mirror of
https://github.com/dingusdev/dingusppc.git
synced 2024-12-24 12:30:05 +00:00
93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
/*
|
|
DingusPPC - The Experimental PowerPC Macintosh emulator
|
|
Copyright (C) 2018-21 divingkatae and maximum
|
|
(theweirdo) spatium
|
|
|
|
(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
|
|
|
|
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 3 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.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/** @file Construct a PDM-style PowerMacintosh machine.
|
|
|
|
Author: Max Poliakovski
|
|
*/
|
|
|
|
#include <cpu/ppc/ppcemu.h>
|
|
#include <devices/common/machineid.h>
|
|
#include <devices/ioctrl/amic.h>
|
|
#include <devices/memctrl/hmc.h>
|
|
#include <devices/sound/soundserver.h>
|
|
#include <loguru.hpp>
|
|
#include <machines/machinebase.h>
|
|
#include <machines/machineproperties.h>
|
|
|
|
#include <string>
|
|
|
|
int create_pdm(std::string& id) {
|
|
if (gMachineObj) {
|
|
LOG_F(ERROR, "PDM Factory: global machine object not empty!");
|
|
return -1;
|
|
}
|
|
|
|
LOG_F(INFO, "Initializing the %s hardware...", id.c_str());
|
|
|
|
/* initialize the global machine object */
|
|
gMachineObj.reset(new MachineBase("PDM"));
|
|
|
|
/* register HMC memory controller */
|
|
gMachineObj->add_component("HMC", new HMC);
|
|
|
|
/* start the sound server. */
|
|
gMachineObj->add_component("SoundServer", new SoundServer());
|
|
|
|
/* register AMIC I/O controller */
|
|
gMachineObj->add_component("AMIC", new AMIC);
|
|
|
|
/* get raw pointer to HMC object */
|
|
HMC* hmc_obj = dynamic_cast<HMC*>(gMachineObj->get_comp_by_name("HMC"));
|
|
|
|
/* allocate machine ID register and tell we're running PowerMac 6100 */
|
|
// TODO: add a possibility to select another machine
|
|
// to be used with the same ROM
|
|
gMachineObj->add_component("MachineID", new NubusMacID(0x3010));
|
|
hmc_obj->add_mmio_region(0x5FFFFFFC, 4,
|
|
dynamic_cast<MMIODevice*>(gMachineObj->get_comp_by_name("MachineID")));
|
|
|
|
/* allocate ROM region */
|
|
if (!hmc_obj->add_rom_region(0x40000000, 0x400000)) {
|
|
LOG_F(ERROR, "Could not allocate ROM region!\n");
|
|
return -1;
|
|
}
|
|
|
|
/* mirror ROM to 0xFFC00000 for a PowerPC CPU to start */
|
|
if (!hmc_obj->add_mem_mirror(0xFFC00000, 0x40000000)) {
|
|
LOG_F(ERROR, "Could not create ROM mirror!\n");
|
|
return -1;
|
|
}
|
|
|
|
/* add 8MB of soldered on-board RAM */
|
|
if (!hmc_obj->add_ram_region(0x00000000, 0x800000)) {
|
|
LOG_F(ERROR, "Could not allocate built-in RAM region!\n");
|
|
return -1;
|
|
}
|
|
|
|
/* Init virtual CPU and request MPC601 */
|
|
ppc_cpu_init(hmc_obj, PPC_VER::MPC601);
|
|
|
|
LOG_F(INFO, "Initialization completed.\n");
|
|
|
|
return 0;
|
|
}
|