2 * Architecture specific parts of the Floppy driver
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
11 #ifndef __ASM_PPC_FLOPPY_H
12 #define __ASM_PPC_FLOPPY_H
14 #define fd_inb(port) inb_p(port)
15 #define fd_outb(value,port) outb_p(value,port)
17 #define fd_enable_dma() enable_dma(FLOPPY_DMA)
18 #define fd_disable_dma() disable_dma(FLOPPY_DMA)
19 #define fd_request_dma() request_dma(FLOPPY_DMA,"floppy")
20 #define fd_free_dma() free_dma(FLOPPY_DMA)
21 #define fd_clear_dma_ff() clear_dma_ff(FLOPPY_DMA)
22 #define fd_set_dma_mode(mode) set_dma_mode(FLOPPY_DMA,mode)
23 #define fd_set_dma_addr(addr) set_dma_addr(FLOPPY_DMA,(unsigned int)virt_to_bus(addr))
24 #define fd_set_dma_count(count) set_dma_count(FLOPPY_DMA,count)
25 #define fd_enable_irq() enable_irq(FLOPPY_IRQ)
26 #define fd_disable_irq() disable_irq(FLOPPY_IRQ)
27 #define fd_cacheflush(addr,size) /* nothing */
28 #define fd_request_irq() request_irq(FLOPPY_IRQ, floppy_interrupt, \
29 SA_INTERRUPT|SA_SAMPLE_RANDOM, \
31 #define fd_free_irq() free_irq(FLOPPY_IRQ, NULL);
33 __inline__ void virtual_dma_init(void)
35 /* Nothing to do on PowerPC */
38 static int FDC1 = 0x3f0;
42 * Again, the CMOS information not available
44 #define FLOPPY0_TYPE 6
45 #define FLOPPY1_TYPE 0
47 #define N_FDC 2 /* Don't change this! */
50 #define FLOPPY_MOTOR_MASK 0xf0
53 * The PowerPC has no problems with floppy DMA crossing 64k borders.
55 #define CROSS_64KB(a,s) (0)
57 #endif /* __ASM_PPC_FLOPPY_H */
59 #define EXTRA_FLOPPY_PARAMS
61 #endif /* __KERNEL__ */