sata_inic162x: add / update constants

* add a bunch of constants, most are from the datasheet, a few
  undocumented ones are from initio's modified driver

* HCTL_PWRDWN is bit 12 not 13

This is in preparation of further inic162x updates.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index 1f5d17e..1b10455 100644 (file)
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -35,6 +35,7 @@ enum {
 
        NR_PORTS                = 2,
 
+       HOST_ACTRL              = 0x08,
        HOST_CTL                = 0x7c,
        HOST_STAT               = 0x7e,
        HOST_IRQ_STAT           = 0xbc,
@@ -43,22 +44,37 @@ enum {
        PORT_SIZE               = 0x40,
 
        /* registers for ATA TF operation */
-       PORT_TF                 = 0x00,
-       PORT_ALT_STAT           = 0x08,
+       PORT_TF_DATA            = 0x00,
+       PORT_TF_FEATURE         = 0x01,
+       PORT_TF_NSECT           = 0x02,
+       PORT_TF_LBAL            = 0x03,
+       PORT_TF_LBAM            = 0x04,
+       PORT_TF_LBAH            = 0x05,
+       PORT_TF_DEVICE          = 0x06,
+       PORT_TF_COMMAND         = 0x07,
+       PORT_TF_ALT_STAT        = 0x08,
        PORT_IRQ_STAT           = 0x09,
        PORT_IRQ_MASK           = 0x0a,
        PORT_PRD_CTL            = 0x0b,
        PORT_PRD_ADDR           = 0x0c,
        PORT_PRD_XFERLEN        = 0x10,
+       PORT_CPB_CPBLAR         = 0x18,
+       PORT_CPB_PTQFIFO        = 0x1c,
 
        /* IDMA register */
        PORT_IDMA_CTL           = 0x14,
+       PORT_IDMA_STAT          = 0x16,
+
+       PORT_RPQ_FIFO           = 0x1e,
+       PORT_RPQ_CNT            = 0x1f,
 
        PORT_SCR                = 0x20,
 
        /* HOST_CTL bits */
        HCTL_IRQOFF             = (1 << 8),  /* global IRQ off */
-       HCTL_PWRDWN             = (1 << 13), /* power down PHYs */
+       HCTL_FTHD0              = (1 << 10), /* fifo threshold 0 */
+       HCTL_FTHD1              = (1 << 11), /* fifo threshold 1*/
+       HCTL_PWRDWN             = (1 << 12), /* power down PHYs */
        HCTL_SOFTRST            = (1 << 13), /* global reset (no phy reset) */
        HCTL_RPGSEL             = (1 << 15), /* register page select */
 
@@ -96,6 +112,43 @@ enum {
        IDMA_CTL_RST_IDMA       = (1 << 5),  /* reset IDMA machinary */
        IDMA_CTL_GO             = (1 << 7),  /* IDMA mode go */
        IDMA_CTL_ATA_NIEN       = (1 << 8),  /* ATA IRQ disable */
+
+       /* PORT_IDMA_STAT bits */
+       IDMA_STAT_PERR          = (1 << 0),  /* PCI ERROR MODE */
+       IDMA_STAT_CPBERR        = (1 << 1),  /* ADMA CPB error */
+       IDMA_STAT_LGCY          = (1 << 3),  /* ADMA legacy */
+       IDMA_STAT_UIRQ          = (1 << 4),  /* ADMA unsolicited irq */
+       IDMA_STAT_STPD          = (1 << 5),  /* ADMA stopped */
+       IDMA_STAT_PSD           = (1 << 6),  /* ADMA pause */
+       IDMA_STAT_DONE          = (1 << 7),  /* ADMA done */
+
+       IDMA_STAT_ERR           = IDMA_STAT_PERR | IDMA_STAT_CPBERR,
+
+       /* CPB Control Flags*/
+       CPB_CTL_VALID           = (1 << 0),  /* CPB valid */
+       CPB_CTL_QUEUED          = (1 << 1),  /* queued command */
+       CPB_CTL_DATA            = (1 << 2),  /* data, rsvd in datasheet */
+       CPB_CTL_IEN             = (1 << 3),  /* PCI interrupt enable */
+       CPB_CTL_DEVDIR          = (1 << 4),  /* device direction control */
+
+       /* CPB Response Flags */
+       CPB_RESP_DONE           = (1 << 0),  /* ATA command complete */
+       CPB_RESP_REL            = (1 << 1),  /* ATA release */
+       CPB_RESP_IGNORED        = (1 << 2),  /* CPB ignored */
+       CPB_RESP_ATA_ERR        = (1 << 3),  /* ATA command error */
+       CPB_RESP_SPURIOUS       = (1 << 4),  /* ATA spurious interrupt error */
+       CPB_RESP_UNDERFLOW      = (1 << 5),  /* APRD deficiency length error */
+       CPB_RESP_OVERFLOW       = (1 << 6),  /* APRD exccess length error */
+       CPB_RESP_CPB_ERR        = (1 << 7),  /* CPB error flag */
+
+       /* PRD Control Flags */
+       PRD_DRAIN               = (1 << 1),  /* ignore data excess */
+       PRD_CDB                 = (1 << 2),  /* atapi packet command pointer */
+       PRD_DIRECT_INTR         = (1 << 3),  /* direct interrupt */
+       PRD_DMA                 = (1 << 4),  /* data transfer method */
+       PRD_WRITE               = (1 << 5),  /* data dir, rsvd in datasheet */
+       PRD_IOM                 = (1 << 6),  /* io/memory transfer */
+       PRD_END                 = (1 << 7),  /* APRD chain end */
 };
 
 struct inic_host_priv {