Heo 2006-05-15 20:58:17 +09:00
parent 246619da30
commit 9be1e979f2
2 changed files with 21 additions and 0 deletions

View File

@ -97,6 +97,9 @@ enum {
ATA_DRQ = (1 << 3), /* data request i/o */
ATA_ERR = (1 << 0), /* have an error */
ATA_SRST = (1 << 2), /* software reset */
ATA_ICRC = (1 << 7), /* interface CRC error */
ATA_UNC = (1 << 6), /* uncorrectable media error */
ATA_IDNF = (1 << 4), /* ID not found */
ATA_ABORTED = (1 << 2), /* command aborted */
/* ATA command block registers */
@ -192,6 +195,16 @@ enum {
SCR_ACTIVE = 3,
SCR_NOTIFICATION = 4,
/* SError bits */
SERR_DATA_RECOVERED = (1 << 0), /* recovered data error */
SERR_COMM_RECOVERED = (1 << 1), /* recovered comm failure */
SERR_DATA = (1 << 8), /* unrecovered data error */
SERR_PERSISTENT = (1 << 9), /* persistent data/comm error */
SERR_PROTOCOL = (1 << 10), /* protocol violation */
SERR_INTERNAL = (1 << 11), /* host internal error */
SERR_PHYRDY_CHG = (1 << 16), /* PHY RDY changed */
SERR_DEV_XCHG = (1 << 26), /* device exchanged */
/* struct ata_taskfile flags */
ATA_TFLAG_LBA48 = (1 << 0), /* enable 48-bit LBA and "HOB" */
ATA_TFLAG_ISADDR = (1 << 1), /* enable r/w to nsect/lba regs */

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@ -155,6 +155,7 @@ enum {
ATA_FLAG_EH_PENDING = (1 << 16), /* EH pending */
ATA_FLAG_FROZEN = (1 << 17), /* port is frozen */
ATA_FLAG_RECOVERED = (1 << 18), /* recovery action performed */
ATA_FLAG_DISABLED = (1 << 22), /* port is disabled, ignore it */
ATA_FLAG_SUSPENDED = (1 << 23), /* port is suspended (power) */
@ -225,6 +226,13 @@ enum {
ATA_PORT_PRIMARY = (1 << 0),
ATA_PORT_SECONDARY = (1 << 1),
/* reset / recovery action types */
ATA_EH_REVALIDATE = (1 << 0),
ATA_EH_SOFTRESET = (1 << 1),
ATA_EH_HARDRESET = (1 << 2),
ATA_EH_RESET_MASK = ATA_EH_SOFTRESET | ATA_EH_HARDRESET,
/* max repeat if error condition is still set after ->error_handler */
ATA_EH_MAX_REPEAT = 5,