* 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@xxxxxxxxx>
---
drivers/ata/sata_inic162x.c | 59 ++++++++++++++++++++++++++++++++++++++++--
1 files changed, 56 insertions(+), 3 deletions(-)
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index 1f5d17e..1b10455 100644
--- 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 {
--
1.5.2.4
--
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