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| author | Tejun Heo <htejun@gmail.com> | 2006-01-23 15:38:44 +0300 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2006-01-27 07:08:52 +0300 |
| commit | 22b49985f526796471c074c0e56bcebfd633a6ff (patch) | |
| tree | 4e4033c1d9e01b4f5338349dd40ad3a4868f69c6 /drivers | |
| parent | e0bfd149973d22a4330dd6665b54d1dcca07174a (diff) | |
| download | linux-22b49985f526796471c074c0e56bcebfd633a6ff.tar.xz | |
[PATCH] ahci: add constants for SRST
Add constants needed to perform SRST. This is preparation for adding
softreset method.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/ahci.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c index 2abc0aca5a8d..5caf6dec1d40 100644 --- a/drivers/scsi/ahci.c +++ b/drivers/scsi/ahci.c @@ -66,6 +66,8 @@ enum { AHCI_IRQ_ON_SG = (1 << 31), AHCI_CMD_ATAPI = (1 << 5), AHCI_CMD_WRITE = (1 << 6), + AHCI_CMD_RESET = (1 << 8), + AHCI_CMD_CLR_BUSY = (1 << 10), RX_FIS_D2H_REG = 0x40, /* offset of D2H Register FIS data */ @@ -85,6 +87,7 @@ enum { /* HOST_CAP bits */ HOST_CAP_64 = (1 << 31), /* PCI DAC (64-bit DMA) support */ + HOST_CAP_CLO = (1 << 24), /* Command List Override support */ /* registers for each SATA port */ PORT_LST_ADDR = 0x00, /* command list DMA addr */ @@ -138,6 +141,7 @@ enum { PORT_CMD_LIST_ON = (1 << 15), /* cmd list DMA engine running */ PORT_CMD_FIS_ON = (1 << 14), /* FIS DMA engine running */ PORT_CMD_FIS_RX = (1 << 4), /* Enable FIS receive DMA engine */ + PORT_CMD_CLO = (1 << 3), /* Command list override */ PORT_CMD_POWER_ON = (1 << 2), /* Power up device */ PORT_CMD_SPIN_UP = (1 << 1), /* Spin up device */ PORT_CMD_START = (1 << 0), /* Enable port DMA engine */ |