/**
* @param driver
* @param architecture
* @param model
* @param device
*/
public RadeonCore(RadeonDriver driver, int architecture, String model, PCIDevice device)
throws ResourceNotFreeException, DriverException {
this.driver = driver;
this.fbinfo = new FBInfo(architecture);
final PCIHeaderType0 pciCfg = device.getConfig().asHeaderType0();
final PCIBaseAddress ioAddr = pciCfg.getBaseAddresses()[2];
final PCIBaseAddress fbAddr = pciCfg.getBaseAddresses()[0];
final PCIRomAddress romAddr = pciCfg.getRomAddress();
log.info("Found ATI " + model + ", chipset 0x" + NumberUtils.hex(pciCfg.getRevision()));
try {
final ResourceManager rm = InitialNaming.lookup(ResourceManager.NAME);
final int ioBase = (int) ioAddr.getMemoryBase();
final int ioSize = ioAddr.getSize();
final int fbBase = (int) fbAddr.getMemoryBase() /* & 0xFF800000 */;
// Map Memory Mapped IO
this.mmio =
rm.claimMemoryResource(
device, Address.fromIntZeroExtend(ioBase), ioSize, ResourceManager.MEMMODE_NORMAL);
this.vgaIO = new RadeonVgaIO(mmio);
final int memSize = readMemorySize();
log.info("Memory size " + NumberUtils.toBinaryByte(memSize));
this.accel = new RadeonAcceleration(vgaIO);
// Map Device RAM
this.deviceRam =
rm.claimMemoryResource(
device, Address.fromIntZeroExtend(fbBase), memSize, ResourceManager.MEMMODE_NORMAL);
vgaIO.setVideoRam(deviceRam);
// Find ROM
MemoryResource rom = null;
if (romAddr != null) {
romAddr.setEnabled(true);
if (romAddr.isEnabled()) {
rom =
rm.claimMemoryResource(
device,
Address.fromIntZeroExtend(romAddr.getRomBase()),
romAddr.getSize(),
ResourceManager.MEMMODE_NORMAL);
if (!verifyBiosSignature(rom)) {
log.info("Signature mismatch");
rom.release();
rom = null;
}
} else {
log.debug("Failed to enabled expansion ROM");
}
}
if (rom == null) {
// Use the ISA regions rom instead
rom = findRom(device, rm);
}
this.rom = rom;
log.debug(
"Found ATI "
+ model
+ ", FB at 0x"
+ NumberUtils.hex(fbBase)
+ "s0x"
+ NumberUtils.hex(memSize)
+ ", MMIO at 0x"
+ NumberUtils.hex(ioBase)
+ ", ROM "
+ pciCfg.getRomAddress());
fbinfo.readMonitorInfo(vgaIO);
if (this.rom != null) {
log.info("ROM[0-3] 0x" + NumberUtils.hex(rom.getInt(0)));
// Read monitor information
fbinfo.readFPIInfo(rom);
}
} catch (NameNotFoundException ex) {
throw new ResourceNotFreeException(ex);
}
// Read the current state of the device
this.oldVgaState = new RadeonVgaState(architecture, fbinfo.hasCRTC2, vgaIO);
this.currentState = new RadeonVgaState(architecture, fbinfo.hasCRTC2, vgaIO);
// Claim the first 128K for VGA only
deviceRam.claimChildResource(0, 128 * 1024, false);
// Allocate the hardware cursor
this.hwCursor = new RadeonHardwareCursor(this, vgaIO);
}
/**
* Claim a portion of RAM on the device.
*
* @param size
* @param align
* @return
* @throws IndexOutOfBoundsException
* @throws ResourceNotFreeException
*/
final MemoryResource claimDeviceMemory(int size, int align)
throws IndexOutOfBoundsException, ResourceNotFreeException {
return deviceRam.claimChildResource(size, align);
}
