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BUS_SPACE(9): Use FreeBSD files for i386 arch
This commit is contained in:
Sebastian Huber
parent
4cf89826b0
commit
b168f6972d
50
freebsd/sys/i386/include/machine/_bus.h
Normal file
50
freebsd/sys/i386/include/machine/_bus.h
Normal file
@ -0,0 +1,50 @@
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/*-
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* Copyright (c) 2005 M. Warner Losh.
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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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* without modification, immediately at the beginning of the file.
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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
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* the documentation and/or other materials provided with the
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* 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 FOR
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* 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 I386_INCLUDE__BUS_H
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#define I386_INCLUDE__BUS_H
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/*
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* Bus address and size types
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*/
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#ifdef PAE
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typedef uint64_t bus_addr_t;
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#else
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typedef uint32_t bus_addr_t;
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#endif
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typedef uint32_t bus_size_t;
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/*
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* Access methods for bus resources and address space.
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*/
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typedef int bus_space_tag_t;
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typedef u_int bus_space_handle_t;
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#endif /* I386_INCLUDE__BUS_H */
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@ -1,13 +1,3 @@
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/**
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* @file
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*
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* @ingroup rtems_bsd_machine
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*
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* @brief TODO.
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*
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* File origin from FreeBSD 'sys/i386/include/bus.h'.
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*/
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/*-
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* Copyright (c) KATO Takenori, 1999.
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*
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@ -59,13 +49,6 @@
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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@ -111,20 +94,110 @@
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RTEMS_BSD_MACHINE_BUS_I386_H_
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#define _RTEMS_BSD_MACHINE_BUS_I386_H_
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#ifndef _X86_BUS_H_
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#define _X86_BUS_H_
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#include <machine/_bus.h>
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#include <machine/cpufunc.h>
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#include <machine/resource.h>
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#if 0
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#define I386_BUS_SPACE_IO SYS_RES_IOPORT
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#else
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#define I386_BUS_SPACE_IO 0 /* space is i/o space */
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#define I386_BUS_SPACE_MEM 1 /* space is mem space */
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#ifndef __GNUCLIKE_ASM
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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/*
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* Values for the x86 bus space tag, not to be used directly by MI code.
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*/
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#define X86_BUS_SPACE_IO 0 /* space is i/o space */
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#define X86_BUS_SPACE_MEM 1 /* space is mem space */
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#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
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#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
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#define BUS_SPACE_MAXSIZE 0xFFFFFFFF
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#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
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#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
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#if defined(__amd64__) || defined(PAE)
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#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFULL
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#else
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#define BUS_SPACE_MAXADDR 0xFFFFFFFF
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#endif
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#define BUS_SPACE_UNRESTRICTED (~0)
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/*
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* Map a region of device bus space into CPU virtual address space.
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*/
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static __inline int bus_space_map(bus_space_tag_t t, bus_addr_t addr,
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bus_size_t size, int flags,
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bus_space_handle_t *bshp);
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static __inline int
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bus_space_map(bus_space_tag_t t __unused, bus_addr_t addr,
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bus_size_t size __unused, int flags __unused,
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bus_space_handle_t *bshp)
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{
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*bshp = addr;
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return (0);
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}
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/*
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* Unmap a region of device bus space.
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*/
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static __inline void bus_space_unmap(bus_space_tag_t t, bus_space_handle_t bsh,
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bus_size_t size);
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static __inline void
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bus_space_unmap(bus_space_tag_t t __unused, bus_space_handle_t bsh __unused,
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bus_size_t size __unused)
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{
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}
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/*
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* Get a new handle for a subregion of an already-mapped area of bus space.
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*/
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static __inline int bus_space_subregion(bus_space_tag_t t,
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bus_space_handle_t bsh,
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bus_size_t offset, bus_size_t size,
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bus_space_handle_t *nbshp);
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static __inline int
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bus_space_subregion(bus_space_tag_t t __unused, bus_space_handle_t bsh,
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bus_size_t offset, bus_size_t size __unused,
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bus_space_handle_t *nbshp)
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{
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*nbshp = bsh + offset;
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return (0);
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}
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/*
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* Allocate a region of memory that is accessible to devices in bus space.
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*/
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int bus_space_alloc(bus_space_tag_t t, bus_addr_t rstart,
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bus_addr_t rend, bus_size_t size, bus_size_t align,
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bus_size_t boundary, int flags, bus_addr_t *addrp,
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bus_space_handle_t *bshp);
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/*
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* Free a region of bus space accessible memory.
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*/
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static __inline void bus_space_free(bus_space_tag_t t, bus_space_handle_t bsh,
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bus_size_t size);
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static __inline void
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bus_space_free(bus_space_tag_t t __unused, bus_space_handle_t bsh __unused,
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bus_size_t size __unused)
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{
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}
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/*
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* Read a 1, 2, 4, or 8 byte quantity from bus space
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* described by tag/handle/offset.
