103 lines
3.4 KiB
C
103 lines
3.4 KiB
C
/*
|
|
* SHIX 2.0 board description
|
|
*
|
|
* Copyright (c) 2005 Samuel Tardieu
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
/*
|
|
Shix 2.0 board by Alexis Polti, described at
|
|
http://perso.enst.fr/~polti/realisations/shix20/
|
|
|
|
More information in target-sh4/README.sh4
|
|
*/
|
|
#include "hw.h"
|
|
#include "sh.h"
|
|
#include "sysemu/sysemu.h"
|
|
#include "boards.h"
|
|
#include "loader.h"
|
|
#include "exec/address-spaces.h"
|
|
|
|
#define BIOS_FILENAME "shix_bios.bin"
|
|
#define BIOS_ADDRESS 0xA0000000
|
|
|
|
static void shix_init(QEMUMachineInitArgs *args)
|
|
{
|
|
const char *cpu_model = args->cpu_model;
|
|
int ret;
|
|
CPUSH4State *env;
|
|
struct SH7750State *s;
|
|
MemoryRegion *sysmem = get_system_memory();
|
|
MemoryRegion *rom = g_new(MemoryRegion, 1);
|
|
MemoryRegion *sdram = g_new(MemoryRegion, 2);
|
|
|
|
if (!cpu_model)
|
|
cpu_model = "any";
|
|
|
|
printf("Initializing CPU\n");
|
|
env = cpu_init(cpu_model);
|
|
|
|
/* Allocate memory space */
|
|
printf("Allocating ROM\n");
|
|
memory_region_init_ram(rom, "shix.rom", 0x4000);
|
|
vmstate_register_ram_global(rom);
|
|
memory_region_set_readonly(rom, true);
|
|
memory_region_add_subregion(sysmem, 0x00000000, rom);
|
|
printf("Allocating SDRAM 1\n");
|
|
memory_region_init_ram(&sdram[0], "shix.sdram1", 0x01000000);
|
|
vmstate_register_ram_global(&sdram[0]);
|
|
memory_region_add_subregion(sysmem, 0x08000000, &sdram[0]);
|
|
printf("Allocating SDRAM 2\n");
|
|
memory_region_init_ram(&sdram[1], "shix.sdram2", 0x01000000);
|
|
vmstate_register_ram_global(&sdram[1]);
|
|
memory_region_add_subregion(sysmem, 0x0c000000, &sdram[1]);
|
|
|
|
/* Load BIOS in 0 (and access it through P2, 0xA0000000) */
|
|
if (bios_name == NULL)
|
|
bios_name = BIOS_FILENAME;
|
|
printf("%s: load BIOS '%s'\n", __func__, bios_name);
|
|
ret = load_image_targphys(bios_name, 0, 0x4000);
|
|
if (ret < 0) { /* Check bios size */
|
|
fprintf(stderr, "ret=%d\n", ret);
|
|
fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
|
|
bios_name);
|
|
exit(1);
|
|
}
|
|
|
|
/* Register peripherals */
|
|
s = sh7750_init(env, sysmem);
|
|
/* XXXXX Check success */
|
|
tc58128_init(s, "shix_linux_nand.bin", NULL);
|
|
fprintf(stderr, "initialization terminated\n");
|
|
}
|
|
|
|
static QEMUMachine shix_machine = {
|
|
.name = "shix",
|
|
.desc = "shix card",
|
|
.init = shix_init,
|
|
.is_default = 1,
|
|
};
|
|
|
|
static void shix_machine_init(void)
|
|
{
|
|
qemu_register_machine(&shix_machine);
|
|
}
|
|
|
|
machine_init(shix_machine_init);
|