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 |
dpavlin |
26 |
* $Id: machine_evbmips.c,v 1.7 2006/06/24 10:19:19 debug Exp $ |
29 |
dpavlin |
22 |
*/ |
30 |
|
|
|
31 |
|
|
#include <stdio.h> |
32 |
|
|
#include <stdlib.h> |
33 |
|
|
#include <string.h> |
34 |
|
|
|
35 |
|
|
#include "bus_isa.h" |
36 |
|
|
#include "bus_pci.h" |
37 |
|
|
#include "cpu.h" |
38 |
|
|
#include "device.h" |
39 |
|
|
#include "devices.h" |
40 |
|
|
#include "machine.h" |
41 |
|
|
#include "machine_interrupts.h" |
42 |
|
|
#include "memory.h" |
43 |
|
|
#include "misc.h" |
44 |
|
|
|
45 |
|
|
#include "maltareg.h" |
46 |
|
|
|
47 |
|
|
|
48 |
|
|
MACHINE_SETUP(evbmips) |
49 |
|
|
{ |
50 |
|
|
char tmpstr[1000]; |
51 |
|
|
char tmps[50]; |
52 |
|
|
uint64_t env, tmpptr; |
53 |
|
|
struct pci_data *pci_data; |
54 |
|
|
int i; |
55 |
|
|
|
56 |
|
|
/* See http://www.netbsd.org/Ports/evbmips/ for more info. */ |
57 |
|
|
|
58 |
|
|
switch (machine->machine_subtype) { |
59 |
|
|
case MACHINE_EVBMIPS_MALTA: |
60 |
|
|
case MACHINE_EVBMIPS_MALTA_BE: |
61 |
|
|
cpu->byte_order = EMUL_LITTLE_ENDIAN; |
62 |
|
|
machine->machine_name = "MALTA (evbmips, little endian)"; |
63 |
|
|
machine->stable = 1; |
64 |
|
|
|
65 |
|
|
if (machine->machine_subtype == MACHINE_EVBMIPS_MALTA_BE) { |
66 |
|
|
machine->machine_name = "MALTA (evbmips, big endian)"; |
67 |
|
|
cpu->byte_order = EMUL_BIG_ENDIAN; |
68 |
|
|
} |
69 |
|
|
|
70 |
|
|
machine->md_interrupt = isa8_interrupt; |
71 |
|
|
machine->isa_pic_data.native_irq = 2; |
72 |
|
|
|
73 |
|
|
bus_isa_init(machine, 0, 0x18000000, 0x10000000, 8, 24); |
74 |
|
|
|
75 |
|
|
snprintf(tmpstr, sizeof(tmpstr), "ns16550 irq=4 addr=0x%x" |
76 |
|
|
" name2=tty2 in_use=0", MALTA_CBUSUART); |
77 |
|
|
device_add(machine, tmpstr); |
78 |
|
|
|
79 |
|
|
pci_data = dev_gt_init(machine, machine->memory, 0x1be00000, |
80 |
|
|
8+9, 8+9, 120); |
81 |
|
|
|
82 |
|
|
if (machine->use_x11) { |
83 |
|
|
if (strlen(machine->boot_string_argument) < 3) { |
84 |
|
|
fatal("WARNING: remember to use -o 'console=" |
85 |
|
|
"tty0' if you are emulating Linux. (Not" |
86 |
|
|
" needed for NetBSD.)\n"); |
87 |
|
|
} |
88 |
|
|
bus_pci_add(machine, pci_data, machine->memory, |
89 |
|
|
0, 8, 0, "s3_virge"); |
90 |
|
|
} |
91 |
|
|
|
92 |
|
|
bus_pci_add(machine, pci_data, machine->memory, |
93 |
|
|
0, 9, 0, "piix4_isa"); |
94 |
|
|
bus_pci_add(machine, pci_data, machine->memory, |
95 |
|
|
0, 9, 1, "piix4_ide"); |
96 |
|
|
|
97 |
|
|
device_add(machine, "malta_lcd addr=0x1f000400"); |
98 |
|
|
break; |
99 |
|
|
|
100 |
dpavlin |
24 |
case MACHINE_EVBMIPS_MESHCUBE: |
101 |
|
|
machine->machine_name = "Meshcube"; |
102 |
|
|
|
103 |
|
|
/* See: http://mail-index.netbsd.org/port-evbmips/2006/ |
104 |
|
|
02/23/0000.html */ |
105 |
|
|
|
106 |
|
|
if (machine->physical_ram_in_mb != 64) |
107 |
|
|
fprintf(stderr, "WARNING! MeshCubes are supposed to " |
108 |
|
|