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@ -146,7 +219,7 @@ bus_space_read_1(bus_space_tag_t tag, bus_space_handle_t handle,
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bus_size_t offset)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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return (inb(handle + offset));
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return (*(volatile u_int8_t *)(handle + offset));
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}
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@ -156,7 +229,7 @@ bus_space_read_2(bus_space_tag_t tag, bus_space_handle_t handle,
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bus_size_t offset)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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return (inw(handle + offset));
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return (*(volatile u_int16_t *)(handle + offset));
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}
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@ -166,7 +239,7 @@ bus_space_read_4(bus_space_tag_t tag, bus_space_handle_t handle,
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bus_size_t offset)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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return (inl(handle + offset));
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return (*(volatile u_int32_t *)(handle + offset));
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}
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@ -199,7 +272,7 @@ bus_space_read_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int8_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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insb(bsh + offset, addr, count);
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else {
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#ifdef __GNUCLIKE_ASM
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@ -211,10 +284,6 @@ bus_space_read_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count) :
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"r" (bsh + offset), "0" (addr), "1" (count) :
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"%eax", "memory");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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}
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}
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@ -224,7 +293,7 @@ bus_space_read_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int16_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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insw(bsh + offset, addr, count);
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else {
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#ifdef __GNUCLIKE_ASM
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@ -236,10 +305,6 @@ bus_space_read_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count) :
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"r" (bsh + offset), "0" (addr), "1" (count) :
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"%eax", "memory");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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}
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}
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@ -249,7 +314,7 @@ bus_space_read_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int32_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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insl(bsh + offset, addr, count);
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else {
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#ifdef __GNUCLIKE_ASM
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@ -261,10 +326,6 @@ bus_space_read_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count) :
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"r" (bsh + offset), "0" (addr), "1" (count) :
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"%eax", "memory");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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}
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}
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@ -299,7 +360,7 @@ bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int8_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO) {
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if (tag == X86_BUS_SPACE_IO) {
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int _port_ = bsh + offset;
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#ifdef __GNUCLIKE_ASM
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__asm __volatile(" \n\
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@ -311,13 +372,9 @@ bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count), "=d" (_port_) :
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"0" (addr), "1" (count), "2" (_port_) :
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"%eax", "memory", "cc");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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} else {
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int _port_ = bsh + offset;
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bus_space_handle_t _port_ = bsh + offset;
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#ifdef __GNUCLIKE_ASM
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__asm __volatile(" \n\
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cld \n\
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@ -326,10 +383,6 @@ bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count), "=S" (_port_) :
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"0" (addr), "1" (count), "2" (_port_) :
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"memory", "cc");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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}
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}
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@ -339,7 +392,7 @@ bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int16_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO) {
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if (tag == X86_BUS_SPACE_IO) {
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int _port_ = bsh + offset;
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#ifdef __GNUCLIKE_ASM
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__asm __volatile(" \n\
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@ -351,13 +404,9 @@ bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count), "=d" (_port_) :
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"0" (addr), "1" (count), "2" (_port_) :
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"%eax", "memory", "cc");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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} else {
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int _port_ = bsh + offset;
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bus_space_handle_t _port_ = bsh + offset;
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#ifdef __GNUCLIKE_ASM
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__asm __volatile(" \n\
