From 22b49985f526796471c074c0e56bcebfd633a6ff Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Mon, 23 Jan 2006 21:38:44 +0900 Subject: [PATCH] ahci: add constants for SRST Add constants needed to perform SRST. This is preparation for adding softreset method. Signed-off-by: Tejun Heo Signed-off-by: Jeff Garzik --- drivers/scsi/ahci.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/scsi/ahci.c') diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c index 2abc0aca5a8..5caf6dec1d4 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 */ -- cgit v1.2.3-70-g09d2