Add machinepippin.cpp to /machines.

2024-12-22 15:29:58 +00:00 · 2024-04-07 18:38:23 +02:00 · 2024-04-07 18:38:23 +02:00 · bdd441b1b6
commit bdd441b1b6
parent 4c9fe06229
1 changed files with 87 additions and 0 deletions
--- a/machines/machinepippin.cpp
+++ b/machines/machinepippin.cpp
@ -0,0 +1,87 @@
+/*
+DingusPPC - The Experimental PowerPC Macintosh emulator
+Copyright (C) 2018-24 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 Bandai/Atmark Pippin emulation. */
+
+#include <cpu/ppc/ppcemu.h>
+#include <devices/common/pci/pcihost.h>
+#include <devices/ioctrl/macio.h>
+#include <devices/memctrl/aspen.h>
+#include <machines/machinebase.h>
+#include <machines/machinefactory.h>
+#include <loguru.hpp>
+
+int initialize_pippin(std::string& id) {
+    LOG_F(INFO, "Building machine Pippin...");
+
+    PCIHost *pci_host = dynamic_cast<PCIHost*>(gMachineObj->get_comp_by_name("AspenPci1"));
+
+    // connect GrandCentral I/O controller to the PCI1 bus
+    pci_host->pci_register_device(DEV_FUN(0x10,0),
+        dynamic_cast<GrandCentral*>(gMachineObj->get_comp_by_name("GrandCentral")));
+
+    // get (raw) pointer to the memory controller
+    AspenCtrl* aspen_obj = dynamic_cast<AspenCtrl*>(gMachineObj->get_comp_by_name("Aspen"));
+
+    // allocate ROM region
+    if (!aspen_obj->add_rom_region(0xFFC00000, 0x400000)) {
+        LOG_F(ERROR, "Could not allocate ROM region!");
+        return -1;
+    }
+
+    // configure RAM
+    aspen_obj->insert_ram_dimm(0, GET_INT_PROP("rambank1_size")); // soldered onboard RAM
+    aspen_obj->insert_ram_dimm(1, GET_INT_PROP("rambank2_size")); // soldered onboard RAM
+    aspen_obj->insert_ram_dimm(2, GET_INT_PROP("rambank3_size")); // RAM expansion slot
+    aspen_obj->insert_ram_dimm(3, GET_INT_PROP("rambank4_size")); // RAM expansion slot
+
+    // init virtual CPU
+    ppc_cpu_init(aspen_obj, PPC_VER::MPC603, 16500000ULL);
+
+    return 0;
+}
+
+static const PropMap Pippin_Settings = {
+    {"rambank1_size",
+        new IntProperty(4, vector<uint32_t>({4}))}, // fixed size
+    {"rambank2_size",
+        new IntProperty(1, vector<uint32_t>({1}))}, // fixed size
+    {"rambank3_size",
+        new IntProperty(0, vector<uint32_t>({0, 1, 4, 8, 16}))},
+    {"rambank4_size",
+        new IntProperty(0, vector<uint32_t>({0, 1, 4, 8, 16}))},
+    {"emmo",
+        new BinProperty(0)},
+};
+
+static vector<string> Pippin_Devices = {
+    "Aspen", "AspenPci1", "ScsiMesh", "MeshTnt", "GrandCentral"
+};
+
+static const MachineDescription Pippin_Descriptor = {
+    .name = "pippin",
+    .description = "Bandai Pippin",
+    .devices = Pippin_Devices,
+    .settings = Pippin_Settings,
+    .init_func = &initialize_pippin
+};
+
+REGISTER_MACHINE(pippin, Pippin_Descriptor);