This log message below implies that your BIOS doesn't provide the ACPI interfaces needed by acpiphp driver. Maybe an ACPI dump file may help to identify the issue. You may generate acpidump file by: acpidump > acpidump.bin >May 5 14:09:55 localhost kernel: [28329.702720] acpiphp_glue: Total 0 slots On 05/05/2012 12:19 PM, Francois Rigaut wrote: > May 5 14:09:55 localhost kernel: [28329.702720] acpiphp_glue: Total 0 slots -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html