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cld \n\
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@ -366,10 +415,6 @@ bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count), "=S" (_port_) :
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"0" (addr), "1" (count), "2" (_port_) :
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"memory", "cc");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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}
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}
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@ -379,7 +424,7 @@ bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int32_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO) {
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if (tag == X86_BUS_SPACE_IO) {
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int _port_ = bsh + offset;
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#ifdef __GNUCLIKE_ASM
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__asm __volatile(" \n\
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@ -391,13 +436,9 @@ bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count), "=d" (_port_) :
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"0" (addr), "1" (count), "2" (_port_) :
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"%eax", "memory", "cc");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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} else {
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int _port_ = bsh + offset;
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bus_space_handle_t _port_ = bsh + offset;
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#ifdef __GNUCLIKE_ASM
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__asm __volatile(" \n\
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cld \n\
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@ -406,10 +447,6 @@ bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=D" (addr), "=c" (count), "=S" (_port_) :
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"0" (addr), "1" (count), "2" (_port_) :
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"memory", "cc");
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#else
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# ifndef lint
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# error "no assembler code for your compiler"
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# endif
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#endif
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}
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}
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@ -440,7 +477,7 @@ bus_space_write_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int8_t value)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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outb(bsh + offset, value);
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else
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*(volatile u_int8_t *)(bsh + offset) = value;
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@ -451,7 +488,7 @@ bus_space_write_2(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int16_t value)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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outw(bsh + offset, value);
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else
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*(volatile u_int16_t *)(bsh + offset) = value;
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@ -462,7 +499,7 @@ bus_space_write_4(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, u_int32_t value)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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outl(bsh + offset, value);
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else
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*(volatile u_int32_t *)(bsh + offset) = value;
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@ -499,7 +536,7 @@ bus_space_write_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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bus_size_t offset, const u_int8_t *addr, size_t count)
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{
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if (tag == I386_BUS_SPACE_IO)
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if (tag == X86_BUS_SPACE_IO)
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outsb(bsh + offset, addr, count);
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else {
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#ifdef __GNUCLIKE_ASM
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@ -511,10 +548,6 @@ bus_space_write_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
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"=S" (addr), "=c" (count) :
|
||||
"r" (bsh + offset), "0" (addr), "1" (count) :
|
||||
"%eax", "memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
@ -524,7 +557,7 @@ bus_space_write_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
bus_size_t offset, const u_int16_t *addr, size_t count)
|
||||
{
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
outsw(bsh + offset, addr, count);
|
||||
else {
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
@ -536,10 +569,6 @@ bus_space_write_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=S" (addr), "=c" (count) :
|
||||
"r" (bsh + offset), "0" (addr), "1" (count) :
|
||||
"%eax", "memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
@ -549,7 +578,7 @@ bus_space_write_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
bus_size_t offset, const u_int32_t *addr, size_t count)
|
||||
{
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
outsl(bsh + offset, addr, count);
|
||||
else {
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
@ -561,10 +590,6 @@ bus_space_write_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=S" (addr), "=c" (count) :
|
||||
"r" (bsh + offset), "0" (addr), "1" (count) :
|
||||
"%eax", "memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
@ -600,7 +625,7 @@ bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
bus_size_t offset, const u_int8_t *addr, size_t count)
|
||||
{
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO) {
|
||||
if (tag == X86_BUS_SPACE_IO) {
|
||||
int _port_ = bsh + offset;
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
__asm __volatile(" \n\
|
||||
@ -612,13 +637,9 @@ bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=d" (_port_), "=S" (addr), "=c" (count) :
|
||||
"0" (_port_), "1" (addr), "2" (count) :
|
||||
"%eax", "memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
} else {
|
||||
int _port_ = bsh + offset;
|
||||
bus_space_handle_t _port_ = bsh + offset;
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
__asm __volatile(" \n\
|
||||
cld \n\
|
||||
@ -627,10 +648,6 @@ bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=D" (_port_), "=S" (addr), "=c" (count) :
|
||||
"0" (_port_), "1" (addr), "2" (count) :
|
||||
"memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
@ -640,7 +657,7 @@ bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
