2020-12-19 08:53:17 +00:00
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/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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2023-09-30 19:34:47 +00:00
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Copyright (C) 2018-24 divingkatae and maximum
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2020-12-19 08:53:17 +00:00
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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2023-12-03 09:12:37 +00:00
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/** @file Construct a PDM-style Power Macintosh machine.
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2020-12-19 08:53:17 +00:00
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Author: Max Poliakovski
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*/
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2021-10-23 18:17:47 +00:00
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#include <cpu/ppc/ppcemu.h>
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2023-11-03 07:21:33 +00:00
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#include <devices/common/hwcomponent.h>
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2021-10-23 18:17:47 +00:00
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#include <devices/common/machineid.h>
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2023-11-03 07:21:33 +00:00
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#include <devices/common/mmiodevice.h>
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2022-02-05 17:15:46 +00:00
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#include <devices/common/scsi/scsi.h>
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2022-11-13 23:52:53 +00:00
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#include <devices/common/scsi/scsicdrom.h>
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2022-12-14 15:14:37 +00:00
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#include <devices/common/scsi/scsihd.h>
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2021-10-23 18:17:47 +00:00
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#include <devices/memctrl/hmc.h>
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2021-09-25 21:16:38 +00:00
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#include <loguru.hpp>
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2021-10-23 18:17:47 +00:00
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#include <machines/machinebase.h>
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2022-07-18 09:48:23 +00:00
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#include <machines/machinefactory.h>
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2021-10-23 18:17:47 +00:00
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#include <machines/machineproperties.h>
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2020-12-19 08:53:17 +00:00
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#include <string>
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2022-07-18 09:48:23 +00:00
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#include <vector>
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2020-12-19 08:53:17 +00:00
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2022-07-18 09:48:23 +00:00
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int initialize_pdm(std::string& id)
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{
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2023-01-11 22:35:54 +00:00
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LOG_F(INFO, "Building machine PDM...");
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2022-12-21 10:24:22 +00:00
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2022-07-18 09:48:23 +00:00
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uint16_t machine_id;
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2021-10-04 21:46:19 +00:00
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2022-07-18 09:48:23 +00:00
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// get raw pointer to HMC object
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2020-12-19 08:53:17 +00:00
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HMC* hmc_obj = dynamic_cast<HMC*>(gMachineObj->get_comp_by_name("HMC"));
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2022-07-18 09:48:23 +00:00
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if (id == "pm6100") {
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2023-12-29 23:31:16 +00:00
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machine_id = 0x3011;
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2022-07-18 09:48:23 +00:00
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} else if (id == "pm7100") {
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machine_id = 0x3012;
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} else if (id == "pm8100") {
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machine_id = 0x3013;
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} else {
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LOG_F(ERROR, "Unknown machine ID: %s!", id.c_str());
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return -1;
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}
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// create machine ID register
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gMachineObj->add_device("MachineID", std::unique_ptr<NubusMacID>(new NubusMacID(machine_id)));
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2021-09-30 21:00:56 +00:00
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hmc_obj->add_mmio_region(0x5FFFFFFC, 4,
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dynamic_cast<MMIODevice*>(gMachineObj->get_comp_by_name("MachineID")));
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2022-07-18 09:48:23 +00:00
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// allocate ROM region
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2020-12-19 08:53:17 +00:00
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if (!hmc_obj->add_rom_region(0x40000000, 0x400000)) {
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2022-08-14 12:26:56 +00:00
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LOG_F(ERROR, "Could not allocate ROM region!");
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2020-12-19 08:53:17 +00:00
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return -1;
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}
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2022-07-18 09:48:23 +00:00
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// mirror ROM to 0xFFC00000 for a PowerPC CPU to start
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2020-12-19 08:53:17 +00:00
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if (!hmc_obj->add_mem_mirror(0xFFC00000, 0x40000000)) {
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2022-08-14 12:26:56 +00:00
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LOG_F(ERROR, "Could not create ROM mirror!");
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2020-12-19 08:53:17 +00:00
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return -1;
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}
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2024-03-25 23:32:27 +00:00
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uint32_t bank_a_size = GET_INT_PROP("rambank1_size");
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uint32_t bank_b_size = GET_INT_PROP("rambank2_size");
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if (bank_b_size && bank_a_size != bank_b_size) {
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LOG_F(ERROR, "rambank1_size and rambank2_size should have equal size");
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return -1;
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}
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if (hmc_obj->install_ram(BANK_SIZE_8MB, bank_a_size << 20, bank_b_size << 20)) {
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LOG_F(ERROR, "Failed to allocate RAM!");
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2020-12-19 08:53:17 +00:00
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return -1;
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}
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2022-07-18 09:48:23 +00:00
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// Init virtual CPU and request MPC601
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2022-03-22 11:23:54 +00:00
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ppc_cpu_init(hmc_obj, PPC_VER::MPC601, 7812500ULL);
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2020-12-19 08:53:17 +00:00
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return 0;
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}
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2022-07-18 09:48:23 +00:00
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// Monitors supported by the PDM on-board video.
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// see displayid.cpp for the full list of supported monitor IDs.
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static const vector<string> PDMBuiltinMonitorIDs = {
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"PortraitGS", "MacRGB12in", "MacRGB15in", "HiRes12-14in", "VGA-SVGA",
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"MacRGB16in", "Multiscan15in", "Multiscan17in", "Multiscan20in",
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"NotConnected"
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};
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static const PropMap pm6100_settings = {
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{"rambank1_size",
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2024-03-25 23:32:27 +00:00
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new IntProperty(0, vector<uint32_t>({0, 2, 4, 8, 16, 32, 64, 128}))},
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2022-07-18 09:48:23 +00:00
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{"rambank2_size",
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2024-03-25 23:32:27 +00:00
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new IntProperty(0, vector<uint32_t>({0, 2, 4, 8, 16, 32, 64, 128}))},
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2022-07-18 09:48:23 +00:00
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{"mon_id",
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new StrProperty("HiRes12-14in", PDMBuiltinMonitorIDs)},
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2022-07-19 23:36:05 +00:00
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{"emmo",
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new BinProperty(0)},
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2022-07-18 09:48:23 +00:00
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};
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static vector<string> pm6100_devices = {
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2023-10-31 00:05:20 +00:00
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"HMC", "Amic"
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2022-07-18 09:48:23 +00:00
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};
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static const MachineDescription pm6100_descriptor = {
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.name = "pm6100",
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.description = "Power Macintosh 6100",
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.devices = pm6100_devices,
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.settings = pm6100_settings,
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.init_func = initialize_pdm
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};
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// self-registration with the MachineFactory
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REGISTER_MACHINE(pm6100, pm6100_descriptor);
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