1 | /* |
2 | * SHIX 2.0 board description |
3 | * |
4 | * Copyright (c) 2005 Samuel Tardieu |
5 | * |
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: |
12 | * |
13 | * The above copyright notice and this permission notice shall be included in |
14 | * all copies or substantial portions of the Software. |
15 | * |
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 |
22 | * THE SOFTWARE. |
23 | */ |
24 | /* |
25 | Shix 2.0 board by Alexis Polti, described at |
26 | https://web.archive.org/web/20070917001736/perso.enst.fr/~polti/realisations/shix20 |
27 | |
28 | More information in target/sh4/README.sh4 |
29 | */ |
30 | #include "qemu/osdep.h" |
31 | #include "qapi/error.h" |
32 | #include "cpu.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" |
40 | |
41 | #define BIOS_FILENAME "shix_bios.bin" |
42 | #define BIOS_ADDRESS 0xA0000000 |
43 | |
44 | static void shix_init(MachineState *machine) |
45 | { |
46 | int ret; |
47 | SuperHCPU *cpu; |
48 | struct SH7750State *s; |
49 | MemoryRegion *sysmem = get_system_memory(); |
50 | MemoryRegion *rom = g_new(MemoryRegion, 1); |
51 | MemoryRegion *sdram = g_new(MemoryRegion, 2); |
52 | |
53 | cpu = SUPERH_CPU(cpu_create(machine->cpu_type)); |
54 | |
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, |
60 | &error_fatal); |
61 | memory_region_add_subregion(sysmem, 0x08000000, &sdram[0]); |
62 | memory_region_init_ram(&sdram[1], NULL, "shix.sdram2" , 0x01000000, |
63 | &error_fatal); |
64 | memory_region_add_subregion(sysmem, 0x0c000000, &sdram[1]); |
65 | |
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); |
72 | exit(1); |
73 | } |
74 | |
75 | /* Register peripherals */ |
76 | s = sh7750_init(cpu, sysmem); |
77 | /* XXXXX Check success */ |
78 | tc58128_init(s, "shix_linux_nand.bin" , NULL); |
79 | } |
80 | |
81 | static void shix_machine_init(MachineClass *mc) |
82 | { |
83 | mc->desc = "shix card" ; |
84 | mc->init = shix_init; |
85 | mc->is_default = 1; |
86 | mc->default_cpu_type = TYPE_SH7750R_CPU; |
87 | } |
88 | |
89 | DEFINE_MACHINE("shix" , shix_machine_init) |
90 | |