bus_size_t offset, const u_int16_t *addr, size_t count)
|
||||
{
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO) {
|
||||
if (tag == X86_BUS_SPACE_IO) {
|
||||
int _port_ = bsh + offset;
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
__asm __volatile(" \n\
|
||||
@ -652,13 +669,9 @@ bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=d" (_port_), "=S" (addr), "=c" (count) :
|
||||
"0" (_port_), "1" (addr), "2" (count) :
|
||||
"%eax", "memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
} else {
|
||||
int _port_ = bsh + offset;
|
||||
bus_space_handle_t _port_ = bsh + offset;
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
__asm __volatile(" \n\
|
||||
cld \n\
|
||||
@ -667,10 +680,6 @@ bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=D" (_port_), "=S" (addr), "=c" (count) :
|
||||
"0" (_port_), "1" (addr), "2" (count) :
|
||||
"memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
@ -680,7 +689,7 @@ bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
bus_size_t offset, const u_int32_t *addr, size_t count)
|
||||
{
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO) {
|
||||
if (tag == X86_BUS_SPACE_IO) {
|
||||
int _port_ = bsh + offset;
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
__asm __volatile(" \n\
|
||||
@ -692,13 +701,9 @@ bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=d" (_port_), "=S" (addr), "=c" (count) :
|
||||
"0" (_port_), "1" (addr), "2" (count) :
|
||||
"%eax", "memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
} else {
|
||||
int _port_ = bsh + offset;
|
||||
bus_space_handle_t _port_ = bsh + offset;
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
__asm __volatile(" \n\
|
||||
cld \n\
|
||||
@ -707,10 +712,6 @@ bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
"=D" (_port_), "=S" (addr), "=c" (count) :
|
||||
"0" (_port_), "1" (addr), "2" (count) :
|
||||
"memory", "cc");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
@ -744,7 +745,7 @@ bus_space_set_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
{
|
||||
bus_space_handle_t addr = bsh + offset;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
while (count--)
|
||||
outb(addr, value);
|
||||
else
|
||||
@ -758,7 +759,7 @@ bus_space_set_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
{
|
||||
bus_space_handle_t addr = bsh + offset;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
while (count--)
|
||||
outw(addr, value);
|
||||
else
|
||||
@ -772,7 +773,7 @@ bus_space_set_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
{
|
||||
bus_space_handle_t addr = bsh + offset;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
while (count--)
|
||||
outl(addr, value);
|
||||
else
|
||||
@ -808,7 +809,7 @@ bus_space_set_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
{
|
||||
bus_space_handle_t addr = bsh + offset;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
for (; count != 0; count--, addr++)
|
||||
outb(addr, value);
|
||||
else
|
||||
@ -822,7 +823,7 @@ bus_space_set_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
{
|
||||
bus_space_handle_t addr = bsh + offset;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
for (; count != 0; count--, addr += 2)
|
||||
outw(addr, value);
|
||||
else
|
||||
@ -836,7 +837,7 @@ bus_space_set_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
|
||||
{
|
||||
bus_space_handle_t addr = bsh + offset;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO)
|
||||
if (tag == X86_BUS_SPACE_IO)
|
||||
for (; count != 0; count--, addr += 4)
|
||||
outl(addr, value);
|
||||
else
|
||||
@ -879,7 +880,7 @@ bus_space_copy_region_1(bus_space_tag_t tag, bus_space_handle_t bsh1,
|
||||
bus_space_handle_t addr1 = bsh1 + off1;
|
||||
bus_space_handle_t addr2 = bsh2 + off2;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO) {
|
||||
if (tag == X86_BUS_SPACE_IO) {
|
||||
if (addr1 >= addr2) {
|
||||
/* src after dest: copy forward */
|
||||
for (; count != 0; count--, addr1++, addr2++)
|
||||
@ -914,7 +915,7 @@ bus_space_copy_region_2(bus_space_tag_t tag, bus_space_handle_t bsh1,
|
||||
bus_space_handle_t addr1 = bsh1 + off1;
|
||||
bus_space_handle_t addr2 = bsh2 + off2;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO) {
|
||||
if (tag == X86_BUS_SPACE_IO) {
|
||||
if (addr1 >= addr2) {
|
||||
/* src after dest: copy forward */
|
||||
for (; count != 0; count--, addr1 += 2, addr2 += 2)
|
||||
@ -949,7 +950,7 @@ bus_space_copy_region_4(bus_space_tag_t tag, bus_space_handle_t bsh1,
|
||||
bus_space_handle_t addr1 = bsh1 + off1;
|
||||
bus_space_handle_t addr2 = bsh2 + off2;
|
||||
|
||||
if (tag == I386_BUS_SPACE_IO) {
|
||||
if (tag == X86_BUS_SPACE_IO) {
|
||||
if (addr1 >= addr2) {
|
||||
/* src after dest: copy forward */
|
||||
for (; count != 0; count--, addr1 += 4, addr2 += 4)
|
||||
@ -1000,13 +1001,13 @@ bus_space_barrier(bus_space_tag_t tag __unused, bus_space_handle_t bsh __unused,
|
||||
{
|
||||
#ifdef __GNUCLIKE_ASM
|
||||
if (flags & BUS_SPACE_BARRIER_READ)
|
||||
__asm __volatile("lock; addl $0,0(%%esp)" : : : "memory");
|
||||
else
|
||||
__asm __volatile("" : : : "memory");
|
||||
#ifdef __amd64__
|
||||
__asm __volatile("lock; addl $0,0(%%rsp)" : : : "memory");
|
||||
#else
|
||||
# ifndef lint
|
||||
# error "no assembler code for your compiler"
|
||||
# endif
|
||||
__asm __volatile("lock; addl $0,0(%%esp)" : : : "memory");
|
||||
#endif
|
||||
else
|
||||
__compiler_membar();
|
||||
#endif
|
||||
}
|
||||
|
||||
@ -1021,12 +1022,10 @@ bus_space_barrier(bus_space_tag_t tag __unused, bus_space_handle_t bsh __unused,
|
||||
#define outl(a, b) compiler_error
|
||||
#endif
|
||||
|
||||
#ifndef __rtems__
|
||||
#include <machine/bus_dma.h>
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Stream accesses are the same as normal accesses on i386/pc98; there are no
|
||||
* Stream accesses are the same as normal accesses on x86; there are no
|
||||
* supported bus systems with an endianess different from the host one.
|
||||
*/
|
||||
#define bus_space_read_stream_1(t, h, o) bus_space_read_1((t), (h), (o))
|
||||
@ -1089,4 +1088,4 @@ bus_space_barrier(bus_space_tag_t tag __unused, bus_space_handle_t bsh __unused,
|
||||
#define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_4((t), (h1), (o1), (h2), (o2), (c))
|
||||
|
||||
#endif /* _RTEMS_BSD_MACHINE_BUS_I386_H_ */
|
||||
#endif /* _X86_BUS_H_ */
|
||||
@ -1732,7 +1732,9 @@ def pci(mm):
|
||||
)
|
||||
mod.addCPUDependentHeaderFiles(
|
||||
[
|
||||
'sys/i386/include/_bus.h',
|
||||
'sys/i386/include/legacyvar.h',
|
||||
'sys/x86/include/bus.h',
|
||||
'sys/x86/include/pci_cfgreg.h',
|
||||
]
|
||||
)
|
||||
|
||||
@ -9,10 +9,10 @@
|
||||
*/
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2009, 2010 embedded brains GmbH. All rights reserved.
|
||||
* Copyright (c) 2009, 2015 embedded brains GmbH. All rights reserved.
|
||||
*
|
||||
* embedded brains GmbH
|
||||
* Obere Lagerstr. 30
|
||||
* Dornierstr. 4
|
||||
* 82178 Puchheim
|
||||
* Germany
|
||||
* <rtems@embedded-brains.de>
|
||||
@ -122,6 +122,10 @@
|
||||
#error "the header file <machine/rtems-bsd-kernel-space.h> must be included first"
|
||||
#endif
|
||||
|
||||
#ifdef __i386__
|
||||
#error "your include paths are wrong"
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Bus address alignment.
