提交 9571b84c 编写于 作者: S Steven A. Falco 提交者: Wolfgang Denk

Replace enums in ata.h with an include of libata.h

This patch removes some enums from ata.h and replaces them with an
include of libata.h.  This way, we eliminate duplicated code, and
prevent errors whereby the different versions could be out of sync.
Signed-off-by: NSteven A. Falco <sfalco@harris.com>
上级 0de0afbc
......@@ -33,6 +33,8 @@
#ifndef _ATA_H
#define _ATA_H
#include <libata.h>
/* Register addressing depends on the hardware design; for instance,
* 8-bit (register) and 16-bit (data) accesses might use different
* address spaces. This is implemented by the following definitions.
......@@ -83,66 +85,6 @@
#define ATA_DEVICE(x) ((x & 1)<<4)
#define ATA_LBA 0xE0
enum {
ATA_MAX_DEVICES = 1, /* per bus/port */
ATA_MAX_PRD = 256, /* we could make these 256/256 */
ATA_SECT_SIZE = 256, /*256 words per sector */
/* bits in ATA command block registers */
ATA_HOB = (1 << 7), /* LBA48 selector */
ATA_NIEN = (1 << 1), /* disable-irq flag */
/*ATA_LBA = (1 << 6), */ /* LBA28 selector */
ATA_DEV1 = (1 << 4), /* Select Device 1 (slave) */
ATA_DEVICE_OBS = (1 << 7) | (1 << 5), /* obs bits in dev reg */
ATA_DEVCTL_OBS = (1 << 3), /* obsolete bit in devctl reg */
ATA_BUSY = (1 << 7), /* BSY status bit */
ATA_DRDY = (1 << 6), /* device ready */
ATA_DF = (1 << 5), /* device fault */
ATA_DRQ = (1 << 3), /* data request i/o */
ATA_ERR = (1 << 0), /* have an error */
ATA_SRST = (1 << 2), /* software reset */
ATA_ABORTED = (1 << 2), /* command aborted */
/* ATA command block registers */
ATA_REG_DATA = 0x00,
ATA_REG_ERR = 0x01,
ATA_REG_NSECT = 0x02,
ATA_REG_LBAL = 0x03,
ATA_REG_LBAM = 0x04,
ATA_REG_LBAH = 0x05,
ATA_REG_DEVICE = 0x06,
ATA_REG_STATUS = 0x07,
ATA_PCI_CTL_OFS = 0x02,
/* and their aliases */
ATA_REG_FEATURE = ATA_REG_ERR,
ATA_REG_CMD = ATA_REG_STATUS,
ATA_REG_BYTEL = ATA_REG_LBAM,
ATA_REG_BYTEH = ATA_REG_LBAH,
ATA_REG_DEVSEL = ATA_REG_DEVICE,
ATA_REG_IRQ = ATA_REG_NSECT,
/* SETFEATURES stuff */
SETFEATURES_XFER = 0x03,
XFER_UDMA_7 = 0x47,
XFER_UDMA_6 = 0x46,
XFER_UDMA_5 = 0x45,
XFER_UDMA_4 = 0x44,
XFER_UDMA_3 = 0x43,
XFER_UDMA_2 = 0x42,
XFER_UDMA_1 = 0x41,
XFER_UDMA_0 = 0x40,
XFER_MW_DMA_2 = 0x22,
XFER_MW_DMA_1 = 0x21,
XFER_MW_DMA_0 = 0x20,
XFER_PIO_4 = 0x0C,
XFER_PIO_3 = 0x0B,
XFER_PIO_2 = 0x0A,
XFER_PIO_1 = 0x09,
XFER_PIO_0 = 0x08,
XFER_SW_DMA_2 = 0x12,
XFER_SW_DMA_1 = 0x11,
XFER_SW_DMA_0 = 0x10,
XFER_PIO_SLOW = 0x00
};
/*
* ATA Commands (only mandatory commands listed here)
*/
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册