/* $NetBSD: simple_busfuncs.c,v 1.11 2012/02/12 16:34:06 matt Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ignatios Souvatzis.
*
* 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.
*
* 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: simple_busfuncs.c,v 1.11 2012/02/12 16:34:06 matt Exp $");
/*
* Do NOT use this standalone.
* Instead define the stride (linear, not logarithmic!) in the enclosing
* file (AMIGA_SIMPLE_BUS_STRIDE), then include this one.
* If you want to use it only to provide the functions without creating the
* method array, also define AMIGA_SIMPLE_BUS_NO_ARRAY
*/
#ifndef AMIGA_SIMPLE_BUS_STRIDE
Error AMIGA_SIMPLE_BUS_STRIDE not defined in __FILE__, line __LINE__ .
#endif
#include <sys/bus.h>
#include <sys/null.h>
#define MKN2(x,y) __CONCAT(x, y)
#define MKN1(x,y) MKN2(x, y)
#define oabs(n) MKN1(n, AMIGA_SIMPLE_BUS_STRIDE)
/* function declarations */
int oabs(bsm_)(bus_space_tag_t, bus_addr_t, bus_size_t, int,
bus_space_handle_t *);
int oabs(bsms_)(bus_space_handle_t, bus_size_t, bus_size_t,
bus_space_handle_t *);
void oabs(bsu_)(bus_space_handle_t, bus_size_t);
bsr (oabs(bsr1_), u_int8_t);
bsw (oabs(bsw1_), u_int8_t);
bsrm(oabs(bsrm1_), u_int8_t);
bswm(oabs(bswm1_), u_int8_t);
bsrm(oabs(bsrr1_), u_int8_t);
bswm(oabs(bswr1_), u_int8_t);
bssr(oabs(bssr1_), u_int8_t);
bscr(oabs(bscr1_), u_int8_t);
/* function definitions */
/* ARGSUSED */
int
oabs(bsm_)(
bus_space_tag_t tag,
bus_addr_t address,
bus_size_t size,
int flags,
bus_space_handle_t *handlep)
{
*handlep = tag->base + address * AMIGA_SIMPLE_BUS_STRIDE;
return 0;
}
/* ARGSUSED */
int
oabs(bsms_)(
bus_space_handle_t handle,
bus_size_t offset,
bus_size_t size,
bus_space_handle_t *nhandlep)
{
*nhandlep = handle + offset * AMIGA_SIMPLE_BUS_STRIDE;
return 0;
}
/* ARGSUSED */
void
oabs(bsu_)(
bus_space_handle_t handle,
bus_size_t size)
{
return;
}
u_int8_t
oabs(bsr1_)(
bus_space_handle_t handle,
bus_size_t offset)
{
u_int8_t *p;
u_int8_t x;
p = (u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
x = *p;
amiga_bus_reorder_protect();
return x;
}
void
oabs(bsw1_)(
bus_space_handle_t handle,
bus_size_t offset,
unsigned value)
{
u_int8_t *p;
p = (u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
*p = (u_int8_t)value;
amiga_bus_reorder_protect();
}
void
oabs(bsrm1_)(
bus_space_handle_t handle,
bus_size_t offset,
u_int8_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*pointer++ = *p;
amiga_bus_reorder_protect();
--count;
}
}
void
oabs(bswm1_)(
bus_space_handle_t handle,
bus_size_t offset,
const u_int8_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*p = *pointer++;
amiga_bus_reorder_protect();
--count;
}
}
void
oabs(bsrr1_)(
bus_space_handle_t handle,
bus_size_t offset,
u_int8_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*pointer++ = *p;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE;
--count;
}
}
void
oabs(bswr1_)(
bus_space_handle_t handle,
bus_size_t offset,
const u_int8_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*p = *pointer++;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE;
--count;
}
}
void
oabs(bssr1_)(
bus_space_handle_t handle,
bus_size_t offset,
unsigned value,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*p = value;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE;
--count;
}
}
void
oabs(bscr1_)(
bus_space_handle_t handlefrom,
bus_size_t from,
bus_space_handle_t handleto,