|
||||
*/
|
||||
@ -211,16 +215,568 @@ bus_space_alloc(bus_space_tag_t bst __unused, bus_addr_t rstart, bus_addr_t rend
|
||||
void
|
||||
bus_space_free(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t size);
|
||||
|
||||
static __inline void
|
||||
bus_space_barrier(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
bus_size_t size, int flags)
|
||||
{
|
||||
/* Do nothing */
|
||||
}
|
||||
|
||||
#if defined(__i386__)
|
||||
#include <machine/bus_space-i386.h>
|
||||
#elif defined(__PPC__) || defined(__arm__) || defined(__m68k__)
|
||||
#include <machine/bus_space-simple_memory.h>
|
||||
#else
|
||||
#warning "Bus space routines not implemented for this architecture!!"
|
||||
#warning "Defaulting to simple-memory Bus space routines!!"
|
||||
#include <machine/bus_space-simple_memory.h>
|
||||
#endif
|
||||
/*
|
||||
* Read 1 unit of data from bus space described by the tag, handle and ofs
|
||||
* tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is returned.
|
||||
*/
|
||||
static __inline uint8_t
|
||||
bus_space_read_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
static __inline uint16_t
|
||||
bus_space_read_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
static __inline uint32_t
|
||||
bus_space_read_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
static __inline uint64_t
|
||||
bus_space_read_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write 1 unit of data to bus space described by the tag, handle and ofs
|
||||
* tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is passed by value.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_write_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint8_t val)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint16_t val)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint32_t val)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint64_t val)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Read count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is returned in the buffer passed by reference.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_read_multi_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_multi_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_multi_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_multi_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data to bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is read from the buffer passed by reference.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_write_multi_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_multi_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_multi_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_multi_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Read count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is written to the buffer passed by reference and read from successive
|
||||
* bus space addresses. Access is unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_read_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 1;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 2;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 4;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 8;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is read from the buffer passed by reference and written to successive
|
||||
* bus space addresses. Access is unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_write_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 1;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 2;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 4;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 8;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is passed by value. Writes are unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_set_multi_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t val, bus_size_t count)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_multi_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t val, bus_size_t count)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_multi_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t val, bus_size_t count)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_multi_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t val, bus_size_t count)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is passed by value and written to successive bus space addresses.
|
||||
* Writes are unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_set_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 1;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 2;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 4;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 8;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Copy count units of data from bus space described by the tag and the first
|
||||
* handle and ofs pair to bus space described by the tag and the second handle
|
||||
* and ofs pair. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes.
|
||||
* The data is read from successive bus space addresses and also written to
|
||||
* successive bus space addresses. Both reads and writes are unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_copy_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint8_t __volatile *dstp = (uint8_t __volatile *) dst;
|
||||
uint8_t __volatile *srcp = (uint8_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += count - 1;
|
||||
dst += count - 1;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 1;
|
||||
dst -= 1;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 1;
|
||||
dst += 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_copy_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint16_t __volatile *dstp = (uint16_t __volatile *) dst;
|
||||
uint16_t __volatile *srcp = (uint16_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += (count - 1) << 1;
|
||||
dst += (count - 1) << 1;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 2;
|
||||
dst -= 2;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 2;
|
||||
dst += 2;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_copy_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint32_t __volatile *dstp = (uint32_t __volatile *) dst;
|
||||
uint32_t __volatile *srcp = (uint32_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += (count - 1) << 2;
|
||||
dst += (count - 1) << 2;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 4;
|
||||
dst -= 4;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 4;
|
||||
dst += 4;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_copy_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint64_t __volatile *dstp = (uint64_t __volatile *) dst;
|
||||
uint64_t __volatile *srcp = (uint64_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += (count - 1) << 3;
|
||||
dst += (count - 1) << 3;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 8;
|
||||
dst -= 8;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 8;
|
||||
dst += 8;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Stream accesses are the same as normal accesses on RTEMS; there are no
|
||||
* supported bus systems with an endianess different from the host one.