"have exactly 64 MB RAM. Continuing anyway.\n"); |
109 |
|
|
if (machine->use_x11) |
110 |
|
|
fprintf(stderr, "WARNING! MeshCube with -X is " |
111 |
|
|
"meaningless. Continuing anyway.\n"); |
112 |
|
|
|
113 |
|
|
/* First of all, the MeshCube has an Au1500 in it: */ |
114 |
|
|
machine->md_interrupt = au1x00_interrupt; |
115 |
|
|
machine->md_int.au1x00_ic_data = dev_au1x00_init(machine, |
116 |
|
|
machine->memory); |
117 |
|
|
|
118 |
|
|
/* |
119 |
|
|
* TODO: Which non-Au1500 devices, and at what addresses? |
120 |
|
|
* |
121 |
|
|
* "4G Systems MTX-1 Board" at ? |
122 |
|
|
* 1017fffc, 14005004, 11700000, 11700008, 11900014, |
123 |
|
|
* 1190002c, 11900100, 11900108, 1190010c, |
124 |
|
|
* 10400040 - 10400074, |
125 |
|
|
* 14001000 (possibly LCD?) |
126 |
|
|
* 11100028 (possibly ttySx?) |
127 |
|
|
* |
128 |
|
|
* "usb_ohci=base:0x10100000,len:0x100000,irq:26" |
129 |
|
|
*/ |
130 |
|
|
|
131 |
|
|
/* Linux reads this during startup... */ |
132 |
|
|
device_add(machine, "random addr=0x1017fffc len=4"); |
133 |
|
|
|
134 |
|
|
break; |
135 |
|
|
|
136 |
dpavlin |
22 |
case MACHINE_EVBMIPS_PB1000: |
137 |
|
|
machine->machine_name = "PB1000 (evbmips)"; |
138 |
|
|
cpu->byte_order = EMUL_BIG_ENDIAN; |
139 |
|
|
|
140 |
|
|
machine->md_interrupt = au1x00_interrupt; |
141 |
|
|
machine->md_int.au1x00_ic_data = dev_au1x00_init(machine, |
142 |
|
|
machine->memory); |
143 |
|
|
/* TODO */ |
144 |
|
|
break; |
145 |
|
|
|
146 |
|
|
default:fatal("Unimplemented EVBMIPS model.\n"); |
147 |
|
|
exit(1); |
148 |
|
|
} |
149 |
|
|
|
150 |
|
|
if (!machine->prom_emulation) |
151 |
|
|
return; |
152 |
|
|
|
153 |
|
|
|
154 |
|
|
/* NetBSD/evbmips wants these: (at least for Malta) */ |
155 |
|
|
|
156 |
|
|
/* a0 = argc */ |
157 |
|
|
cpu->cd.mips.gpr[MIPS_GPR_A0] = 2; |
158 |
|
|
|
159 |
|
|
/* a1 = argv */ |
160 |
|
|
cpu->cd.mips.gpr[MIPS_GPR_A1] = (int32_t)0x9fc01000; |
161 |
|
|
store_32bit_word(cpu, (int32_t)0x9fc01000, 0x9fc01040); |
162 |
|
|
store_32bit_word(cpu, (int32_t)0x9fc01004, 0x9fc01200); |
163 |
|
|
store_32bit_word(cpu, (int32_t)0x9fc01008, 0); |
164 |
|
|
|
165 |
|
|
machine->bootstr = strdup(machine->boot_kernel_filename); |
166 |
|
|
machine->bootarg = strdup(machine->boot_string_argument); |
167 |
|
|
store_string(cpu, (int32_t)0x9fc01040, machine->bootstr); |
168 |
|
|
store_string(cpu, (int32_t)0x9fc01200, machine->bootarg); |
169 |
|
|
|
170 |
|
|
/* a2 = (yamon_env_var *)envp */ |
171 |
|
|
cpu->cd.mips.gpr[MIPS_GPR_A2] = (int32_t)0x9fc01800; |
172 |
|
|
|
173 |
|
|
env = cpu->cd.mips.gpr[MIPS_GPR_A2]; |
174 |
|
|
tmpptr = 0xffffffff9fc01c00ULL; |
175 |
|
|
|
176 |
|
|
snprintf(tmps, sizeof(tmps), "0x%08x", machine->physical_ram_in_mb<<20); |
177 |
|
|
add_environment_string_dual(cpu, &env, &tmpptr, "memsize", tmps); |
178 |
|
|
|
179 |
|
|
add_environment_string_dual(cpu, &env, &tmpptr, "yamonrev", "02.06"); |
180 |
|
|
|
181 |
|
|
/* End of env: */ |
