Fix acpi_DeviceIsPresent to check for valid _STA data and to check the "present" and "functioning" bits. Use acpi_DeviceIsPresent in acpi_pcib rather than rolling our own (also broken) version.
Fix acpi_DeviceIsPresent to check for valid _STA data and to check the "present" and "functioning" bits. Use acpi_DeviceIsPresent in acpi_pcib rather than rolling our own (also broken) version.