root / hw / shix.c @ 0157644c
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1 | 27c7ca7e | bellard | /*
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2 | 27c7ca7e | bellard | * SHIX 2.0 board description
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3 | 5fafdf24 | ths | *
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4 | 27c7ca7e | bellard | * Copyright (c) 2005 Samuel Tardieu
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5 | 5fafdf24 | ths | *
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6 | 27c7ca7e | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 27c7ca7e | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | 27c7ca7e | bellard | * in the Software without restriction, including without limitation the rights
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9 | 27c7ca7e | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 27c7ca7e | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | 27c7ca7e | bellard | * furnished to do so, subject to the following conditions:
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12 | 27c7ca7e | bellard | *
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13 | 27c7ca7e | bellard | * The above copyright notice and this permission notice shall be included in
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14 | 27c7ca7e | bellard | * all copies or substantial portions of the Software.
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15 | 27c7ca7e | bellard | *
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16 | 27c7ca7e | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 27c7ca7e | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 27c7ca7e | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 27c7ca7e | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 27c7ca7e | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 27c7ca7e | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 27c7ca7e | bellard | * THE SOFTWARE.
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23 | 27c7ca7e | bellard | */
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24 | 5fafdf24 | ths | /*
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25 | 27c7ca7e | bellard | Shix 2.0 board by Alexis Polti, described at
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26 | 27c7ca7e | bellard | http://perso.enst.fr/~polti/realisations/shix20/
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27 | 27c7ca7e | bellard | |
28 | 27c7ca7e | bellard | More information in target-sh4/README.sh4
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29 | 27c7ca7e | bellard | */
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30 | 87ecb68b | pbrook | #include "hw.h" |
31 | 376253ec | aliguori | #include "pc.h" |
32 | 87ecb68b | pbrook | #include "sh.h" |
33 | 87ecb68b | pbrook | #include "sysemu.h" |
34 | 87ecb68b | pbrook | #include "boards.h" |
35 | ca20cf32 | Blue Swirl | #include "loader.h" |
36 | 27c7ca7e | bellard | |
37 | 27c7ca7e | bellard | #define BIOS_FILENAME "shix_bios.bin" |
38 | 27c7ca7e | bellard | #define BIOS_ADDRESS 0xA0000000 |
39 | 27c7ca7e | bellard | |
40 | 376253ec | aliguori | void irq_info(Monitor *mon)
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41 | 27c7ca7e | bellard | { |
42 | 27c7ca7e | bellard | /* XXXXX */
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43 | 27c7ca7e | bellard | } |
44 | 27c7ca7e | bellard | |
45 | 376253ec | aliguori | void pic_info(Monitor *mon)
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46 | 27c7ca7e | bellard | { |
47 | 27c7ca7e | bellard | /* XXXXX */
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48 | 27c7ca7e | bellard | } |
49 | 27c7ca7e | bellard | |
50 | c227f099 | Anthony Liguori | static void shix_init(ram_addr_t ram_size, |
51 | 3023f332 | aliguori | const char *boot_device, |
52 | 27c7ca7e | bellard | const char *kernel_filename, const char *kernel_cmdline, |
53 | 94fc95cd | j_mayer | const char *initrd_filename, const char *cpu_model) |
54 | 27c7ca7e | bellard | { |
55 | 27c7ca7e | bellard | int ret;
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56 | 27c7ca7e | bellard | CPUState *env; |
57 | 27c7ca7e | bellard | struct SH7750State *s;
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58 | aaed909a | bellard | |
59 | aaed909a | bellard | if (!cpu_model)
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60 | aaed909a | bellard | cpu_model = "any";
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61 | 27c7ca7e | bellard | |
62 | 27c7ca7e | bellard | printf("Initializing CPU\n");
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63 | aaed909a | bellard | env = cpu_init(cpu_model); |
64 | 27c7ca7e | bellard | |
65 | 27c7ca7e | bellard | /* Allocate memory space */
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66 | 27c7ca7e | bellard | printf("Allocating ROM\n");
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67 | 27c7ca7e | bellard | cpu_register_physical_memory(0x00000000, 0x00004000, IO_MEM_ROM); |
68 | 27c7ca7e | bellard | printf("Allocating SDRAM 1\n");
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69 | 27c7ca7e | bellard | cpu_register_physical_memory(0x08000000, 0x01000000, 0x00004000); |
70 | 27c7ca7e | bellard | printf("Allocating SDRAM 2\n");
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71 | 27c7ca7e | bellard | cpu_register_physical_memory(0x0c000000, 0x01000000, 0x01004000); |
72 | 27c7ca7e | bellard | |
73 | 27c7ca7e | bellard | /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
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74 | 1192dad8 | j_mayer | if (bios_name == NULL) |
75 | 1192dad8 | j_mayer | bios_name = BIOS_FILENAME; |
76 | 1192dad8 | j_mayer | printf("%s: load BIOS '%s'\n", __func__, bios_name);
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77 | dcac9679 | pbrook | ret = load_image_targphys(bios_name, 0, 0x4000); |
78 | 27c7ca7e | bellard | if (ret < 0) { /* Check bios size */ |
79 | 27c7ca7e | bellard | fprintf(stderr, "ret=%d\n", ret);
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80 | 27c7ca7e | bellard | fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
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81 | 1192dad8 | j_mayer | bios_name); |
82 | 27c7ca7e | bellard | exit(1);
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83 | 27c7ca7e | bellard | } |
84 | 27c7ca7e | bellard | |
85 | 27c7ca7e | bellard | /* Register peripherals */
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86 | 27c7ca7e | bellard | s = sh7750_init(env); |
87 | 27c7ca7e | bellard | /* XXXXX Check success */
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88 | 27c7ca7e | bellard | tc58128_init(s, "shix_linux_nand.bin", NULL); |
89 | 27c7ca7e | bellard | fprintf(stderr, "initialization terminated\n");
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90 | 27c7ca7e | bellard | } |
91 | 27c7ca7e | bellard | |
92 | f80f9ec9 | Anthony Liguori | static QEMUMachine shix_machine = {
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93 | 4b32e168 | aliguori | .name = "shix",
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94 | 4b32e168 | aliguori | .desc = "shix card",
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95 | 4b32e168 | aliguori | .init = shix_init, |
96 | 0c257437 | Anthony Liguori | .is_default = 1,
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97 | 27c7ca7e | bellard | }; |
98 | f80f9ec9 | Anthony Liguori | |
99 | f80f9ec9 | Anthony Liguori | static void shix_machine_init(void) |
100 | f80f9ec9 | Anthony Liguori | { |
101 | f80f9ec9 | Anthony Liguori | qemu_register_machine(&shix_machine); |
102 | f80f9ec9 | Anthony Liguori | } |
103 | f80f9ec9 | Anthony Liguori | |
104 | f80f9ec9 | Anthony Liguori | machine_init(shix_machine_init); |