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/* |
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* Copyright (C) 2003-2006 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_playstation2.c,v 1.6 2006/06/30 20:22:54 debug Exp $ |
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*/ |
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|
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <time.h> |
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|
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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 "diskimage.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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#define PLAYSTATION2_BDA 0xffffffffa0001000ULL |
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#define PLAYSTATION2_OPTARGS 0xffffffff81fff100ULL |
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#define PLAYSTATION2_SIFBIOS 0xffffffffbfc10000ULL |
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|
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|
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static int int_to_bcd(int i) |
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{ |
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return (i/10) * 16 + (i % 10); |
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} |
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|
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|
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MACHINE_SETUP(playstation2) |
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{ |
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int tmplen; |
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char *tmp; |
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time_t timet; |
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struct tm *tm_ptr; |
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|
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machine->machine_name = "Playstation 2"; |
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cpu->byte_order = EMUL_LITTLE_ENDIAN; |
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|
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if (machine->physical_ram_in_mb != 32) |
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fprintf(stderr, "WARNING! Playstation 2 machines are supposed " |
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"to have exactly 32 MB RAM. Continuing anyway.\n"); |
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if (!machine->use_x11) |
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fprintf(stderr, "WARNING! Playstation 2 without -X is pretty " |
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"meaningless. Continuing anyway.\n"); |
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|
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/* |
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* According to NetBSD: |
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* |
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* Hardware irq 0 is timer/interrupt controller |
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* Hardware irq 1 is dma controller |
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* |
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* Some things are not yet emulated (at all), and hence are detected |
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* incorrectly: |
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* |
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* sbus0 at mainbus0: controller type 2 |
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* ohci0 at sbus0 (at 0x1f801600, according to linux) |
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* ohci0: OHCI version 1.0 |
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*/ |
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|
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machine->md_int.ps2_data = dev_ps2_stuff_init(machine, |
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machine->memory, 0x10000000); |
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device_add(machine, "ps2_gs addr=0x12000000"); |
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device_add(machine, "ps2_ether addr=0x14001000"); |
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|
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/* TODO: how much? */ |
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dev_ram_init(machine, 0x1c000000, 4 * 1048576, DEV_RAM_RAM, 0); |
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|
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/* irq = 8 + 32 + 1 (SBUS/USB) */ |
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device_add(machine, "ohci addr=0x1f801600 irq=41"); |
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|
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machine->md_interrupt = ps2_interrupt; |
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|
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/* Set the Harddisk controller present flag, if either |
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disk 0 or 1 is present: */ |
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if (diskimage_exist(machine, 0, DISKIMAGE_IDE) || |
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diskimage_exist(machine, 1, DISKIMAGE_IDE)) { |
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if (machine->prom_emulation) |
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store_32bit_word(cpu, 0xa0000000 + machine-> |
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physical_ram_in_mb*1048576 - 0x1000 + 0x0, 0x100); |
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dev_ps2_spd_init(machine, machine->memory, 0x14000000); |
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} |
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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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|
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tmplen = 1000; |
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tmp = malloc(tmplen); |
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|
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add_symbol_name(&machine->symbol_context, |
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PLAYSTATION2_SIFBIOS, 0x10000, "[SIFBIOS entry]", 0, 0); |
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store_32bit_word(cpu, PLAYSTATION2_BDA + 0, |
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PLAYSTATION2_SIFBIOS); |
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store_buf(cpu, PLAYSTATION2_BDA + 4, "PS2b", 4); |
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|
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/* "Magic trap" instruction for software PROM emulation: */ |
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store_32bit_word(cpu, PLAYSTATION2_SIFBIOS, 0x00c0de0c); |
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|
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store_32bit_word(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x4, PLAYSTATION2_OPTARGS); |
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if (tmp == NULL) { |
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fprintf(stderr, "out of memory\n"); |
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exit(1); |
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} |
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|
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strlcpy(tmp, "root=/dev/hda1 crtmode=vesa0,60", tmplen); |
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|
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if (machine->boot_string_argument[0]) |
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snprintf(tmp+strlen(tmp), tmplen-strlen(tmp), |
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" %s", machine->boot_string_argument); |
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tmp[tmplen-1] = '\0'; |
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|
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machine->bootstr = tmp; |
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store_string(cpu, PLAYSTATION2_OPTARGS, machine->bootstr); |
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|
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/* TODO: netbsd's bootinfo.h, for symbolic names */ |
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|
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/* RTC data given by the BIOS: */ |
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timet = time(NULL) + 9*3600; /* PS2 uses Japanese time */ |
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tm_ptr = gmtime(&timet); |
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/* TODO: are these 0- or 1-based? */ |
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store_byte(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x10 + 1, int_to_bcd(tm_ptr->tm_sec)); |
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store_byte(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x10 + 2, int_to_bcd(tm_ptr->tm_min)); |
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store_byte(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x10 + 3, int_to_bcd(tm_ptr->tm_hour)); |
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store_byte(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x10 + 5, int_to_bcd(tm_ptr->tm_mday)); |
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store_byte(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x10 + 6, int_to_bcd(tm_ptr->tm_mon+1)); |
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store_byte(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x10 + 7, int_to_bcd(tm_ptr->tm_year-100)); |
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|
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/* "BOOTINFO_PCMCIA_TYPE" in NetBSD's bootinfo.h. This |
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contains the sbus controller type. */ |
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store_32bit_word(cpu, 0xa0000000 + machine->physical_ram_in_mb |
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* 1048576 - 0x1000 + 0x1c, 2); |
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} |
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|
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|
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MACHINE_DEFAULT_CPU(playstation2) |
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{ |
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machine->cpu_name = strdup("R5900"); |
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} |
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|
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|
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MACHINE_DEFAULT_RAM(playstation2) |
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{ |
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machine->physical_ram_in_mb = 32; |
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} |
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|
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|
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MACHINE_REGISTER(playstation2) |
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{ |
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MR_DEFAULT(playstation2, "Playstation 2", ARCH_MIPS, MACHINE_PS2); |
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|
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machine_entry_add_alias(me, "playstation2"); |
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machine_entry_add_alias(me, "ps2"); |
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|
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me->set_default_ram = machine_default_ram_playstation2; |
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} |
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|