120 lines
3.5 KiB
C
120 lines
3.5 KiB
C
/*-
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* Copyright (c) 1998 Doug Rabson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_CPUFUNC_H_
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#define _MACHINE_CPUFUNC_H_
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#ifdef _KERNEL
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#include <sys/types.h>
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#include <machine/chipset.h>
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#ifdef __GNUC__
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static __inline void
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breakpoint(void)
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{
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__asm __volatile("call_pal 0x81"); /* XXX bugchk */
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}
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#endif
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#define inb(port) chipset.inb(port)
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#define inw(port) chipset.inw(port)
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#define inl(port) chipset.inl(port)
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#define outb(port, data) chipset.outb(port, data)
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#define outw(port, data) chipset.outw(port, data)
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#define outl(port, data) chipset.outl(port, data)
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#define readb(pa) chipset.readb(pa)
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#define readw(pa) chipset.readw(pa)
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#define readl(pa) chipset.readl(pa)
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#define writeb(pa,v) chipset.writeb(pa,v)
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#define writew(pa,v) chipset.writew(pa,v)
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#define writel(pa,v) chipset.writel(pa,v)
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/*
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* Bulk i/o (for IDE driver).
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*/
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static __inline void insb(u_int32_t port, void *buffer, size_t count)
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{
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u_int8_t *p = (u_int8_t *) buffer;
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while (count--)
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*p++ = inb(port);
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}
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static __inline void insw(u_int32_t port, void *buffer, size_t count)
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{
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u_int16_t *p = (u_int16_t *) buffer;
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while (count--)
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*p++ = inw(port);
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}
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static __inline void insl(u_int32_t port, void *buffer, size_t count)
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{
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u_int32_t *p = (u_int32_t *) buffer;
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while (count--)
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*p++ = inl(port);
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}
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static __inline void outsb(u_int32_t port, const void *buffer, size_t count)
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{
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const u_int8_t *p = (const u_int8_t *) buffer;
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while (count--)
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outb(port, *p++);
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}
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static __inline void outsw(u_int32_t port, const void *buffer, size_t count)
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{
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const u_int16_t *p = (const u_int16_t *) buffer;
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while (count--)
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outw(port, *p++);
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}
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static __inline void outsl(u_int32_t port, const void *buffer, size_t count)
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{
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const u_int32_t *p = (const u_int32_t *) buffer;
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while (count--)
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outl(port, *p++);
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}
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/*
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* String version of IO memory access ops:
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*/
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extern void memcpy_fromio(void *, u_int32_t, size_t);
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extern void memcpy_toio(u_int32_t, void *, size_t);
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extern void memcpy_io(u_int32_t, u_int32_t, size_t);
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extern void memset_io(u_int32_t, int, size_t);
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extern void memsetw(void *, int, size_t);
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extern void memsetw_io(u_int32_t, int, size_t);
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#endif /* _KERNEL */
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#endif /* !_MACHINE_CPUFUNC_H_ */
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