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