Statistics
| Branch: | Revision:

root / hw / shix.c @ 5fafdf24

History | View | Annotate | Download (2.9 kB)

1 27c7ca7e bellard
/*
2 27c7ca7e bellard
 * SHIX 2.0 board description
3 5fafdf24 ths
 *
4 27c7ca7e bellard
 * Copyright (c) 2005 Samuel Tardieu
5 5fafdf24 ths
 *
6 27c7ca7e bellard
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 27c7ca7e bellard
 * of this software and associated documentation files (the "Software"), to deal
8 27c7ca7e bellard
 * in the Software without restriction, including without limitation the rights
9 27c7ca7e bellard
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 27c7ca7e bellard
 * copies of the Software, and to permit persons to whom the Software is
11 27c7ca7e bellard
 * furnished to do so, subject to the following conditions:
12 27c7ca7e bellard
 *
13 27c7ca7e bellard
 * The above copyright notice and this permission notice shall be included in
14 27c7ca7e bellard
 * all copies or substantial portions of the Software.
15 27c7ca7e bellard
 *
16 27c7ca7e bellard
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 27c7ca7e bellard
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 27c7ca7e bellard
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 27c7ca7e bellard
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 27c7ca7e bellard
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 27c7ca7e bellard
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 27c7ca7e bellard
 * THE SOFTWARE.
23 27c7ca7e bellard
 */
24 5fafdf24 ths
/*
25 27c7ca7e bellard
   Shix 2.0 board by Alexis Polti, described at
26 27c7ca7e bellard
   http://perso.enst.fr/~polti/realisations/shix20/
27 27c7ca7e bellard

28 27c7ca7e bellard
   More information in target-sh4/README.sh4
29 27c7ca7e bellard
*/
30 27c7ca7e bellard
#include "vl.h"
31 27c7ca7e bellard
32 27c7ca7e bellard
#define BIOS_FILENAME "shix_bios.bin"
33 27c7ca7e bellard
#define BIOS_ADDRESS 0xA0000000
34 27c7ca7e bellard
35 27c7ca7e bellard
void DMA_run(void)
36 27c7ca7e bellard
{
37 27c7ca7e bellard
    /* XXXXX */
38 27c7ca7e bellard
}
39 27c7ca7e bellard
40 27c7ca7e bellard
void irq_info(void)
41 27c7ca7e bellard
{
42 27c7ca7e bellard
    /* XXXXX */
43 27c7ca7e bellard
}
44 27c7ca7e bellard
45 27c7ca7e bellard
void pic_info()
46 27c7ca7e bellard
{
47 27c7ca7e bellard
    /* XXXXX */
48 27c7ca7e bellard
}
49 27c7ca7e bellard
50 27c7ca7e bellard
void vga_update_display()
51 27c7ca7e bellard
{
52 27c7ca7e bellard
    /* XXXXX */
53 27c7ca7e bellard
}
54 27c7ca7e bellard
55 27c7ca7e bellard
void vga_invalidate_display()
56 27c7ca7e bellard
{
57 27c7ca7e bellard
    /* XXXXX */
58 27c7ca7e bellard
}
59 27c7ca7e bellard
60 27c7ca7e bellard
void vga_screen_dump(const char *filename)
61 27c7ca7e bellard
{
62 27c7ca7e bellard
    /* XXXXX */
63 27c7ca7e bellard
}
64 27c7ca7e bellard
65 27c7ca7e bellard
void shix_init(int ram_size, int vga_ram_size, int boot_device,
66 27c7ca7e bellard
               DisplayState * ds, const char **fd_filename, int snapshot,
67 27c7ca7e bellard
               const char *kernel_filename, const char *kernel_cmdline,
68 94fc95cd j_mayer
               const char *initrd_filename, const char *cpu_model)
69 27c7ca7e bellard
{
70 27c7ca7e bellard
    int ret;
71 27c7ca7e bellard
    CPUState *env;
72 27c7ca7e bellard
    struct SH7750State *s;
73 27c7ca7e bellard
74 27c7ca7e bellard
    printf("Initializing CPU\n");
75 27c7ca7e bellard
    env = cpu_init();
76 27c7ca7e bellard
77 27c7ca7e bellard
    /* Allocate memory space */
78 27c7ca7e bellard
    printf("Allocating ROM\n");
79 27c7ca7e bellard
    cpu_register_physical_memory(0x00000000, 0x00004000, IO_MEM_ROM);
80 27c7ca7e bellard
    printf("Allocating SDRAM 1\n");
81 27c7ca7e bellard
    cpu_register_physical_memory(0x08000000, 0x01000000, 0x00004000);
82 27c7ca7e bellard
    printf("Allocating SDRAM 2\n");
83 27c7ca7e bellard
    cpu_register_physical_memory(0x0c000000, 0x01000000, 0x01004000);
84 27c7ca7e bellard
85 27c7ca7e bellard
    /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
86 27c7ca7e bellard
    printf("%s: load BIOS '%s'\n", __func__, BIOS_FILENAME);
87 27c7ca7e bellard
    ret = load_image(BIOS_FILENAME, phys_ram_base);
88 27c7ca7e bellard
    if (ret < 0) {                /* Check bios size */
89 27c7ca7e bellard
        fprintf(stderr, "ret=%d\n", ret);
90 27c7ca7e bellard
        fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
91 27c7ca7e bellard
                BIOS_FILENAME);
92 27c7ca7e bellard
        exit(1);
93 27c7ca7e bellard
    }
94 27c7ca7e bellard
95 27c7ca7e bellard
    /* Register peripherals */
96 27c7ca7e bellard
    s = sh7750_init(env);
97 27c7ca7e bellard
    /* XXXXX Check success */
98 27c7ca7e bellard
    tc58128_init(s, "shix_linux_nand.bin", NULL);
99 27c7ca7e bellard
    fprintf(stderr, "initialization terminated\n");
100 27c7ca7e bellard
}
101 27c7ca7e bellard
102 27c7ca7e bellard
QEMUMachine shix_machine = {
103 27c7ca7e bellard
    "shix",
104 27c7ca7e bellard
    "shix card",
105 27c7ca7e bellard
    shix_init
106 27c7ca7e bellard
};