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/*

 * Architecture specific parts of the Floppy driver

 *

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 *

 * Copyright (C) 1995

 */

#ifdef __KERNEL__

#ifndef __ASM_PPC_FLOPPY_H

#define __ASM_PPC_FLOPPY_H

#define fd_inb(port)                    inb_p(port)

#define fd_outb(value,port)             outb_p(value,port)

#define fd_enable_dma()         enable_dma(FLOPPY_DMA)

#define fd_disable_dma()        disable_dma(FLOPPY_DMA)

#define fd_request_dma()        request_dma(FLOPPY_DMA,"floppy")

#define fd_free_dma()           free_dma(FLOPPY_DMA)

#define fd_clear_dma_ff()       clear_dma_ff(FLOPPY_DMA)

#define fd_set_dma_mode(mode)   set_dma_mode(FLOPPY_DMA,mode)

#define fd_set_dma_addr(addr)   set_dma_addr(FLOPPY_DMA,(unsigned int)virt_to_bus(addr))

#define fd_set_dma_count(count) set_dma_count(FLOPPY_DMA,count)

#define fd_enable_irq()         enable_irq(FLOPPY_IRQ)

#define fd_disable_irq()        disable_irq(FLOPPY_IRQ)

#if CONFIG_NOT_COHERENT_CACHE

#define fd_cacheflush(addr,size) dma_cache_wback_inv(addr, size)

#else

#define fd_cacheflush(addr,size) /* nothing */

#endif

#define fd_request_irq()        request_irq(FLOPPY_IRQ, floppy_interrupt, \

                                            SA_INTERRUPT|SA_SAMPLE_RANDOM, \

                                            "floppy", NULL)

#define fd_free_irq()           free_irq(FLOPPY_IRQ, NULL);

static int FDC1 = 0x3f0;

static int FDC2 = -1;

/*

 * Again, the CMOS information not available

 */

#define FLOPPY0_TYPE 6

#define FLOPPY1_TYPE 0

#define N_FDC 2                 /* Don't change this! */

#define N_DRIVE 8

#define FLOPPY_MOTOR_MASK 0xf0

/*

 * The PowerPC has no problems with floppy DMA crossing 64k borders.

 */

#define CROSS_64KB(a,s) (0)

#endif /* __ASM_PPC_FLOPPY_H */

#define EXTRA_FLOPPY_PARAMS

#endif /* __KERNEL__ */