|
||||
*/
|
||||
#define bus_space_read_stream_1(t, h, o) \
|
||||
bus_space_read_1(t, h, o)
|
||||
#define bus_space_read_stream_2(t, h, o) \
|
||||
bus_space_read_2(t, h, o)
|
||||
#define bus_space_read_stream_4(t, h, o) \
|
||||
bus_space_read_4(t, h, o)
|
||||
#define bus_space_read_stream_8(t, h, o) \
|
||||
bus_space_read_8(t, h, o)
|
||||
|
||||
#define bus_space_read_multi_stream_1(t, h, o, a, c) \
|
||||
bus_space_read_multi_1(t, h, o, a, c)
|
||||
#define bus_space_read_multi_stream_2(t, h, o, a, c) \
|
||||
bus_space_read_multi_2(t, h, o, a, c)
|
||||
#define bus_space_read_multi_stream_4(t, h, o, a, c) \
|
||||
bus_space_read_multi_4(t, h, o, a, c)
|
||||
#define bus_space_read_multi_stream_8(t, h, o, a, c) \
|
||||
bus_space_read_multi_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_write_stream_1(t, h, o, v) \
|
||||
bus_space_write_1(t, h, o, v)
|
||||
#define bus_space_write_stream_2(t, h, o, v) \
|
||||
bus_space_write_2(t, h, o, v)
|
||||
#define bus_space_write_stream_4(t, h, o, v) \
|
||||
bus_space_write_4(t, h, o, v)
|
||||
#define bus_space_write_stream_8(t, h, o, v) \
|
||||
bus_space_write_8(t, h, o, v)
|
||||
|
||||
#define bus_space_write_multi_stream_1(t, h, o, a, c) \
|
||||
bus_space_write_multi_1(t, h, o, a, c)
|
||||
#define bus_space_write_multi_stream_2(t, h, o, a, c) \
|
||||
bus_space_write_multi_2(t, h, o, a, c)
|
||||
#define bus_space_write_multi_stream_4(t, h, o, a, c) \
|
||||
bus_space_write_multi_4(t, h, o, a, c)
|
||||
#define bus_space_write_multi_stream_8(t, h, o, a, c) \
|
||||
bus_space_write_multi_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_set_multi_stream_1(t, h, o, v, c) \
|
||||
bus_space_set_multi_1(t, h, o, v, c)
|
||||
#define bus_space_set_multi_stream_2(t, h, o, v, c) \
|
||||
bus_space_set_multi_2(t, h, o, v, c)
|
||||
#define bus_space_set_multi_stream_4(t, h, o, v, c) \
|
||||
bus_space_set_multi_4(t, h, o, v, c)
|
||||
#define bus_space_set_multi_stream_8(t, h, o, v, c) \
|
||||
bus_space_set_multi_8(t, h, o, v, c)
|
||||
|
||||
#define bus_space_read_region_stream_1(t, h, o, a, c) \
|
||||
bus_space_read_region_1(t, h, o, a, c)
|
||||
#define bus_space_read_region_stream_2(t, h, o, a, c) \
|
||||
bus_space_read_region_2(t, h, o, a, c)
|
||||
#define bus_space_read_region_stream_4(t, h, o, a, c) \
|
||||
bus_space_read_region_4(t, h, o, a, c)
|
||||
#define bus_space_read_region_stream_8(t, h, o, a, c) \
|
||||
bus_space_read_region_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_write_region_stream_1(t, h, o, a, c) \
|
||||
bus_space_write_region_1(t, h, o, a, c)
|
||||
#define bus_space_write_region_stream_2(t, h, o, a, c) \
|
||||
bus_space_write_region_2(t, h, o, a, c)
|
||||
#define bus_space_write_region_stream_4(t, h, o, a, c) \
|
||||
bus_space_write_region_4(t, h, o, a, c)
|
||||
#define bus_space_write_region_stream_8(t, h, o, a, c) \
|
||||
bus_space_write_region_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_set_region_stream_1(t, h, o, v, c) \
|
||||
bus_space_set_region_1(t, h, o, v, c)
|
||||
#define bus_space_set_region_stream_2(t, h, o, v, c) \
|
||||
bus_space_set_region_2(t, h, o, v, c)
|
||||
#define bus_space_set_region_stream_4(t, h, o, v, c) \
|
||||
bus_space_set_region_4(t, h, o, v, c)
|
||||
#define bus_space_set_region_stream_8(t, h, o, v, c) \
|
||||
bus_space_set_region_8(t, h, o, v, c)
|
||||
|
||||
#define bus_space_copy_region_stream_1(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_1(t, h1, o1, h2, o2, c)
|
||||
#define bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_2(t, h1, o1, h2, o2, c)
|
||||
#define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_4(t, h1, o1, h2, o2, c)
|
||||
#define bus_space_copy_region_stream_8(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_8(t, h1, o1, h2, o2, c)
|
||||
|
||||
#include <machine/bus_dma.h>
|
||||
|
||||
|
||||
@ -1,684 +0,0 @@
|
||||
/**
|
||||
* @file
|
||||
*
|
||||
* @ingroup rtems_bsd_machine
|
||||
*
|
||||
* @brief TODO.
|
||||
*
|
||||
* File origin from FreeBSD 'sys/amd64/include/bus.h'.
|
||||
*/
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2009, 2010 embedded brains GmbH. All rights reserved.
|
||||
*
|
||||
* embedded brains GmbH
|
||||
* Obere Lagerstr. 30
|
||||
* 82178 Puchheim
|
||||
* Germany
|
||||
* <rtems@embedded-brains.de>
|
||||
*
|
||||
* Copyright (c) KATO Takenori, 1999.
|
||||
*
|
||||
* All rights reserved. Unpublished rights reserved under the copyright
|
||||
* laws of Japan.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer as
|
||||
* the first lines of this file unmodified.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
|
||||
* NASA Ames Research Center.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the NetBSD
|
||||
* Foundation, Inc. and its contributors.
|
||||
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
||||
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1996 Charles M. Hannum. All rights reserved.
|
||||
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by Christopher G. Demetriou
|
||||
* for the NetBSD Project.
