/*
 * 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
 */
#ifndef __ASM_PPC_FLOPPY_H
#define __ASM_PPC_FLOPPY_H

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

#define fd_enable_dma(channel)		enable_dma(channel)
#define fd_disable_dma(channel)		disable_dma(channel)
#define fd_request_dma(channel)		request_dma(channel,"floppy")
#define fd_free_dma(channel)		free_dma(channel)
#define fd_clear_dma_ff(channel)	clear_dma_ff(channel)
#define fd_set_dma_mode(channel,mode)	set_dma_mode(channel,mode)
#define fd_set_dma_addr(channel,addr)	set_dma_addr(channel, \
					     (unsigned int)virt_to_bus(addr))
#define fd_set_dma_count(channel,count)	set_dma_count(channel, count)

#define fd_enable_irq(irq)		enable_irq(irq)
#define fd_disable_irq(irq)		disable_irq(irq)
#define fd_request_irq()		request_irq(irq, floppy_interrupt, \
					            SA_INTERRUPT \
					            | SA_SAMPLE_RANDOM, \
					            "floppy", NULL)
#define fd_free_irq(irq)		free_irq(irq, NULL);

__inline__ void virtual_dma_init(void)
{
	/* Nothing to do on PowerPC */
}

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 */