114 lines
3.7 KiB
C
114 lines
3.7 KiB
C
/* $NetBSD: ttwogavar.h,v 1.2 2001/07/27 00:25:21 thorpej Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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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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* 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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* 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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#include <dev/isa/isavar.h>
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#include <dev/pci/pcivar.h>
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#include <alpha/pci/pci_sgmap_pte64.h>
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#define _FSTORE (EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long))
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/*
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* T2 System Address Map info.
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*/
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struct ttwoga_sysmap {
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bus_addr_t tsmap_sio_base;
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bus_size_t tsmap_sio_syssize;
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bus_size_t tsmap_sio_bussize;
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bus_addr_t tsmap_smem_base;
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bus_size_t tsmap_smem_syssize;
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bus_size_t tsmap_smem_bussize;
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bus_addr_t tsmap_dmem_base;
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bus_size_t tsmap_dmem_syssize;
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bus_size_t tsmap_dmem_bussize;
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bus_addr_t tsmap_conf_base;
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};
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/*
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* A T2 Gate Array's configuration.
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*
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* All of the information that the T2-specific functions need to
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* do their dirty work (and more!).
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*/
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struct ttwoga_config {
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int tc_initted;
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int tc_rev;
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int tc_hose;
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bus_addr_t tc_io_bus_start, tc_d_mem_bus_start, tc_s_mem_bus_start;
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const struct ttwoga_sysmap *tc_sysmap;
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struct alpha_bus_space tc_iot, tc_memt;
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struct alpha_pci_chipset tc_pc;
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struct alpha_bus_dma_tag tc_dmat_direct;
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struct alpha_bus_dma_tag tc_dmat_sgmap;
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struct alpha_sgmap tc_sgmap;
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int tc_use_tlb; /* Gamma hardware bug */
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long tc_io_exstorage[_FSTORE];
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long tc_smem_exstorage[_FSTORE];
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long tc_dmem_exstorage[_FSTORE];
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struct extent *tc_io_ex, *tc_d_mem_ex, *tc_s_mem_ex;
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int tc_mallocsafe;
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u_long tc_vecbase;
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struct alpha_shared_intr *tc_intrtab;
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void (*tc_enable_intr)(struct ttwoga_config *, int, int);
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void (*tc_setlevel)(struct ttwoga_config *, int, int);
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void (*tc_eoi)(struct ttwoga_config *, int);
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};
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extern cpuid_t ttwoga_conf_cpu;
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extern struct ttwoga_config ttwoga_configuration[];
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struct ttwoga_config *ttwoga_init(int, int);
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void ttwoga_pci_init(pci_chipset_tag_t, void *);
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void ttwoga_dma_init(struct ttwoga_config *);
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void ttwoga_bus_io_init(bus_space_tag_t, void *);
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void ttwoga_bus_mem_init(bus_space_tag_t, void *);
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