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machinepdm: implement extended RAM.

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This commit is contained in:
Maxim Poliakovski 2024-03-26 00:32:27 +01:00
parent 0a97e4e038
commit ea4564c827
1 changed files with 11 additions and 6 deletions
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17
machines/machinepdm.cpp
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@ -61,7 +61,6 @@ int initialize_pdm(std::string& id)
}
// create machine ID register
//gMachineObj->add_component("MachineID", new NubusMacID(machine_id));
gMachineObj->add_device("MachineID", std::unique_ptr<NubusMacID>(new NubusMacID(machine_id)));
hmc_obj->add_mmio_region(0x5FFFFFFC, 4,
dynamic_cast<MMIODevice*>(gMachineObj->get_comp_by_name("MachineID")));
@ -78,9 +77,15 @@ int initialize_pdm(std::string& id)
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!");
uint32_t bank_a_size = GET_INT_PROP("rambank1_size");
uint32_t bank_b_size = GET_INT_PROP("rambank2_size");
if (bank_b_size && bank_a_size != bank_b_size) {
LOG_F(ERROR, "rambank1_size and rambank2_size should have equal size");
return -1;
}
if (hmc_obj->install_ram(BANK_SIZE_8MB, bank_a_size << 20, bank_b_size << 20)) {
LOG_F(ERROR, "Failed to allocate RAM!");
return -1;
}
@ -100,9 +105,9 @@ static const vector<string> PDMBuiltinMonitorIDs = {
static const PropMap pm6100_settings = {
{"rambank1_size",
new IntProperty(0, vector<uint32_t>({0, 8, 16, 32, 64, 128}))},
new IntProperty(0, vector<uint32_t>({0, 2, 4, 8, 16, 32, 64, 128}))},
{"rambank2_size",
new IntProperty(0, vector<uint32_t>({0, 8, 16, 32, 64, 128}))},
new IntProperty(0, vector<uint32_t>({0, 2, 4, 8, 16, 32, 64, 128}))},
{"mon_id",
new StrProperty("HiRes12-14in", PDMBuiltinMonitorIDs)},
{"emmo",