/* * 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