/* $NetBSD: dec_eb164.c,v 1.26 1998/04/17 02:45:19 mjacob Exp $ */ /* * Copyright (c) 1995, 1996, 1997 Carnegie-Mellon University. * All rights reserved. * * Author: Chris G. Demetriou * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ /* * Additional Copyright (c) 1997 by Matthew Jacob for NASA/Ames Research Center */ #include <sys/cdefs.h> __FBSDID("$FreeBSD: src/sys/alpha/alpha/dec_eb164.c,v 1.20 2004/07/10 22:29:40 marcel Exp $"); #include <sys/param.h> #include <sys/reboot.h> #include <sys/systm.h> #include <sys/termios.h> #include <sys/bus.h> #include <machine/clock.h> #include <machine/cpuconf.h> #include <machine/md_var.h> #include <machine/rpb.h> #include <alpha/pci/ciavar.h> void dec_eb164_init(void); static void dec_eb164_cons_init(void); static void eb164_intr_init(void); extern void eb164_intr_enable(int irq); extern void eb164_intr_disable(int irq); extern void eb164_intr_enable_icsr(int irq); extern void eb164_intr_disable_icsr(int irq); void dec_eb164_init() { platform.family = "EB164"; if ((platform.model = alpha_dsr_sysname()) == NULL) { /* XXX Don't know the system variations, yet. */ platform.model = alpha_unknown_sysname(); } platform.iobus = "cia"; platform.cons_init = dec_eb164_cons_init; platform.pci_intr_init = eb164_intr_init; platform.pci_intr_map = NULL; if (strncmp(platform.model, "Digital AlphaPC 164 ", 20) == 0) { platform.pci_intr_disable = eb164_intr_disable_icsr; platform.pci_intr_enable = eb164_intr_enable_icsr; } else { platform.pci_intr_disable = eb164_intr_disable; platform.pci_intr_enable = eb164_intr_enable; } } static void dec_eb164_cons_init() { struct ctb *ctb; cia_init(); ctb = (struct ctb *)(((caddr_t)hwrpb) + hwrpb->rpb_ctb_off); switch (ctb->ctb_term_type) { case 2: boothowto |= RB_SERIAL; break; case 3: boothowto &= ~RB_SERIAL; break; default: printf("ctb->ctb_term_type = 0x%lx\n", ctb->ctb_term_type); printf("ctb->ctb_turboslot = 0x%lx\n", ctb->ctb_turboslot); panic("consinit: unknown console type %d\n", (int)ctb->ctb_term_type); } } static void eb164_intr_init() { /* * Enable ISA-PCI cascade interrupt. */ eb164_intr_enable(4); }