machine_vocore.cc Source File

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machine_vocore.cc
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1 /*
2  * Copyright (C) 2018 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  * COMMENT: VoCore
29  */
30 
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34 
35 #include "cpu.h"
36 #include "device.h"
37 #include "devices.h"
38 #include "machine.h"
39 #include "memory.h"
40 #include "misc.h"
41 
42 
44 {
45  machine->machine_name = strdup("VoCore");
46 
47  machine->emulated_hz = 360000000;
48 
49  /* Some devices mentioned in the Linux kernel (as shown using strings):
50 
51  i/palmbus@10000000/spi@b00
52  n/palmbus@10000000/spi@b40
53  s/palmbus@10000000/uartlite@c00
54  palmbus@10000000
55  timer@100
56  ethernet@10100000
57  esw@10110000
58  wmac@10180000
59  ehci@101c0000
60  ohci@101c1000
61  */
62 
63  device_add(machine, "palmbus addr=0x10000000");
64 
65  if (!machine->prom_emulation)
66  return;
67 
68  // TODO: uboot emulation?
69 }
70 
71 
73 {
74  // According to http://vocore.io/v1d.html: RT5350, 360 MHz, MIPS 24K
75  // According to Linux booting on my real machine:
76  // CPU revision is: 0001964c (MIPS 24KEc)
77  // Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
78  // Primary data cache 16kB, 4-way, VIPT, no aliases, linesize 32 bytes
79  machine->cpu_name = strdup("24KEc");
80 }
81 
82 
84 {
86 }
87 
88 
90 {
91  MR_DEFAULT(vocore, "VoCore", ARCH_MIPS, MACHINE_VOCORE);
92 
93  machine_entry_add_alias(me, "vocore");
94 
95  me->set_default_ram = machine_default_ram_vocore;
96 }
97 
int emulated_hz
Definition: machine.h:165
int prom_emulation
Definition: machine.h:149
char * cpu_name
Definition: machine.h:133
MACHINE_REGISTER(vocore)
MACHINE_DEFAULT_CPU(vocore)
void * device_add(struct machine *machine, const char *name_and_params)
Definition: device.cc:252
int physical_ram_in_mb
Definition: machine.h:147
MACHINE_SETUP(vocore)
#define MACHINE_VOCORE
Definition: machine.h:222
void machine_entry_add_alias(struct machine_entry *me, const char *name)
Definition: machine.cc:697
MACHINE_DEFAULT_RAM(vocore)
#define MR_DEFAULT(x, name, arch, type)
Definition: machine.h:370
const char * machine_name
Definition: machine.h:115
#define ARCH_MIPS
Definition: machine.h:203

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