|
||||
* 4. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#ifndef _RTEMS_BSD_MACHINE_BUS_SIMPLE_MEMORY_H_
|
||||
#define _RTEMS_BSD_MACHINE_BUS_SIMPLE_MEMORY_H_
|
||||
|
||||
static __inline void
|
||||
bus_space_barrier(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
bus_size_t size, int flags)
|
||||
{
|
||||
/* Do nothing */
|
||||
}
|
||||
|
||||
/*
|
||||
* Read 1 unit of data from bus space described by the tag, handle and ofs
|
||||
* tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is returned.
|
||||
*/
|
||||
static __inline uint8_t
|
||||
bus_space_read_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
static __inline uint16_t
|
||||
bus_space_read_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
static __inline uint32_t
|
||||
bus_space_read_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
static __inline uint64_t
|
||||
bus_space_read_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
return (*bsp);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write 1 unit of data to bus space described by the tag, handle and ofs
|
||||
* tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is passed by value.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_write_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint8_t val)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint16_t val)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint32_t val)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh, bus_size_t ofs,
|
||||
uint64_t val)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Read count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is returned in the buffer passed by reference.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_read_multi_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_multi_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_multi_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_multi_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bufp++ = *bsp;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data to bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is read from the buffer passed by reference.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_write_multi_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_multi_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_multi_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_multi_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = *bufp++;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Read count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is written to the buffer passed by reference and read from successive
|
||||
* bus space addresses. Access is unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_read_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 1;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 2;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 4;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_read_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bufp++ = *bsp;
|
||||
ofs += 8;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is read from the buffer passed by reference and written to successive
|
||||
* bus space addresses. Access is unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_write_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint8_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 1;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint16_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 2;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint32_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 4;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_write_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, const uint64_t *bufp, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bsp = *bufp++;
|
||||
ofs += 8;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is passed by value. Writes are unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_set_multi_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t val, bus_size_t count)
|
||||
{
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_multi_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t val, bus_size_t count)
|
||||
{
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_multi_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t val, bus_size_t count)
|
||||
{
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_multi_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t val, bus_size_t count)
|
||||
{
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
while (count-- > 0) {
|
||||
*bsp = val;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Write count units of data from bus space described by the tag, handle and
|
||||
* ofs tuple. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes. The
|
||||
* data is passed by value and written to successive bus space addresses.
|
||||
* Writes are unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_set_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint8_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint8_t __volatile *bsp = (uint8_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 1;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint16_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint16_t __volatile *bsp = (uint16_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 2;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint32_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint32_t __volatile *bsp = (uint32_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 4;
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_set_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh,
|
||||
bus_size_t ofs, uint64_t val, bus_size_t count)
|
||||
{
|
||||
while (count-- > 0) {
|
||||
uint64_t __volatile *bsp = (uint64_t __volatile *)(bsh + ofs);
|
||||
*bsp = val;
|
||||
ofs += 8;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Copy count units of data from bus space described by the tag and the first
|
||||
* handle and ofs pair to bus space described by the tag and the second handle
|
||||
* and ofs pair. A unit of data can be 1 byte, 2 bytes, 4 bytes or 8 bytes.
|
||||
* The data is read from successive bus space addresses and also written to
|
||||
* successive bus space addresses. Both reads and writes are unordered.
|
||||
*/
|
||||
static __inline void
|
||||
bus_space_copy_region_1(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint8_t __volatile *dstp = (uint8_t __volatile *) dst;
|
||||
uint8_t __volatile *srcp = (uint8_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += count - 1;
|
||||
dst += count - 1;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 1;
|
||||
dst -= 1;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 1;
|
||||
dst += 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_copy_region_2(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint16_t __volatile *dstp = (uint16_t __volatile *) dst;
|
||||
uint16_t __volatile *srcp = (uint16_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += (count - 1) << 1;
|
||||
dst += (count - 1) << 1;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 2;
|
||||
dst -= 2;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 2;
|
||||
dst += 2;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_copy_region_4(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint32_t __volatile *dstp = (uint32_t __volatile *) dst;
|
||||
uint32_t __volatile *srcp = (uint32_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += (count - 1) << 2;
|
||||
dst += (count - 1) << 2;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 4;
|
||||
dst -= 4;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 4;
|
||||
dst += 4;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void
|
||||
bus_space_copy_region_8(bus_space_tag_t bst __unused, bus_space_handle_t bsh1,
|
||||
bus_size_t ofs1, bus_space_handle_t bsh2, bus_size_t ofs2, bus_size_t count)
|
||||
{
|
||||
bus_addr_t dst = bsh1 + ofs1;
|
||||
bus_addr_t src = bsh2 + ofs2;
|
||||
uint64_t __volatile *dstp = (uint64_t __volatile *) dst;
|
||||
uint64_t __volatile *srcp = (uint64_t __volatile *) src;
|
||||
if (dst > src) {
|
||||
src += (count - 1) << 3;
|
||||
dst += (count - 1) << 3;
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src -= 8;
|
||||
dst -= 8;
|
||||
}
|
||||
} else {
|
||||
while (count-- > 0) {
|
||||
*dstp = *srcp;
|
||||
src += 8;
|
||||
dst += 8;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Stream accesses are the same as normal accesses on RTEMS; there are no
|
||||
* supported bus systems with an endianess different from the host one.
