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/* |
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* Copyright (C) 2005-2006 Anders Gavare. 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 are met: |
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* |
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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. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* |
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* $Id: machine_bebox.c,v 1.3 2006/06/24 10:19:19 debug Exp $ |
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* |
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* Experimental machine for running NetBSD/bebox (see |
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* http://www.netbsd.org/Ports/bebox/ for more info.) |
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*/ |
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|
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#include <stdio.h> |
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#include <string.h> |
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|
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#include "bus_isa.h" |
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#include "bus_pci.h" |
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#include "cpu.h" |
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#include "device.h" |
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#include "devices.h" |
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#include "machine.h" |
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#include "machine_interrupts.h" |
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#include "memory.h" |
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#include "misc.h" |
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|
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|
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MACHINE_SETUP(bebox) |
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{ |
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struct pci_data *pci_data; |
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|
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machine->machine_name = "BeBox"; |
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|
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machine->md_int.bebox_data = device_add(machine, "bebox"); |
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machine->isa_pic_data.native_irq = 5; |
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machine->md_interrupt = isa32_interrupt; |
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|
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pci_data = dev_eagle_init(machine, machine->memory, |
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32 /* isa irq base */, 0 /* pci irq: TODO */); |
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|
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bus_isa_init(machine, BUS_ISA_IDE0 | BUS_ISA_VGA, |
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0x80000000, 0xc0000000, 32, 48); |
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|
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if (!machine->prom_emulation) |
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return; |
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|
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/* According to the docs, and also used by NetBSD: */ |
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store_32bit_word(cpu, 0x3010, machine->physical_ram_in_mb * 1048576); |
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|
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/* Used by Linux: */ |
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store_32bit_word(cpu, 0x32f8, machine->physical_ram_in_mb * 1048576); |
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|
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/* TODO: List of stuff, see http://www.beatjapan.org/ |
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mirror/www.be.com/aboutbe/benewsletter/ |
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Issue27.html#Cookbook for the details. */ |
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store_32bit_word(cpu, 0x301c, 0); |
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|
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/* NetBSD/bebox: r3 = startkernel, r4 = endkernel, |
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r5 = args, r6 = ptr to bootinfo? */ |
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cpu->cd.ppc.gpr[3] = 0x3100; |
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cpu->cd.ppc.gpr[4] = 0x400000; |
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cpu->cd.ppc.gpr[5] = 0x2000; |
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store_string(cpu, cpu->cd.ppc.gpr[5], "-a"); |
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cpu->cd.ppc.gpr[6] = machine->physical_ram_in_mb * 1048576 - 0x100; |
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|
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/* See NetBSD's bebox/include/bootinfo.h for details */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 0, 12); /* next */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 4, 0); /* mem */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 8, |
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machine->physical_ram_in_mb * 1048576); |
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|
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 12, 20); /* next */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 16, 1); /* console */ |
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store_buf(cpu, cpu->cd.ppc.gpr[6] + 20, |
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machine->use_x11? "vga" : "com", 4); |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 24, 0x3f8);/* addr */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 28, 9600);/* speed */ |
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|
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 32, 0); /* next */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 36, 2); /* clock */ |
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store_32bit_word(cpu, cpu->cd.ppc.gpr[6] + 40, 100); |
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} |
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|
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|
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MACHINE_DEFAULT_CPU(bebox) |
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{ |
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/* For NetBSD/bebox. Dual 133 MHz 603e CPUs, for example. */ |
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machine->cpu_name = strdup("PPC603e"); |
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} |
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|
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|
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MACHINE_DEFAULT_RAM(bebox) |
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{ |
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machine->physical_ram_in_mb = 64; |
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} |
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|
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|
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MACHINE_REGISTER(bebox) |
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{ |
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MR_DEFAULT(bebox, "BeBox", ARCH_PPC, MACHINE_BEBOX); |
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|
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machine_entry_add_alias(me, "bebox"); |
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|
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me->set_default_ram = machine_default_ram_bebox; |
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} |
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|