/[gxemul]/upstream/0.3.8/src/machines/machine_x86.c
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Annotation of /upstream/0.3.8/src/machines/machine_x86.c

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Revision 23 - (hide annotations)
Mon Oct 8 16:19:43 2007 UTC (16 years, 7 months ago) by dpavlin
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0.3.8
1 dpavlin 22 /*
2     * Copyright (C) 2005-2006 Anders Gavare. All rights reserved.
3     *
4     * Redistribution and use in source and binary forms, with or without
5     * modification, are permitted provided that the following conditions are met:
6     *
7     * 1. Redistributions of source code must retain the above copyright
8     * notice, this list of conditions and the following disclaimer.
9     * 2. Redistributions in binary form must reproduce the above copyright
10     * notice, this list of conditions and the following disclaimer in the
11     * documentation and/or other materials provided with the distribution.
12     * 3. The name of the author may not be used to endorse or promote products
13     * derived from this software without specific prior written permission.
14     *
15     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18     * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25     * SUCH DAMAGE.
26     *
27     *
28     * $Id: machine_x86.c,v 1.1 2006/01/06 11:41:46 debug Exp $
29     */
30    
31     #include <stdio.h>
32     #include <string.h>
33    
34     #include "bus_isa.h"
35     #include "cpu.h"
36     #include "device.h"
37     #include "devices.h"
38     #include "machine.h"
39     #include "machine_interrupts.h"
40     #include "memory.h"
41     #include "misc.h"
42    
43    
44     extern int quiet_mode;
45    
46    
47     MACHINE_SETUP(barex86)
48     {
49     machine->machine_name = "\"Bare\" x86 machine";
50     machine->stable = 1;
51     }
52    
53    
54     MACHINE_SETUP(x86)
55     {
56     if (machine->machine_subtype == MACHINE_X86_XT)
57     machine->machine_name = "PC XT";
58     else
59     machine->machine_name = "Generic x86 PC";
60    
61     machine->md_interrupt = x86_pc_interrupt;
62    
63     bus_isa_init(machine, BUS_ISA_IDE0 | BUS_ISA_IDE1 | BUS_ISA_VGA |
64     BUS_ISA_PCKBC_FORCE_USE |
65     (machine->machine_subtype == MACHINE_X86_XT?
66     BUS_ISA_NO_SECOND_PIC : 0) | BUS_ISA_FDC,
67     X86_IO_BASE, 0x00000000, 0, 16);
68    
69     if (machine->prom_emulation)
70     pc_bios_init(cpu);
71    
72     if (!machine->use_x11 && !quiet_mode)
73     fprintf(stderr, "-------------------------------------"
74     "------------------------------------------\n"
75     "\n WARNING! You are emulating a PC without -X. "
76     "You will miss graphical output!\n\n"
77     "-------------------------------------"
78     "------------------------------------------\n");
79     }
80    
81    
82     MACHINE_DEFAULT_CPU(barex86)
83     {
84     machine->cpu_name = strdup("AMD64");
85     }
86    
87    
88     MACHINE_DEFAULT_CPU(x86)
89     {
90     if (machine->machine_subtype == MACHINE_X86_XT) {
91     machine->cpu_name = strdup("8086");
92     return;
93     }
94    
95     machine->cpu_name = strdup("AMD64");
96     }
97    
98    
99     MACHINE_DEFAULT_RAM(x86)
100     {
101     if (machine->machine_subtype == MACHINE_X86_XT) {
102     machine->physical_ram_in_mb = 1;
103     return;
104     }
105    
106     machine->physical_ram_in_mb = 64;
107     }
108    
109    
110     MACHINE_REGISTER(barex86)
111     {
112     MR_DEFAULT(barex86, "Generic \"bare\" X86 machine", ARCH_X86,
113     MACHINE_BAREX86, 1, 0);
114     me->aliases[0] = "barex86";
115     machine_entry_add(me, ARCH_X86);
116     }
117    
118    
119     MACHINE_REGISTER(x86)
120     {
121     MR_DEFAULT(x86, "x86-based PC", ARCH_X86, MACHINE_X86, 2, 2);
122     me->aliases[0] = "pc";
123     me->aliases[1] = "x86";
124     me->subtype[0] = machine_entry_subtype_new("Generic PC",
125     MACHINE_X86_GENERIC, 2);
126     me->subtype[0]->aliases[0] = "pc";
127     me->subtype[0]->aliases[1] = "generic";
128     me->subtype[1] = machine_entry_subtype_new("PC XT", MACHINE_X86_XT, 1);
129     me->subtype[1]->aliases[0] = "xt";
130     me->set_default_ram = machine_default_ram_x86;
131     machine_entry_add(me, ARCH_X86);
132     }
133    

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