diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2008-09-16 21:48:51 +0400 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-11 19:18:52 +0400 |
commit | 384740dc49ea651ba350704d13ff6be9976e37fe (patch) | |
tree | a6e80cad287ccae7a86d81bfa692fc96889c88ed /arch/mips/include/asm/mach-generic/floppy.h | |
parent | e8c7c482347574ecdd45c43e32c332d5fc2ece61 (diff) | |
download | linux-384740dc49ea651ba350704d13ff6be9976e37fe.tar.xz |
MIPS: Move headfiles to new location below arch/mips/include
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/mach-generic/floppy.h')
-rw-r--r-- | arch/mips/include/asm/mach-generic/floppy.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-generic/floppy.h b/arch/mips/include/asm/mach-generic/floppy.h new file mode 100644 index 000000000000..001a8ce17c17 --- /dev/null +++ b/arch/mips/include/asm/mach-generic/floppy.h @@ -0,0 +1,139 @@ +/* + * 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) 1996, 1997, 1998, 2003 by Ralf Baechle + */ +#ifndef __ASM_MACH_GENERIC_FLOPPY_H +#define __ASM_MACH_GENERIC_FLOPPY_H + +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/sched.h> +#include <linux/linkage.h> +#include <linux/types.h> +#include <linux/mm.h> + +#include <asm/bootinfo.h> +#include <asm/cachectl.h> +#include <asm/dma.h> +#include <asm/floppy.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/pgtable.h> + +/* + * How to access the FDC's registers. + */ +static inline unsigned char fd_inb(unsigned int port) +{ + return inb_p(port); +} + +static inline void fd_outb(unsigned char value, unsigned int port) +{ + outb_p(value, port); +} + +/* + * How to access the floppy DMA functions. + */ +static inline void fd_enable_dma(void) +{ + enable_dma(FLOPPY_DMA); +} + +static inline void fd_disable_dma(void) +{ + disable_dma(FLOPPY_DMA); +} + +static inline int fd_request_dma(void) +{ + return request_dma(FLOPPY_DMA, "floppy"); +} + +static inline void fd_free_dma(void) +{ + free_dma(FLOPPY_DMA); +} + +static inline void fd_clear_dma_ff(void) +{ + clear_dma_ff(FLOPPY_DMA); +} + +static inline void fd_set_dma_mode(char mode) +{ + set_dma_mode(FLOPPY_DMA, mode); +} + +static inline void fd_set_dma_addr(char *addr) +{ + set_dma_addr(FLOPPY_DMA, (unsigned long) addr); +} + +static inline void fd_set_dma_count(unsigned int count) +{ + set_dma_count(FLOPPY_DMA, count); +} + +static inline int fd_get_dma_residue(void) +{ + return get_dma_residue(FLOPPY_DMA); +} + +static inline void fd_enable_irq(void) +{ + enable_irq(FLOPPY_IRQ); +} + +static inline void fd_disable_irq(void) +{ + disable_irq(FLOPPY_IRQ); +} + +static inline int fd_request_irq(void) +{ + return request_irq(FLOPPY_IRQ, floppy_interrupt, + IRQF_DISABLED, "floppy", NULL); +} + +static inline void fd_free_irq(void) +{ + free_irq(FLOPPY_IRQ, NULL); +} + +#define fd_free_irq() free_irq(FLOPPY_IRQ, NULL); + + +static inline unsigned long fd_getfdaddr1(void) +{ + return 0x3f0; +} + +static inline unsigned long fd_dma_mem_alloc(unsigned long size) +{ + unsigned long mem; + + mem = __get_dma_pages(GFP_KERNEL, get_order(size)); + + return mem; +} + +static inline void fd_dma_mem_free(unsigned long addr, unsigned long size) +{ + free_pages(addr, get_order(size)); +} + +static inline unsigned long fd_drive_type(unsigned long n) +{ + if (n == 0) + return 4; /* 3,5", 1.44mb */ + + return 0; +} + +#endif /* __ASM_MACH_GENERIC_FLOPPY_H */ |