pata_bfin.h
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/*
* Driver for Blackfin on-chip ATAPI controller.
*
* Enter bugs at http://blackfin.uclinux.org/
*
* Copyright (c) 2008 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#ifndef PATA_BFIN_H
#define PATA_BFIN_H
#include <asm/blackfin_local.h>
struct ata_ioports {
unsigned long cmd_addr;
unsigned long data_addr;
unsigned long error_addr;
unsigned long feature_addr;
unsigned long nsect_addr;
unsigned long lbal_addr;
unsigned long lbam_addr;
unsigned long lbah_addr;
unsigned long device_addr;
unsigned long status_addr;
unsigned long command_addr;
unsigned long altstatus_addr;
unsigned long ctl_addr;
unsigned long bmdma_addr;
unsigned long scr_addr;
};
struct ata_port {
unsigned int port_no; /* primary=0, secondary=1 */
struct ata_ioports ioaddr; /* ATA cmd/ctl/dma reg blks */
unsigned long flag;
unsigned int ata_mode;
unsigned char ctl_reg;
unsigned char last_ctl;
unsigned char dev_mask;
};
#define DRV_NAME "pata-bfin"
#define DRV_VERSION "0.9"
#define __iomem
#define ATA_REG_CTRL 0x0E
#define ATA_REG_ALTSTATUS ATA_REG_CTRL
#define ATA_TMOUT_BOOT 30000
#define ATA_TMOUT_BOOT_QUICK 7000
#define PATA_BFIN_WAIT_TIMEOUT 10000
#define PATA_DEV_NUM_PER_PORT 2
/* These are the offset of the controller's registers */
#define ATAPI_OFFSET_CONTROL 0x00
#define ATAPI_OFFSET_STATUS 0x04
#define ATAPI_OFFSET_DEV_ADDR 0x08
#define ATAPI_OFFSET_DEV_TXBUF 0x0c
#define ATAPI_OFFSET_DEV_RXBUF 0x10
#define ATAPI_OFFSET_INT_MASK 0x14
#define ATAPI_OFFSET_INT_STATUS 0x18
#define ATAPI_OFFSET_XFER_LEN 0x1c
#define ATAPI_OFFSET_LINE_STATUS 0x20
#define ATAPI_OFFSET_SM_STATE 0x24
#define ATAPI_OFFSET_TERMINATE 0x28
#define ATAPI_OFFSET_PIO_TFRCNT 0x2c
#define ATAPI_OFFSET_DMA_TFRCNT 0x30
#define ATAPI_OFFSET_UMAIN_TFRCNT 0x34
#define ATAPI_OFFSET_UDMAOUT_TFRCNT 0x38
#define ATAPI_OFFSET_REG_TIM_0 0x40
#define ATAPI_OFFSET_PIO_TIM_0 0x44
#define ATAPI_OFFSET_PIO_TIM_1 0x48
#define ATAPI_OFFSET_MULTI_TIM_0 0x50
#define ATAPI_OFFSET_MULTI_TIM_1 0x54
#define ATAPI_OFFSET_MULTI_TIM_2 0x58
#define ATAPI_OFFSET_ULTRA_TIM_0 0x60
#define ATAPI_OFFSET_ULTRA_TIM_1 0x64
#define ATAPI_OFFSET_ULTRA_TIM_2 0x68
#define ATAPI_OFFSET_ULTRA_TIM_3 0x6c
#define ATAPI_GET_CONTROL(base)\
bfin_read16(base + ATAPI_OFFSET_CONTROL)
#define ATAPI_SET_CONTROL(base, val)\
bfin_write16(base + ATAPI_OFFSET_CONTROL, val)
#define ATAPI_GET_STATUS(base)\
bfin_read16(base + ATAPI_OFFSET_STATUS)
#define ATAPI_GET_DEV_ADDR(base)\
bfin_read16(base + ATAPI_OFFSET_DEV_ADDR)
#define ATAPI_SET_DEV_ADDR(base, val)\
bfin_write16(base + ATAPI_OFFSET_DEV_ADDR, val)
#define ATAPI_GET_DEV_TXBUF(base)\
bfin_read16(base + ATAPI_OFFSET_DEV_TXBUF)
#define ATAPI_SET_DEV_TXBUF(base, val)\
bfin_write16(base + ATAPI_OFFSET_DEV_TXBUF, val)
#define ATAPI_GET_DEV_RXBUF(base)\
bfin_read16(base + ATAPI_OFFSET_DEV_RXBUF)
#define ATAPI_SET_DEV_RXBUF(base, val)\
