arch/sh/boards/mach-dreamcast/setup.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * arch/sh/boards/dreamcast/setup.c
   4  *
   5  * Hardware support for the Sega Dreamcast.
   6  *
   7  * Copyright (c) 2001, 2002 M. R. Brown <mrbrown@linuxdc.org>
   8  * Copyright (c) 2002, 2003, 2004 Paul Mundt <lethal@linux-sh.org>
   9  *
  10  * This file is part of the LinuxDC project (www.linuxdc.org)
  11  *
  12  * This file originally bore the message (with enclosed-$):
  13  *      Id: setup_dc.c,v 1.5 2001/05/24 05:09:16 mrbrown Exp
  14  *      SEGA Dreamcast support
  15  */
  16
  17 #include <linux/sched.h>
  18 #include <linux/kernel.h>
  19 #include <linux/param.h>
  20 #include <linux/interrupt.h>
  21 #include <linux/init.h>
  22 #include <linux/irq.h>
  23 #include <linux/device.h>
  24 #include <asm/io.h>
  25 #include <asm/irq.h>
  26 #include <asm/rtc.h>
  27 #include <asm/machvec.h>
  28 #include <cpu/addrspace.h>
  29 #include <mach/sysasic.h>
  30
  31 static void __init dreamcast_setup(char **cmdline_p)
  32 {
  33         /* GAPS PCI bridge assumes P2 area relative addresses. */
  34         __set_io_port_base(P2SEG);
  35 }
  36
  37 static struct sh_machine_vector mv_dreamcast __initmv = {
  38         .mv_name                = "Sega Dreamcast",
  39         .mv_setup               = dreamcast_setup,
  40         .mv_irq_demux           = systemasic_irq_demux,
  41         .mv_init_irq            = systemasic_irq_init,
  42 };