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/*
* QEMU model of the Canon DIGIC boards (cameras indeed :).
*
* Copyright (C) 2013 Antony Pavlov <antonynpavlov@gmail.com>
*
* This model is based on reverse engineering efforts
* made by CHDK (http://chdk.wikia.com) and
* Magic Lantern (http://www.magiclantern.fm) projects
* contributors.
*
* See docs here:
* http://magiclantern.wikia.com/wiki/Register_Map
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include "hw/boards.h"
#include "exec/address-spaces.h"
#include "qemu/error-report.h"
#include "hw/arm/digic.h"
typedef struct DigicBoardState {
DigicState *digic;
MemoryRegion ram;
} DigicBoardState;
typedef struct DigicBoard {
hwaddr ram_size;
} DigicBoard;
static void digic4_board_setup_ram(DigicBoardState *s, hwaddr ram_size)
{
memory_region_init_ram(&s->ram, NULL, "ram", ram_size);
memory_region_add_subregion(get_system_memory(), 0, &s->ram);
vmstate_register_ram_global(&s->ram);
}
static void digic4_board_init(DigicBoard *board)
{
Error *err = NULL;
DigicBoardState *s = g_new(DigicBoardState, 1);
s->digic = DIGIC(object_new(TYPE_DIGIC));
object_property_set_bool(OBJECT(s->digic), true, "realized", &err);
if (err != NULL) {
error_report("Couldn't realize DIGIC SoC: %s\n",
error_get_pretty(err));
exit(1);
}
digic4_board_setup_ram(s, board->ram_size);
}
static DigicBoard digic4_board_canon_a1100 = {
.ram_size = 64 * 1024 * 1024,
};
static void canon_a1100_init(QEMUMachineInitArgs *args)
{
digic4_board_init(&digic4_board_canon_a1100);
}
static QEMUMachine canon_a1100 = {
.name = "canon-a1100",
.desc = "Canon PowerShot A1100 IS",
.init = &canon_a1100_init,
};
static void digic_register_machines(void)
{
qemu_register_machine(&canon_a1100);
}
machine_init(digic_register_machines)
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