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machinepdm: support for pluggable PDS devices.

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This commit is contained in:
Maxim Poliakovski 2022-08-29 11:18:53 +02:00
parent ee9448cbc6
commit e33b141b7e
2 changed files with 35 additions and 0 deletions
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1
machines/machinefactory.cpp
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@ -84,6 +84,7 @@ static const map<string, string> PropHelp = {
{"pci_C1", "insert a PCI device into C1 slot"},
{"serial_backend", "specifies the backend for the serial port"},
{"emmo", "enables/disables factory HW tests during startup"},
{"pds", "specify device for the processsor direct slot"},
};
bool MachineFactory::add(const string& machine_id, MachineDescription desc)

34
machines/machinepdm.cpp
View File

@ -36,6 +36,35 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include <string>
#include <vector>
void setup_pds()
{
std::string dev_name = GET_STR_PROP("pds");
if (!dev_name.empty()) {
if (!DeviceRegistry::device_registered(dev_name)) {
LOG_F(WARNING, "specified PDS device %s doesn't exist", dev_name.c_str());
goto empty_slot;
}
// attempt to create device object
auto dev_obj = DeviceRegistry::get_descriptor(dev_name).m_create_func();
// safety check
if (!dev_obj->supports_type(HWCompType::PDS_DEV)) {
LOG_F(WARNING, "Cannot use device %s with the PDS", dev_name.c_str());
goto empty_slot;
}
// add device to the machine object
gMachineObj->add_device(dev_name, std::move(dev_obj));
LOG_F(INFO, "PDS slot: %s", dev_name.c_str());
return;
}
empty_slot:
LOG_F(INFO, "PDS slot: empty");
}
int initialize_pdm(std::string& id)
{
uint16_t machine_id;
@ -81,6 +110,9 @@ int initialize_pdm(std::string& id)
// add internal SCSI bus
gMachineObj->add_device("SCSI0", std::unique_ptr<ScsiBus>(new ScsiBus()));
// set up the processor direct slot
setup_pds();
// Init virtual CPU and request MPC601
ppc_cpu_init(hmc_obj, PPC_VER::MPC601, 7812500ULL);
@ -102,6 +134,8 @@ static const PropMap pm6100_settings = {
new IntProperty(0, vector<uint32_t>({0, 8, 16, 32, 64, 128}))},
{"mon_id",
new StrProperty("HiRes12-14in", PDMBuiltinMonitorIDs)},
{"pds",
new StrProperty("")},
{"emmo",
new BinProperty(0)},
};