2 * SHIX 2.0 board description
4 * Copyright (c) 2005 Samuel Tardieu
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 Shix 2.0 board by Alexis Polti, described at
26 https://web.archive.org/web/20070917001736/perso.enst.fr/~polti/realisations/shix20
28 More information in target/sh4/README.sh4
30 #include "qemu/osdep.h"
31 #include "qapi/error.h"
33 #include "hw/sh4/sh.h"
34 #include "sysemu/sysemu.h"
35 #include "sysemu/qtest.h"
36 #include "hw/boards.h"
37 #include "hw/loader.h"
38 #include "exec/address-spaces.h"
39 #include "qemu/error-report.h"
41 #define BIOS_FILENAME "shix_bios.bin"
42 #define BIOS_ADDRESS 0xA0000000
44 static void shix_init(MachineState
*machine
)
48 struct SH7750State
*s
;
49 MemoryRegion
*sysmem
= get_system_memory();
50 MemoryRegion
*rom
= g_new(MemoryRegion
, 1);
51 MemoryRegion
*sdram
= g_new(MemoryRegion
, 2);
53 cpu
= SUPERH_CPU(cpu_create(machine
->cpu_type
));
55 /* Allocate memory space */
56 memory_region_init_ram(rom
, NULL
, "shix.rom", 0x4000, &error_fatal
);
57 memory_region_set_readonly(rom
, true);
58 memory_region_add_subregion(sysmem
, 0x00000000, rom
);
59 memory_region_init_ram(&sdram
[0], NULL
, "shix.sdram1", 0x01000000,
61 memory_region_add_subregion(sysmem
, 0x08000000, &sdram
[0]);
62 memory_region_init_ram(&sdram
[1], NULL
, "shix.sdram2", 0x01000000,
64 memory_region_add_subregion(sysmem
, 0x0c000000, &sdram
[1]);
66 /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
67 if (bios_name
== NULL
)
68 bios_name
= BIOS_FILENAME
;
69 ret
= load_image_targphys(bios_name
, 0, 0x4000);
70 if (ret
< 0 && !qtest_enabled()) {
71 error_report("Could not load SHIX bios '%s'", bios_name
);
75 /* Register peripherals */
76 s
= sh7750_init(cpu
, sysmem
);
77 /* XXXXX Check success */
78 tc58128_init(s
, "shix_linux_nand.bin", NULL
);
81 static void shix_machine_init(MachineClass
*mc
)
83 mc
->desc
= "shix card";
85 mc
->is_default
= true;
86 mc
->default_cpu_type
= TYPE_SH7750R_CPU
;
89 DEFINE_MACHINE("shix", shix_machine_init
)