bus_size_t to,
bus_size_t count)
{
volatile u_int8_t *p, *q;
p = (volatile u_int8_t *)(handlefrom + from * AMIGA_SIMPLE_BUS_STRIDE);
q = (volatile u_int8_t *)(handleto + to * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*q = *p;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE;
q += AMIGA_SIMPLE_BUS_STRIDE;
--count;
}
}
#ifdef AMIGA_SIMPLE_BUS_WORD_METHODS
/* word methods */
bsr (oabs(bsr2_), u_int16_t);
bsw (oabs(bsw2_), u_int16_t);
bsrm(oabs(bsrm2_), u_int16_t);
bswm(oabs(bswm2_), u_int16_t);
bsrm(oabs(bsrr2_), u_int16_t);
bswm(oabs(bswr2_), u_int16_t);
bssr(oabs(bssr2_), u_int16_t);
bscr(oabs(bscr2_), u_int16_t);
u_int16_t
oabs(bsr2_)(
bus_space_handle_t handle,
bus_size_t offset)
{
u_int16_t *p;
u_int16_t x;
p = (u_int16_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
x = *p;
amiga_bus_reorder_protect();
return x;
}
void
oabs(bsw2_)(
bus_space_handle_t handle,
bus_size_t offset,
unsigned value)
{
u_int16_t *p;
p = (u_int16_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
*p = (u_int16_t)value;
amiga_bus_reorder_protect();
}
void
oabs(bsrm2_)(
bus_space_handle_t handle,
bus_size_t offset,
u_int16_t *pointer,
bus_size_t count)
{
volatile u_int16_t *p;
p = (volatile u_int16_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*pointer++ = *p;
amiga_bus_reorder_protect();
--count;
}
}
void
oabs(bswm2_)(
bus_space_handle_t handle,
bus_size_t offset,
const u_int16_t *pointer,
bus_size_t count)
{
volatile u_int16_t *p;
p = (volatile u_int16_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*p = *pointer++;
amiga_bus_reorder_protect();
--count;
}
}
void
oabs(bsrr2_)(
bus_space_handle_t handle,
bus_size_t offset,
u_int16_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*pointer++ = *(volatile u_int16_t *)p;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int16_t);
--count;
}
}
void
oabs(bswr2_)(
bus_space_handle_t handle,
bus_size_t offset,
const u_int16_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*(volatile u_int16_t *)p = *pointer++;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int16_t);
--count;
}
}
void
oabs(bssr2_)(
bus_space_handle_t handle,
bus_size_t offset,
unsigned value,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*(volatile u_int16_t *)p = (unsigned)value;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int16_t);
--count;
}
}
void
oabs(bscr2_)(
bus_space_handle_t handlefrom,
bus_size_t from,
bus_space_handle_t handleto,
bus_size_t to,
bus_size_t count)
{
volatile u_int8_t *p, *q;
p = (volatile u_int8_t *)(handlefrom + from * AMIGA_SIMPLE_BUS_STRIDE);
q = (volatile u_int8_t *)(handleto + to * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*(volatile u_int16_t *)q = *(volatile u_int16_t *)p;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int16_t);
q += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int16_t);
--count;
}
}
#endif /* AMIGA_SIMPLE_BUS_WORD_METHODS */
#ifdef AMIGA_SIMPLE_BUS_LONGWORD_METHODS
/* longword methods */
bsr (oabs(bsr4_), u_int32_t);
bsw (oabs(bsw4_), u_int32_t);
bsrm(oabs(bsrm4_), u_int32_t);
bswm(oabs(bswm4_), u_int32_t);
bsrm(oabs(bsrr4_), u_int32_t);
bswm(oabs(bswr4_), u_int32_t);
bssr(oabs(bssr4_), u_int32_t);
bscr(oabs(bscr4_), u_int32_t);
u_int32_t
oabs(bsr4_)(
bus_space_handle_t handle,
bus_size_t offset)
{
u_int32_t *p;
u_int32_t x;
p = (u_int32_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
x = *p;