|
||||
*/
|
||||
#define bus_space_read_stream_1(t, h, o) \
|
||||
bus_space_read_1(t, h, o)
|
||||
#define bus_space_read_stream_2(t, h, o) \
|
||||
bus_space_read_2(t, h, o)
|
||||
#define bus_space_read_stream_4(t, h, o) \
|
||||
bus_space_read_4(t, h, o)
|
||||
#define bus_space_read_stream_8(t, h, o) \
|
||||
bus_space_read_8(t, h, o)
|
||||
|
||||
#define bus_space_read_multi_stream_1(t, h, o, a, c) \
|
||||
bus_space_read_multi_1(t, h, o, a, c)
|
||||
#define bus_space_read_multi_stream_2(t, h, o, a, c) \
|
||||
bus_space_read_multi_2(t, h, o, a, c)
|
||||
#define bus_space_read_multi_stream_4(t, h, o, a, c) \
|
||||
bus_space_read_multi_4(t, h, o, a, c)
|
||||
#define bus_space_read_multi_stream_8(t, h, o, a, c) \
|
||||
bus_space_read_multi_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_write_stream_1(t, h, o, v) \
|
||||
bus_space_write_1(t, h, o, v)
|
||||
#define bus_space_write_stream_2(t, h, o, v) \
|
||||
bus_space_write_2(t, h, o, v)
|
||||
#define bus_space_write_stream_4(t, h, o, v) \
|
||||
bus_space_write_4(t, h, o, v)
|
||||
#define bus_space_write_stream_8(t, h, o, v) \
|
||||
bus_space_write_8(t, h, o, v)
|
||||
|
||||
#define bus_space_write_multi_stream_1(t, h, o, a, c) \
|
||||
bus_space_write_multi_1(t, h, o, a, c)
|
||||
#define bus_space_write_multi_stream_2(t, h, o, a, c) \
|
||||
bus_space_write_multi_2(t, h, o, a, c)
|
||||
#define bus_space_write_multi_stream_4(t, h, o, a, c) \
|
||||
bus_space_write_multi_4(t, h, o, a, c)
|
||||
#define bus_space_write_multi_stream_8(t, h, o, a, c) \
|
||||
bus_space_write_multi_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_set_multi_stream_1(t, h, o, v, c) \
|
||||
bus_space_set_multi_1(t, h, o, v, c)
|
||||
#define bus_space_set_multi_stream_2(t, h, o, v, c) \
|
||||
bus_space_set_multi_2(t, h, o, v, c)
|
||||
#define bus_space_set_multi_stream_4(t, h, o, v, c) \
|
||||
bus_space_set_multi_4(t, h, o, v, c)
|
||||
#define bus_space_set_multi_stream_8(t, h, o, v, c) \
|
||||
bus_space_set_multi_8(t, h, o, v, c)
|
||||
|
||||
#define bus_space_read_region_stream_1(t, h, o, a, c) \
|
||||
bus_space_read_region_1(t, h, o, a, c)
|
||||
#define bus_space_read_region_stream_2(t, h, o, a, c) \
|
||||
bus_space_read_region_2(t, h, o, a, c)
|
||||
#define bus_space_read_region_stream_4(t, h, o, a, c) \
|
||||
bus_space_read_region_4(t, h, o, a, c)
|
||||
#define bus_space_read_region_stream_8(t, h, o, a, c) \
|
||||
bus_space_read_region_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_write_region_stream_1(t, h, o, a, c) \
|
||||
bus_space_write_region_1(t, h, o, a, c)
|
||||
#define bus_space_write_region_stream_2(t, h, o, a, c) \
|
||||
bus_space_write_region_2(t, h, o, a, c)
|
||||
#define bus_space_write_region_stream_4(t, h, o, a, c) \
|
||||
bus_space_write_region_4(t, h, o, a, c)
|
||||
#define bus_space_write_region_stream_8(t, h, o, a, c) \
|
||||
bus_space_write_region_8(t, h, o, a, c)
|
||||
|
||||
#define bus_space_set_region_stream_1(t, h, o, v, c) \
|
||||
bus_space_set_region_1(t, h, o, v, c)
|
||||
#define bus_space_set_region_stream_2(t, h, o, v, c) \
|
||||
bus_space_set_region_2(t, h, o, v, c)
|
||||
#define bus_space_set_region_stream_4(t, h, o, v, c) \
|
||||
bus_space_set_region_4(t, h, o, v, c)
|
||||
#define bus_space_set_region_stream_8(t, h, o, v, c) \
|
||||
bus_space_set_region_8(t, h, o, v, c)
|
||||
|
||||
#define bus_space_copy_region_stream_1(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_1(t, h1, o1, h2, o2, c)
|
||||
#define bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_2(t, h1, o1, h2, o2, c)
|
||||
#define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_4(t, h1, o1, h2, o2, c)
|
||||
#define bus_space_copy_region_stream_8(t, h1, o1, h2, o2, c) \
|
||||
bus_space_copy_region_8(t, h1, o1, h2, o2, c)
|
||||
|
||||
#endif /* _RTEMS_BSD_MACHINE_BUS_SIMPLE_MEMORY_H_ */
|
||||
Loading…
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Reference in New Issue
Block a user