[    0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[    0.000000] ------------[ cut here ]------------
[    0.000000] WARNING: at drivers/iommu/dmar.c:481 warn_invalid_dmar+0x86/0xa0()
[    0.000000] Hardware name: Q1105M
[    0.000000] Your BIOS is broken; DMAR reported at address 0!
BIOS vendor: INSYDE; Ver: G3F71; Product Version: 04
[    0.000000] Modules linked in:
[    0.000000] Pid: 0, comm: swapper Not tainted 3.7.1-2-ARCH #1
[    0.000000] Call Trace:
[    0.000000]  [<ffffffff8105742f>] warn_slowpath_common+0x7f/0xc0
[    0.000000]  [<ffffffff810574cf>] warn_slowpath_fmt_taint+0x3f/0x50
[    0.000000]  [<ffffffff818d8308>] ? early_ioremap+0x13/0x15
[    0.000000]  [<ffffffff818cedf6>] ? __acpi_map_table+0x13/0x1a
[    0.000000]  [<ffffffff8137ee56>] warn_invalid_dmar+0x86/0xa0
[    0.000000]  [<ffffffff814ae2e7>] ? bad_to_user+0x671/0x671
[    0.000000]  [<ffffffff818fa545>] check_zero_address+0x57/0xf7
[    0.000000]  [<ffffffff814ae2e7>] ? bad_to_user+0x671/0x671
[    0.000000]  [<ffffffff818fa5fc>] detect_intel_iommu+0x17/0xba
[    0.000000]  [<ffffffff818c9b93>] pci_iommu_alloc+0x4a/0x73
[    0.000000]  [<ffffffff818d7d22>] mem_init+0x19/0xed
[    0.000000]  [<ffffffff818c1a57>] start_kernel+0x1e3/0x3de
[    0.000000]  [<ffffffff818c1673>] ? repair_env_string+0x5e/0x5e
[    0.000000]  [<ffffffff818c1356>] x86_64_start_reservations+0x131/0x135
[    0.000000]  [<ffffffff818c145a>] x86_64_start_kernel+0x100/0x10f
[    0.000000] ---[ end trace 106121002c7a3b48 ]---
[    0.000000] Memory: 1979312k/2027520k available (4792k kernel code, 1108k absent, 47100k reserved, 4082k data, 800k init)