amiga_bus_reorder_protect();
return x;
}
void
oabs(bsw4_)(
bus_space_handle_t handle,
bus_size_t offset,
unsigned value)
{
u_int32_t *p;
p = (u_int32_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
*p = (u_int32_t)value;
amiga_bus_reorder_protect();
}
void
oabs(bsrm4_)(
bus_space_handle_t handle,
bus_size_t offset,
u_int32_t *pointer,
bus_size_t count)
{
volatile u_int32_t *p;
p = (volatile u_int32_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*pointer++ = *p;
amiga_bus_reorder_protect();
--count;
}
}
void
oabs(bswm4_)(
bus_space_handle_t handle,
bus_size_t offset,
const u_int32_t *pointer,
bus_size_t count)
{
volatile u_int32_t *p;
p = (volatile u_int32_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*p = *pointer++;
amiga_bus_reorder_protect();
--count;
}
}
void
oabs(bsrr4_)(
bus_space_handle_t handle,
bus_size_t offset,
u_int32_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*pointer++ = *(volatile u_int32_t *)p;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int32_t);
--count;
}
}
void
oabs(bswr4_)(
bus_space_handle_t handle,
bus_size_t offset,
const u_int32_t *pointer,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*(volatile u_int32_t *)p = *pointer++;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int32_t);
--count;
}
}
void
oabs(bssr4_)(
bus_space_handle_t handle,
bus_size_t offset,
unsigned value,
bus_size_t count)
{
volatile u_int8_t *p;
p = (volatile u_int8_t *)(handle + offset * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*(volatile u_int32_t *)p = (unsigned)value;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int32_t);
--count;
}
}
void
oabs(bscr4_)(
bus_space_handle_t handlefrom,
bus_size_t from,
bus_space_handle_t handleto,
bus_size_t to,
bus_size_t count)
{
volatile u_int8_t *p, *q;
p = (volatile u_int8_t *)(handlefrom + from * AMIGA_SIMPLE_BUS_STRIDE);
q = (volatile u_int8_t *)(handleto + to * AMIGA_SIMPLE_BUS_STRIDE);
while (count > 0) {
*(volatile u_int32_t *)q = *(volatile u_int32_t *)p;
amiga_bus_reorder_protect();
p += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int32_t);
q += AMIGA_SIMPLE_BUS_STRIDE * sizeof(u_int32_t);
--count;
}
}
#endif /* AMIGA_SIMPLE_BUS_LONGWORD_METHODS */
#ifndef AMIGA_SIMPLE_BUS_NO_ARRAY
/* method array */
const struct amiga_bus_space_methods oabs(amiga_bus_stride_) = {
.bsm = oabs(bsm_),
.bsms = oabs(bsms_),
.bsu = oabs(bsu_),
.bsa = NULL,
.bsf = NULL,
.bsr1 = oabs(bsr1_),
.bsw1 = oabs(bsw1_),
.bsrm1 = oabs(bsrm1_),
.bswm1 = oabs(bswm1_),
.bsrr1 = oabs(bsrr1_),
.bswr1 = oabs(bswr1_),
.bssr1 = oabs(bssr1_),
.bscr1 = oabs(bscr1_),
#ifdef AMIGA_SIMPLE_BUS_WORD_METHODS
.bsr2 = oabs(bsr2_),
.bsw2 = oabs(bsw2_),
.bsrs2 = oabs(bsr2_),
.bsws2 = oabs(bsw2_),
.bsrm2 = oabs(bsrm2_),
.bswm2 = oabs(bswm2_),
.bsrms2 = oabs(bsrm2_),
.bswms2 = oabs(bswm2_),
.bsrr2 = oabs(bsrr2_),
.bswr2 = oabs(bswr2_),
.bsrrs2 = oabs(bsrr2_),
.bswrs2 = oabs(bswr2_),
.bssr2 = oabs(bssr2_),
.bscr2 = oabs(bscr2_),
#endif /* AMIGA_SIMPLE_BUS_WORD_METHODS */
#ifdef AMIGA_SIMPLE_BUS_LONGWORD_METHODS
.bsr4 = oabs(bsr4_),
.bsw4 = oabs(bsw4_),
.bsrs4 = oabs(bsr4_),
.bsws4 = oabs(bsw4_),
.bsrm4 = oabs(bsrm4_),
.bswm4 = oabs(bswm4_),
.bsrms4 = oabs(bsrm4_),
.bswms4 = oabs(bswm4_),
.bsrr4 = oabs(bsrr4_),
.bswr4 = oabs(bswr4_),
.bsrrs4 = oabs(bsrr4_),
.bswrs4 = oabs(bswr4_),
.bssr4 = oabs(bssr4_),
.bscr4 = oabs(bscr4_)
#endif /* AMIGA_SIMPLE_BUS_LONGWORD_METHODS */
};
#endif