182 |
|
|
tmpptr = 0; |
183 |
|
|
add_environment_string_dual(cpu, |
184 |
|
|
&env, &tmpptr, NULL, NULL); |
185 |
|
|
|
186 |
|
|
/* a3 = memsize */ |
187 |
|
|
cpu->cd.mips.gpr[MIPS_GPR_A3] = machine->physical_ram_in_mb * 1048576; |
188 |
|
|
/* Hm. Linux ignores a3. */ |
189 |
|
|
|
190 |
|
|
/* |
191 |
|
|
* TODO: |
192 |
|
|
* Core ID numbers. |
193 |
|
|
* How much of this is not valid for PBxxxx? |
194 |
|
|
* |
195 |
|
|
* See maltareg.h for more info. |
196 |
|
|
*/ |
197 |
|
|
store_32bit_word(cpu, (int32_t)(0x80000000 + MALTA_REVISION), |
198 |
|
|
(1 << 10) + 0x26); |
199 |
|
|
|
200 |
|
|
/* Call vectors at 0x9fc005xx: */ |
201 |
|
|
for (i=0; i<0x100; i+=4) |
202 |
|
|
store_32bit_word(cpu, (int64_t)(int32_t)0x9fc00500 + i, |
203 |
|
|
(int64_t)(int32_t)0x9fc00800 + i); |
204 |
dpavlin |
24 |
|
205 |
|
|
/* "Magic trap" PROM instructions at 0x9fc008xx: */ |
206 |
|
|
for (i=0; i<0x100; i+=4) |
207 |
|
|
store_32bit_word(cpu, (int64_t)(int32_t)0x9fc00800 + i, |
208 |
|
|
0x00c0de0c); |
209 |
dpavlin |
22 |
} |
210 |
|
|
|
211 |
|
|
|
212 |
|
|
MACHINE_DEFAULT_CPU(evbmips) |
213 |
|
|
{ |
214 |
|
|
switch (machine->machine_subtype) { |
215 |
|
|
case MACHINE_EVBMIPS_MALTA: |
216 |
|
|
case MACHINE_EVBMIPS_MALTA_BE: |
217 |
|
|
machine->cpu_name = strdup("5Kc"); |
218 |
|
|
break; |
219 |
dpavlin |
24 |
case MACHINE_EVBMIPS_MESHCUBE: |
220 |
|
|
machine->cpu_name = strdup("AU1500"); |
221 |
|
|
break; |
222 |
dpavlin |
22 |
case MACHINE_EVBMIPS_PB1000: |
223 |
|
|
machine->cpu_name = strdup("AU1000"); |
224 |
|
|
break; |
225 |
|
|
default:fatal("Unimplemented evbmips subtype.\n"); |
226 |
|
|
exit(1); |
227 |
|
|
} |
228 |
|
|
} |
229 |
|
|
|
230 |
|
|
|
231 |
|
|
MACHINE_DEFAULT_RAM(evbmips) |
232 |
|
|
{ |
233 |
dpavlin |
24 |
/* MeshCube is always (?) 64 MB, and the others work fine |
234 |
|
|
with 64 MB too. */ |
235 |
dpavlin |
22 |
machine->physical_ram_in_mb = 64; |
236 |
|
|
} |
237 |
|
|
|
238 |
|
|
|
239 |
|
|
MACHINE_REGISTER(evbmips) |
240 |
|
|
{ |
241 |
dpavlin |
26 |
MR_DEFAULT(evbmips, "MIPS evaluation boards (evbmips)", |
242 |
|
|
ARCH_MIPS, MACHINE_EVBMIPS); |
243 |
dpavlin |
24 |
|
244 |
dpavlin |
26 |
machine_entry_add_alias(me, "evbmips"); |
245 |
dpavlin |
24 |
|
246 |
dpavlin |
26 |
machine_entry_add_subtype(me, "Malta", MACHINE_EVBMIPS_MALTA, |
247 |
|
|
"malta", NULL); |
248 |
dpavlin |
24 |
|
249 |
dpavlin |
26 |
machine_entry_add_subtype(me, "Malta (Big-Endian)", |
250 |
|
|
MACHINE_EVBMIPS_MALTA_BE, "maltabe", NULL); |
251 |
dpavlin |
24 |
|
252 |
dpavlin |
26 |
machine_entry_add_subtype(me, "MeshCube", MACHINE_EVBMIPS_MESHCUBE, |
253 |
|
|
"meshcube", NULL); |
254 |
dpavlin |
24 |
|
255 |
dpavlin |
26 |
machine_entry_add_subtype(me, "PB1000", MACHINE_EVBMIPS_PB1000, |
256 |
|
|
"pb1000", NULL); |
257 |
dpavlin |
24 |
|
258 |
dpavlin |
22 |
me->set_default_ram = machine_default_ram_evbmips; |
259 |
|
|
} |
260 |
|
|
|