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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(port,value) outb_p(port,value)
#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)
#define fd_cacheflush(addr,size) /* nothing */
#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);
__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 */
#endif /* __KERNEL__ */
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