bfin_write16(base + ATAPI_OFFSET_DEV_RXBUF, val)
#define ATAPI_GET_INT_MASK(base)\
bfin_read16(base + ATAPI_OFFSET_INT_MASK)
#define ATAPI_SET_INT_MASK(base, val)\
bfin_write16(base + ATAPI_OFFSET_INT_MASK, val)
#define ATAPI_GET_INT_STATUS(base)\
bfin_read16(base + ATAPI_OFFSET_INT_STATUS)
#define ATAPI_SET_INT_STATUS(base, val)\
bfin_write16(base + ATAPI_OFFSET_INT_STATUS, val)
#define ATAPI_GET_XFER_LEN(base)\
bfin_read16(base + ATAPI_OFFSET_XFER_LEN)
#define ATAPI_SET_XFER_LEN(base, val)\
bfin_write16(base + ATAPI_OFFSET_XFER_LEN, val)
#define ATAPI_GET_LINE_STATUS(base)\
bfin_read16(base + ATAPI_OFFSET_LINE_STATUS)
#define ATAPI_GET_SM_STATE(base)\
bfin_read16(base + ATAPI_OFFSET_SM_STATE)
#define ATAPI_GET_TERMINATE(base)\
bfin_read16(base + ATAPI_OFFSET_TERMINATE)
#define ATAPI_SET_TERMINATE(base, val)\
bfin_write16(base + ATAPI_OFFSET_TERMINATE, val)
#define ATAPI_GET_PIO_TFRCNT(base)\
bfin_read16(base + ATAPI_OFFSET_PIO_TFRCNT)
#define ATAPI_GET_DMA_TFRCNT(base)\
bfin_read16(base + ATAPI_OFFSET_DMA_TFRCNT)
#define ATAPI_GET_UMAIN_TFRCNT(base)\
bfin_read16(base + ATAPI_OFFSET_UMAIN_TFRCNT)
#define ATAPI_GET_UDMAOUT_TFRCNT(base)\
bfin_read16(base + ATAPI_OFFSET_UDMAOUT_TFRCNT)
#define ATAPI_GET_REG_TIM_0(base)\
bfin_read16(base + ATAPI_OFFSET_REG_TIM_0)
#define ATAPI_SET_REG_TIM_0(base, val)\
bfin_write16(base + ATAPI_OFFSET_REG_TIM_0, val)
#define ATAPI_GET_PIO_TIM_0(base)\
bfin_read16(base + ATAPI_OFFSET_PIO_TIM_0)
#define ATAPI_SET_PIO_TIM_0(base, val)\
bfin_write16(base + ATAPI_OFFSET_PIO_TIM_0, val)
#define ATAPI_GET_PIO_TIM_1(base)\
bfin_read16(base + ATAPI_OFFSET_PIO_TIM_1)
#define ATAPI_SET_PIO_TIM_1(base, val)\
bfin_write16(base + ATAPI_OFFSET_PIO_TIM_1, val)
#define ATAPI_GET_MULTI_TIM_0(base)\
bfin_read16(base + ATAPI_OFFSET_MULTI_TIM_0)
#define ATAPI_SET_MULTI_TIM_0(base, val)\
bfin_write16(base + ATAPI_OFFSET_MULTI_TIM_0, val)
#define ATAPI_GET_MULTI_TIM_1(base)\
bfin_read16(base + ATAPI_OFFSET_MULTI_TIM_1)
#define ATAPI_SET_MULTI_TIM_1(base, val)\
bfin_write16(base + ATAPI_OFFSET_MULTI_TIM_1, val)
#define ATAPI_GET_MULTI_TIM_2(base)\
bfin_read16(base + ATAPI_OFFSET_MULTI_TIM_2)
#define ATAPI_SET_MULTI_TIM_2(base, val)\
bfin_write16(base + ATAPI_OFFSET_MULTI_TIM_2, val)
#define ATAPI_GET_ULTRA_TIM_0(base)\
bfin_read16(base + ATAPI_OFFSET_ULTRA_TIM_0)
#define ATAPI_SET_ULTRA_TIM_0(base, val)\
bfin_write16(base + ATAPI_OFFSET_ULTRA_TIM_0, val)
#define ATAPI_GET_ULTRA_TIM_1(base)\
bfin_read16(base + ATAPI_OFFSET_ULTRA_TIM_1)
#define ATAPI_SET_ULTRA_TIM_1(base, val)\
bfin_write16(base + ATAPI_OFFSET_ULTRA_TIM_1, val)
#define ATAPI_GET_ULTRA_TIM_2(base)\
bfin_read16(base + ATAPI_OFFSET_ULTRA_TIM_2)
#define ATAPI_SET_ULTRA_TIM_2(base, val)\
bfin_write16(base + ATAPI_OFFSET_ULTRA_TIM_2, val)
#define ATAPI_GET_ULTRA_TIM_3(base)\
bfin_read16(base + ATAPI_OFFSET_ULTRA_TIM_3)
#define ATAPI_SET_ULTRA_TIM_3(base, val)\
bfin_write16(base + ATAPI_OFFSET_ULTRA_TIM_3, val)
#endif