eacc5f97c9
easier).
u_int{8,16,32,64}_t -> uint{*}_t
Change all old-style definitions to C89 prototypes.
Whitespace cleanup.
Constification in db_disasm.c
257 lines
7.0 KiB
C
257 lines
7.0 KiB
C
/* $NetBSD: apecs.c,v 1.54 2012/02/06 02:14:14 matt Exp $ */
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/*-
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* Copyright (c) 2000 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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*
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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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* Copyright (c) 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#include "opt_dec_2100_a50.h"
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#include "opt_dec_eb64plus.h"
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#include "opt_dec_1000a.h"
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#include "opt_dec_1000.h"
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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD: apecs.c,v 1.54 2012/02/06 02:14:14 matt Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/device.h>
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#include <machine/autoconf.h>
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#include <machine/rpb.h>
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#include <machine/sysarch.h>
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#include <dev/isa/isareg.h>
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#include <dev/isa/isavar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <alpha/pci/apecsreg.h>
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#include <alpha/pci/apecsvar.h>
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#ifdef DEC_2100_A50
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#include <alpha/pci/pci_2100_a50.h>
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#endif
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#ifdef DEC_EB64PLUS
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#include <alpha/pci/pci_eb64plus.h>
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#endif
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#ifdef DEC_1000A
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#include <alpha/pci/pci_1000a.h>
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#endif
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#ifdef DEC_1000
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#include <alpha/pci/pci_1000.h>
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#endif
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static int apecsmatch(device_t, cfdata_t, void *);
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static void apecsattach(device_t, device_t, void *);
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CFATTACH_DECL_NEW(apecs, 0, apecsmatch, apecsattach, NULL, NULL);
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extern struct cfdriver apecs_cd;
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static int apecs_bus_get_window(int, int,
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struct alpha_bus_space_translation *);
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/* There can be only one. */
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int apecsfound;
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struct apecs_config apecs_configuration;
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static int
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apecsmatch(device_t parent, cfdata_t match, void *aux)
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{
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struct mainbus_attach_args *ma = aux;
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/* Make sure that we're looking for an APECS. */
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if (strcmp(ma->ma_name, apecs_cd.cd_name) != 0)
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return (0);
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if (apecsfound)
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return (0);
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return (1);
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}
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/*
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* Set up the chipset's function pointers.
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*/
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void
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apecs_init(struct apecs_config *acp, int mallocsafe)
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{
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acp->ac_comanche_pass2 =
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(REGVAL(COMANCHE_ED) & COMANCHE_ED_PASS2) != 0;
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acp->ac_memwidth =
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(REGVAL(COMANCHE_GCR) & COMANCHE_GCR_WIDEMEM) != 0 ? 128 : 64;
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acp->ac_epic_pass2 =
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(REGVAL(EPIC_DCSR) & EPIC_DCSR_PASS2) != 0;
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acp->ac_haxr1 = REGVAL(EPIC_HAXR1);
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acp->ac_haxr2 = REGVAL(EPIC_HAXR2);
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if (!acp->ac_initted) {
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/* don't do these twice since they set up extents */
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apecs_bus_io_init(&acp->ac_iot, acp);
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apecs_bus_mem_init(&acp->ac_memt, acp);
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/*
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* We have two I/O windows and 3 MEM windows.
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*/
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alpha_bus_window_count[ALPHA_BUS_TYPE_PCI_IO] = 2;
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alpha_bus_window_count[ALPHA_BUS_TYPE_PCI_MEM] = 3;
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alpha_bus_get_window = apecs_bus_get_window;
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}
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acp->ac_mallocsafe = mallocsafe;
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apecs_pci_init(&acp->ac_pc, acp);
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alpha_pci_chipset = &acp->ac_pc;
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acp->ac_initted = 1;
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}
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static void
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apecsattach(device_t parent, device_t self, void *aux)
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{
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struct apecs_config *acp;
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struct pcibus_attach_args pba;
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/* note that we've attached the chipset; can't have 2 APECSes. */
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apecsfound = 1;
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/*
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* set up the chipset's info; done once at console init time
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* (maybe), but doesn't hurt to do twice.
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*/
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acp = &apecs_configuration;
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apecs_init(acp, 1);
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apecs_dma_init(acp);
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aprint_normal(": DECchip %s Core Logic chipset\n",
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acp->ac_memwidth == 128 ? "21072" : "21071");
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aprint_normal_dev(self, "DC21071-CA pass %d, %d-bit memory bus\n",
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acp->ac_comanche_pass2 ? 2 : 1, acp->ac_memwidth);
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aprint_normal_dev(self, "DC21071-DA pass %d\n",
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acp->ac_epic_pass2 ? 2 : 1);
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/* XXX print bcache size */
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if (!acp->ac_epic_pass2)
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printf("WARNING: 21071-DA NOT PASS2... NO BETS...\n");
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switch (cputype) {
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#ifdef DEC_2100_A50
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case ST_DEC_2100_A50:
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pci_2100_a50_pickintr(acp);
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break;
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#endif
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#ifdef DEC_EB64PLUS
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case ST_EB64P:
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pci_eb64plus_pickintr(acp);
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break;
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#endif
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#ifdef DEC_1000A
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case ST_DEC_1000A:
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pci_1000a_pickintr(acp, &acp->ac_iot, &acp->ac_memt,
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&acp->ac_pc);
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break;
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#endif
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#ifdef DEC_1000
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case ST_DEC_1000:
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pci_1000_pickintr(acp, &acp->ac_iot, &acp->ac_memt,
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&acp->ac_pc);
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break;
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#endif
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default:
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panic("apecsattach: shouldn't be here, really...");
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}
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pba.pba_iot = &acp->ac_iot;
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pba.pba_memt = &acp->ac_memt;
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pba.pba_dmat =
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alphabus_dma_get_tag(&acp->ac_dmat_direct, ALPHA_BUS_PCI);
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pba.pba_dmat64 = NULL;
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pba.pba_pc = &acp->ac_pc;
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pba.pba_bus = 0;
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pba.pba_bridgetag = NULL;
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pba.pba_flags = PCI_FLAGS_IO_OKAY | PCI_FLAGS_MEM_OKAY |
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PCI_FLAGS_MRL_OKAY | PCI_FLAGS_MRM_OKAY | PCI_FLAGS_MWI_OKAY;
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config_found_ia(self, "pcibus", &pba, pcibusprint);
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}
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static int
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apecs_bus_get_window(int type, int window, struct alpha_bus_space_translation *abst)
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{
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struct apecs_config *acp = &apecs_configuration;
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bus_space_tag_t st;
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switch (type) {
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case ALPHA_BUS_TYPE_PCI_IO:
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st = &acp->ac_iot;
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break;
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case ALPHA_BUS_TYPE_PCI_MEM:
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st = &acp->ac_memt;
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break;
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default:
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panic("apecs_bus_get_window");
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}
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return (alpha_bus_space_get_window(st, window, abst));
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}
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