83 lines
2.8 KiB
C
83 lines
2.8 KiB
C
/* $NetBSD: pciide_piccolo.h_reg.h,v 1.0 2008/04/28 00:00:00 djb */
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/*
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* Copyright (c) 2009 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE 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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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Register definitions for the Toshiba PICCOLO, by SWAG!
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*/
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#define PICCOLO_PIO_TIMING 0x50
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#define PICCOLO_DMA_TIMING 0x5c
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#define PICCOLO_PIO_MASK 0xffffe088
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#define PICCOLO_DMA_MASK 0xffffe088
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#define PICCOLO_UDMA_MASK 0x78ffe088
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/* TIMING SWAG!!! */
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/*
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* first digit is command active, next two are front porch and back porch
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* command active >= minimum for mode
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* front porch + back porch + command active >= cycle time for mode
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* values below may need adjustment
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*/
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static const u_int32_t piccolo_pio_times[]
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__unused = {
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/* programmed actual */
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0x0566,
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0x0433,
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0x0311,
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0x0201,
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0x0200, /* PIO 4, 150ns cycle (120ns is spec), 90ns command active (70ns is spec), 30ns setup and hold */
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0x0100
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};
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static const u_int32_t piccolo_sw_dma_times[]
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__unused = {
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/* programmed actual */
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0x0f77
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};
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static const u_int32_t piccolo_mw_dma_times[]
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__unused = {
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/* programmed actual */
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0x0655,
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0x0200,
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0x0200,
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0x0100
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};
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/* XXX Is MSB UDMA enable? Can't set it. Seems to work without being set. */
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static const u_int32_t piccolo_udma_times[]
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__unused = {
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/* programmed actual */
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0x84000222,
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0x83000111,
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0x82000000 /* UDMA 2, 120ns cycle (117ns is spec), 60ns command active (55ns is spec), 30ns setup and hold */
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};
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